CN205136791U - Valve element - Google Patents
Valve element Download PDFInfo
- Publication number
- CN205136791U CN205136791U CN201520874748.4U CN201520874748U CN205136791U CN 205136791 U CN205136791 U CN 205136791U CN 201520874748 U CN201520874748 U CN 201520874748U CN 205136791 U CN205136791 U CN 205136791U
- Authority
- CN
- China
- Prior art keywords
- bonnet
- inconsistent
- ring
- ring seals
- core
- 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
Links
Abstract
The utility model discloses a valve element, its technical scheme main points are the valve rod includes the inner core that lead screw and outer wall are connected with the valve cap, interior in -core is placed in to lead screw one end spiral, be equipped with the first holding ring of a plurality of on the inner core outer wall, be equipped with the O shape sealing washer inconsistent with the valve cap between the two first holding rings, interior in -core is equipped with first connecting block, is equipped with the second connecting block in the valve cap, threaded connection between first connecting block and the second connecting block, still be equipped with the second location inconsistent with the inner core terminal surface on the lead screw, be equipped with the two O shape sealing washer inconsistent with the valve cap on the second holding ring, be equipped with the constant head tank on the lead screw, be equipped with the three O type sealing washer inconsistent with the inner wall of valve cap in the constant head tank, the utility model provides a low and the strong valve element of sealing performance of noise.
Description
Technical field
The utility model relates to a kind of water tap accessory technical field, and more particularly, it relates to a kind of spool.
Background technique
Traditional spool is directly placed in valve inner, then rotary opening and closing is carried out, current spool is generally made up of valve core rod, flap, seal ring, the spring that is arranged on packing ring on flap and inside, valve core rod is through valve core, flap is fixed on valve core rod by groove, but in use finds, will produce noise and easily lost efficacy after spool uses a period of time, its reason is the unreasonable structure of spool guide rod, and easily occurs when in use sealing poor problem.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of noise low and the spool that sealability is strong.
For achieving the above object, the utility model provides following technological scheme: a kind of spool, comprise valve rod and be placed on the bonnet outside valve rod, described valve rod comprises the inner core that screw mandrel is connected with bonnet with outer wall, described screw mandrel one end spiral is placed in interior in-core, described interior outer core is provided with several the first positioning rings, first O-ring seals inconsistent with bonnet is provided with between described two first positioning rings, described interior in-core is provided with the first contiguous block, the second contiguous block is provided with in bonnet, be threaded between described first contiguous block and the second contiguous block, described screw mandrel to be also provided with inner core end face inconsistent second to locate, described second positioning ring is provided with second O-ring seals inconsistent with bonnet, described screw mandrel is provided with locating slot, the three O RunddichtringO inconsistent with the inwall of bonnet is provided with in described locating slot.
By adopting technique scheme, valve rod comprises the inner core that screw mandrel is connected with bonnet with outer wall, described screw mandrel one end spiral is placed in interior in-core, ensure the stability connected, several the first positioning rings are provided with by interior outer core, first O-ring seals inconsistent with bonnet is provided with between described two first positioning rings, by inner core can and bonnet between sealed by the first O-ring seals, and carry out conflict connection by the first O-ring seals, reduce area of contact, reduce large size connection Rotation Noise large, and interior in-core is provided with the first contiguous block, the second contiguous block is provided with in bonnet, be threaded between described first contiguous block and the second contiguous block, connected by the block block between the first contiguous block and the second contiguous block, reduce area of contact, reduce friction, thus minimizing area, reduce noise, described screw mandrel to be also provided with inner core end face inconsistent second to locate, play a position-limiting action, reduce and occur that rotation is excessive, avoid occurring that failure conditions occurs, described second positioning ring is provided with second O-ring seals inconsistent with bonnet, described screw mandrel is provided with locating slot, the three O RunddichtringO inconsistent with the inwall of bonnet is provided with in described locating slot, by the first O-ring seals, second O-ring seals and the 3rd O-ring seals can reduce area of contact, and by the first O-ring seals, second O-ring seals and the 3rd O-ring seals seal.
The utility model is set to further: described bonnet outer wall is provided with the 3rd positioning ring, bonnet also overlaps outward the straight tube inconsistent with the 3rd positioning ring, the offset the other end of contravention of described 3rd positioning ring and straight tube is provided with the 4th O-ring seals, is provided with one end and the inconsistent barrier ring of the 4th O-ring seals outside described bonnet.
By adopting technique scheme; the 3rd positioning ring is provided with by bonnet outer wall; bonnet also overlaps outward the straight tube inconsistent with the 3rd positioning ring; play good protection; increase working life; and be provided with the 4th O-ring seals by the offset the other end of contravention of the 3rd positioning ring and straight tube; one end and the inconsistent barrier ring of the 4th O-ring seals is provided with outside described bonnet; play when installation; can be positioned by the 3rd positioning ring; then carry out conflict sealing by the 4th O-ring seals, and carry out rigidity cooperation by barrier ring, ensure sealing.
The utility model is set to further: be provided with trim outside described bonnet, and the offset end face of contravention of described trim and bonnet is provided with the 5th O-ring seals.
By adopting technique scheme, by being provided with trim outside bonnet, utilizing the offset end face of contravention of trim and bonnet to be provided with the 5th O-ring seals, ensureing the sealing when use of installation further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Reference character in figure: 101, screw mandrel; 102, the second positioning ring; 103, locating slot; 201, inner core; 202, the first positioning ring; 203, the first contiguous block; 301, bonnet; 302, the second contiguous block; 303, barrier ring; 401, straight tube; 501, trim; 601, the first O-ring seals; 602, the second O-ring seals; 603, the 3rd O-ring seals; 604, the 4th O-ring seals; 605, the 5th O-ring seals.
Embodiment
With reference to Fig. 1, the utility model embodiment is described further.
A kind of spool, comprise valve rod and be placed on the bonnet 301 outside valve rod, described valve rod comprises the inner core 201 that screw mandrel 101 is connected with bonnet 301 with outer wall, described screw mandrel 101 one end spiral is placed in inner core 201, described inner core 201 outer wall is provided with several the first positioning rings 202, first O-ring seals 601 inconsistent with bonnet 301 is provided with between described two first positioning rings 202, the first contiguous block 203 is provided with in described inner core 201, the second contiguous block 302 is provided with in bonnet 301, be threaded between described first contiguous block 203 and the second contiguous block 302, described screw mandrel 101 is also provided with second positioning ring 102 inconsistent with inner core 201 end face, described second positioning ring 102 is provided with second O-ring seals 602 inconsistent with bonnet 301, described screw mandrel 101 is provided with locating slot 103, the three O RunddichtringO inconsistent with the inwall of bonnet 301 is provided with in described locating slot 103.
By adopting technique scheme, valve rod comprises the inner core 201 that screw mandrel 101 is connected with bonnet 301 with outer wall, described screw mandrel 101 one end spiral is placed in inner core 201, ensure the stability connected, several the first positioning rings 202 are provided with by inner core 201 outer wall, first O-ring seals 601 inconsistent with bonnet 301 is provided with between described two first positioning rings 202, by inner core 201 can and bonnet 301 between sealed by the first O-ring seals 601, and carry out conflict connection by the first O-ring seals 601, reduce area of contact, reduce large size connection Rotation Noise large, and in inner core 201, be provided with the first contiguous block 203, the second contiguous block 302 is provided with in bonnet 301, be threaded between described first contiguous block 203 and the second contiguous block 302, connected by the block block between the first contiguous block 203 and the second contiguous block 302, reduce area of contact, reduce friction, thus minimizing area, reduce noise, described screw mandrel 101 to be also provided with inner core 201 end face inconsistent second to locate, play a position-limiting action, reduce and occur that rotation is excessive, avoid occurring that failure conditions occurs, described second positioning ring 102 is provided with second O-ring seals 602 inconsistent with bonnet 301, described screw mandrel 101 is provided with locating slot 103, the three O RunddichtringO inconsistent with the inwall of bonnet 301 is provided with in described locating slot 103, by the first O-ring seals 601, second O-ring seals 602 and the 3rd O-ring seals 603 can reduce area of contact, and by the first O-ring seals 601, second O-ring seals 602 and the 3rd O-ring seals 603 seal.
The utility model is set to further: described bonnet 301 outer wall is provided with the 3rd positioning ring, the outer also cover of bonnet 301 has the straight tube 401 inconsistent with the 3rd positioning ring, the offset the other end of contravention of described 3rd positioning ring and straight tube 401 is provided with the 4th O-ring seals 604, is provided with one end and the inconsistent barrier ring 303 of the 4th O-ring seals 604 outside described bonnet 301.
By adopting technique scheme, the 3rd positioning ring is provided with by bonnet 301 outer wall, the outer also cover of bonnet 301 has the straight tube 401 inconsistent with the 3rd positioning ring, play good protection, increase working life, and be provided with the 4th O-ring seals 604 by the offset the other end of contravention of the 3rd positioning ring and straight tube 401, one end and the inconsistent barrier ring 303 of the 4th O-ring seals 604 is provided with outside described bonnet 301, play when installation, can be positioned by the 3rd positioning ring, then conflict sealing is carried out by the 4th O-ring seals 604, and carry out rigidity cooperation by barrier ring 303, ensure sealing.
The utility model is set to further: be provided with trim 501 outside described bonnet 301, and the offset end face of contravention of described trim 501 and bonnet 301 is provided with the 5th O-ring seals 605.
By adopting technique scheme, by being provided with trim 501 outside bonnet 301, utilizing the offset end face of contravention of trim 501 and bonnet 301 to be provided with the 5th O-ring seals 605, ensureing the sealing when use of installing further.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, those skilled in the art carries out common change and replaces should being included in protection domain of the present utility model within the scope of technical solutions of the utility model.
Claims (3)
1. a spool, comprise valve rod and be placed on the bonnet outside valve rod, it is characterized in that: described valve rod comprises the inner core that screw mandrel is connected with bonnet with outer wall, described screw mandrel one end spiral is placed in interior in-core, described interior outer core is provided with several the first positioning rings, first O-ring seals inconsistent with bonnet is provided with between described two first positioning rings, described interior in-core is provided with the first contiguous block, the second contiguous block is provided with in bonnet, be threaded between described first contiguous block and the second contiguous block, described screw mandrel to be also provided with inner core end face inconsistent second to locate, described second positioning ring is provided with second O-ring seals inconsistent with bonnet, described screw mandrel is provided with locating slot, the three O RunddichtringO inconsistent with the inwall of bonnet is provided with in described locating slot.
2. a kind of spool according to claim 1, it is characterized in that: described bonnet outer wall is provided with the 3rd positioning ring, bonnet also overlaps outward the straight tube inconsistent with the 3rd positioning ring, the offset the other end of contravention of described 3rd positioning ring and straight tube is provided with the 4th O-ring seals, is provided with one end and the inconsistent barrier ring of the 4th O-ring seals outside described bonnet.
3. a kind of spool according to claim 2, is characterized in that: be provided with trim outside described bonnet, and the offset end face of contravention of described trim and bonnet is provided with the 5th O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874748.4U CN205136791U (en) | 2015-11-04 | 2015-11-04 | Valve element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874748.4U CN205136791U (en) | 2015-11-04 | 2015-11-04 | Valve element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136791U true CN205136791U (en) | 2016-04-06 |
Family
ID=55622585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520874748.4U Expired - Fee Related CN205136791U (en) | 2015-11-04 | 2015-11-04 | Valve element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484067A (en) * | 2022-01-20 | 2022-05-13 | 良工阀门集团有限公司 | Sampling valve |
-
2015
- 2015-11-04 CN CN201520874748.4U patent/CN205136791U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484067A (en) * | 2022-01-20 | 2022-05-13 | 良工阀门集团有限公司 | Sampling valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20201104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |