Drying device for high-purity and high-hydrophobicity quartz sand
Through the design of thermal energy circulation utilization mechanism and anti -blocking mechanism in a drying device in high -purity and high hydrophobic quartz sand, the problem of low thermal energy utilization rate of the existing device has been solved, and the high -efficiency circulation utilization of thermal energy and the anti -blocking effect of quartz sand are achieved.
Patent Information
- Application Number
- CN202421199629.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-29
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-29
AI Technical Summary
The existing drying devices for high-purity and high-hydrophobic quartz sand have low thermal energy utilization, resulting in a decrease in thermal energy loss and efficiency.
Design a dry device that includes thermal cycle utilization mechanism and blocking mechanism. The thermal circulation use mechanism to achieve the recycling of thermal air through the coordination of the hygroscopic box, the airwalker, and the rotating gear; the anti -blocking mechanism is used to prevent the clogging of quartz sand by the coordination of the gas pressure warehouse, extrusion block, and scraper.
Effectively improve the utilization rate of thermal energy, reduce thermal energy loss, and prevent quartz sand clogging, ensuring the continuity and efficiency of the drying process.
Smart Images
Figure CN222418324U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of quartz sand equipment, in particular to a drying device for high-purity and high-hydrophobic quartz sand. Background Art
[0002] Quartz sand is quartz particles made by crushing quartz stone. Quartz stone is a non-metallic mineral, a hard, wear-resistant, chemically stable silicate mineral. Quartz sand is milky white or colorless and translucent. It is an important industrial mineral raw material and non-chemical hazardous goods. It is widely used in glass, casting, ceramics and fireproof materials, smelting ferrosilicon, metallurgical solvents, metallurgy, construction, chemicals, plastics, rubber, abrasives, filter materials and other industries.
[0003] The utility model with publication number CN218722822U discloses a drying device for high-purity and high-hydrophobic quartz sand, including a main box body, a rotating component and a drying component. A feed is arranged on the top of the main box body. In the above application document, the quartz sand inside the drying box can be dried to avoid moisture through the mutual cooperation between the drying box, the heater, the heating tube, the heating plate, the rotating shaft, the cover plate, the first motor, the stirring rod and the stirring blades. The quartz sand inside the drying box can be turned over during drying through the cooperation of the first motor, the stirring rod and the stirring blades. When the heater dries the drying box, the hot air with water vapor will be discharged from the top, resulting in heat energy loss and low overall heat energy utilization. Utility Model Content
[0004] The utility model aims to provide a drying device for high-purity and high-hydrophobic quartz sand, which solves the existing problems.
[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:
[0006] The utility model discloses a drying device for high-purity and high-hydrophobic quartz sand, comprising a drying cylinder, a heater is arranged on the side of the drying cylinder, a feed port and a discharge port are respectively penetrated and fixedly connected at the top and bottom of the drying cylinder, a motor is arranged on the top of the drying cylinder, the motor is fixedly connected to a rotating shaft through its output shaft, a stirring paddle is fixedly connected to the surface of the rotating shaft, a heat energy recycling mechanism is arranged on the side of the drying cylinder away from the heater, an anti-blocking mechanism is arranged inside the drying cylinder, the heat energy recycling mechanism comprises a moisture absorption box, an air bin and a rotating gear, the moisture absorption box is fixedly connected to the side of the drying cylinder, an air inlet pipe is penetrated and fixedly connected at the side of the moisture absorption box, and an end of the air inlet pipe away from the moisture absorption box is provided A filter screen is provided, and one end of the air inlet pipe away from the moisture absorption box passes through and is fixedly connected to the side of the drying cylinder, a moisture absorption block is arranged inside the moisture absorption box, the air bin passes through and is fixedly connected to the side of the drying cylinder, a return spring is arranged inside the air bin, a piston rod is slidably connected to the inside of the air bin through the return spring, and one end of the piston rod away from the air bin is fixedly connected to a gear rod, an intake pipe and an exhaust pipe are passed through and fixedly connected to the bottom of the air bin, and both the intake pipe and the exhaust pipe are provided with a one-way valve, one end of the exhaust pipe away from the air bin passes through and is fixedly connected to the side of the drying cylinder, one end of the intake pipe away from the air bin passes through and is fixedly connected to the top of the moisture absorption box, and the rotating gear is fixedly connected to the surface of the rotating shaft.
[0007] Furthermore, the material of the moisture absorbing block is a water-absorbing sponge material, and the moisture absorbing block made of the water-absorbing sponge material can absorb moisture in the air.
[0008] Furthermore, the rotating gear has only half of the teeth, and the teeth on the rotating gear are matched with the teeth on the gear rod. When the rotating gear rotates and meshes with the gear rod, it drives the gear rod to move leftward.
[0009] Furthermore, the one-way valve on the intake pipe is one-way conductive toward the interior of the air bin, and the one-way valve on the exhaust pipe is one-way conductive toward the interior of the drying cylinder. When negative pressure is formed in the air bin, air will be inhaled through the intake pipe, and when the gas in the air bin is squeezed, it will be discharged through the exhaust pipe.
[0010] Furthermore, the anti-blocking mechanism includes an air pressure chamber and an extrusion block, the air pressure chamber is fixedly connected to the inner wall of the drying cylinder, an air bag is provided at one end of the air pressure chamber, and the internal piston at the other end of the air pressure chamber is slidably connected to a push rod, the bottom of the push rod is fixedly connected to a scraper, and the extrusion block is fixedly connected to the surface of the rotating shaft.
[0011] Furthermore, the length of the squeezing block is greater than the distance from the rotating shaft to the airbag, and the airbag is in an expanded state in the initial state. The squeezing block will repeatedly squeeze the airbag when rotating with the rotating shaft. The air pressure inside the squeezed airbag will enter the air pressure chamber to push the push rod to move downward.
[0012] Furthermore, the side surface of the scraper is in contact with the surface of the filter screen in an initial state, and the scraper scrapes the surface of the filter screen when it moves up and down.
[0013] The utility model has the following beneficial effects:
[0014] 1. The utility model is provided with a heat energy recycling mechanism, so that when the motor is turned on to drive the rotating shaft to rotate, the rotating shaft drives the stirring paddle to rotate to stir the quartz sand in the drying cylinder, and the hot air in the drying cylinder is driven to enter the dehumidification box through the air inlet pipe through the cooperation of the rotating gear, the gear rod, the piston rod and other components. The desiccant block absorbs the moisture in the hot air, and then the hot air enters the air bin through the air intake pipe, and finally is discharged back to the drying cylinder through the exhaust pipe to continue drying the quartz sand, which effectively improves the utilization rate of thermal energy.
[0015] 2. The utility model is provided with an anti-blocking mechanism, so that when the rotating shaft drives the stirring paddle to rotate to stir the quartz sand in the drying cylinder, the scraper is driven to move up and down repeatedly to scrape the surface of the filter screen through the cooperation of the extrusion block, air bag, air pressure chamber and other components to prevent the quartz sand from clogging the filter screen and preventing hot air from entering.
[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0018] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;
[0019] Figure 2 It is a three-dimensional cross-sectional view of the overall structure of the utility model;
[0020] Figure 3 It is a three-dimensional schematic diagram of the heat energy recycling mechanism structure of the utility model;
[0021] Figure 4 It is a three-dimensional cross-sectional view of the heat energy recycling mechanism structure of the utility model;
[0022] Figure 5 It is a schematic diagram of the anti-blocking mechanism structure of the utility model.
[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0024] 1. Drying cylinder; 2. Heater; 3. Feed inlet; 4. Discharge outlet; 5. Motor; 6. Rotating shaft; 7. Agitator; 8. Heat energy recycling mechanism; 81. Dehumidification box; 82. Inlet pipe; 83. Filter; 84. Air chamber; 85. Return spring; 86. Piston rod; 87. Gear rod; 88. Inlet pipe; 89. Exhaust pipe; 810. Dehumidification block; 811. Rotating gear; 9. Anti-blocking mechanism; 91. Air pressure chamber; 92. Air bag; 93. Push rod; 94. Scraper; 95. Extrusion block. DETAILED DESCRIPTION
[0025] 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 of 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.
[0026] See also Figure 1-5 The utility model is a drying device for high-purity and high-hydrophobic quartz sand, comprising a drying cylinder 1, a heater 2 is arranged on the side of the drying cylinder 1, a feed port 3 and a discharge port 4 are respectively penetrated and fixedly connected at the top and bottom of the drying cylinder 1, a motor 5 is arranged on the top of the drying cylinder 1, the motor 5 is fixedly connected to a rotating shaft 6 through its output shaft, a stirring paddle 7 is fixedly connected to the surface of the rotating shaft 6, a heat energy recycling mechanism 8 is arranged on the side of the drying cylinder 1 away from the heater 2, an anti-blocking mechanism 9 is arranged inside the drying cylinder 1, the heat energy recycling mechanism 8 comprises a moisture absorption box 81, an air bin 84 and a rotating gear 811, the moisture absorption box 81 is fixedly connected to the side of the drying cylinder 1, an air intake pipe 82 is penetrated and fixedly connected at the side of the moisture absorption box 81, a filter screen 83 is arranged at the end of the air intake pipe 82 away from the moisture absorption box 81, and an air intake filter 83 is arranged at the end of the air intake pipe 82 away from the moisture absorption box 81. The end of the tube 82 away from the desiccant box 81 passes through and is fixedly connected to the side of the drying cylinder 1, a desiccant block 810 is arranged inside the desiccant box 81, an air bin 84 passes through and is fixedly connected to the side of the drying cylinder 1, a return spring 85 is arranged inside the air bin 84, a piston rod 86 is slidably connected to the inside of the air bin 84 through the return spring 85, an end of the piston rod 86 away from the air bin 84 is fixedly connected to a gear rod 87, an intake pipe 88 and an exhaust pipe 89 pass through and are fixedly connected to the bottom of the air bin 84, both the intake pipe 88 and the exhaust pipe 89 are provided with a one-way valve, an end of the exhaust pipe 89 away from the air bin 84 passes through and is fixedly connected to the side of the drying cylinder 1, an end of the intake pipe 88 away from the air bin 84 passes through and is fixedly connected to the top of the desiccant box 81, and a rotating gear 811 is fixedly connected to the surface of the rotating shaft 6.
[0027] The rotating gear 811 has only half of the teeth, and the teeth on the rotating gear 811 match the teeth on the gear rod 87. When the rotating gear 811 rotates and meshes with the gear rod 87, it drives the gear rod 87 to move leftward.
[0028] The one-way valve on the suction pipe 88 is unidirectionally conductive toward the interior of the air bin 84, and the one-way valve on the exhaust pipe 89 is unidirectionally conductive toward the interior of the drying cylinder 1. When negative pressure is formed in the air bin 84, air will be sucked in through the suction pipe 88, and when the gas in the air bin 84 is squeezed, it will be discharged through the exhaust pipe 89.
[0029] The rotating gear 811 has only half of the teeth, and the teeth on the rotating gear 811 match the teeth on the gear rod 87. When the rotating gear 811 rotates and meshes with the gear rod 87, it drives the gear rod 87 to move leftward.
[0030] The anti-blocking mechanism 9 includes an air pressure chamber 91 and an extrusion block 95. The air pressure chamber 91 is fixedly connected to the inner wall of the drying cylinder 1. An air bag 92 is provided at one end of the air pressure chamber 91. The other end of the air pressure chamber 91 is slidably connected to a push rod 93 through an internal piston. A scraper 94 is fixedly connected to the bottom of the push rod 93. The extrusion block 95 is fixedly connected to the surface of the rotating shaft 6.
[0031] The length of the squeezing block 95 is greater than the distance from the rotating shaft 6 to the airbag 92, and the airbag 92 is in an expanded state in the initial state. When the squeezing block 95 rotates with the rotating shaft 6, it will repeatedly squeeze the airbag 92. The squeezed airbag 92 will enter the air pressure chamber 91 and push the push rod 93 to move downward.
[0032] The side surface of the scraper 94 is initially in contact with the surface of the filter 83 , and the scraper 94 scrapes the surface of the filter 83 when it moves up and down.
[0033] A specific application of this embodiment is: quartz sand to be dried is put in through the feed port 3, the heater 2 is turned on to dry the quartz sand, the motor 5 is turned on to drive the rotating shaft 6 to rotate, the rotation of the rotating shaft 6 drives the stirring paddle 7 to rotate to stir the quartz sand so that it is heated evenly, and the rotation of the rotating shaft 6 will drive the rotating gear 811 to rotate. At the beginning, the rotating gear 811 rotates and engages with the gear rod 87, which will drive the gear rod 87 and the piston rod 86 to move to the left, the reset spring 85 is stretched, and the piston rod 86 moves to the left to form a negative pressure in the air bin 84, thereby sucking air through the suction pipe 88, so that the hot air in the drying cylinder 1 enters the dehumidification box 81 through the intake pipe 82 and enters the air bin 84 through the suction pipe 88, and the dehumidification block 810 absorbs the moisture in the hot air. When the rotating gear 811 rotates to the toothless part and disengages from the gear rod 87, the reset spring 85 is stretched, and the piston rod 86 moves to the left to form a negative pressure in the air bin 84, thereby sucking air through the suction pipe 88, so that the hot air in the drying cylinder 1 enters the dehumidification box 81 through the intake pipe 82 and enters the air bin 84 through the suction pipe 88, and the dehumidification block 810 absorbs the moisture in the hot air. The spring 85 rebounds and drives the piston rod 86 and the gear rod 87 to move rightward and restore. At this time, the piston rod 86 will squeeze the hot air in the air bin 84 and discharge it back into the drying cylinder 1 through the exhaust pipe 89 to form a cycle. By driving the hot air to circulate in the drying cylinder 1 and removing the entrained moisture, the utilization rate of thermal energy is effectively improved. When the extrusion block 95 rotates with the rotating shaft 6, it will repeatedly squeeze the air bag 92. The air pressure in the squeezed air bag 92 will enter the air pressure bin 91 to push the push rod 93 to move downward. The downward movement of the push rod 93 will drive the scraper 94 to move downward. When the air bag 92 rebounds, the air pressure returns to the air bag 92. At this time, the push rod 93 drives the scraper 94 to move upward and restore. The scraper 94 repeatedly moves up and down to scrape the surface of the filter screen 83 to prevent quartz sand from clogging the filter screen 83 and preventing hot air from entering.
[0034] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0035] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims
1. A drying device for high-purity and high-hydrophobic quartz sand, comprising a drying cylinder (1), characterized in that: A heater (2) is arranged on the side of the drying cylinder (1); a feed port (3) and a discharge port (4) are respectively penetrated and fixedly connected to the top and bottom of the drying cylinder (1); a motor (5) is arranged on the top of the drying cylinder (1); the motor (5) is fixedly connected to a rotating shaft (6) via its output shaft; a stirring paddle (7) is fixedly connected to the surface of the rotating shaft (6); a heat energy recycling mechanism (8) is arranged on the side of the drying cylinder (1) away from the heater (2); and an anti-blocking mechanism (9) is arranged inside the drying cylinder (1); The heat energy recycling mechanism (8) comprises a moisture absorption box (81), an air bin (84) and a rotating gear (811); the moisture absorption box (81) is fixedly connected to the side of the drying cylinder (1); an air inlet pipe (82) is passed through and fixedly connected to the side of the moisture absorption box (81); a filter screen (83) is arranged at one end of the air inlet pipe (82) away from the moisture absorption box (81); one end of the air inlet pipe (82) away from the moisture absorption box (81) passes through and is fixedly connected to the side of the drying cylinder (1); a moisture absorption block (810) is arranged inside the moisture absorption box (81); the air bin (84) passes through and is fixedly connected to the side of the drying cylinder (1); a return spring (83) is arranged inside the air bin (84); 85), the interior of the air bin (84) is slidably connected to a piston rod (86) via a return spring (85), the end of the piston rod (86) away from the air bin (84) is fixedly connected to a gear rod (87), the bottom of the air bin (84) is penetrated by and fixedly connected to an air intake pipe (88) and an air exhaust pipe (89), both of which are provided with a one-way valve, the end of the air exhaust pipe (89) away from the air bin (84) is penetrated by and fixedly connected to the side of the drying cylinder (1), the end of the air intake pipe (88) away from the air bin (84) is penetrated by and fixedly connected to the top of the moisture absorption box (81), and the rotating gear (811) is fixedly connected to the surface of the rotating shaft (6).
2. A drying device for high-purity and high-hydrophobic quartz sand according to claim 1, characterized in that: The material of the moisture absorbing block (810) is a water absorbing sponge material.
3. A drying device for high-purity and high-hydrophobic quartz sand according to claim 2, characterized in that: The rotating gear (811) has only half of the teeth, and the teeth on the rotating gear (811) are matched with the teeth on the gear rod (87).
4. A drying device for high-purity and high-hydrophobic quartz sand according to claim 3, characterized in that: The one-way valve on the air intake pipe (88) is one-way for conducting in the direction of the interior of the air bin (84), and the one-way valve on the air exhaust pipe (89) is one-way for conducting in the direction of the interior of the drying cylinder (1).
5. A drying device for high-purity and high-hydrophobic quartz sand according to claim 4, characterized in that: The anti-blocking mechanism (9) comprises an air pressure chamber (91) and an extrusion block (95); the air pressure chamber (91) is fixedly connected to the inner wall of the drying cylinder (1); an air bag (92) is provided at one end of the air pressure chamber (91); a push rod (93) is slidably connected to an internal piston at the other end of the air pressure chamber (91); a scraper (94) is fixedly connected to the bottom of the push rod (93); and the extrusion block (95) is fixedly connected to the surface of the rotating shaft (6).
6. A drying device for high-purity and high-hydrophobic quartz sand according to claim 5, characterized in that: The length of the squeezing block (95) is greater than the distance from the rotating shaft (6) to the airbag (92), and the airbag (92) is in an expanded state in an initial state.
7. A drying device for high-purity and high-hydrophobic quartz sand according to claim 6, characterized in that: In an initial state, the side surface of the scraper (94) is in contact with the surface of the filter screen (83).