CN209385351U - Frequency conversion screw air compressor air-breathing noise-reducing structure - Google Patents
Frequency conversion screw air compressor air-breathing noise-reducing structure Download PDFInfo
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- CN209385351U CN209385351U CN201920018252.5U CN201920018252U CN209385351U CN 209385351 U CN209385351 U CN 209385351U CN 201920018252 U CN201920018252 U CN 201920018252U CN 209385351 U CN209385351 U CN 209385351U
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- capouch
- air
- frequency conversion
- fixed ring
- reducing structure
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Abstract
The utility model discloses frequency conversion screw air compressor air-breathing noise-reducing structures, including air inlet pipe, the first capouch, the second capouch and fixed bin, the first fixed ring and the second fixed ring are provided between first capouch and the second capouch, the center of circle of second fixed ring is provided with bearing, several connecting rods are provided between bearing and the second fixed ring, the centre of bearing is provided with shaft bar, and the other end of shaft bar is provided with motor, and the side of the first capouch and the second capouch is provided with filter layer.The utility model is by accelerating air to enter screw rod, so that the air speed into screw rod is reached an agreement with the air speed for entering tracheae, prevents speed difference away from generation Gas Vibration, and the flow velocity of gas changes according to the change of the rhythm of screw rod frequency conversion, think that the flow velocity of gas with the efficiency of frequency conversion screw corresponding, prevent noise, overall structure is simple, practical, service life is long, low noise, with small vibration, run stability is good.
Description
Technical field
The utility model relates to Compressor Technology fields, in particular to frequency conversion screw air compressor air-breathing noise-reducing structure.
Background technique
Screw-rod air compressor uses pre- complete configuration, only needs single power supply connection and compressed air connection, and built-in cold
But system enables installment work greatly simplified.Screw-rod air compressor is high-effect with its, high efficiency, it is non-maintaining, highly reliable the advantages that
It is uniform to provide good compressed air for all trades and professions.Control generally for compressor noise is directly related to compression
The overall noise of machine institute application product, people are increasingly apparent to low noise, mute product requirement at present, while electric equipment products are to compression
The small form factor requirements of machine are also increasingly apparent, and frequency conversion screw air compressor at runtime, can generate 60-80 decibels of noise, according at
The gas velocity being primarily due into tracheae is inconsistent, so that air-flow is circled round, just generates noise according at Gas Vibration.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides frequency conversion screw air compressor air-breathing
Noise-reducing structure enters screw rod by acceleration air, the air speed into screw rod is made to reach an agreement with the air speed for entering tracheae,
Prevent speed difference from changing corresponding gas flow rate away from generation Gas Vibration, and by the rhythm of screw rod frequency conversion.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model frequency conversion screw air compressor air-breathing noise-reducing structure, including air inlet pipe, the first capouch, the second capouch and solid
Determine box, second capouch is located at one end of the first capouch, and the fixed bin is located at the one end of the second capouch far from the first capouch,
And fixed bin, through one end of the second capouch, the lateral surface of the air inlet pipe is provided with connection ring, the side of the connection ring
It is connected with the first capouch far from one end of the second capouch, it is solid that first is provided between first capouch and second capouch
Determine ring and the second fixed ring, the center of circle of second fixed ring is provided with bearing, between the bearing and second fixed ring
It is provided with several connecting rods, the centre of the bearing is provided with shaft bar, and shaft bar is through the center of bearing, the shaft
Bar is provided with fixed plate close to one end of air inlet pipe, and the lateral surface of the fixed plate is provided with several air inlet leaves, the shaft bar
The other end be provided with motor, and the motor is located at the inside of fixed bin, is provided with connection at the top of the fixed bin
Plate, first capouch and the second capouch are provided with filter layer close to the side of bearing.
As a kind of optimal technical scheme of the utility model, shape of the air inlet pipe close to one end of the second capouch is
Infundibulate.
As a kind of optimal technical scheme of the utility model, the fixed plate and the air inlet leaf are respectively positioned on air inlet pipe
Inside nozzle.
As a kind of optimal technical scheme of the utility model, the shape of first capouch and second capouch is
Hemispherical.
As a kind of optimal technical scheme of the utility model, first fixed ring is to be fixedly connected with the first capouch,
Second fixed ring is to be fixedly connected with the second capouch.
As a kind of optimal technical scheme of the utility model, first capouch and second capouch are by described the
One fixed ring is bolted to connection with second fixed ring.
As a kind of optimal technical scheme of the utility model, first capouch and second capouch are smart steel
Net.
As a kind of optimal technical scheme of the utility model, the filter layer is HEPA filter screen.
As a kind of optimal technical scheme of the utility model, the connecting plate and motor are to be electrically connected.
Compared with prior art, the beneficial effects of the utility model are as follows:
By accelerating air to enter screw rod, making the air speed for entering screw rod and entering the air speed of tracheae in the utility model
Rate is reached an agreement, prevent speed difference away from generate Gas Vibration, and the flow velocity of gas according to the change of the rhythm of screw rod frequency conversion and
Change, thinks that the flow velocity of gas with the efficiency of frequency conversion screw corresponding, prevent noise, overall structure is simple, practical, the longevity
Life length, low noise is with small vibration, and run stability is good.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the section structural schematic diagram of the utility model；
Fig. 2 is the overall structure diagram of the utility model；
Fig. 3 is the side structure schematic diagram of the second capouch of the utility model；
In figure: 1, air inlet pipe；2, the first capouch；3, the second capouch；4, fixed bin；5, connection ring；6, the first fixed ring；7,
Second fixed ring；8, bearing；9, connecting rod；10, shaft bar；11, fixed plate；12, leaf is entered the wind；13, motor；14, connecting plate；
15, filter layer.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Wherein identical label all refers to identical component in attached drawing.
In addition, if the detailed description of known technology for show the utility model be characterized in it is unnecessary, then by it
It omits.It should be noted that term " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, it is also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention, retouches in addition, term " first ", " second " etc. are only used for distinguishing
It states, is not understood to indicate or imply relative importance.
Embodiment 1
As shown in Figure 1-3, the utility model provides frequency conversion screw air compressor air-breathing noise-reducing structure, including air inlet pipe 1, first
Capouch 2, the second capouch 3 and fixed bin 4, the second capouch 3 are located at one end of the first capouch 2, and it is remote that fixed bin 4 is located at the second capouch 3
One end from the first capouch 2, and fixed bin 4, through one end of the second capouch 3, the lateral surface of air inlet pipe 1 is provided with connection ring
5, the side of connection ring 5 is connected with the first capouch 2 far from one end of the second capouch 3, between the first capouch 2 and the second capouch 3
It is provided with the first fixed ring 6 and the second fixed ring 7, the center of circle of the second fixed ring 7 is provided with bearing 8, bearing 8 and the second fixed ring
It is provided with several connecting rods 9 between 7, the centre of bearing 8 is provided with shaft bar 10, and shaft bar 10 is through the center of bearing 8,
Shaft bar 10 is provided with fixed plate 11 close to one end of air inlet pipe 1, and the lateral surface of fixed plate 11 is provided with several air inlet leaves 12, turns
The other end of shaft 10 is provided with motor 13, and motor 13 is located at the inside of fixed bin 4, and the top of fixed bin 4 is provided with
Connecting plate 14, the first capouch 2 and the second capouch 3 are provided with filter layer 15 close to the side of bearing 8.
Further, shape of the air inlet pipe 1 close to one end of the second capouch 3 is infundibulate, improves the air inlet speed of air inlet pipe 1
Rate.
Fixed plate 11 and air inlet leaf 12 are respectively positioned on inside the nozzle of air inlet pipe 1, deliver the air to air inlet pipe 1.
The shape of first capouch 2 and the second capouch 3 is hemispherical, improves air and passes through the first capouch 2 and the second capouch 3
Rate.
First fixed ring 6 is to be fixedly connected with the first capouch 2, and the second fixed ring 7 is to be fixedly connected with the second capouch 3, is led to
It crosses the first fixed ring 6 and fixes the first capouch 2 and 3 phase of the second capouch with the second fixed ring 7.
First capouch 2 with the second capouch 3 is bolted to connection by the first fixed ring 6 and the second fixed ring 7, convenient
Fixed and the first capouch 2 of disassembly and the second capouch 3.
First capouch 2 and the second capouch 3 are smart steel meshes, and air is facilitated to pass through the first capouch 2 and the second capouch 3, protection
Filter layer 15.
Filter layer 15 is HEPA filter screen, and filtering is less than the particle of 0.25um.
Connecting plate 14 and motor 13 are to be electrically connected, and are transferred to 13 electric current of motor by connecting plate 14.
Specifically, shaft bar 10 rotates in bearing 8, and shaft bar 10 is fixed, prevent 13 rotating shaft bar 10 of motor
When shaft bar 10 generate small offset；Motor 13 is noiseless motor, is electrically connected with connecting plate 14, connecting plate 14 and the external world
Controller is electrically connected, and facilitates the revolving speed of control motor 13；When in use, air inlet pipe 1 and screw air compressor are entered into tracheae
It is connected, connecting plate 14 is connected with console, while operating screw rod and motor 13, and the first capouch 2 and the second capouch 3 are extraneous
Air particle is filtered out by filter layer 15, preventing air inlet pipe 1 and air inlet leaf 12 from adhering to particle influences efficiency, the gas of filtering
It is delivered in air inlet pipe 1 by entering the wind leaf 12, then there is air inlet pipe 1 to flow into tracheae；When maintenance, the first fixed ring 6 of connection is unloaded
With the bolt of the second fixed ring 7, clean filter layer 15 is replaced, gives 10 paint point lubricant of motor 13 and shaft bar, then by the
One fixed ring 6 and the second fixed ring 7 are fixed.
The utility model is by accelerating air to enter screw rod, making the air speed for entering screw rod and entering the air speed of tracheae
Reach an agreement, prevents speed difference away from generation Gas Vibration, and the flow velocity of gas changes according to the change of the rhythm of screw rod frequency conversion
Become, thinks that the flow velocity of gas with the efficiency of frequency conversion screw corresponding, prevent noise, overall structure is simple, practical, the service life
Long, low noise is with small vibration, and run stability is good.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (9)
1. frequency conversion screw air compressor air-breathing noise-reducing structure, including air inlet pipe (1), the first capouch (2), the second capouch (3) and fixation
Box (4), which is characterized in that second capouch (3) is located at one end of the first capouch (2), and the fixed bin (4) is located at the second cover
The one end of head (3) far from the first capouch (2), and fixed bin (4) is through one end of the second capouch (3), the air inlet pipe (1)
Lateral surface is provided with connection ring (5), one end phase of the side of the connection ring (5) with the first capouch (2) far from the second capouch (3)
Connection, is provided with the first fixed ring (6) and the second fixed ring (7) between first capouch (2) and second capouch (3),
The center of circle of second fixed ring (7) is provided with bearing (8), is provided between the bearing (8) and second fixed ring (7)
The centre of several connecting rods (9), the bearing (8) is provided with shaft bar (10), and shaft bar (10) is through in bearing (8)
The heart, the shaft bar (10) are provided with fixed plate (11) close to the one end of air inlet pipe (1), and the lateral surface of the fixed plate (11) is set
Several air inlet leaves (12) are equipped with, the other end of the shaft bar (10) is provided with motor (13), and the motor (13) position
It is provided with connecting plate (14) at the top of the inside of fixed bin (4), the fixed bin (4), first capouch (2) and the second cover
Head (3) is provided with filter layer (15) close to the side of bearing (8).
2. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that the air inlet pipe (1)
Shape close to the one end of the second capouch (3) is infundibulate.
3. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that the fixed plate (11)
It is respectively positioned on inside the nozzle of air inlet pipe (1) with the air inlet leaf (12).
4. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that first capouch
It (2) is hemispherical with the shape of second capouch (3).
5. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that first fixed ring
It (6) is to be fixedly connected with the first capouch (2), second fixed ring (7) is to be fixedly connected with the second capouch (3).
6. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that first capouch
It (2) with second capouch (3) is bolted to connection by first fixed ring (6) and second fixed ring (7).
7. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that first capouch
It (2) is smart steel mesh with second capouch (3).
8. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that the filter layer (15)
For HEPA filter screen.
9. frequency conversion screw air compressor air-breathing noise-reducing structure according to claim 1, which is characterized in that the connecting plate (14)
It is to be electrically connected with motor (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018252.5U CN209385351U (en) | 2019-01-07 | 2019-01-07 | Frequency conversion screw air compressor air-breathing noise-reducing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018252.5U CN209385351U (en) | 2019-01-07 | 2019-01-07 | Frequency conversion screw air compressor air-breathing noise-reducing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385351U true CN209385351U (en) | 2019-09-13 |
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ID=67863761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920018252.5U Active CN209385351U (en) | 2019-01-07 | 2019-01-07 | Frequency conversion screw air compressor air-breathing noise-reducing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882885A (en) * | 2019-11-29 | 2020-03-17 | 嘉善蓝欣涂料有限公司 | Coating powder prevents stifled sieve separator |
-
2019
- 2019-01-07 CN CN201920018252.5U patent/CN209385351U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882885A (en) * | 2019-11-29 | 2020-03-17 | 嘉善蓝欣涂料有限公司 | Coating powder prevents stifled sieve separator |
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