CN212838569U - Centrifugal air compressor impeller - Google Patents
Centrifugal air compressor impeller Download PDFInfo
- Publication number
- CN212838569U CN212838569U CN202021136236.5U CN202021136236U CN212838569U CN 212838569 U CN212838569 U CN 212838569U CN 202021136236 U CN202021136236 U CN 202021136236U CN 212838569 U CN212838569 U CN 212838569U
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- CN
- China
- Prior art keywords
- fixed block
- impeller
- air compressor
- centrifugal air
- ventilation hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009423 ventilation Methods 0.000 claims abstract description 13
- 238000012856 packing Methods 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a centrifugal air compressor impeller, include the fixed block, fall and hinder the groove and fall the packing ring of making an uproar, the fixed block surface periphery has evenly seted up the mounting hole around central point put, the welding of fixed block periphery one side has the leaf dish, the ventilation hole has evenly been seted up around central point put in the leaf dish surface, the leaf dish surface is glutinous through the ventilation hole inner wall and is equipped with the packing ring of making an uproar, the fixed block periphery is located leaf dish surface ventilation hole one side and evenly is provided with the impeller blade around central point put, the impeller blade surface has all been seted. The utility model discloses it is effectual to pump gas, and its structure has to fall and makes an uproar falls the windage resistance to by a wide margin promotion work efficiency, simultaneously, still effectual life who promotes the impeller is fit for being extensively promoted and using.
Description
Technical Field
The utility model relates to an impeller technical field, in particular to centrifugal air compressor impeller.
Background
The impeller is an important part for pumping gas into the air compressor, and when the impeller is used, the impeller rotates at a high speed, and at present, the impeller used in the market generally has certain problems in service life, so that personnel need to replace or overhaul the impeller part regularly, and the quality and the use efficiency are greatly reduced.
Patent No. CN201721048939.0, a centrifugal air compressor impeller comprising an arcuate hub plate and blades fixedly attached to an outer surface of the hub plate, wherein: the middle of the hub plate is provided with a bearing sleeve integrated with the hub plate, the top surface of the bearing sleeve is provided with a plurality of holes for the bolts to pass through, and the number of the holes is 4-8.
The centrifugal air compressor impeller has the following disadvantages: 1. the impeller of the air compressor is lack of a related wind resistance reducing mechanism, so that the service life of the impeller is easily shortened under the condition of long-term use and wind resistance friction; 2. the impeller of the air compressor is lack of a related noise reduction mechanism, so that a large amount of noise is easily generated when the impeller works, and the environmental protection performance is greatly reduced; to this end, we propose a centrifugal air compressor impeller.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a centrifugal air compressor impeller which can effectively solve the problems of the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a centrifugal air compressor impeller, includes the fixed block, falls and hinders the groove and fall the packing ring of making an uproar, the fixed block surface periphery is put around central point and has evenly seted up the mounting hole, the welding of fixed block periphery one side has the leaf dish, the leaf dish surface is put around central point and has evenly seted up the ventilation hole, the leaf dish surface is through ventilating hole inner wall glutinous be equipped with the packing ring of making an uproar that falls, the fixed block periphery is located leaf dish surface ventilation hole one side and puts evenly to be provided with the impeller blade around central point, the impeller blade surface has.
Further, the fixed block is of a hollow structure.
Furthermore, the impeller blades and the noise reduction gaskets are respectively provided with a plurality of groups.
Furthermore, the fixed block, the impeller blade and the blade disc are all made of stainless steel materials.
Further, the noise reduction gasket is made of sound absorption cotton materials.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. by arranging the impeller blades and the resistance reducing grooves, the impeller blades on the surface of the impeller disc are used for sucking air when the impeller blades rotate during working, and the effect of reducing wind resistance is realized through the resistance reducing grooves formed in the surfaces of the impeller blades, so that the service life of the mechanism is greatly prolonged.
2. Through setting up the ventilation hole, utilize the ventilation hole cooperation impeller blade during operation to the air current passes through, in order to reduce the resistance of air current to this mechanism, thereby by a wide margin promotion this mechanism's life.
3. Through setting up the packing ring of making an uproar, utilize the sticky packing ring of making an uproar that makes an uproar that establishes of venthole inner wall to be made for inhaling the sound cotton for produced noise carries out effectual absorption by the packing ring of making an uproar when the air current passes through the ventilation hole, thereby by a wide margin promotion the noise reduction nature and the feature of environmental protection of this mechanism.
Drawings
Fig. 1 is a schematic view of the overall structure of the centrifugal air compressor impeller of the present invention.
Fig. 2 is a side view schematic diagram of the noise reduction gasket of the centrifugal air compressor impeller of the present invention.
In the figure: 1. a fixed block; 2. mounting holes; 3. impeller blades; 4. a resistance reduction groove; 5. a leaf disc; 6. a vent hole; 7. a noise reduction gasket.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-2, a centrifugal air compressor impeller comprises a fixed block 1, a resistance reducing groove 4 and a noise reducing gasket 7, wherein a mounting hole 2 is uniformly formed in the periphery of the surface of the fixed block 1 around the central position, a blade disc 5 is welded on one side of the periphery of the fixed block 1, a vent hole 6 is uniformly formed in the surface of the blade disc 5 around the central position, the noise reducing gasket 7 is adhered to the surface of the blade disc 5 through the inner wall of the vent hole 6, impeller blades 3 are uniformly arranged on one side of the vent hole 6 in the periphery of the fixed block 1 around the central position, and the resistance reducing groove 4 is formed in the surface of each impeller blade 3.
Wherein, the fixed block 1 is a hollow structure.
In the embodiment, as shown in fig. 1, the hollow part in the middle of the fixing block 1 penetrates through the rotor for fixing.
Wherein, impeller blade 3 and fall and make an uproar packing ring 7 and all be provided with the multiunit respectively.
In the embodiment, as shown in fig. 1, the resistance reduction grooves 4 formed on the surfaces of the impeller blades 3 are used for reducing the wind resistance, so that the service life of the mechanism is greatly prolonged.
Wherein the fixed block 1, the impeller blades 3 and the impeller disc 5 are all made of stainless steel materials.
In this embodiment, as shown in fig. 1, a fixing block 1 is used to facilitate the mechanism to be clamped and sleeved on the periphery of the rotor, and is fixed by bolts through mounting holes 2, so as to improve the stability.
Wherein, the noise reduction gasket 7 is made of sound absorption cotton material.
In the embodiment, as shown in fig. 1 and 2, the noise reduction gasket 7 is made of sound absorption cotton material so as to absorb sound and reduce noise when the impeller works.
It should be noted that, the utility model relates to a centrifugal air compressor impeller, in operation, the personnel run through the rotor with this mechanism through the cavity in fixed block 1, and carry out the bolt fastening with this mechanism through mounting hole 2, afterwards, in operation, when impeller blade 3 was driven and is rotated, it will effectual reduction windage resistance to fall to hinder groove 4, and simultaneously, ventilation hole 6 on 5 surfaces of bladed disk will promote the windage to pass through, when producing the noise because of the windage with ventilation hole 6 friction, fall and make an uproar packing ring 7 will effectually inhale the sound and fall the processing of making an uproar, thereby by a wide margin promotion this mechanism fall the noise figure and the feature of environmental protection.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a centrifugal air compressor impeller, includes fixed block (1), falls and hinders groove (4) and fall the packing ring (7) of making an uproar, its characterized in that: fixed block (1) surface periphery is put around the central point and evenly has been seted up mounting hole (2), the welding of fixed block (1) periphery one side has bladed disk (5), ventilation hole (6) have evenly been seted up around central point on bladed disk (5) surface, bladed disk (5) surface is through ventilation hole (6) inner wall glutinous be equipped with fall make an uproar packing ring (7), fixed block (1) periphery is located bladed disk (5) surface ventilation hole (6) one side and evenly is provided with impeller blade (3) around central point position, impeller blade (3) surface has all been seted up and has been fallen and hinder groove (4).
2. A centrifugal air compressor impeller according to claim 1, wherein: the fixed block (1) is of a hollow structure.
3. A centrifugal air compressor impeller according to claim 1, wherein: the impeller blades (3) and the noise reduction gaskets (7) are respectively provided with a plurality of groups.
4. A centrifugal air compressor impeller according to claim 1, wherein: the fixed block (1), the impeller blades (3) and the impeller disc (5) are all made of stainless steel materials.
5. A centrifugal air compressor impeller according to claim 1, wherein: the noise reduction gasket (7) is made of sound absorption cotton materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136236.5U CN212838569U (en) | 2020-06-18 | 2020-06-18 | Centrifugal air compressor impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136236.5U CN212838569U (en) | 2020-06-18 | 2020-06-18 | Centrifugal air compressor impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212838569U true CN212838569U (en) | 2021-03-30 |
Family
ID=75173624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021136236.5U Active CN212838569U (en) | 2020-06-18 | 2020-06-18 | Centrifugal air compressor impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212838569U (en) |
-
2020
- 2020-06-18 CN CN202021136236.5U patent/CN212838569U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Impeller of centrifugal air compressor Effective date of registration: 20220927 Granted publication date: 20210330 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: DENAIR ENERGY SAVING TECHNOLOGY (SHANGHAI) CO.,LTD. Registration number: Y2022310000264 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231013 Granted publication date: 20210330 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: DENAIR ENERGY SAVING TECHNOLOGY (SHANGHAI) CO.,LTD. Registration number: Y2022310000264 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |