CN205315922U - Shunt tubes and have check valve of this shunt tubes - Google Patents
Shunt tubes and have check valve of this shunt tubes Download PDFInfo
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- CN205315922U CN205315922U CN201620025756.6U CN201620025756U CN205315922U CN 205315922 U CN205315922 U CN 205315922U CN 201620025756 U CN201620025756 U CN 201620025756U CN 205315922 U CN205315922 U CN 205315922U
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Abstract
The utility model discloses a shunt tubes, including this somatic part of pipe of axial through to offer less in the diverging section who pass through punching press formation of pipe this somatic part one end, its characterized in that, last first branch pipe and the second branch pipe seted up of diverging section, first branch pipe with connect through the first portion of sticising between the second branch pipe, first sticis the portion with connect the definition between this somatic part of pipe through first transition portion the axial length of the first portion of sticising is LA, the definition the axial length of first transition portion is LB, then, and LBLA >= 15, the utility model discloses a shunt tubes concerns the problem of the leakage that the excessive tensile part wall thickness reduction of transition portion who causes of the transition portion that controls seriously and easily leads to through the size between control transition portion and the portion of sticising, the utility model also discloses a check valve.
Description
Technical field
The utility model belongs to fluid dividing technology field, particularly relates to a kind of isocon and has the check valve of this isocon.
Background technology
Isocon is by being connected with other pipelines, it is possible to realize the effect shunted by fluid.
Fig. 1 show the front view of existing a kind of isocon, the sectional view that Fig. 2 show in Fig. 1 a-a direction.
As shown in Figure 1, the formation of this isocon is: comprise pipe body 1, distributary division 2, and distributary division 2 comprises the portion of being in charge of 4 and connection pipe body 1 and the connection section 3 being in charge of portion 4. The formation mode being in charge of portion 4 and connection section 3 is: adopts the mould to pressure that the middle part of the open end of distributary division 2 carries out punching press formation and is in charge of portion 4, in the process, by the stretching of the material of isocon self formation connection section 3 simultaneously. Wherein it is in charge of portion 4 for being connected with exterior line, to realize the shunting action of isocon. When it is connected with exterior line, exterior line needs insertion to be in charge of in portion 4 and weld with the end being in charge of portion and carry out water-cooled after welding. It is spacing that the degree of depth that portion 4 is in charge of in exterior line insertion generally adopts the mode of getting ready to carry out. There is risk of rupture at connection section 3 and the connecting portion being in charge of portion 4 in this existing isocon, once break, causes the fluid in isocon to release.
Practical novel content
The purpose of this utility model improves the quality of isocon, it is to increase its work reliability.
Another object of the present utility model is to provide a kind of check valve using the utility model isocon.
Isocon of the present utility model, comprise axial through tube body portion and at least it is opened in the shunting section formed by punching press of one end, described tube body portion, it is characterized in that, described shunting section has been offered the first arm and the 2nd arm, it is connected by first portion of pressing between described first arm with described 2nd arm, described first is pressed and is connected by the first transition part between portion with described tube body portion, and defining the described first axial length pressing portion is LA, the axial length defining described first transition part is LB, then, and LB/LA≥1/5。
Isocon of the present utility model, controls transition part by control transition part and the size relationship that presses between portion and is out of shape suddenly the problem that the transition part local wall thickness caused subtracts the thin leakage seriously and easily caused.
The isocon of the further improvement of structure described above, the first arc section that the one end on described first transition part is provided with described first portion of pressing is connected, the radius defining described first arc section is r1, then, and 0.5mm≤r1≤3mm。
The isocon of the further improvement of structure described above, described first transition part is provided with the 2nd arc section being connected with described tube body portion, connected by first section of connection between described first arc section with described 2nd arc section, described first connection Duan Weiyi plane, defines described first connection section and described first angle pressing between portion is α1, then, and 120 °≤α1≤160°。
The isocon of the further improvement of structure described above, described first transition part is provided with the 2nd arc section being connected with described tube body portion, connected by first section of connection between described first arc section with described 2nd arc section, described first connection Duan Weiyi circular arc face, tangent line and the described first angle scope pressed between portion of described first connection section are 120 ° to 160 °.
The isocon of the further improvement of structure described above, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and 30 °≤β≤60 °.
The isocon of the further improvement of structure described above, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and 30 °≤β≤60 °.
The isocon of the further improvement of structure described above, described shunting section has also been offered the 3rd arm, it is connected by the 2nd portion of pressing between described 3rd arm with described 2nd arm, described 2nd is pressed and is connected by the 2nd transition part between portion with described tube body portion, and defining the described 2nd axial length pressing portion is LA1, the axial length defining described 2nd transition part is LB1, then, and LB1/LA1≥1/5。
The isocon of the further improvement of structure described above, the three-arc section that the one end on described 2nd transition part is provided with described 2nd portion of pressing is connected, the radius defining described three-arc section is r2, then, and 0.5mm≤r2≤3mm。
The isocon of the further improvement of structure described above, described 2nd transition part is provided with the 4th arc section being connected with described tube body portion, connected by the 2nd section of connection between described 4th arc section and described three-arc section, described 2nd connection Duan Weiyi plane, defines described 2nd connection section and described 2nd angle pressing between portion is α2, then, and 120 °≤α2≤ 160 °, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and and 30 °≤β≤60 °.
The isocon of the further improvement of structure described above, LB/LA≤ 3/4, and/or, LB1/LA1≤3/4。
Check valve of the present utility model, the valve assembly comprising shell and being arranged in described shell, it is characterised in that, described shell is any one isocon of the present utility model, and described valve assembly is arranged in the described tube body portion of described isocon.
Check valve of the present utility model, adopt the isocon in the utility model, therefore because of its shell, it is to increase the quality of check valve, reduces the leakage rate of check valve.
Accompanying drawing explanation
Fig. 1 show the front view of existing a kind of isocon local;
The sectional view that Fig. 2 show in Fig. 1 a-a direction;
Fig. 3 show the front view of the utility model embodiment one;
The sectional view that Fig. 4 show in Fig. 3 B-B direction;
The sectional view that Fig. 5 show in Fig. 3 D-D direction;
The I of Fig. 3 shown in Fig. 61The partial enlargement figure at place;
Fig. 7 show the front view of the utility model embodiment two;
The sectional view that Fig. 8 show in Fig. 7 B-B direction;
The sectional view that Fig. 9 show in Fig. 7 D-D direction;
The I of Fig. 9 shown in Figure 102The partial enlargement figure at place;
Figure 11 show the structural representation of a kind of specific embodiment of the utility model check valve.
Embodiment
Below in conjunction with accompanying drawing, structure of the present utility model and principle are described in detail.
Fig. 3 show the front view of the utility model embodiment one; The sectional view that Fig. 4 show in Fig. 3 B-B direction; The sectional view that Fig. 5 show in Fig. 3 D-D direction; The I of Fig. 5 shown in Fig. 61The partial enlargement figure at place.
As shown in Figures 3 to 6, isocon 100 is comprised axial through tube body portion 10 and is opened in the shunting section 20 formed by punching press of one end, tube body portion 10, shunting section 20 has the first arm 21 and presses portion 31 by first between the 2nd arm 22, first arm 21 and the 2nd arm 22 and be connected. First is pressed and is connected by the first transition part between portion 31 with tube body portion 1.
In order to prevent in punching course, when the first transition part is stretched, wall thickness reduction is serious, it is necessary to control first presses the axial length in portion 31 and the proportionlity of the first transition part axial length, defines, and first to press the axial length in portion 31 be LA, the axial length of the first transition part is LB, then, and LAWith LBBetween size relationship meet LB/LA>=1/5. Cause, if LB/LA< 1/5, then the first transition part is too short, then the first transition part local deformaton is relatively big, and the quality improvement result of isocon 100 is less.
In order to reduce the sharply distortion of the first transition part in punching course, stress is concentrated to avoid the first transition part and the first connecting portion pressing portion 31 to occur, the one end on the first transition part is press the first arc section 41 that portion 31 is connected with first. First arc section 41 can also avoid sharply being out of shape excessive of the first transition part and wall thickness that is that cause is excessively thin. As preferably, the radius defining the first arc section 41 is r1Time, r1Range preferably from 0.5mm≤r1≤ 3mm, because of, if r1Size is excessively little, then the first transition part easily occurs that stress is concentrated, and does not have transitional function, if r1It is worth excessive, is then unfavorable for welding.
In order to make the first transition part transitions smooth further, not suddenling change, the other end at the first transition part is provided with being connected between the 2nd arc section the 42, two arc section 42 and the first arc section 41 of being connected with tube body portion 10 by the first section of connection 43. First connection section 43 can be a plane, and it is α that definition first connection section 43 and first presses the angle between portion 311, then 120 °≤α1≤160°。
Certainly, the first connection section 43 can also be a circular arc face, when it is a circular arc face, and aforesaid α1It is that the tangent line and first of the first connection section 43 presses the angle between portion 31.
The object such as upper angle scope is adopted to be, while avoiding the stress in punching course to concentrate, be convenient to again processing.
In addition, when isocon 100 needs to be connected with exterior line, it is necessary to exterior line is inserted the degree of depth in each arm and carries out spacing control. Mostly existing common limit method is on each arm by getting realization ready. Isocon of the present utility model, realize spacing: before the shunting section punching press of isocon 100 is formed each arm in the following way conveniently, need shunting section is carried out enlarging, can by shunting section in order to formed the first connection section 43 part enlarging for cone tubular, and make its cone angle beta be not less than 30 ° and be not more than 60 °.Pass through angle [alpha]1With the acting in conjunction of angle beta realize exterior line spacing. This kind of limit method, it is possible to cancel and getting ready, reduces the perforation risk that causes because getting ready, reduces operation and cost-saving.
Below in conjunction with Fig. 7 to Figure 10, the isocon of the utility model embodiment two is described.
Fig. 7 show the front view of the utility model embodiment two; The sectional view that Fig. 8 show in Fig. 7 B-B direction; The sectional view that Fig. 9 show in Fig. 7 D-D direction; The I of Fig. 9 shown in Figure 102The partial enlargement figure at place.
The isocon 200 of the present embodiment is mainly with the difference of the isocon of embodiment, shunting section has also been offered the 3rd arm 23, press portion 32 by the 2nd between 3rd arm 23 with the 2nd arm 22 to be connected, 2nd is pressed and is connected by the 2nd transition part between portion 32 with tube body 10, definition, the 2nd to press the axial length in portion 32 be LA1, the axial length of the 2nd transition part is LB1, then, and LA1With LB1Between size relationship meet LB1/LA1>=1/5. Cause, if LB1/LA1< 1/5, then the 2nd transition part is too short, then the 2nd transition part local deformaton is relatively big, and the quality improvement result of isocon is less.
In order to reduce the sharply distortion of the 2nd transition part in punching course, stress is concentrated to avoid the 2nd transition part and the 2nd connecting portion pressing portion 32 to occur, the one end on the 2nd transition part is provided with the three-arc section 51 pressed portion 32 and be connected with the 2nd. Three-arc section 51 can also avoid the 2nd being sharply out of shape excessive of transition part and wall thickness that is that cause is excessively thin. As preferably, the radius defining three-arc section 51 is r2Time, r2Range preferably from 0.5mm≤r2≤ 3mm, because of, if r2Size is excessively little, then the 2nd transition part easily occurs that stress is concentrated, and does not have transitional function, if r2It is worth excessive, is then unfavorable for welding.
Further, in order to make the 2nd transition part transitions smooth, not suddenling change, the other end at the 2nd transition part is provided with the 4th arc section 52 being connected with tube body portion 1, is connected by the 2nd section of connection 53 between three-arc section 51 with the 4th arc section 52. 2nd connection section 53 can be a plane, and it is α that definition the 2nd connection section 53 and the 2nd presses the angle between portion 322, then 120 °≤α2≤ 160 °, wherein, α2With the α in embodiment one1Principle and act on identical, at this no longer repeated description. In addition, in the present embodiment, with reference to embodiment one, before shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and and 30 °≤β≤60 °. Wherein identical in the principle of β and effect and embodiment one, at this also no longer repeated description.
Needs illustrate, isocon of the present utility model, it is possible to by L in embodiment oneB、LARelation be defined as LB/LA≤ 3/4. In embodiment two, it is possible to by LB1、LA1Relation be defined as LB1/LA1≤ 3/4 or simultaneously will. LB、LARelation and LB1、LA1Relation be defined as LB/LA≤3/4、LB1/LA1≤ 3/4. While realizing the utility model object, it is convenient to again the processing of each arm.
Isocon of the present utility model, control the excessive portion transition transition part local wall thickness caused that stretches by control transition part (the first transition part and/or the 2nd transition part) and the size relationship that presses between portion's (first presses portion and/or the 2nd presses portion) and subtract the problem of the thin leakage seriously and easily caused, it is to increase the quality product of isocon.
The utility model also provides a kind of check valve.
As shown in figure 11, it is the structural representation of practicality a kind of specific embodiment of novel check valve.Check valve 300 comprises shell 301 and valve assembly 302, and shell 301 have employed the isocon in embodiment one of the present utility model. Valve assembly 302 is placed in the tube body portion of isocon.
Check valve of the present utility model, adopts the isocon in the utility model because of its shell, therefore, reduce the leakage rate of check valve, it is to increase the quality of check valve.
Needing to illustrate, Figure 11 is a specific embodiment of check valve of the present utility model, and the shell of check valve of the present utility model can also adopt the isocon shown in Fig. 7 and other arbitrary isocon in the utility model protection domain.
It should be noted that in addition, the left side end points of the first transition part is tube body portion 10 and the position of intersecting point of the 2nd circular arc 42 herein, and the left side end points of the 2nd transition part is tube body portion 10 and the position of intersecting point of the 4th arc sections 52 herein.
Applying specific case herein principle of the present utility model and embodiment to have been set forth, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping. Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, it is also possible to the utility model carries out some improvement and modification, these improve and modify in the protection domain also falling into the utility model claim.
Claims (11)
1. an isocon, comprise axial through tube body portion and at least it is opened in the shunting section formed by punching press of one end, described tube body portion, it is characterized in that, described shunting section has been offered the first arm and the 2nd arm, it is connected by first portion of pressing between described first arm with described 2nd arm, described first is pressed and is connected by the first transition part between portion with described tube body portion, and defining the described first axial length pressing portion is LA, the axial length defining described first transition part is LB, then, and LB/LA≥1/5。
2. isocon according to claim 1, it is characterised in that, the first arc section that the one end on described first transition part is provided with described first portion of pressing is connected, the radius defining described first arc section is r1, then, and 0.5mm≤r1≤3mm。
3. isocon according to claim 2, it is characterized in that, described first transition part is provided with the 2nd arc section being connected with described tube body portion, connected by first section of connection between described first arc section with described 2nd arc section, described first connection Duan Weiyi plane, defines described first connection section and described first angle pressing between portion is α1, then, and 120 °≤α1≤160°。
4. isocon according to claim 2, it is characterized in that, described first transition part is provided with the 2nd arc section being connected with described tube body portion, connected by first section of connection between described first arc section with described 2nd arc section, described first connection Duan Weiyi circular arc face, tangent line and the described first angle scope pressed between portion of described first connection section are 120 ° to 160 °.
5. isocon according to claim 3, it is characterised in that, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and 30 °≤β≤60 °.
6. isocon according to claim 4, it is characterised in that, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and 30 °≤β≤60 °.
7. isocon according to the arbitrary item of claim 1-6, it is characterized in that, described shunting section has also been offered the 3rd arm, it is connected by the 2nd portion of pressing between described 3rd arm with described 2nd arm, described 2nd is pressed and is connected by the 2nd transition part between portion with described tube body portion, and defining the described 2nd axial length pressing portion is LA1, the axial length defining described 2nd transition part is LB1, then, and LB1/LA1≥1/5。
8. isocon according to claim 7, it is characterised in that, the three-arc section that the one end on described 2nd transition part is provided with described 2nd portion of pressing is connected, the radius defining described three-arc section is r2, then, and 0.5mm≤r2≤3mm。
9. isocon according to claim 8, it is characterized in that, described 2nd transition part is provided with the 4th arc section being connected with described tube body portion, connected by the 2nd section of connection between described 4th arc section and described three-arc section, described 2nd connection Duan Weiyi plane, defines described 2nd connection section and described 2nd angle pressing between portion is α2, then, and 120 °≤α2≤ 160 °, before described shunting section punching press, described connection section is tubular for having the cone of cone angle beta, then, and and 30 °≤β≤60 °.
10. isocon according to claim 8, it is characterised in that, LB/LA≤ 3/4, and/or, LB1/LA1≤3/4。
11. 1 kinds of check valves, the valve assembly comprising shell and being arranged in described shell, it is characterised in that, described shell is the isocon described in the arbitrary item of claim 1-10, and described valve assembly is arranged in the described tube body portion of described isocon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620025756.6U CN205315922U (en) | 2016-01-12 | 2016-01-12 | Shunt tubes and have check valve of this shunt tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620025756.6U CN205315922U (en) | 2016-01-12 | 2016-01-12 | Shunt tubes and have check valve of this shunt tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315922U true CN205315922U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620025756.6U Active CN205315922U (en) | 2016-01-12 | 2016-01-12 | Shunt tubes and have check valve of this shunt tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205315922U (en) |
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2016
- 2016-01-12 CN CN201620025756.6U patent/CN205315922U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220822 Address after: 312500 Daming new area, Zhejiang Xinchang Economic Development Zone, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Sanhua Commercial Refrigeration Co.,Ltd. Address before: 312500 xialiquan village, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |