CN203859613U - High-airtightness motor with high resistance to weather - Google Patents
High-airtightness motor with high resistance to weather Download PDFInfo
- Publication number
- CN203859613U CN203859613U CN201420254336.6U CN201420254336U CN203859613U CN 203859613 U CN203859613 U CN 203859613U CN 201420254336 U CN201420254336 U CN 201420254336U CN 203859613 U CN203859613 U CN 203859613U
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- Prior art keywords
- sealing
- cylindrical case
- hole
- sealing gasket
- box
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- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 142
- 239000003990 capacitor Substances 0.000 claims abstract description 44
- 238000012856 packing Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model belongs to the technical field of motors, and relates to a high-airtightness motor with high resistance to weather. The motor comprises a wiring box and a capacitor box, which are disposed at a side part of a cylindrical housing. The cylindrical housing is provided with a first threading hole and a second threading hole. The wiring box is disposed at an outer side of the first threading hole, and a wiring-box sealing pad is disposed between the cylindrical housing and the wiring box. A side, close to the cylindrical housing, of the wiring-box sealing pad is provided with a first arc-shaped sealing face which is matched with the outer wall of the cylindrical housing. The capacitor box is disposed at an outer side of the second threading hole, and a capacitor-box sealing pad is disposed between the cylindrical housing and the capacitor box. A side, close to the cylindrical housing, of the capacitor-box sealing pad is provided with a second arc-shaped sealing face. An inner end orifice of a rotating shaft hole is provided with an annular sealing blocking part, and the interior of the rotating shaft hole is provided with a rotating shaft sealing sleeve which sleeves a rotating shaft, wherein the inner end face of the rotating shaft sealing sleeve is tightly attached to the annular sealing blocking part. The motor provided by the utility model is simple in structure and is good in airtightness.
Description
Technical field
The utility model belongs to technical field of motors, relates to the high weather-proof motor of a kind of high leakproofness.
Background technology
Motor in the open or humidity higher in it just need to have higher sealing, when motor has good sealing its not only useful life strong, and motor good operation stability; In the weather-proof motor of height; because it is subject to the constraint of environment for use; the weather-proof motor of existing height its not only sealing is poor, and useful life is shorter, for this reason; people are through years of researches; proposed various solutions, Chinese patent literature discloses a kind of motor sealing structure [application number: 201220306112.6], comprises front end housing, rear end cap and protective cover; the junction of described front end housing and rear end cap arranges sealing ring, and front end housing and rear end cap are bolted.
Such scheme arranges sealing ring between motor front end cover and rear end cap, and on the joint face of front end housing and rear end cap, is respectively arranged with the semitight ring recess of placing sealing ring, thereby has improved the sealing of motor.But also at least there is following defect in this scheme: the sealing of complete machine is poor, the sealing at motor down-lead mouth place particularly, in addition, sealing between machine shaft and end cap is poor and seal unstable.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of design more rationally and the high weather-proof motor of the high leakproofness of better tightness.
For achieving the above object, the utility model has adopted following technical proposal: the high weather-proof motor of a kind of high leakproofness comprises cylindrical case, in one end of cylindrical case, be provided with cylindrical case and seal the front end housing being connected, the other end is provided with cylindrical case and seals the rear end cap being connected, at cylindrical case inwall, be provided with stator and be arranged on the rotor in stator, in rotor, be equipped with rotating shaft, one end of rotating shaft is located on rear end cap, the other end extends to outside front end housing through shaft hole and the end of front end housing, sidepiece at cylindrical case is provided with terminal box and capacitor box, on cylindrical case, be provided with the first through wires hole and the second through wires hole, described set of terminal box is in the outside of the first through wires hole and between cylindrical case and terminal box, be provided with terminal box sealing gasket, at terminal box sealing gasket, near a side of cylindrical case, there is the first arc sealing surface matching with cylindrical case outer wall, described capacitor box is arranged on the outside of the second through wires hole and between cylindrical case and capacitor box, is provided with capacitor box sealing gasket, at capacitor box sealing gasket, near a side of cylindrical case, there is the second arc sealing surface, place, inner aperture at shaft hole is provided with ring packing stop part, in shaft hole, be provided with and be enclosed within rotating shaft and inner face abuts in the rotating shaft sealing cover on ring packing stop part.
In this application, owing to being provided with terminal box sealing gasket, sealing when capacitor box sealing gasket and rotating shaft sealing overlap the rotation that can guarantee lead-in wire and rotating shaft, in addition, at the first arc sealing surface of terminal box sealing gasket setting be arranged on the second arc sealing surface on capacitor box sealing gasket, and the structure that combines of ring packing stop part its can further improve the sealing of motor, secondly, between cylindrical case and rear end cap, thread seal is connected, between cylindrical case and front end housing, thread seal is connected, at screw thread connecting place, fluid sealant is set, thereby by the combination of above-mentioned hermetically-sealed construction, virtually extended the useful life of the application's motor.
In the high weather-proof motor of above-mentioned high leakproofness, described front end housing and rear end cap are bolted on cylindrical case by some, the end of thread of bolt is connected with front end housing screw thread, on the shaft of bolt, be arranged with heat-shrink tube, on heat-shrink tube, be arranged with the O shape sealing gasket between rear end cap and bolt end cap.O shape sealing gasket is made by rubber.
In the high weather-proof motor of above-mentioned high leakproofness, between described terminal box and terminal box sealing gasket, sealing is connected, and between described capacitor box and capacitor box sealing gasket, sealing is connected.Between terminal box and terminal box sealing gasket, by two mutual identical sealing plane sealings, be connected, the arc sealing surface sealing by two mutual couplings between capacitor box and capacitor box sealing gasket is connected.
In the high weather-proof motor of above-mentioned high leakproofness, the housing of described terminal box is provided with entrance hole, is provided with sealing inlet wire plug on entrance hole.Sealing inlet wire plug plays two effects of protection lead-in wire and sealing.
In the high weather-proof motor of above-mentioned high leakproofness, on capacitor box sealing gasket, be provided with the first cable-through hole of setting corresponding to the second through wires hole, on the second through wires hole, be provided with outer end and insert in the sealing outlet plug in the first cable-through hole, the one end that inserts in the first cable-through hole at sealing outlet plug is provided with the outer ring conical surface, has the interior circular cone matching with the described outer ring conical surface in the second through wires hole.Sealing outlet plug plays two effects of protection lead-in wire and sealing.
In the high weather-proof motor of above-mentioned high leakproofness, described terminal box sealing gasket and capacitor box sealing gasket are made by silica gel.
In the high weather-proof motor of above-mentioned high leakproofness, described rotating shaft sealing cover is made by fluorubber.
Compared with prior art, the utility model has the advantage of: 1, simple in structure, owing to being provided with terminal box sealing gasket, sealing when capacitor box sealing gasket and rotating shaft sealing overlap the rotation that can guarantee lead-in wire and rotating shaft, in addition, at the first arc sealing surface of terminal box sealing gasket setting be arranged on the second arc sealing surface on capacitor box sealing gasket, and the structure that combines of ring packing stop part its can further improve the sealing of motor, secondly, between cylindrical case and rear end cap, thread seal is connected, between cylindrical case and front end housing, thread seal is connected, thereby by the combination of above-mentioned hermetically-sealed construction, virtually extended the useful life of the application's motor, 2, low cost of manufacture and be easy to assembling.
Accompanying drawing explanation
Fig. 1 is the blast structural representation that the utility model provides.
In figure: cylindrical case 1, the first through wires hole 11, the second through wires hole 12, front end housing 2, shaft hole 21, ring packing stop part 21a, rotating shaft sealing cover 22, rear end cap 3, stator 41, rotor 42, rotating shaft 43, terminal box 5, entrance hole 51, sealing inlet wire plug 52, capacitor box 6, , terminal box sealing gasket 7, the first arc sealing surface 71, capacitor box sealing gasket 8, the second arc sealing surface 81, the first cable-through hole 82, sealing outlet plug 83, outer ring conical surface 83a, bolt 9, heat-shrink tube 91, O shape sealing gasket 92.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As shown in Figure 1, the high weather-proof motor of a kind of high leakproofness comprises cylindrical case 1, in one end of cylindrical case 1, be provided with the front end housing 2 being connected with cylindrical case 1 sealing, the other end is provided with the rear end cap 3 being connected with cylindrical case 1 sealing, between cylindrical case and rear end cap, thread seal is connected, between cylindrical case and front end housing, thread seal is connected, and at screw thread connecting place, fluid sealant is set;
At cylindrical case 1 inwall, be provided with stator 41 and be arranged on the rotor 42 in stator 41, in rotor 42, be equipped with rotating shaft 43, one end of rotating shaft 43 is located on rear end cap 3, the other end extends to outside front end housing 2 through shaft hole 21 and the end of front end housing 2, sidepiece at cylindrical case 1 is provided with terminal box 5 and capacitor box 6, on cylindrical case 1, be provided with the first through wires hole 11 and the second through wires hole 12, described terminal box 5 is arranged on the outside of the first through wires hole 11 and is provided with terminal box sealing gasket 7 between cylindrical case 1 and terminal box 5, at terminal box sealing gasket 7, near a side of cylindrical case 1, there is the first arc sealing surface 71 matching with cylindrical case 1 outer wall, described capacitor box 6 is arranged on the outside of the second through wires hole 12 and is provided with capacitor box sealing gasket 8 between cylindrical case 1 and capacitor box 6, at capacitor box sealing gasket 8, near a side of cylindrical case 1, there is the second arc sealing surface 81, here terminal box sealing gasket 7 and capacitor box sealing gasket 8 are made by silica gel.
Secondly, place, inner aperture at shaft hole 21 is provided with ring packing stop part 21a, in shaft hole 21, be provided with and be enclosed within rotating shaft 43 and inner face abuts in rotating shaft sealing on ring packing stop part 21a cover 22, concrete, this rotating shaft sealing cover 22 is made by fluorubber.
Prioritization scheme, in order to improve sealing and the bonding strength of complete machine, the front end housing 2 of the present embodiment and rear end cap 3 are fixed on cylindrical case 1 by some bolts 9, the end of thread of bolt 9 is connected with front end housing 2 screw threads, on the shaft of bolt 9, be arranged with heat-shrink tube 91, on heat-shrink tube 91, be arranged with the O shape sealing gasket 92 between rear end cap 3 and bolt 9 end caps.
As a kind of preferred scheme, between terminal box 5 and terminal box sealing gasket 7, sealing is connected, and between described capacitor box 6 and capacitor box sealing gasket 8, sealing is connected.Concrete, between the terminal box here and terminal box sealing gasket, pass through two mutual identical sealing planes sealings and be connected, between capacitor box and capacitor box sealing gasket, by two arc sealing surface sealings of mutually mating, be connected.
In addition, on the housing of terminal box 5, be provided with entrance hole 51, on entrance hole 51, be provided with sealing inlet wire plug 52; On capacitor box sealing gasket 8, be provided with the first cable-through hole 82 of setting corresponding to the second through wires hole 12, on the second through wires hole 12, be provided with outer end and insert in the sealing outlet plug 83 in the first cable-through hole 82, the one end that inserts in the first cable-through hole 82 at sealing outlet plug 83 is provided with outer ring conical surface 83a, has the interior circular cone matching with described outer ring conical surface 83a in the second through wires hole 12.
In the present embodiment, terminal box sealing gasket and capacitor box sealing gasket can guarantee the sealing at lead outlet place, by being arranged on the first arc sealing surface of terminal box sealing gasket setting and being arranged on the structure that the second arc sealing surface on capacitor box sealing gasket combines, can further guarantee sealing, in addition, be provided with the structure that rotating shaft sealing overlaps and ring packing stop part combines and can guarantee that electric machine rotation rotates and the sealing of halted state.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used cylindrical case 1 herein, the first through wires hole 11, the second through wires hole 12, front end housing 2, shaft hole 21, ring packing stop part 21a, rotating shaft sealing cover 22, rear end cap 3, stator 41, rotor 42, rotating shaft 43, terminal box 5, entrance hole 51, sealing inlet wire plug 52, capacitor box 6, , terminal box sealing gasket 7, the first arc sealing surface 71, capacitor box sealing gasket 8, the second arc sealing surface 81, the first cable-through hole 82, sealing outlet plug 83, outer ring conical surface 83a, bolt 9, heat-shrink tube 91, O shape sealing gasket 92 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (7)
1. the high weather-proof motor of a high leakproofness, comprise cylindrical case (1), in one end of cylindrical case (1), be provided with cylindrical case (1) and seal the front end housing (2) being connected, the other end is provided with cylindrical case (1) and seals the rear end cap (3) being connected, at cylindrical case (1) inwall, be provided with stator (41) and be arranged on the rotor (42) in stator (41), in rotor (42), be equipped with rotating shaft (43), one end of rotating shaft (43) is located on rear end cap (3), the other end extends to outside front end housing (2) through shaft hole (21) and the end of front end housing (2), sidepiece at cylindrical case (1) is provided with terminal box (5) and capacitor box (6), it is characterized in that, on cylindrical case (1), be provided with the first through wires hole (11) and the second through wires hole (12), described terminal box (5) is arranged on the outside of the first through wires hole (11) and is provided with terminal box sealing gasket (7) between cylindrical case (1) and terminal box (5), a side at the close cylindrical case (1) of terminal box sealing gasket (7) has the first arc sealing surface (71) matching with cylindrical case (1) outer wall, described capacitor box (6) is arranged on the outside of the second through wires hole (12) and is provided with capacitor box sealing gasket (8) between cylindrical case (1) and capacitor box (6), a side at the close cylindrical case (1) of capacitor box sealing gasket (8) has the second arc sealing surface (81), place, inner aperture at shaft hole (21) is provided with ring packing stop part (21a), in shaft hole (21), be provided with and be enclosed within the upper and inner face of rotating shaft (43) and abut in the rotating shaft sealing cover (22) on ring packing stop part (21a).
2. the high weather-proof motor of high leakproofness according to claim 1, it is characterized in that, described front end housing (2) and rear end cap (3) are fixed on cylindrical case (1) by some bolts (9), the end of thread of bolt (9) is connected with front end housing (2) screw thread, on the shaft of bolt (9), be arranged with heat-shrink tube (91), on heat-shrink tube (91), be arranged with the O shape sealing gasket (92) being positioned between rear end cap (3) and bolt (9) end cap.
3. the high weather-proof motor of high leakproofness according to claim 1 and 2, it is characterized in that, between described terminal box (5) and terminal box sealing gasket (7), sealing is connected, and between described capacitor box (6) and capacitor box sealing gasket (8), sealing is connected.
4. the high weather-proof motor of high leakproofness according to claim 3, is characterized in that, the housing of described terminal box (5) is provided with entrance hole (51), is provided with sealing inlet wire plug (52) on entrance hole (51).
5. the high weather-proof motor of high leakproofness according to claim 4, it is characterized in that, on capacitor box sealing gasket (8), be provided with first cable-through hole (82) of setting corresponding to the second through wires hole (12), on the second through wires hole (12), be provided with outer end and insert in the sealing outlet plug (83) in the first cable-through hole (82), the one end that inserts in the first cable-through hole (82) at sealing outlet plug (83) is provided with the outer ring conical surface (83a), has the interior circular cone matching with the described outer ring conical surface (83a) in the second through wires hole (12).
6. the high weather-proof motor of high leakproofness according to claim 1 and 2, is characterized in that, described terminal box sealing gasket (7) and capacitor box sealing gasket (8) are made by silica gel.
7. the high weather-proof motor of high leakproofness according to claim 1 and 2, is characterized in that, described rotating shaft sealing cover (22) is made by fluorubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254336.6U CN203859613U (en) | 2014-05-17 | 2014-05-17 | High-airtightness motor with high resistance to weather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254336.6U CN203859613U (en) | 2014-05-17 | 2014-05-17 | High-airtightness motor with high resistance to weather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859613U true CN203859613U (en) | 2014-10-01 |
Family
ID=51609450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420254336.6U Expired - Lifetime CN203859613U (en) | 2014-05-17 | 2014-05-17 | High-airtightness motor with high resistance to weather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203859613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846614A (en) * | 2016-05-13 | 2016-08-10 | 深圳市斯威普科技有限公司 | Waterproof electric motor manufacture method |
-
2014
- 2014-05-17 CN CN201420254336.6U patent/CN203859613U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846614A (en) * | 2016-05-13 | 2016-08-10 | 深圳市斯威普科技有限公司 | Waterproof electric motor manufacture method |
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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 |
Effective date of registration: 20170823 Address after: 311813, No. 6, Jianxin Road, Zhuji Town, Shaoxing, Zhejiang Patentee after: ZHEJIANG DONGXIN ENERGY SAVING TECHNOLOGY Co.,Ltd. Address before: Zhuji City, Zhejiang province 311800 Shaoxing Wang Jing Zhen Dian Dang fan Cun Patentee before: ZHEJIANG CRAFAB ELECTRIC CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |