CN219911211U - Industrial high-pressure blower - Google Patents
Industrial high-pressure blower Download PDFInfo
- Publication number
- CN219911211U CN219911211U CN202321261996.2U CN202321261996U CN219911211U CN 219911211 U CN219911211 U CN 219911211U CN 202321261996 U CN202321261996 U CN 202321261996U CN 219911211 U CN219911211 U CN 219911211U
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- Prior art keywords
- open impeller
- semi
- wheel cover
- air inlet
- air
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- 238000009434 installation Methods 0.000 claims abstract description 33
- 241000883990 Flabellum Species 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of blowers, in particular to an industrial high-pressure blower which comprises a semi-open impeller, a rotating shaft, a mounting shell, an air inlet hopper, an air outlet ring pipe and a connecting wheel cover, wherein the rotating shaft is fixedly arranged at the center of the semi-open impeller, the semi-open impeller is movably mounted in the mounting shell through the rotating shaft, the air outlet ring pipe is arranged on the periphery of the mounting shell, the air inlet hopper is fixedly mounted above the inside of the mounting shell, and the connecting wheel cover is movably mounted at the bottom end of the air inlet hopper. This industrial high-pressure air blower, through last connecting bearing, lower connecting bearing will connect the wheel cap movable mounting in the installation casing inside, can drive the connection wheel cap in step when half open impeller rotates and rotate, connect the wheel cap and can not half open impeller and rotate and cause the influence, the flabellum of half open impeller can be hugged closely to this kind of structure connection wheel cap inner wall to can get rid of the clearance between wheel cap and the impeller almost, avoid the emergence of undercurrent phenomenon.
Description
Technical Field
The utility model relates to the technical field of blowers, in particular to an industrial high-pressure blower.
Background
The air blower is a vane rotary type air compression machine, air is sucked by an air suction chamber, the vane is acted by an impeller, so that the pressure, speed and temperature of the air are improved, then kinetic energy is converted into pressure energy through a diffusion element, and the pressure is further improved, wherein the impeller is a core part of the air blower and is the only element of the air blower for acting on the air. According to different structures, the impeller of the blower is divided into a semi-open type and a closed type.
The semi-open impeller has a gap between the impeller blades and the casing, and the pressure difference on the two sides of the blades at the gap can cause undercurrent to generate undercurrent loss. In addition, the poor sealing between the air inlet of the semi-open impeller and the fixed wheel cover causes the pressure difference between the air inlet of the semi-open impeller and the air outlet of the semi-open impeller, further causes the internal leakage loss to be generated, and further causes the efficiency of the blower to be reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an industrial high-pressure air blower, which solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an industrial high-pressure air-blower, includes half open impeller, pivot, installation casing, air inlet fill, air-out ring canal, connects the wheel cap, the pivot is fixed to be set up in half open impeller's center, half open impeller passes through pivot movable mounting in the inside of installation casing, the week side of installation casing is provided with the air-out ring canal, the top fixed mounting of installation casing inside has the air inlet fill, and the bottom movable mounting of air inlet fill has the connection wheel cap, connect the wheel cap suit in half open impeller's outside.
Preferably, the semi-open impeller consists of a wheel disc and blades, and the blades are fully distributed on the wheel disc.
Preferably, the air outlet ring pipe is positioned below the outer side of the installation shell, and the air outlet ring pipe is communicated with the inside of the installation shell.
Preferably, the air inlet hopper is of a horn mouth structure, the air inlet hopper is fixedly connected with the installation shell through bolts, and the lower opening of the air inlet hopper is communicated with the upper opening of the connecting wheel cover.
Preferably, the bottom of the air inlet hopper is provided with a step surface matched with the connecting wheel cover, the lower part inside the installation casing is provided with a step surface matched with the connecting wheel cover, the upper end of the connecting wheel cover is sleeved with an upper connecting bearing, the lower end of the connecting wheel cover is sleeved with a lower connecting bearing, and the connecting wheel cover is movably connected with the air inlet hopper and the installation casing through the upper connecting bearing and the lower connecting bearing.
Preferably, the shape of the connecting wheel cover is matched with the shape of the blades on the semi-open impeller, and the inner wall of the connecting wheel cover abuts against the blades on the semi-open impeller.
The utility model provides an industrial high-pressure blower, which has the following beneficial effects:
1. this industrial high-pressure air blower, through last connecting bearing, lower connecting bearing will connect the wheel casing movable mounting in the installation casing inside, can drive the connection wheel casing in step when half open impeller rotates and rotate, connect the wheel casing and can not half open impeller and rotate and cause the influence, the flabellum of half open impeller can be hugged closely to this kind of structure connection wheel casing inner wall to can get rid of the clearance between wheel casing and the impeller almost, avoid the emergence of undercurrent phenomenon, can further improve the pressure of exhaust gas.
2. This industrial high-pressure air blower, the connection wheel casing is through last connecting bearing and installation casing swing joint, when realizing the installation to the connection wheel casing, can seal connection wheel casing, installation casing junction, because the semi-open impeller is hugged closely to the connection wheel casing inner wall to can realize the leakproofness of impeller and wheel casing air inlet department, reduce the pressure differential of air intake department and air outlet department, and then realize reducing interior leakage loss.
Drawings
FIG. 1 is a schematic diagram of the overall assembled structure of the present utility model;
FIG. 2 is a schematic view of the overall cross-section of the present utility model;
FIG. 3 is a schematic view of a semi-open impeller according to the present utility model;
FIG. 4 is a schematic view of the structure of the connecting wheel cover of the present utility model;
fig. 5 is a schematic structural view of the air intake duct of the present utility model.
In the figure: 1. semi-open impeller; 2. a rotating shaft; 3. installing a shell; 4. an air inlet scoop; 5. an air outlet ring pipe; 6. the connecting wheel cover; 7. the upper connecting bearing; 8. and the lower part is connected with a bearing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides an industrial high-pressure air-blower, including semi-open impeller 1, the pivot 2, installation casing 3, the air inlet fight 4, air-out ring canal 5, connect wheel cap 6, the fixed center that sets up in semi-open impeller 1 of pivot 2, semi-open impeller 1 passes through pivot 2 movable mounting in the inside of installation casing 3, the week side of installation casing 3 is provided with air-out ring canal 5, semi-open impeller 1 can follow the blade lower extreme and conduct the air current to in the air-out ring canal 5 when rotating, and finally follow air-out ring canal 5 and discharge, the top fixed mounting in installation casing 3 is equipped with air inlet fight 4, and the bottom movable mounting of air inlet fight 4 has connect wheel cap 6, can inhale at the during operation along air inlet fight 4, and conduct the air current to connect wheel cap 6 and pressurize between semi-open impeller 1, connect wheel cap 6 suit is in the outside of semi-open impeller 1, can drive connect wheel cap 6 rotation in step when semi-open impeller 1 rotates, connect wheel cap 6 can not open impeller 1 rotates and cause the influence, this kind of structure connects wheel cap 6 inner wall can be hugged closely to the impeller 1, thereby the clearance between impeller and the impeller that can be prevented from taking place nearly to the phenomenon.
Referring to fig. 3, a semi-open impeller 1 is composed of a wheel disc and blades, the blades are fully distributed on the wheel disc, and when a rotating shaft 2 drives the semi-open impeller 1 to rotate, the blades on the semi-open impeller 1 can suck air along an air inlet hopper 4 and discharge the air along an air outlet ring pipe 5 to realize air blowing.
Referring to fig. 2, the air outlet ring pipe 5 is located below the outer side of the installation casing 3, and the air outlet ring pipe 5 is communicated with the inside of the installation casing 3, and when the semi-open impeller 1 rotates, air flow can be conducted into the air outlet ring pipe 5 along the lower openings of the blades, and finally discharged along the air outlet ring pipe 5.
Referring to fig. 2, 4 and 5, the air intake hopper 4 is in a bell mouth structure, the air intake hopper 4 is fixedly connected with the installation shell 3 through bolts, the firmness of the air intake hopper 4 after installation is ensured, the air intake hopper 4 is convenient to disassemble and assemble, the lower opening of the air intake hopper 4 is communicated with the upper opening of the connection wheel cover 6, air can be sucked along the air intake hopper 4 during operation, air flow is conducted between the connection wheel cover 6 and the semi-open impeller 1 for pressurization, a step surface matched with the connection wheel cover 6 is arranged at the bottom end of the air intake hopper 4, a step surface matched with the connection wheel cover 6 is arranged at the lower part inside the installation shell 3, the upper connection bearing 7 and the lower connection bearing 8 can be limited by arranging the step surface, the stability of the upper connection bearing 7 and the lower connection bearing 8 after installation is ensured, the stability of the connection wheel cover 6 during rotation is further improved, the upper end of the connection wheel cover 6 is sleeved with the upper connection bearing 7, the lower connection bearing 8 is sleeved at the lower end, the connecting wheel cover 6 is movably connected with the mounting shell 3 through the upper connecting bearing 7, the connecting part between the connecting wheel cover 6 and the mounting shell 3 can be sealed when the mounting of the connecting wheel cover 6 is realized, the sealing performance of the impeller and the wheel cover air inlet is realized because the inner wall of the connecting wheel cover 6 is tightly attached to the semi-open impeller 1, the pressure difference between the air inlet and the air outlet is reduced, the connecting wheel cover 6 is movably connected with the air inlet hopper 4 and the mounting shell 3 through the upper connecting bearing 7 and the lower connecting bearing 8, the connecting wheel cover 6 can be movably arranged in the semi-open impeller 1 because the connecting wheel cover 6 can rotate along with the inner wall of the connecting wheel cover 6 when the semi-open impeller 1 rotates, the influence on the rotation of the semi-open impeller 1 caused by friction between the semi-open impeller 1 and the inner wall of the connecting wheel cover 6 is avoided, the shape of the connecting wheel cover 6 is matched with the shape of the upper blade of the semi-open impeller 1, the inner wall of the connecting wheel cover 6 is propped against the blades on the semi-open impeller 1, when the semi-open impeller 1 rotates, the connecting wheel cover 6 can be synchronously driven to rotate, the connecting wheel cover 6 cannot influence the rotation of the semi-open impeller 1, the inner wall of the connecting wheel cover 6 can be tightly attached to the blades of the semi-open impeller 1, and therefore gaps between the wheel cover and the impeller can be almost removed, and the occurrence of a down-flow phenomenon is avoided.
In sum, this industrial high-pressure air-blower, when using, connect wheel casing 6 through last connecting bearing 7, lower connecting bearing 8 movable mounting is inside half open impeller 1, and connect wheel casing 6 inner wall and half open impeller 1 on the blade hug closely, when pivot 2 drove half open impeller 1 and rotate, connect wheel casing 6 can follow half open impeller 1 and rotate, avoid half open impeller 1 and rotate and influence, because connect wheel casing 6 inner wall hugs closely the blade on the half open impeller 1, can get rid of the clearance between wheel casing and the impeller almost, avoid the emergence of undercurrent phenomenon, improve the pressure of exhaust gas, connect wheel casing 6 through last connecting bearing 7 and installation casing 3 swing joint simultaneously, realize to connect wheel casing 6 when installing, install casing 3 junction and seal, because connect wheel casing 6 inner wall hugs closely the blade on the half open impeller 1, realize the impeller and wheel casing air inlet department seal, reduce the differential pressure, can.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an industrial high pressure air-blower, includes half open impeller (1), pivot (2), installation casing (3), air inlet scoop (4), air-out ring canal (5), connection shroud (6), its characterized in that: the rotary shaft (2) is fixedly arranged at the center of the semi-open impeller (1), the semi-open impeller (1) is movably mounted in the installation casing (3) through the rotary shaft (2), an air outlet ring pipe (5) is arranged on the periphery of the installation casing (3), an air inlet hopper (4) is fixedly mounted above the inside of the installation casing (3), a connecting wheel cover (6) is movably mounted at the bottom end of the air inlet hopper (4), and the connecting wheel cover (6) is sleeved outside the semi-open impeller (1).
2. An industrial high pressure blower as claimed in claim 1 wherein: the semi-open impeller (1) consists of a wheel disc and blades, and the blades are fully distributed on the wheel disc.
3. An industrial high pressure blower as claimed in claim 1 wherein: the air outlet ring pipe (5) is positioned below the outer side of the installation shell (3), and the air outlet ring pipe (5) is communicated with the inside of the installation shell (3).
4. An industrial high pressure blower as claimed in claim 1 wherein: the air inlet hopper (4) is of a horn mouth structure, the air inlet hopper (4) is fixedly connected with the installation casing (3) through bolts, and the lower opening of the air inlet hopper (4) is communicated with the upper opening of the connecting wheel cover (6).
5. An industrial high pressure blower as claimed in claim 1 wherein: the bottom end of the air inlet hopper (4) is provided with a step surface matched with the connecting wheel cover (6), the lower part of the inside of the installation shell (3) is provided with a step surface matched with the connecting wheel cover (6), the upper end of the connecting wheel cover (6) is sleeved with an upper connecting bearing (7), the lower end of the connecting wheel cover is sleeved with a lower connecting bearing (8), and the connecting wheel cover (6) is movably connected with the air inlet hopper (4) and the mounting shell (3) through the upper connecting bearing (7) and the lower connecting bearing (8).
6. An industrial high pressure blower as claimed in claim 1 wherein: the shape of the connecting wheel cover (6) is matched with the shape of the blades on the semi-open impeller (1), and the inner wall of the connecting wheel cover (6) is propped against the blades on the semi-open impeller (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321261996.2U CN219911211U (en) | 2023-05-24 | 2023-05-24 | Industrial high-pressure blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321261996.2U CN219911211U (en) | 2023-05-24 | 2023-05-24 | Industrial high-pressure blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911211U true CN219911211U (en) | 2023-10-27 |
Family
ID=88435266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321261996.2U Active CN219911211U (en) | 2023-05-24 | 2023-05-24 | Industrial high-pressure blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911211U (en) |
-
2023
- 2023-05-24 CN CN202321261996.2U patent/CN219911211U/en active Active
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