Anti-blocking dedusting ash feeding device
By designing anti-blocking dust removal ash loading device, using technical means such as stainless steel material and rotary activation device, the problems of sticking and blocking during dust removal ash loading process in the metallurgical industry are solved, and efficient loading of dust removal ash and stable production operation are achieved.
Patent Information
- Application Number
- CN202421065325.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-05-16
AI Technical Summary
During the dust removal and ash treatment process in the metallurgical industry, the common problems of bonding and blocking in the forklift loading process have led to the normal operation of production.
An anti-blocking dust removal and ash loading device is designed, including a hopper, frame body, spiral discharge device and rotary activation device. The material is effectively discharged through components such as stainless steel feed grate bars, activation impellers and spiral blades.
It effectively solves the problems of bonding and blocking of dust removal ash during the loading process, ensures the normal operation of the forklift loading process, and improves the efficiency of metallurgical dust removal ash treatment and production stability.
Smart Images
Figure CN222612396U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to an anti-blocking dust ash feeding device, belonging to the technical field of metallurgical dust ash utilization. Background Art
[0002] In the metallurgical industry, a large amount of dust ash is generated in the production processes of raw materials, sintering, pelletizing, and blast furnaces. At present, the main treatment method in the industry is to return the dust ash to the sintering or pelletizing process for re-sintering and pelletizing. This method requires re-carbonization for sintering, resulting in energy waste and seriously affecting the normal production of the sintering process. With the advancement of technology, rotary hearth furnaces and rotary kiln processes have gradually emerged in society to treat metallurgical dust ash. The rotary hearth furnace and rotary kiln processes mostly use a forklift loading mode to handle gravity dust ash, but the forklift loading hoppers commonly used in the industry have always had sticking and blocking phenomena, which seriously restricts the normal production of the factory. An anti-blocking dust ash feeding device can effectively solve the problems of sticking and blocking in conventional loading hoppers during the feeding process. Utility Model Content
[0003] The utility model aims at solving the problems of the prior art and provides a convenient and practical anti-blocking dust ash feeding device which is simple in structure and can effectively solve the problems of sticking and blocking of the feeding hopper in the forklift feeding process in the metallurgical dust ash treatment process.
[0004] To solve the above technical problems, the utility model patent is implemented as follows:
[0005] A blockage-proof dust removal ash feeding device, characterized in that it includes a feeding hopper, a frame body, a spiral discharging device, and a rotary activation device; the feeding hopper includes an inlet grate, a feeding hopper body, and a feeding hopper support; the spiral discharging device includes a spiral body, a spiral shell, a discharging chute, and a spiral driving mechanism; the rotary activation device includes an activating body and an activation driving mechanism; the feeding hopper support of the feeding hopper is connected to the frame body by bolts; the spiral body of the spiral discharging device is connected to the spiral driving mechanism by a coupling; and the activating body of the rotary activation device is connected to the activation driving mechanism by a coupling.
[0006] The above scheme further lies in that: the upper hopper body of the upper hopper is made of a mother plate material of a 10mm thick Q235 steel plate, lined with a 10mm thick stainless steel lining plate, and the cone angle of the long side wall of the upper hopper body is 60 degrees and the cone angle of the short side wall is 90 degrees.
[0007] The above scheme further comprises: the material of the inlet grate bars of the upper hopper is Ф20mm stainless steel solid round steel, the inlet grate bar inclination angle is 10 degrees, and the distance between two adjacent inlet grate bars is 150mm.
[0008] The above scheme further lies in that: the spiral body of the spiral discharging device includes a spiral shaft and spiral blades, the spiral blade pitch is 400mm, the spiral blade outer diameter is Ф500mm, and the spiral shaft and spiral blades are both made of stainless steel.
[0009] The above scheme further comprises: the spiral shell, the discharging chute and the mother plate of the spiral discharging device are all made of 10 mm thick Q235 steel plate, lined with 10 mm stainless steel lining plate.
[0010] The above scheme further lies in that: the activation body of the rotary activation device includes an activation shaft and a plurality of activation impellers, the plurality of activation impellers are equidistantly sleeve-welded and installed on the activation shaft, and the activation shaft and activation impellers are both made of stainless steel.
[0011] The above scheme further lies in that the activated impeller is welded by three 10mm thick isosceles triangular stainless steel plates and three Φ20mm stainless steel solid round steels, the isosceles sides of the isosceles triangular stainless steel plates are continuously and fully welded to the stainless steel solid round steel, and the welding length is 1 / 3 of the overall length of the stainless steel solid round steel.
[0012] The main beneficial effects of the utility model are:
[0013] The utility model discloses a convenient and practical anti-blocking dust ash feeding device with simple structure, which can effectively solve the problems of sticking and blocking of materials in the feeding hopper during the forklift feeding process in the metallurgical dust ash treatment process.
[0014] The material contact parts of the utility model device, such as the feeding grate bars, the activating body of the rotary activation device, the spiral body of the spiral discharging device, the upper hopper lining plate, the spiral shell lining plate of the spiral discharging device, the discharging chute lining plate of the spiral discharging device, etc., are all made of stainless steel, which can effectively solve the problem of dust dust sticking to the material; at the same time, the regular rotation activation of the activation impellers of the rotary activation device and the forced pushing of the spiral blades of the spiral discharging device to discharge the material can effectively solve the problem of dust dust blocking the material. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a front schematic diagram of the device of the utility model.
[0016] Figure 2 It is a side schematic diagram of the device of the utility model.
[0017] Figure 3 It is a top view schematic diagram of the device of the utility model.
[0018] Figure 4 This is an enlarged schematic diagram of the rotary activation device.
[0019] Figure 5 An enlarged schematic diagram of a single activated impeller.
[0020] Figure markings: 1-upper hopper; 11-inlet grate; 12-upper hopper body; 13-hopper support; 2-frame body; 3-spiral discharge device; 31-spiral body; 311-spiral shaft; 312-spiral blades; 32-spiral housing; 33-discharge chute; 34-spiral drive mechanism; 4-rotating activation device; 41-activation body; 411-activation shaft; 412-activation impeller; 42-activation drive mechanism. DETAILED DESCRIPTION
[0021] The utility model is further described below in conjunction with the accompanying drawings:
[0022] like Figure 1-Figure 5 As shown, an anti-blocking dust removal ash feeding device is characterized in that it includes an upper hopper 1, a frame body 2, a spiral discharging device 3, and a rotary activation device 4; the upper hopper 1 includes an inlet grate 11, an upper hopper body 12, and a hopper support 13; the spiral discharging device 3 includes a spiral body 31, a spiral shell 32, a discharge chute 33 and a spiral driving mechanism 34; the rotary activation device 4 includes an activating body 41 and an activation driving mechanism 42; the hopper support 13 of the upper hopper 1 is connected to the frame body 2 by bolts; the spiral body 31 of the spiral discharging device 3 is connected to the spiral driving mechanism 34 by a coupling; the activating body 41 of the rotary activation device 4 is connected to the activation driving mechanism 42 by a coupling.
[0023] The upper hopper body 12 of the upper hopper 1 has a motherboard material of 10 mm thick Q235 steel plate, lined with 10 mm thick stainless steel lining plate, and the cone angle of the long side wall of the upper hopper body 12 is 60 degrees, and the cone angle of the short side wall is 90 degrees.
[0024] The inlet grate bars 11 of the upper hopper 1 are made of Φ20mm stainless steel solid round steel, the inlet grate bars 11 have an inclination angle of 10 degrees, and the distance between two adjacent inlet grate bars is 150mm.
[0025] The spiral body 31 of the spiral discharging device 3 includes a spiral shaft 311 and a spiral blade 312 . The spiral blade 312 has a pitch of 400 mm and an outer diameter of Φ500 mm. The spiral shaft 311 and the spiral blade 312 are both made of stainless steel.
[0026] The spiral housing 32 and the discharging chute 33 of the spiral discharging device 3 are made of a mother plate made of a 10 mm thick Q235 steel plate, lined with a 10 mm stainless steel lining plate.
[0027] The activation body 41 of the rotary activation device 4 includes an activation shaft 411 and a plurality of activation impellers 412. The plurality of activation impellers 412 are cross-welded and installed on the activation shaft 411 at equal intervals. The activation shaft 411 and the activation impellers 412 are both made of stainless steel.
[0028] The activated impeller 412 is welded by three 10mm thick isosceles triangular stainless steel plates and three Φ20mm stainless steel solid round steels. The isosceles sides of the isosceles triangular stainless steel plates are continuously and fully welded to the stainless steel solid round steel, and the welding length is 1 / 3 of the overall length of the stainless steel solid round steel.
[0029] During the specific implementation of the utility model, the metallurgical dust material enters the upper hopper body 12 after being screened by the entrance grate bar 11 through a forklift, and the entrance grate bar 11 screens out large materials with a particle size of more than 150 mm to prevent large materials from entering and causing device blockage; the metallurgical dust entering the upper hopper body 12 is regularly stirred and activated by the activating body 41 of the rotating activating device 4, and then forcedly discharged by the spiral body 31 of the spiral discharging device 3. The utility model device is equipped with a stainless steel liner, an activating device, and a forced discharging device, which can effectively solve the problems of material sticking and blocking in the upper hopper.
Claims
1. An anti-blocking dust removal ash feeding device, characterized in that: It includes an upper hopper, a frame body, a spiral discharging device, and a rotary activation device; the upper hopper includes an inlet grate, an upper hopper body, and a hopper support; the spiral discharging device includes a spiral body, a spiral shell, a discharging chute, and a spiral driving mechanism; the rotary activation device includes an activating body and an activation driving mechanism; the hopper support of the upper hopper is connected to the frame body by bolts; the spiral body of the spiral discharging device is connected to the spiral driving mechanism by a coupling; and the activating body of the rotary activation device is connected to the activation driving mechanism by a coupling.
2. The anti-blocking dust removal ash feeding device according to claim 1 is characterized in that: The upper hopper body of the upper hopper is made of a 10mm thick Q235 steel plate, lined with a 10mm thick stainless steel lining plate, and the cone angle of the long side wall of the upper hopper body is 60 degrees, and the cone angle of the short side wall is 90 degrees.
3. The anti-blocking dust removal ash feeding device according to claim 1 is characterized in that: The inlet grate bars of the upper hopper are made of Ф20mm stainless steel solid round steel, the inlet grate bar inclination angle is 10 degrees, and the distance between two adjacent inlet grate bars is 150mm.
4. The anti-blocking dust removal ash feeding device according to claim 1 is characterized in that: The spiral body of the spiral discharging device includes a spiral shaft and spiral blades. The spiral blade pitch is 400mm, the outer diameter of the spiral blade is Ф500mm, and the spiral shaft and spiral blades are both made of stainless steel.
5. The anti-blocking dust removal ash feeding device according to claim 1 is characterized in that: The spiral shell, the discharging chute and the mother plate of the spiral discharging device are all made of 10mm thick Q235 steel plate, lined with 10mm stainless steel lining plate.
6. The anti-blocking dust removal ash feeding device according to claim 1 is characterized in that: The activation body of the rotary activation device comprises an activation shaft and a plurality of activation impellers. The plurality of activation impellers are equidistantly sleeve-welded and mounted on the activation shaft. Both the activation shaft and the activation impellers are made of stainless steel.
7. The anti-blocking dust removal ash feeding device according to claim 6 is characterized in that: The activated impeller is welded by three 10mm thick isosceles triangular stainless steel plates and three Φ20mm stainless steel solid round steels. The isosceles sides of the isosceles triangular stainless steel plates are continuously and fully welded to the stainless steel solid round steel, and the welding length is 1 / 3 of the overall length of the stainless steel solid round steel.