Zinc oxide production feeding dust removal device
By designing the separation filter cartridge and barrier components of the zinc oxide production feeding dust removal device, multi-stage dust separation and recycling are achieved, solving the problems of dust dispersion and incomplete cleaning, and improving the dust removal effect and raw material utilization rate.
Patent Information
- Application Number
- CN202511457050.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-13
- Publication Date
- 2026-01-02
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
In the current zinc oxide production process, dust dispersion is severe, dust removal is ineffective, and dust easily overflows during cleaning, resulting in environmental pollution and low raw material utilization.
Design a dust removal device for zinc oxide production feeding. It adopts a two-stage filtration system consisting of a separation filter cartridge and separation components inside a cylindrical shell. Combined with a barrier component and a rotary extrusion mechanism, it achieves the separation and recovery of dust and impurities. The device uses an external motor to drive the rotary dust collector and achieves multi-stage separation through a suction device and a slag discharge pipe.
It effectively reduces dust diffusion, improves dust removal efficiency, enables the separation and recovery of dust impurities, increases raw material utilization, and reduces equipment maintenance frequency and dust leakage.
Smart Images
Figure CN121243891A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the technical field of dust removal conveying devices, in particular to a zinc oxide production feeding dust removal device. BACKGROUND
[0002] In the prior art, the production of zinc oxide mainly adopts two methods, namely a direct method and an indirect method, and in particular, the raw materials for production in the direct method mainly include zinc ore and secondary materials, zinc in the raw materials is reduced in a reducing atmosphere, and then the zinc is oxidized into zinc oxide, the zinc-containing materials include various zinc ores and smelting slag, and a large amount of dust is generated in the conveying and feeding process of the raw materials, and in the prior art, dust removal is mainly achieved by placing an exhaust fan, but the dust removal device has some problems in use, and the problems are as follows. The existing dust removal device cannot directly remove dust from the raw materials, so that the dust is directly dispersed into the production environment, the existing dust removal operation can only achieve a small dust removal effect, the dust removal device needs to be cleaned and scraped manually at regular intervals, and a large amount of dust accumulated in the device is released during each dust cleaning, thereby causing dust overflow and poor dust removal. SUMMARY
[0003] The application provides a zinc oxide production feeding dust removal device, which has the advantages of good dust removal effect and solves the problems in the background art.
[0004] The application provides the following technical scheme: a zinc oxide production feeding dust removal device, which comprises an outer shell body, a discharge port is formed in the bottom end of the outer shell body, a feeding port is arranged on the side surface of the outer shell body, a butt joint pipe port is fixedly installed at one end of the outer shell body, a slag discharge pipe is fixedly installed through the bottom of the butt joint pipe port at one end of the outer shell body, an outer motor is fixedly installed outside the other end of the outer shell body, a driving base is fixedly installed on the output shaft of the outer motor, a cleaning assembly is fixedly installed on one side of the middle part of the driving base, a separation filter cartridge is fixedly installed on the middle part of one end of the driving base, adjusting rings are fixedly installed at the two ends of the outer part of the separation filter cartridge, a material collecting plate is fixedly installed outside the separation filter cartridge, an outer cylinder assembly is fixedly installed on one side of the driving base, a contact ring is fixedly installed inside the outer cylinder assembly, a separation assembly is movably installed in the outer cylinder assembly, guide plates are uniformly fixedly installed in the outer part of the outer cylinder assembly in a ring shape, and a blocking assembly is movably arranged inside the upper part of the separation filter cartridge.
[0005] In a preferred embodiment, the docking port is sealingly and fixedly connected with an external suction device, the residue discharge pipe is arranged below the docking port and is in communication with the gap between the separation filter cartridge and the material collecting plate, a ring groove is formed on one side of the driving base, and one end of the separation filter cartridge is movably inserted into the ring groove and is arranged to rotate oppositely.
[0006] In a preferred embodiment, the number of the adjusting rings is two, and the adjusting rings are fixedly arranged on the two sides of the separation filter cartridge, the outer side of the upper half of the adjusting ring is provided with an outer rack, one side of the outer rack is provided with a slope along the rotation direction of the outer cylinder assembly, and the other side is an extended part which is a straight surface passing through the rotation axis of the separation filter cartridge, and the bottom end of the separation assembly is movably arranged against the outer side surface structure of the adjusting ring.
[0007] In a preferred embodiment, the cleaning assembly comprises a core rod, the outer side of the core rod is fixedly provided with a bottom plate, the bottom plate is movably provided with a scraper, and one side of the bottom plate is fixedly provided with a limiting protrusion.
[0008] In a preferred embodiment, one end of the core rod is fixedly arranged on the middle part of the side surface of the driving base, the end of the scraper is movably arranged against the inner surface of the separation filter cartridge when the scraper is fully unfolded, the end of the scraper connected with the bottom plate is connected by hinging, and a reset coil spring is sleeved on the hinged part.
[0009] In a preferred embodiment, the outer cylinder assembly comprises an outer cylinder body, one end of the outer cylinder body is provided with a supporting ring groove, and the outer cylinder body is uniformly provided with a plurality of mounting grooves in a ring shape, and the two ends of the mounting grooves are respectively and symmetrically provided with limiting sliding grooves.
[0010] In a preferred embodiment, one end of the inner side of the outer shell is provided with a supporting ring, one end of the supporting ring groove is movably arranged on the supporting ring, the separation assembly is movably inserted into the mounting groove, the material collecting plate is composed of left and right parts, the left and right parts of the material collecting plate are arranged in the outer cylinder body, the upper half of the material collecting plate is vertically extended below the separation assembly, the lower half of the material collecting plate is in an arc shape, the ends of the left and right parts of the material collecting plate are fixedly connected with one side of the adjusting ring, and a continuous slope structure is formed between the end of the material collecting plate on one side of the docking port and the end of the material collecting plate on the other side, the abutting ring is composed of a plurality of jacks and a circular ring integrally arranged with the jacks, the circular ring is embedded between the left and right parts of the material collecting plate, and the inner diameter of the circular ring and the inner parts of the two parts of the material collecting plate can form a continuous and closed guide surface.
[0011] In a preferred embodiment, the separation assembly comprises an outer frame, short rods symmetrically fixedly installed at two ends of the outer frame, a filter screen fixedly installed inside the outer frame, and abutting wheels fixedly installed at two ends of one side of the outer frame.
[0012] In a preferred embodiment, the outer frame is movably arranged inside the mounting groove, the short rods are movably inserted into the limiting sliding groove, the abutting wheels abut on the adjusting ring, the material guiding disc is composed of a supporting frame and a filter plate rotatably arranged around a pin shaft fixedly installed at one end of the supporting frame, the filter plate rotates by an angle of not more than ten degrees, a coil spring is sleeved on the pin shaft to buffer the impact of the raw material on the filter plate of the material guiding disc.
[0013] In a preferred embodiment, the blocking assembly comprises a base ring, a spring fixedly installed on the base ring, and a blocking plate fixedly installed at the top end of the spring, the base ring is fixedly installed on the inner surface of the separation filter cartridge, the blocking plate is movably inserted into the separation filter cartridge and protrudes above the separation filter cartridge at the top end, and the bottom end of the abutting ring is in a pointed structure and abuts with the extended end of the blocking plate.
[0014] The present application has the following advantages: 1. The zinc oxide production feeding dust removal device, by setting the cylindrical outer shell, setting the separation filter cartridge and the separation assembly in it respectively, forming two-stage filtration by the two, and then realizing comprehensive removal and separation of the slag and dust in the input raw material before processing, thereby greatly reducing the spread of dust in the subsequent conveying and processing of the raw material, achieving good dust removal effect, and this way of dust removal can also separate dust impurities, thereby uniformly recycling dust particle impurities of various sizes, facilitating subsequent reuse, and greatly improving the utilization rate of the entire raw material.
[0015] 2. The zinc oxide production feeding dust removal device, by inserting the blocking assembly above the separation filter cartridge, the abutting ring arranged inside the outer cylinder assembly continuously extrudes the blocking assembly during rotation, thereby allowing the separated impurity particles above the separation filter cartridge to be separated under the non-contracted state of the blocking assembly, and after separation is completed, the blocking assembly is contracted under the extrusion of the abutting ring, so that the separated particle impurities can fall to the bottom end of the side material collecting plate and slide along the surface of the material collecting plate to one side for centralized collection, and the filtered dust can be sucked away through the butt joint pipe connected with the external suction machine, the particle impurities are discharged from the slag discharge pipe, and the treated raw material can be discharged from the bottom end of the outer shell, thereby realizing separation operation at each stage. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1A schematic diagram of the three-dimensional structure of the present application; Figure 2 A schematic diagram of the sectional structure of the present application; Figure 3 A schematic diagram of the internal partial three-dimensional structure of the present application; Figure 4 A schematic diagram of the cleaning assembly of the present application; Figure 5 A schematic diagram of the first partial three-dimensional structure of the present application; Figure 6 A schematic diagram of the separation assembly of the present application; Figure 7 A schematic diagram of the second partial three-dimensional structure of the present application; Figure 8 A schematic diagram of the connection of the cleaning assembly and the blocking assembly of the present application; Figure 9 A schematic diagram of the partial three-dimensional structure of the blocking assembly of the present application.
[0017] In the figure: 1, outer shell; 2, butt joint pipe opening; 3, slag discharge pipe; 4, driving base disc; 5, cleaning assembly; 51, core rod; 52, bottom plate; 53, scraper; 54, limiting protrusion; 6, separation filter cartridge; 7, adjusting ring; 8, material collecting tray; 9, outer cylinder assembly; 91, outer cylinder body; 92, support ring groove; 93, mounting groove; 94, limiting sliding groove; 10, abutting ring; 11, separation assembly; 111, outer frame; 112, short rod; 113, filter screen; 114, abutting wheel; 12, material guide disc; 13, blocking assembly; 131, base ring; 132, spring; 133, blocking plate. DETAILED DESCRIPTION
[0018] The technical solutions in the present application will be described clearly and completely below in combination with the drawings in the present application, and additionally, the forms of each structure described in the following embodiments are only examples, and the zinc oxide production feeding dust removal device involved in the present application is not limited to each structure described in the following embodiments, and all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.
[0019] Please refer to Figures 1-5The utility model relates to a zinc oxide production feeding dust removal device, including shell body 1, the bottom end of shell body 1 is equipped with discharge port, the side of shell body 1 is provided with feeding port, one end of shell body 1 is fixedly installed with docking pipe 2, one end of shell body 1 is fixedly installed with the through fixed mounting of residue discharge pipe 3 below docking pipe 2, the outside of the other end of shell body 1 is fixedly installed with outer motor, the output shaft of outer motor is fixedly installed with drive base 4, the middle of one side of drive base 4 is fixedly installed with cleaning assembly 5, the middle of one end of drive base 4 is fixedly installed with separation filter cylinder 6, the outside both ends of separation filter cylinder 6 are fixedly installed with adjusting ring 7 respectively, the outside of separation filter cylinder 6 is fixedly installed with material collecting support plate 8, one side of drive base 4 is fixedly installed with outer cylinder assembly 9, the inside of outer cylinder assembly 9 is fixedly installed with abutting ring 10, separation assembly 11 is movably installed in the inside of outer cylinder assembly 9, the outside of outer cylinder assembly 9 is fixedly installed with guide disc 12 in annularly even, the inside upper of separation filter cylinder 6 movably is provided with blocking assembly 13, In the embodiment, it needs to be explained that by setting the shell body 1 with the cylinder, the separation filter cylinder 6 and the separation assembly 11 are arranged in the shell body 1 respectively, two-stage filtration is formed by using the two, and the separation of the slag and dust in the raw materials before processing is realized, which can greatly reduce the spread of dust in the subsequent conveying and processing of the raw materials, so as to achieve good dust removal effect, and the dust and impurities can be separated and distinguished in this way, so that the dust and impurity particles of various sizes can be uniformly recycled, which is convenient for subsequent reuse, greatly improves the utilization rate of the raw materials, and the blocking assembly 13 is inserted and arranged above the separation filter cylinder 6, the abutting ring 10 arranged in the inside of the outer cylinder assembly 9 continuously extrudes and shrinks the blocking assembly 13 during rotation, so that the impurity particles separated to the upper side of the separation filter cylinder 6 can be separated into dust under the condition that the blocking assembly 13 is not shrunk, and after the separation is completed, the blocking assembly 13 is shrunk under the extrusion of the abutting ring 10, so that the separated particle impurities can fall to the bottom end of the material collecting support plate 8 along the side of the material collecting support plate 8 and slide to one side along the surface of the material collecting support plate 8, and the filtered dust can be sucked away through the docking pipe 2 arranged at one end and connected with the external suction machine, the particle impurities are discharged from the residue discharge pipe 3, and the processed raw materials can be discharged from the bottom end of the shell body 1, so as to realize the separation operation of each stage.
[0020] Please refer to Figures 1-5 The utility model relates to a zinc oxide production feeding dust removal device, including docking pipe 2, docking pipe 2 is sealed through fixed connection with the suction device of outside, residue discharge pipe 3 is located below docking pipe 2 and is arranged and installed, and is through setting with the gap between separation filter cylinder 6 and material collecting support plate 8, the side of drive base 4 is equipped with ring groove, one end of separation filter cylinder 6 is movably inserted in ring groove and is relatively rotationally arranged, and the other end is fixedly installed in the inside of shell body 1, In this embodiment, it should be noted that the rotation of the driving base plate 4 drives the outer cylinder assembly 9 to rotate, and the driving base plate 4 drives the outer cylinder assembly 9 to rotate, thereby performing the rotating and dust removing operation on the raw materials, and the relative rotation between the separation filter cylinder 6 and the driving base plate 4 is generated. The screening by the separation assembly 11 and the screening by the separation filter cylinder 6 divide the whole raw materials into three parts, which are discharged from the bottom discharge port and the butt joint pipe port 2 and the slag discharge pipe 3, thereby greatly improving the dust removing effect and the processing effect of the raw materials, and improving the utilization rate of the raw materials.
[0021] Please refer to Figures 1-7 The dust removing device for raw material feeding in zinc oxide production comprises an adjusting ring 7, the number of the adjusting ring 7 is two, and the adjusting ring 7 is fixedly installed on both sides of the separation filter cylinder 6. The outer side of the upper half of the adjusting ring 7 is provided with an external gear rack, one side of the external gear rack is provided with a slope along the rotating direction of the outer cylinder assembly 9, and the other side is a straight surface which is extended through the rotating shaft of the separation filter cylinder 6. The bottom end of the separation assembly 11 is movably arranged in contact with the outer side surface structure of the adjusting ring 7. In this embodiment, it should be noted that the rotation of the driving base plate 4 drives the outer cylinder assembly 9 to rotate, and the driving base plate 4 drives the outer cylinder assembly 9 to rotate, thereby performing the rotating and dust removing operation on the raw materials, and the relative rotation between the separation filter cylinder 6 and the driving base plate 4 is generated. The screening by the separation assembly 11 and the screening by the separation filter cylinder 6 divide the whole raw materials into three parts, which are discharged from the bottom discharge port and the butt joint pipe port 2 and the slag discharge pipe 3, thereby greatly improving the dust removing effect and the processing effect of the raw materials, and improving the utilization rate of the raw materials.
[0022] Please refer to Figures 3-8 The dust removing device for raw material feeding in zinc oxide production comprises a cleaning assembly 5, the cleaning assembly 5 comprises a core rod 51, the outer side of the core rod 51 is fixedly installed with a bottom plate 52, the bottom plate 52 is movably installed with a scraper 53, and one side of the bottom plate 52 is fixedly installed with a limiting protrusion 54. In this embodiment, it should be noted that one end of the core rod 51 is fixedly installed with the middle part of the side surface of the driving base plate 4. When the scraper 53 is fully unfolded, the end part of the scraper 53 is slidably arranged in contact with the inner surface of the separation filter cylinder 6. The end part of the scraper 53 connected with the bottom plate 52 is connected by hinging, and a reset coil spring is sleeved on the hinged part. In this way, the rotation of the core rod 51 can drive the rotation of the bottom plate 52, thereby making one end of the scraper 53 in contact with the inner surface of the separation filter cylinder 6 to scrape it, thereby ensuring that a large amount of dust is not accumulated in the device. Not only does this improve the use effect of the device and the utilization rate of the raw materials, but it also avoids the situation that a large amount of dust is leaked and diffused due to frequent maintenance of the subsequent device.
[0023] Please refer to Figures 3-7 The dust removing device for raw material feeding in zinc oxide production comprises an outer cylinder assembly 9, the outer cylinder assembly 9 comprises an outer cylinder body 91, one end of the outer cylinder body 91 is provided with a supporting ring groove 92, the outer cylinder body 91 is uniformly provided with an installation groove 93 in a ring shape, and the two ends of the installation groove 93 are respectively and symmetrically provided with a limiting sliding groove 94. In this embodiment, it needs to be explained that the inner end of the outer shell 1 is provided with a support ring, one end of the support ring groove 92 is rotatably arranged on the support ring, the separation assembly 11 is movably inserted into the mounting groove 93, the material collecting plate 8 is composed of left and right parts, the left and right parts of the material collecting plate 8 are arranged inside the outer cylinder 91, and the upper half is vertically extended below the separation assembly 11, and the lower half is an arc structure, the ends of the left and right parts of the material collecting plate 8 are fixedly connected with one side of the adjusting ring 7, and the end of the material collecting plate 8 on the side of the butt joint pipe 2 is connected with the end of the material collecting plate 8 on the other side to form a continuous slope structure, the abutting ring 10 is composed of a plurality of top rods and a circular ring integrally provided with the top rod, the circular ring is embedded between the left and right parts of the material collecting plate 8, and the inner diameter of the circular ring and the inside of the two parts of the material collecting plate 8 can form a continuous and closed guide surface, so that the preliminary impurity particles screened out by the separation assembly 11 will fall on the separation filter cylinder 6, and then pass through the screening of the separation filter cylinder 6, so that the large particles will slide down to the bottom end along the surface of the material collecting plate 8, and slide along the slope to one side, and finally be discharged from the slag discharge pipe 3 for collection, while the dust screened again will be discharged in time through the suction device connected by the butt joint pipe 2, to ensure the smoothness of the overall operation of the device.
[0024] Please refer to Figures 1-6 A zinc oxide production feeding dust removal device, comprising a separation assembly 11, the separation assembly 11 comprises an outer frame 111, the two ends of the outer frame 111 are symmetrically fixedly installed with short rods 112, the inside of the outer frame 111 is fixedly installed with filter screens 113, and the two ends of one side of the outer frame 111 are fixedly installed with abutting wheels 114. In this embodiment, it needs to be explained that the outer frame 111 is movably arranged inside the mounting groove 93, the short rod 112 is movably inserted into the limiting sliding groove 94, and the abutting wheel 114 is arranged on the adjusting ring 7. The guide disc 12 is composed of a supporting frame and a filter plate therein, and the filter plate is rotatably arranged around the pin shaft installed at one end of the outside of the supporting frame, and the rotation amplitude is not greater than ten degrees. A coil spring is sleeved on the pin shaft for buffering the impact of the raw material on the filter plate of the guide disc 12. In this way, the rotation of the outer frame 111 can drive the rotation of the abutting wheel 114, and the structure of the abutting wheel 114 can make the outer frame 111 reciprocate in the mounting groove 93, thereby realizing the vibration state of the filter screen 113. In this way, the effect of removing impurities and dust from the raw material can be achieved.
[0025] Please refer to Figures 5-9 A zinc oxide production feeding dust removal device, comprising a separation assembly 11, the separation assembly 11 comprises an outer frame 111, the two ends of the outer frame 111 are symmetrically fixedly installed with short rods 112, the inside of the outer frame 111 is fixedly installed with filter screens 113, and the two ends of one side of the outer frame 111 are fixedly installed with abutting wheels 114. In the embodiment, it is to be noted that the base ring 131 is fixedly arranged on the inner surface of the separation filter cartridge 6, the blocking plate 133 is movably arranged on the separation filter cartridge 6 and protrudes upward beyond the separation filter cartridge 6, the bottom end of the abutting ring 10 is in the form of a sharp structure and abuts against the end of the blocking plate 133, so that the impurities and dust separated by the separation filter cartridge 6 can stay on the upper surface of the separation filter cartridge 6 for a longer time, thereby better ensuring the dust filtering effect, and thus the device can more effectively realize the dust and impurity separation and collection of the raw materials.
[0026] The working principle is that the raw materials are put into the inside of the outer shell 1 from the feeding port, the outer motor and the suction device connected with the butt joint pipe port 2 are started, the outer motor drives the driving base plate 4 to rotate, thereby driving the outer cylinder body 91 to rotate, the raw materials put into the feeding port are separated from large particles under the rotation of the outer cylinder assembly 9, and when rotating to the other side, the impact of the raw materials on the filter plate of the guide disc 12 will make the guide disc 12 rotate and open by a certain angle for buffering, the separated raw materials will be discharged to the discharge port at the bottom under the subsequent rotation, the separated impurity particles and dust will fall on the upper surface of the separation filter cartridge 6, then the abutting ring 10 is driven to rotate by the rotation of the outer cylinder assembly 9, and the abutting ring 10 is compressed one by one during the rotation to make the separation filter cartridge 6 vibrate for dust filtering and separation, and at the same time, the small particles remaining after the separation can slide along the upper surface of the separation filter cartridge 6 to the material collecting plate 8, finally slide along the slope formed by the material collecting plate 8 to the slag discharge pipe 3 for discharge, and the separated impurities are concentrated and discharged from the butt joint pipe port 2 under the action of the external suction device, thereby realizing the accurate and effective separation and dust removal of the raw materials.
[0027] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A zinc oxide production raw material dust removal device comprising an outer housing (1), characterized in that: The bottom end of the outer shell (1) is provided with a discharge port, the side of the outer shell (1) is provided with a feeding port, one end of the outer shell (1) is fixedly installed with a butt joint pipe (2), one end of the outer shell (1) is fixedly installed with a slag discharge pipe (3) below the butt joint pipe (2), the other end of the outer shell (1) is fixedly installed with an external motor, the output shaft of the external motor is fixedly installed with a driving base (4), the middle of one side of the driving base (4) is fixedly installed with a cleaning assembly (5), the middle of one end of the driving base (4) is fixedly installed with a separation filter cylinder (6), the two ends of the outer part of the separation filter cylinder (6) are fixedly installed with an adjusting ring (7) respectively, the outer part of the separation filter cylinder (6) is fixedly installed with a material collecting plate (8), one side of the driving base (4) is fixedly installed with an outer cylinder assembly (9), the inner part of the outer cylinder assembly (9) is fixedly installed with a resisting ring (10), the inner part of the outer cylinder assembly (9) is movably installed with a separation assembly (11), the outer part of the outer cylinder assembly (9) is fixedly installed with a guide disc (12) in a ring shape, the inner part of the separation filter cylinder (6) is movably provided with a blocking assembly (13).
2. The feed dust removal device for zinc oxide production according to claim 1, characterized in that: The butt joint pipe (2) is sealingly and fixedly connected with the external suction device, the slag discharge pipe (3) is arranged below the butt joint pipe (2) and is arranged through the gap between the separation filter cylinder (6) and the material collecting plate (8), the side of the driving base (4) is provided with a ring groove, one end of the separation filter cylinder (6) is movably inserted into the ring groove and is arranged to rotate relatively, and the other end is fixedly installed in the inner part of the outer shell (1).
3. The feed dust removal device for producing zinc oxide according to claim 1, characterized in that: The number of the adjusting rings (7) is two and they are fixedly installed on the two sides of the separation filter cylinder (6) respectively, the outer side of the upper half of the adjusting ring (7) is provided with an external gear rack, the external gear rack is provided with a slope on one side along the rotating direction of the outer cylinder assembly (9), and the other side is an extended part which is a straight surface passing through the rotating shaft of the separation filter cylinder (6), and the bottom end of the separation assembly (11) is movably arranged in the outer side surface structure of the adjusting ring (7).
4. The feed dust removal device for producing zinc oxide according to claim 1, characterized in that: The cleaning assembly (5) comprises a core rod (51), the outer side of the core rod (51) is fixedly installed with a bottom plate (52), the bottom plate (52) is movably installed with a scraper (53), and the side of the bottom plate (52) is fixedly installed with a limiting protrusion (54).
5. The feed dust removal device for producing zinc oxide according to claim 4, characterized in that: One end of the core rod (51) is fixedly installed with the middle part of the side of the driving base (4), the end of the scraper (53) is slidingly arranged in abutment with the inner surface of the separation filter cylinder (6) when the scraper (53) is fully unfolded, one end of the scraper (53) connected with the bottom plate (52) is connected in a hinged manner, and a reset coil spring is sleeved on the hinged part.
6. The feed dust removal device for producing zinc oxide according to claim 1, characterized in that: The outer cylinder assembly (9) comprises an outer cylinder body (91), one end of the outer cylinder body (91) is provided with a supporting ring groove (92), the outer cylinder body (91) is uniformly provided with an installation groove (93) in a ring shape, and the two ends of the installation groove (93) are symmetrically provided with a limiting sliding groove (94) respectively.
7. The feedstock dedusting device for zinc oxide production according to claim 6, characterized in that: The inner end of the outer shell (1) is provided with a support ring, one end of the support ring groove (92) is rotatably arranged on the support ring, the separation assembly (11) is movably inserted into the mounting groove (93), the material collecting plate (8) is composed of left and right parts, the left and right parts of the material collecting plate (8) are arranged inside the outer cylinder (91), and the upper half is vertically extended below the separation assembly (11), and the lower half is an arc structure, the ends of the left and right parts of the material collecting plate (8) are fixedly connected with one side of the adjusting ring (7), and the end of the material collecting plate (8) on the side of the butt joint pipe (2) forms a continuous slope structure between the end of the material collecting plate (8) on the other side, the abutting ring (10) is composed of a plurality of top rods and a ring integrally arranged with the top rod, the ring is embedded between the left and right parts of the material collecting plate (8), and the inner diameter of the ring and the inside of the two parts of the material collecting plate (8) can form a continuous and closed guide surface.
8. The device according to claim 1, characterized in that: The separation assembly (11) comprises an outer frame (111), two ends of the outer frame (111) are symmetrically fixedly installed with short rods (112), and the inner side of the outer frame (111) is fixedly installed with a filter screen (113).
9. The feedstock dedusting device for zinc oxide production according to claim 8, characterized in that: The outer frame (111) is movably arranged in the mounting groove (93), the short rod (112) is movably inserted into the limiting sliding groove (94), the abutting wheel (114) is arranged on the adjusting ring (7), the material guide disc (12) is composed of a supporting frame and a filter plate therein, and the filter plate is rotatably arranged around a pin shaft installed at one end of the supporting frame, and the rotation amplitude is not greater than ten degrees, and a coil spring is sleeved on the pin shaft for buffering the impact of the raw material on the filter plate of the material guide disc (12).
10. The device according to claim 1, characterized in that: The blocking assembly (13) comprises a base ring (131), a spring (132) is embeddedly and fixedly installed above the base ring (131), a blocking plate (133) is fixedly installed at the top end of the spring (132), the base ring (131) is fixedly installed on the inner surface of the separation filter cylinder (6), the blocking plate (133) is movably inserted into the separation filter cylinder (6), and the top end extends above the separation filter cylinder (6) and protrudes, and the bottom end of the abutting ring (10) is a sharp structure and abuts with the extended end of the blocking plate (133).