CN209146394U - A kind of thermostatic valve - Google Patents
A kind of thermostatic valve Download PDFInfo
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- CN209146394U CN209146394U CN201822155774.8U CN201822155774U CN209146394U CN 209146394 U CN209146394 U CN 209146394U CN 201822155774 U CN201822155774 U CN 201822155774U CN 209146394 U CN209146394 U CN 209146394U
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- water outlet
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Abstract
The utility model provides a kind of thermostatic valve, belongs to technical field of valve manufacturing.It solves the problems, such as that existing thermostatic valve consumptive material is more, is not suitable for mixing water conveying.This thermostatic valve includes valve body, valve body side has water inlet, the inner cavity of valve body has valve seat, valve seat is equipped with water hole, the valve body other side has water outlet, valve body screw thread is connected with valve pocket, valve pocket outer end is threaded with valve deck, valve pocket is equipped with valve rod one and valve rod two, valve pocket, valve rod one and valve rod two are coaxially disposed, the diameter of valve rod one is greater than the diameter of valve rod two, the bottom end of valve rod one stretches out valve pocket inner end and is fixed with gasket seal, the top of valve rod two stretches out valve deck setting and is equipped with the disconnecting prevention structure for preventing valve rod two to be detached between the bottom end and valve deck of valve rod two, it is equipped with the spring being placed on valve rod one in valve pocket and spring provides elastic force and the top of valve rod one is made to have the trend for contacting at two bottom end of valve rod always.The utility model matches conveying suitable for mix moisture and consumptive material is few.
Description
Technical field
The utility model belongs to technical field of valve manufacturing, is related to a kind of thermostatic valve.
Background technique
With the development of pipe technology, thermostatic valve be increasingly used in family, communal facility cold and hot water supply system and
In heating system.Thermostatic valve can adjust leaving water temperature and water flow according to the demand of client, avoid in pipeline because of hydraulic pressure or temperature
The unstable sometimes hot and sometimes cold phenomenon for causing leaving water temperature is spent, pipeline safety and domestic water comfort level are protected.
Such as Chinese patent literature data discloses a kind of Three-way Thermostatic Valve [application number: 201120533751.1；Authorization is public
Announcement number: CN202432020U] comprising a constant temperature valve body and a thermostatic valve core matched with constant temperature valve body, thermostatic valve valve
Body is equipped with a mixed water water outlet, a thermostatic valve core connecting pin, and thermostatic valve core includes a valve rod along axle center, one entangles valve from top to bottom
Bar and the valve stem sleeve fixed with thermostatic valve core connecting pin, a rotatable adjusting top cap assembly being fixed in valve rod lower section, one
Temperature-sensitive actuator, an adjuster, a upper surface withstand on the reset spring of adjuster lower end surface, and adjuster is substantially in a drum-shaped,
Axle center is fixed with temperature-sensitive actuator, and bottom face is equipped with more than one discharge orifice, the inner wall sealing of outer wall and constant temperature valve body
Cooperation.
Above-mentioned thermostatic valve is cooperated by controller structure and temperature-sensitive actuator, realizes that the water inlet of cold and hot water inlet end is big
Small, adjusting is sensitive, but its structure is complicated, is not suitable for the distribution conveying of mixing water, in addition existing thermostatic valve valve rod is all
Integral structure, for the stabilization at spring, the diameter of valve rod is all larger herein swings to avoid spring, and valve rod other positions
Diameter in order to which overall volume is small, can generally be reprocessed to valve rod turning to reduce diameter, consumptive material is more, at high cost without larger.
Summary of the invention
The purpose of this utility model is provided a kind of suitable for mixing water for the above-mentioned problems in the prior art
Distribution conveying, the few thermostatic valve of consumptive material.
The purpose of this utility model can be realized by the following technical scheme: a kind of thermostatic valve, including the valve with inner cavity
Body, the valve body side have water inlet, and the inner cavity of the valve body has the valve seat being located on the inside of water inlet, the valve
Seat is equipped with water hole, which is characterized in that the valve body other side has several interconnected water outlets, the valve body
Be threaded with water hole coaxial arrangement and tubular valve pocket, the valve pocket outer end is threaded with valve deck, described
Valve pocket is equipped with valve rod one and valve rod two, and the valve pocket, valve rod one and valve rod two are coaxially disposed, the diameter of the valve rod one
Greater than the diameter of valve rod two, the bottom end of the valve rod one stretches out valve pocket inner end and is fixed with gasket seal, the valve rod two
Top stretch out valve deck setting and between the bottom end and valve deck of valve rod two be equipped with prevent valve rod two be detached from disconnecting prevention structure, it is described
It is equipped with the spring that is placed on valve rod one in valve pocket and spring provides elastic force the top of valve rod one is had always and contacts at valve rod
The trend of two bottom ends.
In a kind of above-mentioned thermostatic valve, the disconnecting prevention structure includes barrier sheet annular in shape, and the valve deck is close
There is the inner wall of bottom end groove and valve deck bottom end inside riveting formation riveting side barrier sheet is anchored in groove, the valve rod
Two outer walls close to bottom end is embedded with the circlip for contradicting barrier sheet bottom surface.
As another situation, in a kind of above-mentioned thermostatic valve, the disconnecting prevention structure includes that valve deck inner wall has
Shoulder block, outer wall of the valve rod close to bottom end have a circle radially protruding for contradicting the retaining ring on shoulder block.Shoulder block plays
The effect for stopping retaining ring avoids valve rod two from being detached from valve deck.
In a kind of above-mentioned thermostatic valve, there is step in the valve deck, the valve rod two is arranged with several positions
Sealing element between step and barrier sheet.
In a kind of above-mentioned thermostatic valve, the top of the valve rod one has the boss of a circle radially protruding, described
Valve pocket bottom end has the rib of fold inward, and one end of the spring contacts at rib, and the other end of spring contacts at boss.
In a kind of above-mentioned thermostatic valve, outer wall of the valve rod one close to bottom end has one to enclose the annular being recessed inwardly
Slot, the inner wall of the gasket seal is in annular groove, and the top surface vulcanization of the gasket seal is fixed with metal platen, institute
The metal platen and valve rod one stated are interference fitted.Gasket seal is connected firmly with valve rod one in this way, and when gasket seal is pressed on
When valve seat is to block water hole, metal platen avoids gasket seal from warping because of deformation, ensure that leakproofness.
In a kind of above-mentioned thermostatic valve, the quantity of the water outlet is two and two water outlets is named as water outlet
One and water outlet two, and the axis of water inlet is parallel and water outlet one has internal screw thread, water outlet two for the axis of water outlet one
Axis perpendicular to the axis of water outlet one, the water outlet two is connected with nut, a tubular pipe by external screw thread
Connector inserts in water outlet two and pipe fitting has the bulge loop of a circle radially protruding, and the nut has the flanging of fold inward
And bulge loop is between flanging and the end of water outlet two, the outer end for the nut that pipe fitting stretches out has external screw thread and pipe fitting
Outer end is arranged with gasket.
In a kind of above-mentioned thermostatic valve, sealing ring is equipped between the valve pocket and valve body, between valve pocket and valve deck.
Sealing ring ensure that leakproofness everywhere.
Compared with prior art, this thermostatic valve facilitates the distribution of mixing water to convey, and consumptive material is few, easily manufactured, sealing
Good, the operation is stable of property, long service life.
Detailed description of the invention
Fig. 1 is the structure sectional view of this thermostatic valve.
Fig. 2 is the structure sectional view of this thermostatic valve removal valve body.
In figure, 1, valve body；2, water inlet；3, valve seat；4, water hole；5, valve pocket；6, valve deck；7, valve rod one；8, valve rod two；
9, gasket seal；10, spring；11, barrier sheet；12, riveting side；13, circlip；14, step；15, sealing element；16, boss；17, it keeps off
Side；18, metal platen；19, water outlet one；20, water outlet two；21, nut；22, pipe fitting；23, bulge loop；24, flanging；25,
Gasket；26, sealing ring.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, this thermostatic valve includes the valve body 1 with inner cavity, and 1 side of valve body has water inlet 2, valve body 1
Inner cavity there is the valve seat 3 for being located at the inside of water inlet 2, valve seat 3 is equipped with water hole 4, and there are 1 other side of valve body several mutually to interconnect
Logical water outlet, valve body 1 are threaded with and the coaxial arrangement of water hole 4 and tubular valve pocket 5, the threaded connection of 5 outer end of valve pocket
There is valve deck 6, valve pocket 5 is equipped with valve rod 1 and valve rod 28, and valve pocket 5, valve rod 1 and valve rod 28 are coaxially disposed, valve rod 1
Diameter is greater than the diameter of valve rod 28, and the bottom end of valve rod 1 stretches out 5 inner end of valve pocket and is fixed with gasket seal 9, the top of valve rod 28
End stretches out the setting of valve deck 6 and is equipped with the disconnecting prevention structure for preventing valve rod 28 to be detached from, valve pocket 5 between the bottom end and valve deck 6 of valve rod 28
In be equipped with the spring 10 that is placed on valve rod 1, the top of valve rod 1 has the boss 16 of a circle radially protruding, 5 bottom end of valve pocket tool
There is the rib 17 of fold inward, one end of spring 10 contacts at rib 17, and the other end of spring 10 contacts at boss 16, spring 10
There is provided elastic force makes the top of valve rod 1 have the trend for contacting at 28 bottom end of valve rod always.
The top of valve rod 28 drives for connecting existing temperature control head, temperature control head according to the temperature of setting in this thermostatic valve
28 axial displacement of valve rod, spring 10 make the top of valve rod 1 contact at the bottom end of valve rod 28 always, thus valve rod 1 with
28 axial displacement of valve rod, so that the aperture between one 7 bottom end of the valve rod gasket seal 9 being fixed with and water hole 4 is controlled, thus
The flow and hydraulic pressure of mixing water are controlled, mixing water enters from water inlet 2, each water outlet is flowed by water hole 4 later, thus
Realize the distribution conveying of mixing water；28 separate machined of valve rod 1 and valve rod, machining accuracy is high, and the valve rod 28 that diameter is small
Time turning is no longer needed to, consumptive material is few, and easily manufactured, the big valve rod 1 of diameter is that spring 10 provides good support, avoids spring
10 swing and influence precision.
It further describes in detail, disconnecting prevention structure includes barrier sheet 11 annular in shape, inner wall of the valve deck 6 close to bottom end in the present embodiment
Forming riveting side 12 with the inside riveting of groove and 6 bottom end of valve deck is anchored on barrier sheet 11 in groove, and valve rod 28 is close to bottom end
Outer wall be embedded with the circlip 13 for contradicting 11 bottom surface of barrier sheet, when circlip 13 contacts at the bottom surface of barrier sheet 11, stop
Piece 11 plays barrier effect and is detached from valve deck 6 to avoid valve rod 28.There is step 14, valve rod 28 is arranged that there are two positions in valve deck 6
Sealing element 15 between step 14 and barrier sheet 11, sealing element 15 are rubber parts annular in shape, and sealing element 15 is extruded in blocking
Between piece 11 and step 14, to ensure that the leakproofness between valve rod 28 and valve deck 6, avoid leaking.
The quantity of water outlet is two and two water outlets is named as water outlet 1 and water outlet 2 20 in the present embodiment,
The axis of water outlet 1 is parallel with the axis of water inlet 2 and water outlet 1 has internal screw thread, the axis of water outlet 2 20
Perpendicular to the axis of water outlet 1, water outlet 2 20 is connected with nut 21, a tubular pipe fitting 22 by external screw thread
Insert in water outlet 2 20 and pipe fitting 22 have the bulge loop 23 of a circle radially protruding, nut have the flanging 24 of fold inward and
Bulge loop 23 between flanging 24 and the end of water outlet 2 20, pipe fitting 22 stretch out nut 21 outer end have external screw thread and
The outer end of pipe fitting 22 is arranged with gasket 25, and such water outlet 1 is connect by internal screw thread with pipeline, and water outlet 2 20 is logical
Cross nut, pipe fitting 22 is connect with pipeline, pipeline is easy to connect.
In order to which gasket seal 9 is connected firmly and good airproof performance, there is outer wall of the valve rod 1 close to bottom end a circle to be recessed inwardly
Annular groove, in annular groove, the top surface vulcanization of gasket seal 9 is fixed with metal platen 18, metal for the inner wall of gasket seal 9
Pressing plate 18 and valve rod 1 are interference fitted；For good airproof performance, it is equipped between valve pocket 5 and valve body 1, between valve pocket 5 and valve deck 6
Sealing ring 26.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of thermostatic valve, including the valve body (1) with inner cavity, the valve body (1) side has water inlet (2), described
The inner cavity of valve body (1) has the valve seat (3) being located on the inside of water inlet (2), and the valve seat (3) is equipped with water hole (4), feature
Be, the valve body (1) other side have several interconnected water outlets, the valve body (1) be threaded with
Water hole (4) coaxial arrangement and tubular valve pocket (5), the valve pocket (5) outer end is threaded with valve deck (6), described
Valve pocket (5) is equipped with valve rod one (7) and valve rod two (8), and the valve pocket (5), valve rod one (7) and valve rod two (8) are coaxially disposed,
The diameter of the valve rod one (7) is greater than the diameter of valve rod two (8), and valve pocket (5) inner end is stretched out in the bottom end of the valve rod one (7)
And gasket seal (9) are fixed with, bottom end and the valve of valve deck (6) setting and valve rod two (8) are stretched out in the top of the valve rod two (8)
It is equipped with the disconnecting prevention structure for preventing valve rod two (8) to be detached between lid (6), is equipped with and is placed on valve rod one (7) in the valve pocket (5)
Spring (10) and spring (10), which provide elastic force the top of valve rod one (7) had always, contacts at becoming for valve rod two (8) bottom end
Gesture.
2. a kind of thermostatic valve according to claim 1, which is characterized in that the disconnecting prevention structure includes blocking annular in shape
Piece (11), there is inner wall of the valve deck (6) close to bottom end the inside riveting of groove and valve deck (6) bottom end, which to form riveting side (12), makes
It obtains barrier sheet (11) to be anchored in groove, outer wall of the valve rod two (8) close to bottom end is embedded with for contradicting barrier sheet
(11) circlip (13) of bottom surface.
3. a kind of thermostatic valve according to claim 1, which is characterized in that the disconnecting prevention structure includes valve deck (6) inner wall
The shoulder block having, outer wall of the valve rod close to bottom end have a circle radially protruding for contradicting the retaining ring on shoulder block.
4. a kind of thermostatic valve according to claim 2, which is characterized in that there are step (14) in the valve deck (6), institute
The valve rod two (8) stated is arranged with several sealing elements (15) being located between step (14) and barrier sheet (11).
5. a kind of thermostatic valve according to claim 1, which is characterized in that the top of the valve rod one (7) has a circle
The boss (16) of radially protruding, rib (17) of the valve pocket (5) bottom end with fold inward, the one of the spring (10)
End contacts at rib (17), and the other end of spring (10) contacts at boss (16).
6. according to claim 1 to a kind of thermostatic valve described in 5 any one, which is characterized in that the valve rod one (7) is close
The annular groove that there is the outer wall of bottom end a circle to be recessed inwardly, the inner wall of the gasket seal (9) are described in annular groove
The top surface vulcanization of gasket seal (9) is fixed with metal platen (18), and the metal platen (18) is matched with valve rod one (7) interference
It closes.
7. a kind of thermostatic valve according to claim 6, which is characterized in that the quantity of the water outlet is two and by two
Water outlet is named as water outlet one (19) and water outlet two (20), the axis phase of the axis and water inlet (2) of water outlet one (19)
Parallel and water outlet one (19) has an internal screw thread, the axis of water outlet two (20) perpendicular to water outlet one (19) axis, it is described
Water outlet two (20) be connected with nut (21) by external screw thread, a tubular pipe fitting (22) inserts in water outlet two (20)
In and pipe fitting (22) there is the bulge loop (23) of a circle radially protruding, the nut has the flanging (24) of fold inward and convex
Ring (23) is located between flanging (24) and the end of water outlet two (20), and the outer end for the nut (21) that pipe fitting (22) stretches out has
The outer end of external screw thread and pipe fitting (22) is arranged with gasket (25).
8. a kind of thermostatic valve according to claim 7, which is characterized in that between the valve pocket (5) and valve body (1), valve
Sealing ring (26) are equipped between set (5) and valve deck (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155774.8U CN209146394U (en) | 2018-12-21 | 2018-12-21 | A kind of thermostatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155774.8U CN209146394U (en) | 2018-12-21 | 2018-12-21 | A kind of thermostatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209146394U true CN209146394U (en) | 2019-07-23 |
Family
ID=67290574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822155774.8U Active CN209146394U (en) | 2018-12-21 | 2018-12-21 | A kind of thermostatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209146394U (en) |
-
2018
- 2018-12-21 CN CN201822155774.8U patent/CN209146394U/en active Active
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| GR01 | Patent grant |