Cake crushing device in hollow blade drying machine

Abstract

The utility model relates to the technical field of drying devices, and particularly discloses a caking crushing device in a hollow blade drying machine, which comprises a drying box and a drying box, and a first hollow shaft and a second hollow shaft which are matched with each other are arranged in the drying box. The first hollow shaft and the second hollow shaft are respectively provided with a first paddle blade and a second paddle blade at equal intervals in the axial direction of the first hollow shaft and the second hollow shaft, each first paddle blade and each second paddle blade are respectively provided with a first crushing plate and a second crushing plate, and a gap is reserved between the end of each first crushing plate and the end of the corresponding second crushing plate. Baffles are fixedly arranged on the inner walls of the front side and the rear side of the drying box in the length direction of the drying box respectively, a detachable top cover is arranged on the top face of the drying box, a feeding port is formed in the top cover, and an anti-blocking device is further arranged in the feeding port. In the using process of the device, not only can cakes in the device be effectively crushed, but also the blockage phenomenon of the device in the feeding process can be avoided, so that the using efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drying devices, in particular to an agglomeration breaking device in a hollow blade drying machine. Background Art

[0002] The paddle dryer is a horizontal stirring dryer based on conduction. The main structure is a shell with a jacket, which contains a pair of hollow low-speed rotating hollow shafts. Several stirring blades are welded on the shafts. The jacket and the hollow stirring blades are both connected with heat carriers, and the two heating surfaces heat the materials at the same time. It is usually suitable for drying granular and powder materials, and can also smoothly dry paste materials.

[0003] The traditional hollow paddle dryer does not have an anti-caking crushing device inside. During use, the material inside is prone to caking after being heated, which affects the efficiency of the device. In addition, during the material feeding process, wet materials are prone to clogging at the feed port, reducing the practicality of the device. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the internal agglomerates cannot be effectively crushed and the blocking phenomenon is easy to occur during feeding, thereby reducing the use efficiency of the device.

[0005] In order to solve the above problems, the technical solution of the utility model is: a device for crushing lumps in a hollow paddle dryer, comprising a drying box and a support frame of the bottom wall of the drying box, wherein hollow shafts 1 and 2 for use with each other are symmetrically arranged on the front and rear sides of the drying box, and paddle blades 1 are arranged at equal distances along the axial direction of the hollow shafts 1 and 2 at one end, and paddle blades 2 are arranged at the other end of the hollow shafts 1 and 2 in the middle of every two adjacent paddle blades 1;

[0006] A crushing plate 1 and a crushing plate 2 are respectively provided on each of the paddle blades 1 and 2 and extend to the outside of both ends, and there is a gap between the ends of the crushing plates 1 and 2 extending out of the paddle blades 1 and 2. Baffles are fixedly provided on the inner walls on both sides of the front and rear sides of the drying box along the length direction thereof, a detachable top cover is provided on the top surface of the drying box, a feed port is provided on the top cover, and an anti-blocking device is also provided in the feed port.

[0007] Furthermore, the anti-blocking device includes a swing seat, a guide rod and a vibration motor, and swing seats adapted thereto are respectively provided on both sides close to the inner wall of the feed port, and support seats parallel to the outer wall of the feed port are fixedly provided on the top covers at both ends of the swing seat;

[0008] On the support seat, guide rods perpendicular to the swing seat are respectively passed through the four corners of the swing seat and extend into the feed port. The inner ends of the four guide rods are fixedly connected to the swing seat, and a limit seat is fixedly provided on the outer end of each guide rod. A return spring is also wound around the guide rod between the limit seat and the support seat. A connecting frame is fixedly provided on the two limit seats at the same end, and a vibration motor is provided on the connecting frame.

[0009] Furthermore, each of the crushing plate 1 and the crushing plate 2 is arranged in an inclined structure.

[0010] Furthermore, a plurality of crushing plates 1 or crushing plates 2 on the same straight line are arranged in parallel.

[0011] Furthermore, an exhaust pipe is also provided on the top cover.

[0012] Furthermore, a crushing plate 1 and a crushing plate 2 are symmetrically fixedly provided at both ends of each paddle blade 1 and paddle blade 2.

[0013] The advantages of the utility model compared with the existing technology are:

[0014] 1. Through the cooperation of the paddle blade 1 and the crushing plates 1 and 2 on the paddle blade and under the action of the baffle, the crushing plates 1 and 2 can be driven to rotate during the rotation of the hollow shaft 1 and 2. Under the cooperation with the crushing plates 1, 2 and the baffle, the lumps in the materials can be effectively crushed, thereby improving the quality requirements of the device;

[0015] 2. The swing seat in the feed port and the support seat, guide rod, limit seat, reset spring, connecting frame and vibration motor can start the vibration motor during the feeding process, drive the guide rod to swing left and right, and drive the swing seats at both ends to swing left and right, so as to effectively vibrate the material, thereby avoiding blockage in the feeding process and improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall structure diagram of the utility model.

[0017] Figure 2 This utility model Figure 1 Enlarged view of point A in the middle.

[0018] Figure 3 It is a side view of the internal structure of the utility model.

[0019] Figure 4 It is a front view of the internal structure of the utility model.

[0020] Figure 5 It is the internal structure diagram of the drying box in the utility model.

[0021] As shown in the figure: 1. Drying box; 2. Support frame; 3. Top cover; 4. Feed inlet; 5. Exhaust pipe; 6. Hollow shaft one; 7. Hollow shaft two; 8. Paddle blade one; 9. Paddle blade two; 10. Crushing plate one; 11. Baffle; 12. Swing seat; 13. Support seat; 14. Guide rod; 15. Limit seat; 16. Reset spring; 17. Connecting frame; 18. Vibration motor; 19. Crushing plate two. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] like Figure 1 , 3 As shown in Figure 4, a device for crushing lumps in a hollow paddle dryer comprises a drying box 1 and a support frame 2 on the bottom wall of the drying box 1, hollow shafts 1 6 and 2 7 are symmetrically arranged on the front and rear sides of the drying box 1 for use with each other, paddle blades 1 8 are arranged equidistantly at one end of the hollow shaft 1 6 and the hollow shaft 2 7 along their axial direction, paddle blades 2 9 are arranged at the other end of the hollow shaft 1 6 and the hollow shaft 2 7 in the middle of every two adjacent paddle blades 8, and one end of the hollow shaft 1 6 and the hollow shaft 2 7 is connected to the heating assembly, and the other end is connected to the transmission assembly, and the above structure belongs to the prior art;

[0025] A crushing plate 10 and a crushing plate 2 19 are respectively provided on each paddle blade 8 and paddle blade 2 9 and extend to the outside of both ends, and there is a gap between the ends of the crushing plate 10 and the crushing plate 2 19 extending out of the paddle blade 8 and the paddle blade 2 9, so that during the relative rotation of the hollow shaft 1 6 and the hollow shaft 2 7 at both ends, the paddle blade 8 and the paddle blade 2 9 can pass each other, and the lumps in the gaps can be crushed. Baffles 11 are fixedly provided on the inner walls of the front and rear sides of the drying box 1 along the length direction, and there is a certain gap between the ends of the baffles 11 and the crushing plates 10 and the crushing plates 2 19, so that the lumps in the gaps can be crushed during the rotation of the crushing plates 10 and the crushing plates 2 19. A detachable top cover 3 is provided on the top surface of the drying box 1, and a feed port 4 is provided on the top cover 3. An anti-blocking device is also provided in the feed port 4, and an exhaust pipe 5 is also provided on the top cover 3.

[0026] like Figure 5 As shown, each crushing plate 10 and each crushing plate 2 19 are arranged in an inclined structure, and multiple crushing plates 10 or crushing plates 2 19 on the same straight line are arranged in a parallel state.

[0027] like Figure 4 As shown, a crushing plate 10 and a crushing plate 2 19 are symmetrically fixed at both ends of each paddle blade 1 8 and paddle blade 2 9, so that the crushing range of the agglomerates can be increased.

[0028] Embodiment 2

[0029] Based on the first embodiment, Figure 1 and Figure 2 As shown, the specific structure of the anti-blocking device at the feed port 4 is as follows:

[0030] The anti-blocking device includes a swing seat 12, a guide rod 14 and a vibration motor 18. Swing seats 12 adapted thereto are respectively provided on both sides close to the inner wall of the feed port 4. Support seats 13 parallel to the outer wall of the feed port 4 are fixedly provided on the top cover 3 at both ends of the swing seat 12.

[0031] Guide rods 14 perpendicular to the swing seat 12 are respectively provided at the four corners of the support seat 13 and extend into the feed port 4. The inner ends of the four guide rods 14 are fixedly connected to the swing seat 12, and a limit seat 15 is fixedly provided at the outer end of each guide rod 14. A return spring 16 is also wound around the guide rod 14 between the limit seat 15 and the support seat 13. A connecting frame 17 is fixedly provided on the two limit seats 15 at the same end, and a vibration motor 18 is provided on the connecting frame 17. The two vibration motors 18 at the same end are synchronously arranged, and the vibration motor 18 is arranged parallel to the guide rod 14. When the vibration motor 18 is started, the guide rod 14 can be driven to swing left and right under the action of the return spring 16.

[0032] In specific use, first, the material is injected into the drying box 1 from the feed port 4. During the feeding process, the vibration motors 18 at both ends are started to drive the guide rod 14 to swing left and right, and at the same time drive the swing seats 12 at both ends to swing left and right, so as to effectively vibrate the material and avoid blockage in the feed port 4. During the stirring and drying process, the hollow shaft 6 and the hollow shaft 2 7 are controlled to rotate relative to each other, and at the same time drive the paddle blade 1 8 and the paddle blade 2 9 to rotate relative to each other, and then drive the crushing plate 10 and the crushing plate 2 19 to rotate. During the rotation, the lumps in the gap can be broken. At the same time, during the rotation of the crushing plate 10 and the crushing plate 2 19, the lumps between the baffle 11 can also be broken, thereby improving the quality requirements for the use of the device.

[0033] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A device for crushing lumps in a hollow paddle dryer, comprising a drying box (1) and a support frame (2) on the bottom wall of the drying box (1), wherein a hollow shaft (6) and a hollow shaft (7) are symmetrically arranged on the front and rear sides of the drying box (1) for use with each other, and paddle blades (8) are arranged equidistantly at one end of the hollow shaft (6) and the hollow shaft (7) along the axial direction thereof, and paddle blades (9) are arranged at the other end of the hollow shaft (6) and the hollow shaft (7) in the middle of every two adjacent paddle blades (8), characterized in that: A crushing plate 1 (10) and a crushing plate 2 (19) are respectively provided on each of the paddle blade 1 (8) and the paddle blade 2 (9) and extend to the outside of both ends, and there is a gap between the ends of the crushing plate 1 (10) and the crushing plate 2 (19) extending out of the paddle blade 1 (8) and the paddle blade 2 (9). Baffles (11) are fixedly provided on the inner walls of the front and rear sides of the drying box (1) along the length direction thereof. A detachable top cover (3) is provided on the top surface of the drying box (1), and a feed port (4) is provided on the top cover (3). An anti-blocking device is also provided in the feed port (4).

2. The device for breaking lumps in a hollow blade dryer according to claim 1, characterized in that: The anti-blocking device comprises a swing seat (12), a guide rod (14) and a vibration motor (18); swing seats (12) adapted thereto are respectively arranged on both sides close to the inner wall of the feed port (4); and support seats (13) parallel to the outer wall of the feed port (4) are fixedly arranged on the top cover (3) at both ends of the swing seat (12); Guide rods (14) perpendicular to the swing seat (12) are respectively provided on the support seat (13) at the four corners thereof and extend into the feed port (4); the inner ends of the four guide rods (14) are fixedly connected to the swing seat (12), and a limit seat (15) is fixedly provided on the outer end of each guide rod (14); a return spring (16) is also wound around the guide rod (14) between the limit seat (15) and the support seat (13); a connecting frame (17) is fixedly provided on the two limit seats (15) at the same end; and a vibration motor (18) is provided on the connecting frame (17).

3. The device for breaking lumps in a hollow blade dryer according to any one of claims 1 or 2, characterized in that: Each of the crushing plates 1 (10) and 2 (19) is arranged in an inclined structure.

4. The device for breaking lumps in a hollow blade dryer according to claim 3, characterized in that: A plurality of crushing plates one (10) or crushing plates two (19) on the same straight line are arranged in parallel.

5. The device for breaking lumps in a hollow blade dryer according to claim 1, characterized in that: The top cover (3) is also provided with an exhaust pipe (5).

6. The device for breaking lumps in a hollow blade dryer according to claim 1, characterized in that: A crushing plate 1 (10) and a crushing plate 2 (19) are symmetrically fixed at the two ends of each paddle blade 1 (8) and paddle blade 2 (9).

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