CN1724779A - Air blast device for clothes drying machine - Google Patents
Air blast device for clothes drying machine Download PDFInfo
- Publication number
- CN1724779A CN1724779A CN 200410020038 CN200410020038A CN1724779A CN 1724779 A CN1724779 A CN 1724779A CN 200410020038 CN200410020038 CN 200410020038 CN 200410020038 A CN200410020038 A CN 200410020038A CN 1724779 A CN1724779 A CN 1724779A
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- China
- Prior art keywords
- nut
- blowing fan
- air
- motor shaft
- packing ring
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- 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.)
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- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention discloses an air- blowing device of clothes dryer that includes air blowing fan casing, air blowing fan, dynamo, and nut. The dynamo is combined by left nut and right nut. One side at least has two sections combining to nut, and the other side has at least two sections have gaskets to combine the air blowing fan vane tightly. The benefit effect of the invention is that: the blowing device has bending spring gasket and could avoid the looseness phenomenon of the nut from the dynamo shaft. And it could also avoid the vibration and noise from the blowing device generated by the looseness of the nut.
Description
Technical field
The present invention relates to a kind of cloth drying machine air-supply arrangement.Especially a kind of with the fixing cloth drying machine air-supply arrangement of blowing fan of packing ring.
Background technology
In general, dryer is that the need that washed are dried the machine that wet clothing dries automatically, and the formation to the dryer of prior art is described as follows below:
The dryer shell of prior art is provided with the input port that can drop into clothing, and there is door to be opened/closed in the outside of the input port that forms on the above-mentioned shell, and the base that constitutes the bottom surface is arranged in the bottom of shell.
In addition, be provided with can be by the drying drum of motor-driven power driven rotary for above-mentioned base.
In addition, drying drum is connected with hot blast feeding passage and hot blast passing away, the hot blast feeding passage is provided with the heater of the air heat that enters from the dryer outside to the condition of high temperature, the end of the opposite side of above-mentioned motor, be provided with and produce when drying drum inside is sent into the air of heater via heating by force, discharge the air-supply arrangement of finishing the air-supply power that dries later air to the outside.
Below, the structure of cloth drying machine with air-supply arrangement is described as follows:
Fig. 1 is fixed on state decomposing schematic representation on the motor shaft for the cloth drying machine of prior art with air-supply arrangement, and Fig. 2 is the packing ring crack schematic diagram of prior art.
As shown in Figure 1, air-supply arrangement comprises: the blowing fan shell 10 that forms outward appearance; Be provided with the motor shaft 20 of driven rotary drying drum (not shown); Be installed on blowing fan shell 10 inside, and be incorporated into the blowing fan 30 on the motor shaft 20; The fixing nut of blowing fan 30; The packing ring that is provided with in order to prevent the loosening of nut.
There is following several problem in the cloth drying machine of aforesaid prior art with in the air-supply arrangement:
For in conjunction with being fixed on blowing fan 30 on the motor shaft 20,, select left nut or right nut for use according to the hand of spiral that is formed on the motor shaft 20 for the fixing nut 40 of blowing fan 30.
On motor shaft 20, use left nut fixedly during blowing fan 30, select left packing ring 50 for use; And, select right packing ring for use when on motor shaft 30, using right nut fixedly during blowing fan.
This is because the lug boss 110 of packing ring has only the bonding position projection to each nut, packing ring could be combined in to free from flaw each nut and blowing fan 30 above, thereby utilize the elastic force of packing ring to prevent becoming flexible of each nut.
But, similar because of left packing ring 50 to the shape of right packing ring, so be difficult to distinguish, the wrong situation of selecting packing ring for use also appears once in a while.
For example, as shown in Figure 2, selecting for use right nut 40 on motor shaft 20 fixedly during blowing fan 30, if selected left packing ring 50 for use, because left packing ring 50 applies the power of nut closure to the right on the lug boss 110 of the left packing ring of nut 40 back to the right, so the phenomenon in left packing ring 50 cracks takes place.
Therefore, lose the function of left packing ring 50, the phenomenon that right nut 40 becomes flexible from motor shaft 20 easily takes place.Exception because of becoming flexible of right nut 40, will produce the vibrations and the noise of air-supply arrangement.
Summary of the invention
Technical problem to be solved by this invention is, a kind of cloth drying machine air-supply arrangement is provided, and it during in conjunction with fixing blowing fan, improves packing ring, thereby can use left and right sides nut simultaneously, so can prevent nut loosening on motor shaft.Another purpose is to prevent vibrations and the noise because of the loosening air-supply arrangement that takes place of nut.
The technical solution adopted in the present invention is: cloth drying machine comprises with air-supply arrangement: form the blowing fan shell of cloth drying machine with the air-supply arrangement outward appearance; Be positioned at the blowing fan of blowing fan enclosure; Possesses the motor that motor shaft is arranged and drive blowing fan; Be incorporated into the nut on the motor shaft; Dual-purpose left side nut and right nut combination on motor shaft, when at least two positions, one side were connected with nut, at least two positions, another side and air-supply covering of the fan tightened the packing ring of close combination.
As mentioned above, the invention has the beneficial effects as follows: the curved spring packing ring is arranged because of possessing on air-supply arrangement at cloth drying machine of the present invention, therefore on motor shaft fixedly during blowing fan, can select any in left nut or the right nut for use, and can prevent nut from the above-mentioned motor shaft by loosening phenomenon.In addition, prevent vibrations and noise because of the loosening air-supply arrangement that takes place of nut.
