CN104545697A - Connection pipe assembly for dust collector and dust collector with connection pipe assembly - Google Patents
Connection pipe assembly for dust collector and dust collector with connection pipe assembly Download PDFInfo
- Publication number
- CN104545697A CN104545697A CN201310518259.0A CN201310518259A CN104545697A CN 104545697 A CN104545697 A CN 104545697A CN 201310518259 A CN201310518259 A CN 201310518259A CN 104545697 A CN104545697 A CN 104545697A
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- tube connector
- connecting pipe
- dust catcher
- pipe component
- connection pipe
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Abstract
The invention discloses a connection pipe assembly for a dust collector and the dust collector with the connection pipe assembly. The connection pipe assembly comprises a connection pipe, an outer pipe and muffling cotton, wherein a plurality of first through holes are formed in the circumferential wall of the connection pipe; the outer pipe is arranged outside the connection pipe in a sleeving manner, and an annular clearance is defined between the outer pipe and the connection pipe; the muffling cotton is arranged in the annular clearance and corresponds to the part, provided with the first through holes, on the connection pipe. According to the connection pipe assembly disclosed by the invention, the connection pipe is provided with the first through holes and the muffling cotton, so that a noise reduction effect is achieved in an air flowing process, and the amplitude or other parameters of air flowing are changed; in the process, the amplitude of the air flow is changed, and the flowing speed of the air flow is lowered, so that friction between the air flow and the inner wall of the connection pipe is weakened, the noise of a dust collector product is greatly reduced, and the performance is improved.
Description
Technical field
The present invention relates to living electric apparatus field, particularly relate to a kind of connecting pipe component for dust catcher and there is its dust catcher.
Background technology
The syndeton of the tube connector between traditional dust arrester and ground brush assemblies is comparatively single, as shown in Figure 6, tube connector 2 ' is single layer structure, only there is one deck extension tube attached 1 ' outside, and is connected by buckle 3 ' between tube connector 2 ' and extension tube attached 1 ', but, when adopting this structure, can the noise of neighing be produced when air-flow flows through and between tube connector inwall, Fig. 7 be in traditional tube connector air-flow by time wave amplitude, arrow is airflow direction.Can find out in figure, in whole flow process, wave amplitude can not change, and thus, this structure cannot weaken or eliminate the noise of neighing produced between air-flow and tube connector inwall, thus the muting function of dust catcher product is bad.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, one object of the present invention is the connecting pipe component for dust catcher proposing a kind of excellent noise reduction effect.
Another object of the present invention is to propose a kind of dust catcher with described connecting pipe component.
A kind of connecting pipe component for dust catcher of embodiment, comprising: tube connector according to a first aspect of the present invention, the perisporium of described tube connector has multiple first through hole; Outer tube, described outer tube sleeve be located at described tube connector outer and and limit annular gap between described tube connector; And silencing cotton, described silencing cotton to be located in described annular gap and to correspond to the part described tube connector with described first through hole and arranges.
According to the connecting pipe component for dust catcher of the embodiment of the present invention, tube connector is provided with the first through hole and silencing cotton, the effect of noise reduction is served thus in the process of air current flow, change wave amplitude or other parameters of air current flow, in the process, change the wave amplitude of the air-flow flowing through tube connector, slow down the flow velocity of air-flow thus, and then the friction reduced between air-flow and tube connector inwall, greatly reduce the noise of dust catcher product, improve performance.
According to one embodiment of present invention, on described tube connector vertically and be uniformly distributed circumferentially, the pore diameter range of the first through hole is 1.5-3mm to described multiple first through hole.Manufacture simple thus and noise reduction is better.
According to one embodiment of present invention, described silencing cotton is formed as annular tube shaped and is set on the periphery wall of described tube connector, and the periphery wall of described silencing cotton and the inwall of described outer tube only support.All propagate in silencing cotton when making air-flow enter in the annular gap between tube connector and outer tube thus, thus ensure that erasure effect.
According to one embodiment of present invention, described silencing cotton comprises at least two, and described at least two silencing cottons are along the spaced apart setting of axial direction of described tube connector.
Preferably, be often provided with baffle plate between adjacent two silencing cottons, described baffle plate radially stretches out from the periphery wall of described tube connector, and described baffle plate is provided with multiple second through holes along its circumferential spaced apart distribution.
Alternatively, described second through hole is formed as circular, oval or polygon.
Preferably, the pore diameter range of each described second through hole is 1.5-3mm.
According to one embodiment of present invention, the two ends of described silencing cotton and the junction of described outer tube have sealing ring respectively to ensure the sealing of himself.
According to one embodiment of present invention, the periphery wall of described outer tube is provided with the handle for gripping.
A kind of dust catcher of embodiment, comprising: dust exhaust apparatus according to a second aspect of the present invention, and described dust exhaust apparatus has air inlet; Flexible pipe, one end of described flexible pipe is connected with described air inlet; The connecting pipe component for dust catcher according to a first aspect of the present invention described in embodiment, the described tube connector in described connecting pipe component is communicated with the other end of described flexible pipe; And ground brush assemblies, described ground brush assemblies to be connected with described tube connector by expansion link and to deliver in described dust exhaust apparatus with the air of the band dust by suction.
Thus, according to the dust catcher of the embodiment of the present invention, add wave amplitude during air current flow, slow down air-flow velocity, reduce the friction of air-flow and tube connector inwall, and then achieve the object reducing noise.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the explosive view of the connecting pipe component according to the embodiment of the present invention;
Fig. 2 is the sectional view of the connecting pipe component shown in Fig. 1;
Fig. 3 is the enlarged diagram that Fig. 1 centre circle shows A portion;
Fig. 4 is the wave amplitude schematic diagram of air current flow in the connecting pipe component according to the embodiment of the present invention;
Fig. 5 is the connection diagram of flexible pipe, connecting pipe component and telescoping tube in the dust catcher according to the embodiment of the present invention;
Fig. 6 is the structural representation of traditional tube connector;
Fig. 7 is the schematic diagram of air-flow wave amplitude in traditional tube connector.
Reference numeral:
Connecting pipe component 100;
Tube connector 1; First through hole 11;
Outer tube 2; Annular gap 20; Handle 21; Silencing cotton 3; Baffle plate 4; Second through hole 41; Sealing ring 5;
Dust exhaust apparatus 200; Air inlet 210; Flexible pipe 300; Expansion link 400; Ground brush assemblies 500
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " on ", D score, " interior ", " outward ", " circumference ", " radial direction ", the orientation of the instruction such as " axis " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
The connecting pipe component 100 according to the embodiment of the present invention is described in detail below with reference to Fig. 1-Fig. 5, connecting pipe component 100 is connected between the dust exhaust apparatus 200 of dust catcher and ground brush assemblies 500, to be sent in dust exhaust apparatus 200 via connecting pipe component 100 by the air of the band sucked from ground brush assemblies 500 dust.
As shown in figures 1 and 3, according to the connecting pipe component 100 of the embodiment of the present invention, comprise: tube connector 1, outer tube 2 and silencing cotton 3, the perisporium of tube connector 1 has multiple first through hole 11, it is outer and and limit annular gap 20 between tube connector 1 that outer tube 2 is set in tube connector 1.Alternatively, the periphery wall of outer tube 2 is provided with the handle 21 for gripping.
Silencing cotton 3 to be located in annular gap 20 and to correspond to part tube connector 1 with the first through hole 11 and arranges.
When dust catcher works, air with dust sucks from ground brush assemblies 500, when through connecting pipe component 100, as shown in Figure 2 and Figure 4 (in Fig. 4, arrow shows airflow direction), air with dust flows in tube connector 1, outwards enters in the silencing cotton 3 arranged in annular gap 20, propagate in silencing cotton 3 from the first through hole 11, enter in tube connector 1 by the first through hole 11 again, then entered in dust exhaust apparatus 200 by flexible pipe 300.
Thus, according to the connecting pipe component for dust catcher of the embodiment of the present invention, tube connector 1 is provided with the first through hole 11 and silencing cotton 3, the effect of noise reduction is served thus in the process of air current flow, change wave amplitude or other parameters of air current flow, in the process, change the wave amplitude (as shown in Figure 4) of the air-flow flowing through tube connector, slow down the flow velocity of air-flow thus, and then the friction reduced between air-flow and tube connector 1 inwall, greatly reduce the noise of dust catcher product, improve performance.
According to one embodiment of present invention, as shown in Figure 1-Figure 3, on tube connector 1 vertically and be uniformly distributed circumferentially, the pore diameter range of the first through hole 11 is 1.5-3mm to multiple first through hole 11.Manufacture simple thus and noise reduction is better.
Alternatively, as depicted in figs. 1 and 2, silencing cotton 3 is formed as annular tube shaped and is set on the periphery wall of tube connector 1, and the periphery wall of silencing cotton 3 and the inwall of outer tube 2 only support.All propagate in silencing cotton 3 when making air-flow enter in the annular gap between tube connector 1 and outer tube 2 thus, thus ensure that erasure effect.
In certain embodiments, silencing cotton 3 comprises at least two, and at least two silencing cottons 3 are along the spaced apart setting of axial direction of tube connector 1.Alternatively, be often provided with baffle plate 4 between adjacent two silencing cottons 3, as shown in Figure 1-Figure 3, baffle plate 4 radially stretches out from the periphery wall of tube connector 1, and baffle plate 4 is provided with multiple second through holes 41 along its circumferential spaced apart distribution.Preferably, the pore diameter range of each second through hole 41 is 1.5-3mm.Alternatively, the second through hole 41 is formed as circular, oval or polygon.Thus, when air-flow enters flowing after in a silencing cotton 3 from the first through hole 11, the second through hole on baffle plate 4 achieves aperture noise reduction, and then enters in another silencing cotton 3, thus reduce further noise.
As depicted in figs. 1 and 2, in preferred exemplary more of the present invention, in the junction of the two ends of silencing cotton 3 and outer tube 2, there is sealing ring 5 respectively.
First the dust catcher of embodiment is according to a second aspect of the present invention described with reference to figure 5 below.As shown in Figure 5, dust catcher comprises: dust exhaust apparatus 200, flexible pipe 300, connecting pipe component 100, expansion link 400 and ground brush assemblies 500, wherein dust exhaust apparatus 200 has air inlet 210, one end of flexible pipe 300 is connected with air inlet 210, connecting pipe component 100 is communicated with the other end of flexible pipe 300, and ground brush assemblies 500 is connected to be delivered in dust exhaust apparatus 200 by the dust of suction by expansion link 400 with connecting pipe component 100.
When dust catcher works, motor (scheming not shown) in dust exhaust apparatus 200 rotates, subnormal ambient is formed in the motor cover (scheming not shown) of dust exhaust apparatus 200, air with dust is sucked from ground brush assemblies 500, when through connecting pipe component 100, as shown in Figure 2 and Figure 4 (in Fig. 4, arrow shows airflow direction), air with dust flows in tube connector 1, outwards enter from the first through hole 11 in the silencing cotton 3 arranged in annular gap 20, second through hole of the baffle plate 4 between silencing cotton 3 and silencing cotton 3 is propagated, enter in tube connector 1 by the first through hole 11 again, then entered in dust exhaust apparatus 200 by flexible pipe 300.Thus, add air-flow wave amplitude, slow down air-flow velocity, reduce the friction of air-flow and tube connector 1 inwall, and then achieve the object reducing noise.
According to other configuration examples of the dust catcher of the embodiment of the present invention as dust exhaust apparatus 200 and brush assemblies 500 grade and operation be all known for those of ordinary skills, be not described in detail here.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (10)
1. for a connecting pipe component for dust catcher, it is characterized in that, comprising:
Tube connector, the perisporium of described tube connector has multiple first through hole;
Outer tube, described outer tube sleeve be located at described tube connector outer and and limit annular gap between described tube connector; And
Silencing cotton, described silencing cotton to be located in described annular gap and to correspond to the part described tube connector with described first through hole and arranges.
2. the connecting pipe component for dust catcher according to claim 1, is characterized in that, on described tube connector vertically and be uniformly distributed circumferentially, the pore diameter range of described first through hole is 1.5-3mm to described multiple first through hole.
3. the connecting pipe component for dust catcher according to claim 1, is characterized in that, described silencing cotton is formed as annular tube shaped and is set on the periphery wall of described tube connector, and the periphery wall of described silencing cotton and the inwall of described outer tube only support.
4. the connecting pipe component for dust catcher according to claim 3, is characterized in that, described silencing cotton comprises at least two, and described at least two silencing cottons are along the spaced apart setting of axial direction of described tube connector.
5. the connecting pipe component for dust catcher according to claim 4, it is characterized in that, often be provided with baffle plate between adjacent two silencing cottons, described baffle plate radially stretches out from the periphery wall of described tube connector, and described baffle plate is provided with multiple second through holes along its circumferential spaced apart distribution.
6. the connecting pipe component for dust catcher according to claim 5, is characterized in that, described second through hole is formed as circular, oval or polygon.
7. the connecting pipe component for dust catcher according to claim 5, is characterized in that, the pore diameter range of each described second through hole is 1.5-3mm.
8. the connecting pipe component for dust catcher according to any one of claim 1-7, the two ends of described silencing cotton and the junction of described outer tube have sealing ring respectively to ensure the sealing of himself.
9. the connecting pipe component for dust catcher according to any one of claim 1-7, is characterized in that, the periphery wall of described outer tube is provided with the handle for gripping.
10. a dust catcher, is characterized in that, comprising:
Dust exhaust apparatus, described dust exhaust apparatus has air inlet;
Flexible pipe, one end of described flexible pipe is connected with described air inlet;
The connecting pipe component for dust catcher according to any one of claim 1-9, the described tube connector in described connecting pipe component is communicated with the other end of described flexible pipe; And
Ground brush assemblies, described ground brush assemblies to be connected with described tube connector by expansion link and to deliver in described dust exhaust apparatus with the air of the band dust by suction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310518259.0A CN104545697B (en) | 2013-10-28 | 2013-10-28 | Connecting pipe component for dust catcher and the dust catcher with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310518259.0A CN104545697B (en) | 2013-10-28 | 2013-10-28 | Connecting pipe component for dust catcher and the dust catcher with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104545697A true CN104545697A (en) | 2015-04-29 |
| CN104545697B CN104545697B (en) | 2017-06-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310518259.0A Active CN104545697B (en) | 2013-10-28 | 2013-10-28 | Connecting pipe component for dust catcher and the dust catcher with it |
Country Status (1)
| Country | Link |
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| CN (1) | CN104545697B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106277A (en) * | 2017-06-26 | 2019-01-01 | 美的集团股份有限公司 | Air inlet pipe and dust catcher |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02307418A (en) * | 1989-05-23 | 1990-12-20 | Matsushita Electric Ind Co Ltd | Suction pipe for vacuum cleaner |
| JP2001238833A (en) * | 2000-02-29 | 2001-09-04 | Toshiba Tec Corp | Electric vacuum cleaner |
| CN101514649A (en) * | 2009-03-24 | 2009-08-26 | 彩虹彩色显像管总厂 | Muffler |
| JP2009219853A (en) * | 2008-02-20 | 2009-10-01 | Mitsubishi Electric Corp | Vacuum cleaner |
| CN102628392A (en) * | 2012-04-11 | 2012-08-08 | 宁波市鄞州吉士汽配有限公司 | Muffler |
| CN102908101A (en) * | 2011-08-05 | 2013-02-06 | 松下电器产业株式会社 | Electric vacuum cleaner |
| CN203555697U (en) * | 2013-10-28 | 2014-04-23 | 江苏美的春花电器股份有限公司 | Connecting pipe assembly used for dust collector and dust collector provided with connecting pipe assembly |
-
2013
- 2013-10-28 CN CN201310518259.0A patent/CN104545697B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02307418A (en) * | 1989-05-23 | 1990-12-20 | Matsushita Electric Ind Co Ltd | Suction pipe for vacuum cleaner |
| JP2001238833A (en) * | 2000-02-29 | 2001-09-04 | Toshiba Tec Corp | Electric vacuum cleaner |
| JP2009219853A (en) * | 2008-02-20 | 2009-10-01 | Mitsubishi Electric Corp | Vacuum cleaner |
| JP4879238B2 (en) * | 2008-02-20 | 2012-02-22 | 三菱電機株式会社 | Vacuum cleaner |
| CN101514649A (en) * | 2009-03-24 | 2009-08-26 | 彩虹彩色显像管总厂 | Muffler |
| CN102908101A (en) * | 2011-08-05 | 2013-02-06 | 松下电器产业株式会社 | Electric vacuum cleaner |
| CN102628392A (en) * | 2012-04-11 | 2012-08-08 | 宁波市鄞州吉士汽配有限公司 | Muffler |
| CN203555697U (en) * | 2013-10-28 | 2014-04-23 | 江苏美的春花电器股份有限公司 | Connecting pipe assembly used for dust collector and dust collector provided with connecting pipe assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106277A (en) * | 2017-06-26 | 2019-01-01 | 美的集团股份有限公司 | Air inlet pipe and dust catcher |
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| Publication number | Publication date |
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| CN104545697B (en) | 2017-06-06 |
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| CB02 | Change of applicant information |
Address after: No. 39 Cao Hu road Xiangcheng Economic Development Zone in Suzhou City, Jiangsu province 215100 Applicant after: JIANGSU MIDEA CLEANING ELECTRICAL APPLIANCE CO., LTD. Address before: River Road, Suzhou City, Jiangsu Province, Li Xiangcheng District No. 999 215131 Applicant before: Jiangsu Midea Chunhua Electric Appliance Co., Ltd. |
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