CN109424989A - A kind of knob structure and kitchen range for household electrical appliance - Google Patents
A kind of knob structure and kitchen range for household electrical appliance Download PDFInfo
- Publication number
- CN109424989A CN109424989A CN201710723126.5A CN201710723126A CN109424989A CN 109424989 A CN109424989 A CN 109424989A CN 201710723126 A CN201710723126 A CN 201710723126A CN 109424989 A CN109424989 A CN 109424989A
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- CN
- China
- Prior art keywords
- knob
- shaft
- lid
- base
- kitchen range
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/122—Arrangement or mounting of control or safety devices on stoves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/081—Arrangement or mounting of control or safety devices on stoves
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
A kind of knob structure and kitchen range for household electrical appliance, the knob structure includes: knob base, and the knob base is installed in a shaft, for driving the shaft to rotate；Knob lid, the knob lid are assemblied on the knob base；Component is adjusted, the adjustment component is used to adjust distance of the lower edge of the knob lid relative to the kitchen range surface.The scheme provided through the invention is capable of providing a kind of height-adjustable knob structure, and adaptivity is strong, can reduce the exploitation quantity of knob mold in production design process, the development cost of household electrical appliance is effectively reduced.
Description
Technical field
The present invention relates to kitchen range technical fields, more particularly to a kind of knob structure and kitchen range for household electrical appliance.
Background technique
Household electrical appliance (such as kitchen range) on existing market generally need to make product beauty and be easy igniting by household electric
The distance of the knob of device to home appliance surface is maintained at preset height.And when the surface characteristic of home appliance surface changes
When, such as when the panel type that uses of home appliance surface and thickness change, the typically knob by changing knob
The height of pedestal, or change shaft and (switch and work gear of household electrical appliance are adjusted for the rotation with knob, such as kitchen range
Valve rod) height ensure that knob remains to maintain preset height to the distance of home appliance surface.
But with the increasingly fierceness of market competition, the update speed of product is also constantly being accelerated, in order to better
Meet the individual demand of different user, appliance design side (or manufacturer) need constantly to the appearance of household electrical appliance into
Row improves, and ensures knob to household electrical appliance to change the height of the height of knob base or shaft to attract user to buy
The distance on surface remains to maintain preset height.When changing the appearance of product, it is based on the prior art, designs Fang Douxu
It modifies knob mold or re-molds.This is needed if resulting in the surface (such as stove panel) of household electrical appliance is every a variation occurs
Corresponding knob mold is developed, development cost is greatly increased, affects the development cycle of product.
Summary of the invention
The technical issues of embodiment of the present invention solves is how more reasonably to design a kind of height-adjustable knob structure,
To adapt to the design requirement of different product, development cost is reduced.
In order to solve the above technical problems, the present invention provides a kind of knob structure for household electrical appliance, comprising: knob base
Seat, the knob base are installed in a shaft, for driving the shaft to rotate；Knob lid, the knob lid are assemblied in institute
It states on knob base；Component is adjusted, the adjustment component is used to adjust the lower edge of the knob lid relative to the household electric
The distance on device surface.It should be noted that the knob that household electrical appliance are understood to include main body and are installed in the main body.
" home appliance surface " should be understood as the surface of the main body of the household electrical appliance, refer in particular to knob installed position
The surface of the main body of household electrical appliance.
Optionally, the adjustment components hide is set to inside the knob structure.
Optionally, the knob lid has at least one guide post, at least one described guide post is inserted into the knob base
On seat in corresponding jack.
Optionally, the adjustment component includes: the first washer, is socketed at least one described guide post, described first
The two sides of washer offset with the knob lid and knob base respectively.
Optionally, the adjustment component includes: second packing ring, is socketed in the shaft, to exist to the knob base
Position in the shaft is limited.
Optionally, the shaft includes stage portion, and the second packing ring is connected in the stage portion.
Optionally, the knob base has mounting hole, and the knob base is connected by the mounting hole and the shaft
It connects.
Optionally, the adjustment component includes: adjustment block, and the adjustment block is set to the mounting hole of the knob base
It is interior, to limit the length for the shaft being inserted into the mounting hole.
Optionally, the adjustment block has protruding portion, limited position mechanism is arranged in the mounting hole, the adjustment block is by institute
Position-limit mechanism limit is stated, the protruding portion is stretched out from the via hole of the position-limit mechanism and is inserted into the pilot hole of the knob lid.
Optionally, the pilot hole of the protruding portion and the knob lid is fixed by interference fit, alternatively, the protruding portion
It is fixed with the pilot hole of the knob lid by part holt melt.
Optionally, the inner wall of the hole installing is provided with screw thread, to be spirally connected with the shaft.
Optionally, the knob structure further include: fixture nut is bolted in the shaft stretched out out of described mounting hole,
The knob base is fixed on the shaft.
Optionally, the knob lid is removably assemblied in the knob base.
Optionally, the knob lid is removably assemblied in the knob base by buckle or latch structure.
Optionally, the household electrical appliance include kitchen range.
The embodiment of the present invention also provides a kind of kitchen range, including shaft, the kitchen range further include: above-mentioned knob structure.
Optionally, the kitchen range are a kind of gas-cooker with gas valve, and the gas valve includes valve body, and the shaft is
The valve rod being installed on the valve body.
Compared with prior art, technical solution of the present invention has the advantage that
Using the scheme of the embodiment of the present invention, the knob structure for household electrical appliance may include: knob base, institute
It states knob base to be installed in a shaft, for driving the shaft to rotate；Knob lid, the knob lid are assemblied in the knob
On pedestal；Component is adjusted, the adjustment component is used to adjust the lower edge of the knob lid relative to the home appliance surface
Distance.It needs targetedly to develop dedicated knob mould according to the different surfaces feature on its surface compared with existing household electrical appliance
The technical solution of tool, the technical solution of the embodiment of the present invention provide a kind of height-adjustable knob structure, the knob structure
Adaptive ability is strong, can be suitable for the household electrical appliance of any panel type and thickness.Using rotation provided in an embodiment of the present invention
Button structure can effectively ensure knob, and relative to the distance of home appliance surface, (lower edge of the i.e. described knob lid is relative to described
The distance of home appliance surface) preset height is maintained always.
Further, the adjustment components hide is set to inside the knob structure, to keep the household electrical appliance
Globality improves the aesthetics of household electrical appliance.Further, be based on such scheme, to the adjustment of the height of knob structure for
Family be it is sightless, will not user terminal generate perception difference.
Further, the knob lid has at least one guide post, at least one described guide post is inserted into the knob base
On seat in corresponding jack, with ensure the knob lid and knob base can lean and correct assembly, and in user's use process
Unexpected displacement will not occur.
Further, the adjustment component may include the first washer, be socketed at least one described guide post, and described the
The two sides of one washer offset with the knob lid and knob base respectively.It is described by being set to of hiding first washer
Inside knob structure, so that the lower edge when the knob lid changes (such as relative to the distance of the home appliance surface
The plate thickness increase of household electrical appliance causes the lower edge of the knob lid to reduce relative to the distance of the home appliance surface)
When, it can be lifted the knob lid based on first washer added, by the lower edge of the knob lid relative to described
The distance of home appliance surface adjusts back the distance before changing.Further, due to first washer be socketed on it is described at least
In one guide post, after the knob lid and knob base assemble, first washer is relative to user can not
See, to maintain the overall aesthetics of the household electrical appliance.
Further, the adjustment component can also include second packing ring, be socketed in the shaft, to the knob base
Position of the seat in the shaft is limited, thus the knob lid lower edge relative to the home appliance surface
It, can be high by installation of the knob structure described in the second packing ring integrated regulation in the shaft when distance changes
Degree, so that the lower edge of the knob lid is adjusted back the distance before changing relative to the distance of the home appliance surface.
Further, the shaft may include stage portion, and the second packing ring is connected in the stage portion, to described
Installation site of the knob structure in the shaft carries out the limit of minimum altitude.
Further, the knob base can have mounting hole, and the knob base can pass through the mounting hole and institute
Shaft connection is stated, to ensure that the knob base can be accurately installed in shaft, and can realize after the installation is completed two
The linkage of person.
Further, the adjustment component can also include adjustment block, and the adjustment block is set to the peace of the knob base
Fill in hole, to limit the length for the shaft being inserted into the mounting hole, thus the knob lid lower edge relative to described
The distance of home appliance surface changes, and (lower edge of knob lid is opposite as described in leading to the plate thickness increase of household electrical appliance
Reduce in the distance of the home appliance surface) when, institute can be reduced by way of adding adjustment block in the mounting hole
The length in shaft insertion mounting hole is stated, that is, is lifted the knob structure on the whole, thus by the following of the knob lid
Edge adjusts back the distance before changing relative to the distance of the home appliance surface.Further, since the adjustment block is setting
In in the mounting hole, after the knob base and shaft assemble, the adjustment block is invisible relative to user
, to maintain the overall aesthetics of the household electrical appliance.
Further, the adjustment block can have protruding portion, and limited position mechanism, the tune can be set in the mounting hole
Monolith is limited by the position-limit mechanism, and the protruding portion stretches out from the via hole of the position-limit mechanism and is inserted into leading for the knob lid
Into hole, so that it is guaranteed that the knob lid with adjustment block lean and correct assembly can avoid that unexpected shifting occurs during user's use
Position.
Further, the pilot hole of the protruding portion and the knob lid can be fixed by interference fit, alternatively, described prominent
Portion and the pilot hole of the knob lid are fixed by part holt melt out, with can not by knob lid and adjustment block by the protruding portion
Disassembly connects together, it is ensured that when the knob lid is rotated, is able to drive the shaft and rotates together with.
Further, screw thread has can be set in the inner wall of the hole installing, to be spirally connected with the shaft, to effectively prevent described
Knob structure is disassembled by non-essential, is such as surprisingly extracted in use by user.
Further, the knob structure can also include fixture nut, be bolted in the shaft stretched out out of described mounting hole
On, the knob base is fixed on the shaft, to ensure that knob structure will not shake during the work time, and energy
It enough prevents liquid from entering the inside cavity of household electrical appliance from mounting hole, extends the service life of household electrical appliance.
Further, the knob lid is removably assemblied in the knob base, so as to according to the knob lid
Lower edge adjusts the quantity for the adjustment component being arranged in the knob structure relative to the distance of the home appliance surface in time
And/or height, to effectively reduce the exploitation quantity of knob mold, reduce cost.
Further, the knob lid by buckle or latch structure be removably assemblied in the knob base, with
Knob lid can quickly and easily be disassembled from knob base when needing, and ensure the knob lid and knob base
It will not generate and move up and down.
The scheme of the embodiment of the present invention also provides a kind of kitchen range, including shaft and above-mentioned knob structure.Using the present invention
The scheme of embodiment, even if the panel of the kitchen range changes when (such as panel type or thickness change), without weight
It is newly developed or modification knob mold, but can height-adjustable knob structure based on the embodiment of the present invention directly into
Luggage is matched, and highly shortened product development cycle, reduces development cost.
Further, the kitchen range can be a kind of gas-cooker with gas valve, and the gas valve includes valve body, described turn
Axis can be the valve rod being installed on the valve body.Using the scheme of the embodiment of the present invention, knob structure insertion institute is adjusted
State the length of valve rod, and/or the length of the adjustment valve rod itself, may be implemented to the lower edge of the knob lid relative to
The adjustment of the distance of the home appliance surface, to ensure the lower edge of the knob lid relative to the home appliance surface
Distance maintains preset height always.
Detailed description of the invention
Fig. 1 is a kind of sectional view of knob structure for household electrical appliance of the first embodiment of the present invention；
Fig. 2 is the explosive view using knob structure described in first embodiment of the invention；
Fig. 3 is the lower edge using the adjustment knob lid of knob structure described in first embodiment of the invention relative to the household
The sectional view of the typical application scenarios of one of the distance of collector surface；
Fig. 4 is the lower edge using the adjustment knob lid of knob structure described in first embodiment of the invention relative to the household
The sectional view of another typical application scenarios of the distance of collector surface；
Fig. 5 is a kind of explosive view of knob structure for household electrical appliance of the second embodiment of the present invention；
Fig. 6 is the detailed schematic using knob structure described in second embodiment of the invention；
Fig. 7 is a kind of explosive view of knob structure for household electrical appliance of the third embodiment of the present invention；
Fig. 8 is the sectional view using knob structure described in third embodiment of the invention；
Fig. 9 is the detail view applied to a kind of knob base and knob lid of knob structure described in the embodiment of the present invention；
Figure 10 is the assembly effect picture of knob base shown in Fig. 9 and knob lid；
Figure 11 is the detail view applied to another knob lid of knob structure described in the embodiment of the present invention；
Figure 12 is the detail view applied to another knob base of knob structure described in the embodiment of the present invention；
Figure 13 is the assembly effect picture of knob base shown in Figure 11 and Figure 12 and knob lid；
Figure 14 is the assembly effect sectional view of knob structure described in the embodiment of the present invention.
In attached drawing: 1- knob structure；2- knob base；3- shaft；4- knob lid；5- adjustment block；H- knob lid it is following
Distance of the edge relative to home appliance surface；The panel surface of 6- kitchen range；41- guide post；21- jack；The first washer of 54-；h-
The plate thickness of kitchen range；Distance of the lower edge of L- knob base relative to home appliance surface；The position of 22- knob base
Face；The capping of 43- knob lid；23- mounting hole；7- elastic slice；The length of P- shaft in the x direction；51- protruding portion；52- position restrainer
Structure；44- pilot hole；53- second packing ring；31- stage portion；301- helicitic texture；8- fixture nut；It is buckled on 101-；Under 201-
Buckle；102- latch groove；202- bolt；411- guide post step；9- gas valve.
Specific embodiment
It will be appreciated by those skilled in the art that as described in the background art, the knob of existing household electrical appliance can not be with household electrical appliance
The change on surface and it is adaptive be adjusted so that existing production firm can only be by developing again or modifying knob mold
Mode ensures that knob lower edge remains at preset height relative to the distance of home appliance surface.
In order to solve the above-mentioned technical problem, the technical solution of the embodiment of the present invention provides a kind of knob for household electrical appliance
Structure, the knob structure may include: knob base, and the knob base is installed in a shaft, for driving described turn
Axis rotation；Knob lid, the knob lid are assemblied on the knob base；Component is adjusted, the adjustment component is for adjusting institute
State distance of the lower edge of knob lid relative to the home appliance surface.
It will be appreciated by those skilled in the art that the technical solution of the embodiment of the present invention provides a kind of height-adjustable knob knot
The adaptive ability of structure, the knob structure is strong, can be suitable for the household electrical appliance of any panel type and thickness.Using the present invention
The knob structure that embodiment provides can effectively ensure distance (i.e. described knob lid under of the knob relative to home appliance surface
Distance of the edge relative to the home appliance surface) preset height is maintained always.
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment explain in detail.
Fig. 1 to Fig. 4 shows a kind of structural representation of knob structure for household electrical appliance of the first embodiment of the present invention
Figure.Wherein, the household electrical appliance may include kitchen range, can also need to install the household electrical appliance of knob including washing machine etc.；Institute
Stating knob structure can be used for controlling the switch state of the household electrical appliance, can be also used for the work for adjusting the household electrical appliance
Gear.
To put it more simply, the present embodiment is specifically described the knob structure by taking kitchen range as an example.
Specifically, with reference to Fig. 1, in the present embodiment, the knob structure 1 for kitchen range (not shown) may include: knob
Pedestal 2, the knob base 2 are installed in a shaft 3, for driving the shaft 3 to rotate；Knob lid 4, the knob lid 4
It is assemblied on the knob base 2；Component (not shown) is adjusted, the adjustment component is for adjusting the following of the knob lid 4
Distance H (the hereinafter referred to as lower edge phase of knob lid 4 of the edge relative to the household electrical appliance (being in the present embodiment kitchen range) surface
For the distance H on kitchen range surface).
More specifically, when using the kitchen range as example, the shaft 3 can be valve rod.For example, for gas-cooker,
The shaft 3 can be the bar of gas valve, the gas pushing quantity for the regulating gas by way of mechanical adjustment.In another example for
Electromagnetic stove, the shaft 3 can also be the axis of control power switch, for adjusting the fire of the electromagnetic stove by automatically controlled mode
Range degree.
Further, the knob structure 1 may be mounted in the shaft 3, can be with by rotating the knob structure 1
The different gears of the household electrical appliance are corresponded to, the different stalls can correspond to different resistance value or encoded radio, to adjust
Save the working condition of the household electrical appliance.
Further, the home appliance surface can be kitchen range surface.For example, with reference to Fig. 1, the kitchen range surface can be with
For the panel surface 6 of kitchen range.In another example the kitchen range surface can also keep off to be used for mark on the panel surface 6 of the kitchen range
The parts surface of position.To put it more simply, the embodiment of the present invention is by taking the panel surface 6 of kitchen range is in the kitchen range surface as an example, it is simple below
Referred to as kitchen range surface 6.
As a non-limiting embodiment, what the adjustment component can be hidden is set to inside the knob structure 1,
To keep the globality of the household electrical appliance, the aesthetics of household electrical appliance is improved.Also, it is based on such scheme, to knob knot
Structure 1 height adjustment be for user it is sightless, will not user terminal generate perception difference.
In a preferred embodiment, with reference to Fig. 1 and 2, the knob base 2 can have mounting hole 23, the knob base 2
It can be connected by the mounting hole 23 and the shaft 3, to ensure that the knob base 2 can be accurately installed in shaft 3,
And it can be in the linkage for realizing the two after the installation is completed.For example, the shaft 3 can be inserted into the mounting hole 23, with
The knob base 2 and shaft 3 are assembled together, wherein it is additionally provided with elastic slice 7 between the mounting hole 23 and shaft 3, with
Make the knob structure 1 after assembling being capable of homing after being pressed down.
Specifically, in this preference, the adjustment component may include adjustment block 5, the adjustment block 5 can be set in
In the mounting hole 23 of the knob base 2, to limit the length for the shaft 3 being inserted into the mounting hole 23.
It will be appreciated by those skilled in the art that the lower edge when the knob lid 4 is sent out relative to the distance H on the kitchen range surface 6
(lower edge of knob lid 4 subtracts relative to the distance on the kitchen range surface 6 as described in leading to the plate thickness increase of kitchen range for raw change
It is small) when, it can reduce the shaft 3 by way of adding adjustment block 5 in the mounting hole 23 and be inserted into mounting hole 23
Length, that is, it is lifted the knob structure 1 on the whole, thus by the lower edge of the knob lid 4 relative to the kitchen range table
The distance H in face 6 adjusts back the distance before changing.
Further, since the adjustment block 5 is set in the mounting hole 23, when the knob base 2 and turn
After axis 3 assembles, the adjustment block 5 is sightless relative to user, to maintain the integrated beauty of the household electrical appliance
The property seen.
Preferably, in the case where the size constancy of the shaft 3, i.e., the described shaft 3 is in the x direction (described in being directed toward
On the direction of mounting hole 23) length P remain unchanged in the case where, the plate thickness h of the kitchen range is bigger, the adjustment block 5
Height in the x direction is bigger.For example, with reference to Fig. 3 and Fig. 4, wherein Fig. 3 show the kitchen range plate thickness h be 8mm when
Section assembling schematic diagram of the knob structure 1 with the adjustment block 5 in complete machine (i.e. kitchen range), Fig. 4 then show the kitchen range
Plate thickness h section assembling schematic diagram in complete machine (kitchen range) of the knob structure 1 with the adjustment block 5 when being 6mm,
As can be seen that the height of adjustment block 5 in the x direction shown in Fig. 3 is greater than the height of adjustment block 5 in the x direction shown in Fig. 4.
Further, it continues to refer to figure 1 and Fig. 2, the adjustment block 5 can have protruding portion 51, in the mounting hole 23
Limited position mechanism 52 is set, and the adjustment block 5 limited by the position-limit mechanism 52, and the protruding portion 51 is from the position-limit mechanism 52
Via hole (not shown) stretch out and be inserted into the pilot hole 44 of the knob lid 4, so that it is guaranteed that the knob lid 4 can be with adjustment
5 lean and correct assembly of block avoids that unexpected displacement occurs during user's use.
Preferably, the protruding portion 51 can be fixed with the pilot hole 44 of the knob lid 4 by interference fit, alternatively,
The pilot hole 44 of the protruding portion 51 and the knob lid 4 is fixed by part holt melt, to ensure that the adjustment block 5 will not be from institute
It states and falls off in knob structure 1.
Further, the adjustment block 5 can also be connected in the knob base 2.For example, the adjustment block 5 can be with
It is pressed into the knob base 2 by interference fit.In another example can also be by 5 part holt melt of adjustment block in the knob
On pedestal 2, preferably to ensure that the adjustment block 5 will not fall off from the knob base 2.
It further, can also be by the way that the protruding portion 51 is by knob lid 4 and adjustment block 5 is non-removable is connected to one
It rises, it is ensured that when the knob lid 4 is rotated, be able to drive the shaft 3 and rotate together with.
Alternatively, the adjustment block 5 can also be mounted in a snap-in manner in the mounting hole 23.
It further, can be the kitchen range face of different-thickness when the length P of the shaft in the x direction is remained unchanged
Plate manufactures and designs the adjustment block 5 of different height, to keep the lower edge of the knob lid 4 to protect relative to the distance H on kitchen range surface 6
Hold constant, and the knob structure 1 does not also change in appearance, to realize user to the stove using the knob structure 1
The unaware of tool uses.
Preferably, different knob structures 1 can common adjustment block 5.
Fig. 5 and Fig. 6 shows a kind of structural representation of knob structure for household electrical appliance of the second embodiment of the present invention
Figure.Wherein, in the present embodiment, still by taking kitchen range as an example.
Specifically, with reference to Fig. 5, the knob lid 4 can have at least one guide post 41, at least one described guide post
41 can be inserted on the knob base 2 in corresponding jack 21, to ensure that the knob lid 4 and knob base 2 can be accurate
Assembly, and unexpected displacement will not occur in user's use process.Preferably, as shown in figure 5, at least one described guiding
Column 41 can be 4 guide posts 41.Those skilled in the art can also adjust at least one described guide post according to actual needs
41 particular number and it is oppositely arranged position in the knob lid 4, it will not be described here.
With continued reference to Fig. 5, the adjustment component may include the first washer 54, be socketed at least one described guide post 41
On, the two sides of first washer 54 offset with the knob lid 4 and knob base 2 respectively.
It will be appreciated by those skilled in the art that be set to inside the knob structure 1 by hide first washer 54,
So that when distance (in i.e. above-mentioned Fig. 1 to Fig. 4 illustrated embodiment of the lower edge relative to the kitchen range surface of the knob lid 4
The distance H) change that (lower edge of knob lid 4 is relative to the stove as described in leading to the plate thickness increase of kitchen range
The distance for having surface reduces) when, it can be lifted the knob lid 4 based on first washer 54 added, by the knob
The lower edge of lid 4 adjusts back the distance before changing relative to the distance on the kitchen range surface.
For example, in conjunction with Fig. 1 and Fig. 5, when the plate thickness h of the kitchen range increases, if still using original knob structure,
The lower edge that will lead to the knob lid 4 reduces relative to the distance H on the kitchen range surface 6, and revolves described in Industry code requirements
The lower edge of button lid 4 must be fixed and invariable relative to the numerical values recited of the distance H on the kitchen range surface 6, i.e., no matter described
How the panel and knob structure of kitchen range change, and require to maintain the H in preset height.Thus, when being socketed described first
When the knob lid 4 of washer 54 is assembled on the knob base 2, due to the effect of first washer 54, institute has in a disguised form been raised
Knob lid 4 is stated, distance H of the lower edge of the knob lid 4 relative to the kitchen range surface 6 is increased, can increase to
The preset height.
Preferably, what the kitchen range surface 6 was lifted is more, causes the lower edge of the knob lid 4 relative to the kitchen range
The distance H on surface 6 is smaller, then the quantity for being socketed on the first washer 54 at least one described guide post 41 is more, by institute
The lower edge for stating knob lid 4 maintains the preset height relative to the distance H on the kitchen range surface 6.For example, with continued reference to figure
5, when the plate thickness h of the kitchen range is further increased, one first pad is respectively socketed in four guide posts 41 originally
The lower edge for the knob lid 4 that circle 54 obtains relative to the kitchen range surface 6 distance H again less than the preset height,
Two even more first washers 54 then can be respectively socketed in four guide posts 41, by the following of the knob lid 4
Edge is adjusted relative to the distance H on the kitchen range surface 6 to the preset height.
Further, since first washer 54 is socketed at least one described guide post 41, when the rotation
After button lid 4 and knob base 2 assemble, first washer 54 is sightless relative to user, to maintain described
The overall aesthetics of household electrical appliance.
Preferably, first washer 54 can be standardized washer.For example, when first washer 54 is thickness 1mm's
Standardized washer, the kitchen range (such as gas-cooker) use stainless steel or 4mm devitrified glass when, it is assumed that the knob base 2 it is following
The distance L on edge to the kitchen range surface 6 is remained unchanged, then 2 or more can be used in each guide post 41
Circle is so that the knob lid 4 can be on the knob base 2 along short transverse adjustment assembly position, so that the knob lid
4 lower edge is maintained relative to the distance H on the kitchen range surface 6 always within the scope of design requirement.
Further, with reference to Fig. 6, considered based on the appearance to the knob structure 1, after assembling the knob lid 4, edge
On the direction x, the position face 22 of the knob base 2 can be lower than or flush in the capping 43 of the knob lid 4, and not shadow
Ring the normal use of the knob structure 1.
Further, with continued reference to Fig. 5 and Fig. 6, guide post can be respectively arranged at least one described guide post 41
Step 411, for offseting with first washer 54 or the jack 21, with the minimum rigging position to the knob lid 4 into
Row limit.
For example, first washer 54 can be placed on 411 position of guide post step, so that the knob lid 4
Lower edge is maintained within the scope of design requirement relative to the distance H on kitchen range surface 6.Further, lead to by the knob lid 4
The cooperation for crossing at least one described guide post 41 and jack 21 is completed after assembling, at least one molten described guide post 41 can be pressed,
So that the knob lid 4 and knob base 2 can link together.
Preferably, at least one described guide post 41 can be cylinder.Those skilled in the art can also be according to actual needs
Change more embodiments out, it will not be described here.
By upper, using the scheme of first embodiment and second embodiment, by increasing adjustment block in the knob structure 1
5 or first washer 54 mode, the adjustment to knob height can be realized in the mold without frequently modifying knob base 2.Into one
Step ground, using the knob structure 1 of above-mentioned first embodiment and second embodiment in appearance there is no changing, and the adjustment
Designing and manufacturing for block 5 is all very simple with the selection of first washer 54, can greatly shorten the part development cycle, reduce
Expense investment.
Fig. 7 and Fig. 8 shows a kind of structural representation of knob structure for household electrical appliance of the third embodiment of the present invention
Figure.Wherein, in the present embodiment, still by taking kitchen range as an example.
Specifically, the contents such as the knob lid 4 and knob base can refer to associated description of the above-mentioned Fig. 1 into Fig. 6,
It will not go into details for this.
More specifically, with reference to Fig. 1 and Fig. 7, the adjustment component can also include second packing ring 53, be socketed on described turn
On axis 3, to carry out limit to position of the knob base 2 in the shaft 3 in the lower edge phase of the knob lid 4
When changing for the distance H on the kitchen range surface 6, knob structure described in 53 integrated regulation of second packing ring can be passed through
1 mounting height in the shaft 3, thus the distance H by the lower edge of the knob lid 4 relative to the kitchen range surface 6
Adjust back the distance before changing.
For example, when needing to adjust the height of the knob structure 1 second can be increased or decreased in the shaft 3
The quantity of washer 53, to ensure that the lower edge of the knob lid 4 is remained unchanged relative to the distance H on the kitchen range surface 6.It is preferred that
The quantity on ground, the second packing ring 53 being socketed in the shaft 3 is more, and the height that the knob structure 1 is lifted is higher.
Further, the shaft 3 may include stage portion 31, and the second packing ring 53 can be connected to the stage portion
The limit of minimum altitude is carried out on 31 to installation site of the knob structure 1 in the shaft 3.
In a common change case of above-mentioned first embodiment, second embodiment and 3rd embodiment, the mounting hole
Screw thread (not shown) has can be set in 23 inner wall (not shown), to be spirally connected with the shaft 3, to effectively prevent the knob
Structure 1 is disassembled by non-essential, is such as surprisingly extracted in use by user.Wherein, the inner wall of the mounting hole 23
The screw thread of upper setting can match with the helicitic texture 301 of 3 top of shaft.
Further, the knob structure 1 can also include fixture nut 8, be bolted in and stretch out out of described mounting hole 23
Shaft 3 on, the knob base 2 is fixed on the shaft 3.
For example, the knob base 2 is being assembled to the shaft 3 by the helicitic texture 301 in conjunction with Fig. 7 and Fig. 8
After upper, the knob base 2 can be further fixed using the fixture nut 8, so that it is guaranteed that the knob structure 1 is working
It will not shake in the process.Also, user is in use, unless using special tool(s), otherwise can not realizing self disassembling use this
The knob base 2 of kind structure, even if this assures the rotations for having extracted the knob structure 1 during user cleans kitchen range
Button lid 4 can also using the knob base 2 of structure described in the present embodiment when the knob base 2 directly cleaned liquid splash
To effectively prevent inside cavity of the liquid from surfaces such as the mounting holes 23 into the kitchen range.
Further, in this change case, elastic slice 7 shown in above-mentioned Fig. 2 can be substituted by the helicitic texture 301, with solution
The problem of failure of elastic slice 7 set in after certainly knob structure 1 is used for a long time causes knob structure 1 to loosen.
Further, the knob lid 4 can be using above-mentioned Fig. 1 to scheme shown in fig. 6, at least one guide post 41
It is assembled on the knob base 2 with the mode that jack 21 matches, so that it is guaranteed that the knob lid 4 during the work time will not
Double swerve.
Further, above-mentioned Fig. 1 equally can be using helicitic texture described in Fig. 7 and Fig. 8 into scheme shown in fig. 6
301 and fixture nut 8, to improve the firmness that the knob structure 1 is mounted on the kitchen range.
By upper, using the scheme of this change case, the kitchen range are connect using 2 inner cavity of knob base with 3 external screw thread of shaft, so
It is fixed with fixture nut 8 again afterwards, to effectively extend the service life of knob structure 1.Also, during the work time, the rotation
Button structure 1 and shaft 3, which will not generate, to be loosened.It is possible to further be adjusted by way of adding or reducing second packing ring 53
The height for saving knob structure 1, enables the kitchen range of different size (such as different panels state) to share knob structure 1.Further
The design on ground, the fixture nut 8 can also prevent user from liquid is poured into kitchen range during extracting the cleaning after knob lid 4
Shaft 3 is corroded caused by inside cavity.
In another common change case of above-mentioned first embodiment, second embodiment and 3rd embodiment, the knob
Lid 4 is removably assemblied in the knob base 2, so as to according to the lower edge of the knob lid 4 relative to the kitchen range
The distance H on surface 6 adjusts the quantity and/or height for the adjustment component being arranged in the knob structure 1 in time, to effectively reduce rotation
The exploitation quantity of button mold, reduces cost.
Preferably, with reference to Fig. 9 to Figure 14, the knob lid 4 can removably be assembled by buckle or latch structure
In the knob base 2, moved up and down with ensuring that the knob lid 4 and knob base 2 will not generate.
For example, can be offered on the knob lid 4 on buckle 101, with the knob base 2 with reference to Fig. 9 and Figure 10
The lower buckle 201 being arranged matches, and realizes that the knob lid 4 is removably assemblied in the knob base 2, after the assembly is completed
Effect picture is as shown in Figure 10.
In another example latch groove 102 can be offered on the knob lid 4 with reference to figures 11 to Figure 13, with the knob base
The bolt 202 being arranged on 2 matches, and realizes that the knob lid 4 is removably assemblied in the knob base 2, after the assembly is completed
Effect picture it is as shown in figure 13.
Further, Figure 14 shows the assembly that the knob structure 1 of completion is finally assembled using the scheme of the embodiment of the present invention
Effect sectional view.
Further, first washer 54 and second packing ring 53 all can be standardized washer, those skilled in the art can
To select suitable standardized washer to be socketed at least one described guide post 41 and/or shaft 3 according to actual needs.
Further, above-mentioned first embodiment, second embodiment and 3rd embodiment can be implemented respectively, can also be with group
The mode common implementing of conjunction is on identical knob structure 1.
By upper, using the scheme of the embodiment of the present invention, by way of adding adjustment block 5 in the knob base 2, or
Person adds the mode of second packing ring 53 in the shaft 3, is lifted the knob (length i.e. in shaft in the x direction on the whole
In the case that P is constant, change distance L of the lower edge of the knob base 2 relative to kitchen range surface 6)；Alternatively, by institute
It states and increases the mode of adjustment component (such as the first washer 54) between knob lid 4 and knob base 2 to be lifted the height of knob lid 4 itself
(for example, the lower edge of the knob base 2 is constant relative to the distance L on kitchen range surface 6, but the shaft is in the x direction
Length P is increased, if original 4 assembly method of knob lid is still used, since the growth of the shaft 3 will lead to knob lid
4 can not assemble completely with knob base 2, so needing to increase standardized washer between knob lid 4 and knob base 2, in a disguised form to increase
Distance of the high knob lid 4 relative to knob base 2).To effectively reduce the number of molds of stove knob pedestal 2, so that using
The knob structure 1 of scheme described in the embodiment of the present invention may be implemented in different product (to be specifically exactly different-thickness, type
Panel) the side x switch up (ensure that the size of knob in the x direction meets the requirement of preset height always), do not need weight
New production or modification mold reduce mold complexity, reduction development cost to reduce product development cycle.
The embodiment of the present invention also provides a kind of kitchen range (not shown), may include shaft 3, can also be including above-mentioned Fig. 1 extremely
Knob structure 1 described in Figure 14.
Preferably, with reference to Fig. 7, the kitchen range can be a kind of gas-cooker with gas valve 9, and the gas valve 9 includes
Valve body, the shaft 3 can be the valve rod being installed on the valve body.For example, the valve rod can be used for connecting with reference to Fig. 7
The knob structure 1 and gas valve 9 can also be passed through with opening/closing the gas valve 9 by pressing the knob structure 1
Rotate the gas pushing quantity that the knob structure 1 adjusts the gas valve 9.
Further, the kitchen range can also be electromagnetic stove.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (17)
1. a kind of knob structure (1) for household electrical appliance characterized by comprising
Knob base (2), the knob base (2) are installed on a shaft (3), for driving the shaft (3) to rotate；
Knob lid (4), the knob lid (4) are assemblied on the knob base (2)；
Component is adjusted, the adjustment component is used to adjust the lower edge of the knob lid (4) relative to the home appliance surface
Distance.
2. knob structure (1) according to claim 1, which is characterized in that being set to for the adjustment components hide is described
Knob structure (1) is internal.
3. knob structure (1) according to claim 1 or 2, which is characterized in that the knob lid (4) has at least one
Guide post (41), at least one described guide post (41) are inserted on the knob base (2) in corresponding jack (21).
4. knob structure (1) according to claim 3, which is characterized in that the adjustment component includes:
First washer (54) is socketed at least one described guide post (41), the two sides of first washer (54) respectively with
The knob lid (4) and knob base (2) offset.
5. knob structure (1) according to claim 1, which is characterized in that the adjustment component includes:
Second packing ring (53) is socketed on the shaft (3), with the position to the knob base (2) on the shaft (3)
It is limited.
6. knob structure (1) according to claim 5, which is characterized in that the shaft (3) includes stage portion (31), institute
Second packing ring (53) is stated to be connected on the stage portion (31).
7. knob structure (1) according to claim 1 or 2, which is characterized in that the knob base (2) has mounting hole
(23), the knob base (2) is connected by the mounting hole (23) and the shaft (3).
8. knob structure (1) according to claim 7, which is characterized in that the adjustment component includes:
Adjustment block (5), the adjustment block (5) are set in the mounting hole (23) of the knob base (2), described in limitation insertion
The length of shaft (3) in mounting hole (23).
9. knob structure (1) according to claim 8, which is characterized in that the adjustment block (5) has protruding portion (51),
Limited position mechanism (52) are set in the mounting hole (23), the adjustment block (5) is limited by the position-limit mechanism (52), described prominent
Portion (51) are stretched out from the via hole of the position-limit mechanism (52) and are inserted into the pilot hole (44) of the knob lid (4) out.
10. knob structure (1) according to claim 9, which is characterized in that the protruding portion (51) and the knob lid
(4) pilot hole (44) is fixed by interference fit, alternatively, the pilot hole of the protruding portion (51) and the knob lid (4)
(44) it is fixed by part holt melt.
11. knob structure (1) according to claim 8, which is characterized in that mounting hole (23) inner wall is provided with spiral shell
Line, to be spirally connected with the shaft (3).
12. knob structure (1) according to claim 11, which is characterized in that further include: fixture nut (8), be bolted in from
In the shaft (3) stretched out in the mounting hole (23), the knob base (2) is fixed on the shaft (3).
13. knob structure described according to claim 1 or 2 or 5 or 6 (1), which is characterized in that the knob lid (4) is detachable
Be assemblied in the knob base (2).
14. knob structure (1) according to claim 13, which is characterized in that the knob lid (4) is by buckle or inserts
Pin (202) structure is removably assemblied in the knob base (2).
15. knob structure described according to claim 1 or 2 or 5 or 6 (1), which is characterized in that the household electrical appliance include stove
Tool.
16. a kind of kitchen range, including shaft (3), which is characterized in that further include: described in any one of the claims 1 to 15
Knob structure (1).
17. kitchen range according to claim 16, which is characterized in that the kitchen range are a kind of combustion gas with gas valve (9)
Stove, the gas valve (9) includes valve body, and the shaft (3) is the valve rod being installed on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723126.5A CN109424989A (en) | 2017-08-22 | 2017-08-22 | A kind of knob structure and kitchen range for household electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723126.5A CN109424989A (en) | 2017-08-22 | 2017-08-22 | A kind of knob structure and kitchen range for household electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109424989A true CN109424989A (en) | 2019-03-05 |
Family
ID=65498778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710723126.5A Pending CN109424989A (en) | 2017-08-22 | 2017-08-22 | A kind of knob structure and kitchen range for household electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109424989A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2925148A1 (en) * | 1979-06-22 | 1981-01-08 | Diehl Gmbh & Co | THERMOSTATICALLY CONTROLLED ROOM HEATING VALVE |
| CN201212962Y (en) * | 2008-02-21 | 2009-03-25 | 联想(北京)有限公司 | Adjustable notebook computer keyboard and notebook computer |
| CN201259016Y (en) * | 2008-08-28 | 2009-06-17 | 宁波方太厨具有限公司 | Valve lever structure capable of adjusting mounting height of turn knob of gas range |
| CN202957174U (en) * | 2012-11-27 | 2013-05-29 | 西安宝德电气有限公司 | Height adjustable explosive-proof press button |
| CN104949162A (en) * | 2014-03-27 | 2015-09-30 | 樱花卫厨（中国）股份有限公司 | Novel hidden adjustable knob control structure for stove |
-
2017
- 2017-08-22 CN CN201710723126.5A patent/CN109424989A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2925148A1 (en) * | 1979-06-22 | 1981-01-08 | Diehl Gmbh & Co | THERMOSTATICALLY CONTROLLED ROOM HEATING VALVE |
| CN201212962Y (en) * | 2008-02-21 | 2009-03-25 | 联想(北京)有限公司 | Adjustable notebook computer keyboard and notebook computer |
| CN201259016Y (en) * | 2008-08-28 | 2009-06-17 | 宁波方太厨具有限公司 | Valve lever structure capable of adjusting mounting height of turn knob of gas range |
| CN202957174U (en) * | 2012-11-27 | 2013-05-29 | 西安宝德电气有限公司 | Height adjustable explosive-proof press button |
| CN104949162A (en) * | 2014-03-27 | 2015-09-30 | 樱花卫厨（中国）股份有限公司 | Novel hidden adjustable knob control structure for stove |
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