CN204127366U - A kind of easy-to-dismount Filtering ball valve - Google Patents
A kind of easy-to-dismount Filtering ball valve Download PDFInfo
- Publication number
- CN204127366U CN204127366U CN201420417880.8U CN201420417880U CN204127366U CN 204127366 U CN204127366 U CN 204127366U CN 201420417880 U CN201420417880 U CN 201420417880U CN 204127366 U CN204127366 U CN 204127366U
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- valve
- medium runner
- lid
- medium
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Abstract
This practicality discloses a kind of easy-to-dismount Filtering ball valve, comprises valve body, valve rod, is formed at medium runner in valve body and rotatable spherical valve core, for opening and closing medium runner or regulating velocity of medium in medium runner; The bottom of valve rod is connected with spherical valve core, and rotation valve rod can drive spherical valve core to rotate; The corresponding medium runner place of described valve body is provided with the valve seat matched with spherical valve core, and the corresponding spherical valve core side of this valve seat is provided with the sealing surface matched with this spherical valve core; Valve body sidepiece outwardly convex is to form a filtration arm be connected with medium runner, and described filtration arm comprises lid and is the connection pipe body of integrative-structure with valve body, and described lid top is removably connected by a locking nut and connection pipe body.By arranging the filtration arm of Split type structure, user can carry out dismounting voluntarily to clear up impurity, eliminates unnecessary dismounting, has saved maintenance cost.
Description
Technical field
This practicality belongs to pipeline valve and manufactures field, especially relates to a kind of easy-to-dismount Filtering ball valve.
Background technique
Filtering ball valve is widely used in industrial production and daily life, for the granule foreign in filter medium.Especially, in some heating systems, before supply channel connects water knockout drum, need to be filtered the impurity in water by a Filtering ball valve; Filtering ball valve conventional at present has Y-shaped filtering ball valve, the filtration cavity that this Filtering ball valve comprises valve body, valve gap, filter screen and is obliquely installed, and filters in cavity the filter screen pipe be provided with in a tubular form; Be formed with the medium runner for medium circulation in valve body, medium runner is connected with filtration cavity; After medium enters medium runner, enter filtration cavity from the top of filter screen pipe, then flow out from outlet end after the sidewall of filter screen filters, be deposited on after impurity is filtered and filter in cavity; In Filtering ball valve due to existing heating system, filtering degree of adaptability between plug bottom cavity and valve body requires higher, linkage structure is more special, after valve body installs, need professional workforce to dismantle filtration arm, to take out the impurity filtered in cavity, the cost at every turn removed and installed is very high, and after sometimes taking apart, find impurity and seldom, cause dismounting unnecessary.
practical content
This practicality, in order to overcome the deficiencies in the prior art, provides a kind of good seal performance, easy-to-dismount Filtering ball valve.
To achieve these goals, this practicality is by the following technical solutions: a kind of easy-to-dismount Filtering ball valve, comprise valve body, valve rod, be formed at medium runner in valve body and rotatable spherical valve core, for opening and closing medium runner or regulating velocity of medium in medium runner; The bottom of valve rod is connected with spherical valve core, and rotation valve rod can drive spherical valve core to rotate; The corresponding medium runner place of described valve body is provided with the valve seat matched with spherical valve core, and the corresponding spherical valve core side of this valve seat is provided with the sealing surface matched with this spherical valve core; Valve body sidepiece outwardly convex is to form a filtration arm be connected with medium runner, filter screen is provided with in this filtration arm, described filtration arm comprises lid and is the connection pipe body of integrative-structure with valve body, described lid top is removably connected by a locking nut and connection pipe body, the outer wall of lid is provided with an annular convex shoulder with locking nut contacting point, and the inner side of locking nut is provided with the gear edge of matching with annular convex shoulder.The filtration arm of Split type structure, lid top is connected by locking nut with connection pipe body, and it is convenient to dismantle, and user can dismantle voluntarily, without the need to asking professional workforce to carry out, has saved maintenance cost, when lid damages, can change; Lid top is connected with connection pipe body by locking nut, and medium is transferred to locking nut with the pressure of lid, is conducive to strengthening sealability.
As preferably, the axes normal of described filtration arm is in the axis of medium runner, and described filter screen is tubular structure, and filter screen upper end portion and medium runner inner circle wall offset, and the other end extends to and filters bottom arm; Filter screen is provided with the opening for passing through for impurity corresponding to medium runner suction side.Adopt the filter screen of special construction, make the medium in medium runner transfer to close to laminar condition from turbulent condition, be conducive to contamination precipitation, improve filtering effect; Moreover the filtration arm arranged perpendicular to medium runner forms a pressure to filtering bottom arm, precipitated good impurity is placed in all the time and filters bottom arm, media flow of can not falling asleep is starved and is rolled up and down, ensure that the unimpeded of runner.
Further, described lid upper end portion is removably connected by a locking nut and connection pipe body, and the outer wall of lid is provided with an annular convex shoulder with locking nut contacting point, and the inner side of locking nut is provided with the gear edge of matching with annular convex shoulder.
As preferably, described filter screen bottom is provided with positioning groove, filters arm diapire and is provided with the positioning convex portion matched with this positioning groove; Described lid upper end portion is provided with a stopper protrusion, and connection pipe body underpart is provided with the spacing shrinkage pool matched with this stopper protrusion.Positioning groove is arranged in positioning convex portion, makes the position of filter screen remain constant, and opening, all the time towards the inlet side of medium runner, ensure that the smooth and easy of contaminant filter; In order to the invariant position of complement filter net, then require the invariant position of locating groove, by coordinating of stopper protrusion and spacing recess, ensure that and the position of lid is limited.
Further, be provided with seal washer between described lid and connecting body, sealing packing ring is provided with the through hole passed for described stopper protrusion, the setting of seal ring, increases sealability.
As preferably, be arranged with a safety cover outside described lid, this safety cover top is threaded with described locking nut; The setting of safety cover, carries out duplicate protection, when lid occurs to leak, plays the effect of dual fail-safe, is especially applicable to long-time uninhabited situation in family.
Described safety cover is arranged with an O type circle with locking nut contacting point, locking nut inwall is provided with the circular groove for this O type circle accommodating.
Further, described medium runner is positioned at locate on rear side of filter screen outwardly to form an outlet valve housing; An inner cavity chamber be connected with medium runner is formed in this outlet valve housing.An inner cavity chamber be connected with medium runner is formed in this outlet valve housing; Valve body incorporates outlet valve housing, eliminates the trouble of installing separately outlet valve, saved cost.
As preferably, described lid is made up of clear glass or plastics, by arranging the lid of transparent configuration, being convenient to user's Real Time Observation and filtering situation, carrying out dismounting valve body as required, clearing up impurity, eliminate unnecessary dismounting, saved maintenance cost;
In sum, this practicality has the following advantages: this Filtering ball valve adopts the filtration arm of Split type structure, convenient disassembly, and user can carry out dismounting voluntarily, decreases maintenance cost; Connected by locking nut, reduce lid pressure, improve sealability.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of this practicality.
Fig. 2 is the decomposition texture schematic diagram of Fig. 1.
Fig. 3 is the structural representation of another embodiment of this practicality.
Embodiment
In order to make those skilled in the art person better understand this practical plan, below in conjunction with the accompanying drawing in this practical embodiment, clear, complete description is carried out to the technological scheme in this practical embodiment.
As shown in Figure 1, 2, a kind of easy-to-dismount Filtering ball valve, comprises valve body 1, valve rod 2, the bonnet 44 supplying the medium runner 11 of medium circulation, the rotatable spherical valve core 4 be located in medium runner 11, be located at medium runner entrance point be formed in valve body 1; Be connected with the portion of holding 9 after the top of valve rod 2 passes valve body, in the present embodiment, hold portion 9 for handle shape, obviously, in other embodiments, also can select butterfly architecture; The bottom of valve rod 2 is connected with spherical valve core 4, and rotation valve rod 2 can drive spherical valve core to rotate; By rotating this spherical valve core, for velocity of medium in keying medium runner or adjustment medium runner.Described valve body 1 corresponding medium runner 11 place is provided with the valve seat 3 matched with spherical valve core 4, corresponding spherical valve core 4 side of this valve seat is provided with the sealing surface matched with this spherical valve core, in the present embodiment, valve seat 3 is provided with seal washer 41 to form described sealing surface with spherical valve core 4 contacting point.Concrete, described valve rod 2 upper end portion is provided with the outside thread matched with a hexagon nut 27, after valve rod top passes valve body, is arranged with a pressure cap 21, and this pressure cap 21 bottom is connected with valve seal, in order to limit the movement of valve rod; Handle one end is set on valve rod, by screwing hexagon nut on valve rod, is firmly fixed on valve rod by handle; Be provided with packing plastic ring 24 between pressure cap 21 and valve rod, when installing pressure cap, extrusion packing thing plastic ring enters between the space of pressure cap and valve rod, and the working life of valve rod is extended, and sealing strengthens; Valve body 1 lower side is protruding to form a filtration arm 6 downward vertically, and namely the axes normal of this filtration arm 6 is in the axis of medium runner 11; This filtration arm inside is connected with medium runner 11, and filtering in arm 6 and be provided with a cylindrical filter screen 61, also can be the filter screen of platy structure; Filter arm 6 to comprise and the connection pipe body 62 of valve body 1 in integrative-structure and the lid 63 be made up of staving, connection pipe body and lid removably connect, concrete, lid 63 upper end portion connects a locking nut 64, realized and the removably connecting of connection pipe body 62 by this locking nut, locking nut upper end is threaded with connection pipe body 62 underpart; The outer wall of lid 63 offers an annular convex shoulder 631 with locking nut 64 contacting point, locking
nutthe inner side of 64 is provided with the gear that matches with this annular convex shoulder along 641.During installation, by the bottom of lid 63 through locking nut, the gear of locking nut matches along 641 with annular convex shoulder, makes lid be fixed on locking nut bottom; Then locking nut top is threaded with connection pipe body 62; In order to increase sealing, can a seal washer 66 be set between connection pipe body 62 and locking nut.
If Impurity deposition amount is larger when needing cleaning, first by rotatable handle, spool and valve seat are realized being sealed and matched, to turn off medium runner; Then rotational lock nut, can make it to be separated with connection pipe body 62 quickly and easily, finally by the impurity in lid to out reinstalling back; Easy installation and removal, without the need to professional workforce's operation, user can carry out dismantling, clearing up impurity voluntarily, not only convenient a lot, also a saving maintenance cost; Simultaneously by visual cover body structure, Real Time Observation filters the impurity level in arm, clears up in good time, avoids unnecessary dismounting; When lid damages, can change.
In manager long-time unoccupied time, in order to prevent the leakage because lid breakage causes, the safety cover 65 that we can make the outer sheathed metal (as copper) of described lid 63, the outer of this safety cover upper end portion is arranged with a circle screw thread, thus realizes being threaded with described locking nut 64; Convenient disassembly, use safety, form double protection structures, even if lid is damaged, also there will not be leakage accident.In order to ensure sealability, an O type circle 651 can be set between lid and locking nut; Locking nut inwall is provided with the circular groove 644 for this O type circle 651 accommodating.
Described filter screen 61 top penetrates in medium runner 11, and filter screen upper end portion is connected with the inner circle wall of medium runner 11; The filter screen the other end extends to and filters bottom arm, fixes with filtration arm underpart, and outer wall and the filtration branch pipe wall connecting part of filter screen bottom, prevent impurity from entering in both gaps; Described filter screen is provided with the opening 611 for passing through for impurity corresponding to medium runner suction side.This practicality is by arranging filtration arm and filter screen perpendicular to valve body, impurity when Medium Inclusion and flow to filter screen place together, impurity is through after opening 611, continue the flowing of medium runner outlet side, and filter screen opposite side, namely through hole is not set near medium runner outlet side, after impurity is filtered net stop, to filtration arm flows, be deposited on gradually and filter in arm.
On the one hand, the circulating direction of medium in the medium runner of circle is in disturbance state, and filter screen is provided with opening, medium is by after this opening, become the fluidised form of rule from the fluidised form of disorder, impurity, due to Action of Gravity Field, just naturally flows to and filters bottom arm, compared to traditional Y-shaped filtering ball valve, impurity remains the fluidised form of rule at filter process, and can not roll along with medium circulation, sinking velocity is fast, good filtration effect, on the other hand, the axis being perpendicular to medium runner owing to filtering arm is arranged, when medium circulates in medium runner, by the law of conservation of mechanical energy of fluid, namely during contour flowing, flow velocity is large, pressure is just little, in medium runner, the flow velocity of medium is larger, and the flow velocity of medium in filtration arm is very little, almost static, therefore medium is in the medium runner process of circulation, its pressure is greater than medium in filtration arm, so, medium after filtration is deposited under the effect of the pressure to be filtered bottom arm, can not move upward along with the circulation of medium and block runner, ensure that the unimpeded of passage.
Further, in order to be fixed filter screen, prevent along with medium circulation and rotating and opening 611 is deflected, causing medium to enter into and filter in arm; So we arrange a positioning groove 612 on described filter screen, filter bottom arm diapire and lid and be provided with the positioning convex portion 613 matched with this positioning groove, during installation, by positioning groove with mutually engage location with positioning convex portion after, again lid is connected with connection pipe body, opening 611 is arranged towards the suction side of medium runner all the time, ensure that uninterruptedly carrying out of filtration.This lid can be made up of transparent plastic, so lid can directly be threaded with connection pipe body; And in the present embodiment, have employed glass material, so cannot directly be connected between lid with connection pipe body, in order to limit the position of filter screen, further, we arrange a stopper protrusion 632 in described lid 63 upper end portion, arrange the spacing shrinkage pool 622 matched with this stopper protrusion 632 in connection pipe body 62 underpart, seal washer 66 is provided with the through hole 661 passed for described stopper protrusion; During installation, after lid is inserted in locking nut, the stopper protrusion 632 on lid inserts through hole 661, spacing shrinkage pool 622 successively, then is screwed by locking nut.Stopper protrusion coordinates with spacing shrinkage pool, and the position of lid is fixed, and then by the cooperation of positioning convex portion and positioning groove, the position of filter screen is fixed, ensure that opening 611 towards the suction side all the time towards medium runner.
Spherical valve core is arranged near medium runner suction side, the suction side of valve body is connected with PPR pipe road usually, the outlet side of valve body is connected with water knockout drum, and valve body is metal (as copper) material, conveniently be connected with PPR pipe body, in the inlet end of medium runner, namely bonnet 44 connects a locking cap 91, locking cap one end is threaded with bonnet 44, the sheathed PPR pipe body 92 of the other end, PPR pipe is external is arranged with a circle gear edge, and locking cap inwall is provided with this gear along the convex shoulder matched, by both cooperations, achieve the connection of locking cap and PPR pipe body; In order to increase sealability, locking cap and PPR pipe body joint are provided with seal washer 93.Conveniently be connected with water knockout drum, also a locking cap 81 connection metal joint 82 is passed through at the outlet end of medium runner, a circle convex shoulder is arranged with outside this metal joint, locking cap inwall is also provided with the gear edge that a circle matches with convex shoulder, metal joint 82 one end is connected with valve body by locking cap, and the metal joint the other end is connected with water knockout drum; In order to improve sealability, also on the convex shoulder of metal joint, locate a sheathed seal washer 83 with gear along matching.
At valve body sidepiece near outlet end place, be provided with a table interface 18, can Bonding pressure table or temperature measuring gauge, the position of the position of this table interface and the handle of valve rod is arranged on same direction, avoids inconvenience during installation, and that side is installed all very convenient near body of wall.
When this Filtering ball valve is applied in heating system, in use, usually certain air is all dissolved with in water, and the solubility of air reduces along with the rising of temperature, such water gas in the process of circulation is slowly separated from water, and the bubble even gas column that formation of getting together gradually is large, because there be supplementing of water, so often there is gas to produce, need to be exhausted pressure release to supply channel; So we provide another embodiment, as shown in Figure 3, the ball valve difference from Example 1 of this structure is: 1. hold portion 9 and adopt butterfly architecture; 2. outwardly by medium runner 11 is positioned on rear side of filter screen, to form an outlet valve housing 19; Concrete, the inner cavity chamber 199 of this housing 19 is connected with medium runner 11, and the internal structure of outlet valve can be any one of the prior art, in the present embodiment, be provided with floating drum 191 in inner cavity chamber 199, the upper end portion of floating drum 191 is fixed in inner cavity chamber 199 by connecting rod 192 and spring 193; When the gas in medium runner enters the inner cavity chamber of outlet valve, be gathered in the top of outlet valve, along with increasing of gas in valve, pressure increase, when gas pressure is greater than system pressure, in gas Hui Shi inner cavity chamber, the water surface declines, floating drum declines with water level, opens relief opening 198; After gas drains, water level rises, and floating drum also rises thereupon, closes relief opening 198.
In this configuration, there is an outlet valve by one-body molded on valve body, eliminate the trouble of installing separately outlet valve in supply channel, saved cost, decrease and trouble is installed; And outlet valve is arranged on rear side of filter screen, namely the medium flowed in outlet valve all filters out impurity, thus decreases the number of times of maintenance.
Observe the deposition conditions of impurity in valve body for the ease of observing lid, lid can be arranged to the transparent material such as glass or plastics by us.
Obviously, described embodiment is only a part of embodiment of this practicality, instead of whole embodiments.Based on the embodiment in this practicality, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of this practicality protection.
Claims (8)
1. an easy-to-dismount Filtering ball valve, comprises valve body (1), valve rod (2), is formed at medium runner (11) in valve body (1) and rotatable spherical valve core (4), for opening and closing medium runner or regulating velocity of medium in medium runner, the bottom of valve rod (2) is connected with spherical valve core (4), and rotation valve rod can drive spherical valve core to rotate, described valve body (1) corresponding medium runner (11) place is provided with the valve seat (3) matched with spherical valve core (4), and corresponding spherical valve core (4) side of this valve seat is provided with the sealing surface matched with this spherical valve core, valve body sidepiece outwardly convex is to form a filtration arm (6) be connected with medium runner (11), filter screen (61) is provided with in this filtration arm (6), it is characterized in that: described filtration arm (6) comprises lid (63) and is the connection pipe body (62) of integrative-structure with valve body, described lid (63) top is removably connected by a locking nut (64) and connection pipe body (62), the outer wall of lid (63) is provided with an annular convex shoulder (631) with locking nut (64) contacting point, the inner side of locking nut (64) is provided with gear edge (641) matched with annular convex shoulder.
2. the easy-to-dismount Filtering ball valve of one according to claim 1, it is characterized in that: the axes normal of described filtration arm (6) is in the axis of medium runner (11), described filter screen is tubular structure, filter screen upper end portion and medium runner (11) inner circle wall offset, and the other end extends to and filters bottom arm; Filter screen is provided with the opening (611) for passing through for impurity corresponding to medium runner suction side.
3. the easy-to-dismount Filtering ball valve of one according to claim 2, is characterized in that: described filter screen bottom is provided with positioning groove (612), filters arm diapire and is provided with the positioning convex portion (613) matched with this positioning groove; Described lid (63) upper end portion is provided with a stopper protrusion (632), and connection pipe body (62) underpart is provided with the spacing shrinkage pool (622) matched with this stopper protrusion (632).
4. the easy-to-dismount Filtering ball valve of one according to claim 3, is characterized in that: be provided with seal washer (66) between described lid and connecting body, and sealing packing ring is provided with the through hole (661) passed for described stopper protrusion.
5. the easy-to-dismount Filtering ball valve of one according to claim 3, is characterized in that: be arranged with a safety cover (65) outside described lid (63), and this safety cover top is threaded with described locking nut (64).
6. the easy-to-dismount Filtering ball valve of one according to claim 5; it is characterized in that: described safety cover is arranged with an O type circle (651) with locking nut contacting point, locking nut inwall is provided with the circular groove (644) for this O type circle (651) accommodating.
7. the easy-to-dismount Filtering ball valve of one according to claim 1, is characterized in that: described medium runner (11) is positioned at locate on rear side of filter screen outwardly to form an outlet valve housing (19); An inner cavity chamber (199) be connected with medium runner (11) is formed in this outlet valve housing (19).
8. the easy-to-dismount Filtering ball valve of one according to claim 2, is characterized in that: described lid is made up of clear glass or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417880.8U CN204127366U (en) | 2014-07-28 | 2014-07-28 | A kind of easy-to-dismount Filtering ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417880.8U CN204127366U (en) | 2014-07-28 | 2014-07-28 | A kind of easy-to-dismount Filtering ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127366U true CN204127366U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417880.8U Expired - Fee Related CN204127366U (en) | 2014-07-28 | 2014-07-28 | A kind of easy-to-dismount Filtering ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204127366U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180007A (en) * | 2014-07-28 | 2014-12-03 | 董服义 | Visible filtration ball valve |
| CN107998719A (en) * | 2018-01-17 | 2018-05-08 | 吴伟锋 | The conversion control and fore filter of fore filter |
-
2014
- 2014-07-28 CN CN201420417880.8U patent/CN204127366U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180007A (en) * | 2014-07-28 | 2014-12-03 | 董服义 | Visible filtration ball valve |
| CN107998719A (en) * | 2018-01-17 | 2018-05-08 | 吴伟锋 | The conversion control and fore filter of fore filter |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20190728 |