CN208816750U - A kind of spring line check valve - Google Patents
A kind of spring line check valve Download PDFInfo
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- CN208816750U CN208816750U CN201821459550.XU CN201821459550U CN208816750U CN 208816750 U CN208816750 U CN 208816750U CN 201821459550 U CN201821459550 U CN 201821459550U CN 208816750 U CN208816750 U CN 208816750U
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- valve
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- compressed spring
- fixedly connected
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Abstract
The utility model discloses a kind of spring line check valve, including valve body and it is arranged in the intracorporal valve chamber of valve, inlet is provided on the left of the valve body, liquid outlet is provided on the right side of the valve body, the inlet and liquid outlet are integral type setting with valve body, spherical valve core is provided in the valve chamber, the spherical valve core blocks inlet, compressed spring is provided on the right side of the spherical valve core, valve seat is provided on the right side of the compressed spring, the valve seat is fixedly connected with the valve body, one end of the compressed spring is fixedly connected with spherical valve core, the other end of the compressed spring is fixedly connected with valve seat, the retainer ring for compressing sealing inlet is provided in the valve chamber, the retainer ring is fixedly connected with valve chamber, the spring protecting jacket to match with it is provided in the compressed spring, the spring protecting jacket wraps compressed spring；The spring line check valve can effectively prevent spring and be corroded.
Description
Technical field
The utility model relates to a kind of spring line check valves.
Background technique
Check valve is that fluid can only be flowed along water inlet, and water outlet medium can not but flow back, and be commonly called as check valve.Check valve is again
Claim check-valves or non-return valve.It is empty for preventing oil stream reverse flow in hydraulic system, or for preventing from compressing in pneumatic system
Gas reverse flow.Check valve has through type and two kinds of right-angle type.Straight check valve, which is threadedly coupled, to be installed on the pipeline.Right angle
Formula check valve has threaded connection, board-like connection and three kinds of forms of flanged joint.
But existing check valve, because being used for a long time, spring inevitably will appear corrosion and be damaged often by the immersion of liquid, this
Field technical staff is desirable to provide a kind of check valve that can effectively prevent spring and be corroded.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of spring pipeline lists for effectivelying prevent spring to be corroded
To valve.
To solve the above problems, the utility model adopts the following technical solution:
A kind of spring line check valve, including valve body and setting, in the intracorporal valve chamber of valve, the left side of the valve body is arranged
There is inlet, liquid outlet is provided on the right side of the valve body, the inlet and liquid outlet are integral type setting, institute with valve body
It states and is provided with spherical valve core in valve chamber, the spherical valve core blocks inlet, it is provided with compressed spring on the right side of the spherical valve core,
It is provided with valve seat on the right side of the compressed spring, the valve seat is fixedly connected with the valve body, one end of the compressed spring and globe valve
Core is fixedly connected, and the other end of the compressed spring is fixedly connected with valve seat, be provided in the valve chamber for compress seal into
The retainer ring of liquid mouth, the retainer ring are fixedly connected with valve chamber, and the spring protecting jacket to match with it is provided in the compressed spring,
The spring protecting jacket wraps compressed spring, and the both ends of the spring protecting jacket connect with spherical valve core and valve base sealing respectively
It connects, the valve seat is square setting, and circular through hole is provided on the valve seat, and the circular through hole circular array distribution is set
It sets.
Preferably, being provided with baffle on the valve chamber, the baffle is located at valve chamber close to one end of liquid outlet, the gear
Plate is fixedly connected with valve chamber.Baffle can effectively prevent spherical valve core disengaging valve chamber and enter liquid outlet, to block liquid outlet.
Preferably, being provided with gasket on the retainer ring, the gasket and retainer ring bonding are connected.Gasket can be effective
It is bonded spherical valve core with inlet, effectively prevent liquid reflux.
Preferably, being provided with overflow hole on the baffle, the overflow hole is symmetric setting.Liquid pushes spherical shape open
Spool is flowed into from inlet, is flowed out by overflow hole toward liquid outlet, is effectively limited water flow size.
Preferably, the spring protection, which is put on, is provided with waterproof membrane, the waterproof membrane wraps spring protecting jacket, described
Waterproof membrane and spring protecting jacket bonding connect.Waterproof membrane can make spring protecting jacket waterproof, can effective protection compressed spring.
Preferably, the compressed spring outer surface is provided with corrosion-inhibiting coating.Corrosion-inhibiting coating can effectively prevent compressed spring
It is corroded.
Preferably, being provided with filter screen on the liquid outlet, the filter screen is fixedly connected with the valve body.Filter screen can have
Impurity in effect filtering liquid.
The utility model has the following beneficial effects: by being provided with spring protecting jacket, spring protecting jacket sealed envelope lives to compress
Spring makes compressed spring avoid the long period of soaking by liquid, to effectively it be prevented to be corroded.In addition, being arranged on valve chamber
There is baffle, baffle is located at valve chamber close to one end of liquid outlet, and baffle is fixedly connected with valve chamber.Baffle can effectively prevent spherical valve core
It is detached from valve chamber and enters liquid outlet, to block liquid outlet.Gasket is provided on retainer ring, gasket and retainer ring bonding connect.It is close
Packing effectively can be such that spherical valve core is bonded with inlet, effectively prevent liquid reflux.Overflow hole is provided on baffle, overflow hole is in
Symmetrical setting.Liquid is pushed spherical valve core open and is flowed into from inlet, flows out by overflow hole toward liquid outlet, effectively limitation water flow
Size.Spring protection, which is put on, is provided with waterproof membrane, and waterproof membrane wraps spring protecting jacket, and waterproof membrane and spring protecting jacket bonding connect
It connects.Waterproof membrane can make spring protecting jacket waterproof, can effective protection compressed spring.Compressed spring outer surface is provided with anti-corrosion painting
Layer.Corrosion-inhibiting coating can effectively prevent compressed spring and be corroded.Filter screen, filter screen and the fixed company of valve body are provided on liquid outlet
It connects.Filter screen can effectively filter the impurity in liquid.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of cross-sectional view of spring line check valve of the utility model.
Fig. 2 is a kind of partial sectional view of spring line check valve of the utility model.
Fig. 3 is a kind of valve seat side view of spring line check valve of the utility model.
In figure: 1, valve body；2, valve chamber；3, inlet；4, liquid outlet；5, spherical valve core；6, compressed spring；7, valve seat；8,
Retainer ring；9, spring protecting jacket；10, circular through hole；11, baffle；12, gasket；13, overflow hole；14, filter screen.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ", " on
Side ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be only for
It is novel convenient for describing this implementation, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore should not be understood as implementing this novel limitation.
In addition, the connection or fixed form between component if not otherwise specified in this embodiment, connection or
Fixed form or can be adhesively fixed to be fixed by bolt commonly used in the prior art or pin is fixed or pin shaft connection,
Or it rivets the usual manners such as fixed and be not therefore described in detail in embodiment.
Embodiment 1
As shown in Figure 1-3, a kind of spring line check valve, described including valve body 1 and the valve chamber 2 being arranged in valve body 1
The left side of valve body 1 is provided with inlet 3, and the right side of the valve body 1 is provided with liquid outlet 4, and the inlet 3 and liquid outlet 4 are equal
It is integral type setting with valve body 1, is provided with spherical valve core 5 in the valve chamber 2, the spherical valve core 5 blocks inlet 3, described
It is provided with compressed spring 6 on the right side of spherical valve core 5, valve seat 7 is provided on the right side of the compressed spring 6, the valve seat 7 and valve body 1 are solid
Fixed connection, one end of the compressed spring 6 are fixedly connected with spherical valve core 5, and the other end and valve seat 7 of the compressed spring 6 are solid
It is fixed to connect, the retainer ring 8 for compressing sealing inlet is provided in the valve chamber 2, the retainer ring 8 is fixedly connected with valve chamber 2, institute
The spring protecting jacket 9 for being provided in compressed spring 6 and matching with it is stated, the spring protecting jacket 9 wraps compressed spring 6, institute
It states the both ends of spring protecting jacket 9 to be tightly connected with spherical valve core 5 and valve seat 7 respectively, the valve seat 7 is square setting, the valve
Circular through hole 10,10 circular array of the circular through hole distribution setting are provided on seat 7.By being provided with spring protecting jacket,
Spring protecting jacket sealed envelope lives compressed spring, and compressed spring is made to avoid the long period of soaking by liquid, to effectively prevent
It is corroded.
The present embodiment has the beneficial effect that, by being provided with spring protecting jacket, spring protecting jacket sealed envelope lives to compress bullet
Spring makes compressed spring avoid the long period of soaking by liquid, to effectively it be prevented to be corroded.
Embodiment 2
As shown in Figure 1-3, a kind of spring line check valve, described including valve body 1 and the valve chamber 2 being arranged in valve body 1
The left side of valve body 1 is provided with inlet 3, and the right side of the valve body 1 is provided with liquid outlet 4, and the inlet 3 and liquid outlet 4 are equal
It is integral type setting with valve body 1, is provided with spherical valve core 5 in the valve chamber 2, the spherical valve core 5 blocks inlet 3, described
It is provided with compressed spring 6 on the right side of spherical valve core 5, valve seat 7 is provided on the right side of the compressed spring 6, the valve seat 7 and valve body 1 are solid
Fixed connection, one end of the compressed spring 6 are fixedly connected with spherical valve core 5, and the other end and valve seat 7 of the compressed spring 6 are solid
It is fixed to connect, the retainer ring 8 for compressing sealing inlet is provided in the valve chamber 2, the retainer ring 8 is fixedly connected with valve chamber 2, institute
The spring protecting jacket 9 for being provided in compressed spring 6 and matching with it is stated, the spring protecting jacket 9 wraps compressed spring 6, institute
It states the both ends of spring protecting jacket 9 to be tightly connected with spherical valve core 5 and valve seat 7 respectively, the valve seat 7 is square setting, the valve
Circular through hole 10,10 circular array of the circular through hole distribution setting are provided on seat 7.By being provided with spring protecting jacket,
Spring protecting jacket sealed envelope lives compressed spring, and compressed spring is made to avoid the long period of soaking by liquid, to effectively prevent
It is corroded.
Baffle 11 is provided on the valve chamber 2, the baffle 11 is located at valve chamber 2 close to one end of liquid outlet, the baffle
11 are fixedly connected with valve chamber 2.Baffle can effectively prevent spherical valve core disengaging valve chamber and enter liquid outlet, to block liquid outlet.
Gasket 12 is provided on the retainer ring 8, the gasket 12 is connected with the bonding of retainer ring 8.Gasket can effectively make
Spherical valve core is bonded with inlet, effectively prevent liquid reflux.
Overflow hole 13 is provided on the baffle 11, the overflow hole 13 is symmetric setting.Liquid pushes globe valve open
Core is flowed into from inlet, is flowed out by overflow hole toward liquid outlet, is effectively limited water flow size.
It is provided on the spring protecting jacket 9 waterproof membrane (not shown), the waterproof membrane wraps spring protecting jacket 9, institute
It states waterproof membrane and the bonding of spring protecting jacket 9 connects.Waterproof membrane can make spring protecting jacket waterproof, can effective protection compression bullet
Spring.
6 outer surface of compressed spring is provided with corrosion-inhibiting coating (not shown).Corrosion-inhibiting coating can effectively prevent compressed spring
It is corroded.
Filter screen 14 is provided on the liquid outlet 4, the filter screen 14 is fixedly connected with valve body 1.Filter screen can be effective
Filter the impurity in liquid.
The present embodiment has the beneficial effect that, by being provided with spring protecting jacket, spring protecting jacket sealed envelope lives to compress bullet
Spring makes compressed spring avoid the long period of soaking by liquid, to effectively it be prevented to be corroded.In addition, being provided on valve chamber
Baffle, baffle are located at valve chamber close to one end of liquid outlet, and baffle is fixedly connected with valve chamber.It is de- that baffle can effectively prevent spherical valve core
Enter liquid outlet from valve chamber, to block liquid outlet.Gasket is provided on retainer ring, gasket and retainer ring bonding connect.Sealing
Pad effectively can be such that spherical valve core is bonded with inlet, effectively prevent liquid reflux.Overflow hole is provided on baffle, overflow hole is in pair
Claim distribution setting.Liquid is pushed spherical valve core open and is flowed into from inlet, flows out by overflow hole toward liquid outlet, it is big effectively to limit water flow
It is small.Spring protection, which is put on, is provided with waterproof membrane, and waterproof membrane wraps spring protecting jacket, and waterproof membrane and spring protecting jacket bonding connect
It connects.Waterproof membrane can make spring protecting jacket waterproof, can effective protection compressed spring.Compressed spring outer surface is provided with anti-corrosion painting
Layer.Corrosion-inhibiting coating can effectively prevent compressed spring and be corroded.Filter screen, filter screen and the fixed company of valve body are provided on liquid outlet
It connects.Filter screen can effectively filter the impurity in liquid.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, any change or replacement expected without creative work be should be covered within the scope of the utility model.
Claims (6)
1. a kind of spring line check valve, it is characterised in that: including valve body and it is arranged in the intracorporal valve chamber of valve, the valve body
Left side is provided with inlet, and liquid outlet is provided on the right side of the valve body, and the inlet and liquid outlet are integrated with valve body
Formula is arranged, and spherical valve core is provided in the valve chamber, and the spherical valve core is blocked inlet, is provided on the right side of the spherical valve core
Compressed spring, the compressed spring right side are provided with valve seat, and the valve seat is fixedly connected with the valve body, one end of the compressed spring
It is fixedly connected with spherical valve core, the other end of the compressed spring is fixedly connected with valve seat, is provided in the valve chamber for pressing
The retainer ring of close envelope inlet, the retainer ring are fixedly connected with valve chamber, and the bullet to match with it is provided in the compressed spring
Spring protective case, the spring protecting jacket wrap compressed spring, the both ends of the spring protecting jacket respectively with spherical valve core and valve
Seat is tightly connected, and the valve seat is square setting, and circular through hole, the circular through hole circular array are provided on the valve seat
Distribution setting.
2. a kind of spring line check valve according to claim 1, it is characterised in that: be provided with gear on the valve chamber
Plate, the baffle are located at valve chamber close to one end of liquid outlet, and the baffle is fixedly connected with valve chamber.
3. a kind of spring line check valve according to claim 2, it is characterised in that: be provided with sealing on the retainer ring
Pad, the gasket and retainer ring bonding connect.
4. a kind of spring line check valve according to claim 3, it is characterised in that: be provided with overflow on the baffle
Hole, the overflow hole are symmetric setting.
5. a kind of spring line check valve according to claim 4, it is characterised in that: the spring protection puts on setting
There is waterproof membrane, the waterproof membrane wraps spring protecting jacket, and the waterproof membrane and spring protecting jacket bonding connect.
6. a kind of spring line check valve according to claim 5, it is characterised in that: the compressed spring outer surface is set
It is equipped with corrosion-inhibiting coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821459550.XU CN208816750U (en) | 2018-09-06 | 2018-09-06 | A kind of spring line check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821459550.XU CN208816750U (en) | 2018-09-06 | 2018-09-06 | A kind of spring line check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816750U true CN208816750U (en) | 2019-05-03 |
Family
ID=66276168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821459550.XU Active CN208816750U (en) | 2018-09-06 | 2018-09-06 | A kind of spring line check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208816750U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051892A (en) * | 2019-05-05 | 2019-07-26 | 温州市人民医院 | A kind of full-automatic regulation flow velocity anti-return drainage of cerebrospinal fluid device |
| CN110948695A (en) * | 2019-11-19 | 2020-04-03 | 临海市恒铭机械有限公司 | Cement mixer capable of automatically disassembling materials |
| CN113453129A (en) * | 2021-07-08 | 2021-09-28 | 嘉善凯斯电子股份有限公司 | High-sensitivity mediant loudspeaker |
-
2018
- 2018-09-06 CN CN201821459550.XU patent/CN208816750U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051892A (en) * | 2019-05-05 | 2019-07-26 | 温州市人民医院 | A kind of full-automatic regulation flow velocity anti-return drainage of cerebrospinal fluid device |
| CN110051892B (en) * | 2019-05-05 | 2021-05-04 | 温州市人民医院 | Full-automatic flow-rate-adjusting backflow-preventing cerebrospinal fluid drainage device |
| CN110948695A (en) * | 2019-11-19 | 2020-04-03 | 临海市恒铭机械有限公司 | Cement mixer capable of automatically disassembling materials |
| CN113453129A (en) * | 2021-07-08 | 2021-09-28 | 嘉善凯斯电子股份有限公司 | High-sensitivity mediant loudspeaker |
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