CN207777689U - A kind of Novel check valve - Google Patents
A kind of Novel check valve Download PDFInfo
- Publication number
- CN207777689U CN207777689U CN201721568970.7U CN201721568970U CN207777689U CN 207777689 U CN207777689 U CN 207777689U CN 201721568970 U CN201721568970 U CN 201721568970U CN 207777689 U CN207777689 U CN 207777689U
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- China
- Prior art keywords
- float assembly
- check valve
- connecting seat
- outer cover
- guide post
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Abstract
A kind of Novel check valve, connecting seat including outer cover, in outer cover and the float assembly being arranged between outer cover and connecting seat can be moved up and down, the outer cover inside top surface is equipped with guide post, guide post inner hollow and lower part perforation, it is offered at the top of guide post and its internal air hole being connected to, float assembly top movable is arranged in guide post, there are clearance layers between float assembly and guiding column wall, connecting seat is fixed and is enclosed in outside guide post, connecting seat bottom offers first through hole, and connecting seat is equipped with the protrusion for propping float assembly.The utility model drives float assembly to be sealed using liquid buoyancy, realizes and resets by float assembly gravity, liquid that can be inside leakproof one-way valve, and balances the inner and outer air pressure of check valve, and simple in structure, function is reliable.
Description
Technical field
The utility model is related to a kind of Novel check valves, specifically apply the Novel check valve in household electrical appliance.
Background technology
Existing household electrical appliance, such as dish-washing machine, inside the parts (such as water softener, respirator, the wind turbine that use
Deng) need to configure the structure for allowing gas to free in and out and internal liquid not being allowed to flow out.And in common structure, such as
Duckbill one-way valves, non-return piece etc., have that sealing is unreliable, and gas disengaging is not smooth, and often the shortcomings of malfunctioning, there are one
Fixed limitation.
Therefore, it is necessary to be further improved.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide a kind of Novel check valve,
It drives float assembly to be sealed using liquid buoyancy, realizes and resets by float assembly gravity, being capable of leakproof one-way valve
Internal liquid, and the inner and outer air pressure of check valve is balanced, simple in structure, function is reliable.
What the purpose of this utility model was realized in：
A kind of Novel check valve, including outer cover, the connecting seat in outer cover and can move up and down setting in outer cover and
Float assembly between connecting seat, the outer cover inside top surface are equipped with guide post, guide post inner hollow and lower part perforation, are oriented to
Column top, which is offered, to be arranged with its internal air hole be connected to, float assembly top movable in guide post, float assembly with lead
To fixing and being enclosed in outside guide post there are clearance layer, connecting seat between column wall, connecting seat bottom offers first through hole,
Connecting seat is equipped with the protrusion for propping float assembly；Under the effect of gravity, it is fallen in the protrusion of connecting seat under float assembly,
First through hole, clearance layer and air hole are sequentially communicated composition venting channels；When check valve internal liquid level is excessively high, on float assembly
It is floating, it is bonded with air hole bottom at the top of float assembly, air hole closing.
The air hole bottom is coaxially equipped with circle convex platform, and when check valve internal liquid level is excessively high, float assembly floats,
It is bonded with circle convex platform bottom at the top of float assembly, air hole closing.
The outer cover inside top surface is penetrated through equipped with mounting post, mounting post inner hollow and lower part, and mounting post is same with guide post
Axis is arranged, and guide post is located in mounting post, and mounting post is corresponded on connecting seat and is equipped with annular table, annular table is embedded in mounting post.
The annular table is equipped with several screw poles, and screw pole is circumferentially uniformly distributed along annular table, corresponding screw at the top of mounting post
Column offers mounting hole, and screw pole is inserted to be docked into mounting post and with corresponding mounting hole, and outer cover and connecting seat pass through locking
Screw is fixedly connected, and lock-screw passes through mounting hole and spinning enters in corresponding screw pole.
The float assembly includes floating seat and the seal plug that is sleeved on floating seat, and anti-lock is equipped in seal plug
Slot, floating seat are equipped with anticreep lock tongue, and anticreep locked groove spiral-lock enters anticreep lock tongue.
The floating seat inner hollow and lower part penetrate through, and floating seat lower side is equipped with positioning table, is opened up on positioning table
There are the inner fovea part for agreeing with screw pole, floating seat lower removable to be arranged in annular table.
The floating seat inner hollow, upper and lower surface are respectively equipped with guide rod and lower guide rod, upper guiding
Bar and lower guide rod are coaxially disposed with floating seat, and upper guide rod is pierced by air hole, and lower guide rod is pierced by first through hole.
The anticreep lock tongue is arranged on upper guide rod, and perforation, seal plug are sleeved on guide rod in the middle part of seal plug
On, seal plug bottom is fitted in floating seat upper surface.
The anticreep locked groove include be opened in cylindrical empty slot inside seal plug and from cylindrical empty slot penetrate through to
The fixation channel of seal plug bottom, anticreep lock tongue include the pillar upwardly extended at the top of floating seat and are arranged on pillar
Round platform, round platform spiral-lock enter in cylindrical empty slot, and pillar penetrates in fixed channel.
The seal plug is fabricated by soft rubber or soft plastic, cylindrical coniform or round table-like, outside
Cover is external cylindrical.
The beneficial effects of the utility model are as follows：
The utility model drives float assembly to be sealed using liquid buoyancy, is realized by float assembly gravity multiple
Position, can both realize the liquid inside leakproof one-way valve, and balance the inner and outer air pressure of check valve, and can realize the work(of level sensing instruction
Can, simple in structure, function is reliable.
Under the effect of gravity, it is fallen in the protrusion of connecting seat under float assembly, first through hole, clearance layer and air hole are successively
Connection constitutes venting channels, at this point, gas can be flowed freely through venting channels, can outside check valve to inside check valve,
It can also be inside check valve to outside check valve.
When check valve internal liquid level is excessively high, float assembly floats, and is bonded with air hole bottom at the top of float assembly, air hole
Closing, liquid cannot be from check valve inside stream to outside, and internal pressure is bigger, and sealing is tighter.
The anticreep locked groove spiral-lock of seal plug enters the anticreep lock tongue of floating seat, ensures tight between floating seat and seal plug
Guan County fills.
Description of the drawings
Fig. 1 is the exploded view of the utility model first embodiment.
Fig. 2 is the sectional view after the utility model first embodiment is decomposed.
Fig. 3 is the sectional view of the utility model first embodiment.
Fig. 4 is the exploded view of the utility model second embodiment float assembly.
Fig. 5 is the sectional view after the utility model second embodiment float assembly decomposes.
Fig. 6 is the sectional view that the utility model second is implemented.
Fig. 7 is the exploded view of the utility model 3rd embodiment float assembly.
Fig. 8 is the sectional view after the utility model 3rd embodiment float assembly decomposes.
Fig. 9 is the sectional view that the utility model third is implemented.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to Fig. 1-Fig. 3, the utility model check valve, including outer cover 1, the connecting seat 2 in outer cover 1 and can move up and down
The float assembly being arranged between outer cover 1 and connecting seat 2,1 inside top surface of outer cover is equipped with guide post 11, inside guide post 11
Hollow and lower part penetrates through, and 11 top of guide post is offered to be used to link up list with its internal air hole 111 being connected to, air hole 111
To the air (in Fig. 39 inside the signified Regional Representative's check valve of reference numeral 9) outside inside valve 9 and check valve, on float assembly
Portion is movably arranged in guide post 11, and guide post 11 plays the role of correcting float assembly, prevents the dislocation of float assembly, is ensured
Good sealing effect when float assembly floats, there are clearance layer 113, clearance layers between 11 inner wall of float assembly and guide post
113 ensure that the circulation of gas, connecting seat 2 are fixed and be enclosed in outside guide post 11, and 2 bottom of connecting seat offers first through hole
21, for ventilating or leading to liquid, connecting seat 2 is equipped with the protrusion 22 for propping float assembly, ensures that float assembly is fallen
When on connecting seat 2, first through hole 21 will not be blocked, ensures the circulation of gas.
Under the effect of gravity, fallen under float assembly in the protrusion 22 of connecting seat 2, first through hole 21, clearance layer 113 and thoroughly
Stomata 111 is sequentially communicated composition venting channels, at this point, gas can be flowed freely through venting channels, can outside check valve to
9 inside check valve, can also be from inside check valve 9 to check valve outside.
When check valve internal liquid level is excessively high, float assembly floats, and is bonded with 111 bottom of air hole at the top of float assembly, thoroughly
Stomata 111 is closed, and liquid cannot be from check valve inside stream to outside, and internal pressure is bigger, and sealing is tighter.
Further, 111 bottom of the air hole is coaxially equipped with circle convex platform 112, and float assembly top dimension is big
In the diameter of circle convex platform 112, when check valve internal liquid level is excessively high, float assembly floats, float assembly top and circle convex platform
112 bottoms are bonded, and form linear sealing, and air hole 111 is closed, and 9 liquid cannot flow to outside check valve inside check valve, float
It is soft at the top of component, overlays when in circle convex platform 112, the outer rim at the top of float assembly will continue to pressure, that is, surround
The leakproofness of float assembly is improved in the side of circle convex platform 112.
Further, 1 inside top surface of the outer cover is equipped with mounting post 12,12 inner hollow of mounting post and lower part perforation, peace
It fills column 12 to be coaxially disposed with guide post 11, guide post 11 is located in mounting post 12, and mounting post 12 is corresponded on connecting seat 2 and is equipped with annular
Platform 23, annular table 23 are embedded in mounting post 12, ensure the close installation between outer cover 1 and connecting seat 2.
Further, the annular table 23 is equipped with several screw poles 24, and screw pole 24 is circumferential uniformly distributed along annular table 23, peace
The corresponding screw pole in dress column 12 top 24 offers mounting hole 121, screw pole 24 insert into mounting post 12 and with corresponding installation
Hole 121 is docked, and outer cover 1 is fixedly connected with connecting seat 2 by lock-screw, and lock-screw passes through mounting hole 121 and spinning enters phase
In the screw pole 24 answered, ensure the close installation between outer cover 1 and connecting seat 2.
Further, the float assembly includes floating seat 3 and the seal plug being sleeved on floating seat 34, seal plug
Anticreep locked groove 41 is equipped in 4, floating seat 3 is equipped with anticreep lock tongue 31, and 41 spiral-lock of anticreep locked groove enters anticreep lock tongue 31, ensures to float
Fastening installation between seat 3 and seal plug 4.
Further, 3 inner hollow of the floating seat and lower part penetrate through, and hollow structure is used for increasing the buoyancy of floating seat 3,
Increase sealing reliability.
3 lower side of floating seat is equipped with positioning table 34, and the inner fovea part 35 for agreeing with screw pole 24 is offered on positioning table 34,
3 lower removable of floating seat is arranged in annular table 23, the position-limiting action between inner fovea part 35 and screw pole 24, ensures floating seat 3
It not will produce dislocation, improve check valve reliability of operation.
Further, the anticreep locked groove 41 includes cylindrical empty slot 411, the Yi Jicong being opened in inside seal plug 4
Cylindrical empty slot 411 is penetrated through to the fixation channel 412 of 4 bottom of seal plug, and anticreep lock tongue 31 includes upward from 3 top of floating seat
The pillar 311 of extension and the round platform 312 being arranged on pillar 311,312 spiral-lock of round platform enter in cylindrical empty slot 411, pillar 311
It penetrates in fixed channel 412, realizes that the fastening installation between floating seat 3 and seal plug 4, those skilled in the art can be managed
Solution.
Further, the seal plug 4 is fabricated by soft rubber or soft plastic, cylindrical, seal plug 4
Air hole 111 can be fully sealed, ensure that sealing effect, 1 outside of outer cover are cylindrical.
Second embodiment
Referring to Fig. 4-Fig. 6, the utility model check valve, difference place is, the seal plug 4 is in coniform, for another kind
The seal plug 4 of structure, the place coordinated with air hole 111, can also form linear sealing.
Other not described same first embodiments in part, are not repeated to discuss.
3rd embodiment
Referring to Fig. 7-Fig. 9, the utility model check valve, difference place is that the seal plug 4 is in a circular table shape.
Further, 3 inner hollow of the floating seat, hollow structure are used for increasing the buoyancy of floating seat 3, and increasing sealing can
It is entity by property or floating seat 3, but 9 liquid are small inside density ratio check valve.Its upper and lower surface, which is respectively equipped with, to be led
To bar 32 and lower guide rod 33, upper guide rod 32 and lower guide rod 33 are coaxially disposed with floating seat 3, and upper guide rod 32 is pierced by ventilative
Hole 111, lower guide rod 33 are pierced by first through hole 21, and upper guide rod 32 and lower guide rod 33 play the guiding role and effectively prevent to float
The dislocation of dynamic seat 3, ensures reliability when floating seat 3 works.
Further, the anticreep lock tongue 31 is arranged on upper guide rod 32,4 middle part perforation of seal plug, seal plug 4
It is sleeved on guide rod 32,4 bottom of seal plug is fitted in 3 upper surface of floating seat.
The above-mentioned structure for another floating seat 3 and seal plug 4 under principle.
Other not described same first embodiments in part, are not repeated to discuss.
Above disclosure is merely preferred embodiments of the utility model, rather than with this utility model is limited
Claims still belong to what the utility model was protected according to equivalent variations made by scope of protection of the utility model
Range.
Claims (10)
1. a kind of Novel check valve, including outer cover (1), the connecting seat (2) that is mounted in outer cover (1) and setting can be moved up and down exist
Float assembly between outer cover (1) and connecting seat (2), which is characterized in that outer cover (1) inside top surface is equipped with guide post
(11), guide post (11) inner hollow and lower part perforation, guide post (11) top offers and its internal air hole being connected to
(111), the setting of float assembly top movable is in guide post (11), and there are gaps between float assembly and guide post (11) inner wall
Layer (113), connecting seat (2) is fixed and is enclosed in guide post (11) outside, and connecting seat (2) bottom offers first through hole (21),
Connecting seat (2) is equipped with the protrusion (22) for propping float assembly；Under the effect of gravity, connecting seat is fallen under float assembly
(2) in protrusion (22), first through hole (21), clearance layer (113) and air hole (111) are sequentially communicated composition venting channels；It is single
When excessively high to valve internal liquid level, float assembly floats, and is bonded with air hole (111) bottom at the top of float assembly, air hole (111)
Closing.
2. Novel check valve according to claim 1, which is characterized in that air hole (111) bottom is coaxially set
There is circle convex platform (112), when check valve internal liquid level is excessively high, float assembly floats, float assembly top and circle convex platform (112)
Bottom is bonded, air hole (111) closing.
3. Novel check valve according to claim 1, which is characterized in that outer cover (1) inside top surface is equipped with mounting post
(12), mounting post (12) inner hollow and lower part perforation, mounting post (12) and guide post (11) coaxial arrangement, guide post (11) position
In mounting post (12), mounting post (12) is corresponded on connecting seat (2) and is equipped with annular table (23), annular table (23) is embedded in into mounting post
(12) in.
4. Novel check valve according to claim 3, which is characterized in that the annular table (23) is equipped with several screw poles
(24), screw pole (24) is circumferentially uniformly distributed along annular table (23), and corresponding screw pole (24) offers mounting hole at the top of mounting post (12)
(121), screw pole (24) is inserted docks into mounting post (12) and with corresponding mounting hole (121), outer cover (1) and connecting seat
(2) it is fixedly connected by lock-screw, lock-screw passes through mounting hole (121) and spinning to enter in corresponding screw pole (24).
5. Novel check valve according to claim 4, which is characterized in that the float assembly includes floating seat (3) and set
Seal plug (4) on floating seat (3), seal plug (4) is interior to be equipped with anticreep locked groove (41), and floating seat (3) is equipped with anti-
Lock-off tongue (31), anticreep locked groove (41) spiral-lock enter anticreep lock tongue (31).
6. Novel check valve according to claim 5, which is characterized in that floating seat (3) inner hollow and lower part is passed through
Logical, floating seat (3) lower side is equipped with positioning table (34), and positioning table offers the inner fovea part for agreeing with screw pole (24) on (34)
(35), the setting of floating seat (3) lower removable is in annular table (23).
7. Novel check valve according to claim 5, which is characterized in that floating seat (3) inner hollow, upper table
Face and lower surface are respectively equipped with guide rod (32) and lower guide rod (33), upper guide rod (32) and lower guide rod (33) with float
Seat (3) coaxial arrangement, upper guide rod (32) are pierced by air hole (111), and lower guide rod (33) is pierced by first through hole (21).
8. Novel check valve according to claim 7, which is characterized in that the anticreep lock tongue (31) is arranged in upper guide rod
(32) on, perforation, seal plug (4) are sleeved on guide rod (32) in the middle part of seal plug (4), seal plug (4) bottom patch
It closes in floating seat (3) upper surface.
9. according to claim 5-8 any one of them Novel check valves, which is characterized in that the anticreep locked groove (41) includes opening
It is located at the internal cylindrical empty slot (411) of seal plug (4) and from cylindrical empty slot (411) perforation to seal plug (4) bottom
The fixation channel (412) in portion, anticreep lock tongue (31) include that the pillar (311) upwardly extended at the top of floating seat (3) and setting exist
Round platform (312) on pillar (311), round platform (312) spiral-lock enter in cylindrical empty slot (411), and pillar (311) penetrates fixed channel
(412) in.
10. Novel check valve according to claim 9, which is characterized in that the seal plug (4) is by soft rubber or soft
Property plastic manufacturing form, cylindrical coniform or round table-like, outer cover (1) is external cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568970.7U CN207777689U (en) | 2017-11-20 | 2017-11-20 | A kind of Novel check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568970.7U CN207777689U (en) | 2017-11-20 | 2017-11-20 | A kind of Novel check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777689U true CN207777689U (en) | 2018-08-28 |
Family
ID=63233484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721568970.7U Active CN207777689U (en) | 2017-11-20 | 2017-11-20 | A kind of Novel check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112391803A (en) * | 2019-08-12 | 2021-02-23 | 青岛海尔洗衣机有限公司 | Liquid storage device of washing machine and washing machine with liquid storage device |
| CN112391802A (en) * | 2019-08-12 | 2021-02-23 | 青岛海尔洗衣机有限公司 | Liquid storage device of washing machine and washing machine with liquid storage device |
-
2017
- 2017-11-20 CN CN201721568970.7U patent/CN207777689U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112391803A (en) * | 2019-08-12 | 2021-02-23 | 青岛海尔洗衣机有限公司 | Liquid storage device of washing machine and washing machine with liquid storage device |
| CN112391802A (en) * | 2019-08-12 | 2021-02-23 | 青岛海尔洗衣机有限公司 | Liquid storage device of washing machine and washing machine with liquid storage device |
| CN112391803B (en) * | 2019-08-12 | 2023-01-24 | 青岛海尔洗衣机有限公司 | Liquid storage device of washing machine and washing machine with liquid storage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Novel check valve Effective date of registration: 20190717 Granted publication date: 20180828 Pledgee: Guangdong Nanhai Rural Commercial Bank branch branch of Limited by Share Ltd Pledgor: Guangdong hi tech Electrical Appliance Technology Co., Ltd. Registration number: 2019990000702 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200916 Granted publication date: 20180828 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20211209 Granted publication date: 20180828 |
|
| PD01 | Discharge of preservation of patent | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220110 Granted publication date: 20180828 Pledgee: Guangdong Nanhai Rural Commercial Bank branch branch of Limited by Share Ltd. Pledgor: GUANGDONG HAOXI ELECTRICAL APPLIANCE TECHNOLOGY Co.,Ltd. Registration number: 2019990000702 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220419 Address after: 528400 second floor, No. 58, Fucheng East Road, Fusha Town, Zhongshan City, Guangdong Province Patentee after: Zhongshan Jixiang Electric Appliance Co.,Ltd. Address before: 528305 floor 8, No. 6, Ronghui Road, Ronggui rongbian Tianhe Industrial Zone, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG HAOXI ELECTRICAL APPLIANCE TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |