Spiral paddle dryer

Abstract

The utility model discloses a spiral paddle dryer which comprises a paddle dryer mechanism, a transmission mechanism and a feeding mechanism, the transmission mechanism is fixedly connected to the top of the paddle dryer mechanism, the feeding mechanism is fixedly connected to the top of a sealing plate, and the paddle dryer mechanism comprises a supporting frame. The top of the supporting frame is fixedly connected with a drying box, the interior of the drying box is fixedly connected with a heating cavity plate, the left side of the drying box is fixedly connected with a heater, the top of the drying box is fixedly connected with a sealing plate, and the left side of the bottom of the drying box communicates with a discharging pipe; the output end of the transmission motor is fixedly connected with a first gear. According to the paddle drying machine, the paddle heating function is increased, so that the paddle drying machine has the effect of uniformly heating wet materials, and the situation that the paddle drying machine is not uniform enough during drying through heating gas is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of blade dryers, in particular to a spiral blade dryer. Background Art

[0002] The paddle dryer is a low-speed stirring dryer with a stirring paddle inside, so that the wet material is fully in contact with the heat carrier and the hot surface under the stirring of the paddle, so as to achieve the purpose of drying. It is divided into two types: hot air type and conduction type. The advantages of this dryer include: low energy consumption: due to indirect heating, there is no large amount of air to carry away heat, and the outer wall of the dryer is provided with an insulation layer, so the energy consumption is low. Low system cost: a huge heat transfer surface per unit effective volume, shortening the processing time, reducing the equipment size, reducing the building area and building space. A wide range of materials to be processed: different heat media can be used, and a wide range of materials to be processed, that is, heat-sensitive materials can be processed, and materials that require high-temperature treatment can be processed. Common media include water vapor, heat transfer oil, hot water, cooling water, etc. It can be operated both continuously and intermittently. Low environmental pollution: no carrying air is used, and less powder material is entrained. The evaporation of the material solvent is small, which is easy to handle.

[0003] According to the patent number disclosed in the China Patent Network: CN107436085A, the present invention discloses a spiral airflow dryer, including a dryer body, a drying chamber is arranged in the dryer body, a column is arranged in the center of the drying chamber, a rotating motor is arranged above the drying chamber, the column is connected to the rotating motor, a plurality of guide blades are arranged on the column, and the guide blades are installed in sequence from top to bottom, a distributor, a blower and an air heater are arranged in the dryer body, a feed port is arranged on the outer shell of the dryer body, the feed port is connected to the drying chamber through the distributor, an air inlet is arranged on the outer shell of the dryer body, and the air at the air inlet is introduced into the drying chamber through the blower and the heater, and an exhaust gas outlet and a discharge port are arranged at the bottom of the drying chamber. In the above manner, the present invention can make the material and the hot air enter the drying chamber in a tangential direction and make a spiral motion, and the centrifugal force generated can dry the material more thoroughly in a short time.

[0004] A paddle dryer is needed to dry wet materials, but most of the paddle dryers on the market use heated gas for drying, which can easily cause uneven drying and require secondary drying of the wet materials. This does not bring convenience to users and affects the normal use of the paddle dryer.

[0005] Therefore, it is necessary to redesign the paddle dryer to effectively prevent the paddle dryer from drying unevenly when drying with heated gas. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a spiral blade dryer, which has the advantage of uniform heating and drying of the blades, and solves the problem that the blade dryer is prone to uneven drying by heating gas.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a spiral blade dryer, comprising:

[0008] Paddle dryer mechanism;

[0009] A transmission mechanism, wherein the transmission mechanism is fixedly connected to the top of the paddle dryer mechanism;

[0010] A feeding mechanism, wherein the feeding mechanism is fixedly connected to the top of the sealing plate;

[0011] The paddle dryer mechanism includes a support frame, a drying box is fixedly connected to the top of the support frame, a heating cavity plate is fixedly connected to the inside of the drying box, a heater is fixedly connected to the left side of the drying box, a sealing plate is fixedly connected to the top of the drying box, and a discharge pipe is connected to the left side of the bottom of the drying box.

[0012] As a preferred embodiment of the utility model, the transmission mechanism includes a transmission motor, the output end of the transmission motor is fixedly connected to a first gear, the front side of the first gear is meshed with a second gear, the front sides of the first gear and the second gear are movably connected to the back side of a drying box through bearings, the front sides of the first gear and the second gear are both fixedly connected to propeller blades, the front sides of the propeller blades are movably connected to the front side of the inner wall of the drying box through bearings, the top of the heater is connected to a delivery pipe, and the rear end of the delivery pipe is connected to the front end of the propeller blades.

[0013] As a preferred embodiment of the utility model, the feeding mechanism comprises a feeding hopper, the top of the feeding hopper is fixedly connected to a fixing frame, the interior of the fixing frame is slidably connected to a baffle, and the front of the baffle is fixedly connected to a fixing bar.

[0014] As a preferred embodiment of the present invention, a handle is fixedly connected to the front side of the fixing bar, and the handle is used in conjunction with the fixing bar.

[0015] As a preferred embodiment of the utility model, the front side of the delivery pipe is connected to a pressure relief valve, and the pressure relief valve is used in conjunction with the delivery pipe.

[0016] As a preferred embodiment of the present invention, a sealing gasket is fixedly connected to the surface of the heating cavity plate, and the inner side of the sealing gasket is in contact with the surface of the propeller blade.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. The utility model increases the functionality of blade heating, so that it has the effect of uniformly heating the wet material, preventing the blade dryer from drying unevenly when drying with heated gas.

[0019] 2. The utility model can drive the propeller blades to rotate through the setting of the transmission mechanism, thereby achieving a uniform drying effect.

[0020] 3. The utility model can seal the feed hopper through the setting of the feed mechanism to prevent external debris and dust from entering the interior of the drying box.

[0021] 4. The utility model provides a handle, which enables the user to pull the fixing strip more conveniently, thereby improving the user's comfort.

[0022] 5. The utility model can relieve pressure on the delivery pipe when the pressure is too high by setting the pressure relief valve.

[0023] 6. The utility model can seal the connection between the heating cavity plate and the propeller blade by setting the sealing gasket, thereby improving the sealing performance of the drying box. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a cross-sectional view of the drying box of the utility model;

[0026] Figure 3 This is an exploded diagram of the feeding mechanism of the utility model;

[0027] Figure 4 For this utility model Figure 2 A partial enlarged view of middle A.

[0028] In the figure: 1. paddle dryer mechanism; 11. support frame; 12. drying box; 13. heating cavity plate; 14. heater; 15. sealing plate; 16. discharge pipe; 2. transmission mechanism; 21. transmission motor; 22. first gear; 23. second gear; 24. propeller blade; 25. conveying pipe; 3. feeding mechanism; 31. feeding hopper; 32. fixing frame; 33. baffle; 34. fixing strip; 4. handle; 5. pressure relief valve; 6. sealing gasket. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figures 1 to 4 As shown, the spiral blade dryer provided by the utility model comprises:

[0031] Paddle dryer mechanism 1;

[0032] The transmission mechanism 2 is fixedly connected to the top of the paddle dryer mechanism 1;

[0033] A feeding mechanism 3, which is fixedly connected to the top of the sealing plate 15;

[0034] The paddle dryer mechanism 1 includes a support frame 11, a drying box 12 is fixedly connected to the top of the support frame 11, a heating cavity plate 13 is fixedly connected to the inside of the drying box 12, a heater 14 is fixedly connected to the left side of the drying box 12, a sealing plate 15 is fixedly connected to the top of the drying box 12, and a discharge pipe 16 is connected to the left side of the bottom of the drying box 12.

[0035] refer to Figure 2 The transmission mechanism 2 includes a transmission motor 21, the output end of the transmission motor 21 is fixedly connected to a first gear 22, the front of the first gear 22 is meshed with a second gear 23, the front of the first gear 22 and the second gear 23 are movably connected to the back of the drying box 12 through a bearing, the front of the first gear 22 and the second gear 23 are fixedly connected to a propeller blade 24, the front of the propeller blade 24 is movably connected to the front side of the inner wall of the drying box 12 through a bearing, the top of the heater 14 is connected to a conveying pipe 25, and the rear end of the conveying pipe 25 is connected to the front end of the propeller blade 24.

[0036] As a technical optimization solution of the present invention, the transmission mechanism 2 can be arranged to drive the propeller blades 24 to rotate, thereby achieving a uniform drying effect.

[0037] refer to Figure 3 The feeding mechanism 3 includes a feeding hopper 31 , a fixing frame 32 is fixedly connected to the top of the feeding hopper 31 , a baffle 33 is slidably connected to the inside of the fixing frame 32 , and a fixing bar 34 is fixedly connected to the front of the baffle 33 .

[0038] As a technical optimization solution of the present invention, the feeding hopper 31 can be sealed by setting the feeding mechanism 3 to prevent external debris and dust from entering the interior of the drying box 12.

[0039] refer to Figure 3 A handle 4 is fixedly connected to the front of the fixing strip 34 , and the handle 4 is used in conjunction with the fixing strip 34 .

[0040] As a technical optimization solution of the present invention, the provision of the handle 4 can make it easier for the user to pull the fixing strip 34, thereby improving the user's comfort.

[0041] refer to Figure 4 The front of the delivery pipe 25 is connected to a pressure relief valve 5 , and the pressure relief valve 5 is used in conjunction with the delivery pipe 25 .

[0042] As a technical optimization solution of the utility model, by setting the pressure relief valve 5, the delivery pipe 25 can be depressurized when the pressure is too high.

[0043] refer to Figure 2 A sealing gasket 6 is fixedly connected to the surface of the heating cavity plate 13 , and the inner side of the sealing gasket 6 is in contact with the surface of the propeller blade 24 .

[0044] As a technical optimization solution of the present invention, by providing the sealing gasket 6 , the connection between the heating cavity plate 13 and the propeller blade 24 can be sealed, thereby improving the sealing performance of the drying box 12 .

[0045] The working principle and use process of the utility model are as follows: when in use, first, the user pulls the fixing bar 34 through the handle 4, and the fixing bar 34 drives the baffle 33 to move to the left, and the wet material is added through the feed hopper 31. Then the user generates heat through the heater 14, and delivers it to the propeller blades 24 through the conveying pipe 25, so that the propeller blades 24 and the heating cavity plate 13 generate heat, forming a drying and heating effect. The sealing gasket 6 seals the connection between the heating cavity plate 13 and the propeller blades 24, thereby increasing the internal heat. Then the user starts the transmission motor 21, and the transmission motor 21 drives the first gear 22 to rotate through the output end. The first gear 22 engages with the second gear 23 to drive the second gear 23 to rotate. The first gear 22 and the second gear 23 rotate at the same time, and drive the propeller blades 24 to automatically dry the wet material.

[0046] In summary: the spiral paddle dryer has the effect of uniformly heating the wet material by adding the functionality of paddle heating, which prevents the paddle dryer from drying unevenly when drying with heated gas, and solves the problem of uneven drying when drying with heated gas.

[0047] 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.

[0048] 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.

Claims

1. Spiral blade dryer, characterized in that: include: Paddle dryer mechanism (1); A transmission mechanism (2), wherein the transmission mechanism (2) is fixedly connected to the top of the paddle dryer mechanism (1); A feeding mechanism (3), wherein the feeding mechanism (3) is fixedly connected to the top of the sealing plate (15); The paddle dryer mechanism (1) comprises a support frame (11), a drying box (12) is fixedly connected to the top of the support frame (11), a heating cavity plate (13) is fixedly connected to the interior of the drying box (12), a heater (14) is fixedly connected to the left side of the drying box (12), a sealing plate (15) is fixedly connected to the top of the drying box (12), and a discharge pipe (16) is connected to the left side of the bottom of the drying box (12).

2. The spiral blade dryer according to claim 1, characterized in that: The transmission mechanism (2) comprises a transmission motor (21), the output end of the transmission motor (21) is fixedly connected to a first gear (22), the front side of the first gear (22) is meshed with a second gear (23), the front sides of the first gear (22) and the second gear (23) are movably connected to the back side of a drying box (12) via a bearing, the front sides of the first gear (22) and the second gear (23) are fixedly connected to a propeller blade (24), the front sides of the propeller blade (24) are movably connected to the front side of the inner wall of the drying box (12) via a bearing, the top of the heater (14) is connected to a delivery pipe (25), the rear end of the delivery pipe (25) is connected to the front end of the propeller blade (24).

3. The spiral blade dryer according to claim 2, characterized in that: The feeding mechanism (3) comprises a feeding hopper (31), the top of the feeding hopper (31) is fixedly connected to a fixing frame (32), the interior of the fixing frame (32) is slidably connected to a baffle (33), and the front of the baffle (33) is fixedly connected to a fixing bar (34).

4. The spiral blade dryer according to claim 3, characterized in that: A handle (4) is fixedly connected to the front side of the fixing strip (34), and the handle (4) is used in conjunction with the fixing strip (34).

5. The spiral blade dryer according to claim 4, characterized in that: The front side of the delivery pipe (25) is connected to a pressure relief valve (5), and the pressure relief valve (5) is used in conjunction with the delivery pipe (25).

6. The spiral blade dryer according to claim 5, characterized in that: A sealing gasket (6) is fixedly connected to the surface of the heating cavity plate (13), and the inner side of the sealing gasket (6) is in contact with the surface of the propeller blade (24).

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