CN201963968U - Alternate ball check valve - Google Patents
Alternate ball check valve Download PDFInfo
- Publication number
- CN201963968U CN201963968U CN2011201078715U CN201120107871U CN201963968U CN 201963968 U CN201963968 U CN 201963968U CN 2011201078715 U CN2011201078715 U CN 2011201078715U CN 201120107871 U CN201120107871 U CN 201120107871U CN 201963968 U CN201963968 U CN 201963968U
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- Prior art keywords
- entering hole
- valve
- liquid outlet
- liquid entering
- passage
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Abstract
The utility model relates to an alternate ball check valve, which comprises a valve body, a spherical valve core, a valve seat, a spherical valve core operating part and valve seat limit devices, wherein a liquid outlet is circular, a rotation axis of the spherical valve core penetrates the circle center of the liquid outlet, a second liquid inlet communicated with a through cavity is also formed on the valve body, a first liquid inlet and the second liquid inlet are symmetrically formed on two sides of the liquid outlet, and the spherical valve core clockwise or anticlockwise rotates by a corresponding angle, so as to enable the first liquid inlet to be communicated with the liquid outlet or the second liquid inlet to be communicated with the liquid outlet through a passage; and the passage is 7-shaped, a valve clack is obliquely hinged on the inner wall at the upper end at the turning point in the 7-shaped passage, an inclined step surface is formed on the inner wall at the lower end at the turning point in the 7-shaped passage, and the valve clack closely leans against the inclined step surface under the action of gravity of the valve clack, so that the passage is unidirectionally cut off. The single-piece type internal thread ball valve can be used for the occasions where the cut-off or the opening of the two liquid inlets is required to be controlled alternately.
Description
Technical field
The utility model relates to a kind of ball valve, specifically, is a kind of alternately ball check valve.
Background technique
The faucet body of ball valve is a spheroid, and the axis of spheroid is provided with manhole or passage.The flow direction that ball valve is mainly used to make cut-out, distributes and change medium in pipeline, it only needs to use very little moment of rotation just can close tightly pipeline the operation that spheroid is rotated 90 degree.The ball valve optimum is made switch, cut-off valve uses.Chinese patent literature CN2349411Y has proposed a kind of single piece type internal thread ball valve.This single piece type internal thread ball valve still have tapped valve body, valve seat, spheroid spool, with the valve rod and the handle thereof of spheroid spool interlock, valve rod mounting hole place, valve body middle part is the boss shape, valve rod is installed hole wall and is set up O type circle.Prior art increases axial thickness and sets up the O RunddichtringO and can reach desirable sealing effect between this valve seal key position valve rod and valve body, but the prior art can only be used on the pipeline with a liquid entering hole and a liquid outlet, pipeline is blocked or opens, and have two liquid entering holes and a liquid outlet, need alternately control the occasion that the non-return of this two liquid entering hole blocks or opens, but can not use.
The model utility content
For this reason, technical problem to be solved in the utility model is that internal thread ball valve of the prior art can only be used to have the pipeline of a liquid entering hole and a liquid outlet, to the problem that pipeline blocks or opens, provide a kind of and can alternately control blocking or alternately ball check valve that non-return is opened of two liquid entering holes.
For solving the problems of the technologies described above, a kind of alternately ball check valve of the present utility model comprises
Valve body forms cavity on the described valve body, first liquid entering hole of described valve body, and liquid outlet communicates with described cavity;
The spheroid spool, described spheroid spool is arranged in the described cavity, and form the passage that is communicated with described first liquid entering hole and described liquid outlet on the described spheroid spool, by rotating described spheroid spool, thereby realize blocking and opening between described first liquid entering hole and the described liquid outlet;
Valve seat form the arc inner wall that suitable described spheroid spool rotates on the inwall of described valve seat within it, and the contacting point of described arc inner wall and described spheroid spool forms contact seal; Described valve seat is provided with two, is oppositely arranged in the described cavity, and described spheroid spool is arranged between the two described valve seats;
Spheroid spool control member, described spheroid spool control member is controlled the rotation of described spheroid spool;
Valve seat limit stoper, described valve seat limit stoper are arranged on the end away from described spheroid spool of described valve seat, and described valve seat limit stoper is provided with two;
Described liquid outlet is rounded, the spin axis of described spheroid spool passes the center of circle of described liquid outlet, also form second liquid entering hole that communicates with described cavity on the described valve body, and described first liquid entering hole and the described second liquid entering hole symmetrical molding are in the both sides of described liquid outlet, clockwise or rotate counterclockwise the corresponding angle of described spheroid spool, described passage is communicated with described first liquid entering hole with described liquid outlet or described second liquid entering hole is communicated with described liquid outlet; Described passage becomes " 7 " font, the upper end inwall at the turning in described " 7 " font passage tilts and is hinged with a flap, moulding one tilt table terrace on the lower end inwall at described turning, under described flap action of gravity, described flap abuts against on the tilt table terrace, and described passage is carried out unidirectional blocking.
Above-mentioned alternately ball check valve, one described valve seat limit stoper is the boss that is molded on the described cavity, another described valve seat limit stoper forms the internal thread that is used with described adjustment volution for adjusting volution on the inwall of the respective end of the residing described cavity of described adjustment volution.
Above-mentioned alternately ball check valve, the angle between described first liquid entering hole and described second liquid entering hole is 180 ° of settings.
Above-mentioned alternately ball check valve, the angle between described first liquid entering hole and described second liquid entering hole is 120 ° of settings.
Above-mentioned a kind of alternately ball check valve, the end face that contacts with described tilt table terrace of described flap is provided with sealing gasket.
Above-mentioned a kind of alternately ball check valve, the other end of described flap is provided with slow vibrating device, and the relevant position of described vias inner walls is provided with the slow vibrating device of cooperation.
Above-mentioned a kind of alternately ball check valve, described slow vibrating device comprise and are separately positioned on described flap, and two magnet of described vias inner walls, and are separately positioned on the described magnet, protrude two elastic rings of two described magnet end faces, and described two magnet homopolarities are provided with.
Technique scheme of the present utility model has the following advantages compared to existing technology, 1, in the utility model, liquid outlet is rounded, the spin axis of spheroid spool passes the center of circle of liquid outlet, also form second liquid entering hole that communicates with cavity on the valve body, and first liquid entering hole and the second liquid entering hole symmetrical molding are in the both sides of liquid outlet, in the time of can guaranteeing clockwise or rotate counterclockwise the corresponding angle of spheroid spool, liquid outlet can be communicated with in first liquid entering hole and second liquid entering hole one of them, also can not be communicated with the two; 2, in the utility model, 7 " the turning flap in the font passage and the setting of tilt table terrace can make flap abut against on the tilt table terrace under the action of gravity of flap, thereby realize the non-return of passage is blocked.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is a single piece type internal thread ball valve sectional view of the present utility model.
Reference character is expressed as among the figure: 1-valve body, 2-spheroid spool, 3-valve seat, 4-boss, 5-adjust volution, 6-first liquid entering hole, 7-second liquid entering hole, 8-liquid outlet, 9-passage, 10-flap, 11-sealing gasket, 12-magnet, 13-elastic ring, 14-tilt table terrace.
Embodiment
As shown in Figure 1, a kind of single piece type internal thread ball valve of present embodiment comprises
Valve body 1 forms cavity on the described valve body 1, first liquid entering hole 6 of described valve body 1, and liquid outlet 8 communicates with described cavity;
Valve seat 3 form the arc inner wall that suitable described spheroid spool 2 rotates on the inwall of described valve seat 3 within it, and the contacting point of described arc inner wall and described spheroid spool 2 forms contact seal; Described valve seat 3 is provided with two, is oppositely arranged in the described cavity, and described spheroid spool 2 is arranged between the two described valve seats 3;
Spheroid spool control member, described spheroid spool control member is controlled the rotation of described spheroid spool 2;
Valve seat limit stoper, described valve seat limit stoper are arranged on the end away from described spheroid spool 2 of described valve seat 3, and described valve seat limit stoper is provided with two;
Described liquid outlet 8 is rounded, the spin axis of described spheroid spool 2 passes the center of circle of described liquid outlet 8, also form second liquid entering hole 7 that communicates with described cavity on the described valve body 1, and described first liquid entering hole 6 and the both sides of described second liquid entering hole, 7 symmetrical molding at described liquid outlet 8, clockwise or rotate counterclockwise described spheroid spool 2 corresponding angles, described passage 9 is communicated with described first liquid entering hole 6 with described liquid outlet 8 or described second liquid entering hole 7 is communicated with described liquid outlet 8,9 one-tenth " 7 " fonts of described passage, the upper end inwall at the turning in described " 7 " font passage 9 tilts and is hinged with a flap 10, moulding one tilt table terrace 14 on the lower end inwall at described turning, under the action of gravity of described flap 10, described flap 10 abuts against on the tilt table terrace 14, and described passage 9 is carried out unidirectional blocking.Thereby make single piece type internal thread ball valve of the present utility model can be used for alternately to control the occasion that blocking of two liquid entering holes or non-return are opened.In the present embodiment, angle between described first liquid entering hole 6 and described second liquid entering hole 7 is 180 ° of settings, only need to handle spheroid spool control member clockwise or rotate counterclockwise 180 ° and can realize being communicated with of described first liquid entering hole 6 and described liquid outlet 8 or being communicated with of described second liquid entering hole 7 and described liquid outlet 8, and clockwise or when rotating counterclockwise 90 °, block when can realize between described first liquid entering hole 6, described second liquid entering hole 7 again.One described valve seat limit stoper is the boss 4 that is molded on the described cavity, and another described valve seat limit stoper forms the internal thread that is used with described adjustment volution 5 for adjusting volution 5 on the inwall of the respective end of described adjustment volution 5 residing described cavities.The end face that contacts with described tilt table terrace 14 of described flap 10 is provided with sealing gasket 11.The other end of described flap 10 is provided with slow vibrating device, and the relevant position of described passage 9 inwalls is provided with the slow vibrating device of cooperation.Described slow vibrating device comprises and is separately positioned on described flap 10, and two magnet 12 of described passage 9 inwalls, and is separately positioned on the described magnet 12, protrudes two elastic rings 13 of two described magnet 12 end faces, the 12 homopolarity settings of described two magnet.
In other embodiments, the angle between described first liquid entering hole 6 and described second liquid entering hole 7 is 120 ° of settings.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all mode of executions.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (7)
1. one kind replaces ball check valve, comprises
Valve body (1), described valve body forms cavity on (1), first liquid entering hole (6) of described valve body (1), and liquid outlet (8) communicates with described cavity;
Spheroid spool (2), described spheroid spool (2) is arranged in the described cavity, and form the passage (9) that is communicated with described first liquid entering hole (6) and described liquid outlet (8) on the described spheroid spool (2), by rotating described spheroid spool (2), thereby realize blocking and opening between described first liquid entering hole (6) and the described liquid outlet (8);
Valve seat (3) form the arc inner wall that suitable described spheroid spool (2) rotates on the inwall of described valve seat (3) within it, and the contacting point of described arc inner wall and described spheroid spool (2) forms contact seal; Described valve seat (3) is provided with two, is oppositely arranged in the described cavity, and described spheroid spool (2) is arranged between the two described valve seats (3);
Spheroid spool control member, described spheroid spool control member is controlled the rotation of described spheroid spool (2);
Valve seat limit stoper, described valve seat limit stoper are arranged on the end away from described spheroid spool (2) of described valve seat (3), and described valve seat limit stoper is provided with two;
It is characterized in that:
Described liquid outlet (8) is rounded, the spin axis of described spheroid spool (2) passes the center of circle of described liquid outlet (8), also form second liquid entering hole (7) that communicates with described cavity on the described valve body (1), and described first liquid entering hole (6) and the both sides of described second liquid entering hole (7) symmetrical molding in described liquid outlet (8), clockwise or rotate counterclockwise the corresponding angle of described spheroid spool (2), described passage (9) is communicated with described first liquid entering hole (6) with described liquid outlet (8) or described second liquid entering hole (7) is communicated with described liquid outlet (8), described passage (9) becomes " 7 " font, the upper end inwall at the turning in described " 7 " the font passages (9) tilts and is hinged with a flap (10), moulding one tilt table terrace (14) on the lower end inwall at described turning, under the action of gravity of described flap (10), described flap (10) abuts against on the tilt table terrace (14), and described passage (9) is carried out unidirectional blocking.
2. a kind of alternately ball check valve according to claim 1, it is characterized in that: a described valve seat limit stoper is the boss (4) that is molded on the described cavity, another described valve seat limit stoper forms the internal thread that is used with described adjustment volution (5) for adjusting volution (5) on the inwall of the respective end of the residing described cavity of described adjustment volution (5).
3. a kind of alternately ball check valve according to claim 2, it is characterized in that: the angle between described first liquid entering hole (6) and described second liquid entering hole (7) is 180 ° of settings.
4. a kind of alternately ball check valve according to claim 2, it is characterized in that: the angle between described first liquid entering hole (6) and described second liquid entering hole (7) is 120 ° of settings.
5. according to each described a kind of alternately ball check valve among the claim 1-4, it is characterized in that: the end face that contacts with described tilt table terrace (14) of described flap (10) is provided with sealing gasket (11).
6. according to each described a kind of alternately ball check valve in the claim 5, it is characterized in that: the other end of described flap (10) is provided with slow vibrating device, and the relevant position of described passage (9) inwall is provided with the slow vibrating device of cooperation.
7. a kind of alternately ball check valve according to claim 6, it is characterized in that: described slow vibrating device comprises and is separately positioned on described flap (10), and two magnet (12) of described passage (9) inwall, and be separately positioned on the described magnet (12), protrude two elastic rings (13) of two described magnet (12) end faces, described two magnet (12) homopolarity setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201078715U CN201963968U (en) | 2011-04-13 | 2011-04-13 | Alternate ball check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201078715U CN201963968U (en) | 2011-04-13 | 2011-04-13 | Alternate ball check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963968U true CN201963968U (en) | 2011-09-07 |
Family
ID=44526505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201078715U Expired - Fee Related CN201963968U (en) | 2011-04-13 | 2011-04-13 | Alternate ball check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963968U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182843A (en) * | 2011-04-13 | 2011-09-14 | 陈文才 | Alternation ball check valve |
| CN103775691A (en) * | 2014-01-20 | 2014-05-07 | 武汉大禹阀门股份有限公司 | Self-washing damping and wear-resistant rotation type check valve |
-
2011
- 2011-04-13 CN CN2011201078715U patent/CN201963968U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182843A (en) * | 2011-04-13 | 2011-09-14 | 陈文才 | Alternation ball check valve |
| CN102182843B (en) * | 2011-04-13 | 2012-08-29 | 戴大蒙 | Alternation ball check valve |
| CN103775691A (en) * | 2014-01-20 | 2014-05-07 | 武汉大禹阀门股份有限公司 | Self-washing damping and wear-resistant rotation type check valve |
| CN103775691B (en) * | 2014-01-20 | 2016-04-20 | 武汉大禹阀门股份有限公司 | From flushing damping and wear-resistant screw-lift type safety check |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20130413 |