CN205681244U - There is the wet motor of two-way check valve - Google Patents
There is the wet motor of two-way check valve Download PDFInfo
- Publication number
- CN205681244U CN205681244U CN201620668429.2U CN201620668429U CN205681244U CN 205681244 U CN205681244 U CN 205681244U CN 201620668429 U CN201620668429 U CN 201620668429U CN 205681244 U CN205681244 U CN 205681244U
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- check valve
- motor
- reverse
- bath chamber
- casing
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Abstract
The utility model relates to the wet motor with two-way check valve, including casing, the bath chamber being arranged in motor casing, it is arranged on casing and be positioned at the end-enclosed structure of bath chamber outer end, and pass the rotor of end enclosed construction, it is characterized in that arranging in described end-enclosed structure forward check valve and reverse check valve, described forward check valve all connects bath chamber and outside motor space with reverse check valve.The utility model has the advantages that and can supplement water to motor in time, prevents each associated components from dry grinding phenomenon occur, can conveniently regulate again motor external and internal pressure difference, prevent water expanded by heating, the related mechanical part of swollen evil idea；The outer end of forward check valve and reverse check valve arranges filter cotton, and filter cotton can play impurity screening effect.
Description
Technical field
The utility model relates to a kind of wet motor, particularly relates to a kind of wet motor with two-way check valve.
Background technology
The hydraulic pressure of the internal water-filling of wet motor typically carries out pressure regulation by inner rubber pressure regulator membrane.Existing wet motor
, there is internal water-filling and there may be the situation of underfill, motor operation generation heat in the problem existing: the 1st, motor is in use
Amount causes the situations such as water expansion and internal liquid and external water all can be caused to there is pressure differential.2nd, when internal liquid is not enough, internal bearings
Dry friction can be produced again Deng parts.3rd, internal liquid pressure is more than when outside, is easily caused structure under the effect of long expansive force
Damage, even burst.
Content of the invention
The purpose of this utility model is to solve the problems referred to above that prior art exists and to provide one to have two-way unidirectional
The pump of valve, by the setting of forward check valve and reverse check valve, both can give lack of water or rush the bath of hydropenic bath chamber, anti-
Only mechanical part dry grinding, can regulate again the hydraulic pressure between bath chamber and outside motor, fully can carry out internal structure of motor
Heat radiation, the water expanded by heating being prevented from again washing by water in chamber causes frame for movement damaged, makes motor internal each type parts have
Preferable lubricity and service life.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: have two-way check valve
Wet motor, including casing, the bath chamber being arranged in motor casing, is arranged on casing and is positioned at the end envelope of bath chamber outer end
Close structure, and pass the rotor of end enclosed construction, it is characterised in that arrange in described end-enclosed structure forward check valve and
Reverse check valve, described forward check valve all connects bath chamber and outside motor space with reverse check valve.Unidirectional by forward
Valve and the setting of reverse check valve, both can give lack of water or rush the bath of hydropenic bath chamber, and having prevented mechanical part from dry grinding, again can
Hydraulic pressure between regulation bath chamber and outside motor, can fully dispel the heat to internal structure of motor, is prevented from again bath
Water expanded by heating in chamber causes frame for movement damaged, makes motor internal each type parts have preferable lubricity and use the longevity
Life.Further, since single-phase valve can regulate pressure, the pressure regulator membrane declines of motor internal, the volume that can do pressure regulator membrane is more
Little, even cancel pressure regulator membrane, make electric machine structure compacter, while volume reduces, also reduce parts cost.
As improving further and supplementing to technique scheme, the utility model uses following technical measures: described
End-enclosed structure includes covering the upper end cover on casing, arranges top chock between described rotor and upper end cover, described on
Arranging outside framework oil seal between bearing block and rotor, described forward check valve and reverse check valve are arranged on bearing block or described
On upper end cover.As a rule, it is arranged on bearing block more convenient,
Processing the pilot hole of check valve for convenience, described forward check valve and reverse check valve mode axisymmetricly set
Put.
In order to prevent impurity from entering bath chamber, the outer end of described forward check valve and reverse check valve arranges filter cotton.
Process for convenience, also for the mounting hole site rank of forward check valve convenient for assembly, described and reverse check valve
Ladder hole.
The utility model has the advantages that and the 1st, can supplement water in time to motor, prevents each associated components from occurring dry
Mill phenomenon, can conveniently regulate again motor external and internal pressure difference, prevents the mechanical part that the swollen evil idea of water expanded by heating is related；2nd, forward is unidirectional
The outer end of valve and reverse check valve arranges filter cotton, and filter cotton can play impurity screening effect；3rd, owing to single-phase valve can regulate pressure
Power, the pressure regulator membrane declines of motor internal, the volume that can do pressure regulator membrane is less, even cancels pressure regulator membrane, makes motor tie
Structure is compacter, while volume reduces, also reduces parts cost.
Brief description
Fig. 1 is a kind of structural representation of the present utility model.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment: have the wet motor of two-way check valve, as it is shown in figure 1, include casing 1, is arranged in motor casing
Bath chamber 2, be arranged on casing and be positioned at the end-enclosed structure of bath chamber outer end, and pass the rotor of end enclosed construction
3, described end-enclosed structure arranges forward check valve 4 and reverse check valve 5, described forward check valve 4 and reverse check valve 5
All connect bath chamber 2 and outside motor space.By the setting of forward check valve and reverse check valve, lack of water or punching both can be given
Washing by water in hydropenic bath chamber, prevents mechanical part from dry grinding, and can regulate again the hydraulic pressure between bath chamber and outside motor, Neng Gouchong
Dividing and dispelling the heat internal structure of motor, the water expanded by heating being prevented from again washing by water in chamber causes frame for movement damaged, makes electricity
The internal each type parts of machine have preferable lubricity and service life.
For forward check valve 4 and reverse check valve 5, being arranged on any parts of end-enclosed structure is all can
Row, being even arranged on is also feasible in theory on casing.
In the present embodiment, described end-enclosed structure includes covering the upper end cover 6 on casing, described rotor and upper end
Top chock 7 is set between lid, outside framework oil seal 8 is set between described top chock and rotor, described forward check valve 4 and reversely
Check valve 5 is arranged on bearing block 7 or on described upper end cover 6.
In actual applications, preferred mode: forward check valve 4 and reverse check valve 5 are arranged on bearing block 7.Because
Bearing block is relatively small, convenient processing, and changes conveniently.And, upper end cover is provided with miscellaneous part, when needs are changed single
When valve, bring difficulty to dismounting and assembling, reduce efficiency.
Furthermore, it is understood that processing and assembling for convenience, described forward check valve 4 and reverse check valve 5 are axisymmetricly
Mode is arranged.One, two check valve intervals are relatively remote, make the pressure in bath chamber equalize.
In order to prevent impurity from entering bath chamber, it is to avoid impurity participates in the rotation of associated components, produces abrasion, described forward
The outer end of check valve and reverse check valve arranges filter cotton 9, and filter cotton can play impurity screening effect.
Described forward check valve and the mounting hole site shoulder hole of reverse check valve.
The technical program is taking into full account flushing type motor (particularly Water well submersible motor), it is allowed to bath chamber
In the case of there is displacement with external water in the water in (being again motor cavity).Motor with the parts of external communication are installed single-phase
Valve, can make check valve open by the pressure differential inside and outside motor when the bath chamber lack of water of motor thus plays to motor
The effect of moisturizing pressure regulation in chamber.Single one-way valve structures can play the effect of moisturizing pressure regulation, but owing to bath chamber is for closing space,
One forward check valve, during moisturizing, only can play the effect supplementing bath chamber water, but the water in bath chamber can not be made
Changed.So, assemble a reverse check valve simultaneously.
First the parts (i.e. end-enclosed structure) at motor and external communication, as bored 2 stepped holes, in hole on bearing block
Assembling respectively with individual single-phase valve, a formal dress, an anti-dress, single-phase valve coordinates with bearing block slight interference.Again outside check valve
Each assembling filter cotton.During use, bearing block is fitted in motor as an integral installation.Owing to single-phase valve is at certain pressure
Under difference, just can open.When inside and outside no pressure difference, motor seal.When external pressure is more than when internal, external solution enters electricity
Machine；When internal pressure is more than external pressure, solution can leak.Meanwhile, when single-phase valve is opened, filter cotton can be effectively anti-
Only in replacement process, foreign matter (such as: silt) enters motor.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model.Above-mentioned
In embodiment, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, made
Any modification, equivalent substitution and improvement etc., should be included within protection domain of the present utility model.
Claims (5)
1. there is the wet motor of two-way check valve, including casing, the bath chamber being arranged in motor casing, be arranged on casing simultaneously
It is positioned at the end-enclosed structure of bath chamber outer end, and passes the rotor of end enclosed construction, it is characterised in that described end-enclosed
Arranging forward check valve and reverse check valve in structure, described forward check valve all connects bath chamber and motor with reverse check valve
Space outerpace.
2. the wet motor with two-way check valve according to claim 1, it is characterised in that described end-enclosed is tied
Structure includes covering the upper end cover on casing, arranges top chock between described rotor and upper end cover, described top chock and turning
Arranging outside framework oil seal between Zi, described forward check valve and reverse check valve are arranged on bearing block or on described upper end cover.
3. the wet motor with two-way check valve according to claim 2, it is characterised in that described forward is unidirectional
Valve and reverse check valve mode axisymmetricly are arranged.
4. the wet motor with two-way check valve according in claim 1-3 optional, it is characterised in that institute
The forward check valve stated and the outer end of reverse check valve arrange filter cotton.
5. the wet motor with two-way check valve according to claim 4, it is characterised in that described forward is unidirectional
The mounting hole site shoulder hole of valve and reverse check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620668429.2U CN205681244U (en) | 2016-06-24 | 2016-06-24 | There is the wet motor of two-way check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620668429.2U CN205681244U (en) | 2016-06-24 | 2016-06-24 | There is the wet motor of two-way check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205681244U true CN205681244U (en) | 2016-11-09 |
Family
ID=57429753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620668429.2U Active CN205681244U (en) | 2016-06-24 | 2016-06-24 | There is the wet motor of two-way check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205681244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199532A (en) * | 2018-01-18 | 2018-06-22 | 郑州轻工业学院 | A kind of motor sub-cooled mechanism |
-
2016
- 2016-06-24 CN CN201620668429.2U patent/CN205681244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199532A (en) * | 2018-01-18 | 2018-06-22 | 郑州轻工业学院 | A kind of motor sub-cooled mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200717 Address after: Wenling City, Taizhou City, Zhejiang Province town of Ocean City 317525 Industrial Zone Patentee after: SHIMGE PUMP (ZHEJIANG) Co.,Ltd. Address before: Wenling City, Taizhou City, Zhejiang Province town of Ocean City 317525 Industrial Zone Patentee before: SHIMGE PUMP INDUSTRY Co.,Ltd. |