CN205064939U - One -way valve - Google Patents
One -way valve Download PDFInfo
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- CN205064939U CN205064939U CN201520737294.6U CN201520737294U CN205064939U CN 205064939 U CN205064939 U CN 205064939U CN 201520737294 U CN201520737294 U CN 201520737294U CN 205064939 U CN205064939 U CN 205064939U
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- valve
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- gap
- way valve
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Abstract
The utility model discloses an one -way valve belongs to one -way valve technical field, has solved the technical problem that the processing of current one -way valve is complicated, the noise is big, the utility model discloses an one -way valve, including valve body, valve gap and case, valve cover connection is in on the valve body, be equipped with in the valve body valve pocket and with the valve port of valve pocket intercommunication, the case in the valve pocket axial displacement in order to open and close the valve port, be equipped with spacing portion on the valve gap, spacing portion is in it is spacing that valve port in -process circumference is opened to the case the case. The embodiment of the utility model provides a be applied to on the air conditioner.
Description
Technical field
The utility model relates to a kind of one-way valve, belongs to one-way valve technical field.
Background technique
One-way valve is that a kind of fluid that makes only suppresses the valve flowed round about to the flowing of direction, and this one-way valve is arranged on the pipe arrangement etc. of oil hydraulic circuit or cooling cycle system, to be used for the adverse current of anti-fluid.This one-way valve comprises the spool being inserted in valve inner, and when refrigerant generation reverse flow, spool blocks passage to prevent refrigerant generation reverse flow.
But because the compressor of current air conditioner mostly is eddy type, the refrigerant of discharge has panting, inner elements of check valve can not accomplish complete dynamic balancing owing to producing and installing the impact of perpendicularity in valve body.Under the impact of compressor panting refrigerant, the spool of one-way valve often rotates and rubs with valve interior wall, and then generation abnormal sound, frequency due to this noise is lower and be regular sound of movement, and people's ear has very high resolution, so easily cause user's mood irritated and the health of harm user.
In prior art, usually on valve interior wall, be provided with the projection or resistance turntable that limit Spool rotating, because the valve body of one-way valve is less, therefore the technique on valve interior wall when processing projection or resistance turntable is comparatively complicated, make troubles to production, in addition, the intensity of the inwall of valve body also can be affected due to projection or the setting hindering turntable.
Model utility content
Problem to be solved in the utility model is just to provide a kind of one-way valve, has the advantages that processing is simple, reduce noise.
A kind of one-way valve, comprise valve body, valve gap and spool, described valve gap is connected on described valve body, the valve port being provided with valve pocket in described valve body and being communicated with described valve pocket, described spool moves axially to open and close described valve port in valve pocket, described valve gap is provided with limited part, and described limited part is the spacing described spool of circumference in described spool open valve makes a slip of the tongue journey.
One-way valve in the utility model comprises valve body, valve gap and spool, valve gap is connected on valve body, valve pocket and valve port is provided with in valve body, valve port is connected with valve pocket, spool moves axially to open and close valve port in valve pocket, when refrigerant enters one-way valve, because compressor is eddy type, the refrigerant of therefore discharging has panting, spool rotates under refrigerant vortex, in rotation process, spool and valve interior wall occur to rub and collide, and then generation noise, valve gap in the utility model is provided with limited part, the rotation of limited part circumferential spacing spool in the process of spool opening and closing valve port, the slewing area of spool is restricted, the frictional impact between spool and valve interior wall is reduced with this, thus reduction operating noise, in addition, although disclosed a kind of one-way valve limiting Spool rotating in prior art, but because this one-way valve is one-body molded and volume is little, in addition the projection or the resistance turntable that limit Spool rotating angle are arranged on valve interior wall, therefore on valve pocket inwall, processing technique that is protruding or resistance turntable is comparatively complicated, cause processing inconvenience, also can affect to the intensity of the inwall of valve body simultaneously, and valve gap of the present utility model and valve body divide body formed, limited part is arranged on valve gap, therefore the processing of limited part is more simple and convenient, the inner wall strength of valve body also can not be affected, extend the working life of valve body.
First specific embodiments: the wing plate that described spool comprises core body and extended to form by core body side, described limited part is by limiting the rotation of wing plate with the spacing spool of circumference.Design like this, wing plate can play leading role to spool moving axially in valve pocket, and limited part limits the rotation of spool by the rotation of the spacing wing plate of circumference, to reduce the frictional impact of spool and valve interior wall, reduces noise.
Second specific embodiments: described limited part comprise be arranged on valve gap and to spool direction extend position-limited lever, described position-limited lever and wing plate offset with the spacing spool of circumference.Design like this, structure is simpler.
3rd specific embodiments: described valve gap and described position-limited lever one-body molded.Design like this, can ensure the clean clean of the entirety of product.
4th specific embodiments: be provided with gap outside described position-limited lever and between described valve interior wall.Design like this, can protect the intensity of valve interior wall.
5th specific embodiments: described limited part is included in the groove that valve gap is arranged on spool side, described groove and wing plate matching ends.Design like this, when one-way valve is in full-gear, wing plate end embeds in groove, and groove limits the rotation of spool by the rotation limiting wing plate and radial direction is rocked, and avoids spool and valve interior wall to produce frictional impact, reduction noise.
6th specific embodiments: described spool is plastic poppet.Design like this, can reduce manufacture cost, improves impact resistance and intensity, reduces noise.
7th specific embodiments: described one-way valve also comprises influent stream pipe and outflow tube, described outflow tube is connected with described valve gap high frequency welding, and described influent stream pipe is connected with described valve body high frequency welding.Design like this, can ensure the structural strength that influent stream pipe is connected with valve body and the structural strength that outflow tube is connected with valve body, can ensure again the sealability of joint.
8th specific embodiments: described valve gap riveting is on described valve body, and described valve gap and described valve body are welded to connect.Design like this, can ensure the sealability of valve pocket, improves the join strength of valve gap and valve body.
These features of the present utility model and advantage will embodiment below, exposure detailed in accompanying drawing.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the structural representation of closed check valve state in the utility model embodiment one;
Fig. 2 is the stereogram of spool in the utility model embodiment;
Fig. 3 is the stereogram of valve gap in the utility model embodiment one;
Fig. 4 is the structural representation of one-way valve opening state in the utility model embodiment one;
Fig. 5 is the stereogram of valve gap in the utility model embodiment two;
Fig. 6 is the structural representation of one-way valve opening state in the utility model embodiment two.
Embodiment
The technological scheme of accompanying drawing to the utility model embodiment below in conjunction with the utility model embodiment is explained and illustrated, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in mode of execution, those skilled in the art under the prerequisite not making creative work obtain other embodiments, all belong to protection domain of the present utility model.
Embodiment one:
As shown in Figure 1, one-way valve in the present embodiment comprises valve body 1, spool 2, valve gap 3, influent stream pipe 4 and outflow tube 5, valve pocket 11 and valve port 12 is provided with in valve body 1, valve port 12 is connected with valve pocket 11, valve gap 3 riveting is at the right-hand member of valve body 1, described riveting refer to utilize stamping press equipment and special connecting mold by one moment strong high pressure course of working, according to the cold-pressing deformation of the material of valve gap 3 own, form a unstressed concentrated inside with certain tension and shearing strength and inlay annulus, valve gap 3 is made to be embedded in valve body 1, riveting technique can make valve gap 3 embed completely in valve body 1, and make the surface contacted with each other keep the state coordinated completely, thereby increase the sealability of valve pocket 11, embed after in valve body 1 at valve gap 3, the right-hand member of valve gap 3 and the right-hand member of valve body 1 are by being welded to connect, can further improve the join strength of valve gap 3 and valve body 1.
Influent stream pipe 4 is connected by high frequency welding with the left end of valve body 1, outflow tube 5 is connected with valve gap 3 high frequency welding, high frequency welding in the present embodiment refers to the Skin effect and neighborhood effect that utilize high frequency current to produce, by the new welding process that two metallic material docking are got up, high frequency welding makes the structure and properties of weld very excellent, both can ensure the structural strength that influent stream pipe 4 is connected with valve body 1 and the structural strength that outflow tube 5 is connected with valve gap 3, the sealability of weld can have been ensured again.
As Figure 2-3,3 wing plates 22 that spool 2 comprises core body 21 and extended to form by core body 21 side, 3 wing plate 22 circumferences are spaced apart and arranged on core body 21 side, spool 2 is plastic poppet, namely the material of spool 2 is PPS or nylon etc., compared with prior art, it is lower that this material has cost, impact resistance and the higher feature of intensity, during inwall generation frictional impact with valve body 1 of spool 2, because this material hardness is lower compared to existing technology, the noise intensity produced when therefore can reduce friction and clash into.Core body 21 is cone, and core body 21 bottom comprises the sealing surface 20 on tapered inclined-plane, and whether sealing surface 20 is by contacting to open and close valve port 12 with the inwall of valve body 1.Valve gap 3 is provided with limited part, limited part comprise be arranged on valve gap 3 and to spool 2 direction extend position-limited lever 31, the cross section of position-limited lever 31 is arc, circle and square etc., and in order to ensure the clean clean of the entirety of product, position-limited lever 31 is one-body molded with valve gap 3.
As shown in Figure 1, the schematic diagram of closed check valve state, sealing surface 20 and the valve port 12 of spool 2 offset, the outer side surface of wing plate 22 is parallel to the inwall of valve body 1, with this, leading role is played to moving axially of spool 2, the end 310 of position-limited lever 31 between adjacent two wing plates 22 to limit spool 2 in the whole angle of swing moved axially in process, and be provided with gap 6 between position-limited lever 31 and valve body 1 inwall, the setting in gap 6 can prevent valve gap 3 when riveting inlet valve body 1, produce between the outside of position-limited lever 31 and valve body 1 inwall and rub and cause the inwall of valve body 1 impaired, in prior art, usually on valve interior wall, be provided with the projection or resistance turntable that limit Spool rotating, because the valve body of one-way valve is less, technique when therefore processing integrated projection or resistance turntable on valve interior wall is comparatively complicated.Valve body 1 in the present embodiment is body formed with valve gap 3 points, position-limited lever is arranged on valve gap 3, therefore position-limited lever 31 is just assembled to after machining on valve gap 3 on valve body 1, processing method compared to existing technology, position-limited lever processing in the present embodiment is more simple, and projection of the prior art or resistance turntable can be subject to the shock of wing plate, make the inner wall strength of valve body be subject to certain impact, and the inner wall strength of valve body 1 can not be affected in the utility model, be conducive to the working life extending valve body 1.
One-way valve in the present embodiment is generally used on air conditioner, during installation, placing in vertical of one-way valve, influent stream pipe 4 under, outflow tube 5 is upper, spool 2 moves axially under gravity and makes sealing surface 20 close valve port 12, one-way valve is in closed condition, when user starts air conditioner, compressor by driving and by the refrigerant that sucks be compressed into the liquid refrigerants of High Temperature High Pressure, liquid refrigerants enters in influent stream pipe 4, when the pressure that liquid refrigerants is applied to spool 2 is greater than its gravity, spool 2 moves axially and opens valve port 12 in valve pocket 11, as shown in Figure 4, liquid refrigerants flows in outflow tube 5 through valve pocket 11, because compressor generally adopts eddy type, therefore panting can be there is at the liquid refrigerants of discharging, when entering in valve pocket 11, spool 2 rotates under the vortex of liquid refrigerants, because the angle between two wing plates 22 adjacent on spool 2 is 120 °, and position-limited lever 31 is between adjacent two wing plates 22, therefore spool 2 is in the process of rotating, position-limited lever 31 carrys out rotating in a circumferential direction of spacing spool 2 by the rotation of the spacing wing plate of circumference 22, the angle of swing of spool 2 is limited within 120 °, reduce the frictional impact between wing plate 22 and the inwall of valve body 1, and then reduce the noise produced by frictional impact.
When user closes air-conditioning, compressor stops to single file valve delivering liquid refrigerant, the hydraulic coupling that spool 2 is subject to reduces, when hydraulic coupling is less than gravity, spool 2 close port 12, now, if the liquid refrigerants reverse flow in outflow tube 5, because valve port 12 is in closed condition, therefore liquid refrigerants cannot enter in influent stream pipe 4 and rest on original position.
In other embodiments of the utility model, in order to reduce the rotation angle range of spool further and strengthen the restriction effect of position-limited lever, the quantity of wing plate also can be set to 4 and more than, the quantity of position-limited lever also can be set to multiple, and this is no longer going to repeat them.
In other embodiments of the present utility model, core body is cylinder, the bottom of cylinder is provided with conical surface, conical surface is used for opening and closing valve port, be provided with draw-in groove in the side of cylinder, position-limited lever is positioned at draw-in groove, and position-limited lever limits rotating in a circumferential direction of spool by the motion of restriction draw-in groove sidewall, design like this, can make the processing of spool simpler.
Embodiment two:
The structural principle of the present embodiment is as Fig. 2, shown in Fig. 5 and Fig. 6, be with the difference of embodiment one: the limited part that valve gap 3 is provided with comprises groove 32, the quantity of groove 32 is more than or equal to the quantity of wing plate 22, and have at least the shape of a groove 32 identical with the end of wing plate 22, the end of wing plate 22 can embed in groove 32, groove 32 is slightly larger than the end of wing plate 22, slip in groove 32 to make the end of wing plate 22, when one-way valve is in full-gear, as shown in Figure 6, when being subject to refrigerant whirlpool and affecting, the end of wing plate 22 embeds in groove 32, groove 32 limits the rotation of spool 2 by the rotation of the spacing wing plate 22 of circumference and radial direction is rocked, avoid the inwall generation frictional impact of spool 2 and valve body 1, therefore the one-way valve in the present embodiment also can reduce spool 2 and open the noise produced in valve port 12 process, because groove 32 is arranged on valve gap 3, valve gap 3 is body formed with valve body 1 point, therefore valve gap 3 is just assembled on valve body 1 after processing groove 32, processing method compared to existing technology, the processing of the present embodiment further groove 32 is simpler, the inner wall strength of valve body 1 can not be affected simultaneously, be conducive to the working life extending valve body 1.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto, is familiar with this those skilled in the art and should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in embodiment above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.
Claims (9)
1. an one-way valve, comprise valve body, valve gap and spool, described valve gap is connected on described valve body, the valve port being provided with valve pocket in described valve body and being communicated with described valve pocket, described spool moves axially to open and close described valve port in valve pocket, it is characterized in that: described valve gap is provided with limited part, described limited part is the spacing described spool of circumference in described spool open valve makes a slip of the tongue journey.
2. one-way valve according to claim 1, is characterized in that: the wing plate that described spool comprises core body and extended to form by core body side, and described limited part is by limiting the rotation of wing plate with the spacing spool of circumference.
3. one-way valve according to claim 2, is characterized in that: described limited part comprise be arranged on valve gap and to spool direction extend position-limited lever, described position-limited lever and wing plate offset with the spacing spool of circumference.
4. one-way valve according to claim 3, is characterized in that: described valve gap and described position-limited lever one-body molded.
5. one-way valve according to claim 3, is characterized in that: be provided with gap outside described position-limited lever and between described valve interior wall.
6. one-way valve according to claim 2, is characterized in that: described limited part is included in the groove that valve gap is arranged on spool side, described groove and wing plate matching ends.
7. according to the one-way valve one of claim 1-6 Suo Shu, it is characterized in that: described spool is plastic poppet.
8. according to the one-way valve one of claim 1-6 Suo Shu, it is characterized in that: described one-way valve also comprises influent stream pipe and outflow tube, described outflow tube is connected with described valve gap high frequency welding, and described influent stream pipe is connected with described valve body high frequency welding.
9. according to the one-way valve one of claim 1-6 Suo Shu, it is characterized in that: described valve gap riveting is on described valve body, and described valve gap and described valve body are welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520737294.6U CN205064939U (en) | 2015-09-22 | 2015-09-22 | One -way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520737294.6U CN205064939U (en) | 2015-09-22 | 2015-09-22 | One -way valve |
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| Publication Number | Publication Date |
|---|---|
| CN205064939U true CN205064939U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520737294.6U Active CN205064939U (en) | 2015-09-22 | 2015-09-22 | One -way valve |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605251A (en) * | 2016-03-03 | 2016-05-25 | 新昌县富士精工科技有限公司 | Silencing one-way valve and manufacturing method of one-way valve limiting member |
| CN107606246A (en) * | 2017-08-24 | 2018-01-19 | 熊静 | A kind of unidirectional water-delivery valve |
| CN108150661A (en) * | 2018-01-22 | 2018-06-12 | 珠海格力电器股份有限公司 | A kind of valve |
| CN108413094A (en) * | 2018-05-11 | 2018-08-17 | 浙江易达汽车零部件有限公司 | A kind of check valve |
| CN108571604A (en) * | 2017-03-10 | 2018-09-25 | 浙江三花制冷集团有限公司 | A kind of one-way control valve and its manufacturing method |
| CN109612167A (en) * | 2018-12-05 | 2019-04-12 | 新昌县华亿机械有限公司 | A kind of mute throttle valve of shake-proof type |
| CN111895147A (en) * | 2019-05-05 | 2020-11-06 | 珠海格力电器股份有限公司 | Check valve mechanism, drainage device and air conditioning system |
| CN112344565A (en) * | 2019-08-09 | 2021-02-09 | 芜湖美的厨卫电器制造有限公司 | Water route control system and phase change water heater |
| CN114593245A (en) * | 2022-03-18 | 2022-06-07 | 新昌县丰亿电器有限公司 | Valve core anti-rotation noise reduction one-way valve, noise reduction method and application thereof |
| WO2022148417A1 (en) * | 2021-01-08 | 2022-07-14 | 浙江盾安人工环境股份有限公司 | Check valve and air conditioner having same |
| CN115076422A (en) * | 2022-07-27 | 2022-09-20 | 北京中科富海低温科技有限公司 | Check valve |
| WO2023185916A1 (en) * | 2022-04-02 | 2023-10-05 | 浙江盾安人工环境股份有限公司 | Valve core and one-way valve |
-
2015
- 2015-09-22 CN CN201520737294.6U patent/CN205064939U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605251A (en) * | 2016-03-03 | 2016-05-25 | 新昌县富士精工科技有限公司 | Silencing one-way valve and manufacturing method of one-way valve limiting member |
| CN105605251B (en) * | 2016-03-03 | 2017-11-10 | 浙江富士精工科技有限公司 | A kind of manufacture method of noise reduction check valve and check valve locating part |
| CN108571604A (en) * | 2017-03-10 | 2018-09-25 | 浙江三花制冷集团有限公司 | A kind of one-way control valve and its manufacturing method |
| CN107606246A (en) * | 2017-08-24 | 2018-01-19 | 熊静 | A kind of unidirectional water-delivery valve |
| CN108150661A (en) * | 2018-01-22 | 2018-06-12 | 珠海格力电器股份有限公司 | A kind of valve |
| CN108413094A (en) * | 2018-05-11 | 2018-08-17 | 浙江易达汽车零部件有限公司 | A kind of check valve |
| CN109612167A (en) * | 2018-12-05 | 2019-04-12 | 新昌县华亿机械有限公司 | A kind of mute throttle valve of shake-proof type |
| CN111895147A (en) * | 2019-05-05 | 2020-11-06 | 珠海格力电器股份有限公司 | Check valve mechanism, drainage device and air conditioning system |
| CN112344565A (en) * | 2019-08-09 | 2021-02-09 | 芜湖美的厨卫电器制造有限公司 | Water route control system and phase change water heater |
| WO2022148417A1 (en) * | 2021-01-08 | 2022-07-14 | 浙江盾安人工环境股份有限公司 | Check valve and air conditioner having same |
| CN114593245A (en) * | 2022-03-18 | 2022-06-07 | 新昌县丰亿电器有限公司 | Valve core anti-rotation noise reduction one-way valve, noise reduction method and application thereof |
| WO2023185916A1 (en) * | 2022-04-02 | 2023-10-05 | 浙江盾安人工环境股份有限公司 | Valve core and one-way valve |
| CN115076422A (en) * | 2022-07-27 | 2022-09-20 | 北京中科富海低温科技有限公司 | Check valve |
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