Magnesium silicate drying machine with preheating and recycling functions

Abstract

The utility model belongs to the technical field of drying machines, and particularly relates to a magnesium silicate drying machine with preheating and recycling functions, which comprises a drying machine body, a supporting frame is fixedly connected to the lower end of the drying machine body, a feeding pipe is fixedly connected to the inner wall of the drying machine body, and a discharging pipe is fixedly connected to the inner wall of the drying machine body. A motor is fixedly installed at the right end of the drying machine body, an output shaft of the motor is rotationally connected with the drying machine body, the output shaft of the motor is fixedly connected with a stirring rod, and the outer side of the output shaft of the motor is fixedly sleeved with a rotating disc. Through the arrangement of the heat storage box, the second conveying pipe and other structures, preheating heat used by the drying machine can be recycled, under the impact of high-temperature gas, the first spring deforms, then the plug is separated from the fixing disc, normal input of the high-temperature gas is guaranteed, and the backflow problem caused by impact of gas in the drying machine is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dryers, in particular to a magnesium silicate dryer with a preheating and recovery function. Background Art

[0002] As we all know, a magnesium silicate dryer is a device used to dry magnesium silicate products. Magnesium silicate is an inorganic compound commonly used in ceramics, building materials, fireproofing, and other fields. During the magnesium silicate production process, it is usually necessary to dry the wet magnesium silicate product to remove moisture and improve product quality and stability.

[0003] A utility model patent with patent authorization announcement number CN211476582U discloses a dryer with a preheating and recovery function, including a right support rod, a support plate fixedly installed on the right side of the right support rod, a one-way motor fixedly installed on the top of the support plate, a dryer detachably installed on the left side of the right support rod, a feed port fixedly installed on the right side of the dryer, a plug movably installed inside the feed port, a discharge port opened on the right side of the bottom of the dryer, a heat transfer pipe detachably installed on the left side of the dryer, and a storage box detachably connected to the right side of the heat transfer pipe.

[0004] However, the existing magnesium silicate dryer with preheat recovery function also has certain shortcomings. Although the existing magnesium silicate dryer with preheat recovery function adopts the arrangement of heat storage box, conveying pipe and other structures to complete the recovery and use of preheating energy, due to the straightness of the pipe diameter of the conveying pipe, it is difficult to block the backflow of the dryer gas, thereby causing the problem of heat backflow and loss. Utility Model Content

[0005] The purpose of the utility model is to provide a magnesium silicate dryer with a preheat recovery function, which solves the problem that although the existing magnesium silicate dryer with a preheat recovery function adopts a heat storage box, a conveying pipe and other structures to complete the recovery and use of preheating energy, it is difficult to block the backflow of the dryer gas due to the straightness of the conveying pipe, resulting in heat backflow and loss.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a magnesium silicate dryer with a preheating and recovery function, comprising a dryer body, a support frame fixedly connected to the lower end of the dryer body, a feed pipe fixedly connected to the inner wall of the dryer body, a discharge pipe fixedly connected to the inner wall of the dryer body, a motor fixedly installed at the right end of the dryer body, an output shaft of the motor rotatably connected to the dryer body, and a stirring rod fixedly connected to the output shaft of the motor;

[0007] A rotating disk is fixedly sleeved on the outer side of the output shaft of the motor, and a limiting ring groove is provided on the side of the rotating disk. A telescopic piece is slidably connected to the inner wall of the dryer body, and a guide ball is fixedly connected to the end face of the telescopic piece close to the rotating disk. The guide ball is slidably connected to the limiting ring groove. A heat-resistant elastic piece is welded to the horizontal part of the telescopic piece, and the other end of the heat-resistant elastic piece is welded to the dryer body. A preheating recovery mechanism is provided on the dryer body.

[0008] Preferably, a plurality of stirring rods are provided, and the plurality of stirring rods are evenly distributed on the output shaft of the motor. Through the provision of the stirring rods, the magnesium silicate inside the dryer body can be stirred.

[0009] Preferably, two expansion pieces are provided, and the two expansion pieces are symmetrically distributed on the dryer body. The guide ball can be installed and used through the provision of the expansion pieces.

[0010] Preferably, the preheat recovery mechanism includes a heat storage box, the upper side of the dryer body is fixedly connected to the heat storage box, the left end of the heat storage box is fixedly connected to a delivery pipe 1, the other end of the delivery pipe 1 is fixedly connected to the dryer body, a suction pump is provided on the outside of the vertical portion of the delivery pipe 1, the right end of the heat storage box is fixedly connected to a delivery pipe 2, the other end of the delivery pipe 2 is fixedly connected to the dryer body, the inner wall of the delivery pipe 2 is fixedly connected to a fixing plate, the inner wall of the delivery pipe 2 and the right side of the fixing plate are fixedly connected to a fixing disk, the inner wall of the fixing plate is slidably connected to a telescopic plate, the right end of the telescopic plate is fixedly connected to a plug, the plug is slidably connected to the fixed disk, and a heat-resistant spring is provided on the outside of the telescopic plate. By setting structures such as the plug and the fixed disk, the delivery pipe 2 can be sealed to avoid the backflow problem of gas inside the dryer body.

[0011] Preferably, a limit plate is fixedly sleeved on the outer side of the telescopic plate, and the limit plate is in contact with the fixing piece. The setting of the limit plate can limit the use of the plug.

[0012] Preferably, one end of the heat-resistant spring is welded to the fixing plate, and the other end of the heat-resistant spring is welded to the connecting plate of the telescopic plate. By setting the heat-resistant spring, the telescopic plate can be connected for use.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model can stir the magnesium silicate material through the arrangement of the motor, stirring rod and other structures to improve the drying effect of the magnesium silicate material. Under the structures such as the rotating disk, guide ball, and limit ring groove, the excessively long motor output shaft can be rotated and guided to ensure the stable rotation of the output shaft and avoid the problem of slight centrifugal shaking of the output shaft, stirring rod and other components.

[0015] 2. The utility model can recycle the preheating heat used by the dryer through the arrangement of the heat storage box and the delivery pipe. Under the impact of the high-temperature gas, the spring is deformed, and the plug is separated from the fixed plate to ensure the normal input of the high-temperature gas and avoid the backflow problem of the gas inside the dryer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 Front cross-sectional view of

[0018] Figure 3 For the utility model Figure 1 Schematic diagram of the internal structure of the delivery pipe 2;

[0019] Figure 4 For the utility model Figure 3 Enlarged view of the delivery pipe 2.

[0020] In the figure: 1. Dryer body; 2. Support frame; 3. Feed pipe; 4. Discharge pipe; 5. Motor; 6. Stirring rod; 7. Rotating plate; 8. Limiting ring groove; 9. Telescopic piece; 10. Guide ball; 11. Heat-resistant elastic piece; 12. Preheating recovery mechanism; 121. Heat storage box; 122. Delivery pipe 1; 123. Suction pump; 124. Delivery pipe 2; 125. Fixed piece; 126. Fixed plate; 127. Telescopic plate; 128. Plug; 129. Limiting plate; 130. Heat-resistant spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 4A magnesium silicate dryer with a preheating and recovery function includes a dryer body 1, a support frame 2 is fixedly connected to the lower end of the dryer body 1, a feed pipe 3 is fixedly connected to the inner wall of the dryer body 1, a discharge pipe 4 is fixedly connected to the inner wall of the dryer body 1, a motor 5 is fixedly installed on the right end of the dryer body 1, an output shaft of the motor 5 is rotatably connected to the dryer body 1, and a stirring rod 6 is fixedly connected to the output shaft of the motor 5;

[0023] A rotating disk 7 is fixedly sleeved on the outer side of the output shaft of the motor 5, and a limiting ring groove 8 is provided on the side of the rotating disk 7. A telescopic piece 9 is slidably connected to the inner wall of the dryer body 1. The end face of the telescopic piece 9 close to the rotating disk 7 is fixedly connected to a guide ball 10. The guide ball 10 is slidably connected to the limiting ring groove 8. A heat-resistant elastic piece 11 is welded to the horizontal part of the telescopic piece 9, and the other end of the heat-resistant elastic piece 11 is welded to the dryer body 1.

[0024] See also Figure 1 、 Figure 2 、 Figure 3 There are multiple stirring rods 6, which are evenly distributed on the output shaft of the motor 5. Through the setting of the stirring rods 6, the magnesium silicate inside the dryer body 1 can be stirred. There are two telescopic pieces 9, which are symmetrically distributed on the dryer body 1. Through the setting of the telescopic pieces 9, the guide ball 10 can be installed and used.

[0025] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 The dryer body 1 is provided with a preheat recovery mechanism 12, which includes a heat storage tank 121. The upper side of the dryer body 1 is fixedly connected to the heat storage tank 121. The left end of the heat storage tank 121 is fixedly connected to a delivery pipe 122. The other end of the delivery pipe 122 is fixedly connected to the dryer body 1. A suction pump 123 is provided on the outside of the vertical portion of the delivery pipe 122. The right end of the heat storage tank 121 is fixedly connected to a delivery pipe 2 124. The other end of the delivery pipe 2 124 is fixedly connected to the dryer body 1. The inner portion of the delivery pipe 2 124 is fixedly connected to the dryer body 1. A fixing plate 125 is fixedly connected to the wall, a fixing plate 126 is fixedly connected to the inner wall of the second delivery pipe 124 and located on the right side of the fixing plate 125, a telescopic plate 127 is slidably connected to the inner wall of the fixing plate 125, a plug 128 is fixedly connected to the right end of the telescopic plate 127, the plug 128 is slidably connected to the fixed plate 126, and a heat-resistant spring 130 is provided on the outside of the telescopic plate 127. By setting the plug 128, the fixed plate 126 and other structures, the second delivery pipe 124 can be sealed to avoid the backflow problem of the gas inside the dryer body 1.

[0026] See also Figure 1 、 Figure 2 、 Figure 3、 Figure 4 The outer side of the telescopic plate 127 is fixedly sleeved with a limiting disk 129, and the limiting disk 129 is in contact with the fixed plate 125. Through the setting of the limiting disk 129, the plug 128 can be limited. One end of the heat-resistant spring 130 is welded to the fixed plate 125, and the other end of the heat-resistant spring 130 is welded to the connecting disk of the telescopic plate 127. Through the setting of the heat-resistant spring 130, the telescopic plate 127 can be connected and used.

[0027] The specific implementation process of the utility model is as follows: For the process of preheating and recovery of the dryer, please refer to the utility model patent with announcement number CN211476582U for details, which will not be repeated here;

[0028] When in use, the motor 5 is started to drive the output shaft to rotate, thereby driving the stirring rod 6 to rotate, and the magnesium silicate material and the like inside the dryer body 1 can be stirred to improve the drying effect of the magnesium silicate material. When the motor 5 drives the output shaft to rotate, the rotating disk 7 can be driven to rotate, so that the guide ball 10 slides along the inner wall of the limiting ring groove 8, and the rotating disk 7 is guided to rotate. Under the deformation action of the heat-resistant elastic sheet 11, the expansion sheet 9 can be pushed to drive the guide ball 10 to always contact the inner wall of the limiting ring groove 8, so as to ensure a good guiding effect, thereby ensuring the rotation stability of the output shaft of the motor 5, and avoiding the problem of shaking of the output shaft of the motor 5 due to centrifugal force.

[0029] When the high-temperature gas inside the heat storage box 121 impacts the plug 128, the telescopic plate 127 can be pushed to slide along the inner wall of the fixed plate 125, and the limit plate 129 can be driven to move, so that the limit plate 129 is separated from the fixed plate 125, and the heat-resistant spring 130 is deformed, and finally the plug 128 is separated from the fixed plate 126, so that the second delivery pipe 124 is in a flow state, and the high-temperature gas is input and used, avoiding the conventional method of using the straight second delivery pipe 124 to transport and process the gas, which easily causes the backflow problem of the gas inside the dryer body 1.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnesium silicate dryer with a preheating recovery function, comprising a dryer body (1), characterized in that: The lower end of the dryer body (1) is fixedly connected to a support frame (2), the inner wall of the dryer body (1) is fixedly connected to a feed pipe (3), the inner wall of the dryer body (1) is fixedly connected to a discharge pipe (4), and the right end of the dryer body (1) is fixedly mounted with a motor (5), the output shaft of the motor (5) is rotatably connected to the dryer body (1), and the output shaft of the motor (5) is fixedly connected to a stirring rod (6); A rotating disk (7) is fixedly sleeved on the outer side of the output shaft of the motor (5), and a limiting ring groove (8) is provided on the side of the rotating disk (7). A telescopic piece (9) is slidably connected to the inner wall of the dryer body (1), and a guide ball (10) is fixedly connected to the end face of the telescopic piece (9) close to the rotating disk (7). The guide ball (10) is slidably connected to the limiting ring groove (8). A heat-resistant elastic piece (11) is welded to the horizontal part of the telescopic piece (9), and the other end of the heat-resistant elastic piece (11) is welded to the dryer body (1). A preheating recovery mechanism (12) is provided on the dryer body (1).

2. The magnesium silicate dryer with preheating and recovery function according to claim 1, characterized in that: A plurality of stirring rods (6) are provided, and the plurality of stirring rods (6) are evenly distributed on the output shaft of the motor (5).

3. The magnesium silicate dryer with preheating and recovery function according to claim 1, characterized in that: Two expansion pieces (9) are provided, and the two expansion pieces (9) are symmetrically distributed on the dryer body (1).

4. The magnesium silicate dryer with preheating and recovery function according to claim 1, characterized in that: The preheat recovery mechanism (12) includes a heat storage box (121), the upper side of the dryer body (1) is fixedly connected to the heat storage box (121), the left end of the heat storage box (121) is fixedly connected to a delivery pipe (122), the other end of the delivery pipe (122) is fixedly connected to the dryer body (1), a suction pump (123) is provided on the outside of the vertical portion of the delivery pipe (122), the right end of the heat storage box (121) is fixedly connected to a delivery pipe (124), the other end of the delivery pipe (124) is fixedly connected to the dryer body (1), and the heat storage box (121) is fixedly connected to the upper side of the heat storage box (121). The machine body (1) is fixedly connected, the inner wall of the second conveying pipe (124) is fixedly connected with a fixing plate (125), the inner wall of the second conveying pipe (124) and located on the right side of the fixing plate (125) is fixedly connected with a fixing disk (126), the inner wall of the fixing plate (125) is slidably connected with a telescopic plate (127), the right end of the telescopic plate (127) is fixedly connected with a plug (128), the plug (128) is slidably connected to the fixing disk (126), and a heat-resistant spring (130) is provided on the outer side of the telescopic plate (127).

5. The magnesium silicate dryer with preheating and recovery function according to claim 4, characterized in that: The outer side of the telescopic plate (127) is fixedly sleeved with a limiting disk (129), and the limiting disk (129) is in contact with the fixing plate (125).

6. The magnesium silicate dryer with preheating and recovery function according to claim 4, characterized in that: One end of the heat-resistant spring (130) is welded to the fixing plate (125), and the other end of the heat-resistant spring (130) is welded to the connecting plate of the telescopic plate (127).

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