CN104727679B - Door hinge mechanism and dishwasher - Google Patents
Door hinge mechanism and dishwasher Download PDFInfo
- Publication number
- CN104727679B CN104727679B CN201410318168.7A CN201410318168A CN104727679B CN 104727679 B CN104727679 B CN 104727679B CN 201410318168 A CN201410318168 A CN 201410318168A CN 104727679 B CN104727679 B CN 104727679B
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- Prior art keywords
- door hinge
- hinge mechanism
- spring
- mount pad
- friction structure
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 230000008878 coupling Effects 0.000 claims abstract description 41
- 238000010168 coupling process Methods 0.000 claims abstract description 41
- 238000005859 coupling reaction Methods 0.000 claims abstract description 41
- 238000012856 packing Methods 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000013461 design Methods 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 238000003754 machining Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000001138 tear Anatomy 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/08—Friction devices between relatively-movable hinge parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
- E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
- E05Y2201/252—Type of friction
- E05Y2201/26—Mechanical friction
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/304—Application of doors, windows, wings or fittings thereof for domestic appliances for dishwashers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The present invention is applicable to household electrical appliance technical field, disclose door hinge mechanism and there is the dishwasher of this door hinge mechanism, door hinge mechanism comprises stationary member, rotates component and tie-in module, tie-in module comprises coupling shaft, friction structure, spring, adapter sleeve and locking member, one end of coupling shaft is fixed on stationary member, friction structure and spring are sheathed on the middle portion of coupling shaft, and friction structure is located between stationary member and spring; Adapter sleeve is sheathed on spring, rotates component and is sheathed on adapter sleeve, and rotates that component and friction structure card are slotting to be connected; Locking member is fastenedly connected the other end of coupling shaft and friction structure, spring, adapter sleeve and rotation component is lock onto on coupling shaft. One aspect of the present invention achieves the hovering of gate at any open angle; Enhance on the other hand the versatility of the door hinge mechanism that gate can be made to hover over any open angle on different building shape household electrical appliance.
Description
Technical field
The invention belongs to household electrical appliance technical field, particularly relate to door hinge mechanism and there is the dishwasher of this door hinge mechanism.
Background technology
The gate of the household electrical appliance such as dishwasher is generally rotated by door hinge mechanism and is installed on body, in conventional art, door hinge mechanism generally can only realize the switch function of gate, and gate can not be made to hover over any open angle, thus the use giving user brings very big inconvenience.
In order to meet the demand of user, prior art proposes the door hinge mechanism that gate can be made to hover over any open angle, but,, mostly there is complex structure in a particular application, versatility is not strong on the household electrical appliance of different building shape problem in the existing door hinge mechanism making gate hover over any open angle. And for different users, the household electrical appliance size of its demand is often different, therefore, in order to meet the different demands of different user, the household electrical appliance of same type generally all need to design the different specification of multiple body size. And due to the existing door hinge mechanism making gate hover over any open angle, exist and it is difficult to problem general on the household electrical appliance of different building shape, so result in the Design and Machining cost compare height of door hinge mechanism, the Design and Machining cost of household electrical appliance is finally caused can not to be in any more.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, providing door hinge mechanism and have the dishwasher of this door hinge mechanism, it is intended to, and solution is existing makes the door hinge mechanism complex structure that gate hovers over any open angle, the technical problem that versatility is not strong on the household electrical appliance of different building shape.
For achieving the above object, the technical solution used in the present invention is: door hinge mechanism, comprise stationary member, rotate component and tie-in module, described rotation component is rotationally connected described stationary member by described tie-in module, described tie-in module comprises coupling shaft, friction structure, spring, adapter sleeve and locking member, one end of described coupling shaft is fixed on described stationary member, described friction structure and described spring are sheathed on the middle portion of described coupling shaft, and described friction structure is located between described stationary member and described spring; Described adapter sleeve is sheathed on described spring, and described rotation component is sheathed on described adapter sleeve, and described rotation component and described friction structure card are inserted and be connected; Described locking member is fastenedly connected the other end of described coupling shaft and described friction structure, spring, adapter sleeve and described rotation component is lock onto on described coupling shaft.
Specifically, described friction structure comprises friction plate and mount pad, described friction plate and described mount pad are provided with along its central shaft can wear the first axially extending bore in the inner and the 2nd axially extending bore for described coupling shaft to running through respectively, described mount pad has the first sidepiece and the 2nd sidepiece of oppositely setting, described friction plate is installed on described first sidepiece of described mount pad, described 2nd sidepiece of the described mount pad of contact supported by described spring, and described 2nd sidepiece of described mount pad and described rotation component card are slotting is connected.
Further, described first sidepiece of described mount pad is arranged with accommodating groove, the recessed degree of depth of described accommodating groove is less than the thickness of described friction plate, described friction plate is installed in described accommodating groove and has the convex convex part being exposed to outside described accommodating groove, and this convex part is supported and is contacted with on described stationary member.
Further, being convexly equipped with clamping boss in described accommodating groove, described friction plate is provided with the position card groove corresponding with described clamping boss position, and described clamping boss and described card groove card inserting are closed.
Specifically, described 2nd sidepiece of described mount pad is convexly equipped with locating dowel, and described rotation component is provided with the position pilot hole corresponding with described locating dowel position, and described locating dowel and described pilot hole card are inserted and be connected.
Specifically, the shoulder that described adapter sleeve comprises body and is convexly equipped on described body, described body is provided with along its central shaft can wear the 3rd axially extending bore in the inner for described spring to running through, described rotation component runs through and is provided with interior exterior feature and open holes that described body gabarit is equipped with, described rotation component is sheathed on described body by described open holes, and the both sides of described rotation component are resisted against on described mount pad and described shoulder respectively.
Further, described 2nd sidepiece of described mount pad is arranged with ring groove, and one end towards described friction structure of described body is inserted in described ring groove.
Specifically, described locking member comprises stud and is convexly equipped in described stud end and external diameter is greater than the nut of described stud external diameter, described coupling shaft is provided with threaded hole, and described stud is connected with described threaded hole thread fit, and described nut is resisted against on described adapter sleeve and described spring.
Further, described tie-in module also comprises adjustment packing ring, the stepped setting of described nut, described nut comprises the first cap body and external diameter is greater than the 2nd cap body of described first cap body, described first cap body is located between described stud and described 2nd cap body and its one end is arranged in described adapter sleeve and is resisted against on described spring, and described adjusting pad snare is located on described first cap body and its two ends are resisted against on described adapter sleeve and described 2nd cap body respectively.
Door hinge mechanism provided by the invention, by the setting of coupling shaft, friction structure, spring, adapter sleeve and locking member, it may be achieved rotate being rotationally connected of component and stationary member, and its structure is simple, be easy to realization. wherein, rotate component and it is connected with the card of friction structure is slotting, friction structure can be made can to carry out synchronous axial system with rotation component, and spring is to the counter-active effect of friction structure, friction structure can be made to support all the time to be contacted with on stationary member, so that produce certain friction resistance between friction structure and stationary member, like this, when the external force being only subject to when friction structure is greater than this friction resistance, friction structure just can rotate, and be synchronous axial system owing to rotating component and friction structure, therefore, just can rotate when rotation component also only is subject to being greater than the external force effect of this friction resistance, and then effectively limit the random rotation rotating component. when door hinge mechanism provided by the invention is applied on household electrical appliance, friction resistance between friction structure and stationary member can be used for balancing gate gravity to the reactive force rotating component, so that gate can realize the hovering at any open angle, meet the user demand of user. simultaneously, owing to the friction resistance size between friction structure and stationary member changes by adjusting the coefficient of elasticity of spring, thus reach the object of the gate gravity of balance different building shape, therefore, in embody rule, by changing the coefficient of elasticity of spring, this door hinge structure can be made to be applied on the household electrical appliance of different building shape, enhance the versatility of the door hinge mechanism that gate can be made to hover over any open angle on different building shape household electrical appliance, and then optimize the structure design of door hinge mechanism on different building shape household electrical appliance, reduce the Design and Machining cost of household electrical appliance.
Present invention also offers dishwasher, it comprises body and gate, and described gate is installed on described body by above-mentioned door hinge mechanism, and described gate and described rotation component are fastenedly connected, and described body and described stationary member are fastenedly connected.
Dishwasher provided by the invention, owing to have employed above-mentioned door hinge mechanism, therefore, achieve the hovering of gate at any open angle on the one hand, meet the user demand of user; Enhance on the other hand the versatility of the door hinge mechanism that gate can be made to hover over any open angle on different building shape household electrical appliance, optimize Design and Machining cost and the handling cost of door hinge mechanism.
Accompanying drawing explanation
Fig. 1 is the assembling cross section view of the door hinge mechanism that the embodiment of the present invention provides;
Fig. 2 is the decomposing schematic representation of the door hinge mechanism that the embodiment of the present invention provides;
Fig. 3 is the decomposing schematic representation of the friction structure that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the mount pad that the embodiment of the present invention provides;
Fig. 5 is the structural representation of the adapter sleeve that the embodiment of the present invention provides;
Fig. 6 is the structural representation of the locking member that the embodiment of the present invention provides;
Fig. 7 is the structural representation of the coupling shaft that the embodiment of the present invention provides;
Fig. 8 is the structural representation of the spring that the embodiment of the present invention provides;
Fig. 9 is the structural representation of the adjustment packing ring that the embodiment of the present invention provides;
Figure 10 is the structural representation of the stationary member that the embodiment of the present invention provides;
Figure 11 is the structural representation of the rotation component that the embodiment of the present invention provides.
Embodiment
In order to make the object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated. It is to be understood that specific embodiment described herein is only in order to explain the present invention, it is not intended to limit the present invention.
As depicted in figs. 1 and 2, the door hinge mechanism that the embodiment of the present invention provides, comprise stationary member 1, rotate component 2 and tie-in module 3, rotate component 2 and it is rotationally connected stationary member 1 by tie-in module 3, tie-in module 3 comprises coupling shaft 31, friction structure 32, spring 33, adapter sleeve 34 and locking member 35, one end of coupling shaft 31 is fixed on stationary member 1, friction structure 32 and spring 33 are sheathed on the middle portion of coupling shaft 31, and friction structure 32 is located between stationary member 1 and spring 33, adapter sleeve 34 is sheathed on spring, rotates component 2 and is sheathed on adapter sleeve 34, and rotation component 2 blocks slotting connection with friction structure 32, locking member 35 is fastenedly connected the other end of coupling shaft 31 and friction structure 32, spring, adapter sleeve 34 and rotation component 2 is lock onto on coupling shaft 31. the setting of coupling shaft 31, is mainly used in supporting friction structure 32, spring 33 and adapter sleeve 34, the setting of friction structure 32, is mainly used in producing friction resistance with stationary member 1, spring 33 is specially the helical compression spring 33 of column, the setting of spring 33, it is mainly used in supporting friction structure 32 being contacted with on stationary member 1, adapter sleeve 34 is mainly used in protection spring 33 and support rotating component 2, and locking member 35 is mainly used in locking onto on coupling shaft 31 friction structure 32, spring, adapter sleeve 34 and rotation component 2. in embody rule, stationary member 1 is installed in the body (not shown) of household electrical appliance, rotates component 2 and is fixedly connected with gate (not shown), like this, can realize the rotation installation of gate on body by door hinge connection mechanism. the present invention, especially by the setting of coupling shaft 31, friction structure 32, spring 33, adapter sleeve 34 and locking member 35, it is achieved rotate being rotationally connected of component 2 and stationary member 1, and its structure is simple, be easy to realize. wherein, rotate component 2 and it is connected with the card of friction structure 32 is slotting, friction structure 32 can be made can to carry out synchronous axial system with rotation component 2, and spring 33 is to the counter-active effect of friction structure 32, friction structure 32 can be made to support all the time to be contacted with on stationary member 1, so that produce certain friction resistance between friction structure 32 and stationary member 1, like this, when the external force being only subject to when friction structure 32 is greater than this friction resistance, friction structure 32 just can rotate, and be synchronous axial system owing to rotating component 2 with friction structure 32, therefore, just can rotate when rotation component 2 also only is subject to being greater than the external force effect of this friction resistance, and then effectively limit the random rotation rotating component 2. when door hinge mechanism provided by the invention is applied on household electrical appliance, friction resistance between friction structure 32 and stationary member 1 can be used for balancing gate gravity to the reactive force rotating component 2, so that gate can realize the hovering at any open angle, meet the user demand of user. simultaneously, owing to the friction resistance size between friction structure 32 and stationary member 1 changes by adjusting the coefficient of elasticity of spring 33, thus reach the object of the gate gravity of balance different building shape, therefore, in embody rule, by changing the coefficient of elasticity of spring 33, this door hinge structure can be made to be applied on the household electrical appliance of different building shape, enhance the versatility of the door hinge mechanism that gate can be made to hover over any open angle on different building shape household electrical appliance, and then optimize the structure design of door hinge mechanism on different building shape household electrical appliance, reduce the Design and Machining cost of household electrical appliance.
Preferably, as shown in Fig. 1, Fig. 7 and Figure 10, coupling shaft 31 is fixed on stationary member 1 by riveting method, and riveting operation process is simple, reliably fastening. coupling shaft 31 is specially step shaft, and it comprises the first axle portion 311 and external diameter is greater than the 2nd axle portion 312 in the first axle portion 311, and friction structure 32 and spring 33 are all sheathed in the 2nd axle portion 312, and locking member 35 is fastenedly connected the end in the 2nd axle portion 312. stationary member 1 runs through and is provided with radial dimension and axis hole 11 that the first axle portion 311 radial dimension is equipped with, the axial length in the first axle portion 311 is greater than the axial length of axis hole 11, like this, first axle portion 311 can have, after being arranged in axis hole 11, the exposed end portion stretched out outside axis hole 11, in concrete installation, this exposed end portion is revolved the riveting process operation such as riveting or pressure riveting, exposed end portion formation external diameter can be made to be greater than the riveted joint 313 of axis hole 11 external diameter, so that stationary member 1 is located between riveted joint 313 and the 2nd axle portion 312, and then complete the installation of coupling shaft 31 on stationary member 1. of coursing, in embody rule, coupling shaft 31 is also fixed on stationary member 1 by other modes, as being threaded, welding etc.
Specifically, as shown in figures 1-4, friction structure 32 comprises friction plate 321 and mount pad 322, friction plate 321 and mount pad 322 are provided with along its central shaft can wear the first axially extending bore 3211 in the inner and the 2nd axially extending bore 3221 for coupling shaft 31 to running through respectively, mount pad 322 has the first sidepiece and the 2nd sidepiece of oppositely setting, friction plate 321 is installed on the first sidepiece of mount pad 322, the 2nd sidepiece of contact mount pad 322 supported by spring 33, and the 2nd sidepiece of mount pad 322 blocks slotting connection with rotation component 2. The setting of friction plate 321, main supporting with stationary member 1 contacts generation friction resistance; The setting of mount pad 322, insert for the card realized with rotate component 2 on the one hand and is connected and supplies friction plate 321 to install thereon to fix, with the synchronous axial system realizing friction structure 32 with rotate component 2, it is used for realizing on the other hand and spring 33 counter-active effect mutually, thus it is that friction structure 32 ensures the contact with stationary member 1 all the time by the elastic force of spring 33. In order to ensure work-ing life of friction plate 321 and prevent the quick abrasion of stationary member 1, friction plate 321 preferably adopts the material that wear resisting property is better and hardness should not be excessive to make, such as resistance to rubber milling etc. In order to the secure and reliable connection ensureing mount pad 322 with rotate component 2, mount pad 322 preferably adopt rigidity and intensity all preferably material make, such as metal etc. The frictional force size produced to reduce in mount pad 322 rotation process, the 2nd axis hole 3221 of mount pad 322 is preferably designed for running fit with the 2nd axle portion 312 of coupling shaft 31; Simultaneously owing to friction plate 321 is installed on mount pad 322, namely friction plate 321 can only be supported on coupling shaft 31 by mount pad 322, therefore the radial dimension of the first axially extending bore 3211 of friction plate 321 can design than being greater than the 2nd axially extending bore 3221, like this, the friction reduced between friction plate 321 and coupling shaft 31 it is beneficial to. The present embodiment, friction structure 32 is divided into friction plate 321 and mount pad 322 two parts carry out independent design processing, like this, it is beneficial to the structure optimizing friction structure 32, and it is beneficial to the work material by optimized choice friction structure 32, to ensure the wear resistance that friction structure 32 contacts and the stable connection of friction structure 32 and rotation component 2 with stationary member 1 simultaneously. And due to its only friction plate 321 for rubbing with stationary member 1, therefore so that mount pad 322 weares and teares relatively slow in the application, and after friction plate 321 weares and teares, can only more renewal of facing renewal 321, thus be beneficial to the repair and maintenance cost reducing friction structure 32. Of coursing, in embody rule, friction structure 32 also can be set to unitary structure, and namely friction plate 321 is one-body molded with mount pad 322, but, like this, the problem that friction structure 32 Design and Machining cost can be caused high occurs.
Preferably, as shown in figures 1 and 3, first sidepiece of mount pad 322 is arranged with accommodating groove 3222, the recessed degree of depth of accommodating groove 3222 is less than the thickness of friction plate 321, friction plate 321 is installed in accommodating groove 3222 and has the convex convex part being exposed to outside accommodating groove 3222, and this convex part is supported and is contacted with on stationary member 1. The setting of accommodating groove 3222, both can reduce the material cost of mount pad 322, can realize again the protection to friction plate 321 and fixed action. Arrange the recessed degree of depth of accommodating groove 3222 to be less than the thickness of friction plate 321, can ensure to have after friction plate 321 is installed in accommodating groove 3222 and convex be exposed to the outer convex part to be resisted against on stationary member 1 of accommodating groove 3222, like this, can prevent mount pad 322 from contacting with stationary member 1, be beneficial to protection mount pad 322.
Further, as shown in figures 1 and 3, it is convexly equipped with clamping boss 3223 in accommodating groove 3222, friction plate 321 is arranged with the card groove 3212 that position is corresponding with clamping boss 3223 position, clamping boss 3223 closes with card groove 3212 card inserting, like this, the solid and reliable property that friction plate 321 is installed in accommodating groove 3222 can be improved. Of course, in embody rule, it is possible to by arranging the solid and reliable property that the corresponding mode arranging clamping boss (not shown) on card groove (not shown), friction plate 321 realizes raising friction plate 321 and installs in accommodating groove 3222 in accommodating groove 3222.
In order to ensure the solid and reliable property that friction plate 321 is installed in accommodating groove 3222 further, clamping boss 3223 and card groove 3212 are all preferably provided with four. Of coursing, in embody rule, the magnitude setting of clamping boss 3223 and card groove 3212 also can be other numerical value.
Specifically, as shown in Fig. 1, Fig. 4 and Figure 11, the 2nd sidepiece of mount pad 322 is convexly equipped with locating dowel 3224, rotates component 2 and is provided with the position pilot hole 21 corresponding with locating dowel 3224 position, and locating dowel 3224 and pilot hole 21 block slotting being connected. Like this, can effectively realize mount pad 322 and be connected with the card rotating component 2 is slotting, thus be beneficial to and realize rotating the synchronous axial system of component 2 with friction structure 32. Of course, in embody rule, it is possible to by arranging pilot hole (not shown) on mount pad 322, rotate the corresponding mode that locating dowel (not shown) is set on component 2 and realize mount pad 322 and be connected with the card rotating component 2 is slotting.
Specifically, as shown in Figure 1 and Figure 5, the shoulder 342 that adapter sleeve 34 comprises body 341 and is convexly equipped on body 341, body 341 is provided with along its central shaft can wear the 3rd axially extending bore 3411 in the inner for spring 33 to running through, rotate component 2 runs through and it is provided with interior exterior feature and open holes 22 that body 341 gabarit is equipped with, rotate component 2 to be sheathed on body 341 by open holes 22, and the both sides rotating component 2 are resisted against mount pad 322 respectively with on shoulder 342. Body 341 is mainly used in support rotating component 2 and protection spring 33, and can limit rotate component 2 move radially displacement, the counter-active effect of shoulder 342 and mount pad 322, can effectively limit rotate component 2 move axially displacement. Preferably, on shoulder 342, interval is surrounded with some deep-slotted chip breakers 3421, so that shoulder 342 roughly structure for being made up of front plate 3422, rear plate 3423, the connection rib 3424 that is connected between front plate 3422 and rear plate 3423, like this, both it is beneficial to the material cost reducing shoulder 342, it is beneficial to again the structural strength ensureing shoulder 342.
Further, as shown in Figure 1, Figure 4 and Figure 5, the 2nd sidepiece of mount pad 322 is arranged with ring groove 3225, and one end towards friction structure 32 of body 341 is inserted in ring groove 3225. Like this, insert positioning action by the card of body 341 with ring groove 3225, the rotation of mount pad 322 can be played guiding positioning action, thus be beneficial to the stationarity ensureing that friction structure 32 rotates.
Further, as shown in Figure 1, Figure 4 and Figure 5, the 2nd sidepiece of mount pad 322 is convexly equipped with and connects boss 3226, and ring groove 3225 is located at and is connected on boss 3226, and one end towards friction structure 32 of spring 33 is resisted against and connects on boss 3226. Connect the setting of boss 3226, ensureing to reduce the material cost of mount pad 322 under the prerequisite that ring groove 3225 has certain depth.
Further, as shown in Figure 4,2nd sidepiece of mount pad 322 is also convexly equipped with the first stiffening web 3227 and the 2nd stiffening web 3228, first stiffening web 3227 is connected between locating dowel 3224 and the outer edge of mount pad 322, and the 2nd stiffening web 3228 is connected to locating dowel 3224 and is connected between boss 3226. The setting of the first stiffening web 3227 and the 2nd stiffening web 3228, is mainly used in strengthening the structural strength of locating dowel 3224, thus is beneficial to and prevents fractureing easily of locating dowel 3224.
Preferably, locating dowel 3224 and pilot hole 21 are equipped with four, and four pilot holes 21 evenly etc. are arranged at interval around open holes 22, and four locating dowels 3224 are arranged with four pilot hole 21 contrapositions respectively.
Preferably, as shown in Fig. 1, Fig. 6 and Fig. 7, locking member 35 is threaded with coupling shaft 31, locking member 35 comprises stud 351 and is convexly equipped in stud 351 end and external diameter is greater than the nut 352 of stud 351 external diameter, 2nd axle portion 3121 of coupling shaft 31 is provided with threaded hole 3121, stud 351 is connected with threaded hole 3121 thread fit, and nut 352 is resisted against the shoulder 342 of adapter sleeve 34 with on spring 33. It is threaded and there is self-locking action, be beneficial to the solid and reliable property ensureing that friction structure 32, rotation component 2, spring 33 and adapter sleeve 34 are installed on coupling shaft. The setting of nut 352, adapter sleeve 34 can be limited, spring 33 be installed on coupling shaft 31 after move axially displacement.
Further, as shown in Fig. 1 and Fig. 9, tie-in module 3 also comprises adjustment packing ring 36, the stepped setting of nut 352, nut 352 comprises the first cap body 3521 and external diameter is greater than the 2nd cap body 3522 of the first cap body 3521, first cap body 3521 is located between stud 351 and the 2nd cap body 3522 and its one end is arranged in adapter sleeve 34 and is resisted against on spring 33, and adjustment packing ring 36 is sheathed on the first cap body 3521 and its two ends are resisted against on adapter sleeve 34 and the 2nd cap body 3522 respectively. The setting of the first cap body 3521, on the one hand can play supporting and location effect to adapter sleeve 34 and adjustment packing ring 36, and what can effectively limit spring 33 on the other hand moves axially displacement, and what the 2nd cap body 3522 can effectively limit adjustment packing ring 36 moves axially displacement. In embody rule, it is possible to realize adjustment spring 33 to the elastic force of friction structure 32 by the thickness of adjustment adjustment packing ring 36, thus the application of door hinge mechanism on the household electrical appliance of different building shape size can be realized.
The door hinge mechanism that the embodiment of the present invention provides, being particularly useful for gate is stir the household electrical appliance opened or closed up and down. Its structure is simple, and can realize the hovering of gate at any open angle; Realize the elastic acting force of adjustment spring 33 by the thickness of the coefficient of elasticity and/or adjustment adjustment packing ring 36 that adjust spring 33 simultaneously, thus can effectively adjust the friction resistance between friction plate 321 and stationary member 1, and then achieve on the household electrical appliance of this door hinge mechanism in different building shape size, the household electrical appliance with body size general, it is achieved that on household electrical appliance, the cost optimization of door hinge mechanism and management are optimized.
The embodiment of the present invention additionally provides a kind of dishwasher, and it comprises body and gate, and gate is installed on body by above-mentioned door hinge mechanism, and component 2 is fastenedly connected gate with rotating, and body and stationary member 1 are fastenedly connected. Stationary member 1 specifically connects by screw or riveted joint or card link and connect etc. on base or interior courage that mode is fixed on body, rotates component 2 and specifically connects by screw or riveted joint or card link and the mode such as connect and be fixed on gate. Dishwasher provided by the invention, owing to have employed above-mentioned door hinge mechanism, therefore, achieve the hovering of gate at any open angle on the one hand, meet the user demand of user; Enhance on the other hand the versatility of the door hinge mechanism that gate can be made to hover over any open angle on different building shape household electrical appliance, optimize Design and Machining cost and the handling cost of door hinge mechanism.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement or improvement etc. done within the spirit and principles in the present invention, all should be included within protection scope of the present invention.
Claims (10)
1. door hinge mechanism, comprise stationary member, rotate component and tie-in module, described rotation component is rotationally connected described stationary member by described tie-in module, it is characterized in that: described tie-in module comprises coupling shaft, friction structure, spring, adapter sleeve and locking member, one end of described coupling shaft is fixed on described stationary member, described friction structure and described spring are sheathed on the middle portion of described coupling shaft, and described friction structure is located between described stationary member and described spring; Described adapter sleeve is sheathed on described spring, and described rotation component is sheathed on described adapter sleeve, and described rotation component and described friction structure card are inserted and be connected, described friction structure can with described rotation component synchronous axial system; Described locking member is fastenedly connected the other end of described coupling shaft and lock onto on described coupling shaft by described friction structure, spring, adapter sleeve and described rotation component; Described friction structure is supported and is contacted with on described stationary member, and the friction resistance produced between described friction structure and described stationary member can limit the random rotation of described rotation component.
2. door hinge mechanism as claimed in claim 1, it is characterized in that: described friction structure comprises friction plate and mount pad, described friction plate and described mount pad are provided with along its central shaft can wear the first axially extending bore in the inner and the 2nd axially extending bore for described coupling shaft to running through respectively, described mount pad has the first sidepiece and the 2nd sidepiece of oppositely setting, described friction plate is installed on described first sidepiece of described mount pad, described 2nd sidepiece of the described mount pad of contact supported by described spring, and described 2nd sidepiece of described mount pad and described rotation component card insert and be connected.
3. door hinge mechanism as claimed in claim 2, it is characterized in that: described first sidepiece of described mount pad is arranged with accommodating groove, the recessed degree of depth of described accommodating groove is less than the thickness of described friction plate, described friction plate is installed in described accommodating groove and has the convex convex part being exposed to outside described accommodating groove, and this convex part is supported and is contacted with on described stationary member.
4. door hinge mechanism as claimed in claim 3, it is characterised in that: being convexly equipped with clamping boss in described accommodating groove, described friction plate is provided with the position card groove corresponding with described clamping boss position, and described clamping boss and described card groove card inserting are closed.
5. door hinge mechanism as described in item as arbitrary in claim 2 to 4, it is characterized in that: described 2nd sidepiece of described mount pad is convexly equipped with locating dowel, described rotation component is provided with the position pilot hole corresponding with described locating dowel position, and described locating dowel and described pilot hole card are inserted and be connected.
6. door hinge mechanism as described in item as arbitrary in claim 2 to 4, it is characterized in that: the shoulder that described adapter sleeve comprises body and is convexly equipped on described body, described body is provided with along its central shaft can wear the 3rd axially extending bore in the inner for described spring to running through, described rotation component runs through and is provided with interior exterior feature and open holes that described body gabarit is equipped with, described rotation component is sheathed on described body by described open holes, and the both sides of described rotation component are resisted against on described mount pad and described shoulder respectively.
7. door hinge mechanism as claimed in claim 6, it is characterised in that: described 2nd sidepiece of described mount pad is arranged with ring groove, and one end towards described friction structure of described body is inserted in described ring groove.
8. door hinge mechanism as described in item as arbitrary in Claims 1-4, it is characterized in that: described locking member comprises stud and is convexly equipped in described stud end and external diameter is greater than the nut of described stud external diameter, described coupling shaft is provided with threaded hole, described stud is connected with described threaded hole thread fit, and described nut is resisted against on described adapter sleeve and described spring.
9. door hinge mechanism as claimed in claim 8, it is characterized in that: described tie-in module also comprises adjustment packing ring, the stepped setting of described nut, described nut comprises the first cap body and external diameter is greater than the 2nd cap body of described first cap body, described first cap body is located between described stud and described 2nd cap body and its one end is arranged in described adapter sleeve and is resisted against on described spring, and described adjusting pad snare is located on described first cap body and its two ends are resisted against on described adapter sleeve and described 2nd cap body respectively.
10. dishwasher, comprise body and gate, it is characterized in that: described gate be installed on by the door hinge mechanism as described in item as arbitrary in claim 1 to 9 as described on body, described gate and described rotation component are fastenedly connected, and described body and described stationary member are fastenedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318168.7A CN104727679B (en) | 2014-07-03 | 2014-07-03 | Door hinge mechanism and dishwasher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318168.7A CN104727679B (en) | 2014-07-03 | 2014-07-03 | Door hinge mechanism and dishwasher |
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| Publication Number | Publication Date |
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| CN104727679A CN104727679A (en) | 2015-06-24 |
| CN104727679B true CN104727679B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410318168.7A Active CN104727679B (en) | 2014-07-03 | 2014-07-03 | Door hinge mechanism and dishwasher |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054883B (en) * | 2015-08-19 | 2018-10-23 | 佛山市顺德区美的洗涤电器制造有限公司 | Hinge component and dish-washing machine for dish-washing machine |
| CN106481176B (en) * | 2015-08-31 | 2024-04-09 | 通冠(厦门)电子科技有限公司 | High sealed door lifting positioning and self-closing hinge |
| CN107143230B (en) * | 2016-03-01 | 2019-01-18 | 青岛海尔洗碗机有限公司 | A kind of door body hinge assembly and dish-washing machine |
| CN106773043B (en) * | 2016-12-21 | 2023-08-25 | 歌尔科技有限公司 | Bandage connection hinge and head-mounted equipment |
| IT201700087026A1 (en) * | 2017-07-28 | 2019-01-28 | C M I Cerniere Mecc Industriali Srl | PLUG-IN HINGE DEVICE |
| CN107956347B (en) * | 2017-10-31 | 2024-03-26 | 浙江省平湖市澳妮斯洁具有限公司 | Rotating seat for shower room door |
| CN107989498B (en) * | 2017-12-28 | 2024-02-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Household appliance |
| CN108166875B (en) * | 2017-12-28 | 2023-11-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Household appliance |
| CN110499979B (en) * | 2018-05-16 | 2021-08-20 | 无锡小天鹅电器有限公司 | Door shaft assembly and washing machine |
| CN109893067A (en) * | 2019-03-27 | 2019-06-18 | 广东洁诺生活电器有限公司 | A kind of door body control structure and dish-washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7915089U1 (en) * | 1979-05-25 | 1979-09-06 | Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart | HINGE FOR BALANCING A HOUSEHOLD APPLIANCE DOOR |
| JP2000272428A (en) * | 1999-03-25 | 2000-10-03 | Calsonic Kansei Corp | Lid body opening/closing mechanism of article pocket for vehicle |
| CN100467891C (en) * | 2005-12-01 | 2009-03-11 | 鸿富锦精密工业（深圳）有限公司 | Hinge device |
| CN201277257Y (en) * | 2008-09-03 | 2009-07-22 | 鸿富锦精密工业（深圳）有限公司 | Pivotal device and its interference component |
| CN202176191U (en) * | 2011-07-26 | 2012-03-28 | 美的集团有限公司 | Door hinge mechanism of dish washing machine |
| CN203230277U (en) * | 2013-04-27 | 2013-10-09 | 美的集团股份有限公司 | Door balancing mechanism and household electric appliance |
| CN204002217U (en) * | 2014-07-03 | 2014-12-10 | 佛山市顺德区美的洗涤电器制造有限公司 | Door hinge mechanism and dish-washing machine |
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2014
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Effective date of registration: 20230626 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 Beijiao Town Industrial Park, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |