CN210623700U - Quick-connecting one-way valve - Google Patents
Quick-connecting one-way valve Download PDFInfo
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- CN210623700U CN210623700U CN201921538068.XU CN201921538068U CN210623700U CN 210623700 U CN210623700 U CN 210623700U CN 201921538068 U CN201921538068 U CN 201921538068U CN 210623700 U CN210623700 U CN 210623700U
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- valve
- rod
- valve core
- way valve
- valve rod
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Abstract
The utility model discloses a quick-connecting one-way valve, which comprises a one-way valve seat, a valve rod accommodated in the one-way valve seat and a valve core accommodated in the one-way valve seat and connected or separated from the valve rod, wherein the one-way valve seat is provided with a large end part and a small end part which are integrally formed and hollow inside, and the valve rod and the valve core are accommodated in the inner cavity of the one-way valve seat; the valve rod is accommodated in an inner cavity of a small end part contained in the one-way valve seat, and the top end of the valve rod is connected with the valve core through a spring; the valve core is accommodated in an inner cavity of a large end part contained in the one-way valve seat, and the valve core is connected with or separated from the valve rod through the guide locking assembly. The utility model discloses compact structure is small and exquisite, realizes quick assembly disassembly through direction locking Assembly between case and the valve rod, and the case assembles under the direction of the guide arm that the valve rod contains to catch through the case contains locks fixedly, simple to operate is difficult to appear jamming problem, and moreover whole structure can realize used repeatedly, convenient and practical, with low costs through decomposing, resetting after-assembling.
Description
Technical Field
The utility model relates to a water pump technical field especially relates to a connect formula check valve soon.
Background
The garden water pump is the landscape water pump, and the check valve among the garden water pump of prior art relies on mostly to set up the draw-in groove on the case, blocks into the gasket through the draw-in groove and so that restricts the elastic deformation of spring, realizes the function of check valve normal close. The method is not only difficult to realize in installation and easy to have the problem of clamping stagnation, but also can not realize repeated use.
In order to overcome not enough and the defect among the background art, the utility model provides a connect formula check valve soon, this check valve embeds sealing washer, direction locking Assembly and spring, and simple to operate is quick, and locking reliability is high, and the accessible decomposes, realizes used repeatedly after the assembly that resets.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a connect formula check valve soon, the mode through quick assembly disassembly between valve rod and the case makes the assembly between case and the valve rod simple and convenient more quick and be difficult to the phenomenon that the jamming appears, has solved current check valve installation on the market shortcoming such as difficult, the easy jamming that appears, can not used repeatedly.
The utility model discloses a realize through following technical scheme:
a quick-connect check valve comprises a check valve seat, a valve rod contained in the check valve seat and a valve core contained in the check valve seat and connected or separated with the valve rod, wherein:
the one-way valve seat is provided with a large end part and a small end part which are integrally formed and hollow inside, and a valve rod and a valve core are accommodated in an inner cavity of the one-way valve seat;
the valve rod is accommodated in an inner cavity of a small end part contained in the one-way valve seat, and the top end of the valve rod is connected with the valve core through a spring;
the valve core is accommodated in an inner cavity of a large end part contained in the one-way valve seat, and the valve core is connected with or separated from the valve rod through the guide locking assembly.
Furthermore, the guide locking assembly comprises a valve rod guide structure and a valve core locking structure, and the valve core and the valve rod are connected or separated through the mutual matching of the valve core locking structure and the valve rod guide structure.
Furthermore, the valve rod guide structure comprises a guide rod arranged on the valve rod, a plurality of protrusions are longitudinally arranged on the end face of the outer edge of the guide rod, and the top end of the guide rod is provided with a fork to form two guide rod split bodies.
Furthermore, the outer sides of the two guide rod split bodies are respectively provided with a guide rod clamping hook used for clamping on the valve core.
Further, the valve rod further comprises a flange with a clamping groove, the clamping groove of the flange is matched with the salient points on the inner side wall of the one-way valve seat, and a connecting seat formed by integrally forming 4L-shaped plates is arranged on the other side, opposite to the guide rod, of the flange.
Further, the valve core locking structure comprises a locking ring arranged on the valve core, the locking ring comprises a plurality of locking ring split bodies integrally formed on the end face of the outer edge of the valve core, and the top end of each single locking ring split body is provided with a locking ring clamping hook used for clamping on the one-way valve seat.
Furthermore, the other end of the single lock ring split body, which is opposite to the lock ring clamping hook, is provided with an arc surface.
Further, the valve core also comprises a valve core body with a locking ring and a boss which is formed integrally with the valve core body and is used for installing a spring.
Further, a sealing ring is arranged between the valve rod and the one-way valve seat.
The utility model has the advantages that: the utility model discloses compact structure is small and exquisite, realizes quick assembly disassembly through direction locking Assembly between case and the valve rod, and the case assembles under the direction of the guide arm that the valve rod contains to catch through the case contains locks fixedly, simple to operate is difficult to appear jamming problem, and moreover whole structure can realize used repeatedly, convenient and practical, with low costs through decomposing, resetting after-assembling.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic cross-sectional view taken along line a-a of fig. 3.
Fig. 5 is an isometric exploded view of the present invention.
Fig. 6 is a schematic structural view of the one-way valve seat of the present invention.
Fig. 7 is a schematic structural diagram of the valve rod of the present invention.
Fig. 8 is a front view of fig. 7.
Fig. 9 is a right side view of fig. 7.
Fig. 10 is a schematic structural diagram of the valve cartridge of the present invention.
Fig. 11 is a front view of fig. 10.
Fig. 12 is a top view of fig. 10.
Wherein:
1. a one-way valve seat;
11. a large end portion;
12. a small end portion;
13. salient points;
2. a valve stem;
21. a valve stem guide structure;
211. a guide bar;
212. the guide rod is split;
213. a protrusion;
214. the guide rod is clamped with a hook;
22. a flange;
221. a card slot;
23. a connecting seat;
231. an L-shaped plate;
3. a valve core;
31. a valve core locking structure;
311. a locking ring;
312. the lock ring is split;
313. a locking ring is clamped and hooked;
32. a valve core body;
33. a boss;
4. a spring;
5. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 to 12, the quick-connect check valve includes a check valve seat 1, a valve stem 2 accommodated in the check valve seat 1, and a valve element 3 accommodated in the check valve seat 1 and connected to or separated from the valve stem 2.
In the embodiment, the one-way valve seat 1 has a large end portion 11 and a small end portion 12 which are integrally formed and hollow inside, and the specific structure is as shown in fig. 6, a valve rod 2 and a valve core 3 are accommodated in an inner cavity of the one-way valve seat 1, and a sealing ring 5 is installed between the valve rod 2 and the one-way valve seat 1;
more specifically, as shown in fig. 4 and 5, the valve rod 2 is accommodated in an inner cavity of a small end portion 12 included in the check valve seat 1, and the top end of the valve rod 2 is connected with the valve core 3 through the spring 4; the valve core 3 is accommodated in an inner cavity of a large end part 11 contained in the one-way valve seat 1, the valve core 3 is connected or separated with the valve rod 2 through a guide locking assembly, the guide locking assembly comprises a valve rod guide structure 21 and a valve core locking structure 31, and the valve core 3 and the valve rod 2 are connected or separated through the mutual matching of the valve core locking structure 31 and the valve rod guide structure 21;
in this embodiment, as shown in fig. 7 to 9, the valve rod guide structure 21 includes a guide rod 211 disposed on the valve rod 2, a plurality of protrusions 213 are longitudinally disposed on an outer edge end surface of the guide rod 211, the spring 4 is sleeved on the outer edge end surface of the guide rod 211 having the protrusions 213, a top end of the guide rod 211 is bifurcated to form two guide rod split bodies 212, guide rod hooks 214 for being locked on the valve core 3 are disposed on outer sides of the two guide rod split bodies 212, and when the valve rod 2 and the valve core 3 are in a connection state, the guide rod hooks 214 on the two guide rod split bodies 212 are locked on the valve core 3 for fixing;
in addition, the valve rod 2 further comprises a flange 22 with a clamping groove 221, the clamping groove 221 of the flange 22 is matched with the salient point 13 on the inner side wall of the one-way valve seat 1, the other side, opposite to the guide rod 211, of the flange 22 is provided with a connecting seat 23 integrally formed by 4L-shaped plates 231, the valve rod 2 is installed in the inner cavity of the one-way valve seat 1, the salient point 13 on the inner side wall of the one-way valve seat 1 is buckled into the clamping groove 221 on the flange 22 of the valve rod 2 to be fixed, and in addition, the 4L-shaped plates 231 contained in the connecting seat 23;
in the present embodiment, as shown in fig. 10 to 12, the valve core locking structure 31 includes a locking ring 311 disposed on the valve core 3, the locking ring 311 includes a plurality of locking ring split bodies 312 integrally formed on the end surface of the outer edge of the valve core 3, and the top end of a single locking ring split body 312 has a locking ring hook 313 for being clamped on the check valve seat 1, when the valve rod 2 and the valve core 3 are in a connected state, the locking ring hooks 313 on the plurality of locking ring split bodies 312 are clamped on the check valve seat 1, the two ends of the valve core 3 are respectively limited by the locking ring 311 and the spring 4, and the other end of the single locking ring split body 312 opposite to the locking ring hook 313 is configured as an arc surface;
the number of the lock ring split bodies 312 included in the lock ring 311 is preferably 3, 3 lock ring split bodies 312 are arranged at equal intervals, and are clamped on the one-way valve seat 1 from three points, although only 3 lock ring split bodies 312 are shown in the drawing, the number of the lock ring split bodies 312 is not limited to this, and for example, 2 lock ring split bodies 312, 4 lock ring split bodies 312, or even more lock ring split bodies 312 may be adopted without considering the clamping effect and the cost.
In addition, the spool 3 further includes a spool body 32 having a lock ring 311, and a boss 33 formed integrally with the spool body 32 and to which the spring 4 is attached, and the spring 4 is fitted over the boss 33 of the spool 3.
In this embodiment, as shown in fig. 4, a spring 4 is disposed between the valve core 3 and the valve rod 2, one end of the spring 4 is sleeved on the guide rod 211 of the valve rod 2, and the other end of the spring 4 is sleeved on the boss 33 of the valve core 3, so as to ensure the rebound of the check valve.
When the valve rod 2 and the valve core 3 need to be installed, the spring 4 is sleeved on the guide rod 211 of the valve rod 2, the boss 33 of the valve core 3 is sleeved on the guide rod 211 of the valve rod 2 from top to bottom, the valve core 3 moves downwards under the guidance of the guide rod 211 until the guide rod clamping hook 214 at the top end of the guide rod 211 is clamped on the valve core body 32, the other end of the spring 4 is sleeved on the boss 33 of the valve core 3 at the moment, the valve rod 2 is connected with the valve core 3 in a forming mode, the valve rod 2 and the valve core 3 are integrally placed downwards from the large end portion 11 of the one-way valve seat 1 until the convex points 13 on the inner side wall of the one-way valve seat 1 are buckled into the clamping grooves 221 on the flange 22 of the valve.
When the valve rod 2 and the valve core 3 need to be disassembled, an external force is applied to the valve rod 2, when the external force is larger than the clamping force, the valve rod 2 and the valve core 3 are integrally separated from the one-way valve seat 1, then the 2 guide rod split bodies 211 are forcibly close to the guide rod clamping hooks 214 enabling the guide rod split bodies 211 to be separated from the valve core body 32, and the valve core 3312 is pulled out from the bottom to the top.
The utility model has the advantages that: the utility model discloses compact structure is small and exquisite, realizes quick assembly disassembly through direction locking Assembly between case and the valve rod, and the case assembles under the direction of the guide arm that the valve rod contains to catch through the case contains locks fixedly, simple to operate is difficult to appear jamming problem, and moreover whole structure can realize used repeatedly, convenient and practical, with low costs through decomposing, resetting after-assembling.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a connect formula check valve soon which characterized in that: the valve comprises a one-way valve seat, a valve rod accommodated in the one-way valve seat and a valve core accommodated in the one-way valve seat and connected or separated with the valve rod, wherein:
the one-way valve seat is provided with a large end part and a small end part which are integrally formed and hollow inside, and a valve rod and a valve core are accommodated in an inner cavity of the one-way valve seat;
the valve rod is accommodated in an inner cavity of a small end part contained in the one-way valve seat, and the top end of the valve rod is connected with the valve core through a spring;
the valve core is accommodated in an inner cavity of a large end part contained in the one-way valve seat, and the valve core is connected with or separated from the valve rod through the guide locking assembly.
2. A quick connect check valve as defined in claim 1, wherein: the guiding locking assembly comprises a valve rod guiding structure and a valve core locking structure, and the valve core and the valve rod are connected or separated through the mutual matching of the valve core locking structure and the valve rod guiding structure.
3. A quick connect check valve as defined in claim 2, wherein: the valve rod guide structure comprises a guide rod arranged on the valve rod, a plurality of protrusions are longitudinally arranged on the end face of the outer edge of the guide rod, and the top end of the guide rod is provided with a fork to form two guide rod split bodies.
4. A quick connect check valve as defined in claim 3, wherein: the outer sides of the two guide rod split bodies are respectively provided with a guide rod clamping hook used for clamping on the valve core.
5. A quick connect check valve as defined in claim 3, wherein: the valve rod further comprises a flange with a clamping groove, the clamping groove of the flange is matched with the salient points on the inner side wall of the one-way valve seat, and a connecting seat formed by integrally forming 4L-shaped plates is arranged on the other side, opposite to the guide rod, of the flange.
6. A quick connect check valve as defined in claim 2, wherein: the valve core locking structure comprises a locking ring arranged on the valve core, the locking ring comprises a plurality of locking ring split bodies integrally formed on the end face of the outer edge of the valve core, and the top end of each single locking ring split body is provided with a locking ring clamping hook used for clamping on the one-way valve seat.
7. A quick connect check valve as defined in claim 6, wherein: the other end of the single lock ring split body, which is opposite to the lock ring clamping hook, is provided with an arc surface.
8. A quick connect check valve as defined in claim 6, wherein: the valve core also comprises a valve core body with a locking ring and a boss which is integrally formed with the valve core body and is used for installing a spring.
9. A quick connect check valve as defined in claim 1, wherein: and a sealing ring is arranged between the valve rod and the one-way valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921538068.XU CN210623700U (en) | 2019-09-17 | 2019-09-17 | Quick-connecting one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921538068.XU CN210623700U (en) | 2019-09-17 | 2019-09-17 | Quick-connecting one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623700U true CN210623700U (en) | 2020-05-26 |
Family
ID=70762298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921538068.XU Active CN210623700U (en) | 2019-09-17 | 2019-09-17 | Quick-connecting one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210623700U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529636A (en) * | 2019-09-17 | 2019-12-03 | 苏州沃达园林机械有限公司 | A kind of fast-connecting type check valve |
| CN115468002A (en) * | 2022-08-23 | 2022-12-13 | 宁波一机阀门制造有限公司 | Suspension double-seat metal hard-sealing check valve without shaft and sleeve |
-
2019
- 2019-09-17 CN CN201921538068.XU patent/CN210623700U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529636A (en) * | 2019-09-17 | 2019-12-03 | 苏州沃达园林机械有限公司 | A kind of fast-connecting type check valve |
| CN115468002A (en) * | 2022-08-23 | 2022-12-13 | 宁波一机阀门制造有限公司 | Suspension double-seat metal hard-sealing check valve without shaft and sleeve |
| CN115468002B (en) * | 2022-08-23 | 2023-03-31 | 宁波一机阀门制造有限公司 | Suspension double-seat metal hard-sealing check valve without shaft and sleeve |
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| GR01 | Patent grant |