CN203722382U - Air conditioner and bearing cover waterproof sealing structure of fan assembly thereof - Google Patents
Air conditioner and bearing cover waterproof sealing structure of fan assembly thereof Download PDFInfo
- Publication number
- CN203722382U CN203722382U CN201420044997.6U CN201420044997U CN203722382U CN 203722382 U CN203722382 U CN 203722382U CN 201420044997 U CN201420044997 U CN 201420044997U CN 203722382 U CN203722382 U CN 203722382U
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- CN
- China
- Prior art keywords
- fan assembly
- bearing cap
- waterproof sealing
- bearing
- sealing structure
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 76
- 230000000694 effects Effects 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000010079 rubber tapping Methods 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The utility model discloses an air conditioner and a bearing cover waterproof sealing structure of a fan assembly thereof. The problem of water inflow of a bearing chamber is solved, the waterproof effect can be achieved under the sealing action of a double-layer O-shaped ring even if water accumulates in a bearing cover, the interior of the bearing chamber is ensured to be dry and dustproof, the rusting of a bearing can be avoided, the reliability of the bearing is improved, and the operation safety and reliability of a motor of a module machine are further improved. In addition, a clamping hoop is arranged in the internal layer of the bearing cover, the inner circular surface of a motor end cover is provided with a clamping groove, the clamping hoop and the clamping groove are tightly matched when the bearing cover is pressed downwards heavily, and the original screw screwing method is replaced; and the design of the bearing cover clamping hoop replaces the pre-tightening of bolts, the screwing moment does not need to be set, the end cover is free from drilling and tapping, the an-loosening measures are reduced, the assembly is simpler and more reliable, and the man hour is greatly reduced.
Description
Technical field
The utility model relates to motor bearing chamber waterproof sealing technical field, particularly a kind of air conditioner and fan assembly bearing cap waterproof sealing structure thereof.
Background technology
Therefore module machine is applied in outdoor more, easily forms ponding at its electric motor end cap place, if there is no seal approach, ponding is easy to enter bearing chamber inside, so not only affects bearing and normally works, and of long duration also easily produces iron rust, very harmful to bearing.
Existing structure can be with reference to shown in Fig. 1, and it is that vertical ground is installed that the motor in module machine is vertically installed, and electric motor end cap 14 places are sealing not, and the bearing cap 11 of its bearing 12 ends is installed fixing by bolt 13; In use, rainwater can be gathered on electric motor end cap 14, easily enters motor bearings chamber interior.
Therefore, for above-mentioned situation, how to realize the waterproof sealing of motor bearing chamber, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of fan assembly bearing cap waterproof sealing structure, has solved the problem of motor bearing chamber water inlet sealing, can prevent bearing rust, guarantees that bearing chamber is inner dry, dustproof, is conducive to improve bearing reliability.
The utility model provides a kind of fan assembly of having applied above-mentioned fan assembly bearing cap waterproof sealing structure.
For achieving the above object, the utility model provides following technical scheme:
A kind of fan assembly waterproof sealing structure, for the electric motor end cap of fan assembly and the waterproof sealing of bearing cap junction, at least one in described electric motor end cap two fitting surfaces relative with described bearing cap concaves, be formed for the cavity of mounting sealing device, in described cavity, sealing device be installed.
Preferably, the top of described electric motor end cap forms flange around the aperture position of bearing chamber, and the bottom of described bearing cap has the depression for coordinating with described flange; Described cavity is between the outer wall of described flange and the inwall of described depression.
Preferably, described flange is annular, and described depression is the annular groove being mated.
Preferably, the quantity of described cavity is a plurality of.
Preferably, described cavity at least comprises the first cavity between the outside circumference of described flange outer wall and the outside circumference of described groove inwall, and the second cavity between the interior lateral circle surface of described flange outer wall and the interior lateral circle surface of described groove inwall.
Preferably, the outside circumference of described flange outer wall is vertical plane, and offers thereon for the concave surface of described sealing device is installed, and the outside circumference of described groove inwall is for compressing the vertical plane of described sealing device; Between concave surface on described flange outer sides side face and the vertical plane of described groove outside circumference, form described the first cavity.
Preferably, the interior lateral circle surface of described flange outer wall and the interior lateral circle surface of described groove inwall are relatively set with respectively boss, form described the second cavity between both boss face.
Preferably, described sealing device is specially O-ring seals.
Preferably, the boss bottom surface of the interior lateral circle surface of described groove inwall has the arc press-assembling surface for coordinating with described sealing device.
Preferably, described electric motor end cap flange is radially recessed to form draw-in groove, and described bearing cap radially extends to form outward for the clip with described draw-in groove snap-fit.
An air conditioner, comprises fan assembly, and described fan assembly has above-mentioned fan assembly waterproof sealing structure.
From above-mentioned technical scheme, can find out, the air conditioner that the utility model provides and fan assembly waterproof sealing structure thereof, by mounting sealing device in the cavity forming in the electric motor end cap fitting surface relative with bearing cap, solved bearing chamber water inlet problem, even if bearing cap place ponding also can play waterproof sealing effect under the effect of sealing device, guaranteed that bearing chamber is inner dry, dustproof, can prevent bearing rust, be conducive to improve the reliability of bearing, and then improved the safety and reliability of module machine motor operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the dynamo-electric machine bearing closed chamber of prior art apoplexy end caps
The rear schematic diagram of fan assembly bearing cap waterproof sealing structure assembling that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the zoomed-in view of a-quadrant in Fig. 2;
The front schematic diagram of fan assembly bearing cap waterproof sealing structure assembling that Fig. 4 provides for the utility model embodiment;
The cross-sectional view of the electric motor end cap that Fig. 5 provides for the utility model embodiment;
The cross-sectional view of the bearing cap that Fig. 6 provides for the utility model embodiment;
Fig. 7 is the zoomed-in view in B region in Fig. 6;
The plan structure schematic diagram of the bearing cap that Fig. 8 provides for the utility model embodiment;
The cross-sectional view of the bearing cap that Fig. 9 provides for the utility model embodiment.
Wherein, in the prior art of Fig. 1,11 is bearing cap, and 12 is bearing, and 13 is bolt, and 14 is electric motor end cap;
In this programme of Fig. 2,21 is electric motor end cap, 22 flanges that are electric motor end cap, and 23 is bearing cap, and 24 is sealing device, and 25 is clip.
Embodiment
Core of the present utility model is to disclose a kind of fan assembly bearing cap waterproof sealing structure, has solved the problem of motor bearing chamber water inlet sealing, can prevent bearing rust, guarantees that bearing chamber is inner dry, dustproof, is conducive to improve bearing reliability.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The fan assembly waterproof sealing structure that the utility model embodiment provides, for the electric motor end cap 21 of fan assembly and the waterproof sealing of bearing cap 23 junctions, its core improvement is, at least one in electric motor end cap 21 two fitting surfaces relative with bearing cap 23 concaves, be formed for the cavity of mounting sealing device 24, sealing device 24 is installed in cavity, and its structure can be with reference to shown in Fig. 2 and Fig. 3.
From above-mentioned technical scheme, can find out, the fan assembly waterproof sealing structure that the utility model embodiment provides, by mounting sealing device 24 in the cavity forming in electric motor end cap 21 fitting surface relative with bearing cap 23, solved bearing chamber water inlet problem, even if bearing cap 23 place's ponding also can play waterproof sealing effect under the effect of sealing device 24, guaranteed that bearing chamber is inner dry, dustproof, can prevent bearing rust, be conducive to improve the reliability of bearing, and then improved the safety and reliability of module machine motor operation.
