CN202048217U - Water release valve - Google Patents
Water release valve Download PDFInfo
- Publication number
- CN202048217U CN202048217U CN2011201399434U CN201120139943U CN202048217U CN 202048217 U CN202048217 U CN 202048217U CN 2011201399434 U CN2011201399434 U CN 2011201399434U CN 201120139943 U CN201120139943 U CN 201120139943U CN 202048217 U CN202048217 U CN 202048217U
- Authority
- CN
- China
- Prior art keywords
- spool
- valve body
- cavity
- adjusting nut
- drain 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a water release valve which comprises a valve body, a valve core joint pipe, a liquid outlet and a regulation nut, wherein a first sealing ring used for closing a through cavity is arranged between the contact part of the head of the insertion end of the valve core joint pipe and the inner wall of the through cavity, an annular cavity is formed between the part of the insertion end behind the first sealing ring and the corresponding inner wall of the through cavity, and a second sealing ring is arranged between the part of insertion end behind the annular cavity and the corresponding inner wall of the through cavity; the liquid outlet is arranged at the corresponding position of the valve body or the valve core joint pipe and can be communicated with the annular cavity after the valve core joint pipe opens the through cavity; and the regulation nut is arranged at the other end of the valve core joint pipe, outer threads are formed on the outer wall of one end (the end is used for the valve core joint pipe to insert into) of the valve body, internal threads matched with the outer threads of the valve body are formed on the inner wall of the regulation nut, and axial motion of the regulation nut towards the valve body end can drive the valve core joint pipe to axially move towards the valve body and the through cavity to be closed. The water release valve has simple and compact structure, little composition parts and low manufacture cost.
Description
Technical field
The utility model relates to a kind of drain valve, specifically, is a kind of drain valve of pipe-line system end.
Background technique
The end of pipe-line system (as the floor heating coil pipe etc.) needs the manually operated type water draw-off to realize sluicing usually, and the general manually operated type water draw-off employing of prior art is the ball-valve type drain valve, and the shortcoming that the ball-valve type drain valve exists is that complex structure, profile are not attractive in appearance, take over easy deformation and weigh operation inconvenience wounded.To this, Chinese patent literature CN201588946U has proposed a kind of drain valve, and this drain valve comprises valve body, and the afterbody of described valve body has the water intake with pipeline UNICOM, described side of valve body is provided with water outlet, between described water intake and the described water outlet by a flow channels UNICOM; Also comprise spool, described spool penetrates in the described flow channels from the head of described valve body, the connection position of salable described water intake of the afterbody of described spool and flow channels; Be threaded between described spool and the described valve body, the head of described spool is exposed at outward outside the described valve body; Also comprise an end cap, described end cap covers on described water outlet, and the end face of described end cap is provided with and the suitable socket of the head of described spool.Though the drain valve of the prior art is compared the ball-valve type drain valve and improved to some extent, still there is following shortcoming: 1) complex structure, constituent elements is many, makes cost of production higher; 2) inconvenient operation during sluicing, need be unloaded lower end cap earlier, and by the socket on the end cap end cap is installed on the spool, and rotary end cover is realized the rotation unlatching of spool; After sluicing finishes, end cap must be installed back the water outlet place again, unusual trouble, and end cap is dismountable is lost after causing end cap to be disassembled easily.
Summary of the invention
For this reason, technical problem to be solved in the utility model is drain valve complex structure of the prior art, and the problem of inconvenient operation provides drain valve a kind of simple in structure, easy and simple to handle.
For solving the problems of the technologies described above, a kind of drain valve of the present utility model comprises valve body, forms cavity in the described valve body; Spool is taken over, the end that described spool is taken over can insert in the described cavity with moving axially, and be provided with first seal ring that described cavity is closed between the contacting point of the head of the insertion end that described spool is taken over and the inwall of described cavity, be formed with annular chamber between the part after described first seal ring of described insertion end and the respective inner walls of described cavity, be provided with second seal ring between the part after described annular chamber of described insertion end and the respective inner walls of described cavity; Liquid outlet opening, described liquid outlet opening are arranged on the relevant position of described valve body or the adapter of described spool, after described spool is taken over the described cavity of unlatching, can communicate with described annular chamber; Also comprise an adjusting nut, described adjusting nut is arranged on the other end of described spool adapter, form outside thread on the outer wall of the end that the described spool adapter of the confession of described valve body is inserted, form the internal thread that matches with the described outside thread of described valve body on the inwall of described adjusting nut, and described adjusting nut towards described valve body end move axially and can drive described spool and take over towards the moving axially of described valve body direction, and close described cavity.
Also be provided with on the described liquid outlet opening described liquid outlet opening is carried out end face blocking device shutoff, dismountable.
Described liquid outlet opening is arranged on described spool and takes over, comprise and be molded over the blind hole that described spool is taken over the axial direction of the other end end, and the side-walls that is molded over described insertion end that described spool takes over, an end communicates with described blind hole, the radial hole that the other end communicates with described cavity; Described end face blocking device is arranged on described blind hole place, and described blind hole is carried out shutoff.
Described end face blocking device is a screw plug.
The port that forms described internal thread of described adjusting nut forms circular cone and closes up, and the minimum diameter that described circular cone closes up is less than the external diameter of the male end of described valve body.
Form projection on the external diameter that described spool is taken over, described adjusting nut is taken over the internal diameter of end face at the other end place less than the external diameter of described projection towards described spool, and described adjusting nut props up described projection by described end face and is set in described spool and takes over.
The outer surface of described adjusting nut forms straight knurling.
Form on the outer side wall of the other end that described spool is taken over pipeline is connected and be connected tooth.
Form connecting thread on the outer wall of the entrance point of described valve body.
Technique scheme of the present utility model has the following advantages compared to existing technology, 1, in the utility model, one end can promote the spool adapter and move axially towards the valve body direction, the setting of the adjusting nut that the other end is connected with valve outer wall cocoa axial adjustment, make drain valve of the present utility model when having the sluicing function, structure is more simple compact, and constituent elements is few, low cost of manufacture; 2, in the utility model, the setting that the female port of the moulding of adjusting nut circular cone closes up can be after the drain valve assembling, and spool is taken over can not separate dismounting with valve body, thereby has prevented that the spool adapter is disassembled and loses.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the sectional view of drain valve of the present utility model.
Reference character is expressed as among the figure: 1-valve body, 2-adjusting nut, the adapter of 3-spool, 4-screw plug, 5-first seal ring, 6-second seal ring, 7-circular cone close up.
Embodiment
As shown in Figure 1, a kind of drain valve of present embodiment comprises valve body 1, forms cavity in the described valve body 1; Spool takes over 3, one end of described spool adapter 3 can insert in the described cavity with moving axially, and be provided with first seal ring 5 that described cavity is closed between the contacting point of the head of the insertion end of described spool adapter 3 and the inwall of described cavity, be formed with annular chamber between the part after described first seal ring 5 of described insertion end and the respective inner walls of described cavity, be provided with second seal ring 6 between the part after described annular chamber of described insertion end and the respective inner walls of described cavity; Liquid outlet opening, described liquid outlet opening is provided with on the relevant position of described spool adapter 3, after described spool is taken over the described cavity of 3 unlatchings, can communicate with described annular chamber, in the present embodiment, described liquid outlet opening comprises and is molded over the blind hole that described spool is taken over the axial direction of 3 the other end ends, and is molded over the side-walls that described spool is taken over 3 described insertion end, one end communicates with described blind hole, the radial hole that the other end communicates with described cavity; In addition, also comprise an adjusting nut 2, described adjusting nut 2 is arranged on the other end of described spool adapter 3, form outside thread on the outer wall of the ends that the described spool adapter 3 of the confession of described valve body 1 is inserted, form the internal thread that matches with the described outside thread of described valve body 1 on the inwall of described adjusting nut 2, and described adjusting nut 2 towards described valve body 1 end move axially and can drive described spool and take over 3 towards the moving axially of described valve body 1 direction, and close described cavity.Be set in the setting that described valve body 1 and described spool are taken over the described adjusting nut 2 on 3, make drain valve of the present utility model when having the sluicing function, structure is more simple compact, and constituent elements is few, low cost of manufacture.
Also be provided with on the described liquid outlet opening described liquid outlet opening is carried out screw plug 4 shutoff, dismountable, in the present embodiment, described screw plug 4 is arranged on described blind hole place, and described blind hole is carried out shutoff, can when not closing described valve body 1 tight, described spool adapter 3 provide the leakproof guarantee.
In order to prevent that described spool adapter 3 can be disassembled and lose, the port that forms described internal thread of described adjusting nut 2 forms circular cone and closes up 7, the minimum diameter of described circular cone closing in 7 is less than the external diameter of the male end of described valve body 1, and described circular cone closes up 7 in drain valve assembling back closing in.
Form projection on the external diameter of described spool adapter 3, described adjusting nut 2 is taken over the internal diameter of end face at 3 the other end places less than the external diameter of described projection towards described spool, described adjusting nut 2 props up described projection by described end face and is set in described spool and takes on 3.When closing, forward is regulated adjusting nut 2, promotes described spool by the described end face on the adjusting nut 2 and takes over 3 and move towards described valve body 1 direction, thereby the described cavity of described valve body 1 is closed; During sluicing, reverse adjusting nut 2, the described end face on the adjusting nut 2 is not propping up described projection, under the pressure of the water of the entrance point of described valve body 1, makes described spool take over 3 and retreats, and open described cavity, sluices.
The outer surface of described adjusting nut 2 forms straight knurling, and is not only attractive in appearance but also be convenient to regulate more apparent hommization.Described spool is taken over to form on the outer side wall of 3 the other end with pipeline is connected and is connected tooth.Form connecting thread on the outer wall of the entrance point of described valve body 1.
Identical among other devices and the embodiment 1, just described in the present embodiment liquid outlet opening is arranged on the relevant position of described valve body 1 sidewall, after described spool is taken over the described cavity of 3 unlatchings, can communicate with described annular chamber.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all mode of executions.And the conspicuous variation of being extended out thus still is among the protection domain of the utility model creation.
Claims (9)
1. a drain valve comprises valve body (1), and described valve body forms cavity in (1); Spool is taken over (3), the end that described spool is taken over (3) can insert in the described cavity with moving axially, and be provided with first seal ring (5) that described cavity is closed between the contacting point of the head of the insertion end of described spool adapter (3) and the inwall of described cavity, described insertion end be positioned at described first seal ring (5) afterwards part and the respective inner walls of described cavity between be formed with annular chamber, be provided with second seal ring (6) between the part after described annular chamber of described insertion end and the respective inner walls of described cavity; Liquid outlet opening, described liquid outlet opening are arranged on described valve body (1) or described spool is taken on the relevant position of (3), after described spool is taken over the described cavity of (3) unlatching, can communicate with described annular chamber; It is characterized in that: also comprise an adjusting nut (2), described adjusting nut (2) is arranged on described spool and takes on the other end of (3), form outside thread on the outer wall of the end that the described spool adapter of the confession of described valve body (1) (3) is inserted, form the internal thread that matches with the described outside thread of described valve body (1) on the inwall of described adjusting nut (2), and described adjusting nut (2) towards described valve body (1) end move axially and can drive described spool and take over (3) towards the moving axially of described valve body (1) direction, and close described cavity.
2. drain valve according to claim 1 is characterized in that: also be provided with on the described liquid outlet opening described liquid outlet opening is carried out end face blocking device shutoff, dismountable.
3. drain valve according to claim 2, it is characterized in that: described liquid outlet opening is arranged on described spool and takes on (3), comprise and be molded over the blind hole that described spool is taken over the axial direction of (3) the other end end, and be molded over the side-walls that described spool is taken over the described insertion end of (3), one end communicates with described blind hole, the radial hole that the other end communicates with described cavity; Described end face blocking device is arranged on described blind hole place, and described blind hole is carried out shutoff.
4. drain valve according to claim 3 is characterized in that: described end face blocking device is screw plug (4).
5. according to each described drain valve among the claim 1-4, it is characterized in that: the port that forms described internal thread of described adjusting nut (2) forms circular cone and closes up (7), and the minimum diameter of described circular cone closing in (7) is less than the external diameter of the male end of described valve body (1).
6. drain valve according to claim 5, it is characterized in that: form projection on the external diameter of described spool adapter (3), described adjusting nut (2) is taken over the internal diameter of end face at (3) the other end place less than the external diameter of described projection towards described spool, described adjusting nut (2) props up described projection by described end face and is set in described spool and takes on (3).
7. drain valve according to claim 6 is characterized in that: the outer surface of described adjusting nut (2) forms straight knurling.
8. drain valve according to claim 7 is characterized in that: described spool is taken over to form on the outer side wall of the other end of (3) with pipeline is connected and is connected tooth.
9. drain valve according to claim 8 is characterized in that: form connecting thread on the outer wall of the entrance point of described valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201399434U CN202048217U (en) | 2011-05-05 | 2011-05-05 | Water release valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201399434U CN202048217U (en) | 2011-05-05 | 2011-05-05 | Water release valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202048217U true CN202048217U (en) | 2011-11-23 |
Family
ID=44988526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201399434U Expired - Lifetime CN202048217U (en) | 2011-05-05 | 2011-05-05 | Water release valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202048217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777648A (en) * | 2012-06-14 | 2012-11-14 | 珠海爱迪生节能科技有限公司 | Flow limiting shutoff valve |
| CN112984126A (en) * | 2021-04-22 | 2021-06-18 | 九牧厨卫股份有限公司 | Valve core, connecting piece and water outlet device |
-
2011
- 2011-05-05 CN CN2011201399434U patent/CN202048217U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777648A (en) * | 2012-06-14 | 2012-11-14 | 珠海爱迪生节能科技有限公司 | Flow limiting shutoff valve |
| CN102777648B (en) * | 2012-06-14 | 2014-04-16 | 珠海爱迪生节能科技有限公司 | Flow limiting shutoff valve |
| CN112984126A (en) * | 2021-04-22 | 2021-06-18 | 九牧厨卫股份有限公司 | Valve core, connecting piece and water outlet device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 519170, Guangdong, Doumen District, Zhuhai Province dry town Toyama Industrial Zone, seagull bathroom Branch East of the workshop Patentee after: ZHUHAI EDISON INTELLIGENT HOUSEHOLD CO., LTD. Address before: 519170, Guangdong, Doumen District, Zhuhai Province dry town Toyama Industrial Zone, seagull bathroom Branch East of the workshop Patentee before: Zhuhai Edison Ecotech Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |
|
| CX01 | Expiry of patent term |