Weathering drying device for sodium tungstate solution

Abstract

The utility model discloses a weathering drying device for a sodium tungstate solution, which belongs to the technical field of sodium tungstate drying and comprises a drying cylinder, a drying bin and a feeding pipeline, the feeding pipeline is mounted on the side wall of the drying cylinder, the drying bin for forming the sodium tungstate solution is formed in the drying cylinder, and the lower end of the drying cylinder is connected with a protective cover. A base pipe inserted into the drying bin is arranged at the upper end of the protective cover, a plurality of sliding grooves are formed in the side wall of the base pipe, and a push rod is arranged at each sliding groove. A feeding pipeline and a hot air pipeline are arranged on the side wall of the drying cylinder, a hot air nozzle connected with the hot air pipeline is obliquely aligned with blades to blow air, the movable cover and the base form a solution bin for storing a sodium tungstate solution, and hot air blowing can drive the blades to rotate to achieve stirring and drying of the sodium tungstate solution in the solution bin. The electric push rod can drive the connecting rod, the push rod and the movable cover to move up and down, the height of the solution bin is changed, dry sodium tungstate in the solution bin is discharged, hot air blows blades to throw out sodium tungstate, and the discharging efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium tungstate drying, in particular to a weathering drying device for sodium tungstate solution. Background Technique

[0002] Sodium tungstate solution is slightly alkaline, insoluble in ethanol, slightly soluble in ammonia, weathered in the air, and loses crystal water when heated to 100 °C to form an anhydrous substance;

[0003] After retrieval, it is found that the "Weathering Drying Device for Sodium Tungstate Solution" disclosed in the Chinese Patent Publication No. CN216877845U includes a drying tank. Four support rods distributed in a rectangle are installed at the bottom of the drying tank. A sealing door is arranged on the drying tank. A motor is installed at the center of the bottom of the drying tank. The output end of the motor penetrates through the bottom of the drying tank and is connected with a rotating rod. The top end of the rotating rod is connected with the inner top of the drying tank through a bearing. A plurality of drying trays are arranged at equal intervals from top to bottom inside the drying tank. The drying trays are connected with the inner wall of the drying tank through brackets. Stirring components are arranged above the drying trays. An air heater is installed on the outer wall of the drying tank. The air inlet of the air heater is connected with an air inlet pipe. The air outlet of the air heater is connected with the drying tank through a main air delivery pipe. One end of the main air delivery pipe placed inside the drying tank is connected with the drying trays through branch air delivery pipes. One side of the drying tank far away from the air heater is connected with a main exhaust pipe. One end of the main exhaust pipe placed inside the drying tank is connected with the drying trays through branch exhaust pipes. The top of the drying tank is connected with a main feed pipe. A moisture discharge pipe is communicated between the top and the side wall of the drying tank;

[0004] Due to its complex structure (for example, it requires a servo motor to drive the drying tray to rotate, heating wires need to be arranged on the drying tray, and the heating wires need to be connected with heating control equipment), it consumes more energy. In actual use, the discharging structure is not convenient, resulting in time-consuming and laborious discharging. In the current context of energy conservation and emission reduction, attention needs to be paid to the above problems when improving the equipment. Content of the Utility Model

[0005] The main purpose of the utility model is to provide a weathering drying device for sodium tungstate solution, which can effectively solve the problems put forward in the background technique.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A weathering drying device for sodium tungstate solution, comprising a drying cylinder, a drying bin and a feed pipe. The feed pipe is installed on the side wall of the drying cylinder, and a drying bin for sodium tungstate solution is formed inside the drying cylinder. The lower end of the drying cylinder is connected with a protective cover, and a base pipe inserted into the drying bin is arranged at the upper end of the protective cover. A plurality of sliding grooves are formed on the side wall of the base pipe, and a push rod is arranged at each sliding groove. A connecting rod is arranged inside the base pipe, and an electric push rod connected with the connecting rod is installed inside the protective cover. The upper end of each push rod is provided with a cross frame, and the upper end of each cross frame is connected with a movable cover;

[0008] A base is arranged inside the movable cover, and blades are arranged at the upper end of the base. The base is restrictedly installed on the base pipe through a second bearing. A hot air nozzle aligned with the blades is arranged on the side wall of the drying cylinder, and the tails of a plurality of hot air nozzles are connected with a hot air pipe. The discharge port of the feed pipe is aligned with the base.

[0009] In a preferred embodiment of the present application, a first bearing is arranged at the cross frame and the base pipe, and the first bearing is fixed on the cross frame through bolts. A circular ring is sleeved on the body of the base pipe, and the circular ring is restricted on the first bearing;

[0010] In a preferred embodiment of the present application, the push rod is fixedly welded with the connecting rod, the push rod slides along the sliding groove, the edge of the push rod is arc-shaped, and the push rod is fixed with the cross frame through bolts;

[0011] In a preferred embodiment of the present application, a convex block adapted to the cross frame is arranged at the lower end of the movable cover, and the convex block and the cross frame are fixed through bolts, and the convex block restricts the base from falling;

[0012] In a preferred embodiment of the present application, the second bearing is fixed on the base and the blades through bolts, and the circular ring sleeved on the body of the base pipe is restricted at the end face of the second bearing;

[0013] In a preferred embodiment of the present application, a sealing ring is sleeved on the outer wall of the base, and the base and the movable cover are hermetically arranged, and a solution bin for storing sodium tungstate solution is formed between the base and the movable cover.

[0014] Compared with the prior art, the present utility model has the following beneficial effects:

[0015] In the present utility model, a feed pipe and a hot air pipe are arranged on the side wall of the drying cylinder. The hot air nozzles connected with the hot air pipe blow air obliquely towards the blades. The movable cover and the base form a solution bin for storing sodium tungstate solution. The hot air blowing can drive the blades to rotate to realize the stirring and drying of the sodium tungstate solution in the solution bin. The electric push rod can drive the connecting rod, the push rod and the movable cover to move up and down, thereby changing the height of the solution bin, which is beneficial to the discharge of the dried sodium tungstate inside the solution bin. The hot air blowing the blades can throw out the sodium tungstate, improving the discharging efficiency. Description of the Drawings

[0016] Figure 1 is the overall structural schematic diagram of the present utility model;

[0017] Figure 2 is the schematic diagram of the movable cover, base, base pipe and electric push rod of the present utility model;

[0018] Figure 3 is the display diagram of the movable cover, base, base pipe and electric push rod of the present utility model;

[0019] Figure 4 is the exploded view of the cross frame, movable cover, base and blade of the present utility model;

[0020] Figure 5 is Figure 3 the enlarged schematic diagram at position A in

[0021] In the figure: 1, drying cylinder; 2, drying bin; 3, feeding pipeline; 4, hot air pipeline; 5, hot air nozzle; 6, protective cover; 7, electric push rod; 8, movable cover; 9, convex block; 10, cross frame; 11, first bearing; 12, base; 13, blade; 14, second bearing; 15, solution bin; 16, base pipe; 17, sliding groove; 18, connecting rod; 19, push rod. Specific embodiments

[0022] In order to make the technical means, creative features, achieved purposes and effects of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0023] Such as Figure 1 - Figure 5As shown in the figure, a weathering and drying device for sodium tungstate solution includes a drying cylinder 1, a drying bin 2 and a feed pipe 3. The feed pipe 3 is installed on the side wall of the drying cylinder 1. A drying bin 2 for sodium tungstate solution is formed inside the drying cylinder 1. The feed pipe 3 has three discharge pipes respectively, and a valve is arranged on each discharge pipe. The valve can be controlled by a PLC control device. The discharge port of each discharge pipe is facing the solution bin 15, and the sodium tungstate solution can be filled into the solution bin 15. The lower end of the drying cylinder 1 is connected with a protective cover 6. The upper end of the protective cover 6 is provided with a base pipe 16 inserted into the drying bin 2. A plurality of chutes 17 are arranged on the side wall of the base pipe 16. A push rod 19 is arranged at each chute 17. A connecting rod 18 is arranged inside the base pipe 16. The push rod 19 is welded and fixed to the connecting rod 18. The push rod 19 slides along the chute 17. The edge of the push rod 19 is designed in an arc shape. An electric push rod 7 connected to the connecting rod 18 is installed inside the protective cover 6. A cross frame 10 is arranged at the upper end of each push rod 19. A first bearing 11 is arranged at the cross frame 10 and the base pipe 16. The first bearing 11 is fixed to the cross frame 10 by bolts. A ring is sleeved on the pipe body of the base pipe 16, and the ring is restricted on the first bearing 11; An activity cover 8 is connected to the upper end of each cross frame 10; The push rod 19 is fixed to the cross frame 10 by bolts. The telescopic end of the electric push rod 7 is connected to the connecting rod 18 by bolts. The connecting rod 18 and the push rod 19 are perpendicular to each other. The surface of the push rod 19 is smooth and can slide up and down along the chute 17;

[0024] The inner cavity of the movable cover 8 is provided with a base 12; a sealing ring is sleeved on the outer wall of the base 12, and the base 12 and the movable cover 8 are hermetically arranged. A solution tank 15 for storing sodium tungstate solution is formed between the base 12 and the movable cover 8. The lower end of the movable cover 8 is provided with a convex block 9 adapted to the cross frame 10. The convex block 9 and the cross frame 10 are fixed by bolts, and the convex block 9 restricts the downward movement of the base 12; the upper end of the base 12 is provided with a blade 13. The base 12 is restricted to be installed on the base pipe 16 through a second bearing 14. The second bearing 14 is fixed to the base 12 and the blade 13 by bolts. A circular ring is sleeved on the body of the base pipe 16 and restricted at the end face of the second bearing 14; a hot air nozzle 5 aligned with the blade 13 is provided on the side wall of the drying cylinder 1. The tails of a plurality of hot air nozzles 5 are connected with a hot air pipeline 4, and the discharge port of the feed pipeline 3 is aligned with the base 12; in actual use, hot air is input into the hot air nozzle 5 through the hot air pipeline 4. Since the hot air nozzle 5 is aligned with the part of the blade 13 exposed to the sodium tungstate solution, the blade 13 can be driven to rotate. Since the blade 13 is movably arranged between the blade 13 and the base 12, it also rotates in the solution tank 15, thereby driving the stirring of the sodium tungstate solution. Continuous hot air can achieve the drying of the sodium tungstate solution. A hot air circulation device can be arranged between the hot air pipeline 4 and the drying chamber 2 to realize the recycling of hot air, so as to improve the utilization rate of hot air. After drying is completed, the electric push rod 7 is started, and the connecting rod 18 and the push rod 19 move downward, thereby driving the movable cover 8 to move downward. After the height of the movable cover 8 is reduced, the blade 13 rotates again through the hot air nozzle 5, and the dried items in the solution tank 15 can be thrown out, improving the discharging efficiency. After discharging is completed, it can return to its original state.

[0025] All the standard parts used in the present utility model can be purchased from the market. The special-shaped parts can be customized according to the description of the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, and welding that are mature in the prior art. The machines, parts, and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be elaborated here.

[0026] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A weathering and drying device for sodium tungstate solution, comprising a drying cylinder (1), a drying chamber (2) and a feed pipe (3). The feed pipe (3) is installed on the side wall of the drying cylinder (1), and a drying chamber (2) for sodium tungstate solution is formed inside the drying cylinder (1), characterized in that: A protective cover (6) is connected to the lower end of the drying cylinder (1), and a base pipe (16) inserted into the drying chamber (2) is provided at the upper end of the protective cover (6). A plurality of sliding grooves (17) are formed in the side wall of the base pipe (16). A push rod (19) is provided at each sliding groove (17). A connecting rod (18) is provided in the base pipe (16). An electric push rod (7) connected to the connecting rod (18) is installed inside the protective cover (6). A cross frame (10) is provided at the upper end of each push rod (19). A movable cover (8) is connected to the upper end of each cross frame (10); A base (12) is provided in the inner cavity of the movable cover (8), and blades (13) are provided at the upper end of the base (12). The base (12) is restrictedly installed on the base pipe (16) through a second bearing (14). A hot air nozzle (5) aligned with the blades (13) is provided on the side wall of the drying cylinder (1). The tails of a plurality of hot air nozzles (5) are connected to a hot air pipe (4). The discharge port of the feed pipe (3) is aligned with the base (12).

2. The weathering and drying device for sodium tungstate solution according to claim 1, wherein: A first bearing (11) is provided at the cross frame (10) and the base pipe (16), and the first bearing (11) is fixed to the cross frame (10) by bolts. A ring is sleeved on the body of the base pipe (16), and the ring is restricted on the first bearing (11).

3. The weathering and drying device for sodium tungstate solution according to claim 2, characterized in that: The push rod (19) is fixedly welded to the connecting rod (18), and the push rod (19) slides along the sliding groove (17). The edge of the push rod (19) is designed to be arc-shaped. The push rod (19) is fixed to the cross frame (10) by bolts.

4. A weathering and drying device for sodium tungstate solution according to claim 3, characterized in that: A convex block (9) adapted to the cross frame (10) is provided at the lower end of the movable cover (8), and the convex block (9) and the cross frame (10) are fixed by bolts. The convex block (9) restricts the base (12) from falling.

5. The weathering and drying device for sodium tungstate solution according to claim 4, characterized in that: The second bearing (14) is fixed to the base (12) and the blades (13) by bolts. A ring sleeved on the body of the base pipe (16) is restricted on the end face of the second bearing (14).

6. The weathering and drying device for sodium tungstate solution according to claim 5, wherein: A sealing ring is sleeved on the outer wall of the base (12), and the base (12) and the movable cover (8) are hermetically arranged. A solution chamber (15) for storing sodium tungstate solution is formed between the base (12) and the movable cover (8).

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