CN205244470U - Switch over case - Google Patents
Switch over case Download PDFInfo
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- CN205244470U CN205244470U CN201521141123.3U CN201521141123U CN205244470U CN 205244470 U CN205244470 U CN 205244470U CN 201521141123 U CN201521141123 U CN 201521141123U CN 205244470 U CN205244470 U CN 205244470U
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- China
- Prior art keywords
- axle sleeve
- valve body
- spool
- switches
- delivery port
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Abstract
The utility model relates to a switch over case, a serial communication port, include: the valve body has water inlet and delivery port, and is equipped with the disk seat between water inlet and the delivery port, switch over the axle, locate the valve body in, the well dead band that links to each other including operation section and AND operation section, and should in the dead band inner wall have and epaxially slide down and carry out the pressure release hole of the logical water state exchange of feng shuiyu along with switching over, the axle sleeve, including circumference wall and the bottom continuous with the circumference wall, this axle sleeve bottom has a through -hole, and the well dead band of switching over the axle is located to this axle sleeve cover, and the cavity intersegmental part is through spring looks butt bottom the axle sleeve, and flexible stagnant water pads, to locate in the valve body between disk seat and the axle sleeve, and be equipped with the location spring between flexible stagnant water pads and the axle sleeve, this flexibility stagnant water spacer has through -hole and the delivery port of valve body on a centre bore and the axle sleeve all to keep having a perfect understanding, and this flexibility stagnant water pad lies in the disk seat periphery and inclines and be formed with the aperture. The utility model has the advantages of stable in structure feels light, and the high -low pressure switches all very sensitively.
Description
Technical field
The utility model relates to a kind of Lode switching valve that is applied to bathroom device, relates in particular to a kind of spool that switches.
Background technology
Tradition spool easily affects switching power value because of outside hydraulic pressure height, and valve core inside is while having dirt, easily causesLeak, secondly, traditional spool exists the required precision of inner part high toward contact, the problems such as difficult assembling and fraction defective height.
Therefore, be further improved.
Utility model content
The purpose of this utility model is to provide a kind of spool that switches, its Stability Analysis of Structures, and switching power value is not subject to extraneous waterThe impact of pressing height, feel is light, and high-low pressure switches all very sensitive.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of spool that switches, comprising:
Valve body, has water inlet and delivery port, and is provided with valve seat between water inlet and delivery port;
Switching shaft, is located in valve body, the hollow section that comprises lever piece and be connected with lever piece, and this hollow section inwall hasCarry out the relief hole of water shutoff and the conversion of water flowing state with the upper and lower slippage of switching shaft;
Axle sleeve, the bottom that comprises circle wall and be connected with circle wall, this axle sleeve bottom has a through hole, and this axle sleeve is sheathed onThe hollow section of switching shaft, and hollow section inside connects by a spring and axle sleeve bottom; And
Flexible waterstop pad, is located between the interior valve seat of valve body and axle sleeve, and is provided with positioning ejection between flexible waterstop pad and axle sleeveSpring, the delivery port that this flexibility waterstop pad has through hole on a centre bore and axle sleeve and valve body all keeps connecting, this flexibility sealingPad is positioned at valve seat outer circumferential side and is formed with aperture.
Preferably, described valve body comprises upper shell and lower house, and upper shell is provided with grab, and the perisporium of lower house is provided withHole clipping, upper shell is connected in the hole clipping of lower house from inner side by grab.
Preferably, the circle wall of described lower house is provided with described water inlet, and the bottom of lower house is provided with delivery port, andBetween water inlet and delivery port, be provided with circular valve seat.
Preferably, the hole clipping below, inner side of described lower house is provided with the embeded slot extending to the inside, described flexible sealingPad is inverted round cap shape, and it has the brim of a hat of downward turnover and the cap nest that center raises up, wherein the brim of a hat and lower houseEmbeded slot adaptation, and compressed by upper shell.
Preferably, described valve seat inside is axially arranged with a logical stem, and this logical stem is relative with the centre bore of flexible waterstop pad,Cap nest place is provided with described centre bore, and this logical stem is located at the inwall of valve seat, and it is logical between logical stem and valve base inner wall, to leave currentRoad, logical stem is the cap nest of the flexible waterstop pad of contact upwards from bottom.
Preferably, described switching shaft lever piece passes outside valve body, is connected with the brake apparatus of valve body outside.
Preferably, described switching shaft hollow section periphery is provided with annular groove, is provided with described pressure release in this annular grooveHole, the annular groove of switching shaft is equipped with sealing ring up and down and between valve body.
Preferably, described valve inleting water mouth place is provided with filter screen.
Adopt technique scheme, by controlling the upper and lower slippage of switching shaft, thereby the relief hole on switching shaft is being sealedBetween water and water flowing, switch, in the time of relief hole water shutoff, the hydraulic pressure of flexible waterstop pad inside orders about flexible waterstop pad and compresses valveSeat, switches spool and realizes sealing, and in the time of relief hole water flowing, the hydraulic pressure of flexible waterstop pad inside is discharged, and external water pressure is washed openFlexible waterstop pad, switches spool and realizes water flowing. This switching spool switches feel and is not subject to hydraulic pressure impact just, and high-low pressure switches spiritQuick, antileaking, structural stability is high, has very strong market competition advantage.
Brief description of the drawings
Fig. 1 is the related a kind of overall structure explosive view that switches spool of the utility model.
Fig. 2 is the related a kind of overall structure figure that switches spool of the utility model.
Fig. 3 is the state diagram of related a kind of of the utility model while switching not water outlet of spool.
Fig. 4 is the state diagram of related a kind of of the utility model while switching spool water outlet.
Fig. 5 is the related a kind of axle sleeve structure stereogram that switches spool of the utility model.
Fig. 6 is the related a kind of axle sleeve structure cut-away view that switches spool of the utility model.
Fig. 7 is the related a kind of lower house structure cut-away view that switches spool of the utility model.
Fig. 8 is the related a kind of lower house structural perspective of switching spool of the utility model.
Fig. 9 is the related a kind of switching shaft structure cut-away view that switches spool of the utility model.
In figure
1-valve body 101-water inlet 102-delivery port 103-valve seat
11-upper shell 12-lower house 111-grab 120-hole clipping
121-embeded slot 104-leads to stem
2-switching shaft 21-lever piece 22-hollow section 23-relief hole 24-annular groove
3-axle sleeve 31-circle wall 32-bottom 33-through hole 34-spring
The flexible waterstop pad 401-of 4-centre bore 402-aperture 41-the brim of a hat 42-cap nest
5-retainer spring.
Detailed description of the invention
Be described in detail the technical solution of the utility model below by specific embodiment in order further to explain.
As shown in Figure 1, Figure 2 and shown in Fig. 5 to Fig. 9, the one that the utility model relates to is switched spool, comprising:
Valve body 1, has water inlet 101 and delivery port 102, and is provided with valve seat 103 between water inlet 101 and delivery port 102;
Switching shaft 2, is located in valve body 1, the hollow section 22 that comprises lever piece 21 and be connected with lever piece, and this hollow section 22Inwall has with the switching shaft relief hole 23 that Shang Xia 2, water shutoff and the conversion of water flowing state are carried out in slippage;
Axle sleeve 3, the bottom 32 that comprises circle wall 31 and be connected with circle wall 31, these axle sleeve 3 bottoms 32 have a through hole 33,This axle sleeve 3 is sheathed on the hollow section 22 of switching shaft 2, and hollow section 22 inside connect with axle sleeve 3 bottoms 32 by a spring 34;
Flexible waterstop pad 4, is located between the interior valve seat 13 of valve body 1 and axle sleeve 3, and is provided with between flexible waterstop pad 4 and axle sleeve 3Retainer spring 5, this flexibility waterstop pad 4 has through hole 33 on a centre bore 401 and axle sleeve 3 and the delivery port 12 of valve body 1 is all protectedHold perforation, this flexibility waterstop pad 4 is positioned at valve seat 13 outer circumferential sides and is formed with aperture 402.
Particularly, valve body 1 comprises upper shell 11 and lower house 12, and upper shell 11 is provided with grab 111, the week of lower house 12Wall is provided with hole clipping 120, and upper shell 11 is connected in the hole clipping 120 of lower house 12 from inner side by grab 111.
The circle wall of lower house 12 is provided with described water inlet 101, in order to ensure the merit of water cleaning and switching spoolCan be stable, can be at the valve body 1 sheathed detachable filter screen in water inlet 101 places. The bottom of lower house 12 is provided with delivery port 102, andBetween water inlet 101 and delivery port 102, be provided with circular valve seat 103.
Inner side hole clipping 120 belows of lower house 12 are provided with the embeded slot 121 extending to the inside, and flexible waterstop pad 4 is inversionRound cap shape, the cap nest 42 that its brim of a hat 41Ji center with downward turnover raises up, the wherein embedding of the brim of a hat 41 and lower houseClose groove 121 adaptations, and pass through upper shell 11 by its compression.
Valve seat 103 inside are axially arranged with a logical stem 104, centre bore 401 phases of this logical stem 103 and flexible waterstop pad 4Right, cap nest 42 places are provided with described centre bore 401, and this logical stem 104 is located at the inwall of valve seat 103, and logical stem 103 and valve seatBetween 103 inwalls, leave water stream channel, logical stem 104 is the cap nest 42 of the flexible waterstop pad 4 of contact upwards from bottom.
Switching shaft 2 lever pieces 21 pass outside valve body 1, are connected with the brake apparatus of valve body 1 outside. Switching shaft 2 hollow sections 22Periphery is provided with annular groove 24, is provided with described relief hole 23 in this annular groove 24, the annular groove of switching shaft 2 24 Shang Xia and1 of valve body is equipped with sealing ring.
It should be noted that, upper shell 11 and the axle sleeve 3 of the present embodiment can be split-type structurals, can be also that one becomesType.
The course of work of above-mentioned switching spool is as follows:
State one, as shown in Figure 3, drives upwards slippage of switching shaft by brake apparatus, and relief hole 23 is subject to annular groove 24The obstruct of upper-lower seal circle, cannot communicate with the current of lower house 12 water inlets 101, and the current of lower house 12 water inlets 101 are logicalCross the aperture 402 of flexible waterstop pad 4 outer circumferential sides to the interior side inflow of flexible waterstop pad 4, flexible waterstop pad 4 inside pressure increase, softProperty waterstop pad 4 compress valve seat, switch spool realize sealing.
State two, shown in Fig. 4, drives the downward slippage of switching shaft by brake apparatus, and the relief hole 23 on switching shaft 2 passes throughThe aperture 402 of annular groove 24 and flexible waterstop pad 4 outer circumferential sides communicates with the current of lower house 12 water inlets 101, is positioned at flexibilityThe water of waterstop pad 4 inside is realized pressure release, and external water pressure is washed flexible waterstop pad 4 open, switches spool and realizes water flowing.
The switching feel of above-mentioned switching spool is not subject to the impact of hydraulic pressure height, and high-low pressure switches sensitive, antileaking, and shouldSpool is low to the required precision of part, and technological requirement is simple, and assembling is simple, and structural stability is high, thus the yields of its productHeight, adult is low, has very strong competitive advantage on market.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out similar thinking to itSuitably change or modify, all should be considered as not departing from patent category of the present utility model.
Claims (8)
1. switch a spool, it is characterized in that, comprising:
Valve body, has water inlet and delivery port, and is provided with valve seat between water inlet and delivery port;
Switching shaft, is located in valve body, the hollow section that comprises lever piece and be connected with lever piece, and this hollow section inwall has with cuttingThe relief hole that changes the upper and lower slippage of axle and carry out water shutoff and the conversion of water flowing state;
Axle sleeve, the bottom that comprises circle wall and be connected with circle wall, this axle sleeve bottom has a through hole, and this axle sleeve is sheathed on switchingThe hollow section of axle, and hollow section inside connects by a spring and axle sleeve bottom; And
Flexible waterstop pad, is located between the interior valve seat of valve body and axle sleeve, and is provided with retainer spring between flexible waterstop pad and axle sleeve, shouldFlexible waterstop pad has through hole on a centre bore and axle sleeve and the delivery port of valve body all keeps perforation, and this flexibility waterstop pad is positioned atValve seat outer circumferential side is formed with aperture.
2. a kind of spool that switches as claimed in claim 1, is characterized in that, described valve body comprises upper shell and lower house,Upper shell is provided with grab, and the perisporium of lower house is provided with hole clipping, and upper shell is connected in the hole clipping of lower house from inner side by grab.
3. a kind of spool that switches as claimed in claim 2, is characterized in that, the circle wall of described lower house is provided with describedWater inlet, the bottom of lower house is provided with delivery port, and is provided with circular valve seat between water inlet and delivery port.
4. a kind of spool that switches as claimed in claim 3, is characterized in that, the hole clipping below, inner side of described lower house be provided with toThe embeded slot extending in inner side, described flexible waterstop pad is inverted round cap shape, and it has the brim of a hat and the middle mind-set of downward turnoverThe cap nest of projection, the wherein embeded slot adaptation of the brim of a hat and lower house, and compressed by upper shell.
5. a kind of spool that switches as claimed in claim 4, is characterized in that, described valve seat inside is axially arranged with a logical stem,This logical stem is relative with the centre bore of flexible waterstop pad, and cap nest place is provided with described centre bore, this logical stem be located at valve seat inWall, and leave water stream channel between logical stem and valve base inner wall, logical stem is the cap nest of the flexible waterstop pad of contact upwards from bottom.
6. a kind of spool that switches as claimed in claim 1, is characterized in that, described switching shaft lever piece passes outside valve body,Be connected with the brake apparatus of valve body outside.
7. a kind of spool that switches as claimed in claim 1, is characterized in that, described switching shaft hollow section periphery is provided with annularGroove, is provided with described relief hole in this annular groove, the annular groove of switching shaft is equipped with sealing ring up and down and between valve body.
8. a kind of spool that switches as claimed in claim 1, is characterized in that, described valve inleting water mouth place is provided with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141123.3U CN205244470U (en) | 2015-12-30 | 2015-12-30 | Switch over case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141123.3U CN205244470U (en) | 2015-12-30 | 2015-12-30 | Switch over case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205244470U true CN205244470U (en) | 2016-05-18 |
Family
ID=55943549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521141123.3U Active CN205244470U (en) | 2015-12-30 | 2015-12-30 | Switch over case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205244470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051208A (en) * | 2016-07-27 | 2016-10-26 | 路达(厦门)工业有限公司 | Switching valve unit, fluid switch and external member of fluid switch |
-
2015
- 2015-12-30 CN CN201521141123.3U patent/CN205244470U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051208A (en) * | 2016-07-27 | 2016-10-26 | 路达(厦门)工业有限公司 | Switching valve unit, fluid switch and external member of fluid switch |
| US10337641B2 (en) | 2016-07-27 | 2019-07-02 | Xiamen Lota International Co., Ltd. | Switch valve unit, fluid switch and kit of fluid switches |
| CN106051208B (en) * | 2016-07-27 | 2019-11-29 | 路达(厦门)工业有限公司 | Switch the external member of valve cell, fluid switch and fluid switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180906 Address after: 528100 F1-F6, 5 East Feng Ye Road, Leping Town, Sanshui District, Foshan, Guangdong Patentee after: Foshan Dahui Biotechnology Co., Ltd. Address before: 529301 Jiangmen, Kaiping, Guangdong Shuikou Town, Hongshi Road, Hongfa Development Zone, plastic hair Hardware Factory Patentee before: Tan Jianming |
|
| TR01 | Transfer of patent right |