Uniform air supply device for spray drying tower

Abstract

The utility model relates to a uniform air supply device for a spray drying tower. The uniform air supply device comprises a drying tower, a fixing pipe is arranged at the top of the drying tower in a penetrating mode, the bottom end of the fixing pipe is rotationally connected with a rotating cylinder, the bottom of the rotating cylinder is fixedly connected with a pair of communicated connecting pipes, and a plurality of cleaning assemblies are arranged in the drying tower. The cleaning assembly comprises a deflection pipe arranged in the drying tower, the outer side of the deflection pipe is fixedly connected with a plurality of communicated spray heads, the outer side of the deflection pipe is fixedly connected with a plurality of connecting frames, and one end of each connecting frame is fixedly connected with a scraping plate matched with the side face of the inner wall of the drying tower; hot air is sprayed out through the fixing pipe, the communicating pipe and the air conveying pipe, fog drops are dried into powder, the fog drops are dried from multiple directions and positions, the fog drops attached to the inner wall of the drying tower are dried through the arrangement of the connecting pipe, the deflection pipe, the connecting frame, the scraping plate and the spraying head, the thoroughly-dried powder is scraped off, and waste of materials is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to spray drying technical field especially relates to a even air supply device for spray drying tower. BACKGROUND

[0002] Spray drying is the method that fluidization technology is used for liquid material drying, it is concentrated to the suitable density after liquid material, makes it atomizes into small mist drop, with certain flow rate's drying hot air flow carries out heat exchange, makes moisture evaporates rapidly, material dries into powder or granular method, is widely used in new energy, petroleum chemical industry, medicine food, ceramics, powder metallurgy, electron, environmental protection etc.

[0003] The existing spray drying tower's air inlet device, since hot air is usually introduced from one place, hot air carries on diffusion in the tower, can lead to part mist drop is not dried, and adheres on the inner wall of drying tower, causes material wall sticking, not only waste material, but also influence product quality. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of even air supply device for spray drying tower, hot air is sprayed out by fixed pipe, communication pipe, gas pipe, mist drop is dried into powder material, mist drop is dried from multiple direction positions, and by the setting of connecting pipe, deflection pipe, connecting frame, scraper, spray head, mist drop adhered on the inner wall of drying tower is dried, and powder material is scraped down after being dried thoroughly, avoid waste of material, improve product quality simultaneously.

[0005] The utility model discloses the following technical scheme: a kind of even air supply device for spray drying tower, including drying tower, fixed pipe is penetrated in the top of the drying tower, the bottom end of the fixed pipe is rotatably connected with rotating cylinder, the bottom of the rotating cylinder is fixedly connected with a pair of communication connecting pipe, drying tower is provided with multiple cleaning assemblies in it;

[0006] The cleaning assembly includes the deflection pipe being set in the drying tower, the outside of the deflection pipe is fixedly connected with multiple communication spray head, the outside of the deflection pipe is fixedly connected with multiple connecting frames, one end of the connecting frame is fixedly connected with the scraper being compatible with the inner wall side surface of the drying tower;

[0007] Fixed rod is fixedly connected between adjacent two deflection pipes, the end of the connecting pipe away from the rotating cylinder is connected with the uppermost deflection pipe;

[0008] The outside of the drying tower is fixedly connected with multiple communication communication pipe, the outside of the communication pipe is fixedly connected with multiple gas pipe, the gas pipe is penetrated drying tower.

[0009] Preferably, the outer side of the rotating cylinder is fixedly connected with a plurality of gear teeth, and the top end of the rotating cylinder is fixedly connected with a limiting ring.

[0010] Preferably, the top of the drying tower is fixedly connected with a fixing frame, the inner wall of the fixing frame is fixedly connected with a motor, and the output end of the motor is fixedly connected with a rotating rod.

[0011] Preferably, the rotating rod penetrates through the drying tower, and the end, away from the motor, of the rotating rod is fixedly connected with a gear wheel engaged with the gear teeth.

[0012] Preferably, the top end of the fixing pipe is fixedly connected with an input pipe, and the outer side of the drying tower is fixedly connected with a feeding pipe in communication.

[0013] The utility model discloses a beneficial effect:

[0014] 1, through the fixed pipe, the communication pipe, the gas pipe, the hot air is spouted, and the mist drop is dried into powder material, and the mist drop is dried from multiple direction positions, and through the setting of the connecting pipe, the deflection pipe, the connecting frame, the scraper, the spray head, the mist drop adhered on the inner wall of the drying tower is dried, and the powder material that dries completely is scraped down, avoids the waste of material.

[0015] 2, the setting of multiple fixed rods makes multiple deflection pipes move simultaneously, realizes that multiple scrapers clean the side of the drying tower, and the setting of the limiting ring avoids the deviation of the rotating cylinder in the process of rotating. ACCURACY

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0017] Figure 1 It is the internal structure schematic diagram of the utility model;

[0018] Figure 2 It is the structure schematic diagram of the utility model;

[0019] Figure 3 It is the structure schematic diagram of the connecting pipe and the deflection pipe in the utility model;

[0020] Figure 4 It is the structure schematic diagram of the gear tooth and the limiting ring in the utility model.

[0021] In the figure: 1, drying tower; 2, feed pipe; 3, fixed pipe; 4, input pipe; 5, fixed frame; 6, motor; 7, rotating rod; 8, communication pipe; 9, gear tooth; 10, rotating cylinder; 11, connecting pipe; 12, deflection pipe; 13, connecting frame; 14, scraper; 15, fixed rod; 16, spray head; 17, gas conveying pipe; 18, gear; 19, limiting ring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] In the description of the utility model, it should be explained that, unless explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood in a broad sense. For example, "connected" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0024] Embodiment one: reference Figures 1-4 As shown in a kind of for the uniform air supply device of spray drying tower, including drying tower 1, the top of drying tower 1 is provided with fixed pipe 3, the bottom end of fixed pipe 3 is rotatably connected with rotating cylinder 10, the bottom of rotating cylinder 10 is fixedly connected with a pair of communication connecting pipe 11, drying tower 1 is provided with multiple cleaning components;

[0025] Cleaning component includes the deflection pipe 12 arranged in drying tower 1, the outer side of deflection pipe 12 is fixedly connected with multiple communication spray head 16, the outer side of deflection pipe 12 is fixedly connected with multiple connecting frames 13, one end of connecting frame 13 is fixedly connected with the scraper 14 compatible with the inner wall side surface of drying tower 1, to facilitate scraping down powder, the setting of multiple spray heads 16, to facilitate blowing powder scraped away from the inner wall of drying tower 1, reduce the waste of material;Fixed rod 15 is fixedly connected between adjacent two deflection pipes 12, the end of connecting pipe 11 away from rotating cylinder 10 is connected with the uppermost deflection pipe 12, and hot air is transmitted into deflection pipe 12 through connecting pipe 11;The outer side of rotating cylinder 10 is fixedly connected with multiple gear teeth 9, the top end of rotating cylinder 10 is fixedly connected with limiting ring 19, the inner side of fixed pipe 3 is provided with sliding groove compatible with limiting ring 19, to avoid the situation that rotating cylinder 10 deviates during rotation.

[0026] In the embodiment, the deflection pipe 12, the connecting frame 13 and the scraper 14 are deflected by the connecting pipe 11, the multiple fixed rods 15 are arranged to make the multiple deflection pipes 12 move simultaneously, the multiple scrapers 14 clean the inner wall of the drying tower 1, the powder adhered to the inner wall of the drying tower 1 is scraped off, the multiple nozzles 16 are arranged to blow the hot air to the inner wall of the drying tower 1 through the nozzles 16, the scraped powder is blown away from the inner wall of the drying tower 1, and the waste of the material is reduced.

[0027] Embodiment two: refer to Figures 1-4 , based on the same concept as the above embodiment one, the embodiment also proposes that the top of the drying tower 1 is fixedly connected with the fixed frame 5, the inner wall of the fixed frame 5 is fixedly connected with the motor 6, the output end of the motor 6 is fixedly connected with the rotating rod 7, the fixed frame 5 supports the motor 6; the rotating rod 7 penetrates the drying tower 1, the end of the rotating rod 7 away from the motor 6 is fixedly connected with the gear 18 engaged with the gear teeth 9, the gear 18 drives the gear teeth 9 and the rotating cylinder 10 to rotate; the top end of the fixed pipe 3 is fixedly connected with the input pipe 4, the outer side of the drying tower 1 is fixedly connected with the feeding pipe 2 in communication, the outer side of the drying tower 1 is fixedly connected with multiple communication pipes 8 in communication, the outer side of the communication pipe 8 is fixedly connected with multiple gas conveying pipes 17, the gas conveying pipe 17 penetrates the drying tower 1, and the hot air is sent into the drying tower 1 through the gas conveying pipe 17.

[0028] In the embodiment, the liquid material is introduced into the drying tower 1 through the feeding pipe 2, the hot air is introduced through the input pipe 4, the hot air is sprayed out through the fixed pipe 3, the communication pipe 8 and the gas conveying pipe 17, the liquid drops are dried by the hot air, and the product quality is improved; the motor 6 drives the gear 18 to rotate through the rotating rod 7, and the rotating cylinder 10 is driven to rotate through the gear teeth 9;

[0029] The top end of the fixed pipe 3 is fixedly connected with the input pipe 4, the outer side of the drying tower 1 is fixedly connected with the feeding pipe 2 in communication, the outer side of the drying tower 1 is fixedly connected with multiple communication pipes 8 in communication, the outer side of the communication pipe 8 is fixedly connected with multiple gas conveying pipes 17, the gas conveying pipe 17 penetrates the drying tower 1, and the hot air is sent into the drying tower 1 through the gas conveying pipe 17, the liquid drops are dried by the hot air, and the product quality is improved.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A uniform air supply device for a spray drying tower, comprising a drying tower (1), characterized in that: The top of the drying tower (1) is provided with a fixed pipe (3), the bottom end of the fixed pipe (3) is rotatably connected with a rotating cylinder (10), the bottom of the rotating cylinder (10) is fixedly connected with a pair of connected connecting pipes (11), a plurality of cleaning assemblies are arranged in the drying tower (1); The cleaning assembly comprises a deflection pipe (12) arranged in the drying tower (1), a plurality of connected nozzles (16) are fixedly connected to the outer side of the deflection pipe (12), a plurality of connecting frames (13) are fixedly connected to the outer side of the deflection pipe (12), one end of the connecting frame (13) is fixedly connected with a scraper (14) matched with the inner wall side of the drying tower (1); A fixed rod (15) is fixedly connected between two adjacent deflection pipes (12), and one end of the connecting pipe (11) away from the rotating cylinder (10) is connected with the uppermost deflection pipe (12); A plurality of connected communication pipes (8) are fixedly connected to the outer side of the drying tower (1), a plurality of gas conveying pipes (17) are fixedly connected to the outer side of the communication pipe (8), and the gas conveying pipe (17) penetrates the drying tower (1).

2. A uniform air supply device for a spray drying tower according to claim 1, characterized in that: A plurality of gear teeth (9) are fixedly connected to the outer side of the rotating cylinder (10), the top end of the rotating cylinder (10) is fixedly connected with a limiting ring (19), and the inner side of the fixed pipe (3) is provided with a sliding groove matched with the limiting ring (19).

3. A uniform air supply device for a spray drying tower according to claim 1, characterized in that: The top of the drying tower (1) is fixedly connected with a fixed frame (5), the inner wall of the fixed frame (5) is fixedly connected with a motor (6), and the output end of the motor (6) is fixedly connected with a rotating rod (7).

4. A uniform air supply device for a spray drying tower according to claim 3, characterized in that: The rotating rod (7) penetrates the drying tower (1), and one end of the rotating rod (7) away from the motor (6) is fixedly connected with a gear (18) engaged with the gear tooth (9).

5. A uniform air feed device for a spray drying tower according to claim 1, characterized in that: The top end of the fixed pipe (3) is fixedly connected with an input pipe (4), and the outer side of the drying tower (1) is fixedly connected with a connected feeding pipe (2).

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