CN202451877U - Manual ball valve with state locking function - Google Patents
Manual ball valve with state locking function Download PDFInfo
- Publication number
- CN202451877U CN202451877U CN2011205351843U CN201120535184U CN202451877U CN 202451877 U CN202451877 U CN 202451877U CN 2011205351843 U CN2011205351843 U CN 2011205351843U CN 201120535184 U CN201120535184 U CN 201120535184U CN 202451877 U CN202451877 U CN 202451877U
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- CN
- China
- Prior art keywords
- valve
- valve body
- manual ball
- lock function
- state lock
- 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
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- Taps Or Cocks (AREA)
Abstract
The utility model relates to a manual ball valve with the state locking function, which comprises a valve body, a ball body and a valve rod, wherein, a medium passage is formed on the valve body; the ball body is positioned in the valve body; the valve rod drives the ball body to rotate; a valve body lug boss is formed at the top part of the valve body; the valve rod penetrates through a valve rod hole formed in the valve body lug boss, an inner end of the valve rod is connected with the ball body, and an outer end of the valve rod extends out of the valve body and is connected with a valve driving device; one or more unthreaded holes are formed in the upper end surface of the valve body lug boss; in addition, at least one lock hole is formed in the driving device, and can be matched with the same pin together with at least one of the unthreaded holes so as to achieve angular positioning. The manual ball valve can lock a valve in a full open state or a full close state, avoids maloperation, and can also achieve the maximum limit in manual operation; and interlocking can also be achieved when an automatic control plug pin device is provided.
Description
Technical field
The utility model relates to a kind of valve, is specifically related to a kind of manual ball valve that can realize the valve state locking.
Background technique
The open and close of ball valve often have comparatively strict requirement in real work; But valve handle transposition limit stoper and valve state locking device mostly are not set on the existing manual ball valve prevent the misoperation to valve that possibly occur in the actual mechanical process; Perhaps because not matching of locking device that is provided with on the valve body and valve actuator causes realizing locking, this can bring great potential safety hazard to commercial production.
The model utility content
In order to solve the problems referred to above of existing technology; The purpose of the utility model is to provide a kind of manual ball valve with valve handle operation limit function and valve state lock function; This ball valve can be guaranteed the correct and appropriate of open and close valve door operation on structural design; Have and use reliably the characteristics that aperture is stable.
The technological scheme that the utility model mainly adopts:
A kind of manual ball valve that has the state lock function; Comprise the valve body that is provided with medium channel, be positioned at the spheroid of said valve body and be used to drive the valve rod that said spheroid rotates; The top of said valve body is provided with the valve body boss; Said valve rod passes the valve rod hole on the said valve body boss, and the inner end connects said spheroid, and the outer end extends to outside the said valve body and is connected with valve actuator; The upper-end surface of said valve body boss is provided with one or more unthreaded holes, and said drive unit is provided with at least one and can be complementary with at least one unthreaded hole in the said unthreaded hole and same piece of pin and realizes the lockhole of angle location.
Said valve body boss and valve body can be integral structure, also can be the split-type structural that is mutually permanently connected.
Said drive unit is a valve handle, and said valve handle comprises valve joint, holding part and handle boss independent with them or that all be fixedly connected, and said lockhole is located on the said handle boss.
Said valve joint middle part is provided with the valve attachment hole, and the valve rod upper end portion and said valve attachment hole size, the shape that are used for being connected with said valve attachment hole are agreed with.
Above-mentioned any one said valve; Can also be provided with one or more tapped holes on the upper-end surface of said valve body boss; The valve limit stoper is installed in one of them tapped hole; Said valve limit stoper has at least part to expose on said upper-end surface, and can being provided with on the said valve handle leans with said valve joint and/or holding part being used for of being fixedly connected and said valve limit stoper limits said holding part and move one or more positioning blocks of angle.
Said positioning block comprises first positioning block and second positioning block, and is respectively equipped with first locating face and second locating face on it, said first locating face and the second locating face coplane, and the distance of the rotational axis line of the said valve joint of distance equates.
Said valve limit stoper is a socket head screw, and the face that leans with said first locating face and second locating face on it is the external cylindrical surface of screw head.
The beneficial effect of the utility model: the unthreaded hole on the utility model valve body matches with lockhole on the valve handle, can realize the state locking of valve under standard-sized sheet, full-shut position, avoids misoperation; It is spacing to be installed on the angle that the socket head screw in the unthreaded hole matches with positioning block on being arranged on valve handle in the time of can realizing the valve handle operation, avoids reverse operating or operation overexertion to cause valve to damage; Under the prerequisite of being furnished with automatic location actuating device (for example automatic inserted pin spike devices), a plurality of valves can also be realized interlocking.
Description of drawings
Fig. 1 is the structural drawing of a kind of embodiment when the valve wide open state of the utility model;
Fig. 2 is the structural drawing of a kind of embodiment when the valve full-shut position of the utility model;
Fig. 3 is that the B of Fig. 1, Fig. 2 is to view;
Fig. 4 is the plan structure schematic representation of valve handle;
Fig. 5 is a kind of user mode schematic representation of the utility model;
Fig. 6 is the another kind of user mode schematic representation of the utility model.
Embodiment
Shown in Fig. 1-4; The utility model provides a kind of manual ball valve that has the state lock function; Valve actuator matches with spacing, locking device on the valve, and the limit in the time of can realizing operating is spacing, avoids the improper valve that firmly causes to damage; Can also avoid misoperation through valve being fixed on unlatching, closing or other intermediatenesses.The said manual ball valve that has the state lock function comprises valve body 9, the spheroid 8 that is positioned at said valve body that is provided with medium channel and is used to drive the valve rod 5 that said spheroid rotates; The top of said valve body is provided with valve body boss 6; Said valve rod passes the valve rod hole on the said valve body boss; The inner end connects said spheroid; The outer end extends to that said valve body is outer to be connected with valve actuator 7, and the upper-end surface of said valve body boss is provided with one or more unthreaded holes 6.1, said drive unit be provided with at least one can with at least one unthreaded hole in the said unthreaded hole and the same piece of pin lockhole 7.2 that the realization angle locatees that is complementary.
When said unthreaded hole when being a plurality of; Being preferably at least wherein two unthreaded holes and a lockhole on the said drive unit can be complementary with same piece of pin and realize the angle location; When valve is in the opening and closing state respectively; Said lockhole aligns with above-mentioned two unthreaded holes respectively, to wherein inserting pin, then can realize valve opening and the locking of closing two states respectively.
Gland that it should be noted that this ball valve does not block the upper-end surface of said valve body boss or does not block said unthreaded hole, makes that valve actuator and valve are more prone to be connected and locate.
Said valve body boss and valve body are integral structure, or the split-type structural for being mutually permanently connected.When adopting split-type structural, said valve body boss can be fixedly connected with said valve body through screw or other modes.Said pin both can be a pin; It also can be the rod-like structure part that does not have the matching relationship on the size between the internal surface of its outer surface and unthreaded hole and lockhole; For example be converted into L shaped pole, inner hexagon spanner, screw etc., in the middle of practice, all can use locking under the less demanding situation.
Said unthreaded hole and lockhole are preferably pin-and-hole, cooperate (normally drive fit) that the keying state of valve is locked with the pin with certain-length, and locking effect is better.Described certain-length is meant that the purpose that reaches spacing gets final product.This state to valve and valve actuator locks the generation that can stop misoperation basically, has improved the Security in producing.
As shown in Figure 4, said drive unit is a valve handle, and said valve handle comprises valve joint 7.3, holding part 7.4 and handle boss independent with them or that all be fixedly connected, and said lockhole is located on the said handle boss.The concrete quantity of lockhole and position can cooperate the quantity of the limit stoper on the valve and position to be provided with.
Said valve handle can adopt band cap screw 4 to cooperate the pad of suitable size and the upper-end surface of said valve body boss to link together, and makes valve handle be unlikely to come off.
Said valve joint middle part is provided with valve attachment hole 7.5, answers size, shape to agree with the valve rod upper end portion 5.1 that said valve attachment hole is connected with said valve attachment hole, is convenient to operator ball valve is opened and closed operation.
The lower end of said valve rod is connected with said spheroid key, and said valve handle rotates said spheroid through valve rod, thereby controls the switching of this ball valve.
Be fixedly connected with valve gap 1 on the said valve body, flange arrangement is adopted in valve body and valve gap connection, and the two is fixed together through bolt-nut external member 12.Excessive in order to prevent the medium in the valve, adopt flange seal spare 11 to seal.
The said manual ball valve that has the state lock function also is provided with the left and right valve seat 2 that constitutes left and right sealing pair respectively with said spheroid; Said left and right valve seat lays respectively at the and arranged on left and right sides of said spheroid; The inwall of said medium channel is provided with the annular groove that is used to install said left and right valve seat; Said left and right valve seat is installed in respectively on the annular groove separately, and (medium turnover direction) symmetric mode distributes about employing, and said valve body, spheroid and valve rod also adopt symmetrical structure; The valve that forms thus is a two way valve, and any direction all can connect inlet pipeline.
Said left and right valve seat preferably adopts elastic material to process, and relies on the compressive strain of himself to embed in said annular groove.
For above-mentioned any one said manual ball valve; Can also be provided with one or more tapped holes on the upper-end surface of said valve body boss; The valve limit stoper is installed in one of them tapped hole; Said valve limit stoper has at least part to expose on said upper-end surface, and can also being provided with on the valve handle leans with said valve joint and/or holding part being used for of being fixedly connected and said valve limit stoper limits said holding part and move one or more positioning blocks of angle.
As shown in Figure 3, the end face of said valve body boss is preferably rectangle, can change according to the concrete shape of actual conditions certainly.The total quantity of said unthreaded hole and tapped hole is preferably 4, lays respectively at four jiaos of upper-end surface of said valve body boss.
Said positioning block can comprise first positioning block 3 and second positioning block 13, is responsible in the location/limit of valve wide open and full cut-off situation lower valve handle spacing respectively.And be respectively equipped with first locating face and second locating face (corresponding respectively to first positioning block 3 shown in Figure 4 and the horizontal upper edge of second positioning block 13) on it.Preferably, said first locating face and the second locating face coplane, and the distance of the rotational axis line of the said valve joint of distance equates.
Said valve limit stoper includes but not limited to socket head screw, bolt, pin etc., is preferably the socket head screw 10 shown in Fig. 5-6, and the face that leans with said first locating face and second locating face on it is the external cylindrical surface of screw head.During actual the use, first locating face and second locating face can match with said socket head screw and realize respectively closing and operating by closing out two kinds of spacing valve handles of the band location/limit by reaching.Explain through a simple embodiment how the manual ball valve that has the state lock function of the utility model is realized in the spacing operation of the location/limit below:
Fig. 5, the residing location status of valve handle when being respectively valve wide open, complete shut-down shown in 6; Valve handle is installed in the top of the valve body boss of valve; One hexagon socket head cap screw 10 is installed in the hole in the upper right corner of valve body boss (illustrated orientation), bolt head be exposed at flange platform table top above.When valve handle during by the position of Guan Xiangkai rotation (promptly being rotated counterclockwise); Second locating face is run into the bolt head of hexagon socket head cap screw 10, representes that promptly valve handle has rotated to the theoretical limit position of opening, and valve just is in the full open state; At this moment; Lockhole 7.2 is just aimed at the hole in the lower right corner (illustrated orientation) of valve body boss, at this moment on lockhole and valve body boss, inserts locating stud or the bolt position of fixed valve handle effectively in the corresponding hole, prevents that the people from being misoperation.When wanting throttle down, the bolt that takes out aforesaid locating stud or replace locating stud to use is earlier moved valve handle and is turned clockwise; When first locating face is run into the bolt head of hexagon socket head cap screw 10; Represent that promptly valve handle has rotated to the theoretical limit position of closing, valve just is in full closing state, at this moment; Lockhole 7.2 is just aimed at the hole in the lower left corner (illustrated orientation) of valve body boss; Again aforesaid locating stud or the bolt that replaces locating stud to use are inserted on lockhole and the flange platform in the hole corresponding with it,, prevent that the people from being misoperation so that valve handle is fixed on closed position reliably.It is thus clear that the setting of first positioning block and second positioning block not only can avoid the valve ON/OFF not in place, also can avoid the excessive rotation of valve handle, thereby avoid the damage of valve handle.
It is understandable that the particular location of said first positioning block of the utility model, second positioning block and handle boss all is to be provided with according to the unthreaded hole on the valve that is mated and the actual conditions of socket head screw position.
Said first positioning block, second positioning block and handle boss on the valve handle be provided with unthreaded hole with valve body and be installed with said socket head screw valve body boss common guarantee this valve have the spacing and state lock function of the limit; Better agree with valve in practical operation for the ease of this valve handle, the bottom surface of said three's bottom surface and said valve joint preferably is in same horizontal plane.
In actual mechanical process, when being used for the interlock control of a large amount of valves, can adopt automatic controller to cooperate machine to carry out the interlocking that the mechanical caging action can realize many valves.
Described in this specification " on " all relative Fig. 1 of D score " left side " " right side ".
Claims (10)
1. manual ball valve that has the state lock function; Comprise the valve body that is provided with medium channel, be positioned at the spheroid of said valve body and be used to drive the valve rod that said spheroid rotates; The top of said valve body is provided with the valve body boss; Said valve rod passes the valve rod hole on the said valve body boss, and the inner end connects said spheroid, and the outer end extends to outside the said valve body and is connected with valve actuator; The upper-end surface that it is characterized in that said valve body boss is provided with one or more unthreaded holes, and said drive unit is provided with at least one and can be complementary with at least one unthreaded hole in the said unthreaded hole and same piece of pin and realizes the lockhole of angle location.
2. the manual ball valve that has the state lock function as claimed in claim 1 is characterized in that two unthreaded holes at least wherein and a lockhole on the said drive unit can be complementary with same piece of pin and realize the angle location when said unthreaded hole when being a plurality of.
3. the manual ball valve that has the state lock function as claimed in claim 2 is characterized in that said valve body boss and valve body are integral structure, or the split-type structural for being mutually permanently connected.
4. the manual ball valve that has the state lock function as claimed in claim 3; It is characterized in that said drive unit is a valve handle; Said valve handle comprises valve joint, holding part and handle boss independent with them or that all be fixedly connected, and said lockhole is located on the said handle boss.
5. the manual ball valve that has the state lock function as claimed in claim 4; It is characterized in that said valve joint middle part is provided with the valve attachment hole, the valve rod upper end portion and said valve attachment hole size, the shape that are used for being connected with said valve attachment hole are agreed with.
6. the manual ball valve that has the state lock function as claimed in claim 5 is characterized in that the lower end of said valve rod is connected with said spheroid key.
7. the manual ball valve that has the state lock function as claimed in claim 6; It is characterized in that also being provided with the left and right valve seat that constitutes left and right sealing pair respectively with said spheroid; Said left and right valve seat lays respectively at the and arranged on left and right sides of said spheroid; The inwall of said medium channel is provided with the annular groove that is used to install said left and right valve seat, and said left and right valve seat is installed in respectively on the annular groove separately.
8. like claim 1,2,3,4,5, the 6 or 7 described manual ball valves that have the state lock function; It is characterized in that also being provided with one or more tapped holes on the upper-end surface of said valve body boss; The valve limit stoper is installed in one of them tapped hole; Said valve limit stoper has at least part to expose on said upper-end surface, and said valve handle is provided with to lean with said valve joint and/or holding part being used for of being fixedly connected and said valve limit stoper and limits said holding part and move one or more positioning blocks of angle.
9. the manual ball valve that has the state lock function as claimed in claim 8; It is characterized in that said positioning block comprises first positioning block and second positioning block; And be respectively equipped with first locating face and second locating face on it; Said first locating face and the second locating face coplane, and the distance of the rotational axis line of the said valve joint of distance equates.
10. the manual ball valve that has the state lock function as claimed in claim 9 is characterized in that said valve limit stoper is a socket head screw, and the face that leans with said first locating face and second locating face on it is the external cylindrical surface of screw head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205351843U CN202451877U (en) | 2011-12-20 | 2011-12-20 | Manual ball valve with state locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205351843U CN202451877U (en) | 2011-12-20 | 2011-12-20 | Manual ball valve with state locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202451877U true CN202451877U (en) | 2012-09-26 |
Family
ID=46867743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205351843U Expired - Fee Related CN202451877U (en) | 2011-12-20 | 2011-12-20 | Manual ball valve with state locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202451877U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954278A (en) * | 2012-10-09 | 2013-03-06 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN109751433A (en) * | 2017-02-11 | 2019-05-14 | 宁波会德丰铜业有限公司 | Lockable valve |
| CN110195798A (en) * | 2019-07-05 | 2019-09-03 | 自贡自高阀门有限公司 | A kind of Self-locking valve and system |
-
2011
- 2011-12-20 CN CN2011205351843U patent/CN202451877U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954278A (en) * | 2012-10-09 | 2013-03-06 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN102954278B (en) * | 2012-10-09 | 2014-06-04 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN109751433A (en) * | 2017-02-11 | 2019-05-14 | 宁波会德丰铜业有限公司 | Lockable valve |
| CN110195798A (en) * | 2019-07-05 | 2019-09-03 | 自贡自高阀门有限公司 | A kind of Self-locking valve and system |
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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: 20120926 Termination date: 20141220 |
|
| EXPY | Termination of patent right or utility model |