CN209084069U - A kind of thermostatic valve core - Google Patents
A kind of thermostatic valve core Download PDFInfo
- Publication number
- CN209084069U CN209084069U CN201821989899.4U CN201821989899U CN209084069U CN 209084069 U CN209084069 U CN 209084069U CN 201821989899 U CN201821989899 U CN 201821989899U CN 209084069 U CN209084069 U CN 209084069U
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- CN
- China
- Prior art keywords
- valve sleeve
- wall
- seal receptacle
- sliding seat
- sleeve
- 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.)
- Expired - Fee Related
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- Temperature-Responsive Valves (AREA)
Abstract
The utility model relates to a kind of thermostatic valve cores, seal receptacle is set between adjusting spool and upper valve sleeve inner wall, it is sealed by sealing ring between seal receptacle and adjusting spool and seal receptacle and upper valve sleeve inner wall, seal receptacle is completely isolated by the mixed water cavity of lower part and upper valve sleeve inner space, prevent the generation of scale, thoroughly solves the problems, such as thermostatic valve core scale condense caused by it is stuck, the utility model has the characteristics that structurally reasonable and durable reliable.
Description
Technical field
The utility model relates to faucet valve core technology, specifically a kind of thermostatic valve core.
Background technique
Constant-temperature water faucet energy automatic water temperature regulation, so that the water temperature held stationary of water discharge of water faucet, so that comfort is promoted,
And realize what constant-temperature effluent was mainly realized by thermostatic valve core, existing thermostatic valve core generally comprises valve pocket and adjusting spool, described
Valve pocket include upper valve sleeve and lower valve sleeve, lower valve sleeve is screwed in the lower part of the set of upper valve, adjusting is provided in the upper valve sleeve
Nut, positioning sleeve and head is supported, adjusting nut and positioning sleeve rotation connect, and positioning sleeve is internally provided with spring, support head setting fixed
The lower port of position set, spring apply downward active force to head is supported, hot water or cold water's water inlet, the adjusting are arranged on lower valve sleeve
Spool is arranged in lower valve sleeve, and adjusting spool adjusts hot water or cold water's water inlet bore by the way that the variation according to temperature is up and down
Size, to realize the automatic adjustment of temperature, existing thermostatic valve core can be moved up and down freely for adjusting spool, adjusted
There can be gap between spool and valve pocket, adjusting spool long period of soaking in water, is easy between adjusting spool and valve sleeving inner wall
Scale can be generated in gap, if do not used for a long time, had because scale condensation can not work normally spool.
Utility model content
The purpose of this utility model is to provide a kind of thermostatic valve cores, are arranged between adjusting spool and upper valve sleeve inner wall close
Seat is sealed, by sealing ring sealing between seal receptacle and adjusting spool and seal receptacle and upper valve sleeve inner wall, seal receptacle is by lower part
Mixed water cavity and upper valve sleeve inner space it is completely isolated, prevent the generation of scale, thoroughly solve thermostatic valve core scale condensation causes
Stuck problem, the utility model has the characteristics that structurally reasonable and durable reliable.
Following technical scheme is used to achieve the above object:
A kind of thermostatic valve core, including valve pocket and adjusting spool, the valve pocket include upper valve sleeve and lower valve sleeve, and described is upper
It is provided with adjusting nut, positioning sleeve in valve pocket and supports head, adjusting nut and positioning sleeve rotation connect, and positioning sleeve is internally provided with bullet
Spring, the lower port of positioning sleeve is arranged in head, and spring applies downward active force to head is supported；It is characterized by: lower valve set upper side
The internal screw thread in portion and the bottom internal screw thread of upper valve sleeve are screwed on, and the adjusting spool is accommodated in inside lower sleeving valve, the tune
Section spool includes sliding seat and spool internal core, the spool internal core include be temperature-sensing pipe, sliding block and valve rod respectively from bottom to top,
The sliding seat is set on sliding block outer wall, and water outlet is arranged in lower valve sleeve bottom, and slider bottom is provided with second spring, and second
Spring applies upward active force to sliding block, and ring-shaped cavity is arranged inside the sliding seat, and ring-shaped cavity open upper end is cyclic annular
Cavity bottom, which opens up, to be set several limbers and is connected to ring-shaped cavity with lower valve sleeve lower space, the lower valve sleeve top and lower part it
Between be provided with step structure, the upper edge of the sliding seat forms cricoid cold water watering slot close to lower valve sleeve lower edge, cold water into
Water seam is connected to ring-shaped cavity, and the lower edge of sliding seat forms cricoid hot water watering slot, hot water watering slot close to step structure
It is connected to lower valve sleeve lower space, lower valve sleeve offers cricoid cold on the position of corresponding cold water watering slot and hot water watering slot
Water water inlet and water inlet of hot water；Be provided with seal receptacle between the sliding seat and upper valve sleeve inner wall, on the outside of seal receptacle with
Sealing structure is set between upper valve sleeve inner wall, sealing knot is provided between seal receptacle inner wall and the ring-shaped cavity inner sidewall of sliding seat
Structure.
The first sealing ring is provided on the outside of the sliding seat, the first sealing ring cooperates with lower valve sleeve inner wall intakes hot water
Seam and the isolation of cold water watering slot.
The outer wall on the seal receptacle top is provided with the second sealing ring, and the inner wall of seal receptacle lower part is provided with third sealing
Circle, the second sealing ring form sealing between seal receptacle top and upper valve sleeve, third sealing circle in seal receptacle lower inner wall and
Ring-shaped cavity inner sidewall forms sealing.
The 4th sealing ring is provided between cold water inlet and water inlet of hot water in the lower valve sleeve；Under described
The 5th sealing ring is arranged in the water outlet close to lower end in valve pocket.
The utility model is added between sliding seat and upper valve sleeve and sets seal receptacle, between seal receptacle and sliding seat and upper valve sleeve
Sealing cooperation, and enters cold water in the mixed water cavity of lower valve body lower part by the ring-shaped cavity of sliding seat so that sliding seat and
Original gap is not present between upper valve sleeve, thoroughly solves the problems, such as it is stuck caused by the condensation of thermostatic valve core scale, it is in addition practical
The novel valve pocket by original three-stage changes into present two sections, and structure is simpler, and device is more convenient.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the utility model；
Fig. 2 is sectional view along A-A in Fig. 1；
Fig. 3 is the structural schematic diagram of the utility model adjusting spool；
Fig. 4 is the structural schematic diagram of the utility model adjusting spool other direction.
Specific embodiment
As shown in Figs 1-4, a kind of thermostatic valve core, including valve pocket and adjusting spool, the valve pocket include upper valve sleeve 1 under
Valve pocket 2 is provided with adjusting nut 11, positioning sleeve 12 in the upper valve sleeve 1 and supports head 13, and adjusting nut 11 and positioning sleeve 12 revolve
Turn connection, positioning sleeve 12 is internally provided with spring 14, the lower port that positioning sleeve 12 is arranged in first 13, and spring 14 is applied to head 13 is supported
Add downward active force；It is characterized by: the internal screw thread of 2 upper end of lower valve sleeve and the bottom internal screw thread of upper valve sleeve 1 are screwed on, it is described
Adjusting spool be accommodated in inside lower sleeving valve 2, the adjusting spool includes sliding seat 5 and spool internal core 6, the spool
For inner core 6 including being temperature-sensing pipe 61, sliding block 62 and valve rod 63 respectively from bottom to top, the sliding seat 5 is set in 62 outer wall of sliding block
On, water outlet 21 is arranged in 2 bottom of lower valve sleeve, and 62 bottom of sliding block is provided with second spring 22, and second spring 22 applies sliding block 62
Ring-shaped cavity 51,51 open upper end of ring-shaped cavity, 51 bottom of ring-shaped cavity are arranged inside the sliding seat 5 for upward active force
Portion, which opens up, sets several limbers 52 and is connected to ring-shaped cavity 51 with 2 lower space of lower valve sleeve, 2 top of lower valve sleeve and lower part it
Between be provided with step structure 23, the upper edge of the sliding seat 5 forms cricoid cold water watering slot 7 close to lower valve sleeve lower edge, cold
Water watering slot 7 is connected to ring-shaped cavity 51, and the lower edge of sliding seat 5 forms cricoid hot water watering slot 8 close to step structure 23,
Hot water watering slot 8 is connected to 2 lower space of lower valve sleeve, and lower valve sleeve 2 is in the position of corresponding cold water watering slot 7 and hot water watering slot 8
On offer cricoid cold water inlet 27 and water inlet of hot water 28；It is arranged between 1 inner wall of the sliding seat 5 and upper valve sleeve
There is seal receptacle 9, sealing structure, the ring-type of seal receptacle 9 inner wall and sliding seat 5 are set between 9 outside of seal receptacle and 1 inner wall of upper valve sleeve
Sealing structure is provided between cavity inner wall.
The first sealing ring 55 is provided on the outside of the sliding seat 5, the first sealing ring 55 will be warm with the cooperation of 2 inner wall of lower valve sleeve
Water watering slot 8 and cold water watering slot 7 are isolated.
The outer wall on 9 top of seal receptacle is provided with the second sealing ring 91, and the inner wall of 9 lower part of seal receptacle is provided with third
Sealing ring 92, the second sealing ring 91 form sealing between 1 inner wall of 9 top of seal receptacle and upper valve sleeve, and third sealing ring 92 is close
It seals 9 lower inner wall of seat and 51 inner sidewall of ring-shaped cavity is formed and sealed.
The 4th sealing ring 29 is provided between cold water inlet 27 and water inlet of hot water 28 in the lower valve sleeve 2；?
The 5th sealing ring 25 is arranged in the lower valve sleeve 2 at the water outlet 21 close to lower end.
It is entered under lower valve body when water enters valve inner when utility model works by the ring-shaped cavity of sliding seat
In the mixed water cavity in portion, and when hot water enters valve inner, proceeds directly in mixed water cavity, and temperature-sensing pipe 61 is in mixed water cavity, passes through
Temperature-sensing pipe 61 makes 63 telescopic variation of valve rod, to the elongation of valve rod 63 top to when supporting head, illustrates that temperature reaches limit value, continues to temperature
When raising, valve rod 63 can drive sliding block to move down, and then sliding seat is driven to move down, so that cold water watering slot 7 becomes larger, and hot water
Watering slot 8 becomes smaller, and realizes the automatic adjustment of water temperature.
The valve pocket of original three-stage is changed into present two sections by the utility model, and sliding seat and upper valve sleeve it
Between add and set seal receptacle, cooperation is sealed between seal receptacle and sliding seat and upper valve sleeve, water will not enter in upper valve sleeve, due to close
The presence of seat is sealed, so that original gap is not present between sliding seat and upper valve sleeve, the condensation of thermostatic valve core scale is thoroughly solved and makes
At stuck problem, and at the sealing of seal receptacle increase silicone oil lubrication, the service life of spool, the utility model can be extended
It is simpler with structure, durable reliable feature.
Claims (4)
1. a kind of thermostatic valve core, including valve pocket and adjusting spool, the valve pocket includes upper valve sleeve and lower valve sleeve, the upper valve
It is provided with adjusting nut, positioning sleeve in set and supports head, adjusting nut and positioning sleeve rotation connect, and positioning sleeve is internally provided with bullet
Spring, the lower port of positioning sleeve is arranged in head, and spring applies downward active force to head is supported；It is characterized by: lower valve set upper side
The internal screw thread in portion and the bottom internal screw thread of upper valve sleeve are screwed on, and the adjusting spool is accommodated in inside lower sleeving valve, the tune
Section spool includes sliding seat and spool internal core, the spool internal core include be temperature-sensing pipe, sliding block and valve rod respectively from bottom to top,
The sliding seat is set on sliding block outer wall, and water outlet is arranged in lower valve sleeve bottom, and slider bottom is provided with second spring, and second
Spring applies upward active force to sliding block, and ring-shaped cavity is arranged inside the sliding seat, and ring-shaped cavity open upper end is cyclic annular
Cavity bottom, which opens up, to be set several limbers and is connected to ring-shaped cavity with lower valve sleeve lower space, the lower valve sleeve top and lower part it
Between be provided with step structure, the upper edge of the sliding seat forms cricoid cold water watering slot close to lower valve sleeve lower edge, cold water into
Water seam is connected to ring-shaped cavity, and the lower edge of sliding seat forms cricoid hot water watering slot, hot water watering slot close to step structure
It is connected to lower valve sleeve lower space, lower valve sleeve offers cricoid cold on the position of corresponding cold water watering slot and hot water watering slot
Water water inlet and water inlet of hot water；Be provided with seal receptacle between the sliding seat and upper valve sleeve inner wall, on the outside of seal receptacle with
Sealing structure is set between upper valve sleeve inner wall, sealing knot is provided between seal receptacle inner wall and the ring-shaped cavity inner sidewall of sliding seat
Structure.
2. a kind of thermostatic valve core as described in claim 1, it is characterised in that: be provided with the first sealing on the outside of the sliding seat
Circle, the first sealing ring cooperate with lower valve sleeve inner wall and hot water watering slot and cold water watering slot are isolated.
3. a kind of thermostatic valve core as described in claim 1, it is characterised in that: the outer wall on the seal receptacle top is provided with the
Two sealing rings, the inner wall of seal receptacle lower part are provided with third sealing ring, and the second sealing ring is between seal receptacle top and upper valve sleeve
Sealing is formed, third seals circle and seals in seal receptacle lower inner wall and the formation of ring-shaped cavity inner sidewall.
4. a kind of thermostatic valve core as described in claim 1, it is characterised in that: in the lower valve sleeve in cold water inlet and heat
The 4th sealing ring is provided between water water inlet；In the lower valve sleeve in the 5th sealing of water outlet setting close to lower end
Circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989899.4U CN209084069U (en) | 2018-11-29 | 2018-11-29 | A kind of thermostatic valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989899.4U CN209084069U (en) | 2018-11-29 | 2018-11-29 | A kind of thermostatic valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209084069U true CN209084069U (en) | 2019-07-09 |
Family
ID=67126034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821989899.4U Expired - Fee Related CN209084069U (en) | 2018-11-29 | 2018-11-29 | A kind of thermostatic valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209084069U (en) |
-
2018
- 2018-11-29 CN CN201821989899.4U patent/CN209084069U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190709 Termination date: 20191129 |