Static blade mechanism of powder concentrator

Abstract

The utility model discloses a powder concentrator static blade mechanism which comprises a first shell, the upper end face of the first shell is fixedly connected with a plurality of supporting columns, the upper end faces of the supporting columns are jointly and fixedly connected with a supporting plate, a motor is installed on the supporting plate, and the upper end face of the first shell is communicated with a material injection pipe and a powder discharging pipe. The device comprises a first shell, a second shell is installed on the first shell, a plurality of screw blocks are installed on the first shell, the first shell and the second shell are connected through the screw blocks, blowing assemblies are installed on the first shell and the second shell, and a discharging opening is formed in the lower end face of the second shell. The output end of the motor rotationally penetrates through the supporting plate and is fixedly connected with a rotating rod. The device has the advantages that a user can conveniently mount and dismount the turbine blade and the guide blade, the user can conveniently replace and maintain the turbine blade and the guide blade in the device, and the workload of workers is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of powder classifiers, in particular to a static blade mechanism of a powder classifier. Background Art

[0002] Powder concentrators are widely used in coal mills, raw material drying mills and cement mill systems in new dry process cement production lines. The static blades in the powder concentrator are prone to wear due to the special working environment. The wear of the blades will cause a series of usage problems and affect the production quality, so the blades need to be replaced or trimmed.

[0003] At present, the blades of powder classifiers are generally fixed by welding, which makes it time-consuming and laborious for users to repair the blades. In addition, when one of the blades in a group of blades is broken or damaged, the entire blade group needs to be replaced, which increases both the purchase cost and the maintenance cost. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a static blade mechanism for a powder selector.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A static blade mechanism of a powder selection machine comprises: a first shell, a plurality of support columns are fixedly connected to the upper end surface of the first shell, a support plate is fixedly connected to the upper end surfaces of the plurality of support columns, a motor is mounted on the support plate, a material injection pipe and a powder discharge pipe are communicated with the upper end surface of the first shell, a second shell is mounted on the first shell, a plurality of screw blocks are mounted on the first shell, the first shell and the second shell are connected by a plurality of screw blocks, a blowing assembly is mounted on the first shell and the second shell, a material discharge port is arranged on the lower end surface of the second shell, the output end of the motor rotates through the support plate and is fixedly connected to a rotating rod, the rotating rod rotates through the powder discharge pipe; a blade assembly; the blade assembly comprises a plurality of A support frame fixedly connected to the rotating rod, a plurality of the support frames are fixedly connected with a buffer plate, a plurality of sliding grooves are provided at both ends of the plurality of buffer plates, the plurality of sliding grooves are arranged in a one-to-one correspondence, and each pair of the corresponding sliding grooves is slidably connected with a turbine blade, a plurality of turbine blades are fixedly connected with a connecting block at both ends, a plurality of bolts are threaded through the connecting blocks, and the plurality of bolts are respectively threadedly connected to a plurality of buffer plates, a rotating disk is fixedly connected to one end of the rotating rod away from the motor, a fixing cavity is opened on the rotating disk, a fixing assembly is installed in the fixing cavity, a plurality of guide blades are installed on the rotating disk, and the fixing assembly is installed on the plurality of guide blades.

[0007] In order to better achieve the above-mentioned purpose, the utility model adopts a further technical solution: the fixing assembly includes a lifting plate slidably connected in the fixing cavity, the lower end surface of the lifting plate is fixedly connected with multiple fixing rods, the side wall of the rotating disk is provided with multiple fixing grooves, the multiple guide blades respectively slide in the multiple fixing grooves, the multiple guide blades are provided with card slots, and the multiple card slots are respectively matched with the multiple fixing rods, the inner wall of the fixing cavity is rotatably connected with a threaded rod, the threaded rod thread passes through the lifting plate, a limiting assembly is installed on the lifting plate, a connecting rod is rotatably passed through the rotating disk, a knob is fixedly connected to the connecting rod, one end of the connecting rod is fixedly connected to the threaded rod, the limiting assembly includes a limiting cavity arranged on the inner wall of the fixing cavity, the side wall of the lifting plate is fixedly connected with a limiting block, and the limiting block is slidably connected in the limiting cavity.

[0008] In order to better achieve the above-mentioned purpose, the utility model adopts a further technical solution: a plurality of support rods are fixedly connected to one of the buffer plates, and the plurality of support rods are fixedly connected to the rotating disk.

[0009] In order to better achieve the above purpose, the utility model adopts a further technical solution: the blowing assembly includes a first air inlet pipe and a second air inlet pipe installed on the side wall of the first shell, and the second shell is connected to two third air inlet pipes.

[0010] The advantages of the utility model are: when the user needs to replace the turbine blade, the user unscrews the bolts fixing the turbine blade, and then takes the turbine blade out of the sliding groove, and then the user inserts the intact turbine blade into the sliding groove, and then the removal and installation of the turbine blade can be completed, which is convenient for the user to replace and maintain the turbine blade, and the portability of the device is improved. When the user needs to remove the guide blade, the user turns the knob to rotate the threaded rod, and the lifting plate rises, so that the fixing rod moves out of the slot, and then the user pulls the guide blade to take the guide blade out of the fixing slot, and when the user needs to install the guide blade, the user inserts the guide blade into the fixing slot, and then the user turns the knob to complete the fixing of the guide blade, which is convenient for the user to install and remove the guide blade, and the portability of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural stereoscopic schematic diagram of a static blade mechanism of a powder selector described in an embodiment of the utility model.

[0012] Figure 2 It is a three-dimensional cross-sectional view of the static blade mechanism structure of a powder selector described in an embodiment of the utility model.

[0013] Figure 3 for Figure 2 A magnified view of the structure in the middle.

[0014] Figure 4 It is a three-dimensional cross-sectional view of a rotating disk structure of a static blade mechanism of a powder selector described in an embodiment of the utility model.

[0015] In the above drawings: 1 first shell, 2 support column, 3 motor, 4 injection pipe, 5 powder discharge pipe, 6 support plate, 7 rotating rod, 8 support frame, 9 buffer plate, 10 turbine blade, 11 connecting block, 12 bolt, 13 rotating disk, 14 fixed cavity, 15 guide blade, 16 lifting plate, 17 fixed rod, 18 threaded rod, 19 limit cavity, 20 knob, 21 support rod, 22 third air inlet pipe. DETAILED DESCRIPTION

[0016] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] like Figure 1-Figure 4 As shown, a static blade mechanism of a powder selection machine comprises: a first shell 1, a plurality of support columns 2 are fixedly connected to the upper end surface of the first shell 1, a support plate 6 is fixedly connected to the upper end surfaces of the plurality of support columns 2, a motor 3 is installed on the support plate 6, a material injection pipe 4 and a powder discharge pipe 5 are connected to the upper end surface of the first shell 1, a second shell is installed on the first shell 1, a plurality of screw blocks are installed on the first shell 1, the first shell 1 and the second shell are connected by a plurality of screw blocks, a blowing assembly is installed on the first shell 1 and the second shell, a material discharge port is provided on the lower end surface of the second shell, the output end of the motor 3 rotates through the support plate 6 and is fixedly connected to a rotating rod 7, the rotating rod 7 rotates through the powder discharge pipe 5; a blade assembly; the blade assembly comprises a plurality of support frames 8 fixedly connected to the rotating rod 7, a plurality of support frames 8 are fixedly connected to buffer plates 9, and a plurality of buffer plates 9 are fixedly connected to the upper end surface of the first shell 1. A plurality of sliding grooves are provided at each end, and the plurality of sliding grooves are arranged in a one-to-one correspondence. Turbine blades 10 are slidably connected together in each pair of corresponding sliding grooves. Both ends of the plurality of turbine blades 10 are fixedly connected with connecting blocks 11. A plurality of bolts 12 are threadedly penetrated through the plurality of connecting blocks 11. The plurality of bolts 12 are respectively threadedly connected to the plurality of buffer plates 9. A rotating disk 13 is fixedly connected to the end of the rotating rod 7 away from the motor 3. A fixing cavity 14 is opened on the rotating disk 13. A fixing component is installed in the fixing cavity 14. A plurality of guide blades 15 are installed on the rotating disk 13. The fixing component is installed on the plurality of guide blades 15. A plurality of support rods 21 are fixedly connected to one of the buffer plates 9. The plurality of support rods 21 are fixedly connected to the rotating disk 13, which improves the stability of the rotating disk 13 and ensures the stability of the rotation of the guide blades 15.

[0018] The fixing assembly includes a lifting plate 16 slidably connected in the fixing cavity 14, a plurality of fixing rods 17 are fixedly connected to the lower end surface of the lifting plate 16, a plurality of fixing grooves are opened on the side wall of the rotating disk 13, a plurality of guide blades 15 slide in the plurality of fixing grooves respectively, a plurality of guide blades 15 are provided with card slots, and the plurality of card slots are respectively matched with the plurality of fixing rods 17, a threaded rod 18 is rotatably connected to the inner wall of the fixing cavity 14, the threaded rod 18 is threadedly penetrated through the lifting plate 16, a limited position assembly is installed on the lifting plate 16, a connecting rod is rotatably penetrated on the rotating disk 13, and a fixed connecting rod is fixed on the connecting rod A knob 20 is connected, which makes it easy for the user to rotate the connecting rod, thereby improving the portability of the device. One end of the connecting rod is fixedly connected to the threaded rod 18. The limit assembly includes a limit cavity 19 arranged on the inner wall of the fixed cavity 14. The side wall of the lifting plate 16 is fixedly connected to a limit block, and the limit block is slidably connected in the limit cavity 19. The limit assembly can prevent the lifting plate 16 from rotating, so that the lifting plate 16 can be lifted and lowered in the fixed cavity 14. The blowing assembly includes a first air inlet pipe and a second air inlet pipe installed on the side wall of the first shell 1, and two third air inlet pipes 22 are connected to the second shell.

[0019] When in use, first install the device to a designated location. When the user needs to replace the turbine blade 10, first the user unscrews the screw block to separate the first shell 1 from the second shell. At this time, the user unscrews the bolt 12 that fixes the turbine blade 10, and then pulls the turbine blade 10, and the turbine blade 10 can slide out of the sliding groove. Then the user inserts the intact turbine blade 10 into the sliding groove, and then fixes the turbine blade 10 with the bolt 12, and the disassembly and installation of the turbine blade 10 are completed, which is convenient for the user to replace and maintain the turbine blade 10 and improves the portability of the device. When the user needs to replace the guide blade 15, first the user turns the knob 20, and the knob 20 drives the threaded rod 18 to rotate in the fixing cavity 14 and is connected to the threaded rod 18. The lifting plate 16 on the rod 18 slides in the fixed cavity 14, so that the fixing rod 17 connected to the lifting plate 16 is moved out of the slot. At this time, the user pulls the guide blade 15 to take the guide blade 15 out of the fixing slot. When the user needs to install the guide blade 15, the user inserts the guide blade 15 into the fixing slot, and then the user reversely rotates the knob 20 to move the fixing rod 17 into the slot, so that the guide blade 15 can be fixed, which is convenient for the user to install and remove the guide blade 15 and improves the portability of the device. After that, the first shell 1 and the second shell are connected and fixed with a screw block to complete the replacement and maintenance of the turbine blade 10 and the guide blade 15 in the device, which greatly reduces the workload of the staff.

Claims

1. A static blade mechanism of a powder classifier, characterized in that: include: A first shell (1), wherein the upper end surface of the first shell (1) is fixedly connected to a plurality of support columns (2), the upper end surfaces of the plurality of support columns (2) are commonly fixedly connected to a support plate (6), a motor (3) is mounted on the support plate (6), the upper end surface of the first shell (1) is connected to a material injection pipe (4) and a powder discharge pipe (5), a second shell is mounted on the first shell (1), a plurality of screw blocks are mounted on the first shell (1), the first shell (1) and the second shell are connected via a plurality of screw blocks, a blowing assembly is mounted on the first shell (1) and the second shell, a material discharge port is provided on the lower end surface of the second shell, the output end of the motor (3) rotates through the support plate (6) and is fixedly connected to a rotating rod (7), the rotating rod (7) rotates through the powder discharge pipe (5); a blade assembly; the blade assembly comprises a plurality of support frames fixedly connected to the rotating rod (7) (8), a plurality of the support frames (8) are fixedly connected with buffer plates (9), a plurality of sliding grooves are provided at both ends of the plurality of buffer plates (9), the plurality of sliding grooves are arranged in a one-to-one correspondence, each pair of the correspondingly arranged sliding grooves are slidably connected with turbine blades (10), a plurality of the turbine blades (10) are fixedly connected with connecting blocks (11) at both ends, a plurality of bolts (12) are threadedly penetrated through the plurality of connecting blocks (11), and the plurality of bolts (12) are respectively threadedly connected to the plurality of buffer plates (9), a rotating disk (13) is fixedly connected to one end of the rotating rod (7) away from the motor (3), a fixing cavity (14) is opened on the rotating disk (13), a fixing component is installed in the fixing cavity (14), a plurality of guide blades (15) are installed on the rotating disk (13), and the fixing component is installed on the plurality of guide blades (15).

2. A powder classifier static blade mechanism according to claim 1, characterized in that: The fixing assembly comprises a lifting plate (16) slidably connected in the fixing cavity (14); a plurality of fixing rods (17) are fixedly connected to the lower end surface of the lifting plate (16); a plurality of fixing grooves are formed on the side wall of the rotating disk (13); a plurality of guide blades (15) slide in the plurality of fixing grooves respectively; a plurality of guide blades (15) are provided with a clamping groove; the plurality of clamping grooves are respectively matched with the plurality of fixing rods (17); a threaded rod (18) is rotatably connected to the inner wall of the fixing cavity (14); The threaded rod (18) is threadedly penetrated through the lifting plate (16), a limit assembly is installed on the lifting plate (16), a connecting rod is rotatably penetrated through the rotating disk (13), a knob (20) is fixedly connected to the connecting rod, one end of the connecting rod is fixedly connected to the threaded rod (18), the limit assembly includes a limit cavity (19) arranged on the inner wall of the fixed cavity (14), a limit block is fixedly connected to the side wall of the lifting plate (16), and the limit block is slidably connected in the limit cavity (19).

3. A powder classifier static blade mechanism according to claim 1, characterized in that: A plurality of support rods (21) are fixedly connected to one of the buffer plates (9), and the plurality of support rods (21) are all fixedly connected to the rotating disk (13).

4. A powder classifier static blade mechanism according to claim 1, characterized in that: The blowing assembly comprises a first air inlet pipe and a second air inlet pipe mounted on the side wall of the first shell (1), and the second shell is connected to two third air inlet pipes (22).

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