CN100532680C - Bulb rack of drum washing machine knob module - Google Patents
Bulb rack of drum washing machine knob module Download PDFInfo
- Publication number
- CN100532680C CN100532680C CNB200410019574XA CN200410019574A CN100532680C CN 100532680 C CN100532680 C CN 100532680C CN B200410019574X A CNB200410019574X A CN B200410019574XA CN 200410019574 A CN200410019574 A CN 200410019574A CN 100532680 C CN100532680 C CN 100532680C
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- ribs
- knob
- bulb rack
- washing machine
- bulb
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The bulb rack of knob module in drum type washing machine is set inside the knob module including rotary switch, knob and bulb rack. The bulb rack includes also shaft supporting ribs and sealing ring, the shaft supporting ribs are set inside the main frame of the bulb rack to support the outside of the coder shaft, and the sealing ring is set around the through hole in the center of the shaft support ribs to avoid swinging of the coder shaft. The bulb rack can absorb side impact to the knob so as to avoid damage of the rotary switch and the circuit board. Ultimately, the present invention can raise the reliability of the washing machine product.
Description
Technical field
The present invention relates to a kind of knob assembly of roller washing machine, particularly relate to a kind of bulb rack of roller washing machine knob assembly.
Background technology
Generally speaking, roller washing machine be a kind of in cylinder, put into washing agent, washings and washings after, the device that utilizes the cylinder be rotated by means of the driving force of motor and the rubbing action between washings to wash.Washings is impaired hardly during with roller washing machine washing clothes, and does not twine mutually between washings, thereby can reach and beat the clean result of washing by rubbing with the hands.Fig. 1 is the roller washing machine external structure stereogram of prior art.As shown in Figure 1, the external structure of the roller washing machine of this prior art is a regular hexahedron shape, and is formed with the door of washing machine that can put into or take out washings on the front end face.The front upper part of roller washing machine body 1 is provided with control panel 3, has the display part of information such as the washing control command that can demonstrate operator input or remaining time on the control panel 3.Be that control panel 3 is provided with a plurality of buttons 31, display window 32, LED window 33 and knob 50.Button 31 is the input units that start washing machine with knob 50, and the operator can import orders such as washing process and time by these input units when selecting wash time, washing methods, dehydration and drying mode.LED window 33 demonstrates various washing information by modes such as literal or symbols to the operator by glittering and display window 32.Fig. 2 is control panel and a controller architecture exploded perspective view on the roller washing machine among Fig. 1.As shown in Figure 2, the inboard of control panel 3 is inserted with the controller 4 as control device.Controller 4 is provided with devices such as a plurality of chips, component, knob 50 and time showing portion 42.Wherein knob 50 is the most frequently used parts of operator, and it is used to set washing process or wash time.In addition, also be provided with bulb around the knob 50, can make the operator can be like this at dim indoor or proper operation at night knob 50.Fig. 3 is the knob assembly structure cutaway view of prior art.Fig. 4 is the bulb rack planar structure schematic diagram among Fig. 3.As shown in Figure 3, the circuit board 70 of controller 4 is provided with the rotary switch 5 that is made of encoder 51 and encoder axle 52.Be combined with the operator on the encoder axle 52 of rotary switch 5 and can grasp the knob 50 of laggard line operate.Rotary switch 5 can pass to not shown microprocessor by circuit board 70 with the variable pulse number that produces by being combined in knob 50 left rotation and right rotation on the encoder axle 52.As shown in Figure 4, the outside of knob 50 is provided with the bulb rack 6 around knob 50.Bulb rack 6 is a circulus, and is provided with a plurality of bulbs along its circumferencial direction hole 62 is set, and bulb L can be set in bulb is provided with hole 62.But there are the following problems for the bulb rack of this prior art 6: at first, outwards spill though this bulb rack 6 can prevent the light of bulb L, when the side that can not prevent rotary switch 5 is subjected to impacting and the damage that produces.That is, 6 of existing bulb rack have the effect of supporting bulb L and obstructing the light, but then can't protect rotary switch 5 when direction applies impact from the side when knob 50.
Summary of the invention
In order to address the above problem, order of the present invention is to provide a kind of can not only prevent that light from outwards spilling, but also can support rotary switch in case it is because of being subjected to impacting the bulb rack that produces the roller washing machine knob assembly that rocks and damage phenomenon.
In order to achieve the above object, the bulb rack of roller washing machine knob assembly provided by the invention is arranged in the knob assembly that comprises rotary switch, knob and bulb rack; Wherein rotary switch is made of the encoder axle that is fixed on the encoder on the circuit board and be connected on the encoder; Knob is combined on the encoder axle of rotary switch; And bulb rack ringwise, and it is fixed on the circuit board around knob; Described bulb rack also comprises a ribs and sealing ring; Its axis ribs is arranged on the main frame medial surface of bulb rack, to support the lateral surface of encoder axle; Sealing ring then is arranged on the ribs central circular through hole inner peripheral surface, to prevent rocking of encoder axle; Has the button ribs that can support knob on the upper end of described axle ribs.
Described button ribs is along the circumferential direction separated by a distance and form.
Described button ribs is to be bar-shaped along radial direction.
Has the ribs that can strengthen a ribs on the lower surface of described axle ribs.
Described ribs is along the circumferential direction separated by a distance and form.
Described ribs is to be bar-shaped along radial direction.
The bulb rack of roller washing machine knob assembly provided by the invention can be at the carrying roller washing machine or the lateral impact that can absorb in the process of washing machine that roller washing machine falls down or knob be applied when being held up by other object is set, thereby can prevent that rotary switch and circuit board are damaged.It is the bending that bulb rack of the present invention not only can prevent to constitute the encoder axle of rotary switch, but also can prevent the double swerve of knob, thereby can prevent effectively when rotary switch is subjected to external impact and the damage that occurs, and then can improve the product reliability of washing machine.
Description of drawings
Be elaborated below in conjunction with the bulb rack of the drawings and specific embodiments to roller washing machine knob assembly provided by the invention.The parts identical with prior art use identical symbol, and omit its explanation.
Fig. 1 is the roller washing machine external structure stereogram of prior art.
Fig. 2 is control panel and a controller architecture exploded perspective view on the roller washing machine among Fig. 1.
Fig. 3 is the knob assembly structure cutaway view of prior art.
Fig. 4 is the bulb rack planar structure schematic diagram among Fig. 3.
Fig. 5 is a knob assembly structure cutaway view provided by the invention.
Fig. 6 is the bulb rack planar structure schematic diagram among Fig. 5.
Accompanying drawing critical piece label:
1: roller washing machine body 3: control panel
4: controller 5: rotary switch
50: knob 51: encoder
52: encoder axle 6: bulb rack
60: main frame 61: the axle ribs
63: button ribs 64: ribs
66: sealing ring 70: circuit board
L: bulb
The specific embodiment
As Fig. 5, shown in Figure 6, the knob assembly of roller washing machine provided by the invention comprises rotary switch 5, knob 50 and bulb rack 6.Wherein, rotary switch 5 constitutes by being fixed on encoder 51 on the circuit board 70 and the encoder axle 52 that is connected on the encoder 51.Knob 50 is combined on the encoder axle 52 of rotary switch 5.Bulb rack 6 ringwise, it is fixed on the circuit board 70 around knob 50, and it also comprises a ribs 61 and sealing ring 66.Axle ribs 61 is arranged on the medial surface of main frame 60 on the bulb rack 6, supporting the lateral surface of encoder axle 52, thereby can prevent the rotary switch 5 that knob 50 causes when rocking and the damage of circuit board 70.Sealing ring 66 is arranged on the manhole inboard in a ribs 61 centres, to prevent rocking of encoder axle 52.The upper end of axle ribs 61 can be provided with the button ribs 63 that supports knob 50 bottoms, and the lower surface of axle ribs 61 then can be provided with the ribs 64 that can improve a ribs 61 intensity.Bulb rack 6 among the present invention mainly is made of main frame 60, axle ribs 61 and sealing ring 66.Main frame 60 is a ring-type, is formed with a plurality of bulbs along its circumferencial direction hole 62 is set.Axle ribs 61 is a disc, and it is positioned at the inboard of main frame 60, and integrally formed with main frame 60, and promptly the medial surface from main frame 60 extends to the inside and forms along its radial direction, and its centre is formed with manhole.Sealing ring 66 is arranged on a ribs 61 central circular through hole inner peripheral surfaces, to prevent rocking of encoder axle 52.Bulb rack 6 can also comprise button ribs 63 and ribs 64.Button ribs 63 is arranged on the upper end of a ribs 61, to support knob 50.Ribs 64 is arranged on the lower surface of a ribs 61, to improve the intensity of axle ribs 61.Button ribs 63 or ribs 64 are along the circumferential direction separated by a distance and form, and are to be bar-shaped along radial direction.In the process of carrying roller washing machine, the operator might run into or might cause roller washing machine to skew because of crank when placing roller washing machine again after the roller washing machine bottom sets not shown erecting bed, this moment, the side of knob 50 can be impacted, thereby was connected the encoder axle 52 on the knob 50 or the circuit board 70 that is connected with encoder 51 can be damaged.The main frame inboard of the bulb rack of prior art is not provided with the structure that supports knob or encoder axle, so if knob 50 is applied lateral impact, the circuit board 70 that just might damage rotary switch 5 or be connected with encoder 51.But be formed with dish type axle ribs 61 on annular main frame 60 medial surfaces of bulb rack 6 among the present invention,, can prevent effectively that also rotary switch 5 or circuit board 70 are damaged even like this knob 50 is applied the impact of left and right directions.Promptly as shown in Figure 5, even knob 50 is subjected to along the active force of left and right sides direction among the figure, owing to be formed with the dish type axle ribs 61 that can support encoder axle 52 outer circumference surfaces on main frame 60 medial surfaces of bulb rack 6 among the present invention, thereby it is crooked to prevent that encoder axle 52 from occurring.In addition; in the present invention; be formed with the sealing ring 66 that can prevent that encoder axle 52 from rocking around the manhole in axle ribs 61 centres; not only do not hinder the rotation of encoder axle 52 during operation knob 50; it also can make knob 50 correctly be positioned at the center under normal conditions; and the active force that applies from the side direction of button in the time that action button can being prevented, thereby protect rotary switch 5 and circuit board 70.And because the button ribs 63 that is formed on a ribs 61 upper ends is supported on the bottom of knob 50, thereby can prevent that rocking from appearring in knob 50.Axle ribs 61 and button ribs 63 by bulb rack 6 just can limit rocking of knob 50 and encoder axle 52 like this, thereby can prevent that rotary switch 5 and circuit board 70 are damaged.In addition, bulb rack 6 of the present invention is formed with ribs 64 in the lower surface of axle ribs 61, thereby can further strengthen the support force of a ribs 61 and button ribs 63.As mentioned above, axle ribs 61 on the bulb rack 6 of the present invention not only can prevent to constitute the rocking of encoder axle 52 of rotary switch 5, and button ribs 63 can also prevent rocking of knob 50, thereby can prevent effectively that rotary switch 5 is subjected to external impact the time and the damage that occurs.And in knob assembly of the present invention, along with the rotation of knob 50, bulb L corresponding with it will light, and use washing machine thereby be convenient to the operator at night or dim place.And axle ribs 61 can be integrally formed with bulb rack 6, is assembled on the main frame 60 of bulb rack 6 after also can making separately again.In addition, the present invention is to be that example describes with the roller washing machine, but this structure also is applicable to agitator type washing machine, drying machine or other household appliances.
Claims (6)
1, a kind of bulb rack of roller washing machine knob assembly is arranged in the knob assembly that comprises rotary switch (5), knob (50) and bulb rack (6); Wherein rotary switch (5) is made of the encoder axle (52) that is fixed on the encoder (51) on the circuit board (70) and be connected on the encoder (51); Knob (50) is combined on the encoder axle (52) of rotary switch (5); And bulb rack (6) ringwise, and it is fixed on the circuit board (70) around knob (50); Described bulb rack (6) also comprises a ribs (61) and sealing ring (66); Its axis ribs (61) is arranged on main frame (60) medial surface of bulb rack (6), to support the lateral surface of encoder axle (52); Sealing ring (66) then is arranged on a ribs (61) the central circular through hole inner peripheral surface, to prevent rocking of encoder axle (52); It is characterized in that: have the button ribs (63) that can support knob (50) on the upper end of described axle ribs (61).
2, the bulb rack of roller washing machine knob assembly according to claim 1 is characterized in that: described button ribs (63) is along the circumferential direction separated by a distance and form.
3, the bulb rack of roller washing machine knob assembly according to claim 2 is characterized in that: described button ribs (63) is to be bar-shaped along radial direction.
4, the bulb rack of roller washing machine knob assembly according to claim 1 is characterized in that: have the ribs (64) that can strengthen a ribs (61) on the lower surface of described axle ribs (61).
5, the bulb rack of roller washing machine knob assembly according to claim 4 is characterized in that: described ribs (64) is along the circumferential direction separated by a distance and form.
6, the bulb rack of roller washing machine knob assembly according to claim 5 is characterized in that: described ribs (64) is to be bar-shaped along radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410019574XA CN100532680C (en) | 2004-06-14 | 2004-06-14 | Bulb rack of drum washing machine knob module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410019574XA CN100532680C (en) | 2004-06-14 | 2004-06-14 | Bulb rack of drum washing machine knob module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1715493A CN1715493A (en) | 2006-01-04 |
| CN100532680C true CN100532680C (en) | 2009-08-26 |
Family
ID=35821630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200410019574XA Expired - Fee Related CN100532680C (en) | 2004-06-14 | 2004-06-14 | Bulb rack of drum washing machine knob module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100532680C (en) |
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2004
- 2004-06-14 CN CNB200410019574XA patent/CN100532680C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1715493A (en) | 2006-01-04 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20110614 |