CN202884099U - Stop valve and refrigerating system - Google Patents
Stop valve and refrigerating system Download PDFInfo
- Publication number
- CN202884099U CN202884099U CN2012205711190U CN201220571119U CN202884099U CN 202884099 U CN202884099 U CN 202884099U CN 2012205711190 U CN2012205711190 U CN 2012205711190U CN 201220571119 U CN201220571119 U CN 201220571119U CN 202884099 U CN202884099 U CN 202884099U
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- stop valve
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Abstract
The utility model discloses a stop valve. The stop valve comprises a valve body with a valve cavity, a valve core ball arranged in the valve cavity, and a valve rod matched with the valve core ball and used for driving the valve core ball, further comprises a filling component communicated with the valve cavity, and is characterized in that the valve body comprises a first channel, a second channel and a third channel, and the first channel, the second channel and the third channel are communicated with the valve cavity; the valve core ball comprises a valve core cavity, a first opening, a second opening, a third opening and a fourth opening, and the first opening, the second opening, the third opening and the fourth opening are communicated with the valve core cavity; the second channel, the fourth opening, the valve core cavity, the first opening and the first channel form a first return circuit; the second channel, the fourth opening, the valve core cavity, the second opening and the third channel form a second return circuit; and the first channel, the first opening, the valve core cavity, the third opening and the third channel form a third return circuit. The utility model further discloses a refrigerating system. The stop valve is convenient to operate and wide in application range.
Description
Technical field
The utility model belongs to the fluid control technology field, the refrigeration system that is specifically related to a kind of stop valve and makes this stop valve.
Background technique
Stop valve is widely used in the refrigeration system, especially in the system of the air-conditioning take R22, R407C, R410A etc. as refrigeration agent or similar applications.By operating valve lever, can open and cut off circulation path during use, play cut-off and conducting effect to refrigerant.And when maintenance as service valve, be used for vacuumizing, adding refrigeration agent etc.
Figure 1 shows that the cross section view of existing a kind of stop valve, Fig. 2 is the outline drawing of stop valve shown in Figure 1.As depicted in figs. 1 and 2, stop valve comprise valve body 1 ', the valve seat 2 ' that is threaded with valve body 1 ', be arranged at the spherical valve core 3 ' with through hole 8 ' in the valve body 1 ', drive spherical valve core 3 ' valve rod 4 ', be rotatably connected in bonnet 5 ' on the valve body, also comprise and fill valve seat 6 ', be arranged at the valve inside 7 ' that fills in the valve seat 6 ' and the filled bonnet 9 ' that cooperates with filled valve seat 6 '.Valve body 1 ', valve seat 2 ' are connected with respectively and take over 12 ', take over 11 ', by operating valve lever 4 ', can make and take over 11 ' and be communicated with adapter 12 ' or disconnect.Between valve seat 2 ' and the spherical valve core 3 ', be respectively equipped with sealing gasket X ' between valve body 1 ' and the spherical valve core 3 '.
When the stop valve of prior art is applied in the air-conditioning system, takes over 11 ' and link to each other with outdoor unit, adapter 12 ' links to each other with indoor set.When needs when air-conditioning system is overhauled or vacuumize, ball valve is closed, when maintenance or vacuumize when finishing, valve rod is rotated 90 degree ball valve is opened.
The stop valve of prior art is by two-way valve core and cooperating of two-way valve body forming the two-way stop valve.There is following deficiency in the stop valve of prior art: because the flow passage of existing stop valve is through-type, thereby require the air-conditioning system pipe arrangement also will be on the same straight line, then can't connect use to the pipeline that is not on the same straight line, have certain narrow limitation; In addition, owing to fill valve seat in the side of product, after product is installed connection, owing to fill valve seat near air conditioner housing, the convenience that impact operates.
The model utility content
In order to address the above problem, the utility model provides a kind of stop valve.
In order to realize the purpose of this utility model, stop valve of the present utility model, comprise valve body with valve pocket, be arranged at the spool ball in the described valve pocket, and match with described spool ball in order to drive the valve rod of described spool ball, also comprise the filled parts that are communicated with described valve pocket, it is characterized in that described valve body comprises first passage, second channel and the third channel that is connected with described valve pocket; The first opening, the second opening, the 3rd opening and the 4th opening that described spool bag is drawn together spool chamber and is connected with described spool chamber; Described second channel, described the 4th opening, described spool chamber, described the first opening, described first passage consist of the first loop; Described second channel, described the 4th opening, described spool chamber, described the second opening, described third channel consist of second servo loop; Described first passage, described the first opening, described spool chamber, described the 3rd opening, described third channel consist of tertiary circuit; When valve was opened, described the first circuit communication, described second servo loop were communicated with; When valve cut out, described the first loop disconnected, described second servo loop disconnects, and described tertiary circuit is communicated with.
Further, the stop valve of structure as mentioned above, the axis of the axis of described first passage, the axis of described second channel and described third channel is in the same plane, described second channel vertically arranges with respect to described second channel and described third channel with the coaxial setting of described third channel, described first passage.
Further, the stop valve of structure as mentioned above, described the second opening on the described spool ball and the coaxial setting of described the 4th opening, the axis of the axis of described the first opening, described the second opening, the axis three of described the 3rd opening are mutually vertical.
Further, the stop valve of structure as mentioned above, described the second opening and described the 4th opening connect; Described the first opening is that non-through hole, described the 3rd opening are non-through hole.
Preferably, the stop valve of structure also comprises the valve seat affixed with described valve body as mentioned above, and described filled parts are fixed on the described valve seat.
Preferably, the stop valve of structure as mentioned above, described filled parts, described valve seat, described third channel, described spool ball and the coaxial setting of described second channel.
Preferably, the stop valve of structure as mentioned above, described filled parts are fixed on the sidewall of described first passage.
The invention also discloses a kind of refrigerant system, comprise indoor set, outdoor unit, it is characterized in that, also comprise aforesaid stop valve, described stop valve is connected by pipeline with described indoor set, described outdoor unit, when described stop valve was opened, described outdoor unit was communicated with described indoor set by the first loop; When described stop valve was closed, described indoor set was communicated with by described tertiary circuit with described filled parts.
Stop valve of the present utility model, because flow passage can be rectangular shape, thereby applicable to outdoor unit and the indoor set type on same straight line not, in addition, owing to fill the top that valve seat can be positioned at product, can not produce with air conditioner housing and interfere, improved the convenience of operation.
Description of drawings
Figure 1 shows that the cross section view of existing a kind of stop valve;
Fig. 2 is the outline drawing of stop valve shown in Figure 1;
Fig. 3 is the cross section view of the utility model embodiment one stop valve when being in open mode;
Fig. 4 is the cross section view of the utility model embodiment one stop valve when being in closed condition;
Fig. 5 is the stereogram of the spool ball of the utility model stop valve;
Fig. 6 is the utility model embodiment two cross section view;
Fig. 7 is the schematic representation of the utility model refrigeration system.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further details.
Embodiment one:
Specifically, Fig. 3 is the utility model embodiment one stop valve 100 cross section view when being in open mode; Fig. 4 is the cross section view of the utility model embodiment one stop valve 100 when being in closed condition; Fig. 5 is the stereogram of the spool ball of the utility model stop valve 100.
Fig. 3 is the cross section view of the utility model embodiment one stop valve 100 when being in open mode.As shown in Figure 3, the stop valve 100 of present embodiment comprises valve body 10 with valve pocket 101, be arranged at spool ball 20 in the valve pocket 101, match with spool ball 20 in order to drive the valve rod 30 of spool ball 20 rotations, also comprise the filled parts 40 that are communicated with valve pocket 101.At first seal by sealing gasket 61 between spool ball 20 and the valve body 10.Be bolted with sealing by seal arrangement of valve seat 50, valve seat 50 and spool ball 20 on the valve body 10 of the stop valve 100 in the present embodiment.Seal arrangement comprises the Sealing 62 of fitting with spool ball 20 and makes Sealing 62 all the time near the elastic component 63 of spool ball 20.In the present embodiment, one group of belleville spring of elastic component 63 preferred employings.In order to strengthen the sealing between valve seat 50 and the valve body 10, valve seat 50 also further passes through welded seal after being spirally connected with valve body 10.This stop valve also comprises and fills parts 40, fills parts 40 and comprises and fill seat 41 and be arranged at the valve inside 42 that fills in the seat 41, fills seat 41 and is screwed onto on the valve seat 50.
As shown in Figure 3, valve body 10 comprises first passage 1, second channel 2, the third channel 3 that is connected with valve pocket 101.In the present embodiment, as optimal way, the axis of the axis of the axis of first passage 1, second channel 2 and third channel 3 is in the same plane, and second channel 2 vertically arranges with respect to second channel 2 and third channel 3 with third channel 3 coaxial settings, first passage 1.
Figure 5 shows that the stereogram of the spool ball 20 of the utility model stop valve 100.Such as Fig. 5 and shown in Figure 3, spool ball 20 comprises spool chamber 201 and the first opening 21, the second opening 22, the 3rd opening 23 and the 4th opening 24 that are connected with spool chamber 201.An end relative with the first opening 21 on the spool ball is provided with the groove 25 that cooperates for valve rod 30.As preferred implementation, the second opening 22 on the spool ball 20 and the 24 coaxial settings of the 4th opening, the axis three of the axis of the axis of the first opening 21, the second opening 22, the 3rd opening 23 is vertical the setting mutually.The second opening 22 and the 4th opening 24 connect, and the first opening 21 is non-through hole, and the 3rd opening 23 is non-through hole.
Fig. 3 is the cross section view of present embodiment stop valve 100 when being in open mode; Fig. 4 is the cross section view of present embodiment stop valve 100 when being in closed condition.As shown in Figure 3, fill parts 40, valve seat 50, third channel 3, spool ball 20 and second channel 2 coaxial settings.Second channel 2, the 4th opening 24, spool chamber 201, the first opening 21, first passage 1 consist of the first loop A; Second channel 2, the 4th opening 24, described spool chamber 201, described the second opening 22, described third channel 3 consist of second servo loop B; First passage 1, the first opening 21, spool chamber 201, the 3rd opening 23, third channel 3 consist of tertiary circuit C.As shown in Figure 3, when valve was in open mode, the first loop A was communicated with, second servo loop B also is communicated with; When pressing direction shown in Figure 3, behind valve rod 30 clockwise direction 90-degree rotations, valve is in closed condition, and at this moment, as shown in Figure 4, the first loop A disconnects, second servo loop B also disconnects, and tertiary circuit C is communicated with.
Embodiment two:
Figure 6 shows that the utility model embodiment two cross section view.
The structure of spool ball 20 is identical with spool spherical structure among the embodiment one in the present embodiment, at this repeated description no longer.The below only describes for not existing together of present embodiment and embodiment one.
As shown in Figure 6, in order to adapt to the difference needs of stop valve institute application, in the stop valve 100 of present embodiment, fill parts 40 and be directly connected on the sidewall of the first passage 1 on the valve body 10.Third channel 3 is bolted with bonnet 70, seals by Sealing 62 and the elastic component 63 identical with embodiment's one structure between bonnet 70 and the spool ball 20.
In addition, the invention also discloses a kind of refrigeration system that should the utility model stop valve.Figure 7 shows that the schematic representation of the utility model refrigeration system.Refrigeration system mainly comprises indoor set 200, outdoor unit 300, compressor 400, also comprises this stop valve 100.Stop valve 100 adopts stop valve of the present utility model.Stop valve 100 and indoor set 200, outdoor unit 300 are connected by pipeline.When stop valve 100 was opened, outdoor unit 300 was communicated with described indoor set 200 by the first loop A; When stop valve 100 was closed, indoor set 200 was communicated with by tertiary circuit C with filled parts 40.
Certainly, the description of two above-mentioned preferred embodiments is the core concept in order to illustrate that this enforcement is novel just, is not the restriction of this being implemented novel protected scope.For example, when those skilled in the art can be as required change the shape of the valve body 10 in the utility model, first interface 21, the second interface 22, the 3rd interface 23, the 4th interface 24, also can to sealing gasket 61, Sealing 62, and the structure of elastic component and shape improve etc.
In sum, stop valve of the present utility model is because flow passage is rectangular shape, thereby be applicable to the not type on same straight line of outdoor unit and indoor set, in addition, because the charging valve seat is positioned at the top of product, can not produce with air conditioner housing and interfere, improve the convenience of operation.
The above only is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a stop valve (100), comprise valve body (10) with valve pocket (101), be arranged at the spool ball (20) in the described valve pocket (101), and match with described spool ball (20) in order to drive the valve rod (30) of described spool ball (20), also comprise the filled parts (40) that are communicated with described valve pocket (101), it is characterized in that
Described valve body (10) comprises first passage (1), second channel (2) and the third channel (3) that is connected with described valve pocket (101);
Described spool ball (20) comprises spool chamber (201) and the first opening (21), the second opening (22), the 3rd opening (23) and the 4th opening (24) that are connected with described spool chamber (201);
Described second channel (2), described the 4th opening (24), described spool chamber (201), described the first opening (21), described first passage (1) consist of the first loop (A);
Described second channel (2), described the 4th opening (24), described spool chamber (201), described the second opening (22), described third channel (3) consist of second servo loop (B);
Described first passage (1), described the first opening (21), described spool chamber (201), described the 3rd opening (23), described third channel (3) consist of tertiary circuit (C);
When valve was opened, described the first loop (A) was communicated with, described second servo loop (B) is communicated with;
When valve cut out, described the first loop (A) disconnected, described second servo loop (B) disconnects, and described tertiary circuit (C) is communicated with.
2. stop valve according to claim 1 (100), it is characterized in that, the axis of the axis of the axis of described first passage (1), described second channel (2) and described third channel (3) is in the same plane, described second channel (2) and the coaxial setting of described third channel (3), described first passage (1) is with respect to described second channel (2) and the vertical setting of described third channel (3).
3. stop valve according to claim 2 (100), it is characterized in that, described the second opening (22) on the described spool ball (20) and the coaxial setting of described the 4th opening (24), the axis of the axis of described the first opening (21), described the second opening (22), the axis three of described the 3rd opening (23) are mutually vertical.
4. stop valve according to claim 3 (100) is characterized in that, described the second opening (22) connects with described the 4th opening (24); Described the first opening (21) is non-through hole; Described the 3rd opening (23) is non-through hole.
5. each described stop valve (100) is characterized in that according to claim 1-4, also comprises the valve seat (50) affixed with described valve body (10), and described filled parts (40) are fixed on the described valve seat (50).
6. stop valve according to claim 5 (100), it is characterized in that described filled parts (40), described valve seat (50), described third channel (3), described spool ball (20) and the coaxial setting of described second channel (2).
7. each described stop valve (100) is characterized in that according to claim 1-4, and described filled parts (40) are fixed on the sidewall of described first passage (1).
8. refrigeration system, comprise indoor set (200), outdoor unit (300), it is characterized in that, also comprise each described stop valve (100) such as claim 1-7, described stop valve (100) is connected by pipeline with described indoor set (200), described outdoor unit (300), when described stop valve (100) when opening, described outdoor unit (300) is communicated with described indoor set (200) by the first loop (A); When described stop valve (100) when closing, described indoor set (200) is communicated with by described tertiary circuit (C) with described filled parts (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205711190U CN202884099U (en) | 2012-11-01 | 2012-11-01 | Stop valve and refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205711190U CN202884099U (en) | 2012-11-01 | 2012-11-01 | Stop valve and refrigerating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202884099U true CN202884099U (en) | 2013-04-17 |
Family
ID=48075529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205711190U Expired - Lifetime CN202884099U (en) | 2012-11-01 | 2012-11-01 | Stop valve and refrigerating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202884099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108324095A (en) * | 2018-02-28 | 2018-07-27 | 傅峰峰 | A kind of steam cooking apparatus and intelligent kitchen cabinet |
-
2012
- 2012-11-01 CN CN2012205711190U patent/CN202884099U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108324095A (en) * | 2018-02-28 | 2018-07-27 | 傅峰峰 | A kind of steam cooking apparatus and intelligent kitchen cabinet |
| CN108324095B (en) * | 2018-02-28 | 2024-05-14 | 傅峰峰 | Steam cooking equipment and intelligent kitchen cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 312500 Zhejiang city of Shaoxing province Xinchang County Chengguan town of Liquan Patentee after: ZHEJIANG SANHUA INTELLIGENT CONTROLS Co.,Ltd. Address before: 312500 Xinchang, Zhejiang province Qixing street under the village of Liquan Patentee before: ZHEJIANG SANHUA Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130417 |