CN204239789U - A kind of water nozzle preventing valve gap from deviating from - Google Patents
A kind of water nozzle preventing valve gap from deviating from Download PDFInfo
- Publication number
- CN204239789U CN204239789U CN201420636376.7U CN201420636376U CN204239789U CN 204239789 U CN204239789 U CN 204239789U CN 201420636376 U CN201420636376 U CN 201420636376U CN 204239789 U CN204239789 U CN 204239789U
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- CN
- China
- Prior art keywords
- valve
- valve rod
- lower cover
- valve body
- rod
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of water nozzle preventing valve gap from deviating from, comprise valve body, be arranged at the valve gap of valve body upper end, be arranged at the definite ceramic chip in valve body, dynamic porcelain piece and valve rod from below to up, it is characterized in that: described valve rod is the hollow columnar structures of both ends open, valve stem top stretches out formation barb; Described valve gap comprises and is enclosed within lower cover outside valve body upper end threadably and is placed in down the top cover covered, the hollow cavity structure that described lower cover is upper end closure, lower end opens, lower cover sealing offers and valve rod axis through hole on the same line, described top cover is that spherical shape covers in lower cover sealing, is provided with and valve rod axis connecting rod on the same line in cap base.After having assembled, described valve rod upper end is through through hole, and barb is buckled in lower cover sealing, makes lower cover not deviate from valve rod, uses more convenient and durable; Connecting rod on top cover then inserts valve rod inner cap and is combined in the sealing of lower cover, prevents from falling into dust etc.
Description
Technical field
The utility model relates to a kind of ceramic valve core water nozzle, is specifically related to a kind of water nozzle preventing valve gap from deviating from.
Background technique
Existing ceramic valve core water nozzle, comprises valve body, is arranged at the valve gap of valve body upper end, is arranged at the definite ceramic chip in valve body, dynamic porcelain piece and valve rod from below to up, and is enclosed within the outer fixing three-jaw be fixed on by valve rod in valve body of valve rod.Described valve gap is upper end closed, the hollow cavity structure tipped upside down on valve body, and the center in valve gap offers the valve rod slot extended to valve gap lower end, and the upper end of valve rod is inserted in valve rod slot from bottom to up, and valve rod and valve gap are formed a fixed connection.When rotary valve cover, valve rod rotates together along with valve gap, makes the dynamic porcelain piece of valve rod lower end open or close permeable hole on definite ceramic chip, and then opens or close water nozzle.Such structure, because valve rod is the valve rod slot compressed on valve gap, when rotary valve cover, valve rod is by the frictional force effect of it and valve rod slot inwall, along with valve gap rotates, after using a period of time, both frictional force can reduce, both gap increases, and valve rod and valve rod slot inwall do not have other point of action, make valve gap be easy to, or be in use easy to be pulled out, not only affect use, also can enter dust, water etc. in spool and destroy spool, affect the working life of water nozzle.
Model utility content
Technical problem to be solved in the utility model is to provide the water nozzle preventing valve gap from deviating from that a kind of valve rod is connected with valve gap more firmly, valve gap is not drawn out easily.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
Prevent the water nozzle that valve gap is deviate from, comprise valve body, be arranged at the valve gap of valve body upper end, be arranged at the definite ceramic chip in valve body, dynamic porcelain piece and valve rod from below to up, described valve rod is the hollow columnar structures of both ends open, and valve stem top stretches out formation barb; Described valve gap comprises and is enclosed within lower cover outside valve body upper end threadably and is placed in down the top cover covered, the hollow cavity structure that described lower cover is upper end closure, lower end opens, lower cover sealing offers and valve rod axis through hole on the same line, described top cover is that spherical shape covers in lower cover sealing, is provided with and valve rod axis connecting rod on the same line in cap base; Described valve rod upper end passes through hole and described barb is buckled in lower cover sealing, and described connecting rod then inserts in valve rod.
Preferably, in order to make valve rod can be more steady, such scheme can also comprise the stepped retaining ring of two-stage of both ends open, wherein the external diameter of the first cascade ring is greater than the external diameter of the second cascade ring, at least one recess is offered in the outer rim of the first cascade ring, valve rod is fixed in valve body valve rod is outer by described Fixing shrink ring, and the boss in valve body snaps in recess, and described second cascade ring is then placed in the slot that formed between valve rod and valve body.
Preferably, described first cascade ring top can also be provided with cascade ring, and on this, the external diameter of cascade ring is less than the external diameter of the first cascade ring; Valve interior wall is provided with 2 positioning blocks, and the first cascade ring is stuck in below positioning block.
Preferably, described positioning block can diametrically same at valve interior wall.
Preferably, described stem lower portion side can be provided with the catch matched with dynamic porcelain piece side.
In order to more attractive in appearance, described lower cover lower end can be provided with the rosette be enclosed within outside valve body.
Compared with prior art, the utility model has the following advantages:
1, described valve rod is the hollow cavity structure that two ends all open, the formation barb and top stretches out, and after having assembled, described valve rod upper end is through through hole, and barb is buckled in lower cover sealing, makes lower cover not deviate from valve rod, uses more convenient and durable; Connecting rod on top cover then inserts valve rod inner cap and is combined in the sealing of lower cover, prevents from falling into dust etc.
2, firm for valve rod can be fixed in valve body by described retaining ring, and strengthens the connection of valve rod and valve body, in valve rod rotation process, retaining ring and valve rod, valve body are that face, face is connected, uniform force, and deformation quantity is little, make valve rod more steady, improve the up-to-standard rate of product; The connection of valve rod and valve body, retaining ring and valve rod and valve body is more compact, firm in addition, and during rotation, valve rod is stressed little, extends working life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of retaining ring.
Number in the figure is: 1, valve body; 1-1, positioning block; 2, valve rod; 2-1, barb; 3, definite ceramic chip; 4, dynamic porcelain piece; 5, valve gap; 5-1, lower cover; 5-2, top cover; 6, retaining ring; 6-1, upper cascade ring; 6-2, the first cascade ring; 6-3, the second cascade ring; 7, elastic packing packing ring; 8, rosette.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described, but the utility model is not limited to following embodiment.
As shown in Figure 1, the utility model is a kind of water nozzle preventing valve gap from deviating from, and comprises valve body 1, is arranged at the valve gap 5 of valve body 1 upper end, be arranged at the definite ceramic chip 3 in valve body 1, dynamic porcelain piece 4 and valve rod 2 from below to up, and be enclosed within the outer retaining ring 6 be fixed on by valve rod 2 in valve body 1 of valve rod 2.Also be provided with the elastic packing packing ring 7 be enclosed within outside valve rod 2 in the bottom of retaining ring 6, be also provided with an elastic sealing gasket in the bottom of definite ceramic chip 3.The side that described valve rod 2 bottom corresponds to dynamic porcelain piece 4 is provided with the catch matched with dynamic porcelain piece 4 side.
Described valve rod 2 is the hollow columnar structures of both ends open, and valve rod 2 top stretches out and forms barb 2-1.And described valve gap 5 is frustum cone structure, it comprises the lower cover 5-1 be enclosed within threadably outside valve body 1 upper end and the top cover 5-2 be placed on lower cover 5-1.The hollow cavity structure that described lower cover 5-1 is upper end closure, lower end opens, lower cover 5-1 sealing offers and valve rod 2 axis through hole on the same line, described top cover 5-2 is that spherical shape covers in lower cover 5-1 sealing, is provided with and valve rod 2 axis connecting rod on the same line bottom top cover 5-2; Described valve rod 2 upper end passes through hole and described barb 2-1 is buckled in lower cover 5-1 sealing, and described connecting rod then inserts in valve rod 2.
In order to can be more attractive in appearance, described lower cover 5-1 lower end be provided with the rosette 8 be enclosed within outside valve body 1.
Described retaining ring 6 is the two-stage stairstepping of both ends open, and wherein the external diameter of the first cascade ring 6-2 is greater than the external diameter of the second cascade ring 6-3.Offer 3 recesses in the outer rim of the first cascade ring 6-2, these 3 recesses are evenly opened on the first cascade ring 6-2, and the thickness of notch depth and retaining ring 6 etc. are large, and namely recess extends to lower end surface from the upper-end surface of retaining ring 6.Described retaining ring 6 is enclosed within outside valve rod 2 and is fixed in valve body 1 by valve rod 2, and the boss in described valve body 1 snaps in recess, rotates with the circumference preventing retaining ring 6.Described second cascade ring 6-3 is then placed in the slot that formed between valve rod 2 and valve body 1, to move to prevent and moves down inside and outside retaining ring 6.
Described first cascade ring 6-2 top is also provided with cascade ring 6-1, and on this, the internal diameter of cascade ring 6-1 is equal with the internal diameter of the first cascade ring 6-2, but external diameter is less than the external diameter of the first cascade ring 6-2.Accordingly, valve body 1 inwall is provided with 2 positioning block 1-1, in order to make positioning block 1-1 uniform force, diametrically same preferably at valve body 1 inwall of described positioning block 1-1, the first cascade ring 6-2 is stuck in below positioning block 1-1, moves to prevent on retaining ring 6.
Claims (6)
1. the water nozzle preventing valve gap from deviating from, comprise valve body (1), be arranged at the valve gap (5) of valve body (1) upper end, be arranged at the definite ceramic chip (3) in valve body (1), dynamic porcelain piece (4) and valve rod (2) from below to up, it is characterized in that: the hollow columnar structures that described valve rod (2) is both ends open, valve rod (2) top stretches out and forms barb (2-1); Described valve gap (5) comprises the lower cover (5-1) be enclosed within threadably outside valve body (1) upper end and the top cover (5-2) be placed on lower cover (5-1), the hollow cavity structure that described lower cover (5-1) is upper end closure, lower end is open, lower cover (5-1) sealing offers and valve rod (2) axis through hole on the same line, described top cover (5-2) covers in lower cover (5-1) sealing for spherical shape, is provided with and valve rod (2) axis connecting rod on the same line in top cover (5-2) bottom; Described valve rod (2) upper end is through through hole and described barb (2-1) is buckled in lower cover (5-1) sealing, and described connecting rod then inserts in valve rod (2).
2. the water nozzle preventing valve gap from deviating from according to claim 1, it is characterized in that: the stepped retaining ring of two-stage (6) also comprising both ends open, wherein the external diameter of the first cascade ring (6-2) is greater than the external diameter of the second cascade ring (6-3), at least one recess is offered in the outer rim of the first cascade ring (6-2), described retaining ring (6) is enclosed within valve rod (2) and is fixed in valve body (1) by valve rod (2) outward, and the boss in valve body (1) snaps in recess, described second cascade ring (6-3) is then placed in the slot of formation between valve rod (2) and valve body (1).
3. the water nozzle preventing valve gap from deviating from according to claim 2, it is characterized in that: described first cascade ring (6-2) top is also provided with cascade ring (6-1), and on this, the external diameter of cascade ring (6-1) is less than the external diameter of the first cascade ring (6-2); Valve body (1) inwall is provided with 2 positioning blocks (1-1), and the first cascade ring (6-2) is stuck in positioning block (1-1) below.
4. the water nozzle preventing valve gap from deviating from according to claim 3, is characterized in that: described positioning block (1-1) is diametrically same valve body (1) inwall.
5. the water nozzle preventing valve gap from deviating from according to claim 1, is characterized in that: described valve rod (2) bottom side is provided with the catch matched with dynamic porcelain piece (4) side.
6. the water nozzle preventing valve gap from deviating from according to claim 1, is characterized in that: described lower cover (5-1) lower end is provided with and is enclosed within valve body (1) rosette outward (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420636376.7U CN204239789U (en) | 2014-10-29 | 2014-10-29 | A kind of water nozzle preventing valve gap from deviating from |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420636376.7U CN204239789U (en) | 2014-10-29 | 2014-10-29 | A kind of water nozzle preventing valve gap from deviating from |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204239789U true CN204239789U (en) | 2015-04-01 |
Family
ID=52769288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420636376.7U Withdrawn - After Issue CN204239789U (en) | 2014-10-29 | 2014-10-29 | A kind of water nozzle preventing valve gap from deviating from |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204239789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358889A (en) * | 2014-10-29 | 2015-02-18 | 阳雷鸣 | Water nozzle capable of preventing valve cover from being separated out |
-
2014
- 2014-10-29 CN CN201420636376.7U patent/CN204239789U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358889A (en) * | 2014-10-29 | 2015-02-18 | 阳雷鸣 | Water nozzle capable of preventing valve cover from being separated out |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20160615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |