CN203963143U - A kind of cone shaped one-way valve - Google Patents
A kind of cone shaped one-way valve Download PDFInfo
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- CN203963143U CN203963143U CN201420386725.4U CN201420386725U CN203963143U CN 203963143 U CN203963143 U CN 203963143U CN 201420386725 U CN201420386725 U CN 201420386725U CN 203963143 U CN203963143 U CN 203963143U
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Abstract
The utility model relates to fluid control device field, relate in particular to a kind of cone shaped one-way valve, be used for controlling flow direction, have simple in structurely, be convenient to install, dismounting, cleaning, the advantages such as reverse obturation effect is good, comprise valve body, be arranged on the base of inside cavity of valve body and the valve rod that is positioned at base inside cavity, base inside cavity is provided with valve stem spacing portion, valve stem spacing portion inside is provided with valve stem spacing chamber, and base is conical surface near the cavity inner wall of cavity outlet end; One end of valve rod is provided with sealed department, and sealed department is frustoconic shape, and its side and base match near the conical surface of the cavity inner wall of cavity outlet end, and the other end of valve rod is provided with draw-in groove; In draw-in groove, be provided with back-up ring, at the end face of valve stem spacing portion and the valve rod outer cover between back-up ring, spring is housed, a kind of cone shaped one-way valve that the utility model provides has simple and reasonable for structure, and valve body liquid outlet can be not blocked, be convenient to install, dismantle, clear up the advantage that obturation effect is good.
Description
Technical field
A kind of cone shaped one-way valve of the advantages such as the utility model relates to fluid control device field, relates in particular to for controlling flow direction, has simple in structurely, is convenient to install, dismounting, cleaning, and oppositely obturation effect is good.
Background technique
Existing one-way valve is used in some special devices or particular surroundings, during as mixed reactor for A, two kinds of different liquids of B, because A, two kinds of liquid of B exist with liquid state before mixing always, can not become solid-state, but enter mixer with opposite direction, after mutually merging, will carry out fast chemical reaction, thereby become thickness liquid state, and then become solid-state, can stop up the connection part of one-way valve and mixing arrangement, cause the liquid in one-way valve cannot smooth and easy outflow from one-way valve liquid outlet, affect grouting pump and normally work; And existing ball core one-way valve is due to structure problem, in mixing arrangement, mixed liquid can enter into the inside cavity of one-way valve, cause one-way valve cavity to stop up, and then affect the work of grouting pump, and existing one-way valve is after the cavity of its liquid outlet end is blocked, spool in valve body is very not quick detachable, cleaning, after being used, grouting pump needs to clean one-way valve, need to pay more time and cost of labor, more serious situation is that one-way valve is blocked and cannot dismantle, clear up, can only change one-way valve, thereby increase the user cost of grouting pump.
Summary of the invention
The purpose of this utility model is used under some special devices or particular surroundings in order to solve existing one-way valve exactly, during as mixed reactor for A, two kinds of different liquids of B, the cavity of the valve body liquid outlet existing easily stops up, one-way valve is not quick detachable, the problem of cleaning, and provide a kind of simple and reasonable for structure, valve body liquid outlet can be not blocked, is convenient to install, dismantles, clears up the cone shaped one-way valve that obturation effect is good.
The technical solution adopted in the utility model is:
A kind of cone shaped one-way valve, comprise that there is the valve body of circular cylindrical cavity inside, be arranged on the base of inside cavity of valve body and the valve rod that is positioned at base inside cavity, described circular cylindrical cavity connects the two ends of whole valve body, the cavity of described base comprises entrance point and outlet end, base inside cavity is provided with valve stem spacing portion near the position of entrance point, valve stem spacing portion is cylindric, its outer diameter is less than the inner diameter of base cavity, valve stem spacing portion inside is provided with valve stem spacing chamber, valve stem spacing portion is positioned at the inner outer wall of one end of base and the inwall junction surface of base cavity is provided with through hole, the cavity of the inner junction surface of base both sides is connected, base is conical surface near the cavity inner wall of cavity outlet end, one end of described valve rod is provided with sealed department, and sealed department is frustoconic shape, and its side and base match near the conical surface of the cavity inner wall of cavity outlet end, and the other end of valve rod is provided with draw-in groove, described valve rod is positioned at base exterior with one end of draw-in groove through after base inner valve stem limited part, in described draw-in groove, is provided with back-up ring, at the end face of valve stem spacing portion and the valve rod outer cover between back-up ring, spring is housed, and spring is in pressured state.
Described base is positioned at the cavity arranged outside limited location jut of outlet end, and described restriction protrusion portion is ring structure, and its outer diameter is greater than the inner diameter of valve body cavity; The end face towards base outlet end lateral direction of described restriction protrusion portion is provided with toroidal cavity.
The outside of described base is cylindrical, and the outside end face diameter of base is consistent with the end face diameter of valve inner circular cylindrical cavity.
The end face central position of the close base entrance point of described valve stem spacing portion is provided with circular groove, and the end face diameter of described circular groove is identical with the outer diameter of spring.
On described valve body, the valve body of one end contrary with mounting base place end outside is gone out and can coordinate ferrule structure with ferrule fitting by turning.
The beneficial effects of the utility model are:
1, a kind of cone shaped one-way valve that the utility model provides, its base is conical surface near the cavity inner wall of cavity outlet end, one end of valve rod is provided with sealed department, sealed department is frustoconic shape, the side of sealed department and base match near the conical surface of the cavity inner wall of cavity outlet end, make to there is larger sealing surface between sealed department and the base cavity inner wall near cavity outlet end, guarantee that cone shaped one-way valve has good seal; And because the side of sealed department and the base conical surface near the cavity inner wall of cavity outlet end matches, make the outside end face of sealed department on valve rod concordant with the end face of base cavity outlet end, it is the position that the cavity at valve body liquid outlet place does not have to retain mixing material, the outlet end that fundamentally solves one-way valve is blocked problem easily, and on valve rod, the end face of the outside end face of sealed department and base cavity outlet end is in same plane, guarantee that mixing material flows in mixing arrangement smooth and easy, can not accumulate residual mixing material, be convenient to clean;
2, base is positioned at the cavity arranged outside limited location jut of outlet end, and the outside of base is cylindrical, the outside end face diameter of base is consistent with the end face diameter of valve inner circular cylindrical cavity, make base when tightly fitting in valve body chamber, the end of its outlet end can not be embedded into the inside cavity of valve body completely, be convenient to installation or removal base, and then be convenient to clean the inside cavity space of valve body;
3, the end face central position of the close base entrance point of valve stem spacing portion is provided with circular groove, spring can be positioned to circular groove near one end of base entrance point, the angle generation deviation that makes spring can not cause acting on the power on valve rod due to the skew of its end in the process resetting affects the reset speed of valve body;
4, on valve body, the valve body of one end contrary with mounting base place end outside is gone out and can coordinate ferrule structure with ferrule fitting by turning, and one-way valve overall structure is simplified, and is convenient to installation, dismounting with external pipeline.
In a word, a kind of cone shaped one-way valve that the utility model provides has simple and reasonable for structure, and valve body liquid outlet can be not blocked, is convenient to install, dismantles, clears up the advantage that obturation effect is good.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of cone shaped one-way valve of providing of the utility model.
In figure: 1, valve body; 2, base; 3, valve rod; 4, back-up ring; 5, spring; 21, valve stem spacing portion; 22, restriction protrusion portion; 23, toroidal cavity; 24, circular groove; 31, sealed department.
Embodiment
Core of the present utility model is to provide a kind of cone shaped one-way valve.
Below in conjunction with accompanying drawing, content of the present utility model is described further:
A kind of cone shaped one-way valve, as shown in Figure 1, comprise valve body 1, the inside of valve body 1 is provided with circular cylindrical cavity, circular cylindrical cavity connects the two ends of whole valve body 1, inside cavity at valve body 1 is provided with base 2, the outside of base 2 is cylindrical, the outside end face diameter of base 2 is consistent with the end face diameter of valve body 1 interior cylindrical cavity, between base 2 outer surfaces and the cavity of valve body 1, closely cooperate, base 2 is positioned at the cavity arranged outside limited location jut 22 of outlet end, restriction protrusion portion 22 is ring structure, its outer diameter is greater than the inner diameter of valve body 1 cavity, during installation, the end face of the outlet end of valve body 1 withstands restriction protrusion portion 22, the end face towards base 2 outlet end lateral direction of restriction protrusion portion 22 is provided with toroidal cavity 23, when cone shaped one-way valve is installed and used, toroidal cavity 23 inside are for placing seal ring, the inside of base 2 is a cavity that connects two ends, the cavity of base 2 comprises entrance point and outlet end, base 2 inside cavity are provided with valve stem spacing portion 21 near the position of entrance point, valve stem spacing portion 21 is cylindric, its outer diameter is less than the inner diameter of base 2 cavitys, valve stem spacing portion 21 inside are provided with valve stem spacing chamber, valve stem spacing portion 21 is positioned at the outer wall of base 2 inner one end and the inwall junction surface of base 2 cavitys is provided with through hole, make the cavity of the inner junction surface of base 2 both sides keep connecting, base 2 is conical surface near the cavity inner wall of cavity outlet end, in valve stem spacing chamber in described valve stem spacing portion 21, be provided with valve rod 3, one end of valve rod 3 is provided with sealed department 31, sealed department 31 is frustoconic shape, its side and base 2 match near the conical surface of the cavity inner wall of cavity outlet end, being the side of sealed department 31 and base 2 can fit tightly near the conical surface of the cavity inner wall of cavity outlet end, and on valve rod 3, the end face of the outside end face of sealed department 31 and base 2 cavity outlet ends is positioned in same plane when the two fits tightly, the other end of valve rod 3 is provided with draw-in groove, valve rod 3 is positioned at base 2 outsides with one end of draw-in groove through after base 2 inner valve stem limited parts 21, now in draw-in groove, be provided with back-up ring 4, and at the end face of valve stem spacing portion 21 and valve rod 3 outer cover between back-up ring 4, spring 5 is housed, spring 5 is in pressured state, end face central position at close base 2 entrance points of valve stem spacing portion 21 is provided with circular groove 24, the end face diameter of circular groove 24 is identical with the outer diameter of spring 5, spring 5 can be limited in circular groove 24 near one end of base entrance point, and on valve body 1, valve body 1 outside of one end contrary with mounting base 2 place ends is gone out and can coordinate ferrule structure with ferrule fitting by turning.
During concrete use, gas or liquid with certain pressure can enter into from the entrance point that is provided with ferrule structure of valve body 1 inside cavity of valve body 1, and the cavity of two end faces of perforation by base 2 inside by pressure conduction the side to sealed department 21 on valve rod 3, promoting the direction of valve rod 3 along base 2 entrance points to outlet end moves, while Compress Spring 5, now with the gas of certain pressure or liquid, between the side of sealed department 31 and the conical surface of base 2 near the cavity inner wall of cavity outlet end, be discharged to one-way valve outside, when the inlet end of valve body 1 does not have gas or liquid to enter, or the gas entering or the underpressure of liquid are so that spring 5 while keeping deformation, spring 5 band ovable valve stems 3 reset, gas in cone shaped one-way valve or liquid can not discharged, in addition, in gas or the liquid in one-way valve outlet end outside, its pressure-acting, in the exterior edge face of sealed department 31, compresses the side of sealed department 31 and base 2 between the conical surface near the cavity inner wall of cavity outlet end, makes gas or the liquid can reverse circulated.
By above embodiment, can be found out, a kind of cone shaped one-way valve that the utility model provides has simple and reasonable for structure, and valve body liquid outlet can be not blocked, is convenient to install, dismantles, clears up the advantage that obturation effect is good.
Claims (5)
1. a cone shaped one-way valve, comprise that there is the valve body (1) of circular cylindrical cavity inside, be arranged on the base (2) of inside cavity of valve body (1) and the valve rod (3) that is positioned at base (2) inside cavity, described circular cylindrical cavity connects the two ends of whole valve body (1), it is characterized in that:
The cavity of described base (2) comprises entrance point and outlet end, base (2) inside cavity is provided with valve stem spacing portion (21) near the position of entrance point, valve stem spacing portion (21) is cylindric, its outer diameter is less than the inner diameter of base (2) cavity, valve stem spacing portion (21) inside is provided with valve stem spacing chamber, valve stem spacing portion (21) is positioned at the outer wall of the inner one end of base (2) and the inwall junction surface of base (2) cavity is provided with through hole, the cavity of the inner junction surface of base (2) both sides is connected, base (2) is conical surface near the cavity inner wall of cavity outlet end,
One end of described valve rod (3) is provided with sealed department (31), and sealed department (31) is frustoconic shape, and its side and base (2) match near the conical surface of the cavity inner wall of cavity outlet end, and the other end of valve rod (3) is provided with draw-in groove;
Described valve rod (3) is positioned at base (2) outside with one end of draw-in groove through after base (2) inner valve stem limited part (21), in described draw-in groove, be provided with back-up ring (4), at the end face of valve stem spacing portion (21) and valve rod (3) outer cover between back-up ring (4), spring (5) is housed, and spring (5) is in pressured state.
2. cone shaped one-way valve according to claim 1, it is characterized in that: described base (2) is positioned at the cavity arranged outside limited location jut (22) of outlet end, described restriction protrusion portion (22) is ring structure, and its outer diameter is greater than the inner diameter of valve body (1) cavity; The end face towards base outlet end lateral direction of described restriction protrusion portion (22) is provided with toroidal cavity (23).
3. cone shaped one-way valve according to claim 1, is characterized in that: the outside of described base (2) is cylindrical, and the outside end face diameter of base (2) is consistent with the end face diameter of valve body (1) interior cylindrical cavity.
4. cone shaped one-way valve according to claim 1, it is characterized in that: the end face central position of close base (2) entrance point of described valve stem spacing portion (21) is provided with circular groove (24), and the end face diameter of described circular groove (24) is identical with the outer diameter of spring (5).
5. cone shaped one-way valve according to claim 1, is characterized in that: valve body (1) outside of the upper one end contrary with mounting base (2) place end of described valve body (1) is gone out and can coordinate ferrule structure with ferrule fitting by turning.
Priority Applications (1)
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CN201420386725.4U CN203963143U (en) | 2014-07-14 | 2014-07-14 | A kind of cone shaped one-way valve |
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CN201420386725.4U CN203963143U (en) | 2014-07-14 | 2014-07-14 | A kind of cone shaped one-way valve |
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CN201420386725.4U Expired - Fee Related CN203963143U (en) | 2014-07-14 | 2014-07-14 | A kind of cone shaped one-way valve |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109094204A (en) * | 2018-09-04 | 2018-12-28 | 广东汇益纺织有限公司 | A kind of high-precision ink discharge device |
CN109441430A (en) * | 2018-12-05 | 2019-03-08 | 西安石油大学 | A kind of device for the cooling electronic device in logging tool |
CN112178218A (en) * | 2020-10-26 | 2021-01-05 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
CN114307815A (en) * | 2021-12-24 | 2022-04-12 | 安徽松羽工程技术设备有限公司 | Novel special aseptic sprayer of agitator |
-
2014
- 2014-07-14 CN CN201420386725.4U patent/CN203963143U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109094204A (en) * | 2018-09-04 | 2018-12-28 | 广东汇益纺织有限公司 | A kind of high-precision ink discharge device |
CN109441430A (en) * | 2018-12-05 | 2019-03-08 | 西安石油大学 | A kind of device for the cooling electronic device in logging tool |
CN112178218A (en) * | 2020-10-26 | 2021-01-05 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
CN112178218B (en) * | 2020-10-26 | 2022-07-12 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
CN114307815A (en) * | 2021-12-24 | 2022-04-12 | 安徽松羽工程技术设备有限公司 | Novel special aseptic sprayer of agitator |
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Legal Events
Date | Code | Title | Description |
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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: 20141126 Termination date: 20160714 |
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CF01 | Termination of patent right due to non-payment of annual fee |