CN219750898U - Air locking feeder for raw material feeding - Google Patents
Air locking feeder for raw material feeding Download PDFInfo
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- CN219750898U CN219750898U CN202320702559.3U CN202320702559U CN219750898U CN 219750898 U CN219750898 U CN 219750898U CN 202320702559 U CN202320702559 U CN 202320702559U CN 219750898 U CN219750898 U CN 219750898U
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- shaped clamping
- clamping groove
- cylinder body
- inner cylinder
- blade
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- 239000002994 raw material Substances 0.000 title claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 9
- 238000007599 discharging Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a wind locking feeder for raw material feeding, which comprises a frame, a shell cavity arranged on the frame and a rotor assembly rotatably arranged in the shell cavity, wherein a feed inlet and a discharge outlet are respectively arranged at the top and the bottom of the shell cavity; the rotor assembly comprises an inner cylinder body, an outer cylinder body and a plurality of blades connected between the inner cylinder body and the outer cylinder body; a rotating shaft is coaxially fixed in the inner cylinder body, and one end of the rotating shaft is connected with a power device; the outer peripheral side of the inner cylinder body is provided with a plurality of first T-shaped clamping groove parts, the inner peripheral side of the outer cylinder body is provided with a plurality of second T-shaped clamping groove parts, the two ends of each blade are provided with T-shaped clamping heads, and the T-shaped clamping heads at the two ends of each blade can be respectively clamped into a corresponding group of first T-shaped clamping groove parts and second T-shaped clamping groove parts from the upper end; the top of shell chamber is equipped with access hole and access cover, and the access hole can be aimed at respectively to each blade of rotor subassembly. The utility model solves the problems of troublesome rotor replacement operation and higher rotor maintenance and replacement cost of the existing air locking feeder.
Description
Technical Field
The utility model relates to the technical field of feeding equipment, in particular to an air locking feeder for raw material feeding.
Background
In some grinding systems in industries of building materials, chemical engineering, metallurgy and the like, the working pressure inside the grinding equipment is different from the external pressure, and the running process requirement of the grinding equipment is that the feeding device has the function of isolating the internal pressure and the external pressure of the grinding equipment, namely, has the air locking effect. For example: when the vertical mill of the dry cement production line works, the inside of the vertical mill is negative pressure, and the running process of the vertical mill requires that a feeding device connected with a feeding port of the vertical mill has the feeding and air locking functions.
For example, chinese utility model CN214160009U discloses a raw material vertical mill air locking feeding system, the raw material vertical mill air locking feeding system is vertically assembled on a frame by adopting a rotor type feeder, the defect that the existing V-shaped compartment of a horizontal air locking valve extrudes materials is eliminated, the materials fall into the bottom of the rotor type feeder in an original loose state, and are carried by a rotating rotor to enter the mill, so that the blanking is smooth, the materials are not stuck and blocked, meanwhile, the sealing is good, the air locking effect is good, the energy consumption is reduced, and in addition, the upper and lower abrasion surfaces of the rotor type feeder and the bottom cover are both made of abrasion-resistant materials, so that the utility model is more efficient and abrasion-resistant, and the service life is durable.
The rotor of the rotor feeder is easy to be worn, although the upper and lower wear surfaces of the rotor of the above patent are provided with wear-resistant materials, the wear-resistant materials can only slow down the wear of important parts of the rotor, and the service life of the rotor is prolonged, but the rotor still needs to be replaced after being worn due to long-time use, in the prior art, when the rotor is replaced, the top cover of the feeder needs to be opened, and then the rotor is integrally replaced, so that the operation is troublesome, and the cost for maintaining and replacing the rotor is relatively high.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a wind-locking feeder for raw material feeding, which aims to solve the problems of troublesome rotor replacement operation and higher rotor maintenance and replacement cost of the existing wind-locking feeder.
The utility model provides a wind locking feeder for raw material feeding, which comprises a frame, a shell cavity arranged on the frame and a rotor assembly rotatably arranged in the shell cavity, wherein the top and the bottom of the shell cavity are respectively provided with a feeding hole and a discharging hole which are staggered;
the rotor assembly comprises an inner cylinder, an outer cylinder and a plurality of blades connected between the inner cylinder and the outer cylinder;
a rotating shaft is coaxially fixed in the inner cylinder body, two ends of the rotating shaft are respectively rotatably arranged at the top and the bottom of the shell cavity, and one end of the rotating shaft is connected with a power device;
the outer peripheral side of the inner cylinder body is provided with a plurality of first T-shaped clamping groove parts extending vertically, the inner peripheral side of the outer cylinder body is provided with a plurality of second T-shaped clamping groove parts extending vertically, two ends of each blade are provided with T-shaped clamping heads extending vertically, and the T-shaped clamping heads at the two ends of each blade can be respectively clamped into a corresponding group of first T-shaped clamping groove parts and second T-shaped clamping groove parts from the upper end;
the top of shell chamber is equipped with the access hole and can open and close the access cover of access hole, each blade of rotor subassembly can aim at respectively the access hole.
Further, the rotor assembly further comprises a plurality of pressing plates, each pressing plate corresponds to the blade one by one, each pressing plate is provided with a first fixing plate, a second fixing plate and a connecting strip connected between the first fixing plate and the second fixing plate, the first fixing plate is fixed at the upper end of the first T-shaped clamping groove part through screws, the second fixing plate is fixed at the upper end of the second T-shaped clamping groove part through screws, and the connecting strip is pressed at the upper end of the blade.
Further, the upper end of the first T-shaped clamping groove part is sunken downwards relative to the upper end of the inner cylinder, the upper end of the second T-shaped clamping groove part is sunken downwards relative to the upper end of the outer cylinder, and when the first fixing plate is fixed at the upper end of the first T-shaped clamping groove part and the second fixing plate is fixed at the upper end of the second T-shaped clamping groove part, the top surface of the pressing plate, the upper ends of the inner cylinder and the outer cylinder are located on the same plane.
Further, the inner side of the access cover is provided with a boss which can be embedded into the access opening and the bottom surface of which is aligned with the lower side of the top of the shell cavity.
Further, one end of the access cover is rotatably connected to the top of the housing cavity.
Further, the upper end and the lower end of the inner cylinder body are respectively provided with an end plate, and the rotating shaft penetrates through the end plates at the two ends of the inner cylinder body and is fixed with the end plates.
Further, the power device is a gear motor fixed at the top of the shell cavity, and the output end of the gear motor is in transmission connection with the upper end of the rotating shaft.
Further, the frame includes the rectangle chassis and locates four stands on four corners of rectangle chassis, the top in shell chamber is equipped with the rectangle roof, four the stand supports respectively and fixes four corner downside of rectangle roof.
The beneficial effects of the utility model are as follows:
the feeding port is connected with the material level bin, the discharging port is connected with the inlet of the vertical mill, and when the vertical mill works, raw materials enter between the inner cylinder body and the outer cylinder body of the rotor assembly through the feeding port, the rotor assembly rotates and scrapes the raw materials into the discharging port through the blades, and finally enter the vertical mill.
When the blades are disassembled, the access cover is opened, the blades to be replaced are rotated to the lower side of the access opening, then the blades are pulled out upwards through the access opening, when the blades are installed, the blades are put into the access opening, the T-shaped clamping heads at the two ends of the blades are respectively aligned and clamped into the first T-shaped clamping groove part at the outer side of the inner cylinder body and the second T-shaped clamping groove part at the inner side of the outer cylinder body, and the blades can be firmly installed between the inner cylinder body and the outer cylinder body.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a top view of an embodiment of the present utility model (with access cover open);
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
fig. 4 is a schematic structural view of a platen according to an embodiment of the present utility model.
In the drawings, a 100-rack; 110-a rectangular chassis; 120-upright posts; 200-shell cavity; 210-a feed inlet; 220-a discharge hole; 230-an access port; 240-access cover; 241-boss; 250-rectangular top plate; 300-rotor assembly; 310-an inner cylinder; 311-a first T-shaped slot portion; 312-end plates; 320-an outer cylinder; 321-a second T-shaped slot portion; 330-leaf; 331-T shaped chuck; 340-rotating shaft; 350-pressing plate; 351-a first fixing plate; 352-second fixation plate; 353-connecting strips; 400-power plant.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
As shown in fig. 1 to 4, an embodiment of the present utility model provides a locked air feeder for feeding raw materials, which includes a frame 100, a housing 200 provided on the frame 100, and a rotor assembly 300 rotatably installed in the housing 200, wherein a feeding port 210 and a discharging port 220 are respectively provided at the top and bottom of the housing 200, which are staggered.
The frame 100 includes a rectangular bottom frame 110 and four upright posts 120 provided at four corners of the rectangular bottom frame 110, a rectangular top plate 250 is provided at the top of the housing 200, and the four upright posts 120 are supported and fixed at four lower sides of the corners of the rectangular top plate 250, respectively.
Rotor assembly 300 includes an inner barrel 310, an outer barrel 320, and a plurality of blades 330 connected between inner barrel 310 and outer barrel 320.
A rotating shaft 340 is coaxially fixed in the inner cylinder 310, two ends of the rotating shaft 340 are respectively rotatably installed at the top and the bottom of the shell cavity 200, one end of the rotating shaft 340 is connected with a power device 400, the power device 400 is specifically a gear motor fixed at the top of the shell cavity 200, and the output end of the gear motor is in transmission connection with the upper end of the rotating shaft 340.
In order to fix the rotation shaft 340 to the inner cylinder 310, the upper and lower ends of the inner cylinder 310 are provided with end plates 312, and the rotation shaft 340 passes through and is fixed to the end plates 312 at both ends of the inner cylinder 310, and the end plates 312 provided at both ends of the inner cylinder 310 also prevent raw materials from entering the inner cylinder 310.
The outer periphery side of the inner cylinder 310 is provided with a plurality of first T-shaped clamping groove parts 311 extending vertically, the inner periphery side of the outer cylinder 320 is provided with a plurality of second T-shaped clamping groove parts 321 extending vertically, two ends of each blade 330 are provided with T-shaped clamping heads 331 extending vertically, and the T-shaped clamping heads 331 at two ends of each blade 330 can be clamped into a corresponding group of first T-shaped clamping groove parts 311 and second T-shaped clamping groove parts 321 from the upper ends respectively.
The top of the shell cavity 200 is provided with an access opening 230 and an access cover 240 capable of opening and closing the access opening 230, and each blade 330 of the rotor assembly 300 can be aligned with the access opening 230 respectively, in this embodiment, a split type design can be adopted between the access cover 240 and the shell cavity 200, a rotary design can also be adopted, and preferably a rotary design is adopted, that is, one end of the access cover 240 is rotationally connected to the top of the shell cavity 200, so that the access cover 240 can be opened and closed by rotating the access cover 240.
The feed inlet 210 of the utility model is connected with a material level bin, the discharge outlet 220 is connected with the inlet of the vertical mill, and when in operation, raw materials enter between the inner cylinder 310 and the outer cylinder 320 of the rotor assembly 300 through the feed inlet 210, the rotor assembly 300 rotates and scrapes the raw materials entering to the discharge outlet 220 through the blades 330, and finally enter the vertical mill.
When the blade 330 is detached, the access cover 240 is opened, the blade 330 to be replaced is rotated to the lower side of the access hole 230, then the blade 330 is pulled out upwards through the access hole 230, when the blade 330 is installed, the blade 330 is lowered into the access hole 230, the T-shaped clamping heads 331 at the two ends of the blade 330 are respectively aligned and clamped into the first T-shaped clamping groove part 311 at the outer side of the inner cylinder 310 and the second T-shaped clamping groove part 321 at the inner side of the outer cylinder 320, and the blade 330 can be firmly installed between the inner cylinder 310 and the outer cylinder 320.
In a preferred embodiment, referring to fig. 1, 2 and 4, the rotor assembly 300 further includes a plurality of pressing plates 350, each pressing plate 350 corresponds to the blade 330 one by one, the pressing plates 350 have a first fixing plate 351, a second fixing plate 352, and a connection bar 353 connected between the first fixing plate 351 and the second fixing plate 352, the first fixing plate 351 is fixed at an upper end of the first T-shaped clamping groove portion 311 by a screw, the second fixing plate 352 is fixed at an upper end of the second T-shaped clamping groove portion 321 by a screw, and the connection bar 353 is pressed against an upper end of the blade 330. When the blade 330 is installed, the T-shaped clamping heads 331 at two ends of the blade 330 can be inserted into the first T-shaped clamping groove 311 at the outer side of the inner cylinder 310 and the second T-shaped clamping groove 321 at the inner side of the outer cylinder 320, and then the first fixing plate 351 and the second fixing plate 352 of the pressing plate 350 are fixed at the upper ends of the first T-shaped clamping groove 311 and the second clamping groove by screws respectively, so that the blade 330 can be pressed by the pressing plate 350, and when the blade 330 is disassembled, the pressing plate 350 needs to be removed, and then the blade 330 can be pulled out.
Further, the upper end of the first T-shaped clamping groove 311 is recessed downward with respect to the upper end of the inner cylinder 310, the upper end of the second T-shaped clamping groove 321 is recessed downward with respect to the upper end of the outer cylinder 320, and when the first fixing plate 351 is fixed to the upper end of the first T-shaped clamping groove 311 and the second fixing plate 352 is fixed to the upper end of the second T-shaped clamping groove 321, the top surface of the pressing plate 350 is on the same plane with the upper ends of the inner cylinder 310 and the outer cylinder, so that the upper end of the assembled rotor can be ensured to be attached to the top of the housing 200.
Further, the inner side of the access cover 240 is provided with a boss 241 which can be embedded into the access hole 230 and the bottom surface of which is aligned with the lower side of the top of the shell cavity 200, so that the lower side surface of the top of the shell cavity 200 is smooth when the access cover 240 is covered, and the rotor assembly 300 can be effectively prevented from being blocked in the process of rotating the stirring material.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (8)
1. The utility model provides a raw materials is lock wind feeder for feeding, includes the frame, locates shell chamber in the frame and rotate install in the rotor subassembly of shell intracavity, the top and the bottom in shell chamber are provided with feed inlet and the discharge gate that staggers mutually respectively, its characterized in that:
the rotor assembly comprises an inner cylinder, an outer cylinder and a plurality of blades connected between the inner cylinder and the outer cylinder;
a rotating shaft is coaxially fixed in the inner cylinder body, two ends of the rotating shaft are respectively rotatably arranged at the top and the bottom of the shell cavity, and one end of the rotating shaft is connected with a power device;
the outer peripheral side of the inner cylinder body is provided with a plurality of first T-shaped clamping groove parts extending vertically, the inner peripheral side of the outer cylinder body is provided with a plurality of second T-shaped clamping groove parts extending vertically, two ends of each blade are provided with T-shaped clamping heads extending vertically, and the T-shaped clamping heads at the two ends of each blade can be respectively clamped into a corresponding group of first T-shaped clamping groove parts and second T-shaped clamping groove parts from the upper end;
the top of shell chamber is equipped with the access hole and can open and close the access cover of access hole, each blade of rotor subassembly can aim at respectively the access hole.
2. The locked air feeder for raw material feeding according to claim 1, wherein:
the rotor assembly further comprises a plurality of pressing plates, each pressing plate corresponds to the blade one by one, each pressing plate is provided with a first fixing plate, a second fixing plate and a connecting strip connected between the first fixing plate and the second fixing plate, the first fixing plate is fixed at the upper end of the first T-shaped clamping groove part through screws, the second fixing plate is fixed at the upper end of the second T-shaped clamping groove part through screws, and the connecting strip is pressed at the upper end of the blade.
3. The locked air feeder for raw material feeding according to claim 2, wherein:
the upper end of the first T-shaped clamping groove part is sunken downwards relative to the upper end of the inner cylinder body, the upper end of the second T-shaped clamping groove part is sunken downwards relative to the upper end of the outer cylinder body, and when the first fixing plate is fixed at the upper end of the first T-shaped clamping groove part and the second fixing plate is fixed at the upper end of the second T-shaped clamping groove part, the top surface of the pressing plate, the upper ends of the inner cylinder body and the outer cylinder are positioned on the same plane.
4. A locked air feeder for raw material feed as claimed in claim 3, wherein:
the inner side of the access cover is provided with a boss which can be embedded into the access hole and the bottom surface of which is aligned with the lower side of the top of the shell cavity.
5. The locked air feeder for raw material feeding according to claim 1, wherein:
one end of the access cover is rotatably connected to the top of the shell cavity.
6. The locked air feeder for raw material feeding according to claim 1, wherein:
end plates are arranged at the upper end and the lower end of the inner cylinder body, and the rotating shaft penetrates through the end plates at the two ends of the inner cylinder body and is fixed with the end plates.
7. The locked air feeder for raw material feeding according to claim 1, wherein:
the power device is a gear motor fixed at the top of the shell cavity, and the output end of the gear motor is in transmission connection with the upper end of the rotating shaft.
8. The locked air feeder for raw material feeding according to claim 1, wherein:
the frame comprises a rectangular underframe and four upright posts arranged on four corners of the rectangular underframe, a rectangular top plate is arranged at the top of the shell cavity, and the four upright posts are respectively supported and fixed on the lower sides of the four corners of the rectangular top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320702559.3U CN219750898U (en) | 2023-03-31 | 2023-03-31 | Air locking feeder for raw material feeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320702559.3U CN219750898U (en) | 2023-03-31 | 2023-03-31 | Air locking feeder for raw material feeding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219750898U true CN219750898U (en) | 2023-09-26 |
Family
ID=88086343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320702559.3U Active CN219750898U (en) | 2023-03-31 | 2023-03-31 | Air locking feeder for raw material feeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219750898U (en) |
-
2023
- 2023-03-31 CN CN202320702559.3U patent/CN219750898U/en active Active
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