CN217313809U - Milling system with novel pneumatic air door - Google Patents
Milling system with novel pneumatic air door Download PDFInfo
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- CN217313809U CN217313809U CN202120972633.4U CN202120972633U CN217313809U CN 217313809 U CN217313809 U CN 217313809U CN 202120972633 U CN202120972633 U CN 202120972633U CN 217313809 U CN217313809 U CN 217313809U
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Abstract
The utility model discloses a crocus system with novel pneumatic air door belongs to dust collecting equipment technical field. It includes crocus system and pneumatic air door, crocus system communicates in proper order along the inside material movement route of self and is provided with the host computer, the powder concentrator, the dust shaker, connecting tube and fan, pneumatic air door includes the air door casing, the cylinder mounting panel, the cylinder subassembly, turning handle subassembly and air door baffle, the air door casing is the tubular structure, the cross sectional shape size of air door baffle is the same with the inner chamber cross sectional shape size of air door casing, be provided with the wind pressure sensor in the crocus system, still be equipped with the PLC controller that is used for adjusting cylinder subassembly expansion end range of motion in the crocus system. The utility model discloses a set up pneumatic air door in the crocus system, when meeting accident outage or shutting down, pneumatic air door can close the passageway in the crocus system the very first time for unqualified powder can't enter into the dust shaker, thereby guarantees the qualification of product.
Description
Technical Field
The utility model relates to a crocus system with novel pneumatic air door belongs to dust collecting equipment technical field.
Background
In the operation process of the powder concentrator, materials are ground into powder by the main machine and then are continuously sucked by the high-pressure fan and brought to the powder concentrator, the impeller rotating at high speed in the powder concentrator screens the materials, unqualified materials fall back and are reground, and qualified materials (the qualified materials refer to the fact that the particle size of the materials ground by the main machine reaches a specified range, and the unqualified materials refer to the fact that the particle size of the materials is not in the specified range generally) enter the dust remover along with airflow for collection.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the utility model provides a milling system with novel pneumatic air door, it has solved in the milling system, and when some equipment breaks down, and the fan continues the operation and the product (being the material) fineness problem that leads to.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
the milling system with the novel pneumatic air door comprises a host, a powder concentrator, a dust remover, a connecting pipeline and a fan which are sequentially communicated along a material moving route inside the milling system, wherein the pneumatic air door comprises an air door shell, an air cylinder mounting plate, an air cylinder assembly, a rotating handle assembly and an air door baffle, the air door shell is of a tubular structure, the pneumatic air door is positioned between the fan and the connecting pipeline, the fan and the connecting pipeline are communicated through the air door shell, the air cylinder mounting plate is fixedly connected to the outer side wall of the air door shell, the air cylinder mounting plate is hinged to the fixed end of the air cylinder assembly, the movable end of the air cylinder assembly is hinged to the rotating handle assembly, the rotating handle assembly comprises a rotating shaft and a handle, one end of the rotating shaft is fixed to one end of the handle, and the length direction of the rotating shaft is perpendicular to the length direction of the handle, the air cylinder component expansion end with the one end of keeping away from the pivot in the handle is articulated mutually, the one end of keeping away from the handle in the pivot runs through the lateral wall of air door casing and stretch into extremely air door casing inner chamber, stretch into in the pivot extremely fixed cover is equipped with the air door baffle in the part of air door casing inner chamber, the cross sectional shape size of air door baffle with the inner chamber cross sectional shape size of air door casing is the same, be provided with wind pressure sensor in the crocus system, still be equipped with the PLC controller that is used for adjusting air cylinder component expansion end range of motion in the crocus system.
As a preferable example, the rotating shaft is fixedly connected with a convex rib along the side wall of the rotating shaft, the middle part of the air door baffle is provided with a slot, and the shape and the size of the cross section of the slot are matched with the shape and the size of the cross section of the rotating shaft.
As a preferred example, the inlet and outlet at the two ends of the air door housing are respectively and fixedly connected with a flange structure, and the two ends of the air door housing are respectively communicated with the fan and the connecting pipeline through the flange structures.
The utility model has the advantages that: the utility model discloses but the setting of shutoff is carried out to fan air outlet department to pneumatic air door mentioned, and the part subassembly in the crocus system takes place unusually promptly, and the circumstances such as outage outside as one wishes still can function rotatory a period because inertia in the selection powder machine short time in the then crocus system, the utility model provides a pneumatic air door when the wind pressure on crocus system material transport moving path reduces, operation turning handle subassembly that can be timely drives the air door baffle and rotates, realizes carrying out quick shutoff to the connecting tube in the crocus system, ensures that the miscellaneous material under the emergency can not sneak into the material of handling the completion, ensures that the qualification degree of product obtains guaranteeing.
Drawings
FIG. 1 is a schematic view of the structure of the milling system of the present invention;
fig. 2 is the structural schematic diagram of the pneumatic damper of the present invention.
In the figure: the air door type dust separator comprises a main machine 1, a powder concentrator 2, a dust remover 3, a connecting pipeline 4, a pneumatic air door 5, a fan 6, an air cylinder mounting plate 7, an air cylinder assembly 8, an air door shell 9, a rotating handle assembly 10 and an air door baffle 11.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-2, a milling system 5 with a novel pneumatic air door comprises a milling system and a pneumatic air door 5, wherein the milling system is sequentially communicated with a host 1, a powder selecting machine 2, a dust remover 3, a connecting pipeline 4 and a fan 6 along a material moving route inside the milling system, the pneumatic air door 5 comprises an air door shell 9, an air cylinder mounting plate 7, an air cylinder assembly 8, a rotating handle assembly 10 and an air door baffle 11, the air door shell 9 is of a tubular structure, the pneumatic air door 5 is positioned between the fan 6 and the connecting pipeline 4, the fan 6 and the connecting pipeline 4 are communicated through the air door shell 9, the air cylinder mounting plate 7 is fixedly connected on the outer side wall of the air door shell 9, the air cylinder mounting plate 7 is hinged with the fixed end of the air cylinder assembly 8, the movable end of the air cylinder assembly 8 is hinged with the rotating handle assembly 10, the turning handle subassembly 10 includes pivot and handle, the one end of pivot with the one end of handle is fixed mutually, the length direction of pivot with the length direction of handle is mutually perpendicular, 8 expansion ends of air cylinder subassembly with the one end of keeping away from the pivot on the handle is articulated mutually, the one end of keeping away from the handle in the pivot runs through the lateral wall of air door casing 9 and stretch into extremely the 9 inner chambers of air door casing, stretch into in the pivot extremely fixed cover is equipped with air door baffle 11 in the part of air door casing inner chamber, air door baffle 11's cross sectional shape size with the inner chamber cross sectional shape size of air door casing 9 is the same, be provided with the wind pressure sensor in the milling system, still be equipped with the PLC controller that is used for adjusting 8 expansion ends of air cylinder subassembly removal range in the milling system.
The material (usually block or powder) in the milling system is ground in a main machine 1 (grinding mechanism), the main machine 1, the powder selecting machine 2, the dust remover 3, the connecting pipeline 4 and the fan 6 are sequentially connected end to end, the milling system is a single channel, high-pressure suction is carried out at one end of the fan 6 (the fan 6 and the high-pressure fan 6 refer to the same thing) in the channel of the milling system, it can be understood that the particle size of the material in the main machine 1 is larger initially, the particle size is reduced after grinding of the main machine 1, the quality is reduced, the material enters the powder selecting machine 2 under the suction of the high-pressure fan 6, a rotating impeller is arranged in the powder selecting machine 2, under the suction of the high-pressure fan 6, airflow is formed in the channel of the milling system, the impeller is rotated by the airflow, part of the mass or the larger material is blocked, and the material is enabled to fall back into the main machine 1 to be ground again until the material can pass through the powder selecting machine 2 under the action of the airflow, the materials passing through the powder selecting machine 2 enter the dust remover 3, part of the materials fall into the dust remover 3 under the action of gravity, and the rest of the materials are lighter and do not fall in the dust remover 3 for enough distance to leave the dust remover 3 (the materials falling into the dust remover 3 are target materials and are qualified materials, and for the overweight materials, the materials fall back into the main machine 1 under the obstruction of an impeller in the powder selecting machine 2, the overweight materials are pumped by the fan 6 to move into the connecting pipeline 4), then the lighter materials enter the connecting pipe, when the power supply system of the grinding powder is in failure, for example, the power is off or part of components are in failure, the fan 6 cannot stop rotating immediately, but continues to rotate for a period of time, the airflow in the path of the grinding powder system can still drive the materials to enter the dust remover 3 from the powder selecting machine 2 although the flow rate is reduced, and the impeller loses the obstruction effect after the power is off or the power is shut down, then, part of the materials with quality larger than the grain size of the qualified materials enter the dust remover 3, and the materials with quality smaller than the grain size of the qualified materials may not reach the connecting pipeline 4 due to the weakened airflow formed by the fan 6 and fall into the dust remover 3, so that the qualified materials originally screened out in the dust remover 3 at this moment are polluted by the newly mixed unqualified materials.
The pneumatic fan 6 of the utility model judges the working state of the fan according to the wind pressure sensor arranged in the milling system (a plurality of wind pressure sensors are dispersedly arranged on the inner cavity side wall of the milling system passage) and the PLC controller (the PLC controls the monitoring value of the wind pressure sensor to be received, and according to the change of the monitoring value, the extending range of the movable end of the cylinder component is adjusted, the air door baffle is driven to rotate, the rotation of the air door baffle can check whether the air door baffle blocks the milling system passage according to the data measured by the wind pressure sensor close to the pneumatic air door in the milling system passage, and according to the airflow flow rate generated by the wind pressure sensor real-time monitoring fan 6, when the wind pressure in the milling system passage is measured by the wind pressure sensor, the airflow flow rate is reduced, the condition of power failure or machine halt is understood at the moment, the cylinder component 8 is controlled by the PLC controller, so that the movable end of the air cylinder component 8 starts to move, the air door baffle plate 11 rotates to the position where the surface of the air door baffle plate 11 is perpendicular to the moving direction of the air in the milling system, namely the air door baffle plate 11 rotates to block the passage of the inner cavity of the milling system, because the cross section shape (the shape here is circular) of the air door baffle plate 11 is the same as the cross section shape of the inner cavity of the air door shell 9, the PLC adjusts the rotation angle of the air door baffle plate 11 according to the numerical value measured by the air pressure sensor, the plate body surface of the air door baffle plate 11 is parallel to the length of the air door shell 9 in the normal state, when the air door baffle plate 11 rotates to the position where the plate surface is perpendicular to the axis of the air door shell 9 (the air door shell 9 is communicated with the fan 6 and the connecting pipeline 4 in the milling system, the straight line where the axis of the air door shell 9 is located is parallel to the length direction of the passage in the milling system), the air door baffle 11 blocks the passage of the inner cavity of the pneumatic air door 5, namely the passage in the grinding system.
The pivot is along fixedly connected with bead on self lateral wall, and the length direction of bead is on a parallel with the axis direction of pivot, the slot has been seted up at the middle part of air door baffle 11, and the slot is located the middle part of air door baffle 11, and the pivot part of turning handle subassembly 10 drives air door baffle 11 through matching in inserting the slot and rotates, the cross sectional shape size matching of slot the cross sectional shape size of pivot, the pivot cross section is original for circular, then behind pivot lateral wall fixed surface is connected with the bead, and pivot cross sectional shape changes, and when the pivot was passed through slot and air door baffle 11 and is fixed mutually, because the existence of bead causes air door baffle 11 can not appear rotating for the pivot, and the bead of here can understand for preventing that air door baffle 11 from taking place rotating for the pivot.
The inlet and outlet positions at the two ends of the air door shell 9 are respectively and fixedly connected with flange structures, and the two ends of the air door shell 9 are respectively communicated with the fan 6 and the connecting pipeline 4 through the flange structures.
The working principle is as follows: the data measured by the wind pressure sensor is detected, when the value measured by the wind pressure sensor is in a non-stop or power-off state, the PLC controller is utilized to enable the plate body of the air door baffle plate 11 in the pneumatic air door 5 to be in a direction parallel to the axis of the air door shell 9 (the moving direction of the air in the grinding system flowing into the air door shell 9), when the wind pressure value measured by the wind pressure sensor in the grinding system is obviously fluctuated, the PLC controller is utilized to control the telescopic length of the movable end of the air cylinder component 8, so that the rotating handle component 10 rotates and rotates to the position where the air door baffle plate 11 can block the passage of the inner cavity of the air door shell 9, the wind pressure sensor can be utilized to check the rotating condition of the air door plate body, when the pneumatic air door 5 is not operated, the grinding system is suddenly powered off or stopped, the fan 6 can continuously operate for a period of time due to inertia, and after the pneumatic air door 5 is arranged, the change of the wind pressure can be rapidly perceived through the wind pressure sensor, and then the flexible length of the movable end of the air cylinder assembly 8 is adjusted by the PLC.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. Milling system with novel pneumatic air door, including milling system and pneumatic air door (5), milling system communicates in proper order along self inside material movement route and is provided with host computer (1), selection powder machine (2), dust shaker (3), connecting tube (4) and fan (6), its characterized in that: the pneumatic air door (5) comprises an air door shell (9), an air cylinder mounting plate (7), an air cylinder assembly (8), a rotating handle assembly (10) and an air door baffle plate (11), the air door shell (9) is of a tubular structure, the pneumatic air door (5) is positioned between a fan (6) and a connecting pipeline (4), the fan (6) and the connecting pipeline (4) are communicated through the air door shell (9), the air cylinder mounting plate (7) is fixedly connected to the outer side wall of the air door shell (9), the air cylinder mounting plate (7) is hinged to the fixed end of the air cylinder assembly (8), the movable end of the air cylinder assembly (8) is hinged to the rotating handle assembly (10), the rotating handle assembly (10) comprises a rotating shaft and a handle, one end of the rotating shaft is fixed to one end of the handle, and the length direction of the rotating shaft is perpendicular to the length direction of the handle, cylinder subassembly (8) expansion end with the one end of keeping away from the pivot in the handle is articulated mutually, the one end of keeping away from the handle in the pivot runs through the lateral wall of air door casing (9) and stretch into extremely air door casing (9) inner chamber, stretch into in the pivot extremely fixed cover is equipped with air door baffle (11) in the part of air door casing inner chamber, the cross sectional shape size of air door baffle (11) with the inner chamber cross sectional shape size of air door casing (9) is the same, be provided with the wind pressure sensor in the crocus system, still be equipped with the PLC controller that is used for adjusting cylinder subassembly (8) expansion end range of removal in the crocus system.
2. The mill system with the novel pneumatic damper as claimed in claim 1, wherein: the rotating shaft is fixedly connected with a convex edge along the side wall of the rotating shaft, a slot is formed in the middle of the air door baffle (11), and the shape and the size of the cross section of the slot are matched with those of the rotating shaft.
3. The mill system with the novel pneumatic damper as claimed in claim 1, wherein: the air door is characterized in that the inlet and outlet positions at the two ends of the air door shell (9) are respectively and fixedly connected with flange structures, and the two ends of the air door shell (9) are respectively communicated with the fan (6) and the connecting pipeline (4) through the flange structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120972633.4U CN217313809U (en) | 2021-05-08 | 2021-05-08 | Milling system with novel pneumatic air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120972633.4U CN217313809U (en) | 2021-05-08 | 2021-05-08 | Milling system with novel pneumatic air door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217313809U true CN217313809U (en) | 2022-08-30 |
Family
ID=82945477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120972633.4U Active CN217313809U (en) | 2021-05-08 | 2021-05-08 | Milling system with novel pneumatic air door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217313809U (en) |
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2021
- 2021-05-08 CN CN202120972633.4U patent/CN217313809U/en active Active
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