CN201439827U - Ball valve - Google Patents
Ball valve Download PDFInfo
- Publication number
- CN201439827U CN201439827U CN2009201529924U CN200920152992U CN201439827U CN 201439827 U CN201439827 U CN 201439827U CN 2009201529924 U CN2009201529924 U CN 2009201529924U CN 200920152992 U CN200920152992 U CN 200920152992U CN 201439827 U CN201439827 U CN 201439827U
- Authority
- CN
- China
- Prior art keywords
- valve
- ball valve
- valve chamber
- ball
- handle
- 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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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a ball valve which comprises a spherical surface valve core, a valve chamber used for containing the valve core, and a valve rod used for controlling the spherical surface valve core to rotate, wherein one end of the valve rod extending outside the valve chamber is fixedly connected with a handle which is internally provided with a locating device used for locating the spherical surface valve core; and the end part of the valve chamber is connected with a flange matched with the end part. As the locating device is arranged inside the ball valve, the spherical surface valve core can be fixed at the certain position and can be prevented from being rotated due to improper operation; furthermore, due to the connection of the flange, a valve body can be conveniently and directly connected with a liquid filling bag.
Description
Technical field
The utility model relates to a kind of valve body, relates in particular to a kind of ball valve.
Background technique
Ball valve body rotates under the effect of valve rod, and valve inner has a passage, and when forwarding certain position to, ball valve is helped open mode; When turning to another position, ball valve becomes closed condition; When turning between standard-sized sheet and the full cut-off certain position, then ball valve becomes half-open position.If collide valve rod because of carelessness under the working state, then be easy to make valve rod to rotate and drive the valve body rotation then, thereby the state of ball valve is changed, influence its work.The valve body that is used for the flow container bag in addition, be connected in order to irritate bag with liquid, often need to irritate at liquid earlier a flange is installed on the bag, then this flange is installed in the end of this valve body, thereby liquid is irritated bag to be connected with valve body, valve body is irritated bag with different liquid and connected, and then needs constantly to operate repeatedly flange connection work, and is cumbersome.
For this reason, need provide a kind of improved ball valve.
The model utility content
The purpose of this utility model is to provide a kind of ball valve, and it can be fixed the state of spool, and can directly be connected with liquid filling bag.
For achieving the above object, the utility model provides following technological scheme: a kind of ball valve, it comprises sphere core, holds the valve chamber of described sphere core, controls the valve rod that described sphere core rotates, the end that described valve rod reaches described valve chamber outside is fixedly connected with one handle, is provided with the positioning device that described sphere core is positioned in the described handle; Be connected with the flange that cooperates with this end in the end of described valve chamber.
Preferably, described positioning device comprises a positioning shaft and a limit plug, and axially by described handle, described limit plug is connected the end, bottom of described positioning shaft to described positioning shaft; The outer surface of described valve chamber is provided with and the suitable positioning hole of described limit plug.
Further, described positioning device also comprises an elastic component, and described elastic component is connected between described positioning shaft and the limit plug.
Further, the shaft parallel of described positioning shaft is in the rotating shaft of described valve rod.
Further, described handle is provided with limit stoper, correspondingly on the outer surface of described valve chamber is provided with the restraining groove adaptive with described limit stoper.
Further, be provided with the regulating device that is used to adjust the required moment of the described valve body of rotation in the described valve chamber, described regulating device interlocks nut for the location, and the corresponding position of described valve chamber inwall is provided with the internal thread that interlocks the threaded engagement of nut with described location.
Further, the described sphere core of described valve chamber inner close fitting is provided with seal ring.
The beneficial effects of the utility model are: owing to be provided with positioning device, described valve body can be fixed on certain position, at flange that cooperates with this end of the end of valve chamber fixed installation, making this valve body directly irritate bag with liquid is connected, more convenient operation is all irritated mounting flange on the bag at the liquid that responds in the time of need not connecting at every turn; The setting of positioning shaft and limit plug makes positioning device structure simple, easy operating; Downward elastic force of limit plug is given in the setting of elastic component, it is fixed in the locating slot, and makes that the operation of positioning device is more smooth; The shaft parallel of positioning shaft is in the rotating shaft of described valve rod, easy operating; Being provided with of limit stoper and restraining groove can make valve rod rotate in the several angle scope, thereby valve body is rotated in certain scope; The location interlocked the nut precession or screw out to adjust rotate the required moment of described sphere core, spool is unlikely to too tightly or pine too; Seal ring can play seal action, prevents to leak.
Description of drawings
Fig. 1 is an embodiment's of the utility model ball valve a explosive view (omitting the nut that flange connects usefulness);
Fig. 2 is the stereogram of ball valve shown in Figure 1;
Fig. 3 is the generalized section of ball valve shown in Figure 1.
Embodiment
Come preferred embodiment of the present utility model is described below in conjunction with accompanying drawing.
Piece mark among Fig. 1, Fig. 2, Fig. 3 is represented respectively:
The 01-operating grip
The 02-self tapping screw
The 03-positioning shaft
The 04-position fixing handle
The 05-spring
The 06-limit plug
The 07-valve chamber
08-valve plug O circle
The 09-valve plug
The 10-valve rod
The 11-valve stem packing ring
The 12-contiguous block
The 13-positioning hole
The 14-valve rod changes the hole
The 15-restraining groove
The 16-boss
17-end face O circle
18-ball valve sealing circle
19-ball seal ring
The 20-sphere core
The 21-connecting groove
22-setting sleeve seal ring
The 23-location interlocks nut
24-one ball valve flange
25-nut locating stud
The 26-limiting stopper
Fig. 1 is an embodiment's of the utility model ball valve a explosive view (omitting the nut that flange connects usefulness); Fig. 2 is the stereogram of ball valve shown in Figure 1; Fig. 3 is the generalized section of ball valve shown in Figure 1.
As shown in Figure 1-Figure 3, this ball valve comprises valve chamber 07 in the present embodiment, comprises sphere core 20 in the described valve chamber 07, and this ball valve also comprises the valve rod 10 that this spherical valve core 20 of control rotates.This valve chamber 07 has two interfaces, and an interface diameter is 3 cun therein, and this place is provided with valve plug 09 and blocks this interface, and is provided with the valve plug O circle 08 of leakage proof.
Wherein, valve rod 10 tops are provided with an operating grip 01, and described valve rod 10 is connected and fixed by self tapping screw 02 with described handle 01; It is square contiguous block 12 that the bottom of described valve rod 10 is provided with a bottom surface, correspondingly on the outer surface of described sphere core 20 be provided with a connecting groove 21 with contiguous block 12 adaptations, contiguous block 12 is placed in the connecting groove 21, rotation valve rod 10, then spherical valve core 20 and then rotates, and contiguous block and connecting groove can also be other shape certainly.The position corresponding with operating grip is provided with boss 16 on valve chamber 07 outer surface, on boss 16, have a valve rod that passes for valve rod 10 and change hole 14, on valve rod 10, change corresponding position, hole 14 and have two grooves with valve rod, be respectively arranged with a valve stem packing ring 11 in these two grooves, prevent that the water in the ball valve from being spilt by valve rod commentaries on classics hole 14.
As Fig. 1--shown in Figure 3, also be provided with a location device in described handle 01, described in the present embodiment positioning device comprises positioning shaft 03 and limit plug 06, and the shaft parallel of described positioning shaft 03 is in the rotating shaft of described valve rod 10, can certainly be not parallel, easier control when being parallel; Corresponding described boss 16 is provided with the positioning hole of placing for limit plug 06 13, be connected with a spring 05 (can certainly be other elastic component) between described limit plug 06 and the positioning shaft 03, under the effect of elastic force, when not promoting positioning shaft 03, limit plug 06 is stable being placed in the positioning hole 13 under the effect of elastic force; For easy to operate, be provided with a position fixing handle 04 in the upper end of positioning shaft 03, this position fixing handle 04 can also can have a certain degree with it perpendicular to described positioning shaft 04, only need pull position fixing handle 04 during operation and can promote positioning shaft 03.In addition, in operating grip 01, also be provided with limit stoper, limit stoper comprises limiting stopper 26 in the present embodiment, corresponding boss 16 is provided with the restraining groove 15 corresponding with described limiting stopper 26, and the setting of restraining groove 15 and limiting stopper 26 can limit handle and rotate in some angular ranges.
As Fig. 1, shown in Figure 3, be provided with spherical valve core 20 in described valve chamber 07 inside, be close to described spherical valve core 20 both sides and outwards be disposed with a pair of ball seal ring 19 that is used to seal and ball valve sealing circle 18 respectively, near an example of valve plug 09, outside ball valve sealing circle 18, also be provided with end face O circle 17.
Wherein, near port one side relative with valve plug 09, setting sleeve seal ring 22 is set outside the ball valve sealing circle, setting sleeve is set outside setting sleeve seal ring 22 connects nut 23, this location interlocks nut 23 and is the ring block that outer surface is provided with screw thread, on valve chamber 07 inwall, interlock the corresponding position of nut 23 and be provided with internal thread with its threads engaged with this location, this location interlocks nut 23 and works to regulate rotation sphere core 20 required moments, this location is interlocked nut 23 to the internal valve chamber precession, then make internal valve chamber tighter, it is bigger to rotate these sphere core 20 required moments, on the contrary, to the outside back-out of valve chamber, then make these sphere core 20 required moments of rotation less, the end that interlocks nut 23 and valve chamber 07 internal surface cooperation place in this location also is provided with nut locating stud 25 and inserts wherein, is used for this location is interlocked nut 23 fixed-site.Promptly another port of this valve body is provided with one ball valve flange 24 outside the location interlocks nut 23, this one ball valve flange 24 is provided with some screw rods that stretch out 241, it passes and is arranged on corresponding hole 071 on the valve chamber 07, be connected on the valve chamber 07 by nut, certainly in other embodiment of the utility model, also can adopt other Connecting format, flange and ball valve are integrated like this, the ball valve of this moment can directly connect liquid and irritate band, and before need not connecting at every turn, irritate to be with at liquid and adorn flange, make operation easier, and save time.
Above disclosed only is embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the protection domain that the utility model is contained.
Claims (7)
1. ball valve, it comprises sphere core, holds the valve chamber of described sphere core, controls the valve rod that described sphere core rotates, it is characterized in that: the end that described valve rod reaches described valve chamber outside is fixedly connected with one handle, is provided with the positioning device that described sphere core is positioned in the described handle; Be connected with the flange that cooperates with this end in the end of described valve chamber.
2. ball valve as claimed in claim 1 is characterized in that: described positioning device comprises positioning shaft and limit plug, and axially by described handle, described limit plug is connected the end, bottom of described positioning shaft to described positioning shaft; The outer surface of described valve chamber is provided with and the suitable positioning hole of described limit plug.
3. ball valve as claimed in claim 2 is characterized in that: described positioning device also comprises an elastic component, and described elastic component is connected between described positioning shaft and the limit plug.
4. ball valve as claimed in claim 2 is characterized in that: the shaft parallel of described positioning shaft is in the rotating shaft of described valve rod.
5. ball valve as claimed in claim 1 is characterized in that: described handle is provided with limit stoper, correspondingly on the outer surface of described valve chamber is provided with the restraining groove adaptive with described limit stoper.
6. ball valve as claimed in claim 1, it is characterized in that: be provided with the regulating device that is used to adjust the required moment of the described valve body of rotation in the described valve chamber, described regulating device interlocks nut for the location, and the corresponding position of described valve chamber inwall is provided with the internal thread that interlocks the threaded engagement of nut with described location.
7. ball valve as claimed in claim 1 is characterized in that: the described sphere core of described valve chamber inner close fitting is provided with seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201529924U CN201439827U (en) | 2009-05-26 | 2009-05-26 | Ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201529924U CN201439827U (en) | 2009-05-26 | 2009-05-26 | Ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201439827U true CN201439827U (en) | 2010-04-21 |
Family
ID=42544498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201529924U Expired - Lifetime CN201439827U (en) | 2009-05-26 | 2009-05-26 | Ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201439827U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344023A (en) * | 2013-08-05 | 2015-02-11 | 奉化液压件三厂(普通合伙) | Three-way cock for ship |
| CN107776929A (en) * | 2017-08-30 | 2018-03-09 | 苏州首达机械有限公司 | Filling mechanism applied to filling industry |
-
2009
- 2009-05-26 CN CN2009201529924U patent/CN201439827U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344023A (en) * | 2013-08-05 | 2015-02-11 | 奉化液压件三厂(普通合伙) | Three-way cock for ship |
| CN107776929A (en) * | 2017-08-30 | 2018-03-09 | 苏州首达机械有限公司 | Filling mechanism applied to filling industry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100421 |