CN203979641U - The replaceable transition joint of filter screen for outlet valve - Google Patents
The replaceable transition joint of filter screen for outlet valve Download PDFInfo
- Publication number
- CN203979641U CN203979641U CN201420405483.9U CN201420405483U CN203979641U CN 203979641 U CN203979641 U CN 203979641U CN 201420405483 U CN201420405483 U CN 201420405483U CN 203979641 U CN203979641 U CN 203979641U
- Authority
- CN
- China
- Prior art keywords
- filter screen
- hole
- ring
- outlet valve
- upper tip
- 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
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- Filtration Of Liquid (AREA)
- Details Of Valves (AREA)
Abstract
The utility model relates to outlet valve connecting head technical field, especially relates to the replaceable transition joint of a kind of outlet valve filter screen.Be characterized in comprising upper tip and lower end, between upper tip and lower end, be provided with spacing flange plate, on spacing flange plate, in plane, recess is provided with seal groove, seal ring is arranged in seal groove, in the middle of upper tip and lower end, be provided with through hole, through hole is made up of upper through hole and lower through-hole, is provided with filter screen device in lower through-hole, and described upper tip and lower end periphery are provided with connecting thread.Its filter screen device is inserted from lower end bottom through-hole, if filter screen is because stopping up or breakage need to change time, without valve is disassembled, valve entirety just can be taken off replacing by filter screen from transition joint bottom after taking off, Renewal process simple and fast, has reduced to the full extent and has changed the impact that filter screen brings to heating system.
Description
Technical field
The utility model relates to outlet valve connecting head technical field, especially relates to the replaceable transition joint of a kind of outlet valve filter screen.
Background technique
Existing outlet valve bottom fitting, its filter screen is all to insert from the upper end-hole of joint, after installation, upper end of joint protrudes in the middle of valve cavity, in the time that filter net jam or breakage need to be changed, whole valve all need be disassembled just replaceable.Valve is all disassembled and wasted time and energy, and outlet valve is opened to work and also can has influence on the normal heating of heating installation.
Summary of the invention
The purpose of this utility model is to avoid the deficiencies in the prior art to provide a kind of outlet valve filter screen replaceable transition joint, thereby effectively solves the defect existing in prior art.
For achieving the above object, the technological scheme that the utility model is taked is: the replaceable transition joint of filter screen for described outlet valve, be characterized in comprising upper tip and lower end, between upper tip and lower end, be provided with spacing flange plate, on spacing flange plate, in plane, recess is provided with seal groove, seal ring is arranged in seal groove, in the middle of upper tip and lower end, be provided with through hole, through hole is made up of upper through hole and lower through-hole, in lower through-hole, be provided with filter screen device, described upper tip and lower end periphery are provided with connecting thread.
Described upper tip, spacing flange plate and lower end are integral type structure, the diameter of described upper through hole is less than the diameter of lower through-hole, annular gear edge is formed on lower through-hole top, and described filter screen device packs into from lower through-hole bottom nozzle, rear and annular gear is installed along contacting setting.
Described seal groove is circular setting around upper tip.
Described filter screen device is combined by filter screen and screens ring, screens ring periphery is provided with external spiral line, lower through-hole inwall correspondence is provided with internal spiral line, on screens ring, be provided with the adjusting recess that facilitates screens ring to install, when installation, first filter screen is packed in the middle of lower through-hole, then by screens ring, through hole is pushed against and is arranged in annular gear along position.
Described filter screen device is combined by filter screen, bayonet slot ring and snap ring, and filter screen is arranged in bayonet slot ring by snap ring, and bayonet slot ring is fastened in lower through-hole by interference fit, and when installation, bayonet slot ring attaches along tight with annular gear.
The beneficial effects of the utility model are: the replaceable transition joint of filter screen for described outlet valve, its filter screen device is inserted from lower end bottom through-hole, if filter screen is because stopping up or breakage need to change time, without valve is disassembled, valve entirety just can be taken off replacing by filter screen from transition joint bottom after taking off, Renewal process simple and fast, has reduced to the full extent and has changed the impact that filter screen brings to heating system.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the utility model embodiment 1 structural principle schematic diagram;
Fig. 2 is the fractionation structural principle schematic diagram of the utility model Fig. 1;
Fig. 3 be the utility model Fig. 1 look up structural principle schematic diagram;
Fig. 4 is the utility model embodiment 2 structural principle schematic diagram;
Fig. 5 is the fractionation structural principle schematic diagram of the utility model Fig. 4;
Fig. 6 be the utility model Fig. 4 look up structural principle schematic diagram;
Principle schematic when Fig. 7 is the utility model application.
1. upper tip; 2. lower end; 3. spacing flange plate; 4. seal groove; 5. seal ring; 6. through hole; The upper through hole of 6-1.; 6-2. lower through-hole; 6-3. annular gear edge; 7. connecting thread; 8. filter screen device; 8-1. filter screen; 8-2. screens ring; 8-3. regulates recess; 8-4. bayonet slot ring; 8-5. snap ring; 9. valve lower shell body.
Embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Specific embodiment 1, as shown in Figures 1 to 3, the replaceable transition joint of filter screen for described outlet valve, be characterized in comprising upper tip 1 and lower end 2, between upper tip 1 and lower end 2, be provided with spacing flange plate 3, on spacing flange plate 3, in plane, recess is provided with seal groove 4, seal ring 5 is arranged in seal groove 4, in the middle of upper tip 1 and lower end 2, be provided with through hole 6, through hole 6 is made up of upper through hole 6-1 and lower through-hole 6-2, in lower through-hole 6-2, be provided with filter screen device 8, described upper tip 1 and lower end 2 peripheries are provided with connecting thread 7.
