CN103075540A - Cool air output flow-rate adjusting structure of electric switching valve - Google Patents
Cool air output flow-rate adjusting structure of electric switching valve Download PDFInfo
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- CN103075540A CN103075540A CN2013100029471A CN201310002947A CN103075540A CN 103075540 A CN103075540 A CN 103075540A CN 2013100029471 A CN2013100029471 A CN 2013100029471A CN 201310002947 A CN201310002947 A CN 201310002947A CN 103075540 A CN103075540 A CN 103075540A
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Abstract
The invention discloses a cool air output flow-rate adjusting structure of an electric switching valve, and the cool air output flow-rate adjusting structure comprises a supporting seat and a switch gasket, wherein the top surface of the supporting seat is provided with an air outlet, the switch gasket can open or close the air outlet in the rotation process, and the cool air output flow-rate adjusting structure is characterized in that the top surface of the supporting seat is provided with a groove with the head part being communicated with the air outlet, and the cross section area of the groove is gradually reduced from the head part to the tail part of the groove. Compared with the prior art, the cool air output flow-rate adjusting structure has the advantages that firstly the top surface of the supporting seat is provided with the groove with the head part being communicated with the air outlet, and the area of the cross section of the groove is gradually reduced from the head part to the tail part of the groove, so that the adjusting structure is simple; and secondly, in the rotation process of the switch gasket, the length of the groove, exposed in an opening area of the switch gasket, is changed, i.e. the switch gasket can slightly open or close the air outlet which is communicated with the groove, so that the cool air output flow rate of the air outlet is precisely adjusted.
Description
Technical field
The present invention relates to a kind of dynamoelectric switching valve, specifically refer to a kind of cold air output flow regulation structure of dynamoelectric switching valve.
Background technique
At present, energy-saving and cost-reducing refrigerator more and more welcomed by the people, in order to reduce energy consumption of refrigerator, with dynamoelectric switching valve the cold air output flow being regulated is wherein key technology.In the prior art, the dynamoelectric switching valve that a lot of different types of structure are arranged, a kind of dynamoelectric switching valve is disclosed such as JP 2002-122366 Japanese Laid-Open Patent Publication, it is at valve seat an entrance stream to be set to be positioned at from locational outlet stream with two, turned round the slide block of driving on the opposite of valve seat, the passage opening/closing shape section that formation is made of open zone and non-open zone, thereby when slide block rotates, can distribute to two outlet streams to the refrigerant of entrance stream by the change in location of described passage opening/closing shape section and two exit passageways.In this dynamoelectric switching valve, passage opening/closing shape section on the slide block is divided into Opening field and non-development field by rib shape wall part, because non-Opening field is pocket shape, so the slide block end-face structure must have rib shape wall part, this slider end mask has structure and the shape matching complexity in jut and minute field, may cause expensive.And in non-Opening field, when refrigerant flowed out from 2 ~ 4 outlet streams, the discharge of outlet stream was uncontrollable, is difficult to the usage requirement that reaches desirable.In addition, structure based on passage opening/closing shape section, because wherein any outlet stream can both be changed between conducting and two states of closing fast, a Small-angle Rotation that is slide block just can be realized conducting and close two conversions between the state, therefore, the fine adjustment that is difficult to the refrigerant output flow realized.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned prior art present situation, provides a kind of simple in structure and can realize the cold air output flow regulation structure of the dynamoelectric switching valve of fine adjustment.
The present invention solves the problems of the technologies described above the technological scheme that adopts: the cold air output flow regulation structure of this dynamoelectric switching valve, include supporting base and switch spacer, described supporting base end face has the air outlet, described air outlet can be opened or close to described switch spacer in rotation process, it is characterized in that: have the groove that head is connected with the air outlet at described supporting base end face, and the section area of described groove is to fluted tail from the groove head and reduces trend.
Preferably, the A/F of described groove is to fluted tail from the groove head and reduces trend.Like this, the circulation area of groove gradually changes, and is beneficial to the fine adjustment of realizing the air outlet output flow.
Further preferred, the degree of depth of described groove is to fluted tail from the groove head and reduces trend.Become its degree of depth and width to reduce to fluted tail from the groove head simultaneously groove design, it is more obvious to make the section area of groove reduce trend, and then so that air outlet cold air output flow is regulated more effective.
Described groove can have the various structures form, as a kind of preferred version, the leading portion groove and the back segment groove that link to each other before and after described groove comprises, described leading portion groove is connected with described air outlet, and the section area of leading portion groove reduces from front to back gradually, and the sectional area of described back segment groove remains unchanged from front to back.
Preferred as above-mentioned arbitrary scheme, described air outlet includes the first air outlet and the second air outlet, and described groove is one, and the head of this groove is connected with described the first air outlet, and the afterbody of this groove is towards described the second air outlet.Certainly, also can each air outlet the groove to there being to be communicated with it respectively, thereby the cold air output quantity of each air outlet is regulated.
Further preferred, the head of described groove is to the curved sigmoid of afterbody.Groove adopts the arc shape bending, and not only structure is more reasonable, and is beneficial to the Flow-rate adjustment that realizes the air outlet.
Compared with prior art, the invention has the advantages that: at first, this regulation structure has the groove that head is connected with the air outlet at the supporting base end face, and the section area of groove is to fluted tail from the groove head and reduces trend, and as seen this regulation structure is comparatively simple; Secondly, in the rotation process of switch spacer, the length that groove exposes to the switch spacer open area can change gradually, and namely switch spacer can carry out trickle unlatching or closes the air outlet that is communicated with this groove, thereby makes the cold air output flow of this air outlet obtain fine adjustment.
Description of drawings
Fig. 1 is the structural representation of the supporting base of the embodiment of the invention;
Fig. 2 is the side view of supporting base shown in Figure 1;
Fig. 3 is the air outlet that is interconnected among Fig. 1 and the partial schematic diagram of groove;
Fig. 4 is the schematic representation of another angle of Fig. 3;
Fig. 5 is the structural representation of the switch spacer that is used of the embodiment of the invention and supporting base.
Fig. 6 is the sectional view of switch spacer shown in Figure 5.
Embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
To shown in Figure 6, this dynamoelectric switching valve cold air output flow regulation structure realizes that by the cooperation of supporting base 1 and switch spacer 2 during dynamoelectric switching valve work, switch spacer 2 can rotate relative to supporting base 1 under the drive of dynamoelectric switching valve rotor such as Fig. 1.
In the present embodiment, supporting base 1 end face has the first air outlet 31 and the second air outlet 32, and the head of groove 4 is connected with the first air outlet 31, and the afterbody of groove 4 is towards the second air outlet 32, and groove 4 curved sigmoids.Particularly, this groove 4 is comprised of leading portion groove 41 and the back segment groove 42 that front and back link to each other, and leading portion groove 41 is connected with the first air outlet 31, and its A/F and the degree of depth all reduce from front to back gradually, and its section area is also corresponding to be reduced gradually thereby make.Back segment groove 42 is connected with leading portion groove 41, and its width and the degree of depth all remain unchanged from front to back, thereby its section area is also remained unchanged.
Have center mounting hole 23 and the rotor mounting hole 24 that is positioned at center mounting hole one side at switch spacer 2, center mounting hole 23 is used for installing rotor shaft, rotor mounting hole 24 is used for installing rotor, and the bottom of switch spacer 2 forms step, thereby forms sealing surface 21 and open area 22.During installation, switch spacer 2 is placed on the supporting base 1, and its sealing surface 21 keeps sealing with supporting base 1 end face.When not sealed 21 of the air outlet of supporting base 1 covered, this air outlet was in open mode.When the air outlet of supporting base 1 covered for sealed 21 fully, this air outlet was in closed condition.
In the present embodiment, for the first air outlet 31, in switch spacer 2 rotation processes, even the first air outlet 31 itself also is in sealed 21 state that covers, because groove 4 and the first air outlet 31 are in connected state, therefore, as long as not sealed 21 of groove 4 covers fully, cold air just can flow in the groove 4 by open area 22, and then flows in the first air outlet 31.In switch spacer 2 rotation processes, groove 4 is opened gradually or is closed gradually, and, because the section area of groove 4 is the trend that reduces gradually from head to afterbody, the circulation area of groove 4 changes gradually, thereby first air outlet 31 can not open suddenly or close, but open gradually or close gradually, thereby realize fine adjustment to the first air outlet 31 cold air output flows.
The above is preferred implementation of the present invention only, should be pointed out that for those of ordinary skills, not breaking away under the principle prerequisite of the present invention, can make multiple remodeling or improvement to the present invention.Supporting base end face groove such as this flow adjusting structure is not limited to the form that present embodiment provides, and reduces trend so long as the section area of groove is to fluted tail from the groove head; Quantity such as the air outlet also is not limited to two again, can be more than two, and the number of groove also is not limited to one, can be the groove that each air outlet is communicated with a correspondence, all regulates with the output flow to each air outlet; These all are considered as within protection scope of the present invention.
Claims (6)
1. the cold air output flow regulation structure of a dynamoelectric switching valve, include supporting base (1) and switch spacer (2), described supporting base (1) end face has the air outlet, described air outlet can be opened or close to described switch spacer (2) in rotation process, it is characterized in that: have the groove (4) that head is connected with the air outlet at described supporting base (1) end face, and the section area of described groove (4) is to fluted tail from the groove head and reduces trend.
2. the cold air output flow regulation structure of dynamoelectric switching valve according to claim 1 is characterized in that: the A/F of described groove (4) is to fluted tail from the groove head and reduces trend.
3. the cold air output flow regulation structure of dynamoelectric switching valve according to claim 2 is characterized in that: the degree of depth of described groove (4) is to fluted tail from the groove head and reduces trend.
4. the cold air output flow regulation structure of dynamoelectric switching valve according to claim 1, it is characterized in that: the leading portion groove (41) and the back segment groove (42) that link to each other before and after described groove (4) comprises, described leading portion groove (41) is connected with described air outlet, and the section area of leading portion groove (41) reduces from front to back gradually, and the sectional area of described back segment groove (42) remains unchanged from front to back.
5. the cold air output flow regulation structure of any one described dynamoelectric switching valve in 4 according to claim 1, it is characterized in that: described air outlet includes the first air outlet (31) and the second air outlet (32), described groove (4) is one, and the head of this groove (4) is connected with described the first air outlet (31), and the afterbody of this groove (4) is towards described the second air outlet (32).
6. the cold air output flow regulation structure of dynamoelectric switching valve according to claim 5, it is characterized in that: the head of described groove (4) is to the curved sigmoid of afterbody.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100029471A CN103075540A (en) | 2013-01-04 | 2013-01-04 | Cool air output flow-rate adjusting structure of electric switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100029471A CN103075540A (en) | 2013-01-04 | 2013-01-04 | Cool air output flow-rate adjusting structure of electric switching valve |
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| Publication Number | Publication Date |
|---|---|
| CN103075540A true CN103075540A (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013100029471A Pending CN103075540A (en) | 2013-01-04 | 2013-01-04 | Cool air output flow-rate adjusting structure of electric switching valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736725A (en) * | 2014-12-10 | 2016-07-06 | 西安航空动力控制科技有限公司 | Rotary plate flow control mechanism |
| CN107166882A (en) * | 2017-07-07 | 2017-09-15 | 银川利智信知识产权咨询服务有限公司 | Vacuum freeze drying cabin refrigerant distributor |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005543A (en) * | 2000-06-19 | 2002-01-09 | Saginomiya Seisakusho Inc | Combined valve of four-way selector valve and motorized expansion valve |
| JP2002122366A (en) * | 2000-08-11 | 2002-04-26 | Saginomiya Seisakusho Inc | Electric change-over valve and refrigeration cycle device for freezer and refrigerator |
| CN1374470A (en) * | 2001-03-02 | 2002-10-16 | 太平洋工业株式会社 | Electric flow control valve |
| CN1493805A (en) * | 2002-09-30 | 2004-05-05 | 株式会社不二工机 | Electric valve |
| JP2004263725A (en) * | 2003-02-14 | 2004-09-24 | Saginomiya Seisakusho Inc | Electrically driven control valve |
| CN101050821A (en) * | 2006-04-03 | 2007-10-10 | 三星电子株式会社 | Passage switching valve and refrigerator having the same |
| CN101762124A (en) * | 2008-11-17 | 2010-06-30 | 浙江三花股份有限公司 | Electric throttling distributor, air conditioner system and flow control method thereof |
| CN203051844U (en) * | 2013-01-04 | 2013-07-10 | 宁波爱姆优东海精工电器有限公司 | Cool air outlet flow regulating structure of electric switching valve |
-
2013
- 2013-01-04 CN CN2013100029471A patent/CN103075540A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005543A (en) * | 2000-06-19 | 2002-01-09 | Saginomiya Seisakusho Inc | Combined valve of four-way selector valve and motorized expansion valve |
| JP2002122366A (en) * | 2000-08-11 | 2002-04-26 | Saginomiya Seisakusho Inc | Electric change-over valve and refrigeration cycle device for freezer and refrigerator |
| CN1374470A (en) * | 2001-03-02 | 2002-10-16 | 太平洋工业株式会社 | Electric flow control valve |
| CN1493805A (en) * | 2002-09-30 | 2004-05-05 | 株式会社不二工机 | Electric valve |
| JP2004263725A (en) * | 2003-02-14 | 2004-09-24 | Saginomiya Seisakusho Inc | Electrically driven control valve |
| CN101050821A (en) * | 2006-04-03 | 2007-10-10 | 三星电子株式会社 | Passage switching valve and refrigerator having the same |
| CN101762124A (en) * | 2008-11-17 | 2010-06-30 | 浙江三花股份有限公司 | Electric throttling distributor, air conditioner system and flow control method thereof |
| CN203051844U (en) * | 2013-01-04 | 2013-07-10 | 宁波爱姆优东海精工电器有限公司 | Cool air outlet flow regulating structure of electric switching valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736725A (en) * | 2014-12-10 | 2016-07-06 | 西安航空动力控制科技有限公司 | Rotary plate flow control mechanism |
| CN107166882A (en) * | 2017-07-07 | 2017-09-15 | 银川利智信知识产权咨询服务有限公司 | Vacuum freeze drying cabin refrigerant distributor |
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Application publication date: 20130501 |