CN1071437C - Valve - Google Patents
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- Publication number
- CN1071437C CN1071437C CN97109941A CN97109941A CN1071437C CN 1071437 C CN1071437 C CN 1071437C CN 97109941 A CN97109941 A CN 97109941A CN 97109941 A CN97109941 A CN 97109941A CN 1071437 C CN1071437 C CN 1071437C
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- China
- Prior art keywords
- valve
- valve body
- service axis
- valve seat
- runner
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- 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)
- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
To stabilize the level of quality by preventing the erroneous operation and the erroneous confirmation of a valve, eliminating remaining fluid to be generated in the opening and closing operation, simplifying an opening and closing mechanism, and reducing the number of parts. A valve 1 is a valve to be used for adjusting the flow rate of fluid to be allowed to flow in one direction 41 of a passage 40 and for shutting the passage, and it is provided with a valve seat 9 provided in a body 2 of the valve 1 and a ball-shaped valve element 11 for adjusting the flow rate of fluid by being separated from the valve seat 9 and for shutting the passage 40 by being brought in close-contact with the valve seat 9. A valve element operating means 18 provided with a ratable operating shaft 23 and for separating and bringing the valve element 11 from and in contact with the valve seat 9 by winding a wire 19 whose one end is fixed on the valve element 11 side through a process of turning the operating shaft 23 at 90 deg. is provided.
Description
The present invention relates to a kind of valve that is used for the flow of regulated fluid and cuts off runner, more particularly, relate to a kind of opening-closing structure of valve.
A kind of valve that is used for the fluid that flows along direction of runner is carried out Flow-rate adjustment and cut-out runner is for example disclosed in Japanese patent laid-open 7-3013443 communique.This valve has the valve seat that is arranged in the runner, and by contacting with the flow that separates to come regulated fluid with above-mentioned valve seat or cutting off the valve body of runner.The back of valve body is connected with an end of the hook stick that disposes on above-below direction by a link, and valve body is installed in the pivot suspension mode, can rotate around the fulcrum that is arranged on the valve body.Like this, by moving up and down of hook stick, making valve body is that rotate at the center with above-mentioned fulcrum, just can realize between valve body and the valve seat contact with separate.
Yet, for above-mentioned valve, in the contact that realizes valve body and valve seat by moving up and down of hook stick and the process of separating, the switching of valve being controlled, be difficult to confirm the opened and closed positions of valve body, and being not easy to make the hook stick location, therefore the misoperation of valve or the phenomenon that mistake is confirmed appear easily.
In addition, after carrying out opening and closing operations as known ball valve or stopcock, residual fluid (liquid, gas goods) easily in the position, space (space) of valve, thereby in use many problems can appear.
In addition, adopt above-mentioned Placement to come the operating device of operating valve body also to have the problem that part count is many, be difficult to ensure product quality stability.
The purpose of this invention is to provide a kind of Two purpose valve that is used for the fluid that a direction along runner flows is carried out Flow-rate adjustment and cut-out runner, this valve misoperation can not occur or mistake is confirmed, can residual fluid in the switching process, and switching mechanism is simple, part count is few, can realize the stabilization of quality of product.
In order to realize above-mentioned purpose of the present invention, the present invention is the valve that is used for the fluid that flows along direction of runner is carried out Flow-rate adjustment and cut-out runner, this valve has valve seat and the valve body that is arranged in the valve body, above-mentioned valve body is by with the contact of above-mentioned valve seat with separate to come convection cell to carry out Flow-rate adjustment, or cuts off runner by closely contacting with valve seat; Be provided with the valve body operating device in above-mentioned valve, this valve body operating device is fixed in the elongated element with ductility of valve body side by coiling one end, the contact that makes described valve body and valve seat with separate.Owing to be provided with by the coiling to elongated element valve body and valve seat are contacted and the valve body operating device that separates, thereby make the simple in structure of switching mechanism, part count is few, can realize the stabilization of quality of product.
In addition, in above-mentioned valve, described valve body operating device has rotating service axis, by the rotation of this service axis, and the described elongated element of reeling.Because by the rotation of the service axis elongated element of reeling, the effect that makes valve body overcome the kinetic pressure of fluid breaks away from valve seat, thereby flow that can convection cell is regulated.On the other hand, the backward rotation by service axis discharges elongated element, and valve body is being close with valve seat under the effect of the hydrodynamic pressure that flows towards direction of runner or closely contact, thus the Flow-rate adjustment of realization convection cell or to the cut-out of runner.Therefore, in effect, make the switching of valve more easy, and can avoid occurring misoperation or mistake affirmation with above-mentioned valve, can residual fluid in the switching process.In addition, because elongated element is wound on the service axis, thereby make the valve setting be subjected to the restriction in space less.
In addition, in valve with aforesaid operations axle, described valve body operating device has first and second elongated elements, one end of described first and second elongated elements is separately fixed on first and second predetermined positions on the service axis external peripheral surface, when being wound onto on the service axis for one in first and second elongated elements, another is then discharged by service axis.
By the rotation of service axis, make one in first and second elongated elements to be wound onto on the service axis, another is then discharged by service axis, so valve body can be separated with valve seat under the effect of hydrodynamic pressure, and the flow of convection cell is regulated.On the other hand, the counter-rotation by service axis makes one in first and second elongated elements to be discharged by service axis, and another then is wound onto on the service axis.Like this, in effect, can realize coiling and release reliably to valve body with above-mentioned valve with service axis, guarantee with valve seat near or closely contact, and can realize that so-called enhancing closes, so that flow is regulated and cut off.
Moreover in above-mentioned any valve, described valve body operating device is by rotating service axis 90 degree, valve body and valve seat are contacted and separates.Because 90 degree by service axis rotate the opening and closing operations that just can realize valve, therefore, in the effect with above-mentioned any valve, just can confirm the open and-shut mode of valve by visual manner, thereby misoperation or mistake affirmation have been avoided occurring.In addition, because the rotation angle of service axis is less, so the switching of valve is more easy.
And in above-mentioned any valve, described valve body has spherical form.When spherical valve body was had the effect of above-mentioned any valve, when the reverse turn by service axis discharged elongated element, because valve body is spherical, so valve body and valve seat kept the centering performance easily, thereby can realize tight contact reliably.In addition, because valve body has spherical form, therefore can reduce the resistance of convection cell.
Below in conjunction with accompanying drawing embodiments of the invention are elaborated.
Fig. 1 is the sectional view of first kind of embodiment's of the present invention valve;
Fig. 2 is the sectional view of I-I line in Fig. 1, and has shown handle;
Fig. 3 is identical with Fig. 1, is the sectional view of second kind of embodiment's of the present invention valve.
Fig. 1 is first kind of embodiment's of a valve of the present invention sectional view.First kind of embodiment's of the present invention valve 1, owing to have the upstream side 42 by runner 40 is carried out Flow-rate adjustment and cuts off runner 40 these two kinds of effects towards the one-way flow in its downstream side 43, so be provided with valve seat 9, valve body 11, valve body operating device 18, valve seat 9 is arranged in the valve body 2; Valve body 11 is spherical in shape, with valve seat 9 contact or separate, comes the flow of regulated fluid, or closely contacts with valve body, cuts off runner 40; Valve body operating device 18 has flexible, one end by coiling and is fixed on elongated element, for example wire rope 19 on the valve body 11, makes valve body 11 with valve seat 9 contacts or separate.
Valve body operating device 18 comprises: rotating service axis 23, be formed with operation side's tenon 24 on the one end, and the other end forms plate-like portion; Handle 38 is installed in an end of service axis 23 in the mode that can take off by the side's of operation tenon 24; Wire rope 19, one end are fixed on the predetermined position 27 of the groove 4 that forms in the plate-like portion of service axis 23, and the other end is fixed on the valve body 11; Lid 12, it be installed in threadably with valve body 2 with runner 40 meet at right angles the relation opening part on, formed a hole 12g on its center portion; Supported flange dish 36, it is fixed on the above-mentioned lid 12, and the middle axial region axle of service axis 23 is bearing in its central part.
With a plurality of screw 36a supported flange dish 36 is fixed on the lid 12, prevent that by spring washer 32 service axis 23 from moving down, and adopt O type circle 33a and 33b to realize sealing between service axis 23 and the supported flange dish 36 and the sealing between supported flange dish 36 and the lid 12 respectively.In addition, its circumferencial direction is provided with a plurality of fixed hole 12a-12e in the upper surface upper edge of supported flange dish 36, is used for fixing the pivotal position of the handle 38 that makes service axis 23 rotations.
Prevent that with screw 12f lid 12 is loosening mutually with valve body 2.With Screw 34 wire rope 19 is fixed on the precalculated position 27, this wire rope 19 passes the hole on the wire rope fixing part 3 that is fixed on the lid 12, and passes the hole of hook spare 35 heads that are fixed on the lid 12, is fixed on then on the predetermined position 11a of valve body.
In the T of valve body 2 font structure, embedded sleeve 8,8 being on two opening portions of runner direction, the valve medial extremity of one of them sleeve 8 has formed valve seat 9.With the perpendicular opening part of above-mentioned runner direction on be provided with outside thread, be used for and the internal thread screw thread combination mutually that is arranged on lid 12 inboards.Valve body 2 is to obtain by the tee union of selling is on the market processed.The material of valve body 2 can be any one in metal, resin, nonmetal (pottery, timber, rubber or the like).
The material and the machining accuracy of 9 parts of valve seat at least of valve body 11 and sleeve 8 should satisfy required requirement.Valve body 11 is by making such as materials such as rubber, resin, metals, perhaps covers rubber or resin etc. on its matrix and makes.Valve body 11 adopts mutual different material to make with valve seat 9.In other words, if hard materials such as valve body 11 employing metals are made, then the valve seat 9 that closely contacts with it just adopts the gentle material of rubber-like to make; Otherwise gentle material is made if valve body 11 adopts rubber-like, and then valve seat 9 just adopts hard material to make.
Fig. 2 is along the sectional view of I among Fig. 1-I line, wherein shows handle 38.First kind of embodiment's of the present invention valve 1 is done the rotation of 90 degree by making service axis 23, just can realize the opening and closing operations of valve.In Fig. 2, handle position 44 expressions shown in the double dot dash line are wound on wire rope 19 in the groove 4 of service axis 23, thereby expression is with the state (position shown in the solid line among Fig. 1) of valve body not shown in the figures 11 pull-ups.At this moment, because valve body 11 is separated with runner 40, so valve is in the state of standard-sized sheet, and valve body 11 can produce resistance hardly.Handle position 45 expression discharges wire rope 19, thus the state (position among Fig. 1 shown in the double dot dash line) that valve body 11 is put down.At this moment, valve body 11 cuts off runner 40 fully.In Fig. 2 and Fig. 1, identical parts adopt identical reference character to be represented.
As shown in Figure 1, the size H that valve body 11 is pulled upwardly is greater than the diameter A φ of valve body 11 at least.Therefore, the inner diameter B φ of the groove 4 on the service axis can calculate according to the following equation, that is:
Bπ/4=A
Wherein, if A=40mm then by B π/4=40, just can calculate B=40 * 4/ π=51, so the inner diameter B φ of the groove 4 of service axis should like this, when service axis 23 rotations 90 are spent, just can pull out valve body 11 fully greater than 51mm at least from runner 40.Adopt above-mentioned formula, utilize the circumference stroke of service axis, just can freely control the size H that draws by the inside diameter B of the groove on the service axis 4.
Again it, as shown in Figure 2, between handle position 44 and handle position 45 and them, fixed hole 12a-12e is set, by on required opened and closed positions, fixator pins 39 being inserted in the fixed hole that runs through handle 39, handle 38 is fixing, just can realize the Flow-rate adjustment of convection cell or the cut-out of runner by valve body with corresponding position, the above-mentioned position that is fixed, 90 degree by handle rotate, the position that valve body 11 moves up and down just comes into plain view, adopt visual manner just can confirm the open and-shut mode of valve, can not occur confirming to the misoperation of valve or to the mistake of valve.In addition, because the rotational angle of service axis is reduced to 90 degree, therefore be easy to realize the switching of valve.
Because valve body 11 is spherical, therefore when the backward rotation by service axis 23 discharges wire rope 19,, make valve body 11 closely contact with valve seat 9 easily because valve body 11 is spherical shapes.In addition, because valve body 11 is spherical, therefore can reduce the resistance of convection cell.
In addition, adopt the valve 1 of present embodiment, after carrying out opening and closing operations, remaining fluid in space (space) (goods such as liquid, gas) seldom.
In above-mentioned first kind of embodiment's valve 1, valve body 11 be shaped as sphere, but its shape is not limited to this, also can adopt flat board or conical in shape, as long as the structure of valve body enables pressed on valve seat.In addition, described in the above-described embodiments elongated material adopts wire rope, but also can adopt chain, tightrope etc., its material can be flexible materials such as metal, nonmetal, synthetic resin, if its stretchability less, have wear resistance, tensile strength more greatly.
Fig. 3 is the sectional view of the present invention second kind embodiment's similar to Fig. 1 valve 1.Second kind of embodiment's valve 1 is identical with first kind of embodiment's valve, is provided with valve body operation equipment 18, establishes the valve body operation equipment and has: the 1st and the 2nd wire rope 20,21 (elongated element), and they have the sidepiece that flexibility and an end are fixed on valve body 11; Service axis 23, the other end of above-mentioned first wire rope 20 and second wire rope 21 are separately fixed on the first and second regulation positions 28,29 of service axis 23 excircles; When described service axis 23 rotates, in first and second wire rope 20,21 one, for example wire rope 20 is operated axle 23 and winds up, and another wire rope 21 is then discharged by service axis 23, thereby makes valve body 11 contact with valve seat 9 or separate.
On position, formed first small diameter portion 25 and second small diameter portion 26, fixedlyed connected with the end of second wire rope 21 with first wire rope 20 by Screw 34 respectively at first predetermined position 28 on the first minor diameter position 25 and second predetermined position 29 on the second minor diameter position 26 near an end of service axis 23.When service axis 23 when rotating such as clockwise direction, first wire rope 20 will be wound up, discharge second wire rope 21 simultaneously, make it with the opposite coiling of mode travel direction synchronized with each other.
Be formed with the hole 7 that allows described first and second wire rope 20,21 pass on the valve body 2, it has a part of common part.The outlet that first wire rope 20 and second wire rope 21 are passed of hole 7 upsides is approximately perpendicular to the first minor diameter position 25 and the second minor diameter position 26 of service axis 23.
Second kind of embodiment's valve 1 is provided with piston 13 between end of first wire rope 20 and valve body 11, an end (downside) of piston 13 pivotally is connected with valve body 11 by pin 17, and valve body 11 can be swung in paper.The other end of piston 13 (upper end) has formed the hole 15 that is used for fixing first wire rope 20, and has formed projection 14, has formed the fixed hole 16 that is used for fixing second wire rope 21 on this projection 14.
Adopt above-mentioned valve body operating device 18, when service axis 23 rotates, one of them wire rope (for example first wire rope 20) can be wound on the service axis 23, discharge another wire rope (for example second wire rope 21) simultaneously, guarantee that valve body 11 breaks away from valve seat 9, realizes the Flow-rate adjustment of convection cell.When service axis 23 rotates in the opposite direction, first wire rope 20 is operated axle 23 and discharges, second wire rope 21 then is wound onto on the excircle of service axis 23, thereby valve body 11 is closely contacted near valve seat 9 or with valve seat 9, realizes the Flow-rate adjustment or the cut-out of convection cell.
In addition, in second kind of embodiment's valve 1, when piston 13 descended, valve body 11 also descended thereupon, 43 (primary side) swing towards the downstream side under the kinetic pressure effect of the fluid that flows through runner 40.When piston further descends, the valve body 11 of Xia Jianging will bear bigger kinetic pressure thereupon.More the valve body 11 near downstream side 43 will contact with a some 9a on the valve seat 9 and a following 9b in the process of swing.Pin 17a has formed a pair of couple towards the opposite force F of following some 9b of the power F of below and valve seat, impels valve body 11 closely to contact with valve seat 9.In addition, some O
1, O
2, O
3The central position of expression valve body 11, some O
1Expression valve body 11 rises, and valve is in full-gear; Point O
3Expression valve body 11 closely contacts with valve seat 9, and valve is in full-shut position; Point O
2The expression valve is in an O
1And O
3Between state (Flow-rate adjustment state).
When valve body at O
3State down with after valve seat closely contacts, by coiling, piston can be depressed, so can increase the tight contact force of valve seat and valve body, thereby realize that so-called enhancing closes elongated element.
As mentioned above, in second kind of embodiment's valve 1, even bearing under the situation of hydrodynamic pressure, the contact that also can guarantee valve body 11 and valve seat 9 with separate, thereby can carry out the Flow-rate adjustment of convection cell reliably or to the cut-out of runner, and can realize that so-called enhancing closes, the misoperation or the mistake that valve can not occur confirm, can residual fluid in the switching process of valve, and opening-closing structure is simple, number of components is few, can realize the stabilization of quality of product.
In second kind of embodiment's valve 1, be used to promote and put down first wire rope 20 of valve body 11 and the side that second wire rope 21 is set at valve, but also they each side can be provided with one group, 3 groups of above wire rope can also be set.Be provided with under the situation of a plurality of wire rope, skew can not appear in center of gravity, thereby makes moving up and down of piston 13 more level and smooth, and is more certain to the pushing force of valve body.In addition, identical with first kind of embodiment shown in Fig. 1,2,90 degree by service axis 23 rotate, and valve body 11 is contacted with valve seat 9 and separate, thereby avoid the misoperation or the mistake affirmation of valve.
The structure of other parts is identical with valve shown in Fig. 1,2 with effect among Fig. 3, therefore adopts identical reference character to represent, and has omitted the explanation to them.
Valve of the present invention can avoid the misoperation of valve or mistake to confirm, remaining fluid can not occur in the process that opens and closes, and its opening-closing structure is simple, part count is few, can realize the stabilization of quality of product.
Claims (5)
1, a kind of valve, be used for the fluid that a direction along runner flows is carried out the cut-out of Flow-rate adjustment and above-mentioned runner, have the valve seat and the valve body that are arranged on valve body inside, convection cell carries out Flow-rate adjustment when separating when valve body and valve seat contact, when closely contacting with valve seat, valve body then cuts off runner, it is characterized in that: be provided with the valve body operating device,, described valve body and valve seat are contacted and separate by coiling to elongated element with ductility.
2, valve as claimed in claim 1 is characterized in that: described valve body operating device has rotating service axis, and the rotation by this service axis realizes the coiling to described elongated element.
3, valve as claimed in claim 2, it is characterized in that: described valve body operating device has first and second elongated elements, one end of this first and second elongated element is separately fixed on first and second predetermined positions on the described service axis external peripheral surface, when being wound onto on the described service axis with one in described first and second elongated elements, wherein another elongated element is then by discharging on the described service axis.
4, as any one described valve in the claim 1~3, it is characterized in that: rotate 90 degree by making described service axis, described valve body and valve seat are contacted and separate.
5, as any one described valve in the claim 1~4, it is characterized in that: described valve body has spherical form.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35050796A JP2890301B2 (en) | 1996-12-27 | 1996-12-27 | valve |
JP350507/96 | 1996-12-27 | ||
JP350507/1996 | 1996-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1186920A CN1186920A (en) | 1998-07-08 |
CN1071437C true CN1071437C (en) | 2001-09-19 |
Family
ID=18410969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97109941A Expired - Fee Related CN1071437C (en) | 1996-12-27 | 1997-02-14 | Valve |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2890301B2 (en) |
CN (1) | CN1071437C (en) |
TW (1) | TW366397B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103292018B (en) * | 2012-02-23 | 2016-05-18 | 武汉世纪水元科技股份有限公司 | Gate steel wire rope automatic load limitation |
CN102840381B (en) * | 2012-08-16 | 2014-09-10 | 上海鸿研物流技术有限公司 | Valve opening-closing device used for compound type medium-sized bulk container and container |
TWI508517B (en) * | 2012-10-18 | 2015-11-11 | Avision Inc | Scannin g apparatus for determining scanning image interfered by static electricity |
JP5724114B1 (en) * | 2014-09-24 | 2015-05-27 | アック東北株式会社 | Multi-function discharge pipe or multi-function valve and pump facility |
CN104566324A (en) * | 2015-02-03 | 2015-04-29 | 张广山 | Steam boiler air valve |
WO2017120886A1 (en) * | 2016-01-15 | 2017-07-20 | 白翼志 | Fluid safety shut-off device |
CN106594336B (en) * | 2017-01-25 | 2018-11-16 | 飞硕液压系统(上海)有限公司 | A kind of unidirectional relief valve |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2206388Y (en) * | 1994-12-26 | 1995-08-30 | 吕学谨 | Rocking valve rod type sealing valve |
JPH101343A (en) * | 1996-06-18 | 1998-01-06 | Nippon Shokubai Co Ltd | Cement additive composition and cement blend |
-
1996
- 1996-12-27 JP JP35050796A patent/JP2890301B2/en not_active Expired - Fee Related
-
1997
- 1997-02-13 TW TW086101619A patent/TW366397B/en not_active IP Right Cessation
- 1997-02-14 CN CN97109941A patent/CN1071437C/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2206388Y (en) * | 1994-12-26 | 1995-08-30 | 吕学谨 | Rocking valve rod type sealing valve |
JPH101343A (en) * | 1996-06-18 | 1998-01-06 | Nippon Shokubai Co Ltd | Cement additive composition and cement blend |
Also Published As
Publication number | Publication date |
---|---|
CN1186920A (en) | 1998-07-08 |
TW366397B (en) | 1999-08-11 |
JPH10184981A (en) | 1998-07-14 |
JP2890301B2 (en) | 1999-05-10 |
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SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
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: 20010919 |