Further, described upper tip 1, spacing flange plate 3 and lower end 2 are integral type structure, the diameter of described upper through hole 6-1 is less than the diameter of lower through-hole 6-2, lower through-hole 6-2 top forms annular gear along 6-3, described filter screen device 8 packs into from lower through-hole 6-2 bottom nozzle, after installing, contacts setting with annular gear along 6-3.
Further, described seal groove 4 is circular setting around upper tip 1.
Further, described filter screen device 8 is combined by filter screen 8-1 and screens ring 8-2, screens ring 8-2 periphery is provided with external spiral line, lower through-hole 6-2 inwall correspondence is provided with internal spiral line, on screens ring 8-2, be provided with the adjusting recess 8-3 that facilitates screens ring 8-2 to install, when installation, first filter screen 8-1 is packed in the middle of lower through-hole 6-2, then by screens ring 8-2, through hole 6 is pushed against and is arranged in annular gear along 6-3 position.
Specific embodiment 2, as shown in Figs. 4-6, as different from Example 1, described filter screen device 8 is combined by filter screen 8-1, bayonet slot ring 8-4 and snap ring 8-5, filter screen 8-1 is arranged in bayonet slot ring 8-4 by snap ring 8-5, bayonet slot ring 8-4 is fastened in lower through-hole 6-2 by interference fit, and when installation, bayonet slot ring 8-4 closely attaches along 6-3 with annular gear.
As shown in Figure 7, the replaceable transition joint of filter screen for described outlet valve, when installation, upper tip 1 probes in the middle of valve lower shell body 9, the seal ring 5 on spacing flange 3 seals and contacts with lower shell body, then by nut by upper tip maintenance in valve lower shell body.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. the replaceable transition joint of filter screen for outlet valve, it is characterized in that comprising upper tip and lower end, between upper tip and lower end, be provided with spacing flange plate, on spacing flange plate, in plane, recess is provided with seal groove, seal ring is arranged in seal groove, in the middle of upper tip and lower end, is provided with through hole, and through hole is made up of upper through hole and lower through-hole, in lower through-hole, be provided with filter screen device, described upper tip and lower end periphery are provided with connecting thread.
2. the replaceable transition joint of filter screen for outlet valve as claimed in claim 1, it is characterized in that: described upper tip, spacing flange plate and lower end are integral type structure, the diameter of described upper through hole is less than the diameter of lower through-hole, annular gear edge is formed on lower through-hole top, described filter screen device packs into from lower through-hole bottom nozzle, after installing, contacts setting with annular gear edge.
3. the replaceable transition joint of filter screen for outlet valve as claimed in claim 1, is characterized in that: described seal groove is circular setting around upper tip.
4. the replaceable transition joint of filter screen for outlet valve as claimed in claim 1 or 2, it is characterized in that: described filter screen device is combined by filter screen and screens ring, screens ring periphery is provided with external spiral line, lower through-hole inwall correspondence is provided with internal spiral line, is provided with the adjusting recess that facilitates screens ring to install on screens ring.
5. the replaceable transition joint of filter screen for outlet valve as claimed in claim 1 or 2, it is characterized in that: described filter screen device is combined by filter screen, bayonet slot ring and snap ring, filter screen is arranged in bayonet slot ring by snap ring, and bayonet slot ring is fastened in lower through-hole by interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405483.9U CN203979641U (en) | 2014-07-23 | 2014-07-23 | The replaceable transition joint of filter screen for outlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405483.9U CN203979641U (en) | 2014-07-23 | 2014-07-23 | The replaceable transition joint of filter screen for outlet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979641U true CN203979641U (en) | 2014-12-03 |
Family
ID=51977083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405483.9U Expired - Fee Related CN203979641U (en) | 2014-07-23 | 2014-07-23 | The replaceable transition joint of filter screen for outlet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203979641U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499872A (en) * | 2016-12-01 | 2017-03-15 | 大连液压件有限公司 | Dustproof safety valve |
| EP3552763A1 (en) * | 2018-04-10 | 2019-10-16 | Hamilton Sundstrand Corporation | Filter retaining plug |
| EP3660331A1 (en) * | 2018-11-27 | 2020-06-03 | Hamilton Sundstrand Corporation | Filter retaining plug and tool |
-
2014
- 2014-07-23 CN CN201420405483.9U patent/CN203979641U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499872A (en) * | 2016-12-01 | 2017-03-15 | 大连液压件有限公司 | Dustproof safety valve |
| EP3552763A1 (en) * | 2018-04-10 | 2019-10-16 | Hamilton Sundstrand Corporation | Filter retaining plug |
| US10975894B2 (en) | 2018-04-10 | 2021-04-13 | Hamilton Sunstrand Corporation | Filter retaining plug |
| US12049910B2 (en) | 2018-04-10 | 2024-07-30 | Hamilton Sundstrand Corporation | Filter retaining plug |
| EP3660331A1 (en) * | 2018-11-27 | 2020-06-03 | Hamilton Sundstrand Corporation | Filter retaining plug and tool |
| US11506291B2 (en) | 2018-11-27 | 2022-11-22 | Hamilton Sundstrand Corporation | Filter retaining plug and tool |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20190723 |