CN203837335U - Micro-channel heat exchanger with dust removal function - Google Patents
Micro-channel heat exchanger with dust removal function Download PDFInfo
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- CN203837335U CN203837335U CN201420157329.4U CN201420157329U CN203837335U CN 203837335 U CN203837335 U CN 203837335U CN 201420157329 U CN201420157329 U CN 201420157329U CN 203837335 U CN203837335 U CN 203837335U
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- heat exchanger
- micro
- channel heat
- screen pack
- interlude
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Abstract
The utility model relates to a micro-channel heat exchanger. The micro-channel heat exchanger with the dust removal function comprises a micro-channel heat exchanger, and is characterized in that a filtering screen is arranged on the air inlet side of the micro-channel heat exchanger; a two-way fan is arranged on the air outlet side of the filtering screen; the filtering screen is provided with a plurality of meshes; the meshes are divided into an air inlet section, an intermediate section and an air outlet section in sequence; the area of the opening of the intermediate section is larger than that of the opening of the air inlet section; the area of the opening of the intermediate section is larger than that of the opening of the air outlet section; the intermediate section is provided with a non-setting adhesive layer. The micro-channel heat exchanger can prevent the phenomenon of soot accumulation filth blockage, and solves the problem that the existing micro-channel heat exchanger is easy to cause the phenomenon of soot accumulation filth blockage.
Description
Technical field
The utility model relates to micro-channel heat exchanger, relates in particular to the micro-channel heat exchanger with dedusting function.
Background technology
Compare with conventional heat exchanger, micro-channel heat exchanger not only volume is little, and the coefficient of heat transfer is large, and heat exchange efficiency is high, can meet higher Energy Efficiency Standard, and has good withstand voltage properties, can CO2 be working medium refrigeration, meets environmental requirement.In Chinese Patent Application No., be 2010101329465, within open day, be Augusts 18 in 2010 day, be called in the patent document of " micro-channel heat exchanger " and disclose a kind of micro-channel heat exchanger.Micro-channel heat exchanger comprises the first header, the second header and flat tube, and flat tube, for two the first headers and the second header, is provided with fin between adjacent flat tube.At present, the production method of key technology-micro-channel parallel flow pipe (flat tube) of micro-channel heat exchanger is gradually ripe at home, but micro-channel heat exchanger fin is compared with conventional heat exchanger, more easily produce the dirty stifled phenomenon of dust stratification, and after the dirty stifled phenomenon of generation dust stratification, can reduce the heat transfer effect of heat exchanger.
Utility model content
The utility model provides a kind of can prevent that micro-heat exchanger from producing the micro-channel heat exchanger with dedusting function of the dirty stifled phenomenon of dust stratification, solved the problem that existing micro-heat exchanger easily produces the dirty stifled phenomenon of dust stratification.
Above technical problem solves by following technical proposal: a kind of micro-channel heat exchanger with dedusting function, comprise micro-channel heat exchanger, it is characterized in that, the inlet side of described micro-channel heat exchanger is provided with screen pack, the air side of described screen pack is provided with two-way blower fan, described screen pack is provided with some mesh, described mesh is provided with wind inlet section, interlude and wind outlet section successively, the aperture area of described interlude is greater than the aperture area of described wind inlet section, the aperture area of described interlude is greater than the aperture area of described wind outlet section, and described interlude is provided with non-drying glue layer.When needs heat exchange, blower fan makes air-flow flow to micro-channel heat exchanger from screen pack, when air flow stream is crossed screen pack, the dust (hereinafter referred to as big dust particle) that granularity is greater than the aperture of wind inlet section is trapped on the surface of inlet side of screen pack, the dust (hereinafter referred to as granule dust) that granularity is less than the aperture of wind inlet section enters wind inlet section together and arrives interlude in company with air-flow, interlude plays the effect that reduces unhurried current, make granule dust produce depositional phenomenon at interlude, thereby the dust content in the air-flow that makes to flow out through wind outlet section further reduces and granularity is little, when granule dust touches non-drying glue layer, by non-drying glue layer, adhered to, avoid again kicking up and enter micro-channel heat exchanger.When needs carry out dedusting to screen pack, blower fan direction flows, and wind flows to screen pack through micro-channel heat exchanger, and now the dust of the air-flow of reverse flow through being deposited on screen pack blows off, thereby plays the effect of automatic dust removing.
The utility model also comprises the pendulum that knocks described screen pack and the motor that drives pendulum swing.Screen pack is carried out in the process of dedusting, by motor, drive pendulum to swing back and forth, in the process that pendulum swings, knock screen pack, dust on screen pack is dropped, thereby the direction air-flow that blower fan produces can be blown off dust more easily from screen pack, effective when screen pack is carried out to dedusting.
As preferably, described pendulum is positioned at the air side of described screen pack.Can more effectively make the dust on screen pack drop, can reduce dust and drop and enter the probability of mesh in process.
The utility model also comprises installing rack, and described screen pack is movably connected on described installing rack, between described screen pack and installing rack, is provided with vibrating spring.Can more effectively make dust drop from screen pack.
As preferably, between the entrance point of described interlude and the port of export of described wind inlet section, be provided with air intake transition face, the bus of described air intake transition face is less than or equal to 70 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.Air intake transition face can guide air-flow to scatter, and makes dust be more prone to produce deposition in interlude.
As preferably, the bus of described air intake transition face is less than or equal to 30 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.Can keep the deposition of interlude to dust, can make again the dust in interlude can enter into more like a cork wind inlet section.
As preferably, described blower fan is at described screen pack and be between channel heat exchanger.Effective when screen pack is cleaned.
As preferably, between the port of export of described interlude and the entrance point of described wind outlet section, be provided with air-out transition face, the bus of described air-out transition face is more than or equal to 120 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.Can improve the deposition of interlude to granule dust, air flow stream is crossed in the process of interlude and is not easy to cause the dust by having deposited to blow in wind outlet section.
As preferably, the aperture area of described wind inlet section is less than the aperture area of described wind outlet section.Can more effectively prevent that filter screen from producing clogging.
As preferably, described non-drying glue layer covers inner surface whole of described interlude.Can improve the ability that interlude adheres to dust.
The utlity model has following advantage: the inlet side at micro-heat exchanger arranges screen pack, can filter out big dust particle, make micro-heat exchanger be not easy to produce the dirty stifled phenomenon of dust stratification; And then the mesh that makes screen pack forms by three sections and the aperture area of the open area ratio air inlet/outlet section of interlude is large, thereby also can play deposition to granule dust, the probability that micro-heat exchanger produces the dirty stifled phenomenon of dust stratification is further reduced; Non-drying glue layer is set, can prevents that dust from being kicked up again; Two-way blower fan is set, the fluency in the time of can improving air flow stream and cross screen pack and the heat transfer effect of micro-channel heat exchanger, can plays automatic cleaning action to screen pack again.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the local enlarged diagram at the A place of Fig. 1.
Fig. 3 is the structural representation of the utility model embodiment bis-.
In figure: installing rack 1, chute 11, micro-channel heat exchanger 2, screen pack 3, mesh 31, wind inlet section 311, the port of export 3111 of wind inlet section, interlude 312, the port of export 3121 of interlude, the entrance point 3122 of interlude, wind outlet section 313, the entrance point 3131 of wind outlet section, air-out transition face 314, the bus 3141 of air-out transition face, air intake transition face 315, the bus 3151 of air intake transition face, motor 4, pendulum 5, fork 51, vibrating spring 6, non-drying glue layer 7, two-way blower fan 8, the determined straight line L of the port of export of wind inlet section and the entrance point of wind outlet section.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
Embodiment mono-, referring to Fig. 1, has the micro-channel heat exchanger of dedusting function, comprises installing rack 1, micro-channel heat exchanger 2, screen pack 3 and two-way blower fan 8.
Micro-channel heat exchanger 2 is connected to the left end of installing rack 1.Two-way blower fan 8 is positioned at the right side of micro-channel heat exchanger 2.Installing rack 1 is also connected with some motors 4.On the power output shaft of motor 4, be also connected with fork 51.The end of fork 51 is connected with pendulum 5.Motor 4 and pendulum 5 are all positioned at the right side of two-way blower fan 8.The right-hand member of installing rack 1 is provided with chute 11.Chute 11 extends along left and right directions.The edge mate chute 11 of screen pack 3 is slidably connected at the right-hand member of installing rack 1.
Between screen pack 3 and installing rack 1, be also provided with vibrating spring 6.The direction of vibration of vibrating spring 6 is left and right directions.Screen pack 3 is positioned at the right side of pendulum 5 and motor 4.Screen pack 3 is provided with some mesh 31.Mesh 31 comprises wind inlet section 311, interlude 312 and the wind outlet section 313 setting gradually.Interlude 312 is provided with non-drying glue layer 7.Non-drying glue layer 7 covers the whole inner surface of interlude 312.
Referring to Fig. 2, the aperture area of interlude 312 is greater than the aperture area of wind inlet section 311.The aperture area of interlude 312 is greater than the aperture area of wind outlet section 313.The aperture area of wind inlet section 311 is less than the aperture area of wind outlet section 313.Between the port of export 3121 of interlude and the entrance point 3131 of wind outlet section, be provided with air-out transition face 314.The bus 3141 of air-out transition face equals 90 ° with the angle between the port of export of wind inlet section and the determined straight line L of the entrance point of wind outlet section.Between the entrance point 3122 of interlude and the port of export 3111 of wind inlet section, be provided with air intake transition face 315.The bus 3151 of air intake transition face equals 70 ° with the angle between the port of export of wind inlet section and the determined straight line L of the entrance point of wind outlet section.
Referring to Fig. 1 and Fig. 2, while carrying out heat exchange by micro-channel heat exchanger, left the flowing of air-flow dextrad of playing two-way blower fan 8 and two-way blower fan 8 being produced, then first air-flow pass through micro-heat exchanger 2 through screen pack 3, produces heat exchange effect during the micro-heat exchanger 2 of air-flow process.When air flow stream is crossed screen pack 3, the inlet side that big dust particle is trapped in screen pack 3 is in figure in right lateral surface, granule dust enters together wind inlet section 311 in company with air-flow and arrives interlude 312, interlude 312 plays the effect that reduces unhurried current, make granule dust produce depositional phenomenon at interlude 312, when dust touches non-drying glue layer 7, by non-drying glue layer 7, adhered to and can again not kick up, then air-flow is further through wind outlet section 313 outflow filter nets 3.
When needs carry out dedusting to screen pack 3, two-way blower fan 8 is rotated backward, the air-flow that two-way blower fan 8 produces is for moving from left to right.Play motor 4, motor 4 drives pendulum 5 reciprocally swingings by fork 51, pendulum 5 knocks the surface, air side of screen pack 3, thereby dust is departed from screen pack 3, knock vibrating spring 6 in process and produce vibration, air-flow, through the screen pack 3 that blows off of the dust under coming off, plays the effect of screen pack being carried out to dedusting.
Embodiment bis-, referring to Fig. 3, are: the bus 3151 of air intake transition face equals 30 ° with the angle between the port of export of wind inlet section and the determined straight line L of the entrance point of wind outlet section with the difference of embodiment mono-.The bus 3141 of air-out transition face is 120 ° with the angle between the port of export of wind inlet section and the determined straight line L of the entrance point of wind outlet section.
Claims (10)
1. a micro-channel heat exchanger with dedusting function, comprise micro-channel heat exchanger, it is characterized in that, the inlet side of described micro-channel heat exchanger is provided with screen pack, the air side of described screen pack is provided with two-way blower fan, described screen pack is provided with some mesh, described mesh is provided with wind inlet section, interlude and wind outlet section successively, the aperture area of described interlude is greater than the aperture area of described wind inlet section, the aperture area of described interlude is greater than the aperture area of described wind outlet section, and described interlude is provided with non-drying glue layer.
2. the micro-channel heat exchanger with dedusting function according to claim 1, is characterized in that, also comprises and knocks the pendulum of described screen pack and the motor that drives pendulum to swing.
3. the micro-channel heat exchanger with dedusting function according to claim 2, is characterized in that, described pendulum is positioned at the air side of described screen pack.
4. according to the micro-channel heat exchanger with dedusting function described in claim 2 or 3, it is characterized in that, also comprise installing rack, described screen pack is movably connected on described installing rack, between described screen pack and installing rack, is provided with vibrating spring.
5. according to the micro-channel heat exchanger with dedusting function described in claim 1 or 2 or 3, it is characterized in that, between the entrance point of described interlude and the port of export of described wind inlet section, be provided with air intake transition face, the bus of described air intake transition face is less than or equal to 70 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.
6. the micro-channel heat exchanger with dedusting function according to claim 5, is characterized in that, the bus of described air intake transition face is less than or equal to 30 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.
7. according to the micro-channel heat exchanger with dedusting function described in claim 1 or 2 or 3, it is characterized in that, described blower fan is at described screen pack and be between channel heat exchanger.
8. according to the micro-channel heat exchanger with dedusting function described in claim 1 or 2 or 3, it is characterized in that, between the port of export of described interlude and the entrance point of described wind outlet section, be provided with air-out transition face, the bus of described air-out transition face is more than or equal to 120 ° with the angle between the port of export of wind inlet section and the determined straight line of the entrance point of wind outlet section.
9. according to the micro-channel heat exchanger with dedusting function described in claim 1 or 2 or 3, it is characterized in that, the aperture area of described wind inlet section is less than the aperture area of described wind outlet section.
10. according to the micro-channel heat exchanger with dedusting function described in claim 1 or 2 or 3, it is characterized in that, described non-drying glue layer covers inner surface whole of described interlude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420157329.4U CN203837335U (en) | 2014-04-02 | 2014-04-02 | Micro-channel heat exchanger with dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420157329.4U CN203837335U (en) | 2014-04-02 | 2014-04-02 | Micro-channel heat exchanger with dust removal function |
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| Publication Number | Publication Date |
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| CN203837335U true CN203837335U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420157329.4U Expired - Fee Related CN203837335U (en) | 2014-04-02 | 2014-04-02 | Micro-channel heat exchanger with dust removal function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149296B (en) * | 2015-08-28 | 2017-09-22 | 溧阳市华鹏电力仪表有限公司 | A kind of ammeter dedusting tin removing device |
| CN108722672A (en) * | 2018-06-13 | 2018-11-02 | 伊婕 | A kind of indoor dust-extraction unit of factory |
-
2014
- 2014-04-02 CN CN201420157329.4U patent/CN203837335U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149296B (en) * | 2015-08-28 | 2017-09-22 | 溧阳市华鹏电力仪表有限公司 | A kind of ammeter dedusting tin removing device |
| CN108722672A (en) * | 2018-06-13 | 2018-11-02 | 伊婕 | A kind of indoor dust-extraction unit of factory |
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| 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: 20140917 Termination date: 20150402 |
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| EXPY | Termination of patent right or utility model |