CN201398108Y - Duplex insulation induction motor for pump of cleaning machine - Google Patents
Duplex insulation induction motor for pump of cleaning machine Download PDFInfo
- Publication number
- CN201398108Y CN201398108Y CN2009201195389U CN200920119538U CN201398108Y CN 201398108 Y CN201398108 Y CN 201398108Y CN 2009201195389 U CN2009201195389 U CN 2009201195389U CN 200920119538 U CN200920119538 U CN 200920119538U CN 201398108 Y CN201398108 Y CN 201398108Y
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- CN
- China
- Prior art keywords
- stator
- casing
- insulation
- housing assembly
- end cover
- 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
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Abstract
The utility model discloses a duplex insulation induction motor for the pump of cleaning machine, comprising a motor shaft (9), a rotor (7), a stator (6), a shell (5), an insulation support ring (3),and a front end cover component (1) and a back end cover component (13) which are connected with the shell (5); wherein the insulation support ring (3) is provided between the rotor (7) and the motorshaft (9), the stator (6) is connected with the shell (5), the front end cover component (1) and the back end cover component (13) are both rotationally connected with the motor shaft (9), two front insulation sleeves (4) are respectively provided between the front end cover component (1) and the shell (5), and between the front end cover component (1) and the stator (6), two back insulation sleeves (8) are respectively provided between the back end cover component (1) and the shell (5), and between the back end cover component (1) and the stator (6). The utility model has the advantages thatthe duplex insulation induction motor can realize high insulation without earth wire, thereby improving safety in application.
Description
Technical field
The utility model relates to a kind of induction machine, and especially a kind of plastic casing enclosed type is cleaned pump double insulation induction machine.
Background technology
Prior art plastic casing enclosed type is cleaned pump and is adopted basic insulation that the live part metalwork and the non-live part metalwork of induction machine are isolated usually with induction machine, meanwhile, by international standard GB13960-92 regulation, it also needs the metalwork of the non-live part of motor is passed through the earth connection reliable ground, but power line drum and the power line plastic casing enclosed type cleaning machine by slip ring and motor down-lead conducting is installed for needs, if still adopt the motor of basic insulation, can can not guarantee motor earth connection reliable ground because of the current lead-through slip ring on the power line drum, and grounding resistance also exceeds the GB requirement easily, thereby make earth connection ineffective, form hidden danger.
The utility model content
The technical problems to be solved in the utility model is, provides a kind of and need not under the situation of earth connection, can high-insulation, thus improve the cleaning pump double insulation induction machine of user's safety in utilization greatly.
For solving the problems of the technologies described above, the utility model provides a kind of cleaning pump double insulation induction machine that adopts following structure: it comprises motor shaft, rotor, stator, casing, insulating support ring and front end housing assembly that is connected with casing and rear end cap assembly; Described insulating support ring is located between rotor and the motor shaft; Described stator is connected on the casing; Described front end housing assembly and rear end cap assembly all are rotatably connected with motor shaft; Insulation spacer before being provided with between described front end housing assembly and casing and the stator; Be provided with insulation spacer in back between described rear end cap assembly and casing and the stator.
After adopting said structure, the utlity model has following advantage: compared with prior art, because the utility model cleans pump and is provided with on the basis of insulating support ring between motor shaft and charged rotor with the double insulation induction machine, again preceding, insulation spacer and back insulation spacer before being provided with between rear end cap assembly and charged casing and the stator, thereby make the utility model need not under the situation of earth connection, between the live part of motor and palp front end housing assembly of people and motor shaft, form double insulation, improve insulation effect, increased user's safety in utilization.
As a kind of improvement of the present utility model, an insulator pin box that can play the supplementary insulation effect to the lead-in wire of stator can be set also on the described front end housing assembly.Being provided with of insulator pin box can further improve insulation effect of the present utility model, thereby further strengthens the security performance of user when using the utility model.
As another kind of improvement the of the present utility model, being connected between described front end housing assembly and rear end cap assembly and the casing can be adopted following concrete structure: described front end housing assembly and rear end cap assembly all can be connected on the casing by fastening bolt and clamp nut; Can overlap insulating case on the described fastening bolt; Can fill up a cross-over block under the described clamp nut.Employing can further improve insulation effect between front end housing assembly and the casing at cover insulating case on the fastening bolt and in the mode of clamp nut underlay cross-over block, thereby further strengthens the security performance of user when using the utility model.
Description of drawings
Accompanying drawing is that the utility model plastics clean the structural representation of pump with the double insulation induction machine.
Shown in the figure 1, the front end housing assembly, 2, the insulator pin box, 3, insulating support, 4, preceding insulation spacer, 5, casing, 6, stator, 7, rotor, 8, back insulation spacer, 9, motor shaft, 10, fastening bolt, 11, cross-over block, 12, clamp nut, 13, the rear end cap assembly, 14, insulating case, 15, the lead-in wire.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in drawings, in this specific embodiment, the utility model cleans pump and comprises motor shaft 9, rotor 7, stator 6, casing 5, insulating support ring 3, front end housing assembly 1 and rear end cap assembly 13 with the double insulation induction machine; In this specific embodiment, before described " preceding " is meant that the left side of accompanying drawing is, after described " back " is meant that the right of accompanying drawing is; Described front end housing assembly 1 is rotatably connected by bearing and motor shaft 9; Described rear end cap assembly 13 is rotatably connected by bearing and motor shaft 9; Described front end housing assembly 1 is connected on the casing 5 by fastening bolt 10 and clamp nut 12; Described rear end cap assembly 13 is connected on the casing 5 by fastening bolt 10 and clamp nut 12; Described fastening bolt 10 is provided with insulating case 14; Described clamp nut is lined with cross-over block 11 12 times; Described insulating support ring 3 is located between rotor 7 and the motor shaft 9; Described stator 6 is connected on the casing 5; Insulation spacer 4 before being provided with between described front end housing assembly 1 and casing 5 and the stator 6; Be provided with insulation spacer 8 in back between described rear end cap assembly 13 and casing 5 and the stator 6; Described front end housing assembly 1 is provided with the insulator pin box 2 that can play the supplementary insulation effect to the lead-in wire 15 of stator 6.
Claims (3)
1, a kind of cleaning pump double insulation induction machine, it comprises motor shaft (9), rotor (7), stator (6), casing (5), insulating support ring (3) and front end housing assembly (1) that is connected with casing (5) and rear end cap assembly (13); Described insulating support ring (3) is located between rotor (7) and the motor shaft (9); Described stator (6) is connected on the casing (5); Described front end housing assembly (1) and rear end cap assembly (13) all are rotatably connected with motor shaft (9), it is characterized in that: insulation spacer (4) before being provided with between described front end housing assembly (1) and casing (5) and the stator (6); Be provided with insulation spacer (8) in back between described rear end cap assembly (13) and casing (5) and the stator (6).
2, cleaning pump double insulation induction machine according to claim 1 is characterized in that: also be provided with the insulator pin box (2) that the lead-in wire (15) of stator (6) is played the supplementary insulation effect on the described front end housing assembly (1).
3, cleaning pump double insulation induction machine according to claim 1 and 2, it is characterized in that: described front end housing assembly (1) is connected with casing (5) with rear end cap assembly (13) and is meant that described front end housing assembly (1) and rear end cap assembly (13) all are to be connected on the casing (5) by fastening bolt (10) and clamp nut (12); Be with insulating case (14) on the described fastening bolt (10); Be lined with cross-over block (11) under the described clamp nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201195389U CN201398108Y (en) | 2009-05-06 | 2009-05-06 | Duplex insulation induction motor for pump of cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201195389U CN201398108Y (en) | 2009-05-06 | 2009-05-06 | Duplex insulation induction motor for pump of cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201398108Y true CN201398108Y (en) | 2010-02-03 |
Family
ID=41620639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201195389U Expired - Fee Related CN201398108Y (en) | 2009-05-06 | 2009-05-06 | Duplex insulation induction motor for pump of cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201398108Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394528A (en) * | 2011-09-29 | 2012-03-28 | 宁波富斯乐机械制造有限公司 | Electrical motor of high pressure cleaning machine |
| CN103453201A (en) * | 2012-06-04 | 2013-12-18 | 浙江三花股份有限公司 | Electronic expansion valve and assembling method |
| CN111917220A (en) * | 2020-08-10 | 2020-11-10 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
-
2009
- 2009-05-06 CN CN2009201195389U patent/CN201398108Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394528A (en) * | 2011-09-29 | 2012-03-28 | 宁波富斯乐机械制造有限公司 | Electrical motor of high pressure cleaning machine |
| CN102394528B (en) * | 2011-09-29 | 2013-07-24 | 宁波富斯乐机械制造有限公司 | Electrical motor of high pressure cleaning machine |
| CN103453201A (en) * | 2012-06-04 | 2013-12-18 | 浙江三花股份有限公司 | Electronic expansion valve and assembling method |
| CN111917220A (en) * | 2020-08-10 | 2020-11-10 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
| CN111917220B (en) * | 2020-08-10 | 2022-06-24 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Lou Hubin Document name: Notification of Passing Examination on Formalities |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20180506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |