CN103016791A - Electric switching valve - Google Patents
Electric switching valve Download PDFInfo
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- CN103016791A CN103016791A CN2012105880437A CN201210588043A CN103016791A CN 103016791 A CN103016791 A CN 103016791A CN 2012105880437 A CN2012105880437 A CN 2012105880437A CN 201210588043 A CN201210588043 A CN 201210588043A CN 103016791 A CN103016791 A CN 103016791A
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Abstract
The invention discloses an electric switching valve which comprises a valve body, a stator part and an installation bracket. The valve body comprises a valve shell, a motor rotor, a slide block, a slide plate and a valve seat assembly. The valve seat assembly comprises a valve seat and an inlet pipe A, three outlet pipes B, C and D. The slide plate is provided with a liquid inlet hole a, and three liquid outlet holes b, c and d. The liquid inlet hole a is aligned with the liquid inlet hole A on the valve seat, and the three liquid outlet holes b, c and d are aligned with the three liquid outlet holes B, C and D. The slide block is provided with three flow grooves, and when the motor rotor rotates, the slide block is driven to rotate. In the rotary process of the slide block, the three flow grooves can be respectively communicated with one liquid inlet hole a and the three liquid outlet holes b, c and d, so that various working states can be realized. The electric switching valve has the beneficial effects that the processing difficulty of the slide plate is solved and the process of product is improved, so that the valve is appropriate for batch production. The difficulty of poor interchangeability of the electric switching valve is solved. The electric switching valve has various working states, so that different manufacturers can realize different control requirements just by adjusting a driving program.
Description
Technical field
The invention belongs to refrigeration technology, specifically refrigeration, freezing, heterothermic refrigerator dynamoelectric switching valve.
Background technique
Chinese patent CN100478596C, CN101275678B, CN101270826B, CN101230928B, CN100478596C disclose several dynamoelectric switching valves, they all are by rotating with stator component drive motor rotor, rotor band movable slider rotates, and slide block relatively rotates with slide plate, is provided with groove or hole or groove on the slide block, when this groove or hole or groove are aimed at valve port on the slide plate, be connected to outer pipe on this hole with regard to conducting.Umber of pulse control slide block by the control inputs stator component rotates, and realizes being welded on a inlet tube on the slide plate and the break-make of two or more outer pipes and switches.
Above-mentioned dynamoelectric switching valve all is to adopt copper pipe directly to be welded on the slide plate, and welding easily causes the slide plate distortion, make between slide block and slide plate sealing poor, and the slide plate processing technology is complicated, is unfavorable for batch production and control product reject ratio.The mortor operated valve of the type is wide in variety in addition, and each valve only has four kinds of working staties, and interchangeability is poor.
Summary of the invention
Deficiency for above-mentioned dynamoelectric switching valve exists the objective of the invention is to having refrigeration, and refrigerator freezing, the alternating temperature function provides high-performance, and high energy saving is simple in structure, and reliability is high, and interchangeability is good, and cost is low, is fit to the dynamoelectric switching valve of batch production.
To achieve these goals, the present invention is by the following technical solutions:
Dynamoelectric switching valve comprises: valve body, stator component and mounting bracket, described stator component and mounting bracket are sleeved on the described valve body, and described mounting bracket and described stator component are fixed together; It is characterized in that,
Described valve body comprises valve casing, rotor, slide block, slide plate and valve component;
Described valve component comprises a valve seat and inlet tube A, three outer pipe B, C, D; Offer an inlet opening A, three liquid outlet opening B, C, D at described valve seat, wherein the end of inlet tube A is fixed among the described inlet opening A, the end of three outer pipe B, C, D is separately fixed among described three liquid outlet opening B, C, the D, is provided with plane at described valve seat;
The bottom of described valve casing is fixed on the described valve seat;
Described slide plate rivet clasp in described valve casing and be positioned at described valve seat upper plane above, this slide plate has sealing surface and lower sealing surface on one, the upper plane of the lower sealing surface of slide plate and described valve seat complements each other to form sealing; Offer an inlet opening a, three liquid outlet opening b, c, d at this slide plate, inlet opening a aims at the inlet opening A on the valve seat, and three liquid outlet opening b, c, d aim at respectively liquid outlet opening B, C, the D on the valve seat;
Described slide block is arranged on rotationally in the described valve casing and is positioned at the top of described slide plate, and this slide block has a lower sealing surface, and the upper sealing surface on the lower sealing surface on the slide block and the described slide plate is bonded to each other; On the lower sealing surface of described slide block, be provided with three fluid grooves along circumferentially spaced apart,
Described rotor is installed in rotation in the described valve casing and with described slide block and is connected, and when rotor rotates, drives described slide block and rotates;
In the described slide block rotation process, three fluid grooves can with described slide plate on an inlet opening a, three liquid outlet opening b, c, d be communicated with respectively, can be achieved as follows eight kinds of working staties:
The first working position, inlet tube A and outer pipe B, C, D lead to;
The second working position, inlet tube A and outer pipe C conducting, but and close between outer pipe B, the D and outer pipe B, D between also close;
The 3rd working position, inlet tube A and outer pipe B, but and close between outer pipe C, the D and outer pipe C, D between also close;
The 4th working position, inlet tube A and outer pipe C, D conducting, but and close between the outer pipe B;
The 5th working position, inlet tube A and outer pipe D conducting, but and close between outer pipe B, the C and outer pipe B, C between also close;
The 6th working position, inlet tube A and outer pipe B, C conducting, but and close between the export mouth pipe D;
The 7th working position, inlet tube A and outer pipe B, D conducting, and close between the outer pipe C;
The 8th working position, inlet tube A and outer pipe B, C, D are also obstructed between obstructed and outer pipe B, C, the D;
Above order arranges or discontinuous setting continuously, but described the first working position is corresponding with initial position of rotor; Can change in addition the position of the position of slide block spout or rotor stop surface can be only with certain several working positions of top eight working positions.
On described valve seat, also offer a lower locating column hole, also offering locating column hole on this slide plate, be inserted with a locating column in upper locating column hole on described slide plate and the lower locating column hole on the described valve seat, be provided with a stop ledge in the bottom of described rotor, described stop ledge has two stop surfaces, the rotation angle of two stop surfaces and the described rotor of described locating column engagement limits.
Between the lower sealing surface of the upper plane of described valve seat and described slide plate, be provided with a sealing rubber pad, valve seat, sealing rubber pad and slide plate press and are integral, offer a feed liquor via a ' at described sealing rubber pad, three fluid via b ', c ', d ' and an interfix post hole, described locating column passes described interfix post hole, be communicated with the inlet opening a on the described slide plate of feed liquor via a ' aligning and the inlet opening A on the valve seat and with them, liquid outlet opening b on the described slide plate of fluid via b ' aligning and the liquid outlet opening B on the valve seat also are communicated with them, liquid outlet opening c on the described slide plate of fluid via c ' aligning and the liquid outlet opening C on the valve seat also are communicated with them, the liquid outlet opening d on the described slide plate of fluid via d ' alignings and the liquid outlet opening D on the valve seat and with they connections.
Three fluid grooves on the lower sealing surface of described slide block are sector structure, and the arc length of one of them fluid groove is greater than the arc length of all the other two fluid grooves.
Offer a large through-hole and a small through hole at described mounting bracket; The other end of outer pipe C passes the small through hole on the described mounting bracket, and the other end of inlet tube A and outer pipe B, D passes the large through-hole on the described mounting bracket.
Cover has a buffer cap, the rotation angle of two described rotors of stop surface engagement limits on described buffer cap and the described stop ledge in the upper end of described positioning guide column.
On described slide plate, also offer a center hole, on described slide block, also offer center hole; Middle fixing part at the multi-pole magnet-ring of described rotor is fixed with a rotating shaft, described rotating shaft upper end withstands at the bottom of the shell of described valve casing by axle sleeve on, described rotating shaft lower end is passed in the center hole that is inserted into behind the center hole on the described slide on the described slide plate.
Described valve body comprises a spring, and described spring housing is in the described rotating shaft and between the middle fixing part and described slide at described rotor, and the lower sealing surface of described slide block is withstood on the upper sealing surface of described slide plate.
Bottom at described rotor also is provided with a rotor key, also is provided with a slide block keyway on described slide block, and described rotor key is inserted in the slide block keyway on the described slide block, when rotor rotates, drives described slide block and rotates.
The upper-lower seal face of described slide plate adopts abrasive process processing.
The invention has the beneficial effects as follows:
Solved the processing difficult problem of slide plate, improved the manufacturability of product, made this valve be fit to batch production.
Solved the poor difficult problem of dynamoelectric switching valve interchangeability, the present invention has multiple working state, and different manufacturers only need be adjusted driver just can realize different control requirements.
Description of drawings
Fig. 1 is the axial sectional structure schematic representation of dynamoelectric switching valve of the present invention.
Fig. 2 is the axial sectional structure schematic representation of valve body of the present invention.
Fig. 3 is the worm's eye view of Fig. 2.
Fig. 4 is slide carriage structure schematic representation of the present invention.
Fig. 5 is gasket structure schematic representation of the present invention.
Fig. 6 is that skateboard-axis of the present invention is to the sectional structure schematic representation.
Fig. 7 is the worm's eye view of Fig. 6.
Fig. 8 is the plan view of Fig. 6.
Fig. 9 is the axial sectional structure schematic representation of slide block of the present invention.
Figure 10 is the worm's eye view of Fig. 9.
Figure 11 is the axial cross-sectional schematic of rotor of the present invention.
Figure 12 is the worm's eye view of Figure 11.
Figure 13 is mounting support structure schematic representation of the present invention.
Figure 14 is that dynamoelectric switching valve of the present invention is applying different pulse number to stator, the schematic representation of 8 kinds of on states of inlet tube and three outer pipes.
Figure 15 is that dynamoelectric switching valve of the present invention is applying different pulse number to stator, another schematic representation of 7 kinds of on states of inlet tube and three outer pipes.
Figure 16 is that dynamoelectric switching valve of the present invention is applying different pulse number to stator, another schematic representation of 7 kinds of on states of inlet tube and three outer pipes.
Among the figure: 1-valve body; 2-stator component; 3-mounting bracket; 2a-metal boss; 11-valve casing; 12-axle sleeve; 13-rotor; 14-spring; 15-slide block; 16-cushion pad; 17-slide plate; The 18-locating column; The 19-sealing gasket; The 131-rotating shaft; The 132-multi-pole magnet-ring; The 191-valve component; 1911-inlet tube A; 1912-outer pipe B; 1913-outer pipe C; 1914-outer pipe D; The 1915-valve seat; 1915a-inlet opening A; 1915b-liquid outlet opening B; 1915c-liquid outlet opening C; 1915d-liquid outlet opening D; 1915e-lower locating column hole; The upper plane of 1915f-; 19a-feed liquor via a '; 19b-fluid via b '; 19c-fluid via c '; 19d-fluid via d '; 19e-interfix post hole; 17a-inlet opening a; 17b-liquid outlet opening b; 17c-liquid outlet opening c; 17d-liquid outlet opening d; 17e-lower locating column hole; The 17f-center hole; 17g-upper sealing surface, 17h-lower sealing surface; 171-valve port D; 172-valve port C; 173-valve port B; 15a-spout; 15b-spout; 15c-spout; 15d-slide block keyway; 15e-center hole; The 15f-lower sealing surface; 15g-spring groove; 132a-rotor key; 132b-rotor the second stop surface; 132c-rotor the first stop surface; 132d-middle fixing part; Spindle nose in the 131a-rotating shaft of 133-stop ledge; Spindle nose under 131b-rotating shaft; 3a-mounting bracket riveted joint position; 3b-large through-hole; 3c-small through hole.
Embodiment
Below in conjunction with Figure of description the present invention is described in further details.
As shown in Figure 1, dynamoelectric switching valve of the present invention is made of three parts: valve body 1, stator component 2, mounting bracket 3.
As shown in figure 13, be provided with three mounting bracket riveted joint position 3a, large through-hole 3b, a small through hole 3c on the mounting bracket 3.
In conjunction with Fig. 1 and Figure 13, valve body 1 is connected with stator component and is connected with three mounting brackets riveted joint 3a rivetings on the mounting bracket 3 by three metal boss 2a on the stator component 2, wherein the outer pipe C1914 in the valve body 1 passes the small through hole 3c on the mounting bracket 3, and inlet tube A1911, outer pipe B1912, outer pipe D1913 pass the large through-hole 3b on the mounting bracket 3 together.
As shown in Figures 2 and 3, valve body 1 is to be made of the tubular structure parts with shoulder, axle sleeve 12, rotor 13, spring 14, slide block 15, cushion pad 16, slide plate 17, locating column 18, sealing gasket 19 that valve component 191 and valve casing 11 consist of.
As shown in Figure 4, be equipped with inlet opening A1915a, liquid outlet opening B1915b, liquid outlet opening C1915c, liquid outlet opening D1915d, locating column hole 1915e, upper plane 1915f on the valve seat 1915;
As shown in Figure 5, be equipped with feed liquor via a ' 19a, fluid via b ' 19b, fluid via c ' 19c, fluid via d ' 19d, interfix post hole 19e on the sealing gasket 19;
To shown in Figure 8, be equipped with inlet opening a17a, liquid outlet opening b17b, liquid outlet opening c17c, liquid outlet opening d17d, upper locating column hole 17e, center hole 17f, upper sealing surface 17g on the slide plate 17, lower sealing surface 17h such as Fig. 6.Liquid outlet opening b17b and upper sealing surface 17g form valve port B171, liquid outlet opening c17c and upper sealing surface 17g forms valve port C172, liquid outlet opening d17d and upper sealing surface 17g forms valve port D173.
As shown in Figure 9 and Figure 10, be equipped with lower sealing surface 15f on the slide block 15, along circumferential spaced apart three spout 15a, 15b, the 15c of being provided with, wherein the arc length of spout 15b is greater than the arc length of spout 15a, 15c on lower sealing surface 15f.Be equipped with center hole 15e, slide block keyway 15d, spring groove 15g at slide block 15 in addition.
Such as Figure 11 and shown in Figure 12, rotor 13 is by rotating shaft 131 and multi-pole magnet-ring 132 molding and forming, and rotating shaft 131 is fixed on the middle fixing part 132d of multi-pole magnet-ring 132, is equipped with in the rotating shaft spindle nose 131b under the spindle nose 131a and rotating shaft in rotating shaft 131; Be equipped with rotor key 132a and stop ledge 133 on the multi-pole magnet-ring 132, the both ends of the surface of stop ledge 133 are rotor the second stop surface 132b and rotor the first stop surface 132c.
Locating column 18 places in the lower locating column hole 1915e on the valve seat 191, pass successively interfix post hole 19e on the sealing gasket 19 and the upper locating column hole 17e on the slide plate 17, and be fixed in by slide plate 17 in the lower locating column hole 1915e of valve seat 191, the top cover that exposes slide plate 17 at locating column 18 has cushion collar 16.
The rotor second stop surface 132b at stop ledge 133 two ends on cushion collar 16 and the rotor 13 and rotor the first stop surface 132c cooperate to come limiting motor rotor 13 to forward scope and starting point control to.
Between the top of slide plate 17 and valve casing 11, be equipped with axle sleeve 12, rotor 13, spring 14, slide block 15.
Give stator component 2 input pulse electric currents, drive motor rotor 13 rotates, when slide block 17 turns to several angle, be arranged on fluid groove 15a, 15b, 15c on the slide block and aimed on the slide plate 17 sliding mouthful 171,172,173, inlet tube A is the with it outer pipe conducting of correspondence just, otherwise for closing, consist of thus an inlet passage and three outlet passages.
As shown in figure 14, apply different pulse umber of pulses to stator component 2, can realize 8 kinds of working staties, specifically:
A, apply 0 pulse (start bit), slide block 17 rotates 45 degree with rotor 13, and all lead between inlet tube A and outer pipe B, outer pipe C, the outer pipe D this moment;
B, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe C, close between inlet tube A and outer pipe B and the outer pipe D and outer pipe B, outer pipe D between also close;
C, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe B, close between inlet tube A and outer pipe C and the outer pipe D and outer pipe C, outer pipe D between also close;
D, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe C and the outer pipe D is closed between inlet tube A and the outer pipe B;
E, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe D, close between inlet tube A and outer pipe B and the outer pipe C and outer pipe B, outer pipe C between also close;
F, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe B and the outer pipe C is closed between inlet tube A and the outer pipe D;
G, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe B and the outer pipe D is closed between inlet tube A and the outer pipe C.
H, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, this moment inlet tube A and outer pipe B, outer pipe C, contract fully and outer pipe B, outer pipe C between the outer pipe D, also obstructed between the outer pipe D.
The working state figure of Figure 15 other two kinds of dynamoelectric switching valves that for a change position of three fluid grooves is derived on the slide block 17 has mainly increased inlet tube A and three outer pipe B, C, D all-pass state.
A, apply 0 pulse (start bit), conducting between inlet tube A and the outer pipe C is closed between inlet tube A and outer pipe B and the outer pipe D;
B, apply 12 pulses, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and the outer pipe B is closed between inlet tube A and outer pipe C and the outer pipe D while also close between outer pipe C, the outer pipe D;
C, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe C and the outer pipe D is closed between inlet tube A and the outer pipe B;
D, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, this moment inlet tube A with outer pipe D between conducting, inlet tube A and outer pipe B and outer pipe C close before and outer pipe B and outer pipe C between also close;
D, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe B and the outer pipe C is closed between inlet tube A and the outer pipe D;
E, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe B and the outer pipe D is closed between inlet tube A and the outer pipe C;
F, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, this moment inlet tube A and outer pipe B, contract fully and outer pipe B between outer pipe C and the outer pipe D also close between outer pipe C and the outer pipe D.
Figure 16 is the working state figure of other two kinds of dynamoelectric switching valves of being derived of slide block keyway 15d and rotor the second stop surface 13b position for a change, applies different pulse umber of pulses to stator module, can realize 7 kinds of working staties, specifically:
A, apply 0 pulse (start bit), slide block 17 rotates 45 degree with rotor 13, and all lead between inlet tube A and outer pipe B, outer pipe C, the outer pipe D this moment;
B, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe C, close between inlet tube A and outer pipe B and the outer pipe D and outer pipe B and outer pipe D between also close;
C, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe B, close between inlet tube A and outer pipe C and the outer pipe D and outer pipe C and outer pipe D between also close;
D, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe C and the outer pipe D is closed between inlet tube A and the outer pipe B;
E, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, conducting between this moment inlet tube A and the outer pipe D, close between inlet tube A and outer pipe B and the outer pipe C and outer pipe B and outer pipe C between also close;
F, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and conducting between this moment inlet tube A and outer pipe B and the outer pipe C is closed between inlet tube A and the outer pipe D;
G, apply 12 pulses again, slide block 17 rotates 45 degree with rotor 13, and this moment, inlet tube A and outer pipe B and outer pipe D closed between the outer pipe C.
Structure setting by the invention described above, the invention solves former copper pipe directly is welded on the slide plate, welding easily causes the slide plate distortion, make between slide block and slide plate sealing poor, slide plate processing technology complexity is unfavorable for the problems such as batch production and control product reject ratio, and seven kinds of working staties are arranged, can realize multiple programs control, interchangeability is good.
Claims (10)
1. dynamoelectric switching valve, comprising: valve body, stator component and mounting bracket, described stator component and mounting bracket are sleeved on the described valve body, and described mounting bracket and described stator component are fixed together; It is characterized in that,
Described valve body comprises valve casing, rotor, slide block, slide plate and valve component;
Described valve component comprises a valve seat and inlet tube A, three outer pipe B, C, D; Offer an inlet opening A, three liquid outlet opening B, C, D at described valve seat, wherein the end of inlet tube A is fixed among the described inlet opening A, the end of three outer pipe B, C, D is separately fixed among described three liquid outlet opening B, C, the D, is provided with plane at described valve seat;
The bottom of described valve casing is fixed on the described valve seat;
Described slide plate places in the described valve casing and is positioned on the upper plane of described valve seat and is fixed on the described valve seat, and this slide plate has sealing surface and lower sealing surface on one, and the upper plane of the lower sealing surface of slide plate and described valve seat complements each other to form sealing; Offer an inlet opening a, three liquid outlet opening b, c, d at this slide plate, inlet opening a aims at the inlet opening A on the valve seat, and three liquid outlet opening b, c, d aim at respectively liquid outlet opening B, C, the D on the valve seat;
Described slide block is arranged on rotationally in the described valve casing and is positioned at the top of described slide plate, and this slide block has a lower sealing surface, and the upper sealing surface on the lower sealing surface on the slide block and the described slide plate is bonded to each other; On the lower sealing surface of described slide block, be provided with three fluid grooves along circumferentially spaced apart,
Described rotor is installed in rotation in the described valve casing and with described slide block and is connected, and when rotor rotates, drives described slide block and rotates;
In the described slide block rotation process, three fluid grooves can with described slide plate on an inlet opening a, three liquid outlet opening b, c, d be communicated with respectively, can be achieved as follows eight kinds of working staties:
The first working position, inlet tube A and outer pipe B, C, D lead to;
The second working position, inlet tube A and outer pipe C conducting, but and close between outer pipe B, the D and outer pipe B, D between also close;
The 3rd working position, inlet tube A and outer pipe B, but and close between outer pipe C, the D and outer pipe C, D between also close;
The 4th working position, inlet tube A and outer pipe C, D conducting, but and close between the outer pipe B;
The 5th working position, inlet tube A and outer pipe D conducting, but and close between outer pipe B, the C and outer pipe B, C between also close;
The 6th working position, inlet tube A and outer pipe B, C conducting, but and close between the export mouth pipe D;
The 7th working position, inlet tube A and outer pipe B, D conducting, and close between the outer pipe C;
The 8th working position, inlet tube A and outer pipe B, C, D are also obstructed between obstructed and outer pipe B, C, the D;
Above order arranges or discontinuous setting continuously, but described the first working position is corresponding with initial position of rotor; Can change in addition the position of the position of slide block spout or rotor stop surface can be only with certain several working positions of top eight working positions.
2. dynamoelectric switching valve as claimed in claim 1, it is characterized in that, on described valve seat, also offer a lower locating column hole, also offering locating column hole on this slide plate, be inserted with a locating column in upper locating column hole on described slide plate and the lower locating column hole on the described valve seat, be provided with a stop ledge in the bottom of described rotor, described stop ledge has two stop surfaces, the rotation angle of two stop surfaces and the described rotor of described locating column engagement limits.
3. dynamoelectric switching valve as claimed in claim 1 or 2, it is characterized in that, between the lower sealing surface of the upper plane of described valve seat and described slide plate, be provided with a sealing rubber pad, valve seat, sealing rubber pad and slide plate press and are integral, offer a feed liquor via a ' at described sealing rubber pad, three fluid via b ', c ', d ' and an interfix post hole, described locating column passes described interfix post hole, be communicated with the inlet opening a on the described slide plate of feed liquor via a ' aligning and the inlet opening A on the valve seat and with them, liquid outlet opening b on the described slide plate of fluid via b ' aligning and the liquid outlet opening B on the valve seat also are communicated with them, liquid outlet opening c on the described slide plate of fluid via c ' aligning and the liquid outlet opening C on the valve seat also are communicated with them, the liquid outlet opening d on the described slide plate of fluid via d ' alignings and the liquid outlet opening D on the valve seat and with they connections.
4. dynamoelectric switching valve as claimed in claim 3 is characterized in that, three fluid grooves on the lower sealing surface of described slide block are sector structure, and the arc length of one of them fluid groove is greater than the arc length of all the other two fluid grooves.
5. dynamoelectric switching valve as claimed in claim 3 is characterized in that, offers a large through-hole and a small through hole at described mounting bracket; The other end of outer pipe C passes the small through hole on the described mounting bracket, and the other end of inlet tube A and outer pipe B, D passes the large through-hole on the described mounting bracket.
6. dynamoelectric switching valve as claimed in claim 5 is characterized in that, cover has a buffer cap, the rotation angle of two described rotors of stop surface engagement limits on described buffer cap and the described stop ledge in the upper end of described positioning guide column.
7. dynamoelectric switching valve as claimed in claim 3 is characterized in that, also offers a center hole on described slide plate, also offers center hole on described slide block; Middle fixing part at the multi-pole magnet-ring of described rotor is fixed with a rotating shaft, described rotating shaft upper end withstands at the bottom of the shell of described valve casing by axle sleeve on, described rotating shaft lower end is passed in the center hole that is inserted into behind the center hole on the described slide on the described slide plate.
8. dynamoelectric switching valve as claimed in claim 3, it is characterized in that, described valve body comprises a spring, described spring housing is in the described rotating shaft and between the middle fixing part and described slide at described rotor, and the lower sealing surface of described slide block is withstood on the upper sealing surface of described slide plate.
9. dynamoelectric switching valve as claimed in claim 3, it is characterized in that, bottom at described rotor also is provided with a rotor key, on described slide block, also be provided with a slide block keyway, described rotor key is inserted in the slide block keyway on the described slide block, when rotor rotates, drive described slide block and rotate.
10. dynamoelectric switching valve as claimed in claim 3 is characterized in that, the upper-lower seal face of described slide plate adopts abrasive process processing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210588043.7A CN103016791B (en) | 2012-12-30 | 2012-12-30 | Electric switching valve |
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|---|---|---|---|
| CN201210588043.7A CN103016791B (en) | 2012-12-30 | 2012-12-30 | Electric switching valve |
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| CN103016791A true CN103016791A (en) | 2013-04-03 |
| CN103016791B CN103016791B (en) | 2014-10-29 |
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| CN201210588043.7A Active CN103016791B (en) | 2012-12-30 | 2012-12-30 | Electric switching valve |
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| CN104964066A (en) * | 2015-06-29 | 2015-10-07 | 上海康源电气有限公司 | Electric switching valve with speed reduction device and refrigerator system utilizing electric switching valve |
| CN108799534A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799528A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799533A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799557A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| WO2020029830A1 (en) * | 2018-08-07 | 2020-02-13 | 浙江三花智能控制股份有限公司 | Electric switch valve and valve block thereof |
| CN112576797A (en) * | 2019-09-30 | 2021-03-30 | 浙江三花智能控制股份有限公司 | Electric valve |
| CN113404893A (en) * | 2021-06-10 | 2021-09-17 | 诸暨市亿霸电子阀门有限公司 | Fluid switching valve |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105570495B (en) * | 2014-10-08 | 2019-03-19 | 浙江盾安禾田金属有限公司 | Switching valve |
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| CN104964066A (en) * | 2015-06-29 | 2015-10-07 | 上海康源电气有限公司 | Electric switching valve with speed reduction device and refrigerator system utilizing electric switching valve |
| CN108799528B (en) * | 2017-04-28 | 2020-01-03 | 浙江三花智能控制股份有限公司 | Valve device |
| CN108799528A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799533A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799557A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799534B (en) * | 2017-04-28 | 2019-09-27 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799534A (en) * | 2017-04-28 | 2018-11-13 | 浙江三花智能控制股份有限公司 | Valve gear |
| CN108799557B (en) * | 2017-04-28 | 2020-02-14 | 浙江三花智能控制股份有限公司 | Valve device |
| CN108799533B (en) * | 2017-04-28 | 2020-02-14 | 浙江三花智能控制股份有限公司 | Valve device |
| WO2020029830A1 (en) * | 2018-08-07 | 2020-02-13 | 浙江三花智能控制股份有限公司 | Electric switch valve and valve block thereof |
| CN112576797A (en) * | 2019-09-30 | 2021-03-30 | 浙江三花智能控制股份有限公司 | Electric valve |
| CN112576797B (en) * | 2019-09-30 | 2024-04-16 | 浙江三花智能控制股份有限公司 | Electric valve |
| CN113404893A (en) * | 2021-06-10 | 2021-09-17 | 诸暨市亿霸电子阀门有限公司 | Fluid switching valve |
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Effective date of registration: 20170912 Address after: 312599 Liquan, Xinchang, Shaoxing Province, Qixing County, Zhejiang Patentee after: Zhejiang three flower intelligent control Limited by Share Ltd Address before: 201611, Shanghai Songjiang District pier Economic Zone, Kang circuit 189 Patentee before: Shanghai Kangyuan Electrical Company Limited |
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