CN207406848U - A kind of leakproof check valve apparatus - Google Patents
A kind of leakproof check valve apparatus Download PDFInfo
- Publication number
- CN207406848U CN207406848U CN201721165959.6U CN201721165959U CN207406848U CN 207406848 U CN207406848 U CN 207406848U CN 201721165959 U CN201721165959 U CN 201721165959U CN 207406848 U CN207406848 U CN 207406848U
- Authority
- CN
- China
- Prior art keywords
- tube
- tube body
- check valve
- baffle
- rubber stopper
- 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
Links
Landscapes
- Check Valves (AREA)
Abstract
A kind of leakproof check valve apparatus, including unilateral bearing and bearing block, No.1 tube body right side is connected to No. two tube body left sides, and ring-shaped rubber pad at one is respectively installed in No.1 tube body and No. two tube body connecting portion both sides；It is offered on the left of No.1 tube body into flow tube, and No.1 tube body right side opening is equipped with pipe conveying fluid；No. two tubular bodies offer outflow tube at one, and No. two its bottoms offer half slot at one, and and outflow tube on the left of communicated on the right side of pipe conveying fluid；Rubber stopper is installed on baffle bottom end face, be conducive to increase the forced area at the top of baffle, and force part is concentrated on into baffle middle part, and it is transferred to the rubber stopper that lower section is connected, it realizes pressure increaseization, and makes traveller by under spring force and pressure influence double action, faster slide downward, it blocks into flow tube nozzle, realizes the water (flow) direction effect that backflow device closes at any time at any time.
Description
Technical field
The utility model is related to check valve structure technical field more particularly to a kind of leakproof check valve apparatus.
Background technology
Check-valves is also known as check valve or non-return valve, and effect is to prevent the medium in pipeline from flowing backwards, the bottom that pump sump closes
Valve falls within check-valves class..
The inventors discovered that the device of existing check-valves has the following problems when in use：
1. leakage-proof part fitting is not close, liquid side leakage is easily led to；
2. flow reversal flowing is too fast, each component easily moves, and harmless realization pipeline is caused to be closed.
Then, inventor in view of this, adhere to that the relevant industries for many years enrich design and develop and the experience of actual fabrication,
Improvement is studied for existing structure and missing, a kind of leakproof check valve apparatus is provided, is had more more in fact to reach
With the purpose of value.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of leakproof check valve apparatus
Leakage-proof part fitting is not close, easily leads to liquid side leakage, when flow reversal flowing is too fast, each component easily moves, and causes
The problem of harmless realization pipeline is closed.
The purpose and effect of the utility model leakproof check valve apparatus, are reached by technological means in detail below：
A kind of leakproof check valve apparatus, wherein, which includes：
No.1 tube body, into flow tube, pipe conveying fluid, No. two tube bodies, outflow tube, half slot, ring-shaped rubber pad, rubber stopper, baffle,
Spring, traveller, rotor plate, shaft, unilateral bearing and bearing block；
No.1 tube body right side is connected to No. two tube body left sides, and No.1 tube body and No. two tube body connecting portion both sides are each
Ring-shaped rubber pad at one is installed；It is offered on the left of No.1 tube body into flow tube, and No.1 tube body right side opening is equipped with pipe conveying fluid；No. two pipes
Internal portion offers outflow tube at one, and No. two its bottoms offer half slot at one, and and outflow tube on the left of and pipe conveying fluid
Right side communicates；Rubber stopper is installed on baffle bottom end face；Spring top is positioned over the cylinder set by the top of No.1 tube cavity
In hole, and on the cylindrical outer end face set by spring bottom around traveller top；Traveller is slidably connected in No.1 tube body
In the cylindrical cavity that top of chamber is equipped with；Rotor plate is everywhere, and rotor plate is respectively arranged in shaft everywhere；Bearing block is two
Place, and No.1 tube cavity front and rear sides are mounted on bearing block at one.
Further, the rubber stopper bottom is round-like structure, and rubber stopper is fitted in into flow tube and connected with pipe conveying fluid
Position.
Further, the baffle is groove type structure, and baffle top groove position is welded in traveller bottom end face.
Further, it is described to bearing at two, and shaft rear and front end is separately installed with unilateral bearing at one, and two
Place's unilateral bearing is respectively placed in two bearings seat.
With existing structure in comparison, the utility model has the following advantages that：
1. the setting of rubber stopper is conducive to block the two associated conduit when current carry out adverse current, current is made to stop flowing,
Unlike other leakproof check valve apparatus with blockage structure, the rubber stopper in this structure is moulded for mutability material,
It easily leads to rubber stopper bottom round-like structure under the influence of by the pressure of current to deform upon, so as to preferably fit in into flow tube
Nozzle prevents current from there by the way that return, which occurs, so as to avoid equipment causes injury to personnel.
2. the setting of baffle is conducive to increase the forced area at the top of baffle, and force part is concentrated among baffle
Position, and the rubber stopper that lower section is connected is transferred to, it realizes pressure increaseization, and traveller is made to pass through spring force and pressure shadow
It rings under double action, faster slide downward is blocked into flow tube nozzle.
3. the setting of unilateral bearing is conducive to when current carry out reverse flow, installation unilateral bearing band inside outflow tube
Turn movable plate stops operating, and water velocity is weakened, when avoiding flow velocity too fast, the activities such as stronger water impact to traveller
Component causes a deviation from precalculated position, it is impossible to and it realizes and stops flow reversal reflux, device is caused to lose use value, and it is unidirectional
For bearing to rotate clockwise operation, when current proper flow, can promote it to be rotated clockwise, and will not run generation to device
It influences.
Description of the drawings
Fig. 1 is the utility model section view；
Fig. 2 is the utility model No.1 tube body sectional view；
Fig. 3 schemes respectively for the utility model rotor plate solid.
In figure：No.1 tube body -1, into flow tube -1-1, pipe conveying fluid -1-2, No. two tube bodies -2, outflow tube -2-1, half slot -2-
2nd, ring-shaped rubber pad -3, rubber stopper -4, baffle -5, spring -6, traveller -7, rotor plate -8, shaft -9, unilateral bearing -10, axis
Bearing -11.
Specific embodiment
In the following, will be explained in the embodiment of the utility model, the example is shown in the accompanying drawings and the description below.It although will
The utility model is described with reference to exemplary embodiment, it is to be understood that the description does not really want the utility model to be limited to this to show
The embodiment of example property.On the contrary, the utility model will not only cover the exemplary embodiment, but also cover various replacements,
Change, equivalent and other embodiment, can be included in the spirit and model of the utility model as defined in the appended claims
In enclosing.
Referring to Fig. 1 to attached drawing 3, a kind of leakproof check valve apparatus includes：
No.1 tube body 1, into flow tube 1-1, pipe conveying fluid 1-2, No. two tube bodies 2, outflow tube 2-1, half slot 2-2, ring-shaped rubber
Pad 3, rubber stopper 4, baffle 5, spring 6, traveller 7, rotor plate 8, shaft 9, unilateral bearing 10 and bearing block 11；
1 right side of No.1 tube body is connected to No. two 2 left sides of tube body, and No.1 tube body 1 and No. two 2 connecting portions of tube body
Both sides are respectively installed by ring-shaped rubber pad 3 at one；1 left side of No.1 tube body is offered into flow tube 1-1, and 1 right side opening of No.1 tube body is equipped with
Pipe conveying fluid 1-2；Outflow tube 2-1 at one is offered inside No. two tube bodies 2, No. two 2 bottoms of tube body offer half slot 2-2 at one,
And with being communicated on the right side of pipe conveying fluid 1-2 on the left of outflow tube 2-1；Rubber stopper 4 is installed on 5 bottom end face of baffle；6 top of spring is positioned over
In cylindrical cavity set by 1 inner cavity top of No.1 tube body, and the cylinder set by 6 bottom of spring around 7 top of traveller is outer
On end face；Traveller 7 is slidably connected in the cylindrical cavity that 1 inner cavity top of No.1 tube body is equipped with；Rotor plate 8 is everywhere, and four
Place's rotor plate 8 is respectively arranged in shaft 9；Bearing block 11 is at two, and 1 inner cavity front and rear sides of No.1 tube body are mounted at one
Bearing block 11.
Wherein, 4 bottom of rubber stopper is round-like structure, and rubber stopper 4 is fitted in into flow tube 1-1 and connected with pipe conveying fluid 1-2
Position；Specific effect, current from pipe conveying fluid 1-2 preparations flow into flow tube 1-1 positions when, rubber stopper 4 is flexible by gravity and spring 6
Under the influence of power, it is close into flow tube 1-1 exit sites, makes current that can not flow backwards into inside flow tube 1-1.
Wherein, baffle 5 is groove type structure, and 5 top groove position of baffle is welded in 7 bottom end face of traveller；It is specific to make
Larger pressure is generated to 5 top groove shape structure of baffle with during, current adverse current, baffle 5 transfers the pressure to bottom rubber stopper 4
On, realize rubber stopper 4 with into fitting closely at flow tube 1-1 nozzles.
Wherein, unilateral bearing 10 is at two, and 9 rear and front end of shaft is separately installed with unilateral bearing 10 at one, and two
Place's unilateral bearing 10 is respectively placed in two bearings seat 11；Specific effect, current drive its turning of being indirectly connected with of unilateral bearing 10
Movable plate 8 is rotated clockwise, and if adverse current occurs for current, unilateral bearing 10 drives rotor plate 8 to stop operating, stop portions current
Part of impact force degree.
The specifically used mode of the present embodiment and effect：
When using the leakproof check valve apparatus, will be connected into flow tube 1-1 with outflow tube 2-1 in pipeline both sides, water flows into
During row reverse flow, the unilateral bearing 10 at outflow tube 2-1 positions drives rotor plate 8 to shut down, and deceleration processing is carried out to current,
Water flows through deceleration processing and flows into pipe conveying fluid 1-2, and spring 6 drives 7 slide downward of traveller, makes 4 bottom frustum cone structure of rubber stopper tight
Be affixed on into flow tube 1-1 nozzles position, when current flow through traveller 7, apply downward pressure to 7 bottom baffle 5 of traveller, baffle 5 by its
Pressure is applied to indirectly on rubber stopper 4, and rubber stopper 4 is made to generate deformation, is more fitted in into flow tube 1-1 nozzles, so as to block
Flow reversal glide path realizes non-return effect.
The above is only the preferred embodiment to the utility model, and not the utility model is made in any form
Limitation, it is every according to the technical essence of the utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modification, belongs in the range of technical solutions of the utility model.
Claims (4)
1. a kind of leakproof check valve apparatus, it is characterised in that：The leakproof check valve apparatus includes：
No.1 tube body, into flow tube, pipe conveying fluid, No. two tube bodies, outflow tube, half slot, ring-shaped rubber pad, rubber stopper, baffle, bullets
Spring, traveller, rotor plate, shaft, unilateral bearing and bearing block；
No.1 tube body right side is connected to No. two tube body left sides, and No.1 tube body and No. two tube body connecting portion both sides are respectively installed
Ring-shaped rubber pad at one；It is offered on the left of No.1 tube body into flow tube, and No.1 tube body right side opening is equipped with pipe conveying fluid；In No. two tube bodies
Portion offers outflow tube at one, and No. two its bottoms offer half slot at one, and and outflow tube on the left of on the right side of pipe conveying fluid
It communicates；Rubber stopper is installed on baffle bottom end face；Spring top is positioned over the cylindrical cavity set by the top of No.1 tube cavity
In, and on the cylindrical outer end face set by spring bottom around traveller top；Traveller is slidably connected to No.1 tube cavity top
In the cylindrical cavity that portion is equipped with；Rotor plate is everywhere, and rotor plate is respectively arranged in shaft everywhere；Bearing block at two,
And No.1 tube cavity front and rear sides are mounted on bearing block at one.
2. leakproof check valve apparatus according to claim 1, it is characterised in that：The rubber stopper bottom is round table-like knot
Structure, and rubber stopper is fitted in into flow tube and pipe conveying fluid connecting portion.
3. leakproof check valve apparatus according to claim 1, it is characterised in that：The baffle is groove type structure, and is kept off
Plate top groove position is welded in traveller bottom end face.
4. leakproof check valve apparatus according to claim 1, it is characterised in that：It is described to bearing at two, and before shaft
Both ends are separately installed with unilateral bearing at one afterwards, and unilateral bearing is respectively placed in two bearings seat at two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165959.6U CN207406848U (en) | 2017-09-12 | 2017-09-12 | A kind of leakproof check valve apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165959.6U CN207406848U (en) | 2017-09-12 | 2017-09-12 | A kind of leakproof check valve apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207406848U true CN207406848U (en) | 2018-05-25 |
Family
ID=62405517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721165959.6U Expired - Fee Related CN207406848U (en) | 2017-09-12 | 2017-09-12 | A kind of leakproof check valve apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207406848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531843A (en) * | 2018-11-20 | 2019-03-29 | 戴美想 | A kind of overflow drainage device |
-
2017
- 2017-09-12 CN CN201721165959.6U patent/CN207406848U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531843A (en) * | 2018-11-20 | 2019-03-29 | 戴美想 | A kind of overflow drainage device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2912999A (en) | Fluid check valve | |
| US3599657A (en) | Double diaphram check valve | |
| US3318577A (en) | High pressure valve having soft seating and balanced seal | |
| CN207406848U (en) | A kind of leakproof check valve apparatus | |
| CN207278953U (en) | A kind of silent check valve | |
| CN108678946A (en) | A kind of check valve for the pump housing | |
| CN110296238B (en) | One-way valve structure | |
| US3444881A (en) | Large free ball check valve | |
| CN107387820A (en) | A kind of leakproof check valve apparatus | |
| CN201487322U (en) | Check valve with valve plate slow closure function | |
| US2693338A (en) | Valve | |
| CN203892861U (en) | Sliding clack floating ball steam trap | |
| ES2460925T3 (en) | Fluid pressure amplifier | |
| US2216092A (en) | Differential nonreturn valve | |
| US3620248A (en) | Backpressure device | |
| CN203963111U (en) | A kind of steel ball-type shuttle valve | |
| RU189281U1 (en) | CHECK VALVE | |
| CN107606262B (en) | Valve not influenced by water pressure | |
| CN204493811U (en) | Twin shaft Wafer Check Valves | |
| CN207437853U (en) | Quickly block check-valves | |
| CN213929556U (en) | Ball valve with non-return function | |
| CN215334601U (en) | Butterfly valve convenient to replace sealing ring | |
| CN206530744U (en) | A kind of water pipeline seepage proof check draining valve | |
| CN107940044A (en) | A kind of differential pressure open-close check-valves | |
| CN219954330U (en) | Loose joint vertical check valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20210912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |