CN204127338U - Stop valve and air conditioner - Google Patents
Stop valve and air conditioner Download PDFInfo
- Publication number
- CN204127338U CN204127338U CN201420543891.0U CN201420543891U CN204127338U CN 204127338 U CN204127338 U CN 204127338U CN 201420543891 U CN201420543891 U CN 201420543891U CN 204127338 U CN204127338 U CN 204127338U
- Authority
- CN
- China
- Prior art keywords
- sliding cavity
- spool sliding
- stop valve
- connecting tube
- spool
- 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.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 claims abstract description 40
- 239000007924 injection Substances 0.000 claims abstract description 40
- 239000012530 fluid Substances 0.000 claims abstract description 39
- 239000011148 porous material Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses a kind of stop valve and air conditioner, described stop valve comprises valve body and is slidably mounted on the spool in described valve body, be provided with spool sliding cavity, joint outlet, capillary connecting tube and fluid injection connecting tube in described valve body, wherein, described spool sliding cavity is used for accommodating described spool; The side of described spool sliding cavity is located in described joint outlet, and is communicated with described spool sliding cavity, for being connected to rapid pipe joint; Described capillary connecting tube is located at one end of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting capillary tube; Described fluid injection connecting tube is located at the side of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting filling tube.Stop valve of the present utility model and air conditioner, by the movement of spool realize fluid injection connecting tube to export with described joint between be communicated with or closed, inject with the cooling liquid realizing air conditioner, simple to operation.
Description
Technical field
The utility model relates to elevators field, particularly relates to a kind of stop valve and air conditioner.
Background technique
Manufacture field at domestic air conditioning, domestic air conditioner composition mainly comprises: the large part of compressor, filling tube, throttling arrangement, vaporizer four, also has the accessories such as stop valve in addition.The refrigeration agent of air conditioner is before filling, air in outdoor unit is extracted out by the rapid pipe joint first by ending the note fluorine process duct of low pressure valve and capillary tube, then from process duct, refrigeration agent is injected, finally by flat for technique pipe clamp, use naked light by process duct seal welding.But this kind of operation is comparatively complicated, operation is inconvenience very.
Model utility content
Main purpose of the present utility model is the technical problem solving existing air conditioner refrigerant injection technology complexity.
For achieving the above object, the utility model provides a kind of stop valve, comprises valve body and is slidably mounted on the spool in described valve body, is provided with spool sliding cavity, joint outlet, capillary connecting tube and fluid injection connecting tube in described valve body, wherein,
Described spool sliding cavity is used for accommodating described spool;
The side of described spool sliding cavity is located in described joint outlet, and is communicated with described spool sliding cavity, for being connected to rapid pipe joint;
Described capillary connecting tube is located at one end of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting capillary tube;
Described fluid injection connecting tube is located at the side of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting filling tube.
Preferably, described spool comprises afterbody, be connected to the sealed department of described afterbody, be connected to described sealed department away from the joint of one end of described afterbody and be connected to the end of described joint away from one end of described sealed department, described sealed department comprises spaced two seal rings, when the connectivity part of described fluid injection connecting tube and described spool sliding cavity is between described two seal rings, between described joint outlet and described fluid injection connecting tube, form open circuit.
Preferably, in described spool sliding cavity, the afterbody of corresponding described spool is provided with the gear part for limiting described spool movement.
Preferably, described gear part is gear circle.
Preferably, described stop valve also comprise be slidably mounted in described valve body for propping up the spacing limit assembly of described afterbody, described limit assembly is extensible in described spool sliding cavity or be contracted in described valve body, when limit assembly prop up described afterbody spacing time, the connectivity part of described fluid injection connecting tube and described spool sliding cavity is between described two seal rings.
Preferably, the elastic component that described limit assembly comprises latch, is located at the Sealing on described latch and matches with described latch, in described valve body, corresponding described limit assembly is provided with holding cavity, described holding cavity is connected with described spool sliding cavity, described latch and described elastic component are installed in described holding cavity, described latch compresses described elastic component and stretches out described holding cavity, and extends in described spool sliding cavity.
Preferably, be also provided with pore in described valve body, described pore one end and described joint outlet, the other end is communicated with described holding cavity.
Preferably, described end is provided with chamfering away from one end of described joint, is provided with the conical surface matched with described chamfering in described spool sliding cavity.
Preferably, described stop valve also comprises the bonnet being installed on the described spool sliding cavity the other end and the block be installed in the outlet of described joint.
In addition, to achieve these goals, the utility model also provides a kind of air conditioner, described air conditioner comprises body and is installed on the stop valve on described body, described stop valve comprises valve body and is slidably mounted on the spool in described valve body, spool sliding cavity, joint outlet, capillary connecting tube and fluid injection connecting tube is provided with, wherein in described valve body
Described spool sliding cavity is used for accommodating described spool;
The side of described spool sliding cavity is located in described joint outlet, and is communicated with described spool sliding cavity, for being connected to rapid pipe joint;
Described capillary connecting tube is located at one end of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting capillary tube;
Described fluid injection connecting tube is located at the side of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting filling tube.
Stop valve of the present utility model and air conditioner, stop valve of the present utility model and air conditioner, by the movement of spool realize fluid injection connecting tube to export with described joint between be communicated with or closed, inject with the cooling liquid realizing air conditioner, simple to operation.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view finding time to note fluorine state of the utility model stop valve;
Fig. 2 is the plane structure schematic diagram of the spool of the utility model stop valve;
Fig. 3 is the right elevation of Fig. 2;
Fig. 4 is the close-up schematic view at A place in Fig. 1;
Fig. 5 is the cross-sectional view of the utility model stop valve closed condition;
Fig. 6 is the cross-sectional view of the fluid injection connecting tube closed condition of the utility model stop valve;
Fig. 7 is the close-up schematic view at B place in Fig. 6;
Fig. 8 is the partial structurtes schematic diagram of the utility model air conditioner.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of stop valve, with reference to Fig. 1, in one embodiment, described stop valve comprises valve body 200 and is slidably mounted on the spool 400 in described valve body 200, spool sliding cavity 210, joint outlet 220, capillary connecting tube 230 and fluid injection connecting tube 240 is provided with in described valve body 200, wherein, described spool sliding cavity 210 is for accommodating described spool 400; The side of described spool sliding cavity 210 is located in described joint outlet 220, and is communicated with described spool sliding cavity 210, for being connected to rapid pipe joint (not shown); Described capillary connecting tube 230 is located at one end of described spool sliding cavity 210, and is communicated with described spool sliding cavity 210, for connecting capillary tube (not shown); Described fluid injection connecting tube 240 is located at the side of described spool sliding cavity 210, and is communicated with described spool sliding cavity 210, for connecting filling tube (not shown).Described spool 400 slides in described spool sliding cavity 210, exports being communicated with or closing between 220, and then reach different operational requirements to realize described fluid injection connecting tube 240 and described joint.Such as, described stop valve is installed on air conditioner, described capillary connecting tube 230 is connected with the capillary tube of air conditioner, fluid injection connecting tube 240 is connected with the filling tube of air conditioner, when needs inject cooling liquid in the air-conditioning cold circulatory system, spool 400 slides, make fluid injection connecting tube 240 and described joint export 220 to be communicated with, and vacuum pump is connected to described joint outlet 220 by rapid pipe joint, by vacuum pump, air-conditioning system is evacuated, then cooling liquid storage device is connected by rapid pipe joint, cooling liquid is injected in the air-conditioning cold circulatory system with fluid injection connecting tube 240 by joint outlet 220 successively.After fluid injection completes, slide described spool 400, closed described fluid injection connecting tube 240 and described joint export the path between 220, compare the existing mode needing to carry out fluid injection connecting tube welding operation, carry out fluid injection operation more simple and convenient with stop valve of the present utility model.
Further, reference Fig. 2, Fig. 2 is the plane structure schematic diagram of the spool of the utility model stop valve.
In the present embodiment, described spool 400 comprises afterbody 420, be connected to the sealed department 440 of described afterbody 420, be connected to the joint 460 of described sealed department 440 away from one end of described afterbody 420, and be connected to the end 480 of described joint 460 away from one end of described sealed department 440, described sealed department 440 comprises spaced two seal rings 442, when the connectivity part of described fluid injection connecting tube 240 and described spool sliding cavity 210 is between described two seal rings 442, open circuit (path that namely described joint exports between 220 and described fluid injection connecting tube 240 closes) is formed between described joint outlet 220 and described fluid injection connecting tube 240, described end 480 is provided with chamfering away from one end of described joint 460, the conical surface 214 matched with described chamfering is provided with in described spool sliding cavity 210, when described chamfering coordinates with the described conical surface 214, described stop valve is in closed condition (as shown in Figure 5).
Particularly, described joint 460 is provided with outside thread, and described spool sliding cavity 210 is provided with the internal thread matched with described outside thread, realizes the slip of described spool 400 in described spool sliding cavity 210 by rotating.In the present embodiment, described afterbody 420 is provided with hex-shaped recess (as shown in Figure 3) away from the end face of described sealed department 440, is realized the rotation of described spool 400 by hexagon wrench.Be described as preferred embodiment of the present utility model, not for limiting the utility model herein.
Further, in described spool sliding cavity 210, the afterbody 420 of corresponding described spool 400 is provided with the gear part 212 for limiting the movement of described spool 400.
Particularly, in the present embodiment, described gear part 212 is a gear circle being arranged on the chamber wall of described spool sliding cavity 210, preferably, described gear circle can be rubber ring etc., during installation, first described spool 400 is installed in described spool sliding cavity 210, again described gear circle is installed on the chamber wall of described spool sliding cavity 210, to realize the restriction to described spool 400 sliding stroke, prevents spool 400 from deviating from by described spool sliding cavity 210.
Further, in the present embodiment, described stop valve also comprises the limit assembly 600 for propping up described afterbody 420 be slidably mounted in described valve body 200, described limit assembly 600 is extensible in described spool sliding cavity 210 or be contracted in described valve body 200, when limit assembly 600 prop up described afterbody 420 spacing time, the connectivity part of described fluid injection connecting tube 240 and described spool sliding cavity 210 is between described two seal rings 442.
Particularly, with reference to Fig. 4, in the present embodiment, the elastic component 660 that described limit assembly 600 comprises latch 620, is located at the Sealing 640 on described latch 620 and matches with described latch 620, in described valve body 200, corresponding described limit assembly 600 is provided with holding cavity 250, described holding cavity 250 is connected with described spool sliding cavity 210, described latch 620 is installed in described holding cavity 250 with described elastic component 660, described latch 620 compresses described elastic component 660 and stretches out described holding cavity 250, and extends in described spool sliding cavity 210.
In the present embodiment, when the afterbody 420 of described spool 400 be resisted against extend to latch in described spool sliding cavity 210 time, the connectivity part of described fluid injection connecting tube 240 and described spool sliding cavity 210 is between described two seal rings 442, form open circuit between described joint outlet 220 and described fluid injection connecting tube 240, namely fluid injection connecting tube 240 is in closed condition (as shown in Figure 6).Preferably, the distance between described limit assembly 600 and described gear part 212 is slightly smaller than the length of described afterbody 420, to avoid interfering between limit assembly 600 and sealed department 440.
Further, be also provided with pore 260 in described valve body 200, described pore 260 one end exports 220 with described joint and is communicated with, and the other end is communicated with described holding cavity 250.
When cooling liquid is rushed after note completes, described spool 400 is screwed in the inner terminal of described spool sliding cavity 210, close described stop valve (as shown in Figure 5), rapid pipe joint will be removed, and joint outlet 220 is closed, open air conditioner, and described spool 400 is moved towards gear part 212 direction, described capillary connecting tube 230 and described joint export 220 and are communicated with, along with air conditioner SAPMAC method system works, system pressure increases, air pressure enters described joint by capillary connecting tube 230 and exports 220, and enter pore 260 by described joint outlet 220, then enter in holding cavity 250 by pore 260, and described latch 620 is exerted pressure, described latch 620 stretches out holding cavity 250 and extends in described spool sliding cavity 210 under this gas pressure.The mobile described spool 400 of continuation is resisted against on described latch 620 to the afterbody 420 of described spool 400, at this moment, the connectivity part of described fluid injection connecting tube 240 and described spool sliding cavity 210, between described two seal rings 442, forms open circuit between described joint outlet 220 and described fluid injection connecting tube 240.
Further, described stop valve also comprises the bonnet 202 being installed on described spool sliding cavity 210 the other end and the block 204 be installed in described joint outlet 220, described bonnet 202 is for closing the free end of described spool sliding cavity 210, and described block 204 is for closed joint outlet 220.
The utility model provides a kind of air conditioner, with reference to Fig. 8, in one embodiment, described air conditioner comprises body 20 and is installed on the stop valve 40 on described body 20, described stop valve 40 comprises earlier figures 1 to technological schemes all in embodiment illustrated in fig. 7, its detailed construction can refer to previous embodiment, does not repeat at this.Particularly, in the present embodiment, described capillary connecting tube 230 is connected to the capillary tube 22 of described air conditioner, and described fluid injection connecting tube 240 is connected to the filling tube 24 of described air conditioner.
In sum, stop valve of the present utility model and air conditioner, by the movement of spool realize fluid injection connecting tube to export with described joint between be communicated with or closed, inject with the cooling liquid realizing air conditioner, simple to operation.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a stop valve, comprises valve body and is slidably mounted on the spool in described valve body, it is characterized in that, is provided with spool sliding cavity, joint outlet, capillary connecting tube and fluid injection connecting tube in described valve body, wherein,
Described spool sliding cavity is used for accommodating described spool;
The side of described spool sliding cavity is located in described joint outlet, and is communicated with described spool sliding cavity, for being connected to rapid pipe joint;
Described capillary connecting tube is located at one end of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting capillary tube;
Described fluid injection connecting tube is located at the side of described spool sliding cavity, and is communicated with described spool sliding cavity, for connecting filling tube.
2. stop valve as claimed in claim 1, it is characterized in that, described spool comprises afterbody, be connected to the sealed department of described afterbody, be connected to described sealed department away from the joint of one end of described afterbody and be connected to the end of described joint away from one end of described sealed department, described sealed department comprises spaced two seal rings, when the connectivity part of described fluid injection connecting tube and described spool sliding cavity is between described two seal rings, between described joint outlet and described fluid injection connecting tube, form open circuit.
3. stop valve as claimed in claim 2, it is characterized in that, in described spool sliding cavity, the afterbody of corresponding described spool is provided with the gear part for limiting described spool movement.
4. stop valve as claimed in claim 3, it is characterized in that, described gear part is gear circle.
5. stop valve as claimed in claim 3, it is characterized in that, described stop valve also comprise be slidably mounted in described valve body for propping up the spacing limit assembly of described afterbody, described limit assembly is extensible in described spool sliding cavity or be contracted in described valve body, when limit assembly prop up described afterbody spacing time, the connectivity part of described fluid injection connecting tube and described spool sliding cavity is between described two seal rings.
6. stop valve as claimed in claim 5, it is characterized in that, the elastic component that described limit assembly comprises latch, is located at the Sealing on described latch and matches with described latch, in described valve body, corresponding described limit assembly is provided with holding cavity, described holding cavity is connected with described spool sliding cavity, described latch and described elastic component are installed in described holding cavity, and described latch compresses described elastic component and stretches out described holding cavity, and extend in described spool sliding cavity.
7. stop valve as claimed in claim 6, it is characterized in that, be also provided with pore in described valve body, described pore one end and described joint outlet, the other end is communicated with described holding cavity.
8. stop valve as claimed in claim 2, it is characterized in that, described end is provided with chamfering away from one end of described joint, is provided with the conical surface matched with described chamfering in described spool sliding cavity.
9. stop valve as claimed in claim 1, is characterized in that, described stop valve also comprises the bonnet being installed on the described spool sliding cavity the other end and the block be installed in the outlet of described joint.
10. an air conditioner, it is characterized in that, described air conditioner comprises body and is installed on the stop valve on described body, the stop valve of described stop valve according to any one of the claims 1 to 9, described capillary connecting tube is connected to the capillary tube of described air conditioner, and described fluid injection connecting tube is connected to the filling tube of described air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543891.0U CN204127338U (en) | 2014-09-19 | 2014-09-19 | Stop valve and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543891.0U CN204127338U (en) | 2014-09-19 | 2014-09-19 | Stop valve and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127338U true CN204127338U (en) | 2015-01-28 |
Family
ID=52383696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543891.0U Expired - Fee Related CN204127338U (en) | 2014-09-19 | 2014-09-19 | Stop valve and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204127338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387811A (en) * | 2017-08-16 | 2017-11-24 | 深圳市誉辰自动化设备有限公司 | Fluid injection control valve |
-
2014
- 2014-09-19 CN CN201420543891.0U patent/CN204127338U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387811A (en) * | 2017-08-16 | 2017-11-24 | 深圳市誉辰自动化设备有限公司 | Fluid injection control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150128 Termination date: 20210919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |