CN203029145U - Silencer and scrubber using same - Google Patents
Silencer and scrubber using same Download PDFInfo
- Publication number
- CN203029145U CN203029145U CN 201220629790 CN201220629790U CN203029145U CN 203029145 U CN203029145 U CN 203029145U CN 201220629790 CN201220629790 CN 201220629790 CN 201220629790 U CN201220629790 U CN 201220629790U CN 203029145 U CN203029145 U CN 203029145U
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- muffler
- sound
- chamber
- muffling box
- dividing plate
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Abstract
The utility model discloses a silencer and a scrubber using the same. A partition board is arranged inside a silencing box, an original air passage is divided into a plurality of air chambers, the partition board is arranged in an inclined mode, and the size of an inlet of each air chamber is larger than that of an outlet of each air chamber. Noise energy is consumed by means of air chamber size changes, the scrubber mainly utilizes an evacuation type, by means of air chamber dividing, air flow becomes stabilized during a decompression-compression-decompression process, the noise energy is automatically consumed and reduced during the process, and noise of the air flow is reduced. Other than a traditional noise-reduction method utilizing blocking, influences on a vacuum pump are reduced to the minimum level, work efficiency of the vacuum pump is effectively improved, cleaning performance of the scrubber is improved, the noise produced by the vacuum pump during work is effectively reduced, environment quality is guaranteed, and cleaning cost is lowered. In addition, the silencer can be made into a non-circular shape, the size of the silencer can be obviously reduced, and the silencer can be arranged on the scrubber beneficially.
Description
Technical field
The utility model belongs to the cleaning equipment field, is specifically related to a kind of muffler and uses the floor-cleaning machine of this muffler.
Background technology
Floor-cleaning machine is that a kind of hard ground cleans and blots sewage simultaneously, and the cleaning machine that sewage is taken away from the scene.Be widely used in the place that some stations, harbour, airport, workshop, warehouse, school, hospital, restaurant, sales field etc. have wide hard ground than advantages such as height with its good characteristic and cleaning efficiency.
During work, the brush coil motor drives brush to floor-cleaning machine, cleans ground in suction, makes foul water tank form vacuum by vavuum pump, takes off through suction sewage is sucked foul water tank to take away from the scene.But because vavuum pump can produce noise at work, and early stage floor-cleaning machine is not taked noise reduction measure, and noise is bigger during work, causes the second-rate of working environment.
At present, generally take the column type muffler for the noise reduction of floor-cleaning machine vavuum pump.The volume of column type muffler is relatively large, be difficult for being installed on the floor-cleaning machine, and the noise reduction technology that this muffler uses at floor-cleaning machine mainly is to reduce noise at the air outlet of muffler with stifled form with sponge, the result who does like this can influence the exhaust of air outlet greatly, influence the operating efficiency of vavuum pump, cause the service behaviour of foul water tank to descend, the DeGrain of suction sewage, the efficient of influence cleaning, working time and workload increase accordingly, then increase cleaning cost, and can't guarantee the validity of floor cleaning.
Therefore, a kind of operating efficiency that can effectively improve vavuum pump, the clean-up performance of raising floor-cleaning machine effectively reduces the noise that vavuum pump produces at work, guarantees environmental quality, reduces the muffler that is used on the floor-cleaning machine of cleaning cost and demands urgently occurring.
The utility model content
In view of this, it is a kind of simple in structure that the utility model provides, volume is less, be convenient to be installed in the muffler on the floor-cleaning machine, to reach the operating efficiency that can effectively improve vavuum pump, improve the clean-up performance of floor-cleaning machine, effectively reduce the noise that vavuum pump produces at work, guarantee environmental quality, reduce the purpose of cleaning cost.
A kind of muffler according to the purpose of this utility model proposition, comprise sound-muffling box, be arranged at air inlet and gas outlet on the described sound-muffling box, and at least 1 dividing plate that is positioned at described sound-muffling box inside, described dividing plate is separated to form described sound-muffling box inner chamber at least 2 chambers that are communicated with successively, the outlet of described last chamber is connected with the import of back one chamber, and the air inlet track in the described inner chamber is S-type; Described dividing plate is obliquely installed, and the import of described each chamber is greater than outlet, and described air inlet is connected with the import of top chamber, and described gas outlet is connected with the outlet of terminal chamber.
Preferably, there is the gap of giving vent to anger in described dividing plate between described exit and described sound-muffling box.
Preferably, described dividing plate is odd number, and described dividing plate is separated to form the even number chamber with described sound-muffling box inner chamber, and described air inlet and described gas outlet are positioned at the same side of described sound-muffling box.
Preferably, described dividing plate is even number, and described dividing plate is separated to form 3 or 3 above odd number chambers with described sound-muffling box inner chamber, and described air inlet and described gas outlet are positioned at the both sides of described sound-muffling box.
Preferably, be provided with the noise reduction sponge on the airway walls of described sound-muffling box inboard.
Preferably, also be filled with the blast sponge in the described terminal chamber.
Preferably, described sound-muffling box is cuboid or cube structure.
Preferably, described gas outlet and air inlet place all dismountable being provided with prevent that the bulky grain foreign matter from entering the protection net in the sound-muffling box.
Preferably, described protection net is threaded with described air inlet and described gas outlet or connects and fixes.
A kind of floor-cleaning machine is characterized in that, comprises that brush, suction take off, take off the foul water tank that is connected, described foul water tank is vacuumized the vavuum pump of processing and described described vavuum pump carried out noise reducing muffle with described suction.
Compared with prior art, muffler described in the utility model and use the advantage of the floor-cleaning machine of this muffler to be: dividing plate is set by the inside at sound-muffling box, original airway segmentation is formed several air chambers, and dividing plate is obliquely installed, make each air chamber the import volume greater than the outlet volume, use the air chamber Volume Changes to make the noise energy loss, this muffler is taken as the leading factor to dredge, by cutting apart air chamber, make air-flow in the process of decompression-compression-decompression, become steadily, noise energy is descended by consumable in this course, under the constant situation of air flow rate, make the pneumatic noise step-down.Be different from traditional noise reduction with stifled method, can drop to minimum level to the influence to vavuum pump, effectively improve the operating efficiency of vavuum pump, improve the clean-up performance of floor-cleaning machine, effectively reduce the noise that vavuum pump produces at work, guarantee environmental quality, reduce cleaning cost; In addition, it is non-circular to adopt such way muffler can be made, and the muffler volume can obviously be reduced, and is conducive to muffler is installed on the floor-cleaning machine.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the disclosed a kind of muffler embodiment 1 of the utility model.
Fig. 2 is the internal structure schematic diagram of the disclosed a kind of muffler embodiment 1 of the utility model.
Fig. 3 is the structural representation of the disclosed a kind of muffler embodiment 2 of the utility model.
Fig. 4 is the internal structure schematic diagram of the disclosed a kind of muffler embodiment 2 of the utility model.
The title of the numeral among the figure or the corresponding component of alphabetical representative:
1, sound-muffling box 2, air inlet 3, gas outlet 4, dividing plate 5, noise reduction sponge 6, blast sponge 7, protection net 8, chamber
The specific embodiment
The muffler that existing floor-cleaning machine adopts is generally the column type muffler.The column type muffler exists volume relatively large, is difficult for being installed on the floor-cleaning machine, and mainly is to reduce noise with stifled form, influence the exhaust of air outlet, influence the operating efficiency of vavuum pump, cause the service behaviour of foul water tank to descend, the problems such as DeGrain of suction sewage.
The utility model is at deficiency of the prior art, a kind of muffler that proposes and use the floor-cleaning machine of this muffler, by the inside at sound-muffling box dividing plate is set, original airway segmentation is formed several air chambers, and dividing plate is obliquely installed, use the air chamber Volume Changes to make the noise energy loss, in addition, it is non-circular to adopt such way muffler can be made, and the muffler volume can obviously be reduced, and is conducive to muffler is installed on the floor-cleaning machine.
To be clearly and completely described the technical solution of the utility model by the specific embodiment below.Obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please in the lump referring to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of the disclosed a kind of muffler of the utility model.Fig. 2 is the internal structure schematic diagram of the disclosed a kind of muffler of the utility model.As shown in the figure, a kind of muffler, comprise sound-muffling box 1, be arranged at air inlet 2 and gas outlet 3 on the sound- muffling box 1, and 1 dividing plate 4 that is positioned at sound-muffling box 1 inside, dividing plate 4 is separated to form 2 chambers 8 that are communicated with successively with sound-muffling box 1 inner chamber, and the outlet of last chamber is connected with the import of back one chamber; Dividing plate 4 is obliquely installed, and the import of each chamber is greater than outlet, and air inlet 2 is connected with the import of top chamber, and gas outlet 3 is connected with the outlet of terminal chamber, and air inlet 2 and gas outlet 3 are positioned at the same side of sound-muffling box 1.
The noise air-flow enters the top chamber through air inlet 2, because the unexpected increase of volume, the air-flow that flows out through air inlet is able to decompression release, but because the import of chamber is greater than outlet, along with narrowing down gradually of space, air-flow is compressed in the exit of top chamber, when air-flow is extruded from narrow and small exit, just in time run into the space of the maximum of terminal chamber, compressed air-flow discharges again because of rapid decompression, the exit that arrives terminal air chamber is compressed again, after repeating several times, the noise energy in the air-flow obtains self-loss, when air-flow from air outlet decompression when ejection again, noise intensity obviously reduces, and reaches the purpose that reduces the air draft pneumatic noise with this.This is that a cover is the muffler of principle with decompression-compression-decompression, muffler is taken as the leading factor to dredge, by cutting apart air chamber, make air-flow in the process of decompression-compression-decompression, become steady, noise energy is descended by consumable in this course, under the constant situation of air flow rate, make the pneumatic noise step-down.
Its median septum 4 is odd number, and dividing plate 4 is separated to form the even number chamber with sound-muffling box 1 inner chamber, and the air inlet track in the inner chamber is S-type, and the noise air-flow is carried out effective noise reduction.The quantity of dividing plate can be also 3,5 or a plurality of etc., specifically decides on operating position, does not limit at this.
Be provided with noise reduction sponge 5 on the airway walls of sound-muffling box 1 inboard.By the noise reduction sponge is set, make air-flow in the process of operation, can effectively be relaxed with contacting of airway walls, suppress generating noise, improve the noise elimination effect.
Also be filled with blast sponge 6 in the terminal chamber.The blast sponge has the percent opening height, good permeability, the compression strength advantages of higher, by being set, the blast sponge can carry out good noise reduction to the noise air-flow on the one hand, on the other hand endways chamber place the blast sponge this chamber is filled up, can prevent that outside foreign matter from entering in the muffler, influences erasure effect.
Sound-muffling box is cuboid or cube structure.Need not to make traditional column type muffler, volume is less relatively, be convenient to be installed on the floor-cleaning machine and use, the shape of muffler is except adopting cuboid or square simultaneously, also can make erose muffler according to limited space, muffler inside, concrete shape depends on the circumstances, and does not limit at this.
In addition, also can be in the gas outlet 3 with air inlet 2 places all dismountable being provided with prevent that the bulky grain foreign matter from entering the protection net 7 in the sound-muffling box 1.Can stop that foreign matter enters sound-muffling box on the one hand by protection net is set, effectively improve noise reduction, on the other hand, by protection net is set, the minimizing foreign matter adheres to the amount on the blast sponge, increases the life cycle of blast sponge, reduce the regeneration times of sponge, reduce the noise reduction cost.
A kind of floor-cleaning machine comprises that brush, suction take off, take off the foul water tank that is connected, foul water tank is vacuumized the vavuum pump of processing and vavuum pump is carried out noise reducing muffle with absorbing water.The brush cleaning floor, vavuum pump vacuumizes foul water tank, and sewage is taken off to suck in the foul water tank by suction and is taken away.
All the other are identical with embodiment 1, and difference is that dividing plate 4 is 2, and dividing plate is separated to form 3 chambers with sound-muffling box 1 inner chamber, and air inlet 2 and gas outlet 3 are positioned at the both sides of sound-muffling box 1.
The noise air-flow enters the top chamber through air inlet 2, because the unexpected increase of volume, the air-flow that flows out through air inlet is able to decompression release, but because the import of chamber is greater than outlet, along with narrowing down gradually of space, air-flow is compressed in the exit of top chamber, when air-flow is extruded from narrow and small exit, just in time run into the space of the maximum of second chamber, compressed air-flow is because rapid decompression discharges again, and the exit that arrives second air chamber is compressed again, when air-flow when second chamber enters terminal chamber, just in time run into the space of the maximum of terminal chamber, compressed air-flow discharges again because of rapid decompression, and is compressed more gradually.After repeating several times, the noise energy in the air-flow obtains self-loss, when air-flow from air outlet decompression when ejection again, noise intensity obviously reduces, and reaches the purpose that reduces the air draft pneumatic noise with this.
Its median septum 4 is even number, and dividing plate 4 is separated to form the odd number chamber with sound-muffling box 1 inner chamber, and the air inlet track in the inner chamber is S-type, and the noise air-flow is carried out effective noise reduction.The quantity of dividing plate can be also 4,6 or a plurality of etc., specifically decides on operating position, does not limit at this.
The utility model discloses a kind of muffler and use the floor-cleaning machine of this muffler, by the inside at sound-muffling box dividing plate is set, original airway segmentation is formed several air chambers, and dividing plate is obliquely installed, make each air chamber the import volume greater than the outlet volume, use the air chamber Volume Changes to make the noise energy loss, this muffler is taken as the leading factor to dredge, by cutting apart air chamber, make air-flow in the process of decompression-compression-decompression, become steadily, noise energy is descended by consumable in this course, under the constant situation of air flow rate, make the pneumatic noise step-down.Be different from traditional noise reduction with stifled method, can drop to minimum level to the influence to vavuum pump, effectively improve the operating efficiency of vavuum pump, improve the clean-up performance of floor-cleaning machine, effectively reduce the noise that vavuum pump produces at work, guarantee environmental quality, reduce cleaning cost; In addition, it is non-circular to adopt such way muffler can be made, and the muffler volume can obviously be reduced, and is conducive to muffler is installed on the floor-cleaning machine.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. muffler, it is characterized in that, comprise sound-muffling box, be arranged at air inlet and gas outlet on the described sound-muffling box, and at least 1 dividing plate that is positioned at described sound-muffling box inside, described dividing plate is separated to form described sound-muffling box inner chamber at least 2 chambers that are communicated with successively, the outlet of described last chamber is connected with the import of back one chamber, and the air inlet track in the described inner chamber is S-type; Described dividing plate is obliquely installed, and the import of described each chamber is greater than outlet, and described air inlet is connected with the import of top chamber, and described gas outlet is connected with the outlet of terminal chamber.
2. muffler as claimed in claim 1 is characterized in that, there is the gap of giving vent to anger in described dividing plate between described exit and described sound-muffling box.
3. muffler as claimed in claim 1 or 2 is characterized in that, described dividing plate is odd number, and described dividing plate is separated to form the even number chamber with described sound-muffling box inner chamber, and described air inlet and described gas outlet are positioned at the same side of described sound-muffling box.
4. muffler as claimed in claim 1 or 2 is characterized in that, described dividing plate is even number, and described dividing plate is separated to form 3 or 3 above odd number chambers with described sound-muffling box inner chamber, and described air inlet and described gas outlet are positioned at the both sides of described sound-muffling box.
5. muffler as claimed in claim 1 is characterized in that, is provided with the noise reduction sponge on the airway walls of described sound-muffling box inboard.
6. muffler as claimed in claim 1 is characterized in that, also is filled with the blast sponge in the described terminal chamber.
7. muffler as claimed in claim 1 is characterized in that, described sound-muffling box is cuboid or cube structure.
8. muffler as claimed in claim 1 is characterized in that, described gas outlet and air inlet place all dismountable being provided with prevent that the bulky grain foreign matter from entering the protection net in the sound-muffling box.
9. muffler as claimed in claim 8 is characterized in that, described protection net is threaded with described air inlet and described gas outlet or connects and fixes.
10. a floor-cleaning machine is characterized in that, comprises that brush, suction take off, take off the foul water tank that is connected with described suction, described foul water tank vacuumized vavuum pump and the described muffler that described vavuum pump is carried out noise reduction of claim 1 of processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629790 CN203029145U (en) | 2012-11-26 | 2012-11-26 | Silencer and scrubber using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629790 CN203029145U (en) | 2012-11-26 | 2012-11-26 | Silencer and scrubber using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203029145U true CN203029145U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220629790 Expired - Fee Related CN203029145U (en) | 2012-11-26 | 2012-11-26 | Silencer and scrubber using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203029145U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102973211A (en) * | 2012-11-26 | 2013-03-20 | 苏州德汇清洁科技有限公司 | Silencer and floor washing machine using same |
| CN107252809A (en) * | 2016-07-11 | 2017-10-17 | 惠柏新材料科技（上海）股份有限公司 | Vavuum pump gas outlet waste collection and the Composite Box of sound insulation |
| CN107969988A (en) * | 2016-10-21 | 2018-05-01 | 日本电产株式会社 | Motor module and dust catcher |
| CN112168092A (en) * | 2020-09-24 | 2021-01-05 | 广东博智林机器人有限公司 | Air suction motor assembly and cleaning equipment |
| CN114617496A (en) * | 2021-07-20 | 2022-06-14 | 尚科宁家(中国)科技有限公司 | Low-noise surface cleaning machine |
-
2012
- 2012-11-26 CN CN 201220629790 patent/CN203029145U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102973211A (en) * | 2012-11-26 | 2013-03-20 | 苏州德汇清洁科技有限公司 | Silencer and floor washing machine using same |
| CN107252809A (en) * | 2016-07-11 | 2017-10-17 | 惠柏新材料科技（上海）股份有限公司 | Vavuum pump gas outlet waste collection and the Composite Box of sound insulation |
| CN107969988A (en) * | 2016-10-21 | 2018-05-01 | 日本电产株式会社 | Motor module and dust catcher |
| CN107969988B (en) * | 2016-10-21 | 2021-03-16 | 日本电产株式会社 | Motor module and dust catcher |
| CN112168092A (en) * | 2020-09-24 | 2021-01-05 | 广东博智林机器人有限公司 | Air suction motor assembly and cleaning equipment |
| CN114617496A (en) * | 2021-07-20 | 2022-06-14 | 尚科宁家(中国)科技有限公司 | Low-noise surface cleaning machine |
| CN114617496B (en) * | 2021-07-20 | 2023-08-04 | 尚科宁家(中国)科技有限公司 | Low-noise surface cleaning machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20211126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |