Centrifugal quartz sand pickling machine

Abstract

The utility model discloses a centrifugal quartz sand pickling machine which comprises a pickling tank, a centrifugal cylinder, a cylinder clamping frame, a rotary driving mechanism, a liquid supply pipeline, a liquid discharge pipe and a hot air drying mechanism, the centrifugal cylinder is located in the pickling tank, the cylinder clamping frame is used for clamping the centrifugal cylinder, and the rotary driving mechanism is connected with the cylinder clamping frame. The liquid supply pipeline is used for conveying a pickling solution to the pickling tank, infiltration holes are formed in the side wall of the centrifugal barrel, and the hot air drying mechanism is used for conveying hot air flow used for drying quartz sand into the pickling tank. The soaking holes are formed in the side wall of the centrifugal cylinder, and the centrifugal effect of the rotary driving mechanism is combined, so that a pickling solution uniformly permeates the surface of quartz sand, and the pickling effect is improved; residual acid liquid after acid pickling can be quickly discharged through the liquid discharging pipe; the hot air drying mechanism is combined with the rotating effect of the centrifugal cylinder, hot air flow can evenly act on quartz sand, and therefore water evaporation is accelerated, and efficient drying is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of pickling machine especially relates to a centrifugal quartz sand pickling machine. BACKGROUND

[0002] Quartz sand is a non-metallic mineral raw material with silicon dioxide as the main component, which is widely used in glass, ceramics, semiconductor and other fields. In the processing of quartz sand, it needs to be pickled to remove iron, aluminum and other impurities on the surface of quartz sand to meet the processing needs of high-purity quartz sand.

[0003] In the prior art, the traditional quartz sand pickling device is generally through static soaking or simple stirring. This method is limited by the accumulation effect between quartz sand particles and the flowability of pickling solution, resulting in insufficient contact between pickling solution and quartz sand, uneven pickling effect, incomplete impurity removal, and difficulty in meeting the strict requirements of high-quality products on the purity of quartz sand. In addition, in the drying process after pickling, static heating is usually used, resulting in low drying efficiency and difficulty in meeting the needs of large-scale and high-efficiency production in modern industry.

[0004] Therefore, the prior art has defects and needs to be improved. CONTENT OF THE UTILITY MODEL

[0005] The utility model solves the technical problem of providing a centrifugal quartz sand pickling machine with good pickling effect, high drying efficiency and improved production efficiency.

[0006] To achieve this purpose, the utility model adopts the following technical scheme: a centrifugal quartz sand pickling machine, comprising a pickling tank, a centrifugal cylinder, a cylinder holder, a rotary drive mechanism, a liquid supply pipeline, a liquid discharge pipe and a hot air drying mechanism.

[0007] The centrifugal cylinder is located in the pickling tank, the cylinder holder is connected with the centrifugal cylinder, the cylinder holder is used for clamping the centrifugal cylinder, and the rotary drive mechanism is connected with the cylinder holder to drive the centrifugal cylinder to rotate relative to the pickling tank.

[0008] The end of the centrifugal cylinder is provided with a feed inlet, the feed inlet is exposed to the pickling tank, the feed inlet is used for feeding quartz sand into the centrifugal cylinder, a flip door is arranged on the feed inlet, and the flip door is used for opening or closing the feed inlet.

[0009] The liquid supply pipeline is connected with the pickling tank, the liquid supply pipeline is used for conveying pickling solution to the pickling tank, and the sidewall of the centrifugal cylinder is provided with a soaking hole, the soaking hole is used for flowing pickling solution to the quartz sand in the centrifugal cylinder.

[0010] The acid washing tank is provided with a discharge pipe at the bottom of the side end, the discharge pipe is used for discharging the acid washing solution in the acid washing tank, and the hot air drying mechanism is connected with the acid washing tank and used for conveying hot air flow for drying quartz sand into the acid washing tank.

[0011] The acid washing tank is provided with a discharge pipe at the bottom of the side end, the discharge pipe is used for discharging the acid washing solution in the acid washing tank, and the hot air drying mechanism is connected with the acid washing tank and used for conveying hot air flow for drying quartz sand into the acid washing tank.

[0012] The hot air drying mechanism comprises a blower, a heating chamber, a heating pipe and a blowing pipe.

[0013] The output end of the blower is connected with the heating chamber, the heating pipe is located in the heating chamber to heat air to form hot air flow, one end of the blowing pipe is connected with the heating chamber, and the other end is connected with the acid washing tank.

[0014] The hot air drying mechanism further comprises a temperature sensor, the temperature sensor is arranged in the heating chamber, and the temperature sensor is used for detecting the temperature of the hot air flow.

[0015] The acid washing tank is provided with a discharge pipe at the bottom of the side end, the discharge pipe is used for discharging the acid washing solution in the acid washing tank, and the hot air drying mechanism is connected with the acid washing tank and used for conveying hot air flow for drying quartz sand into the acid washing tank.

[0016] The cover plate is detachably connected with the acid washing tank.

[0017] The cover plate is detachably connected with the acid washing tank.

[0018] The driving motor is arranged at the top of the acid washing tank, the output shaft of the driving motor is connected with the driving pulley, the driven pulley is connected with the shaft portion of the clamp cylinder frame, and the driving pulley and the driven pulley are connected through the transmission belt.

[0019] The cover plate is detachably connected with the acid washing tank.

[0020] The cover plate is detachably connected with the acid washing tank.

[0021] Compared with the prior art, the centrifugal quartz sand acid washing machine has the following beneficial effects:

[0022] This invention improves the pickling effect of quartz sand by setting wetting holes on the side wall of the centrifuge drum and using the centrifugal action of the rotation drive mechanism to allow the pickling solution to penetrate evenly to the surface of the quartz sand. At the same time, the centrifugal force generated by the rotation can quickly remove residual acid from the quartz sand after pickling, and the solution can be quickly discharged through the drain pipe at the bottom. The hot air drying mechanism, combined with the rotation of the centrifuge drum, can make the hot air flow evenly cover the surface of the quartz sand particles, thereby accelerating the evaporation of moisture and achieving efficient drying. By completing the three processes of pickling, desolvation and drying continuously in the same equipment, not only is the processing efficiency and purity of quartz sand improved, but the equipment structure is also simplified, saving time and energy costs, and meeting the high-efficiency production needs of modern industry. Attached Figure Description

[0023] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] The structures, proportions, sizes, etc., shown in the accompanying drawings of this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed in the specification, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size, without affecting the effects and purposes that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model.

[0025] Figure 1 is a schematic diagram of the overall structure of this utility model;

[0026] Figure 2 is a schematic diagram of the exploded structure of the centrifuge tube of this utility model;

[0027] Figure 3 is a schematic diagram of the centrifuge cylinder installation structure of this utility model;

[0028] Figure 4 is a schematic diagram of the hot air drying mechanism of this utility model. Detailed Implementation

[0029] In order to make the utility model of the utility model purpose, characteristics, advantages can be more obvious and easy to understand, the following will be combined with the drawings in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, the following described embodiments are only a 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 the ordinary skill in the art without creative labor are within the scope of the utility model.

[0030] In the description of the utility model, it is understood that the terms "upper", "lower", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there can be a component disposed therebetween.

[0031] The technical scheme of the utility model will be further illustrated below by combining the drawings and through specific embodiments.

[0032] As shown in FIGS. 1 to Figure 4As shown, the utility model embodiment provides a kind of centrifugal quartz sand pickling machine, including pickling tank 1, centrifugal cylinder 2, clamp cylinder frame 3, rotary drive mechanism 4, liquid supply pipeline 5, liquid discharge pipe 6 and hot air drying mechanism 7, the centrifugal cylinder 2 is located in the pickling tank 1, the clamp cylinder frame 3 is connected with the centrifugal cylinder 2, the clamp cylinder frame 3 is used to clamp the centrifugal cylinder 2, the rotary drive mechanism 4 is connected with the clamp cylinder frame 3, to be used to drive the centrifugal cylinder 2 relative to the pickling tank 1 rotation, the end of the centrifugal cylinder 2 is equipped with feed inlet 21, the feed inlet 21 is exposed to the pickling tank 1 setting, the feed inlet 21 is used to supply the quartz sand to the centrifugal cylinder 2, lid door 22 is equipped on the feed inlet 21, the lid door 22 is used to open or close the feed inlet 21, the liquid supply pipeline 5 is connected with the pickling tank 1, the liquid supply pipeline 5 is used to send pickling solution to the pickling tank 1, the sidewall of the centrifugal cylinder 2 is equipped with infiltration hole 23, the infiltration hole 23 is used to make pickling solution flow to the quartz sand in the centrifugal cylinder 2, the liquid discharge pipe 6 is located in the side end bottom of the pickling tank 1, the liquid discharge pipe 6 is used to discharge pickling solution in the pickling tank 1, the hot air drying mechanism 7 is connected with the pickling tank 1, the hot air drying mechanism 7 is used to send the hot air flow for drying quartz sand to the pickling tank 1.

[0033] Quartz sand enters into the centrifugal cylinder 2 through the feed port 21, and the feed port 21 is provided with a flip door 22, which can prevent acid liquid from splashing during pickling; the centrifugal cylinder 2 is clamped by the clamping cylinder frame 3 and driven by the rotary driving mechanism 4, so that it can rotate at high speed relative to the pickling tank 1 to uniformly distribute the quartz sand in the centrifugal cylinder 2 by centrifugal force, and at the same time, the pickling solution can uniformly penetrate to the surface of the quartz sand through the infiltration holes 23 in the side wall of the centrifugal cylinder 2, thereby improving the uniformity of the pickling process and improving the pickling effect; after pickling is completed, the centrifugal force generated by rotation can also be used to quickly remove residual acid liquid in the quartz sand, and the acid liquid separated by centrifugation is discharged through the liquid discharge pipe 6 at the bottom of the pickling tank 1; after pickling and liquid removal are completed, the hot air drying mechanism 7 sends hot air flow into the pickling tank 1, and the hot air flow uniformly covers the surface of the quartz sand through the rotation in the centrifugal cylinder 2, thereby accelerating water evaporation and realizing rapid drying. By continuously completing the three processes of pickling, liquid removal and drying in the same equipment, the treatment efficiency and purity of the quartz sand are improved, the structure of the equipment is simplified, time and energy costs are saved, and the production demand of high efficiency in modern industry is met. It should be noted that the liquid discharge pipe 6 is provided with an electric shut-off valve to open the electric shut-off valve to discharge liquid after the pickling process is completed.

[0034] As shown in Figure 2 Further, the bottom surface of the pickling tank 1 is provided with a slope structure 10, and the height of the slope structure 10 gradually decreases along the direction close to the liquid discharge pipe 6, so that the pickling solution in the pickling tank 1 can flow to the lowest point, i.e. the inlet position of the liquid discharge pipe 6, under the action of gravity along the slope structure 10, thereby accelerating the discharge of waste liquid and avoiding residual acid liquid remaining in the pickling tank 1.

[0035] As shown in Figure 4 Further, the hot air drying mechanism 7 includes a blower 71, a heating chamber 72, a heating pipe 73 and a supply pipe 74, the output end of the blower 71 is connected with the heating chamber 72, the heating pipe 73 is located in the heating chamber 72 to heat air to form hot air flow, one end of the supply pipe 74 is connected with the heating chamber 72, and the other end is connected with the pickling tank 1, the supply pipe 74 is used to send hot air flow into the pickling tank 1, and the hot air flow can act more uniformly on the surface of the quartz sand particles through the rotation of the centrifugal cylinder 2, thereby improving the drying efficiency.

[0036] As shown in Figure 4As shown, further, the hot air drying mechanism 7 also includes a temperature sensor 75 disposed in the heating chamber 72, the temperature sensor 75 is used to detect the temperature of the hot air flow. The temperature sensor 75 can detect the temperature of the hot air flow in the heating chamber 72 in real time, and feed back the data to the control system, so that the device can adjust the power of the heating pipe 73 or the heating time according to the actual demand, so that the temperature of the hot air flow is kept in the set range, in order to improve the drying efficiency and avoid unnecessary energy waste.

[0037] As shown in the drawings, Figure 2 As shown, further, the pickling tank 1 is provided with a cover plate 11 near the side end of the feed inlet 21

[0038] 11, the cover plate 11 is detachably connected with the pickling tank 1, and the cover plate 11 is provided with a avoiding hole 110 for the feed inlet 21 to pass through.

[0039] As shown in FIG. 3, further, the rotary drive mechanism 4 includes a drive motor 41, a driving pulley 42, a driven pulley 43 and a transmission belt 44, the drive motor 41 is disposed at the top of the pickling tank 1, the output shaft of the drive motor 41 is connected with the driving pulley 42, the driven pulley 43 is connected with the shaft part of the cartridge holder 3, and the driving pulley 42 and the driven pulley 43 are connected through the transmission belt 44. Compared with the direct driving mode of the motor, the transmission belt 44 of the rotary drive mechanism 4 not only has the transmission effect, but also has the buffering effect, which can reduce the vibration and impact generated during rotation, so as to improve the stability and service life of the equipment.

[0040] As shown in FIG. 1, further, the flip door 22 is provided with a lock catch assembly 24, which is used to lock and fix the flip door 22 on the feed inlet 21, so as to improve the sealing performance of the feed inlet 21 and avoid the leakage of pickling solution.

[0041] As shown in FIG. 1, further, the pickling tank 1 is provided with a plurality of supporting legs 12 at the bottom, the supporting legs 12 can improve the supporting stability of the pickling tank 1 and prevent the pickling tank 1 from being displaced due to vibration. It should be noted that the supporting legs 12 can be installed on an external inclined platform, and after pickling is completed, the hydraulic jacking device on the inclined platform is used to make the feed inlet 21 of the centrifugal cylinder 2 turn from the horizontal position to the inclined position, so as to realize the rapid discharge of quartz sand through the action of gravity.

[0042] The above-described above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features therein can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A centrifugal quartz sand pickling machine, characterized in that, It includes pickling tanks, centrifuge cylinders, clamping frames, rotary drive mechanisms, liquid supply pipes, drain pipes, and hot air drying mechanisms; The centrifuge tube is located inside the pickling tank. The clamping frame is connected to the centrifuge tube and is used to clamp the centrifuge tube. The rotation drive mechanism is connected to the clamping frame to drive the centrifuge tube to rotate relative to the pickling tank. The centrifuge drum is provided with a feed inlet at its end, which is exposed outside the pickling tank. The feed inlet is used to supply quartz sand into the centrifuge drum. The feed inlet is provided with a flip-top door, which is used to open or close the feed inlet. The liquid supply pipe is connected to the pickling tank and is used to supply pickling solution to the pickling tank. The side wall of the centrifuge is provided with an immersion hole, which is used to allow the pickling solution to flow onto the quartz sand inside the centrifuge. The drain pipe is located at the bottom of the side end of the pickling tank and is used to drain the pickling solution in the pickling tank. The hot air drying mechanism is connected to the pickling tank and is used to deliver hot air flow into the pickling tank for drying quartz sand.

2. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The bottom surface of the pickling tank is provided with a sloping structure, and the height of the sloping structure gradually decreases along the direction close to the drain pipe.

3. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The hot air drying mechanism includes a blower, a heating chamber, a heating tube, and an air supply pipe; The output end of the blower is connected to the heating chamber, and the heating tube is located in the heating chamber to heat the air and form a hot airflow. One end of the air supply pipe is connected to the heating chamber, and the other end is connected to the pickling tank. The air supply pipe is used to deliver the hot airflow to the pickling tank.

4. The centrifugal quartz sand pickling machine according to claim 3, characterized in that, The hot air drying mechanism also includes a temperature sensor, which is located in the heating chamber and is used to detect the temperature of the hot airflow.

5. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The pickling tank is provided with a cover plate on the side near the feed inlet, and the cover plate is detachably connected to the pickling tank; the cover plate is provided with a clearance hole for the feed inlet to pass through.

6. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The rotary drive mechanism includes a drive motor, a driving pulley, a driven pulley, and a transmission belt; The drive motor is located at the top of the pickling tank. The output shaft of the drive motor is connected to the driving pulley, and the driven pulley is connected to the shaft of the clamp frame. The driving pulley and the driven pulley are connected by the transmission belt.

7. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The flip-top door is equipped with a locking assembly, which is used to lock and fix the flip-top door to the feed inlet.

8. The centrifugal quartz sand pickling machine according to claim 1, characterized in that, The bottom of the pickling tank is equipped with several support legs.

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