CN207732530U - A kind of enclosed refrigeration compressor resistant to ammonia motor - Google Patents
A kind of enclosed refrigeration compressor resistant to ammonia motor Download PDFInfo
- Publication number
- CN207732530U CN207732530U CN201720997278.XU CN201720997278U CN207732530U CN 207732530 U CN207732530 U CN 207732530U CN 201720997278 U CN201720997278 U CN 201720997278U CN 207732530 U CN207732530 U CN 207732530U
- Authority
- CN
- China
- Prior art keywords
- winding
- slot
- resistant
- insulation
- ammonia
- 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
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The utility model provides a kind of enclosed refrigeration compressor resistant to ammonia motor,Including stator and rotor,When work,It is characterized in that,Enclosed refrigeration compressor is immersed in the stator of resistant to ammonia motor and rotor in ammonia refrigerant,Enclosed refrigeration compressor locks winding with resistant to ammonia motor using self-fastening button,Slot wedge and slot insulation three,Make winding,It is fixed between slot wedge and slot insulation three,Prevent winding,Slot wedge and slot insulation three are subjected to displacement in slot,Self-fastening button uses fluoroplastics tight locking button,Winding overhang is bound using one or more layers fluoroplastic tape,It is further added by one of binding pipe in the outer layer of fluoroplastic tape,Binding pipe material therefor is fluoroplastics,The tensile strength for binding pipe is more than fluoroplastic tape,Winding both ends are stretched out at the outer rim of the position circumferencial direction after iron core and slot insulation,Several circles are continuously wound in circumferencial direction using fluoroplastic tape,Mutually insulation infall elongated portion invagination is pressed in below binding pipe when winding.
Description
Technical field
The utility model is related to motor fields, and in particular to a kind of closed ammonia refrigerating compressor resistant to ammonia motor.
Background technology
Modern refrigerant technology is developed so far existing more than hundred years, is all made of the refrigeration compressor system of open-type in early days, that is, is pressed
Contracting machine is to separate with power section (motor).The characteristics of open-type is that bent axle one end is exposed at outside compressor, passes through shaft coupling
Device, which is connected to the motor, to be connect.Gland seal device need to be set in bent axle exposed section, prevents refrigerant from leaking.
Together with hermetic compressor motor field frame is cast with compressor block, inner cavity communicates, and does not need axle envelope, keeps away
The disadvantage of shaft sealing leakage is exempted from, and can also cool down machine winding using the low-pressure low-temperature refrigerant vapour of sucking, has improved
The cooling condition of motor.
Currently, hermetic compressor is widely used in refrigeration and air-conditioning equipment.Due to hermetic compressor motor with
For compressor operating in same sealed environment, refrigerant necessarily contacts that (i.e. working media is not as common electric machine machine with motor machine
It is air, but refrigerant).Thus, this motor just allows for the influence for bearing working media to it.
The most widely used refrigerant freon in hermetic compressor at present, with carrying for environment for human survival understanding
Height, find freon to the serious negative effect of air, at present, in numerous refrigerants, ammonia be high cooling efficiency,
Do not have influential ideal refrigerant to earth environment.
All electrical materials that can be operated at present in the freon resistant motor insulation system (structure) in freon
(insulating materials and conductive material) not resistant to ammonia；In addition, freon is a kind of halogenated hydrocarbons, insulation performance is fine, even if freezing
The case where there are a small amount of moisture in system not will produce apparent influence to motor.And ammonia is there are moisture, i.e.,
The conductive materials of ionic can be formed.Therefore, exploitation can resistant to ammonia of the reliably working in closed ammonia refrigerating compressor it is electronic
Machine is the key point for developing closed ammonia refrigerating compressor.
Utility model content
The utility model provides a kind of closed ammonia refrigerating compressor resistant to ammonia motor, including stator and rotor, when work,
The stator and rotor of motor are immersed in ammonia refrigerant.
Further, closed ammonia refrigerating compressor resistant to ammonia motor includes：Winding leading-out wire, phase insulation, fluoroplastics
Band, fluoroplastic tape binding pipe, temperature sensor lead-out wire, slot wedge, slot insulation, self-fastening button, winding leading-out wire connecting terminal, interlayer
Insulation.
Further, using self-fastening button locking winding, slot wedge and slot insulation three so that, winding, slot wedge and slot insulation three
Fixation between person prevents winding, slot wedge and slot insulation three to be subjected to displacement in slot, and self-fastening button uses fluoroplastics tight locking button.
Further, resistant to ammonia electric motor winding end is bound using one or more layers fluoroplastic tape, in fluoroplastic tape
Outer layer is further added by one of binding pipe, and the pipe material therefor for binding is fluoroplastics, and the tensile strength for binding pipe is more than fluoroplastics
Band.
Further, it at the outer rim of the position circumferencial direction after iron core and slot insulation are stretched out in machine winding both ends, uses
Mutually insulation infall elongated portion invagination is continuously pressed in binding pipe by fluoroplastic tape in several circles of circumferencial direction winding, winding
Below.
The utility model realizes following advantageous effect：First, the utility model solves slot wedge, slot insulation and winding
Fixed technical problem；Second, the utility model solves the technical issues of being mechanically fixed and protect of winding overhang；Third,
The utility model solves the technical issues of fixation of technical process medial end portions phase insulation.
Description of the drawings
A kind of schematic diagrames of closed ammonia refrigerating compressor resistant to ammonia motor of Fig. 1-.
A kind of Fig. 2-closed ammonia refrigerating compressor resistant to ammonia motor partial enlarged views.
A kind of Fig. 3-closed ammonia refrigerating compressor resistant to ammonia motor side views.
Fig. 4-fixes the schematic diagram of slot wedge, slot insulation and winding with self-fastening button.
Specific implementation mode
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The utility model is related to a kind of closed ammonia refrigerating compressor resistant to ammonia motors, including：1. winding leading-out wire, 2.
Phase insulation, 3. fluoroplastic tape, 4. fluoroplastic tape binding pipe, 5. temperature sensor lead-out wires, 6. slot wedges, 7. slot insulation, 8. are certainly
Lock, 9. winding leading-out wire connecting terminals, 10. layer insulations.
When work, the stator and rotor of motor are immersed in ammonia refrigerant.
First, the utility model solves the technical problem of the fixation of slot wedge, slot insulation and winding.
Since insulating materials used in this motor is different, and the insulation position science and engineering occurred in conventional motor life technique
Skill is because that using impregnating varnish, without insulating treatment process, resistance to insulating treatment process is not reinforced making to the machinery of electric motor winding end
With also with regard to therefore losing.
In addition, the fixation of slot wedge, slot insulation due to not no impregnating varnish, their fixations in slot are same, and there are also problems.
And their movements in slot, it is also easier to cause their mechanical damages.Unfixed slot wedge is also possible to allow it in user
It when motor is installed is easier that slot wedge is allowed to skid off out of slot, this also brings certain hidden danger to the subsequent reliability service of motor.
Deficiency in terms of this material temperature resistant grade of nylon buckles, resistant to ammonia performance and ageing-resistant performance currently on the market, selection
Fluoroplastics, which are buckled, to be buckled as the locking of slot insulation, slot wedge and winding.The excellent self-lubricating property of fluoroplastic insulation electromagnetic wire, energy
It enough greatly reduces and is inhaled between motor electromagnetic vibration and coil, denounces damage of the friction generated to electromagnetic wire, the fluorine modeling of use
The scheme of material tight locking button locking had both solved the fixation between winding, slot wedge and slot insulation three, also prevented them in slot
Displacement.
Second, the utility model solves the technical issues of being mechanically fixed and protect of winding overhang.
The binding strap that resistant to ammonia electric motor winding end uses in the utility model is fluoroplastic tape, the purpose of winding overhang binding
Have at 2 points.First, preventing the mechanical injuries that may be brought to machine winding when user installation motor；Second is that preventing compressor from transporting
Damage of the mechanical admixture (conductive or nonconducting particle) to winding overhang when row in refrigeration system；Third, strengthening winding terminal
The mechanical strength in portion.Therefore, not thick by wrapping up one layer (or several layers) in enclosed refrigeration compressor electric motor winding end
Material can greatly increase the reliability of winding work.
When compressor operating, if after the mechanical admixture of internal system causes the damage of fluoroplastic tape, in compressor channel
In the air-flow of operation of refrigerant be possible to that the plastic tape of fracture is allowed to be wrapped on other moving components, to cause to press
Other failures of contracting machine or motor.Therefore it solves the problems, such as this of fluoroplastic tape, is the key that solve the problems, such as.By trying repeatedly
It tests, has been eventually found the solution of the utility model, i.e., be further added by one of binding pipe in the outer layer of fluoroplastic tape.For binding
Pipe material therefor be fluoroplastics, its resistant to ammonia performance is that there is no problem.And fluorine plastic tube processing technology determines fluoroplastics
Intensity of the pipe in terms of stretching, even if will not be substantially broken if when plastic tube is by certain damage.And the drawing of plastic tube
It stretches ability and is also far longer than fluoroplastics binding strap.When external force is applied in fluoroplastic tape, it is most will be by fluorine plastic tube
It will absorb.To ensure that winding overhang will not come to harm.
Third, the utility model solve the technical issues of fixation of technical process medial end portions phase insulation.
The voltage difference that there is phase between phase and phase of machine winding, it is alternate in order to prevent to hit electricity because of overtension
Wear, it is ensured that the insulation between two-phase comply with standard in requirement, this position can must generally take increase by one layer it is alternate absolutely
The measure of edge material.
The method that the utility model takes stationary phase insulation position in the windings just considers fixation to phase Insulated positions,
Especially to the fixation intersected in root of mutually insulating.Method is：Position after iron core and slot insulation are stretched out in machine winding both ends
At the outer rim of (namely winding has just stretched out the position of slot insulation) circumferencial direction, continuously wound in circumferencial direction using fluoroplastic tape
Mutually insulation infall elongated portion invagination should be pressed in below binding pipe when winding by several circles simultaneously.Reach wanting for winding
After asking, then start to carry out the binding of end in axis of winding direction.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (5)
1. a kind of enclosed refrigeration compressor resistant to ammonia motor, including stator and rotor, which is characterized in that closed when work
Refrigeration compressor is immersed in the stator of resistant to ammonia motor and rotor in ammonia refrigerant.
2. a kind of enclosed refrigeration compressor resistant to ammonia motor as described in claim 1, which is characterized in that further include：Winding
Lead-out wire, phase insulation, fluoroplastic tape, fluoroplastic tape binding pipe, temperature sensor lead-out wire, slot wedge, slot insulation, self-fastening button,
Winding leading-out wire connecting terminal, layer insulation.
3. a kind of enclosed refrigeration compressor resistant to ammonia motor as claimed in claim 2, which is characterized in that enclosed refrigeration pressure
Contracting machine is with resistant to ammonia motor using self-fastening button locking winding, slot wedge and slot insulation three so that winding, slot wedge and slot insulation three it
Between it is fixed, prevent winding, slot wedge and slot insulation three to be subjected to displacement in slot, self-fastening button uses fluoroplastics tight locking button.
4. a kind of enclosed refrigeration compressor resistant to ammonia motor as claimed in claim 3, which is characterized in that enclosed refrigeration pressure
Contracting machine is bound with the winding overhang of resistant to ammonia motor using one or more layers fluoroplastic tape, is further added by the outer layer of fluoroplastic tape
Binding pipe together, binding pipe material therefor are fluoroplastics, and the tensile strength for binding pipe is more than fluoroplastic tape.
5. a kind of enclosed refrigeration compressor resistant to ammonia motor as claimed in claim 4, which is characterized in that in enclosed refrigeration
The winding both ends of compressor resistant to ammonia motor are stretched out at the outer rim of the position circumferencial direction after iron core and slot insulation, using fluoroplastics
Mutually insulation infall elongated portion invagination is continuously pressed under binding pipe in several circles of circumferencial direction winding, winding by band
Face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997278.XU CN207732530U (en) | 2017-08-10 | 2017-08-10 | A kind of enclosed refrigeration compressor resistant to ammonia motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997278.XU CN207732530U (en) | 2017-08-10 | 2017-08-10 | A kind of enclosed refrigeration compressor resistant to ammonia motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207732530U true CN207732530U (en) | 2018-08-14 |
Family
ID=63090252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720997278.XU Expired - Fee Related CN207732530U (en) | 2017-08-10 | 2017-08-10 | A kind of enclosed refrigeration compressor resistant to ammonia motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207732530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294249A (en) * | 2017-08-10 | 2017-10-24 | 苏州贝得科技有限公司 | A kind of enclosed refrigeration compressor resistant to ammonia motor |
-
2017
- 2017-08-10 CN CN201720997278.XU patent/CN207732530U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294249A (en) * | 2017-08-10 | 2017-10-24 | 苏州贝得科技有限公司 | A kind of enclosed refrigeration compressor resistant to ammonia motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10432041B2 (en) | Stator, motor, compressor, and refrigerating and air-conditioning apparatus | |
| CN107294249A (en) | A kind of enclosed refrigeration compressor resistant to ammonia motor | |
| US9062678B2 (en) | Hermetically sealed compressor | |
| NL8901351A (en) | OIL-FILLED ELECTRIC UNDERWATER PUMP MOTOR WITH UNVISIONED STATOR CONSTRUCTION. | |
| CN207732530U (en) | A kind of enclosed refrigeration compressor resistant to ammonia motor | |
| CA2810093A1 (en) | System and method for enhanced magnet wire insulation | |
| US20140210302A1 (en) | Motor for use in refrigerant environment | |
| US10103595B2 (en) | Stator having insulator with yarn passage portion, motor having the stator, and compressor | |
| US10670310B2 (en) | Motor for use in refrigerant environment | |
| JP2000083339A (en) | Rotating electric machine coupled with rotating machine for ammonia | |
| CN210422935U (en) | Compressor insulation system, compressor and have its air conditioner | |
| CN103095073B (en) | The fixing means that refrigerant compressor motor winding overhang insulate mutually | |
| JPWO2019102574A1 (en) | Electric motor, compressor and refrigeration cycle device | |
| ES2693157T3 (en) | Semi-hermetic compressor motor for ammonia service | |
| JP2012139069A (en) | Sealed compressor | |
| US6176691B1 (en) | Refrigerant compressor | |
| JP4290436B2 (en) | Rotating electrical machine combined with ammonia rotary machine | |
| JPH08191559A (en) | Method for manufacturing stator coil of ammonium resistance insulation for rotary electric machine | |
| CN107017722B (en) | Motor for use in refrigerant environments | |
| CN209448528U (en) | Motor, compressor and air conditioner | |
| CN212183200U (en) | Stator module, compressor and air conditioning equipment | |
| JP3044900B2 (en) | Hermetic electric compressor | |
| JP2004137903A (en) | Closed type electric compressor | |
| CN105322685A (en) | Compressor | |
| CN113541345A (en) | Stator assembly, compressor, air conditioning equipment and filling method of heat conductor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180814 Termination date: 20210810 |