A material receiving device for zinc oxide calcining furnace

Abstract

The present application discloses a material receiving device for a zinc oxide calcining furnace, comprising a box body, a feeding port is arranged at the middle position of the top of the box body, a dust suction port is arranged at one side edge, a feeding pipe is arranged at the feeding port, a discharger is arranged in the feeding pipe, a dust removal pipe is arranged at the dust suction port, a dust removal structure is arranged in the dust removal pipe, a horizontal screw conveyor is arranged at the top of the box body, a feeding port is arranged at the top of one end of the feeding pipe of the screw conveyor and is sealed and connected to the feeding port of the box body, a dust discharge port is arranged at the top of the other end of the feeding pipe of the screw conveyor and is sealed and connected to the dust suction port, a plurality of discharge ports are arranged at intervals along the length direction at the bottom of the feeding pipe of the screw conveyor, a storage tank is arranged below each discharge port, the upper end of the storage tank is arranged as a feeding port and is sealed and connected to the discharge port of the screw conveyor through a discharge hose, and a discharge port is arranged at the lower end of the storage tank and is connected to the discharge pipe. The utility model can quickly cool zinc oxide without generating pollution, has good safety and good material receiving effect.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, in particular to a material collecting device for a zinc oxide calcining furnace. Background Art

[0002] High temperature calcined zinc oxide is a device that calcines zinc oxide powder at high temperature to produce high purity zinc oxide. Since zinc oxide is widely used in ceramics, glass, chemicals and other fields, high temperature calcined zinc oxide equipment has become an important production tool in these fields.

[0003] At present, zinc oxide is generally processed in a calcining furnace and is usually in the form of dry powder. The temperature of zinc oxide produced by a forging furnace is too high and cannot be directly packaged and collected. It needs to be cooled before packaging. The natural cooling of zinc oxide is slow and takes most of the time. At the same time, the newly produced zinc oxide is prone to dust pollution when collected, which poses a great threat to the personal safety of operators and causes great waste. Utility Model Content

[0004] The present application provides a material collecting device for a zinc oxide calcining furnace, which solves the problem that the zinc oxide produced by a traditional calcining furnace has high temperature, is difficult to collect, and is prone to dust pollution.

[0005] The present application provides a material receiving device for a zinc oxide calcining furnace, comprising a box body, a feeding port is arranged in the middle position of the top of the box body, a dust suction port is arranged at one side edge, a feeding pipe is arranged at the feeding port, a discharger is arranged in the feeding pipe, a dust removal pipe is arranged at the dust suction port, a dust removal structure is arranged in the dust removal pipe, a horizontal screw conveyor is arranged at the top of the box body, a loading port is arranged at the top of one end of the feeding pipe of the screw conveyor and is sealed and connected to the feeding port of the box body, a dust exhaust port is arranged at the top of the other end of the feeding pipe of the screw conveyor and is sealed and connected to the dust suction port, and the bottom of the feeding pipe of the screw conveyor is arranged along the length A plurality of discharge ports are arranged at intervals, a storage tank is arranged under each discharge port, the upper end of the storage tank is arranged as a feeding port and is sealed and connected to the discharge port of the screw conveyor through a discharge hose, a discharge port is arranged at the lower end of the storage tank and is connected to a discharge pipe, a plurality of spring seats are arranged around each storage tank, each spring seat is supported and fixed by a support beam fixed on the inner wall of the box, the screw conveying shaft of the screw conveyor is a hollow shaft, the side wall of the hollow shaft is covered with air flow holes, one end of the hollow shaft extends to the outside of the box and is connected to the air outlet of the cooling fan arranged on the outer wall of the box through a gas rotating joint.

[0006] Furthermore, the dust removal structure includes a mounting plate, a filter screen cylinder, a dust removal bag, a dust removal motor, a dust removal fan, a driving gear, and a driven gear. The mounting plate is horizontally arranged in the dust removal pipe, and a plurality of mounting holes are arranged in the circumferential direction of the mounting plate. A filter screen cylinder is coaxially arranged in each mounting hole, and an annular boss is radially arranged on the outer wall of the upper end of each filter screen cylinder. Each filter screen cylinder is sleeved in the inner ring of the bearing arranged in the mounting hole and supported by the inner ring of the bearing through the annular boss. A driven gear is coaxially arranged on the outer wall of the upper end of each filter screen cylinder, and a driving gear is arranged in the middle of the mounting plate. The driving gear can mesh with each driven gear for transmission, and the driving gear is coaxially arranged on the output shaft of the dust removal motor. The dust removal motor is vertically fixed on the top of the dust removal pipe, and a dust removal fan is arranged on the top of the dust removal pipe. The exhaust port of the dust removal fan is connected to the exhaust port arranged on the top of the dust removal pipe, and a dust removal bag is sleeved on the outer wall of the lower end of the filter screen cylinder.

[0007] Furthermore, a vertical airflow pipe is arranged in the middle position at the bottom of the mounting plate, the upper end of the airflow pipe is fixed at the bottom of the mounting plate, an air inlet is arranged on the side wall of the airflow pipe, the air inlet is connected to the air compressor through an air pipe for air supply, and a plurality of exhaust ports are distributed in a circular array on the side wall of the airflow pipe, and each exhaust port is connected to a horizontal gas nozzle.

[0008] Furthermore, solenoid valves are provided on the discharge port and the conveying pipe.

[0009] Furthermore, a vibration motor is arranged on the side wall of each storage tank.

[0010] Furthermore, the upper end of the dust removal bag is fastened to the outer wall of the filter screen cylinder through a throat clamp.

[0011] It can be seen from the above technical solutions that the present application provides a material collecting device for a zinc oxide calcining furnace.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model adds zinc oxide produced by a calcining furnace into a screw conveyor through a feed pipe, conveys cold air into a screw conveyor shaft through a cooling fan, and the cold air enters into a feed pipe of the screw conveyor through an exhaust hole on the screw conveyor shaft. The zinc oxide powder is reciprocated by conveying blades of the screw conveyor and fully mixed with the cold air released by the screw conveyor shaft, so that the zinc oxide can be quickly cooled with high cooling efficiency. At the same time, the dust generated during the stirring process enters into a dust removal pipe through a dust suction port, and the zinc oxide dust is separated from the air through a dust removal structure, so that the zinc oxide dust is prevented from diffusing to the external environment and causing environmental pollution. The zinc oxide is collected by a storage tank, and the safety is good, and the feeding and unloading efficiency is high. The material can be evenly distributed to a plurality of storage tanks for collection, and the collecting effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the present application, the following is a brief introduction to the drawings required for use in the implementation cases. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0015] Figure 1 This is a schematic diagram of the overall structure of a material collecting device for a zinc oxide calcining furnace proposed in the utility model;

[0016] Figure 2 This is a schematic diagram of the dust removal structure of a material collecting device for a zinc oxide calcining furnace proposed in the utility model;

[0017] Figure 3 For the utility model Figure 2 A schematic diagram of the local enlarged structure at position Ⅰ;

[0018] Figure 4 The utility model discloses a schematic cross-sectional structure diagram of a spiral conveying shaft of a material collecting device of a zinc oxide calcining furnace.

[0019] In the figure:

[0020] 1-box; 11-feeding port; 12-dust suction port; 13-feeding pipe; 14-dust removal pipe; 15-discharger;

[0021] 2-dust removal structure; 21-mounting plate; 22-filter screen; 23-dust removal bag; 24-dust removal motor; 25-dust removal fan; 26-driving gear; 27-driven gear; 28-air flow pipe; 29-gas nozzle; 211-mounting hole; 212-bearing; 221-annular boss; 231-throat clamp; 281-trachea;

[0022] 3-screw conveyor; 31-feeding pipe; 32-dust exhaust port; 33-screw conveyor shaft; 34-gas rotary joint; 35-cooling fan; 311-feeding port; 312-discharging port; 313-solenoid valve;

[0023] 4-storage tank; 41-feeding port; 42-discharging port; 43-discharging pipe; 44-spring seat; 45-support beam; 46-vibration motor; 5-discharging hose. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings.

[0025] Embodiment 1:

[0026] See also Figure 1-4A zinc oxide calcining furnace receiving device comprises a box body 1, a feeding port 11 is arranged in the middle position of the top of the box body 1, and a dust suction port 12 is arranged at one side edge, the feeding port 11 and the dust suction port 12 are specifically on the top plate of the box body, the feeding port 11 is arranged with a feeding pipe 13, a discharger 15 is arranged in the feeding pipe 13, a dust removal pipe 14 is arranged at the dust suction port 12, and a dust removal structure 2 is arranged in the dust removal pipe 14, a horizontal screw conveyor 3 is arranged at the top of the box body 1, a feeding port 311 is arranged on the top side wall of one end of the feeding pipe 31 of the screw conveyor 3 and is sealed and connected with the feeding port 11 of the box body 1, a dust exhaust port 32 is arranged on the top side wall of the other end of the feeding pipe 31 of the screw conveyor 3 and is sealed and connected with the dust suction port 12, the screw conveyor 3 A plurality of discharge ports 312 are arranged at intervals along the length direction on the bottom side wall of the feeding pipe 31, and a storage tank 4 is arranged below each discharge port 312. The upper end of the storage tank 4 is arranged as a feeding port 41 and is sealed and connected to the discharge port 312 of the screw conveyor 3 through a discharge hose 5. A discharge port 42 is arranged at the lower end of the storage tank 4 and is connected to a discharge pipe 43. A plurality of spring seats 44 are arranged around each storage tank 4, and each spring seat 44 is supported and fixed by a support beam 45 fixed on the inner wall of the box body 1. The screw conveying shaft 33 of the screw conveyor 3 is a hollow shaft, and the side wall of the hollow shaft is covered with air flow holes. One end of the hollow shaft extends to the outside of the box body 1 and is connected to the air outlet of the cooling fan 35 arranged on the outer wall of the box body 1 through a gas rotating joint 34.

[0027] In the above embodiment, zinc oxide produced by the calcining furnace is added to the screw conveyor 3 through the feed pipe 13, and cold air is conveyed into the screw conveyor shaft 33 through the air cooler. The cold air enters the feed pipe 31 of the screw conveyor 3 through the exhaust hole on the screw conveyor shaft 33. The zinc oxide powder is reciprocated by the conveying blades of the screw conveyor 3 and is fully mixed with the cold air released by the screw conveyor shaft 33. The zinc oxide can be quickly cooled with high cooling efficiency. At the same time, the dust generated during the stirring process enters the dust removal pipe 14 through the dust suction port 12, and the zinc oxide dust is separated from the air through the dust removal structure to prevent the zinc oxide dust from diffusing to the external environment and causing environmental pollution. The zinc oxide is collected by the storage tank 4, and the material can be evenly distributed to multiple storage tanks 4 for collection, with high feeding and discharging efficiency.

[0028] In the above embodiments, please refer to the attached Figure 1 , 23. The dust removal structure 2 includes a mounting plate 21, a filter screen 22, a dust bag 23, a dust removal motor 24, a dust removal fan 25, a driving gear 26, and a driven gear 27. The mounting plate 21 is horizontally arranged in the dust removal pipe 14. The mounting plate 21 is provided with a plurality of mounting holes 211 along the circumferential direction. A filter screen 22 is coaxially arranged in each mounting hole 211. An annular boss 221 is radially arranged on the outer wall of the upper end of each filter screen 22. Each filter screen 22 is sleeved in the inner ring of a bearing 212 arranged in the mounting hole 211 and is supported on the inner ring of the bearing 212 through the annular boss 221. A driven gear 27 is coaxially arranged on the outer wall of the upper end of the filter screen cylinder 22, and a driving gear 26 is arranged in the middle of the mounting plate 21. The driving gear 26 can mesh with each driven gear 27 for transmission. The driving gear 26 is coaxially arranged on the output shaft of the dust removal motor 24. The dust removal motor 24 is vertically fixed on the top of the dust removal pipe 14. A dust removal fan 25 is arranged on the top of the dust removal pipe 14. The air intake of the dust removal fan 25 is connected to the air outlet arranged on the top of the dust removal pipe 14. A dust removal bag 23 is sleeved on the outer wall of the lower end of the filter screen cylinder 22. The dust removal bag 23 is used to filter out zinc oxide materials while allowing air to pass through, and the dust removal efficiency is high.

[0029] In the above embodiments, please refer to the attached Figure 2 , 3 A vertical airflow pipe 28 is arranged in the middle of the bottom of the mounting plate 21, and the upper end of the airflow pipe 28 is fixed to the bottom of the mounting plate 21. An air inlet is arranged on the side wall of the airflow pipe 28, and the air inlet is connected to the air compressor through an air pipe 281 for air supply. A plurality of exhaust ports are distributed in a circular array on the side wall of the airflow pipe 28, and each exhaust port is connected to a horizontal gas nozzle 29. The air compressor generates high-pressure air, which is transported into the airflow pipe 28 through the air pipe 281, and is ejected through the exhaust port and the gas nozzle 29. The ejection direction is horizontal and toward the side of the filter screen cylinder 22, so that the dust adhering to the side of the filter screen cylinder 22 can be quickly cleaned.

[0030] In the above embodiments, please refer to the attached Figure 1 The discharge port 312 and the feed pipe 31 are both provided with an electromagnetic valve 313, and the electromagnetic valve 313 is used to control the opening and closing of the discharge port 312 to prevent dust from spreading into the storage tank 4, and at the same time plays a role in quantitative unloading.

[0031] In the above embodiments, please refer to the attached Figure 1 A vibration motor 46 is provided on the side wall of each storage tank 4. The vibration motor 46 is a conventional device. Its main function is to keep the materials added into the storage tank 4 uniform and avoid clumping during the filling process of the storage tank 4. During the unloading process of the storage tank 4, it can prevent the materials from accumulating in the storage tank 4 and being difficult to release.

[0032] In the above embodiments, please refer to the attached Figure 3The upper end of the dust bag 23 is fastened to the outer wall of the filter sieve cylinder 22 through a throat hoop 231. The throat hoop 231 is a conventional device. The dust bag 23 and the filter sieve cylinder 22 are fixed by an outer hoop to prevent the dust bag 23 from falling off the filter sieve cylinder 22.

[0033] From the above technical solution, it can be seen that when using, please refer to the attached Figure 1-3 First, zinc oxide powder is added into the feed pipe 13 from the feed port 11, and then released into the feed pipe 31 of the screw conveyor 3 through the discharger 15. The screw conveyor 3 is controlled by the controller to drive its screw conveying shaft 33 to drive the conveying blades to reciprocate and convey the zinc oxide powder. The dust generated during the conveying process enters the dust removal pipe 14 from the dust suction port 12, and then is filtered by the dust removal bag 23 on the filter screen cylinder 22. The filtered air passes through the filter screen cylinder 22 and enters the filter screen cylinder 22, and is absorbed by the dust removal fan 25. When it is necessary to clean the material adsorbed on the dust removal bag 23, the dust removal electric The dust removal motor 24 drives the driving gear 26 to drive the driven gear 27 to rotate, and the driven gear 27 drives the filter screen drum 22 to rotate. At the same time, the air compressor supplies air to the air flow pipe 28 through the air pipe 281. The gas in the air flow pipe 28 is sprayed from the gas nozzle 29 to the filter screen drum 2, so that the dust adhered to the filter screen drum 2 can be removed. Then the discharge port 312 and the feeding port 41 are opened, the discharge port 42 is closed, and the vibration motor 46 is started at the same time. The material enters the storage tank 4 through the discharge hose 5. When discharging is required, the discharge port 42 is opened, and the packaging operation can be carried out at the discharge port 42.

[0034] Those skilled in the art will readily appreciate other embodiments of the present application after considering the specification and practicing the application disclosed herein. The present application is intended to cover any variations, uses or adaptations of the present application, which follow the general principles of the present application and include common knowledge or customary techniques in the art that are not disclosed in the present application. The specification and examples are intended to be exemplary only, and the true scope of the present application is indicated by the claims.

[0035] It should be understood that the present application is not limited to the precise structure described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The above-described embodiments of the present application do not constitute a limitation on the scope of protection of the present application.

Claims

1. A material receiving device for a zinc oxide calcining furnace, characterized in that: The invention comprises a box body (1), wherein a feed port (11) is arranged in the middle of the top of the box body (1), and a dust suction port (12) is arranged at one side edge, a feed pipe (13) is arranged at the feed port (11), a discharger (15) is arranged in the feed pipe (13), a dust removal pipe (14) is arranged at the dust suction port (12), a dust removal structure (2) is arranged in the dust removal pipe (14), a horizontal screw conveyor (3) is arranged at the top of the box body (1), a feed port (311) is arranged at the top of one end of the feed pipe (31) of the screw conveyor (3) and is sealed and connected to the feed port (11) of the box body (1), a dust discharge port (32) is arranged at the top of the other end of the feed pipe (31) of the screw conveyor (3) and is sealed and connected to the dust suction port (12), and the bottom of the feed pipe (31) of the screw conveyor (3) is spaced along the length direction. A plurality of discharge ports (312) are arranged at intervals, and a storage tank (4) is arranged below each discharge port (312). The upper end of the storage tank (4) is arranged as a feeding port (41) and is sealed and connected to the discharge port (312) of the screw conveyor (3) through a discharge hose (5). The lower end of the storage tank (4) is arranged with a discharge port (42) and is connected to a discharge pipe (43). A plurality of spring seats (44) are arranged around each storage tank (4), and each of the spring seats (44) is supported and fixed by a support beam (45) fixed on the inner wall of the box body (1). The screw conveying shaft (33) of the screw conveyor (3) is a hollow shaft, and the side wall of the hollow shaft is covered with air flow holes. One end of the hollow shaft extends to the outside of the box body (1) and is connected to the air outlet of a cooling fan (35) arranged on the outer wall of the box body (1) through a gas rotary joint (34).

2. A material receiving device for a zinc oxide calcining furnace according to claim 1, characterized in that: The dust removal structure (2) comprises a mounting plate (21), a filter screen cartridge (22), a dust removal bag (23), a dust removal motor (24), a dust removal fan (25), a driving gear (26), and a driven gear (27); the mounting plate (21) is horizontally arranged in the dust removal pipe (14); the mounting plate (21) is provided with a plurality of mounting holes (211) along a circumferential direction; a filter screen cartridge (22) is coaxially arranged in each mounting hole (211); an annular boss (221) is radially arranged on an outer wall of an upper end of each filter screen cartridge (22); each filter screen cartridge (22) is sleeved inside an inner ring of a bearing (212) arranged in the mounting hole (211), and is provided with a plurality of mounting holes (211) along a circumferential direction; Supported by the inner ring of the bearing (212), a driven gear (27) is coaxially arranged on the outer wall of the upper end of each filter screen cylinder (22), a driving gear (26) is arranged in the middle of the mounting plate (21), the driving gear (26) can mesh with each driven gear (27) for transmission, the driving gear (26) is coaxially arranged on the output shaft of the dust removal motor (24), the dust removal motor (24) is vertically fixed on the top of the dust removal pipe (14), a dust removal fan (25) is arranged on the top of the dust removal pipe (14), the air intake port of the dust removal fan (25) is connected to the air outlet arranged on the top of the dust removal pipe (14), and a dust removal bag (23) is sleeved on the outer wall of the lower end of the filter screen cylinder (22).

3. A material receiving device for a zinc oxide calcining furnace according to claim 2, characterized in that: A vertical airflow pipe (28) is arranged in the middle of the bottom of the mounting plate (21), the upper end of the airflow pipe (28) is fixed to the bottom of the mounting plate (21), an air inlet is arranged on the side wall of the airflow pipe (28), the air inlet is connected to the air compressor through an air pipe (281) for air supply, and a plurality of exhaust ports are distributed in a circular array on the side wall of the airflow pipe (28), each exhaust port is connected to a horizontal gas nozzle (29).

4. A material receiving device for a zinc oxide calcining furnace according to claim 1, characterized in that: The discharge port (312) and the conveying pipe (31) are both provided with a solenoid valve (313).

5. A material receiving device for a zinc oxide calcining furnace according to claim 1, characterized in that: A vibration motor (46) is arranged on the side wall of each storage tank (4).

6. A material receiving device for a zinc oxide calcining furnace according to claim 2, characterized in that: The upper end of the dust removal bag (23) is fastened to the outer wall of the filter screen cylinder (22) via a throat hoop (231).

Images