CN204533578U - Stop valve and there is its air conditioner - Google Patents
Stop valve and there is its air conditioner Download PDFInfo
- Publication number
- CN204533578U CN204533578U CN201520202230.6U CN201520202230U CN204533578U CN 204533578 U CN204533578 U CN 204533578U CN 201520202230 U CN201520202230 U CN 201520202230U CN 204533578 U CN204533578 U CN 204533578U
- Authority
- CN
- China
- Prior art keywords
- stop valve
- collar
- elastomer seal
- face
- cut
- Prior art date
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of stop valve and has its air conditioner.Stop valve comprises: valve seat, the mating cavity limiting valve pocket in valve seat and be communicated with valve pocket, and mating cavity is positioned on the first end face of valve pocket, and valve pocket is also provided with two openings be communicated with it; The collar, collar inner sleeve is wherein on an opening; Spool, spool comprises auxiliary section and is located at cut-off portion on auxiliary section, auxiliary section and mating cavity screw-thread fit, and cut-off portion is positioned at valve pocket and cut-off portion and valve pocket screw-thread fit, cut-off portion and the first end face or overlap loop contacts with conducting/blocking-up two openings; Elastomer seal, elastomer seal be located at cut-off portion towards on the end face of the collar, the end contact of elastomer seal and the collar is to block two opening conductings.Stop valve of the present utility model, can reduce locking torque to a certain extent, avoids the wearing and tearing of the sealing surface between the collar and spool, thus avoids the interior leakage of stop valve, extends the working life of stop valve, reduces the maintenance rate of stop valve.
Description
Technical field
The utility model relates to machinery and manufactures field, especially relates to a kind of stop valve and has its air conditioner.
Background technique
Normally, spool and the collar of stop valve are metallic material, when stop valve is in cut-off state, in order to make the sealing surface between spool and the collar, there is good sealing, generally can use larger locking torque, but larger locking torque easily makes the sealing surface between spool and the collar produce wearing and tearing, causes in stop valve and leaks.
Model utility content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model proposes a kind of stop valve, described stop valve can reduce locking torque at least to a certain extent, avoids the wearing and tearing of the sealing surface between the collar and spool, thus avoids the interior leakage of stop valve.
The utility model also proposes a kind of air conditioner, comprises above-mentioned stop valve.
According to stop valve of the present utility model, comprising: valve seat, the mating cavity limiting valve pocket in described valve seat and be communicated with described valve pocket, described mating cavity is positioned on the first end face of described valve pocket, and described valve pocket is also provided with two openings be communicated with it; The collar, described collar inner sleeve is wherein on a described opening; Spool, described spool comprises auxiliary section and is located at the cut-off portion on described auxiliary section, described auxiliary section and described mating cavity screw-thread fit, described cut-off portion is positioned at described valve pocket and described cut-off portion and described valve pocket screw-thread fit, and described cut-off portion and described first end face or described cover loop contacts are with conducting/block described two openings; Elastomer seal, described elastomer seal be located at described cut-off portion towards on the end face of the described collar, the end contact of described elastomer seal and the described collar is to block described two opening conductings.
According to stop valve of the present utility model, by the cut-off portion at spool, elastomer seal is set on the end face of the collar, locking torque required when can reduce to lock spool and the collar, avoid the wearing and tearing of the sealing surface between the collar and spool, thus avoid the interior leakage of stop valve, and then extend the working life of stop valve, reduce the maintenance rate of stop valve.
According to embodiments more of the present utility model, described stop valve also comprises fastening gasket and fixed block, and described fixed block is fixed on described spool through described fastening gasket and described elastomer seal successively.
Further, described elastomer seal is provided with the groove for holding described fastening gasket, and the end face towards the described collar of described elastomer seal is concordant with the end face of described fastening gasket.
Again further, the free end of described fixed block is concordant with described fastening gasket.
According to embodiments more of the present utility model, described cut-off portion is provided with receiving groove, and the middle body of described elastomer seal is contained in described receiving groove, on the end face that the remaining part of described elastomer seal is positioned at described cut-off portion with described cover loop contacts.
According to embodiments more of the present utility model, described stop valve also comprises the seal ring of annular, and described seal ring is embedded on the periphery wall of described auxiliary section.
In embodiments more of the present utility model, for plane coordinates between described elastomer seal and the end face of the described collar.
According to embodiments more of the present utility model, for inclined-plane coordinates between described elastomer seal and the end face of the described collar.
Alternatively, described elastomer seal is rubber parts or working of plastics.
According to air conditioner of the present utility model, comprise above-mentioned stop valve.
According to air conditioner of the present utility model, by being applied in air conditioner by above-mentioned stop valve, the interior leakage of stop valve can be avoided to a certain extent, thus extend the working life of stop valve, and then extend the working life of air conditioner.
Accompanying drawing explanation
Fig. 1 is the structural representation of the stop valve according to the utility model embodiment;
Fig. 2 is the enlarged view showing part according to Fig. 1 centre circle;
Fig. 3 is the structural representation of the stop valve according to another embodiment of the utility model;
Fig. 4 is the enlarged view showing part according to Fig. 3 centre circle.
Reference character:
Stop valve 100;
Valve seat 1; Valve pocket 11; First end face 111; Mating cavity 12;
The collar 2;
Spool 3; Auxiliary section 31; Cut-off portion 32;
Elastomer seal 4;
Fastening gasket 5;
Fixed block 6;
Seal ring 7.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
Describe the stop valve 100 according to the utility model embodiment below with reference to Fig. 1-Fig. 4, stop valve 100 can be applied in pipeline, for the medium circulated in conducting, part conducting or blocking-up pipeline.Such as, the stop valve 100 of the utility model embodiment can be applied in the pipeline of air conditioner.
As Figure 1-Figure 4, valve seat 1, the collar 2, spool 3 and elastomer seal 4 can be comprised according to the stop valve 100 of the utility model embodiment.
Particularly, the mating cavity 12 limiting valve pocket 11 in valve seat 1 and be communicated with valve pocket 11, mating cavity 12 is positioned on the first end face 111 of valve pocket 11, that is, first end face 111 of valve pocket 11 is connected with the mating cavity 12 be communicated with valve pocket 11, valve pocket 11 is also provided with two openings be communicated with it, two openings can respectively with two pipeline connections, thus stop valve 100 to be connected in the pipeline of air conditioner.
The collar 2 inner sleeve is wherein on an opening, and that is, the collar 2 can be arranged on the madial wall of valve pocket 11, and is set in one of them opening.
The cut-off portion 32 that spool 3 comprises auxiliary section 31 and is located on auxiliary section 31, auxiliary section 31 and mating cavity 12 screw-thread fit, cut-off portion 32 is positioned at valve pocket 11 and cut-off portion 32 and valve pocket 11 screw-thread fit, and cut-off portion 32 contacts with the first end face 111 or the collar 2 with conducting/blocking-up two openings.Specifically, screw-thread fit between auxiliary section 31 and mating cavity 12 and between cut-off portion 32 and valve pocket 11 can make cut-off portion 32 move around in valve pocket 11, the conducting of two openings is blocked when cut-off portion 32 moves to and contacts with the collar 2, in this case, stop valve 100 is in cut-off state.When cut-off portion 32 move to contact with the first end face 111 time, the opening at the collar 2 place is on state, then two opening conductings, and in this case, stop valve 100 is on state.When cut-off portion 32 moves to any position between the collar 2 and the first end face 111, the part conducting function of stop valve 100 can be realized, thus make stop valve 100 have the effect of throttling.
In the concrete example of Fig. 1-Fig. 4, spool 3 can move left and right with conducting two openings or the conducting blocking two openings, wherein for convenience of description, in the following description, all moves left and right for spool 3 and is described.But be understandable that, the movement direction of spool 3 is an exemplary explanation, can not become the further restriction to spool 3.
Elastomer seal 4 be located at cut-off portion 32 towards on the end face of the collar 2, alternatively, elastomer seal 4 is rubber parts or working of plastics.The end contact of elastomer seal 4 and the collar 2 is to block two opening conductings, that is, when spool 3 moves towards the collar 2 (as shown in figures 1 and 3 towards when moving left), what be arranged on cut-off portion 32 can with the end contact of the collar 2 to form sealing surface towards the elastomer seal 4 on the end face of the collar 2, thus, not only can realize the effect of blocking-up two opening conductings of stop valve 100, simultaneously because elastomer seal 4 has certain elastic force, therefore the high temperature deformation produced when the collar 6 is welded in opening can be made up, as long as very little moment just can meet the sealing between elastomer seal 4 and the collar 6 and lock spool 3.
According to the stop valve 100 of the utility model embodiment, by the cut-off portion 32 at spool 3, elastomer seal 4 is set on the end face of the collar 2, can reduce to a certain extent to lock spool 3 and locking torque required during the collar 2, avoid the wearing and tearing of the sealing surface between the collar 2 and spool 3, thus avoid the interior leakage of stop valve 100, and then extend the working life of stop valve 100, reduce maintenance rate.
According to embodiments more of the present utility model, stop valve 100 also comprises fastening gasket 5 and fixed block 6, fixed block 6 is fixed on spool 3 through fastening gasket 5 and elastomer seal 4 successively, thus is fixed on spool 3 by elastomer seal 4 in this way, avoids getting loose of elastomer seal 4.Such as, when spool 3 is moved to the left, through fixed block 6 and fastening gasket 5 fixing after elastomer seal 4 moving to left and move to left with spool 3, thus with the end contact of the collar 2 to block two opening conductings, avoid because of problems such as the displacement of elastomer seal 4, sideslip or the poor sealings that gets loose and cause.
Further, elastomer seal 4 is provided with the groove for holding fastening gasket 5, the end face towards the collar 2 of elastomer seal 4 is concordant with the end face of fastening gasket 5, that is, groove be arranged on elastomer seal 4 towards on the side of the collar 2, when fastening gasket 5 is placed in groove, the end face of fastening gasket 5 is concordant with the end face towards the collar 2 of elastomer seal 4.
Certainly, one of ordinary skilled in the art is understandable that, elastomer seal 4 also can not be concordant towards the end face of the collar 2 and the end face of fastening gasket 5, such as, the end face of elastomer seal 4 is higher than the end face of fastening gasket 5.
Again further, the free end of fixed block 6 is concordant with fastening gasket 5, and thus, the end face of the free end of fixed block 6, the end face of fastening gasket 5 and elastomer seal 4 is all concordant.As Figure 1-Figure 4, the side towards the collar 2 of fastening gasket 5 can be provided with mounting groove, the fixed end of fixed block 6 passes through mounting groove, successively through fastening gasket 5 and elastomer seal 4, be fixed on spool 3, the free end of fixed block 6 is then contained in mounting groove, and the free end of fixed block 6 is concordant with the end face of fastening gasket 5, thus fastening gasket 5 and elastomer seal 4 is fixed on spool 3.
Certainly, the utility model is not limited thereto, and free end and the fastening gasket 5 of fixed block 6 can also be not concordant, and such as, the free end of fixed block 6 can protrude the end face of fastening gasket 5.
According to embodiments more of the present utility model, cut-off portion 32 is provided with receiving groove, the middle body of elastomer seal 4 is contained in receiving groove, to contact with the collar 2 on the end face that the remaining part of elastomer seal 4 is positioned at cut-off portion 32, thus, on the one hand the middle body of elastomer seal 4 is contained in receiving groove, elastomer seal 4 is made to be fixed in cut-off portion 32, avoid getting loose of elastomer seal 4, the remaining part of elastomer seal 4 is made to contact to form sealing surface with the collar 2 on the other hand, reduce locking spool 3 and locking torque required during the collar 2, avoid the wearing and tearing of the sealing surface between the collar 2 and spool 3 and the interior leakage of stop valve 100.
In embodiments more of the present utility model, stop valve 100 also comprises the seal ring 7 of annular, and seal ring 7 is embedded on the periphery wall of auxiliary section 31, thus seal ring 7 can gap further between sealing fit portion 31 and mating cavity 12.
When the cut-off portion 32 of spool 3 move right to contact with the first end face 111 time, formed between cut-off portion 32 with the first end face 111 and contact sealing together, fitted seal together with being formed between seal ring 7 with mating cavity 12, thread seal together with also having between auxiliary section 31 with mating cavity 12, be equivalent to stop valve 100 and have triple seal structure in the on-state, thus the leakage prevention capability of stop valve 100 can be improved, substantially increase the working life of stop valve 100.
According to embodiments more of the present utility model, as depicted in figs. 1 and 2, for inclined-plane coordinates between elastomer seal 4 and the end face of the collar 2, certain the utility model is not limited thereto, also can be plane between elastomer seal 4 and the end face of the collar 2 to coordinate, as shown in Figure 3 and Figure 4.
According to the air conditioner of the utility model embodiment, comprise above-mentioned stop valve 100.
According to the air conditioner of the utility model embodiment, by being applied in air conditioner by above-mentioned stop valve 100, the interior leakage of stop valve 100 can be avoided to a certain extent, thus extend the working life of stop valve 100, and then extend the working life of air conditioner.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1. a stop valve, is characterized in that, comprising:
Valve seat, the mating cavity limiting valve pocket in described valve seat and be communicated with described valve pocket, described mating cavity is positioned on the first end face of described valve pocket, and described valve pocket is also provided with two openings be communicated with it;
The collar, described collar inner sleeve is wherein on a described opening;
Spool, described spool comprises auxiliary section and is located at the cut-off portion on described auxiliary section, described auxiliary section and described mating cavity screw-thread fit, described cut-off portion is positioned at described valve pocket and described cut-off portion and described valve pocket screw-thread fit, and described cut-off portion and described first end face or described cover loop contacts are with conducting/block described two openings;
Elastomer seal, described elastomer seal be located at described cut-off portion towards on the end face of the described collar, the end contact of described elastomer seal and the described collar is to block described two opening conductings.
2. stop valve according to claim 1, is characterized in that, also comprises fastening gasket and fixed block, and described fixed block is fixed on described spool through described fastening gasket and described elastomer seal successively.
3. stop valve according to claim 2, is characterized in that, described elastomer seal is provided with the groove for holding described fastening gasket, and the end face towards the described collar of described elastomer seal is concordant with the end face of described fastening gasket.
4. stop valve according to claim 3, is characterized in that, the free end of described fixed block is concordant with described fastening gasket.
5. stop valve according to claim 1, it is characterized in that, described cut-off portion is provided with receiving groove, and the middle body of described elastomer seal is contained in described receiving groove, on the end face that the remaining part of described elastomer seal is positioned at described cut-off portion with described cover loop contacts.
6. stop valve according to claim 1, is characterized in that, also comprise the seal ring of annular, described seal ring is embedded on the periphery wall of described auxiliary section.
7. stop valve according to claim 1, is characterized in that, for plane coordinates between described elastomer seal and the end face of the described collar.
8. stop valve according to claim 1, is characterized in that, for inclined-plane coordinates between described elastomer seal and the end face of the described collar.
9. stop valve according to claim 1, is characterized in that, described elastomer seal is rubber parts or working of plastics.
10. an air conditioner, is characterized in that, comprises the stop valve according to any one of claim 1-9.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520202230.6U CN204533578U (en) | 2015-04-03 | 2015-04-03 | Stop valve and there is its air conditioner |
| US15/538,810 US10378658B2 (en) | 2015-04-03 | 2015-08-18 | Stop valve and air conditioner having the same |
| BR112016030022A BR112016030022A2 (en) | 2015-04-03 | 2015-08-18 | check valve, and air conditioning |
| EP15887161.6A EP3232098B1 (en) | 2015-04-03 | 2015-08-18 | Stop valve and air conditioner having same |
| PCT/CN2015/087323 WO2016155201A1 (en) | 2015-04-03 | 2015-08-18 | Stop valve and air conditioner having same |
| ES15887161T ES2770740T3 (en) | 2015-04-03 | 2015-08-18 | Shut-off valve and air conditioning that has the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520202230.6U CN204533578U (en) | 2015-04-03 | 2015-04-03 | Stop valve and there is its air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533578U true CN204533578U (en) | 2015-08-05 |
Family
ID=53747587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520202230.6U Withdrawn - After Issue CN204533578U (en) | 2015-04-03 | 2015-04-03 | Stop valve and there is its air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533578U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776235A (en) * | 2015-04-03 | 2015-07-15 | 广东美的暖通设备有限公司 | Stop valve and air conditioner with stop valve |
| WO2016155201A1 (en) * | 2015-04-03 | 2016-10-06 | 广东美的暖通设备有限公司 | Stop valve and air conditioner having same |
| CN114623240A (en) * | 2020-12-11 | 2022-06-14 | 浙江盾安人工环境股份有限公司 | Valve needle assembly and electronic expansion valve with same |
-
2015
- 2015-04-03 CN CN201520202230.6U patent/CN204533578U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776235A (en) * | 2015-04-03 | 2015-07-15 | 广东美的暖通设备有限公司 | Stop valve and air conditioner with stop valve |
| WO2016155201A1 (en) * | 2015-04-03 | 2016-10-06 | 广东美的暖通设备有限公司 | Stop valve and air conditioner having same |
| US10378658B2 (en) | 2015-04-03 | 2019-08-13 | Gd Midea Heating & Ventilating Equipment Co., Ltd. | Stop valve and air conditioner having the same |
| CN114623240A (en) * | 2020-12-11 | 2022-06-14 | 浙江盾安人工环境股份有限公司 | Valve needle assembly and electronic expansion valve with same |
| CN114623240B (en) * | 2020-12-11 | 2023-03-14 | 浙江盾安人工环境股份有限公司 | Valve needle assembly and electronic expansion valve with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150805 Effective date of abandoning: 20180320 |