Be directed to the bearing cover being bolted in prior art, can directly between the bottom of bearing cap and the top of electric motor end cap, obtain the above-mentioned cavity structure for mounting sealing device, can reach the effect of waterproof sealing.In the more preferred embodiment providing at this programme, the top of electric motor end cap 21 forms flange 22 around the aperture position of bearing chamber, and the bottom of bearing cap 23 has the depression coordinating for same flange 22; Be used for the cavity of mounting sealing device between the outer wall of flange 22 and the inwall of depression, its structure can be with reference to shown in Fig. 2 and Fig. 3.Be understandable that, above-mentioned top and bottom are all the vertical installment states of phase motor.By such flange 22 being set at electric motor end cap 21 tops, make the opening of bearing cap higher than the end face of electric motor end cap 21 on the one hand, can play the effect of sealing platform, by itself and the coordinating of bearing cap 23 bottom notch, can play the spacing fixation in horizontal plane to bearing cap 23 on the other hand.
In the preferred embodiment providing at this programme, the flange 22 of electric motor end cap 21 is annular, and the depression of bearing cap 23 is the annular groove being mated, so, bearing cap 23 has just had the double-decker coordinating with inside and outside two lateral circle surfaces of flange 22 respectively, can fasten more closely.Certainly, according to the actual conditions of fan assembly, the shape of flange 22 and depression also can adopt square other forms such as grade.
In order further to optimize above-mentioned technical scheme, the quantity of cavity is a plurality of, thereby a plurality of sealing devices 24 can be installed, and has promoted the waterproof sealing performance of total.
In the specific embodiment providing at this programme, cavity at least comprises the first cavity between the outside circumference of flange 22 outer walls and the outside circumference of groove inwall, and the second cavity between the interior lateral circle surface of flange 22 outer walls and the interior lateral circle surface of groove inwall.It should be noted that, the interior lateral circle surface here refers to the part that is more close to bearing chamber center line, and outside circumference refers to the part that is located farther from bearing chamber center line.Can also between the top of flange 22 outer walls and the bottom of groove inwall, form the 3rd cavity.
Refer to shown in Fig. 2-Fig. 9, the outside circumference of flange 22 outer walls is vertical plane, and offers the concave surface for mounting sealing device 24 thereon, and the outside circumference of groove inwall is the vertical plane for pressed sealing device 24; Between concave surface in flange 22 outside circumference and the vertical plane of groove outside circumference, form the first cavity, the first sealing device is installed in it.
As preferably, the interior lateral circle surface of flange 22 outer walls and the interior lateral circle surface of groove inwall are relatively set with respectively boss, form the second cavity between both boss face, and the second sealing device is installed in it.
In the specific embodiment providing at this programme, sealing device 24 is O-ring seals.
The assembling mode of this programme can be with reference to shown in Fig. 4, first the first sealing device 24 is enclosed within the concave surface in electric motor end cap 21 flange 22 outside circumference, the second sealing device 24 is enclosed within on the boss of bearing cap 23 groove internal layer peripheries, then makes the downward spiral-lock of bearing cap 23 to flange 22.After bearing cap 23 coordinates with electric motor end cap 21 flanges 22, the sealing device of two O shapes 24 is pressed on respectively on the inside and outside disc of electric motor end cap 21 flanges 22 like this, forms double-deck waterproof sealing.
In order further to optimize above-mentioned technical scheme, the boss bottom surface of the interior lateral circle surface of groove inwall has the arc press-assembling surface to fovea superior coordinating for same sealing device 24, to be fixed more reliably the sealing device 24 of O shape, can also play better waterproof sealing effect, its structure can be with reference to shown in Fig. 6 and Fig. 7 simultaneously.
In this programme preferred embodiment, electric motor end cap 21 flange 22(are preferably its root) be radially recessed to form draw-in groove, bearing cap 23(is preferably its bottom) radially extend to form outward the clip 25 for same draw-in groove snap-fit.When firmly downwards pressing bearing cap 23, clip 25 and draw-in groove can closely cooperate, and substitute the urgent mode of original screw.The urgent Elastic Vibration that also needs of traditional bolt gets loose, and takes locking measure; The design of this bearing cap 23 clips 25, has substituted tools for bolts ' pretension, does not need to arrange to throw moment into, need to not hole at end cap, tapping, has reduced locking measure, makes assembling more simple and reliable, greatly reduces man-hour.
The utility model also provides a kind of air conditioner, comprises fan assembly, and its core improvement is, fan assembly has above-mentioned fan assembly waterproof sealing structure.
In sum, the air conditioner that the utility model provides and fan assembly bearing cap waterproof sealing structure thereof, solved bearing chamber water inlet problem, even if bearing cap place ponding also can play waterproof action under the effect of double layer O-shaped circle sealing, guaranteed that bearing chamber is inner dry, dustproof, can prevent bearing rust, be conducive to improve the reliability of bearing, and then improve the safety and reliability of module machine motor operation;
At bearing cap internal layer, clip is set in addition, electric motor end cap inner headed face design draw-in groove, when firmly pressing bearing cap downwards, clip and draw-in groove can closely cooperate, and substitute the urgent mode of original screw; The design of this bearing cap clip, has substituted tools for bolts ' pretension, does not need to arrange to throw moment into, need to not hole at end cap, tapping, has reduced locking measure, makes assembling more simple and reliable, greatly reduces man-hour.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (11)
1. a fan assembly bearing cap waterproof sealing structure, for the electric motor end cap of fan assembly and the waterproof sealing of bearing cap junction, it is characterized in that, at least one in described electric motor end cap two fitting surfaces relative with described bearing cap concaves, be formed for the cavity of mounting sealing device, in described cavity, sealing device be installed.
2. fan assembly bearing cap waterproof sealing structure according to claim 1, is characterized in that, the top of described electric motor end cap forms flange around the aperture position of bearing chamber, and the bottom of described bearing cap has the depression for coordinating with described flange; Described cavity is between the outer wall of described flange and the inwall of described depression.
3. fan assembly bearing cap waterproof sealing structure according to claim 2, is characterized in that, described flange is annular, and described depression is the annular groove being mated.
4. fan assembly bearing cap waterproof sealing structure according to claim 3, is characterized in that, the quantity of described cavity is a plurality of.
5. fan assembly bearing cap waterproof sealing structure according to claim 4, it is characterized in that, described cavity at least comprises the first cavity between the outside circumference of described flange outer wall and the outside circumference of described groove inwall, and the second cavity between the interior lateral circle surface of described flange outer wall and the interior lateral circle surface of described groove inwall.
6. fan assembly bearing cap waterproof sealing structure according to claim 5, it is characterized in that, the outside circumference of described flange outer wall is vertical plane, and offer thereon for the concave surface of described sealing device is installed, the outside circumference of described groove inwall is for compressing the vertical plane of described sealing device; Between concave surface on described flange outer sides side face and the vertical plane of described groove outside circumference, form described the first cavity.
7. fan assembly bearing cap waterproof sealing structure according to claim 6, is characterized in that, the interior lateral circle surface of described flange outer wall and the interior lateral circle surface of described groove inwall are relatively set with respectively boss, form described the second cavity between both boss face.
8. fan assembly bearing cap waterproof sealing structure according to claim 7, is characterized in that, described sealing device is specially O-ring seals.
9. fan assembly bearing cap waterproof sealing structure according to claim 8, is characterized in that, the boss bottom surface of the interior lateral circle surface of described groove inwall has the arc press-assembling surface for coordinating with described sealing device.
10. according to the fan assembly bearing cap waterproof sealing structure described in claim 2-9 any one, it is characterized in that, described electric motor end cap flange is radially recessed to form draw-in groove, and described bearing cap radially extends to form outward for the clip with described draw-in groove snap-fit.
11. 1 kinds of air conditioners, comprise fan assembly, it is characterized in that, described fan assembly has the fan assembly waterproof sealing structure as described in claim 1-10 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420044997.6U CN203722382U (en) | 2014-01-23 | 2014-01-23 | Air conditioner and bearing cover waterproof sealing structure of fan assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420044997.6U CN203722382U (en) | 2014-01-23 | 2014-01-23 | Air conditioner and bearing cover waterproof sealing structure of fan assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722382U true CN203722382U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420044997.6U Expired - Lifetime CN203722382U (en) | 2014-01-23 | 2014-01-23 | Air conditioner and bearing cover waterproof sealing structure of fan assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722382U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242532A (en) * | 2014-08-25 | 2014-12-24 | 广东威灵电机制造有限公司 | Motor, sealing ring for same and air conditioner provided with same |
| CN104810957A (en) * | 2014-01-23 | 2015-07-29 | 珠海格力电器股份有限公司 | Air conditioner and blower fan assembly bearing cap waterproof sealing structure thereof |
| CN106230163A (en) * | 2016-08-04 | 2016-12-14 | 无锡尊宝电动车有限公司 | A kind of dust-proof fan housing of motor |
| CN106253547A (en) * | 2016-08-31 | 2016-12-21 | 无锡太昌精密机械有限公司 | The mounting structure of motor cover |
| CN106451958A (en) * | 2016-08-31 | 2017-02-22 | 无锡太昌精密机械有限公司 | Mounting structure of motor end cover |
| CN107863834A (en) * | 2016-09-21 | 2018-03-30 | 天佑电器（苏州）有限公司 | The packing installing mechanism of motor in middle-size and small-size electrical equipment |
| CN110350737A (en) * | 2019-05-24 | 2019-10-18 | 中广核工程有限公司 | The installation method of nuclear power generator sealing device |
| CN111250344A (en) * | 2020-03-18 | 2020-06-09 | 福建省宏港纺织科技有限公司 | Gluing equipment for composite fabric |
-
2014
- 2014-01-23 CN CN201420044997.6U patent/CN203722382U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810957B (en) * | 2014-01-23 | 2018-09-07 | 珠海格力电器股份有限公司 | A kind of air conditioner and its fan assembly bearing cap waterproof sealing structure |
| CN104810957A (en) * | 2014-01-23 | 2015-07-29 | 珠海格力电器股份有限公司 | Air conditioner and blower fan assembly bearing cap waterproof sealing structure thereof |
| CN104242532B (en) * | 2014-08-25 | 2017-12-12 | 广东威灵电机制造有限公司 | Motor, the sealing ring for it and there is its air regulator |
| CN104242532A (en) * | 2014-08-25 | 2014-12-24 | 广东威灵电机制造有限公司 | Motor, sealing ring for same and air conditioner provided with same |
| CN106230163A (en) * | 2016-08-04 | 2016-12-14 | 无锡尊宝电动车有限公司 | A kind of dust-proof fan housing of motor |
| CN106253547A (en) * | 2016-08-31 | 2016-12-21 | 无锡太昌精密机械有限公司 | The mounting structure of motor cover |
| CN106451958A (en) * | 2016-08-31 | 2017-02-22 | 无锡太昌精密机械有限公司 | Mounting structure of motor end cover |
| CN107863834A (en) * | 2016-09-21 | 2018-03-30 | 天佑电器（苏州）有限公司 | The packing installing mechanism of motor in middle-size and small-size electrical equipment |
| CN107863836A (en) * | 2016-09-21 | 2018-03-30 | 天佑电器（苏州）有限公司 | The packing installing mechanism of motor in middle-size and small-size electrical equipment |
| CN107863836B (en) * | 2016-09-21 | 2020-07-03 | 天佑电器（苏州）有限公司 | Motor packing installation mechanism in medium and small-sized electrical appliances |
| CN107863834B (en) * | 2016-09-21 | 2020-08-21 | 天佑电器（苏州）有限公司 | Motor packing installation mechanism in medium and small-sized electrical appliances |
| CN110350737A (en) * | 2019-05-24 | 2019-10-18 | 中广核工程有限公司 | The installation method of nuclear power generator sealing device |
| CN111250344A (en) * | 2020-03-18 | 2020-06-09 | 福建省宏港纺织科技有限公司 | Gluing equipment for composite fabric |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |