CN103982677A - Valve core of three-position three-way valve - Google Patents
Valve core of three-position three-way valve Download PDFInfo
- Publication number
- CN103982677A CN103982677A CN201410206037.XA CN201410206037A CN103982677A CN 103982677 A CN103982677 A CN 103982677A CN 201410206037 A CN201410206037 A CN 201410206037A CN 103982677 A CN103982677 A CN 103982677A
- Authority
- CN
- China
- Prior art keywords
- fixture block
- bulge loop
- spool
- lining
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention relates to a valve core of a three-position three-way valve. The valve core comprises a cylindrical body internally provided with a first water flow passage in the axial direction; an annular bush rotatably sleeves the body; a second water flow passage is formed between the bush and one end of the body under the wrapping of a valve; a third water flow passage is formed between the bush and the other end of the body. The bush can detachably sleeve the body of the valve core and the bush can rotate relative to the body without sliding, so the valve core has the advantage that the thickness of the plastic valve core can be controlled compared with the mode that the bush is integrally molded on the body of the valve core, the surface of the plastic valve core is smooth, the airtightness between the valve core and the valve is better, the valve core is not easy to deform and can not cause the staggering of the water flow passages when moving in the valve, the plastic bush can be replaced and the product cost and the use cost are greatly reduced.
Description
Technical field
The present invention relates to a kind of spool of valve, relate in particular to a kind of spool for the modulating valve on water purifier.
Background technique
Water is life resource, and the vital movement of all be unable to do without water, but along with the industrialized high speed development of urbanization, water resources is constantly contaminated, and along with the raising of people's health care consciousness, water purifier is used by increasing people, to guarantee the quality of potable water.Water purifier be wash by designing three passages in machine, being just respectively, backwash, purified water passage, three takes their own roads and allows water flow, as usual common domestic water through just washing, when backwash passage, by the filtration of machine inner filter core, effluent, is purified water.
Valve is as the important component part of water purifier, be directly installed on pipeline, utilize the movement of spool in valve body, change the flow channel between spool and valve seat, current are regulated, block, distributed, with allow water by just washing, backwash passage and effluent is purified water by purification channel.Each lining on the spool of existing three-position three-way valve is all integrated with spool, cause spool more thick and heavy, when spool moves in valve body, easily distortion, thereby cause flow channel entanglement, affect water purifier purifying effect, need to change the spool of whole distortion, the purifying effect that could not affect water purifier, has increased user cost.
Have, existing spool is that copper becomes again, and on the one hand cost is higher, on the other hand copper perishable, get rusty, produce copper ion, thus polluted water.
Summary of the invention
The present invention has overcome the deficiencies in the prior art, and the spool of the detachable assembling of a kind of lining is provided.
For achieving the above object, the technical solution used in the present invention is: a kind of spool of three-position three-way valve, it is characterized in that: comprise that inside has the cylindrical body of the first axial flow channel, on described body, be arranged with rotationally ring bush, under the parcel of valve, between described lining and body one end, form the second flow channel, and between the body the other end, form the 3rd flow channel.
In a preferred embodiment of the present invention, further comprise that described body is provided with the first bulge loop and the second bulge loop, described lining is fastened in the annular groove forming between described the first bulge loop and the second bulge loop, and described lining inwall is circumferentially with several and prevents the relatively described body of lining the first fixture block and the second fixture block in axial sliding.
In a preferred embodiment of the present invention, further comprise that a side of described the first fixture block is resisted against on the madial wall of described the first bulge loop, a side of described the second fixture block is resisted against on the madial wall of described the second bulge loop.
In a preferred embodiment of the present invention, the cross section that further comprises described the first fixture block is rectangular, and the thickness of described the first fixture block is less than the thickness of described the first bulge loop.
In a preferred embodiment of the present invention, further comprise that described the second fixture block is wedge shape, the side direction opposite side that the height of described the second fixture block is resisted against on described the second bulge loop from it successively decreases, and the height that described the second fixture block is resisted against the side on described the second bulge loop is less than the height of described the second bulge loop.
In a preferred embodiment of the present invention, further comprise on described body one end also one-body moldedly having an annular lug boss.
In a preferred embodiment of the present invention, further comprise on described body one end also one-body moldedly having an annular lug boss.
In a preferred embodiment of the present invention, further comprise that described body, lug boss and lining are all made of plastics.
The invention solves the defect existing in background technique, the spool of three-position three-way valve of the present invention is by being removably set in lining on the body of spool, and lining can be rotated and not slide relative to body, compare one-body molded lining on spool body, the thickness of the spool of plastics of the present invention is controlled, and the spool face of plastics is smooth, better with the sealing of valve, while movement in valve, not yielding, can not cause flow channel entanglement, and the lining of plastics is replaceable, greatly reduces into product cost and user cost.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the preferred embodiments of the present invention;
Fig. 2 is the plan view of spool body in the present invention;
Fig. 3 is the plan view of the second lining in the present invention;
In figure: 10, body, 11, the first flow channel, 12, the second flow channel, 13, the 3rd flow channel, 14, the first bulge loop, 15, the second bulge loop, 16, annular groove, 17, slope, 20, lining, 21, the first fixture block, 22, the second fixture block, 30, lug boss.
Embodiment
The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, and basic structure of the present invention is only described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1 to Figure 3, a kind of spool of three-position three-way valve, comprise be made of plastics, inside has the cylindrical body 10 of the first axial flow channel 11, on body 10, be removably provided with the ring bush 20 of plastics, this lining 20 is set on body 10, can upwards rotate relative to body 10 in week, and axially going up relative body 10 does not slide, under the parcel of valve, between lining 20 and body 10 one end, form the second flow channel 12, and form the 3rd flow channel 13 between body 10 the other ends.In the time that this spool moves in valve, can change corresponding flow channel, to allow water by just the washing of purifier, backwash passage and effluent is purified water by purification channel.In the present invention by lining being removably set on the body of spool, and lining can be rotated and not slide relative to body, compare one-body molded lining on spool body, the thickness of the spool of plastics of the present invention is controlled, and the spool face of plastics is smooth, better with the sealing of valve, while movement in valve, not yielding, can not cause flow channel entanglement; If lining is damaged, only need more resleeve, without changing whole spool body, greatly reduce cost.
Concrete, the first bulge loop 14 and the second bulge loop 15 can be set on body 10, lining 20 is fastened in the annular groove 16 forming between the first bulge loop 14 and the second bulge loop 15, circumferentially establishes several at lining 20 inwalls and prevent the relative body 10 of lining 20 the first fixture block 21 and the second fixture block 22 in axial sliding.Lining 20 is snapped in annular groove 16, can make lining 20 rotate relative to body 10, when spool moves in valve, because lining 20 is to flexibly connect with body 10, can not destroy rigidly lining 20; Guarantee that by the first fixture block 21 and the second fixture block 22 lining 20 can not follow spool and move, avoid flow channel entanglement.
Preferably, one side of the first fixture block 21 can be resisted against on the madial wall of the first bulge loop 14, one side of the second fixture block 22 is resisted against on the madial wall of the second bulge loop 15, utilizes the first fixture block 21 and the second fixture block 22 abutment action, guarantee lining 20 not relatively body 10 slide axially.
Further, the cross section of the first fixture block 21 is rectangular, and the thickness of the first fixture block 21 is less than the thickness of the first bulge loop 14, and so, the first fixture block 21 can not crossed the first bulge loop 14; The second fixture block 22 is wedge shape, and the side direction opposite side that the height of the second fixture block 22 is resisted against on the second bulge loop 15 from it successively decreases, and the second fixture block 22 height of being resisted against the side on the second bulge loop 15 is less than the height of the second bulge loop 15.The second fixture block 22 is set to wedge shape, be convenient to lining 20 and cross the second bulge loop 15 and snap onto in annular groove 16, and the height of second fixture block 22 one end is short in the edge of the second bulge loop 15, avoids lining 20 to skid off in annular groove 16.
Preferably, the arranged outside of the second bulge loop 15 can be transitted to the slope 17 in annular groove 16 for ease of the second fixture block 22.The second fixture block 22 of wedge shape can carry over slope 17 and enter in annular groove 16, and when both relatively move, frictional force is less, can like a cork lining 20 be snapped onto in annular groove 16.
In the present invention on body 10 one end the one-body molded lug boss 30 that has annular plastics also, utilize this lug boss 30 to make to fit tightly between one end of spool and valve, be convenient to spool to be installed in valve; The other end of body is also provided with annular lug boss, forms respectively the second flow channel and the 3rd flow channel between lining 20 and two lug bosses, to meet the pipeline distribution requirement of water purifier.
Be enlightenment according to desirable embodiment of the present invention above, by above-mentioned description, related personnel can, not departing from the scope of this invention technological thought, carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine technical scope according to claim scope.
Claims (8)
1. the spool of a three-position three-way valve, it is characterized in that: comprise that inside has the cylindrical body of the first axial flow channel, on described body, be arranged with rotationally ring bush, under the parcel of valve, between described lining and body one end, form the second flow channel, and between the body the other end, form the 3rd flow channel.
2. the spool of three-position three-way valve according to claim 1, it is characterized in that: described body is provided with the first bulge loop and the second bulge loop, described lining is fastened in the annular groove forming between described the first bulge loop and the second bulge loop, and described lining inwall is circumferentially with several and prevents the relatively described body of lining the first fixture block and the second fixture block in axial sliding.
3. the spool of three-position three-way valve according to claim 2, is characterized in that: a side of described the first fixture block is resisted against on the madial wall of described the first bulge loop, and a side of described the second fixture block is resisted against on the madial wall of described the second bulge loop.
4. the spool of three-position three-way valve according to claim 3, is characterized in that: the cross section of described the first fixture block is rectangular, and the thickness of described the first fixture block is less than the thickness of described the first bulge loop.
5. the spool of three-position three-way valve according to claim 4, it is characterized in that: described the second fixture block is wedge shape, the side direction opposite side that the height of described the second fixture block is resisted against on described the second bulge loop from it successively decreases, and the height that described the second fixture block is resisted against the side on described the second bulge loop is less than the height of described the second bulge loop.
6. the spool of three-position three-way valve according to claim 5, is characterized in that: the outside of described the second bulge loop transits to the slope in described annular groove for ease of described the second fixture block.
7. according to the spool of the three-position three-way valve described in claim 1-6 any one, it is characterized in that: also one-body molded on described body one end have an annular lug boss.
8. the spool of three-position three-way valve according to claim 7, is characterized in that: described body, lug boss and lining are all made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410206037.XA CN103982677B (en) | 2014-05-16 | 2014-05-16 | A kind of spool of three-position three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410206037.XA CN103982677B (en) | 2014-05-16 | 2014-05-16 | A kind of spool of three-position three-way valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103982677A true CN103982677A (en) | 2014-08-13 |
| CN103982677B CN103982677B (en) | 2016-08-17 |
Family
ID=51274765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410206037.XA Expired - Fee Related CN103982677B (en) | 2014-05-16 | 2014-05-16 | A kind of spool of three-position three-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103982677B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179726A (en) * | 2015-06-15 | 2015-12-23 | 林春华 | Novel constant-temperature plastic equalizing valve element |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1223830A (en) * | 1969-10-13 | 1971-03-03 | Sybron Corp | Improvements relating to fluid valves |
| GB1431360A (en) * | 1973-10-01 | 1976-04-07 | Leonard Valve Co | Mixing valve |
| CN102620010A (en) * | 2011-01-31 | 2012-08-01 | 江苏正本净化节水科技实业有限公司 | Two-position multi-ported valve |
| CN103016787A (en) * | 2012-12-12 | 2013-04-03 | 重庆舰帏机械有限公司 | Rod type square valve |
| CN203823138U (en) * | 2014-05-16 | 2014-09-10 | 江苏宇海环保设备有限公司 | Valve element for three-position three-way valve |
-
2014
- 2014-05-16 CN CN201410206037.XA patent/CN103982677B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1223830A (en) * | 1969-10-13 | 1971-03-03 | Sybron Corp | Improvements relating to fluid valves |
| GB1431360A (en) * | 1973-10-01 | 1976-04-07 | Leonard Valve Co | Mixing valve |
| CN102620010A (en) * | 2011-01-31 | 2012-08-01 | 江苏正本净化节水科技实业有限公司 | Two-position multi-ported valve |
| CN103016787A (en) * | 2012-12-12 | 2013-04-03 | 重庆舰帏机械有限公司 | Rod type square valve |
| CN203823138U (en) * | 2014-05-16 | 2014-09-10 | 江苏宇海环保设备有限公司 | Valve element for three-position three-way valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179726A (en) * | 2015-06-15 | 2015-12-23 | 林春华 | Novel constant-temperature plastic equalizing valve element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103982677B (en) | 2016-08-17 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160817 Termination date: 20200516 |
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| CF01 | Termination of patent right due to non-payment of annual fee |