CN205639708U - Electric switching valve - Google Patents
Electric switching valve Download PDFInfo
- Publication number
- CN205639708U CN205639708U CN201620233799.3U CN201620233799U CN205639708U CN 205639708 U CN205639708 U CN 205639708U CN 201620233799 U CN201620233799 U CN 201620233799U CN 205639708 U CN205639708 U CN 205639708U
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- China
- Prior art keywords
- valve seat
- rotor
- slide block
- base plate
- valve
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- Expired - Fee Related
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- Multiple-Way Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model relates to an electric switching valve, including coil, valve body and connect and advance, export the takeover on the valve body, the coil cover is established on the valve body and is passed through the mounting with the valve body and links to each other, and the valve body includes bottom plate, dustcoat, rotor, slider and disk seat, and the dustcoat is with bottom plate fixed connection and form the casing that has the inner chamber, and the disk seat lies in the casing and installs at the bottom plate, the slider setting on the disk seat, the rotor lie in the slider the top and with the same axle center of dustcoat, rotor and the mutual joint of slider, it takes over the access connection end that corresponds with the import and holds with at least one and the exit linkage that the export takeover corresponds to be equipped with one on the bottom plate. The utility model has the characteristics of simple structure, it is with low costs, can accurate regulation refrigerant discharge etc.
Description
Technical field
This utility model relates to valve technology field, particularly to dynamoelectric switching valve.
Background technology
In prior art, dynamoelectric switching valve is for switching the circulating direction of cold-producing medium in refrigerator or air-conditioning, thus reaches to switch refrigerator or the effect of air-conditioning difference refrigerating state.The cardinal principle of dynamoelectric switching valve switching refrigerant flow direction is to be rotated by coil drive magnet rotor, and while magnet rotor rotates, band movable slider rotates, and utilize slide block and valve seat coordinates each valve port opening or closing on valve seat, it is achieved the switching of refrigerant flow direction.
And current dynamoelectric switching valve structure is complicated, the base of valve body is at least provided with two, and a structure for valve body body connects, and another be used for connect coil and with refrigerator or the connection of air-conditioning, thus causing valve volume to increase, quality becomes weight, is unfavorable for installing and maintenance；The most existing dynamoelectric switching valve there is also following defect: coolant is while multiple flow exports flow out, and the discharge of outlet flow passage is unadjustable or is difficult to regulate, it is difficult to reach preferably to use requirement.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of simple in construction, low cost, it is possible to accurately regulate the dynamoelectric switching valve of coolant discharge.
Realize the technical solution of the utility model as follows:
Dynamoelectric switching valve, including coil, valve body and entering of being connected on valve body, discharge connection, described coil is set on valve body and is connected by fixture with valve body, valve body includes base plate, outer housing, rotor, slide block and valve seat, outer housing is fixed with base plate and is connected and is formed the housing with inner chamber, valve seat is positioned at housing and is arranged on base plate, slide block is arranged on valve seat, rotor be positioned at slide block top and with outer housing concentric, described rotor and the mutual clamping of slide block, described base plate is provided with the import corresponding with an entrance sleeve connection end and the outlet that at least one is corresponding with discharge connection is connected end.
As preferably, described fixture is arranged on coil bottom, base plate is provided with the link slot adapted with fixture, fixture is made up of the fixed part being connected on coil and connecting portion integrated with fixed part, this connecting portion is provided with the elastic pawl that hooks that both direction is contrary, is provided with gap between two hook pawls.
As preferably, the side of described base plate is provided with convex eaves, link slot is arranged on convex eaves, the surface of base plate is provided with the connecting plate adapted with outer housing, the upper surface of connecting plate by fan-shaped projection and is constituted for installing the scalloped recess of valve seat, outlet connects end and is arranged in scalloped recess, and import connects end and is arranged in fan-shaped projection.
As preferably, described valve seat is arranged on the upper surface flush that interior and valve seat the upper surface of scalloped recess is protruding with sector, valve seat lower surface is provided with and is connected, with exporting, the adapter hole that end adapts, at least provided with a tap hole being connected with adapter hole on upper surface, the diameter of described tap hole is less than the diameter in adapter hole.
As preferably, being connected by buckle between described valve seat and base plate, valve seat side is provided with multiple clamping block, described buckle adapts with scalloped recess, card is buckled and is provided with the draw-in groove adapted with clamping block, and each draw-in groove is provided with briquetting, and what this briquetting tilted is connected on draw-in groove.
As preferably, described rotor center is fixed with central shaft, and the upper end of central shaft is fixed on rotor, and lower end stretches out and is interspersed in slide block and valve seat center, and the side of central shaft is provided with the bearing pin being fixed on rotor, and the lower surface of rotor is provided with spacing preiection.
As preferably, the lower surface of described slide block is provided with circulation groove, and side is provided with the keyway matched with bearing pin.
As preferably, connecting plate is provided with the positive stop adapted with described spacing preiection, and this positive stop is positioned at the side of valve seat.
As preferably, described central shaft is provided with the limited block being positioned at above slide block, is connected by sheathed spring on center shaft between limited block with slide block.
Have employed above-mentioned scheme, bottom acts not only as a part for valve body, being also used as the connecting plate of coil, such coil is fixed with base plate by fixture, it is ensured that coil can be firmly installed on valve body, be equivalent to prior art, this kind of connecting plate is greatly optimized, and its overall structure simplifies, and volume reduces, weight saving, it is simple to install and keep in repair；In valve body, rotor can rotate by band movable slider, and slide block and valve seat are directly connected to, the tap hole so can being effectively sealing off and open on valve seat during slide block rotates, and reach accurately to control the coolant discharge of flow export；In order to ensure that slide block can be synchronized with the movement with rotor, anti-limited slip block makees eccentric motion, rotor, slide block and valve seat concentric is arranged.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is the structural representation of valve body；
Fig. 3 is the structural representation of fixture；
Fig. 4 is base arrangement schematic diagram；
Fig. 5 is the structural representation of valve seat；
Fig. 6 is the structural representation of buckle；
Fig. 7 is the structural representation of rotor；
Fig. 8 is the structural representation of slide block；
Fig. 9-Figure 15 is that slide block rotates clockwise and covers or open the structural representation of tap hole on valve seat；
In accompanying drawing, 1 is coil, 2 is valve body, 3 is entrance sleeve, 4 is discharge connection, 5 is fixture, 6 is connecting plate, 7 is buckle, 8 is positive stop, 21 is base plate, 22 is outer housing, 23 is rotor, 24 is slide block, 25 is valve seat, 51 is fixed part, 52 is connecting portion, 53 is elastic hook pawl, 54 is gap, 61 is fan-shaped protruding, 62 is scalloped recess, 71 is draw-in groove, 72 is briquetting, 211 connect end for import, 212 connect end for outlet, 213 is link slot, 214 is convex eaves, axle centered by 231, 232 is bearing pin, 233 is spacing preiection, 234 is limited block, 235 is spring, 241 is circulation groove, 242 is keyway, 251 is adapter hole, 252 is tap hole, 253 is clamping block.
Detailed description of the invention
With specific embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
nullSuch as Fig. 1 to Figure 15，Dynamoelectric switching valve，Including coil 1、Valve body 2 and entering of being connected on valve body、Discharge connection 3、4，Described coil 1 is set on valve body 2 and is connected by fixture 5 with valve body 2，Valve body 2 includes base plate 21、Outer housing 22、Rotor 23、Slide block 24 and valve seat 25，Outer housing 22 is fixing with base plate 21 to be connected and forms the housing with inner chamber，Base plate is provided with the cannelure (not shown) adapted with outer housing，Valve seat 25 is positioned at housing and is arranged on base plate 21，Slide block 24 is arranged on valve seat 25，Rotor 23 be positioned at slide block 24 top and with outer housing 22 concentric，Described rotor 23 and the mutual clamping of slide block 24，Described base plate 21 is provided with the import corresponding with an entrance sleeve 3 connection end 211 and three outlets corresponding with discharge connection 4 are connected end 212.
Fixture 5 is arranged on bottom coil 1, base plate 21 is provided with the link slot 213 adapted with fixture 5, fixture 5 is made up of the fixed part 51 being connected on coil 1 and connecting portion integrated with fixed part 51 52, this connecting portion 52 is provided with the elastic pawl 53 that hooks that both direction is contrary, is provided with gap 54 between two hook pawls.Certainly, as another embodiment, fixed part may also be arranged on base plate, and coil bottom is provided with the link slot (not shown) adapted with connecting portion.
Use elasticity to hook ZHUANLIAN wiring circle and base, first there is the feature of easy accessibility, relative to the connected mode such as screw, rivet, have the advantages that can dismantle maintenance at any time, but also be not easy to damage, there is higher motility；Next has the feature spacing to coil, hooks pawl by elasticity and is fixed in link slot, can effectively prevent coil left-right rotation or slide up and down, and simple in construction is practical and convenient.
The side of base plate 21 is provided with convex eaves 214, link slot 213 is arranged on convex eaves 214, the surface of base plate 21 is provided with the connecting plate 6 adapted with outer housing 22, the upper surface of connecting plate 6 by fan-shaped protruding 61 and is constituted for installing the scalloped recess 62 of valve seat 25, outlet connects end and is arranged in scalloped recess, and import connects end and is arranged in fan-shaped projection.
In order to arrange the link slot corresponding with fixture, base plate arranges convex eaves, such that it is able to be arranged on convex eaves by link slot；The diameter of connecting plate is consistent with the internal diameter of outer housing, so outer housing can be connected with base plate fixing and seal, and valve seat is arranged in scalloped recess, so slide block rotates when, valve seat can be effectively prevented rotate or displacement, thus have influence on the slide block control to coolant discharge.
Valve seat 25 is arranged on the upper surface flush that interior and valve seat the upper surface of scalloped recess is protruding with sector, valve seat lower surface is provided with 3 and is connected, with outlet, the adapter hole 251 that end 212 adapts, upper surface is provided with 3 tap holes 252 being connected with adapter hole, and the diameter of described tap hole is less than the diameter in adapter hole.
Use such scheme, the upper surface flush that valve seat upper surface is protruding with sector, smooth being pressed on fan-shaped projection and valve seat of slide block can be made, so slide block could rotate smoothly and effectively sealed by flow export or open, usually, in order to enable slide block preferably seal tap hole, it is smaller that the diameter of this tap hole is arranged, and be connected to connect end with outlet, the adapter bore dia of valve seat lower surface arranges bigger, thus can be formed and be connected the groove that end connects, it is simple to connecting and seal.
It is connected by buckle 7 is mobilizable between valve seat 25 with base plate 21, valve seat 25 side is provided with 3 clamping blocks 253, and described buckle 7 adapts with scalloped recess 62, and buckle 7 is provided with the draw-in groove 71 adapted with clamping block 253, each draw-in groove 71 is provided with briquetting 72, and what this briquetting tilted is connected on draw-in groove.
Use buckle to be fixed in scalloped recess by valve block, the most firmly, be difficult to loosen.First buckle adapts with scalloped recess, namely the two ends of buckle are withstood on fan-shaped protruding end face, so buckle also would not rotate, and the clamping block on valve seat is connected in draw-in groove, have again briquetting on draw-in groove, will clamping block locked, limit the movement of valve seat, it is the most locked in scalloped recess, it is ensured that it is the most corresponding that the adapter hole on valve seat connects end with base plate upper outlet；Owing to briquetting is obliquely installed, so the upper surface of clamping block also is provided with inclined-plane, so it is easy to the installation and removal of buckle.
Rotor 23 center is fixed with central shaft 231, the upper end of central shaft 231 is fixed on rotor 23, lower end stretches out and is interspersed in slide block 24 and the center of valve seat 25, and the side of central shaft 231 is provided with the bearing pin 232 being fixed on rotor, and the lower surface of rotor 23 is provided with spacing preiection 233.The lower surface of slide block 24 is provided with circulation groove 241, and side is provided with the keyway 242 matched with bearing pin 232.
Use central shaft rotor and slide block, valve seat to be linked together, on the one hand limit the movement of slide block and valve seat, be located；On the other hand slide block is around central axis under the drive of rotor, prevents its position from changing, thus causes the discharge of uncontrollable coolant；The rotation of slide block is inserted in keyway mainly by bearing pin, and when rotor rotates, bearing pin withstands the side of keyway and promotes slide block, so that slide block is synchronized with the movement with rotor；The setting of circulation groove so that form coolant outflow space between slide block and valve seat, i.e. along with the rotation of rotor, one or two or three tap holes that cover or open above valve seat of sequential slider, form the switching of rate of discharge, change.
Connecting plate 6 is provided with the positive stop 8 adapted with described spacing preiection 233, and this positive stop is positioned at the side of valve seat, and advantage is the limit anglec of rotation that can circumferentially limit rotor.
Central shaft 231 is provided with the limited block 234 being positioned at above slide block, is connected by sheathed spring 235 on center shaft between limited block with slide block, and advantage is to be fixed on all the time on the surface of valve seat by slide block.
Claims (9)
1. dynamoelectric switching valve, including coil, valve body and entering of being connected on valve body, discharge connection, it is characterized in that: described coil is set on valve body and is connected by fixture with valve body, valve body includes base plate, outer housing, rotor, slide block and valve seat, outer housing is fixed with base plate and is connected and is formed the housing with inner chamber, valve seat is positioned at housing and is arranged on base plate, slide block is arranged on valve seat, rotor be positioned at slide block top and with outer housing concentric, described rotor and the mutual clamping of slide block, described base plate is provided with the import corresponding with an entrance sleeve connection end and the outlet that at least one is corresponding with discharge connection is connected end.
Dynamoelectric switching valve the most according to claim 1, it is characterized in that: described fixture is arranged on coil bottom, base plate is provided with the link slot adapted with fixture, fixture is made up of the fixed part being connected on coil and connecting portion integrated with fixed part, this connecting portion is provided with the elastic pawl that hooks that both direction is contrary, is provided with gap between two hook pawls.
Dynamoelectric switching valve the most according to claim 2, it is characterized in that: the side of described base plate is provided with convex eaves, link slot is arranged on convex eaves, the surface of base plate is additionally provided with the connecting plate adapted with outer housing, the upper surface of connecting plate by fan-shaped projection and is constituted for installing the scalloped recess of valve seat, outlet connects end and is arranged in scalloped recess, and import connects end and is arranged in fan-shaped projection.
Dynamoelectric switching valve the most according to claim 3, it is characterized in that: described valve seat is arranged on the upper surface flush that interior and valve seat the upper surface of scalloped recess is protruding with sector, valve seat lower surface is provided with and is connected, with exporting, the adapter hole that end adapts, at least provided with a tap hole being connected with adapter hole on upper surface.
Dynamoelectric switching valve the most according to claim 4, it is characterized in that: be connected by buckle between described valve seat and base plate, valve seat side is provided with multiple clamping block, described buckle adapts with scalloped recess, card is buckled and is provided with the draw-in groove adapted with clamping block, each draw-in groove is provided with briquetting, and what this briquetting tilted is connected on draw-in groove.
Dynamoelectric switching valve the most according to claim 1, it is characterized in that: described rotor center is fixed with central shaft, the upper end of central shaft is fixed on rotor, lower end stretches out and is interspersed in slide block and valve seat center, the side of central shaft is provided with the bearing pin being fixed on rotor, and the lower surface of rotor is provided with spacing preiection.
Dynamoelectric switching valve the most according to claim 6, it is characterised in that: the lower surface of described slide block is provided with circulation groove, and side is provided with the keyway matched with bearing pin.
Dynamoelectric switching valve the most according to claim 6, it is characterised in that: connecting plate is provided with the positive stop adapted with described spacing preiection, and this positive stop is positioned at the side of valve seat.
Dynamoelectric switching valve the most according to claim 7, it is characterised in that: described central shaft is provided with the limited block being positioned at above slide block, is connected by sheathed spring on center shaft between limited block with slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620233799.3U CN205639708U (en) | 2016-03-24 | 2016-03-24 | Electric switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620233799.3U CN205639708U (en) | 2016-03-24 | 2016-03-24 | Electric switching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639708U true CN205639708U (en) | 2016-10-12 |
Family
ID=57074466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620233799.3U Expired - Fee Related CN205639708U (en) | 2016-03-24 | 2016-03-24 | Electric switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639708U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519564A (en) * | 2017-09-20 | 2019-03-26 | 浙江三花汽车零部件有限公司 | Motor-driven valve |
| KR20190033024A (en) * | 2017-09-20 | 2019-03-28 | 쯔지앙 산후아 오토모티브 컴포넌츠 컴퍼니 리미티드 | Electric valve |
| CN112576772A (en) * | 2019-09-30 | 2021-03-30 | 浙江三花智能控制股份有限公司 | Electric valve |
-
2016
- 2016-03-24 CN CN201620233799.3U patent/CN205639708U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519564A (en) * | 2017-09-20 | 2019-03-26 | 浙江三花汽车零部件有限公司 | Motor-driven valve |
| KR20190033024A (en) * | 2017-09-20 | 2019-03-28 | 쯔지앙 산후아 오토모티브 컴포넌츠 컴퍼니 리미티드 | Electric valve |
| KR102138432B1 (en) * | 2017-09-20 | 2020-07-28 | 쯔지앙 산후아 오토모티브 컴포넌츠 컴퍼니 리미티드 | Electric valve |
| CN112576772A (en) * | 2019-09-30 | 2021-03-30 | 浙江三花智能控制股份有限公司 | Electric valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20170324 |