Description of drawings
Fig. 1 is fixed on state decomposing schematic representation on the motor shaft for existing cloth drying machine with air-supply arrangement;
Fig. 2 is the packing ring crack schematic diagram of prior art;
Fig. 3 is the curved spring packing ring generalized schematic of an example of the present invention;
Fig. 4 is fixed on the state decomposing schematic representation of motor shaft with air-supply arrangement for the cloth drying machine of an example of the present invention;
Fig. 5 is incorporated into view on the motor shaft for the cloth drying machine of another example of the present invention with air-supply arrangement.
Among the figure:
10: blowing fan shell 20: motor shaft
30: blowing fan 40: right nut
41: left nut 100: curved spring packing ring
110: lug boss
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 3 to Fig. 5 is elaborated to example of the present invention.Illustrate before the formation of the present invention, for fear of repeat specification, for quoting the symbol identical with the prior art drawing with the part of prior art unanimity.
At first, Fig. 3 is the curved spring packing ring generalized schematic of an example of the present invention, Fig. 4 is fixed on the state decomposing schematic representation of motor shaft for the cloth drying machine of an example of the present invention with air-supply arrangement, and Fig. 5 is incorporated into view on the motor shaft for the cloth drying machine of another example of the present invention with air-supply arrangement.
That is, cloth drying machine roughly is made up of blowing fan shell 10, blowing fan 30, motor 20, nuts and washers with air-supply arrangement.
Blowing fan shell 10 forms the outward appearance of cloth drying machines with air-supply arrangements, blowing fan 30 portion that sets within it.
When the effect of blowing fan 30 is the air of sending into by force through heating, the air of finishing after the drying is expelled to the dryer outside here.
At this moment, blowing fan 30 combines with the motor shaft 20 of motor, and for fixing blowing fan 30, is connected with nut on motor shaft 20.
In addition, according to the hand of spiral that is formed on the motor shaft 20, nut is selected left nut 41 or right nut 40 for use.
When left nut 41 or right nut 40 are connected motor shaft 20, packing ring is set in order to prevent the loosening of each nut here.
In addition, packing ring no matter be to combine with left nut 41, still combines with right nut 40, in order to reach the purpose of dual-purpose on motor shaft 20, when at least two positions of one side are connected with nut, closely be combined into suitable at least on 30 of two positions of another side and the blowing fans.
At this moment, when left nut or right nut were connected on the motor shaft 20, the packing ring of use can prevent to be advisable from motor shaft 20 loosening curved spring packing rings 100.
Illustrate that in conjunction with Fig. 3 the structure of curved spring packing ring 100 is as follows here:
Curved spring packing ring 100 1 sides are the state that is cut open, and with corresponding position, the position that is cut open be that standard distortion certain angle forms.
At this moment, front-back is formed with the lug boss 110 that raises up separately up and down simultaneously, and staggers mutually in each terminal center.
With reference to figure 4, as follows with the assembling process and the effect detailed description function of air-supply arrangement to the cloth drying machine of an example of the present invention:.
At first, fixing blowing fan 30 on the motor shaft 20 that drives blowing fan 30 motors.
Secondly, on the motor shaft 20 that is combined with blowing fan 30, insert curved spring packing ring 100.
Then, on the motor shaft 20 that curved spring packing ring 100 is arranged, load onto nut, blowing fan 30 is fixed on the motor shaft 20.
At this moment, nut is selected left nut or right nut for use according to the form that is formed at the screw thread on the motor shaft 20.
Here, among two kinds of nuts 40,41, even when using any nut to be connected with motor shaft 20, the lug boss up and down 110 that inserts curved spring packing ring 100 fronts on the motor shaft 20 and the back of nut are to contacting.
At this moment, be subjected to adhesion, therefore up and down between lug boss 110 pressed-in nuts and the blowing fan, thereby produce the reciprocal elastic force effect of adhesion with nut in conjunction with nut with the lug boss up and down 110 that contacts later of nut.
That is,, can prevent the phenomenon that nut becomes flexible from motor shaft 20 by acting on the elastic force of curved spring packing ring 100.
Because with the packing ring contact and the power position that is connected that is subjected to nut is lug boss 110 up and down, so can solve the phenomenon in packing ring of the prior art crack.
Claims (2)
1. a cloth drying machine air-supply arrangement comprises: form the blowing fan shell of cloth drying machine with the air-supply arrangement outward appearance; Be positioned at the blowing fan of blowing fan enclosure; Possesses the motor that motor shaft is arranged and drive blowing fan; Be incorporated into the nut on the motor shaft, it is characterized in that, dual-purpose left side nut and right nut combination on motor shaft, when at least two positions, one side were connected with nut, at least two positions, another side and air-supply covering of the fan tightened the packing ring of close combination.
2. cloth drying machine air-supply arrangement according to claim 1 is characterized in that, above-mentioned packing ring is the curved spring packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410020038 CN1724779A (en) | 2004-07-19 | 2004-07-19 | Air blast device for clothes drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410020038 CN1724779A (en) | 2004-07-19 | 2004-07-19 | Air blast device for clothes drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1724779A true CN1724779A (en) | 2006-01-25 |
Family
ID=35924393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410020038 Pending CN1724779A (en) | 2004-07-19 | 2004-07-19 | Air blast device for clothes drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1724779A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240378A (en) * | 2015-11-12 | 2016-01-13 | 珠海格力电器股份有限公司 | Pre-tightening nut assembly, centrifugal fan and air conditioning equipment |
-
2004
- 2004-07-19 CN CN 200410020038 patent/CN1724779A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240378A (en) * | 2015-11-12 | 2016-01-13 | 珠海格力电器股份有限公司 | Pre-tightening nut assembly, centrifugal fan and air conditioning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |