CN203430857U - Novel gas compressor volute with noise elimination function - Google Patents
Novel gas compressor volute with noise elimination function Download PDFInfo
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- CN203430857U CN203430857U CN201320425762.7U CN201320425762U CN203430857U CN 203430857 U CN203430857 U CN 203430857U CN 201320425762 U CN201320425762 U CN 201320425762U CN 203430857 U CN203430857 U CN 203430857U
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- 238000003379 elimination reaction Methods 0.000 title claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 abstract 1
- 230000030279 gene silencing Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002860 competitive effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a novel gas compressor volute with a noise elimination function. The novel gas compressor volute comprises a gas compressor volute body. An air inlet is formed in the gas compressor volute body, a volute gas collection passageway which is communicated with the air inlet is formed inside the gas compressor volute body, the volute gas collection passageway is communicated with a gas outlet pipe of the gas compressor volute body, a cylindrical noise elimination component is coaxially arranged in a pipe opening of the gas outlet pipe, and air flows through an inner hole of the cylindrical noise elimination component. A flange plate which seals the pipe opening of the gas outlet pipe is arranged on the cylindrical noise elimination component, and a noise elimination cavity is formed by the flange plate, the outer wall of the cylindrical noise elimination component and the inner wall of the pipe opening of the gas outlet pipe. A partition plate which divides the noise elimination cavity into a high pressure cavity and a low pressure cavity is further arranged on the cylindrical noise elimination component, a small vent groove is formed in the high pressure cavity, and a large vent groove is formed in the low pressure cavity. The novel gas compressor volute has the advantages of having the noise elimination function and being high in reliability and low in manufacturing cost and the like, and noise and vibration of a supercharger can be greatly lowered.
Description
Technical field
The utility model relates to compressor volute field, particularly a kind of Novel pressure mechanism of qi spiral case with noise elimination function.
Background technique
To be the impeller band moving air flow that utilizes High Rotation Speed enter in pressure shell runner with the state of High Rotation Speed turbosupercharger, impeller constantly acting makes gas enter at a high speed in pressure shell, gas in pressure shell is piled up continuously rear pressure and is raise, gas after supercharging is sent into cylinder to increase the air density that enters cylinder, and then improve engine combustion situation, to reach, strengthen power character, Eco-power object.But pressurized machine but brings a part of noise and vibration, especially pressurized machine under the unusual service conditions such as surge obstruction in supercharging, utter long and high-pitched sounds and vibrate very obviously, had a strong impact on engine work.
At present typical compressor volute structure as depicted in figs. 1 and 2: compressor volute 10 middle parts offer an air intlet 11, in compressor volute 10, be also provided with the gas collection runner 12 being communicated with air intlet 11, air passes through by Diffuser 13, further to be pressurizeed after the impeller supercharging in compressor volute 10 again, finally by gas collection runner 12, superheated steam is collected, the mouth of pipe 14 of giving vent to anger by compressor volute 10 is sent gas into cylinder, increase the air density that enters cylinder gas, realized function of increasing pressure.
But from the working principle of engine structure and pressurized machine, air enters cylinder by engine air inlet tube again after pressurized machine supercharging, gas flows in pipeline, because the gas friction loss of pipe interior can the certain noise and vibration of generation.Gas is in pressurized machine during supercharging on the other hand, performance characteristic due to pressurized machine, gas all can produce strong noise and vibration under the damages such as pressurized machine idling hypervelocity, intermittent judder very easily causes damage to motor and pressurized machine component, thereby affects product reliability and working life.And under the requirement of current energy-conserving and environment-protective, automobile product travelling comfort requires to reduce pressurized machine noise and vibration, and therefore, the noise and vibration problem that solves pressurized machine is to improve two importances of pressurized machine product quality.
Noise and vibration is being all fundamentally that sound transmission causes, in sum, the problem of the noise and vibration existing for prior art, needs a kind of compressor volute that can effectively weaken the sound wave in pressurized machine pressurized air, especially to address the above problem.
Model utility content
The purpose of this utility model is to provide a kind of and can significantly weakens by the sound wave in pressurized machine in the situation that not affecting pressurized machine normal operation principle, thereby plays the Novel pressure mechanism of qi spiral case with noise elimination function of the effect that reduces noise and vibration.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of Novel pressure mechanism of qi spiral case with noise elimination function, comprise compressor volute body, on described compressor volute body, be provided with air intlet, described compressor volute body interior is provided with the spiral case gas collection runner being communicated with described air intlet, described spiral case gas collection runner is communicated with the steam outlet pipe of described compressor volute body, it is characterized in that, in the mouth of pipe of described steam outlet pipe, be coaxially arranged with a cylindrical shape noise elimination member, air flows through from the endoporus of described cylindrical shape noise elimination member; The flanged plate that is provided with a sealing of the mouth of pipe by described steam outlet pipe on described cylindrical shape noise elimination member, described flanged plate and the outer wall of described cylindrical shape noise elimination member and the internal wall of pipe orifice of described steam outlet pipe form a noise elimination cavity; On described cylindrical shape noise elimination member, be also provided with one described noise elimination cavity is separated into the dividing plate of hyperbaric chamber and low-pressure cavity, wherein hyperbaric chamber is near the inner of cylindrical shape noise elimination member; On the barrel of described cylindrical shape noise elimination member, at least offer a little vent slot in order to the endoporus of described hyperbaric chamber and cylindrical shape noise elimination member is connected, on the barrel of described cylindrical shape noise elimination member, also at least offer one in order to by the large vent slot of the endoporus perforation of described low-pressure cavity and cylindrical shape noise elimination member.
In a preferred embodiment of the present utility model, the volume of described hyperbaric chamber is less than the volume of described low-pressure cavity.
In a preferred embodiment of the present utility model, described little vent slot is two, is evenly arranged on the barrel of described cylindrical shape noise elimination member; Described large vent slot is also two, is equally evenly arranged on the barrel of described cylindrical shape noise elimination member.
In a preferred embodiment of the present utility model, joint at the steam outlet pipe of described spiral case gas collection runner and described compressor volute body is provided with an interior location annular stopper groove concentric with the steam outlet pipe of compressor volute body, and the inner of described cylindrical shape noise elimination member is positioned in the annular stopper groove of described interior location.
In a preferred embodiment of the present utility model, at the steam outlet pipe mouth of pipe place of described compressor volute body, be provided with outside fix annular rabbet groove, described flanged plate and described outside fix annular rabbet groove interference fit.
In a preferred embodiment of the present utility model, the internal wall of pipe orifice interference fit of described dividing plate and described steam outlet pipe.
Owing to having adopted technological scheme as above, the beneficial effects of the utility model are:
1, noise elimination function.The utility model at conventional compressor volute Increasing exports there is the structure of noise elimination function, this noise elimination structure can significantly weaken by the airborne sound wave of pressurized machine, thereby has reduced the noise and vibration of pressurized machine.
2, reliability is strong.It is integrated as a whole that the utility model is realized structure and the compressor volute of noise elimination function, do not increase separately engine part, improved whole aircraft reliability.
3, cost is low.The utility model can be realized noise elimination function without increasing separately a silencing apparatus, and with respect to a silencing apparatus price, the cost that the spiral case that the utility model adopts increases is less, has relatively reduced on the whole integral vehicle cost, has improved car load competitive ability.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of at present typical compressor volute.
Fig. 2 is the cross-sectional view of at present typical compressor volute.
Fig. 3 is a kind of structural representation with the Novel pressure mechanism of qi spiral case of noise elimination function of the utility model.
Fig. 4 is a kind of longitudinal sectional view with the Novel pressure mechanism of qi spiral case of noise elimination function of the utility model.
Fig. 5 is a kind of transverse sectional view with the Novel pressure mechanism of qi spiral case of noise elimination function of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to shown in Fig. 3 to Fig. 5, a kind of Novel pressure mechanism of qi spiral case with noise elimination function comprises compressor volute body 100, on compressor volute body 100, be provided with air intlet 110, compressor volute body 100 inside are provided with the spiral case gas collection runner 120 being communicated with air intlet 110, spiral case gas collection runner 120 is communicated with the steam outlet pipe 130 of compressor volute body 100, on compressor volute body 100, offer the Decompression valves mounting hole 140 being communicated with spiral case gas collection runner 120, the convenient Decompression valves of installing, if desired to the 120 interior pressure releases of spiral case gas collection runner.
In the mouth of pipe of steam outlet pipe 130, be coaxially arranged with a cylindrical shape noise elimination member 200, air flows through from the endoporus 210 of cylindrical shape noise elimination member 200; On cylindrical shape noise elimination member 200, be provided with the flanged plate 212 of a sealing of the mouth of pipe by steam outlet pipe 130, steam outlet pipe 130 mouth of pipe places of compressor volute body 100 are provided with outside fix annular rabbet groove 134, flanged plate 212 forms a noise elimination cavity with outside fix annular rabbet groove 134 interference fit, flanged plate 212 with the outer wall of cylindrical shape noise elimination member 200 and the internal wall of pipe orifice of steam outlet pipe 130 132; In spiral case gas collection runner 120 and the joint of the steam outlet pipe 130 of compressor volute body 100, be provided with an interior location annular stopper groove 133 concentric with the steam outlet pipe 130 of compressor volute body 100, the inner 213 of cylindrical shape noise elimination member 200 is positioned in interior location annular stopper groove 134.
On cylindrical shape noise elimination member 200, be also provided with one noise elimination cavity is separated into the dividing plate 211 of hyperbaric chamber 201 and low-pressure cavity 202, internal wall of pipe orifice 132 interference fit of dividing plate 211 and steam outlet pipe 130, the volume of hyperbaric chamber 201 is less than the volume of low-pressure cavity 202, so the air pressure in hyperbaric chamber 201 is higher than the air pressure in low-pressure cavity 202, wherein hyperbaric chamber 201 is near the inner 213 of cylindrical shape noise elimination member 200.
On the barrel 200a of cylindrical shape noise elimination member 200, offer two in order to the little vent slot 201a with endoporus 210 perforations of cylindrical shape noise elimination member 200 by hyperbaric chamber 201, two little vent slot 201a are uniform to be opened on the barrel 200a of cylindrical shape noise elimination member 200, on the barrel 200a of cylindrical shape noise elimination member 200, also offer two large vent slot 202a in order to the endoporus 210 of low-pressure cavity 202 and cylindrical shape noise elimination member 200 is connected, two large vent slot 202a are uniform to be opened on the barrel 200a of cylindrical shape noise elimination member 200.
Working principle of the present utility model is as follows:
When pressurized machine is worked, pressurization gas in compressor volute body 100 is by spiral case gas collection runner 120 during by cylindrical shape noise elimination member 200, wherein a part of gas enters hyperbaric chamber 201 by little vent slot 201a, part gas enters low-pressure cavity 202 by large vent slot 202a, gas keeps transient equiliblium in hyperbaric chamber 201 and low-pressure cavity 202, when air process hyperbaric chamber 201 and low-pressure cavity 202, hyperbaric chamber 201 can absorb airborne high frequency sound wave to reflect back, and low-pressure cavity 202 can absorb airborne low-frequency sound wave to reflect back.Sound wave in pressurized air is sent into cylinder through the endoporus 210 of cylindrical shape noise elimination member 200 after by hyperbaric chamber 201 and low-pressure cavity 202 impair absorption, realized the effect of compressor volute body 100 reduction noise and vibrations, and it is integrated as a whole that the utility model is realized structure and the compressor volute body 100 of noise elimination function, do not increase separately engine part, improved whole aircraft reliability; The utility model can be realized noise elimination function without increasing separately a silencing apparatus, and with respect to a silencing apparatus price, the cost that the spiral case that the utility model adopts increases is less, has relatively reduced on the whole integral vehicle cost, has improved car load competitive ability.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. a Novel pressure mechanism of qi spiral case with noise elimination function, comprise compressor volute body, on described compressor volute body, be provided with air intlet, described compressor volute body interior is provided with the spiral case gas collection runner being communicated with described air intlet, described spiral case gas collection runner is communicated with the steam outlet pipe of described compressor volute body, it is characterized in that, in the mouth of pipe of described steam outlet pipe, be coaxially arranged with a cylindrical shape noise elimination member, air flows through from the endoporus of described cylindrical shape noise elimination member; The flanged plate that is provided with a sealing of the mouth of pipe by described steam outlet pipe on described cylindrical shape noise elimination member, described flanged plate and the outer wall of described cylindrical shape noise elimination member and the internal wall of pipe orifice of described steam outlet pipe form a noise elimination cavity; On described cylindrical shape noise elimination member, be also provided with one described noise elimination cavity is separated into the dividing plate of hyperbaric chamber and low-pressure cavity, wherein hyperbaric chamber is near the inner of cylindrical shape noise elimination member; On the barrel of described cylindrical shape noise elimination member, at least offer a little vent slot in order to the endoporus of described hyperbaric chamber and cylindrical shape noise elimination member is connected, on the barrel of described cylindrical shape noise elimination member, also at least offer one in order to by the large vent slot of the endoporus perforation of described low-pressure cavity and cylindrical shape noise elimination member.
2. a kind of Novel pressure mechanism of qi spiral case with noise elimination function as claimed in claim 1, is characterized in that, the volume of described hyperbaric chamber is less than the volume of described low-pressure cavity.
3. a kind of Novel pressure mechanism of qi spiral case with noise elimination function as claimed in claim 1, is characterized in that, described little vent slot is two, is evenly arranged on the barrel of described cylindrical shape noise elimination member; Described large vent slot is also two, is equally evenly arranged on the barrel of described cylindrical shape noise elimination member.
4. a kind of Novel pressure mechanism of qi spiral case with noise elimination function as claimed in claim 1, it is characterized in that, joint at the steam outlet pipe of described spiral case gas collection runner and described compressor volute body is provided with an interior location annular stopper groove concentric with the steam outlet pipe of compressor volute body, and the inner of described cylindrical shape noise elimination member is positioned in the annular stopper groove of described interior location.
5. a kind of Novel pressure mechanism of qi spiral case with noise elimination function as claimed in claim 1, it is characterized in that, at the steam outlet pipe mouth of pipe place of described compressor volute body, be provided with outside fix annular rabbet groove, described flanged plate and described outside fix annular rabbet groove interference fit.
6. a kind of Novel pressure mechanism of qi spiral case with noise elimination function as claimed in claim 1, is characterized in that the internal wall of pipe orifice interference fit of described dividing plate and described steam outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320425762.7U CN203430857U (en) | 2013-07-17 | 2013-07-17 | Novel gas compressor volute with noise elimination function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320425762.7U CN203430857U (en) | 2013-07-17 | 2013-07-17 | Novel gas compressor volute with noise elimination function |
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| CN203430857U true CN203430857U (en) | 2014-02-12 |
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| CN201320425762.7U Expired - Lifetime CN203430857U (en) | 2013-07-17 | 2013-07-17 | Novel gas compressor volute with noise elimination function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131888A (en) * | 2014-08-15 | 2014-11-05 | 无锡科博增压器有限公司 | Noise reduction device for pressurizer outlet |
| CN106468211A (en) * | 2015-08-18 | 2017-03-01 | 上海汽车集团股份有限公司 | Automobile, electromotor, the acoustic filter located at supercharger gas outlet and forming method |
| CN106486108A (en) * | 2016-12-13 | 2017-03-08 | 长沙奥邦环保实业有限公司 | Vortex type silencer |
| CN107667215A (en) * | 2015-05-29 | 2018-02-06 | 亨恩有限及两合股份公司 | Vehicular silencer |
| CN109026843A (en) * | 2018-09-14 | 2018-12-18 | 珠海格力电器股份有限公司 | Centrifugal compressor and exhaust volute thereof |
| CN114893260A (en) * | 2022-04-13 | 2022-08-12 | 东风汽车股份有限公司 | Structure for simply eliminating noise of supercharger and test method thereof |
-
2013
- 2013-07-17 CN CN201320425762.7U patent/CN203430857U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131888A (en) * | 2014-08-15 | 2014-11-05 | 无锡科博增压器有限公司 | Noise reduction device for pressurizer outlet |
| CN107667215A (en) * | 2015-05-29 | 2018-02-06 | 亨恩有限及两合股份公司 | Vehicular silencer |
| US10436159B2 (en) | 2015-05-29 | 2019-10-08 | Henn Gmbh & Co Kg. | Vehicle silencer |
| CN107667215B (en) * | 2015-05-29 | 2019-11-05 | 亨恩有限及两合股份公司 | Vehicular silencer |
| CN106468211A (en) * | 2015-08-18 | 2017-03-01 | 上海汽车集团股份有限公司 | Automobile, electromotor, the acoustic filter located at supercharger gas outlet and forming method |
| CN106486108A (en) * | 2016-12-13 | 2017-03-08 | 长沙奥邦环保实业有限公司 | Vortex type silencer |
| CN109026843A (en) * | 2018-09-14 | 2018-12-18 | 珠海格力电器股份有限公司 | Centrifugal compressor and exhaust volute thereof |
| CN114893260A (en) * | 2022-04-13 | 2022-08-12 | 东风汽车股份有限公司 | Structure for simply eliminating noise of supercharger and test method thereof |
| CN114893260B (en) * | 2022-04-13 | 2024-03-15 | 东风汽车股份有限公司 | Simple structure for eliminating noise of supercharger and testing method thereof |
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Granted publication date: 20140212 |
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