CN206770684U - A kind of Vertical Lift Check Valves - Google Patents
A kind of Vertical Lift Check Valves Download PDFInfo
- Publication number
- CN206770684U CN206770684U CN201720266164.8U CN201720266164U CN206770684U CN 206770684 U CN206770684 U CN 206770684U CN 201720266164 U CN201720266164 U CN 201720266164U CN 206770684 U CN206770684 U CN 206770684U
- Authority
- CN
- China
- Prior art keywords
- valve rod
- support frame
- check valves
- outer barrel
- vertical lift
- 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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- Check Valves (AREA)
Abstract
The utility model discloses a kind of Vertical Lift Check Valves, including valve body, the inner tip of the valve body is provided with support frame, run through at the bottom center of support frame as described above and be connected with valve rod, the bottom of the valve rod is provided with flap, the junction of the outer barrel and inner cylinder is provided with the first sliding sleeve, and the inside of the valve rod is provided with lower oilhole, and the inner bottom of the valve rod is provided with feed bore.The Vertical Lift Check Valves, pass through inner cylinder, outer barrel and the cooperation for storing oily cylinder, pulling down the oily cylinder of storage promotes machine oil to be discharged into by feed bore in inner cylinder, avoid or fracture damaged because of the invading bubble of decoction after helical spring long-term use, it ensure that the performance of helical spring, moved upwards with ovable valve stem when flap is impacted and compression helical spring and the outside that drives outer barrel to be displaced into inner cylinder, and outer barrel and the sealing effectiveness of inner cylinder junction are improved by the first sliding sleeve and end cap, its sealing effectiveness is ideal.
Description
Technical field
Valve technology field is the utility model is related to, specially a kind of Vertical Lift Check Valves.
Background technology
Vertical Lift Check Valves, because the pressure of entrance point medium in pipeline acts on, in existing Vertical Lift Check Valves, such as Shen
Please number be 201320482991.2 utility model patent, valve body, valve rod, flap and valve seat, the upper end of valve body is fixed with branch
Frame, the bottom of support are provided with through hole, and valve rod passes through through hole, and flap is fixed on the bottom of valve rod, although the patent seal
It is not easily disconnected from, but in actual use, its sealing effectiveness is unsatisfactory.
Utility model content
The purpose of this utility model is to provide a kind of Vertical Lift Check Valves, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of Vertical Lift Check Valves, including valve body, institute
The inner tip for stating valve body is provided with support frame, and support frame as described above is connected with valve body by top pressure ring, set on the outside of support frame as described above
There is fluting, run through at the bottom center of support frame as described above and be connected with valve rod, the bottom of the valve rod is provided with flap, the support
The Basolateral of frame is provided with inner cylinder, and the apical lateral of the flap is provided with outer barrel, and the inner cylinder runs through outer barrel, the outer barrel
The first sliding sleeve is provided with the junction of inner cylinder, end cap is installed on the outside of first sliding sleeve, is provided with the outside of the valve rod
Helical spring, the inside of the valve rod are provided with lower oilhole, and the inner bottom of the valve rod is provided with feed bore, and the lower oilhole is with giving
Oilhole connects, and the inwall of the lower oilhole is provided with the second sliding sleeve, and the inside of the lower oilhole, which is provided with, stores oily cylinder, described to store oil
Cylinder is engaged with the second sliding sleeve, and the inside for storing oily cylinder is provided with inner via hole, and the top of the inner via hole is provided with interior plug.
Preferably, the top of the lower oilhole is provided with adaptation groove, and top plug, the adaptation groove are provided with the adaptation groove
Inwall oil sealing is installed, the top of the top plug is provided with the groove of the notch.
Preferably, the inwall of the feed bore is provided with heavy alloy plate.
Preferably, the apical lateral of the valve rod is provided with projection.
Preferably, the junction top of support frame as described above and valve body is provided with pad.
Compared with prior art, the beneficial effects of the utility model are：The Vertical Lift Check Valves, pass through inner cylinder, outer barrel and storage
The cooperation of oily cylinder, pull down the oily cylinder of storage and promote machine oil to be discharged into by feed bore in inner cylinder, avoid helical spring from making for a long time
With the rear damaged or fracture because of the invading bubble of decoction, the performance of helical spring is ensure that, band ovable valve stem when flap is impacted
Simultaneously compression helical spring and the outside for driving outer barrel to be displaced into inner cylinder are moved upwards, and it is outer by the first sliding sleeve and end cap raising
Cylinder and the sealing effectiveness of inner cylinder junction, its sealing effectiveness are ideal.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is stem structure schematic diagram of the present utility model.
In figure：1st, top pressure ring, 2, valve body, 3, raised, 4, inner cylinder, 5, end cap, 6, outer barrel, 7, pad, 8, support frame, 9, open
Groove, 10, valve rod, 11, helical spring, the 12, first sliding sleeve, 13, flap, 14, the groove of the notch, 15, oil sealing, 16, adaptation groove, 17,
Two sliding sleeves, 18, inner via hole, 19, lower oilhole, 20, heavy alloy plate, 21, top plug, 22, interior plug, 23, store oily cylinder, 24,
Feed bore.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of Vertical Lift Check Valves, including valve body 2, valve body 2
Inner tip be provided with support frame 8, support frame 8 is connected by top pressure ring 1 with valve body 2, and the junction of support frame 8 and valve body 2 is pushed up
End is provided with pad 7, and support frame 8 is installed on the inside of valve body 2 by top pressure ring 1, and the outside of support frame 8 is provided with fluting 9, support frame
Through valve rod 10 is connected with 8 bottom center, the apical lateral of valve rod 10 is provided with projection 3, and the bottom of valve rod 10 is provided with
Flap 13, the Basolateral of support frame 8 are provided with inner cylinder 4, and the apical lateral of flap 13 is provided with outer barrel 6, and inner cylinder 4 runs through outer barrel
6, the junction of outer barrel 6 and inner cylinder 4 is provided with the first sliding sleeve 12, and the outside of the first sliding sleeve 12 is provided with end cap 5, the outside of valve rod 10
Helical spring 11 is installed, the coefficient of elasticity of helical spring 11 is 20N/CN, and liquid is entered in valve body 2 by the bottom of valve body 2
And flap 13 is impacted, band ovable valve stem 10 motion and compression helical spring 11, while flap 13 upwards when flap 13 is impacted
Drive outer barrel 6 to be displaced into the outside of inner cylinder 4, and outer barrel 6 and the junction of inner cylinder 4 are improved by the first sliding sleeve 12 and end cap 5
Sealing effectiveness, antibiotic decoction are discharged after entering in valve body 2 by fluting 9, and the inside of valve rod 10 is provided with lower oilhole 19, valve rod 10
Inner bottom be provided with feed bore 24, the inwall of feed bore 24 is provided with heavy alloy plate 20, lower oilhole 19 and feed bore 24
Connect, the inwall of lower oilhole 19 is provided with the second sliding sleeve 17, and the inside of lower oilhole 19, which is provided with, stores oily cylinder 23, stores oily cylinder 23 and the
Two sliding sleeves 17 are engaged, and the inside for storing oily cylinder 23 is provided with inner via hole 18, and the top of inner via hole 18 is provided with interior plug 22, by machine oil
In the inner via hole 18 poured into the oily cylinder 23 of storage and flow into feed bore 24, pulling down the oily cylinder 23 of storage makes it fully enter lower oilhole
In 19, while promote machine oil to be discharged into by feed bore 24 in inner cylinder 4, ensure that the performance of helical spring 11, lower oil
The top in hole 19 is provided with adaptation groove 16, and top plug 21 is provided with adaptation groove 16, and the inwall of adaptation groove 16 is provided with oil sealing 15, pushes up
The top of plug 21 is provided with the groove of the notch 14, and top plug 21 is installed in adaptation groove 16 to be fixed and to lower oilhole to storing oily cylinder 23
19 are sealed.
Machine oil is poured into the inner via hole 18 stored in oily cylinder 23 and flowed into feed bore 24, pulling down the oily cylinder 23 of storage makes it
Fully enter in lower oilhole 19, while promote machine oil to be discharged into by feed bore 24 in inner cylinder 4, ensure that helical spring 11
Performance, liquid are entered in valve body 2 by the bottom of valve body 2 and impact flap 13, and flap 13 drives valve when being impacted
Bar 10 motion and compression helical spring 11 upwards, while flap 13 drives outer barrel 6 to be displaced into the outside of inner cylinder 4, and pass through the
One sliding sleeve 12 and end cap 5 improve outer barrel 6 and the sealing effectiveness of the junction of inner cylinder 4, antibiotic decoction enter in valve body 2 after by opening
Groove 9 is discharged, and when there is adverse current or flow is reduced, is promoted by the resilient urging force of helical spring 11 under valve rod 10 and flap 13
Shifting seals to valve body 2.
In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
Portion ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " center ", the orientation of the instruction such as " both ends " or position close
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd ", " the 4th " are only used for describing purpose, and it is not intended that instruction or
Relative importance or the implicit quantity for indicating indicated technical characteristic are implied, thus, defines " first ", " second ", " the
Three ", at least one this feature can be expressed or be implicitly included to the feature of " the 4th ".
In the utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ", " Gu
Calmly ", the term such as " spinning " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；
Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite, for this area
For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Vertical Lift Check Valves, including valve body (2), it is characterised in that：The inner tip of the valve body (2) is provided with support frame
(8), support frame as described above (8) is connected by top pressure ring (1) with valve body (2), and the outside of support frame as described above (8) is provided with fluting (9), institute
State through valve rod (10) is connected with the bottom center of support frame (8), the bottom of the valve rod (10) is provided with flap (13), institute
The Basolateral for stating support frame (8) is provided with inner cylinder (4), and the apical lateral of the flap (13) is provided with outer barrel (6), described interior
Cylinder (4) runs through outer barrel (6), and the outer barrel (6) and the junction of inner cylinder (4) are provided with the first sliding sleeve (12), first sliding sleeve
(12) end cap (5) is installed on the outside of, helical spring (11) is installed on the outside of the valve rod (10), the valve rod (10) it is interior
Portion is provided with lower oilhole (19), and the inner bottom of the valve rod (10) is provided with feed bore (24), the lower oilhole (19) and feed bore
(24) connect, the inwall of the lower oilhole (19) is provided with the second sliding sleeve (17), and the inside of the lower oilhole (19), which is provided with, to be stored
Oily cylinder (23), the oily cylinder (23) of storage are engaged with the second sliding sleeve (17), and the inside for storing oily cylinder (23) is provided with inner via hole
(18), the top of the inner via hole (18) is provided with interior plug (22).
A kind of 2. Vertical Lift Check Valves according to claim 1, it is characterised in that：The top of the lower oilhole (19) is provided with suitable
Slot allocation (16), the adaptation groove (16) is interior to be provided with top plug (21), and the inwall of the adaptation groove (16) is provided with oil sealing (15),
The top of the top plug (21) is provided with the groove of the notch (14).
A kind of 3. Vertical Lift Check Valves according to claim 1, it is characterised in that：The inwall of the feed bore (24) is provided with
Heavy alloy plate (20).
A kind of 4. Vertical Lift Check Valves according to claim 1, it is characterised in that：The apical lateral installation of the valve rod (10)
Have raised (3).
A kind of 5. Vertical Lift Check Valves according to claim 1, it is characterised in that：The company of support frame as described above (8) and valve body (2)
Connect place top and be provided with pad (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720266164.8U CN206770684U (en) | 2017-03-11 | 2017-03-11 | A kind of Vertical Lift Check Valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720266164.8U CN206770684U (en) | 2017-03-11 | 2017-03-11 | A kind of Vertical Lift Check Valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206770684U true CN206770684U (en) | 2017-12-19 |
Family
ID=60632665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720266164.8U Expired - Fee Related CN206770684U (en) | 2017-03-11 | 2017-03-11 | A kind of Vertical Lift Check Valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206770684U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035879A (en) * | 2017-12-29 | 2018-05-15 | 广东兴泽尔新能源科技有限公司 | The increasing enthalpy structure and screw compressor of compressor |
| CN108278391A (en) * | 2018-05-02 | 2018-07-13 | 安徽理工大学 | Efficient check (non-return) valve |
| CN109990123A (en) * | 2019-03-12 | 2019-07-09 | 陕西柴油机重工有限公司 | A kind of check-valves of anti-reverse impact and engine pipeline component comprising it |
-
2017
- 2017-03-11 CN CN201720266164.8U patent/CN206770684U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035879A (en) * | 2017-12-29 | 2018-05-15 | 广东兴泽尔新能源科技有限公司 | The increasing enthalpy structure and screw compressor of compressor |
| CN108035879B (en) * | 2017-12-29 | 2023-08-22 | 广东兴泽尔新能源科技有限公司 | Enthalpy increasing structure of compressor and scroll compressor |
| CN108278391A (en) * | 2018-05-02 | 2018-07-13 | 安徽理工大学 | Efficient check (non-return) valve |
| CN109990123A (en) * | 2019-03-12 | 2019-07-09 | 陕西柴油机重工有限公司 | A kind of check-valves of anti-reverse impact and engine pipeline component comprising it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325024 the Central Industrial District of Longwan District, Wenzhou, Zhejiang Patentee after: Xintai Valve Group Co.,Ltd. Address before: 325024 the Central Industrial District of Longwan District, Wenzhou, Zhejiang Patentee before: XINTAI VALVE Co.,Ltd. |
|
| 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: 20171219 |