CN109403775A - A kind of door opener being used to open cabinet type clamshell doors - Google Patents
A kind of door opener being used to open cabinet type clamshell doors Download PDFInfo
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- CN109403775A CN109403775A CN201811398051.9A CN201811398051A CN109403775A CN 109403775 A CN109403775 A CN 109403775A CN 201811398051 A CN201811398051 A CN 201811398051A CN 109403775 A CN109403775 A CN 109403775A
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- push rod
- gear
- way clutch
- spiral
- driven gear
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 229920003266 Leaf® Polymers 0.000 claims abstract description 21
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 230000009471 action Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 230000006698 induction Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
-
- 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
- E05Y2201/214—Disengaging means
- E05Y2201/216—Clutches
-
- 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
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/696—Screw mechanisms
- E05Y2201/702—Spindles; Worms
-
- 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
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
-
- 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
-
- 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
- E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a kind of door openers for being used to open cabinet type clamshell doors.The door opener includes the power source mechanism (2) of shell (1), setting in shell (1), and for respectively corresponding the first push rod (3) and the second push rod (4) that push two door leafs for opening clamshell doors；First push rod (3) and the second push rod (4) are symmetricly set in shell (1), and stretch out shell (1) outside close to one end of door body；First push rod (3) and the second push rod (4) engage connection with the output end of the power source mechanism (2)；First push rod (3) and the second push rod (4) can independently carry out stretching motion, and rotating and reverse by power source mechanism (2) in shell (1), and the extending action that can carry out first push rod (3) and the second push rod (4) mutually switches.The door opener can assist the independent of two door leafs of clamshell doors to open, and can better meet the market demand.
Description
Technical field
The present invention relates to door opener technical fields, and in particular to a kind of door opener for being used to open cabinet type clamshell doors.
Background technique
The setting of the setting of clamshell doors, the space occupied needed for can be effectively reduced enabling, while clamshell doors is beautiful, simple
About, it opens the door conveniently when and opening the door compared to simple gate.It is including in the household electrical appliance such as refrigerator and disinfection cabinet, as people are aesthetic
It pursues variation and in order to reach better practical function, the setting of cabinet type clamshell doors has been become increasingly prevalent.
With the improvement of people's life quality, including the household electrical appliance such as refrigerator and disinfection cabinet due to its displacement volume and work
Make environment with people live require promoted needs, volume, weight etc. production design require it is bigger, and require
The closing performance of door body is all relatively good, this unlatching difficulty for having instead resulted in the door body of these household electrical appliance increases, not square instead
Use of the persons who happens to be on hand for an errand to these electric appliances.It is therefore desirable to have the door opener for capableing of auxiliary door opening is applied in these household electrical appliance
The auxiliary for carrying out clamshell doors door body is opened.
However, there are still many deficiencies for the door opener of existing auxiliary clamshell doors unlatching.Wherein, existing auxiliary is split
The door opener that door is opened is mostly while opening two door leafs, and the unlatching of two door leafs cannot be carried out independently and mutually be switched, cannot
Meet the individual demand of people well, and in the case where only needing individually to open a wherein door leaf, it is this to open simultaneously
The door opener for opening two door leafs can bring more inconvenience instead.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of enabling for being used to open cabinet type clamshell doors
Device.The door opener can assist the opening of two door leafs of clamshell doors, and the opening of two door leafs is mutually indepedent, is independent of each other,
The market demand can be better met.
The purpose of the present invention is achieved through the following technical solutions.
A kind of door opener being used to open cabinet type clamshell doors is mainly used for the independent of two door leafs of clamshell doors and opens, should
Door opener includes shell, is arranged in the intracorporal power source mechanism of shell, and opens the two of clamshell doors for respectively corresponding to push
The first push rod and the second push rod of door leaf；First push rod and the second push rod are symmetricly set in shell, and the first push rod
And second one end of close door body of push rod stretch out outside shell；First push rod and the second push rod with the power source
The output end of mechanism engages connection；First push rod and the second push rod can independently carry out stretching motion in shell, and
By rotating and reverse for power source mechanism, the extending action that can carry out first push rod and the second push rod mutually switches.
Preferably, first push rod and the second push rod pass through the first one-way clutch and the second one-way clutch respectively
Device engages connection with the output end of the power source mechanism.
It is furthermore preferred that first one-way clutch and second one-way clutch are one-way clutch gear
Group；The one-way clutch gear set includes a driving gear, a driven gear and reset spring；The interior hole edge of the driving gear
Edge has axially extended first connecting portion；The driving gear is overlapped with the pivot center of driven gear, and the driven tooth
Wheel is co-axially located in the first connecting portion of driving gear；The reset spring is set in first connecting portion, and is located at driven
The side of the separate driving gear of gear；One end of the reset spring is connect with the driven gear, and the other end is connected to
On one interconnecting piece, and it is in compressive state；
The driven gear of first one-way clutch engages connection, second one-way clutch with first push rod
Driven gear engage connection with second push rod, and the master of first one-way clutch and the second one-way clutch
Moving gear engages connection with the output end of the power source mechanism.
Still more preferably, have on the wheel rim of the driving gear around the distribution of the direction of rotation of first connecting portion, simultaneously
Towards the spiral terrace of driven gear spiral salient；Have on the driven gear and is adapted with the spiral terrace and can be with
The spiral groove that the spiral terrace is interlocked；
When the driving gear is rotated along the spiral salient direction of spiral terrace, the spiral terrace and the spiral groove button
It closes, the driving gear drives the driven gear to rotate synchronously；The driving gear along spiral terrace spiral salient it is anti-
When direction rotates, the spiral terrace and the spiral groove are detached from, and the driving gear cannot drive the driven gear same
Step rotation, the driven gear move reciprocatingly in the axial direction of first connecting portion along the track of spiral terrace；
The hand of spiral of spiral terrace on the driving gear of first one-way clutch and second one-way clutch fill
The hand of spiral for the spiral terrace on driving gear set is opposite；And the spiral shell on the driving gear of first one-way clutch
The driven gear of the hand of spiral and the first one-way clutch of revolving step pushes the direction of rotation phase of the first push rod stretching shell
Together, the hand of spiral of the spiral terrace on the driving gear of second one-way clutch and the second one-way clutch from
The direction of rotation that moving gear pushes the second push rod to stretch out shell is identical.
Still more preferably, in the one-way clutch gear set, around first connecting portion one week, the spiral terrace was one
More than a；It is furthermore preferred that the spiral terrace was one around first connecting portion one week, the spiral terrace surrounds the first connection
The corresponding central angle of the arc in portion is greater than 180 ° and less than 360 °.
Still more preferably, in the one-way clutch gear set, the reset spring is set in first connecting portion, and
One end of reset spring is connected on driven gear, and the other end is abutted with the limited block being fixed in first connecting portion.
Still more preferably, one end end of the separate driving gear of the first connecting portion has limited block installation card
Mouthful, the limited block is fixed in first connecting portion by setting with limited block installation bayonet cooperation card.
Still more preferably, all having on first push rod and the second push rod can be with the one-way clutch gear set
The rack gear of driven gear engagement；The site of engagement of the driven gear of the one-way clutch gear set is to become tooth engaging conformation, is being pushed away
When bar stretching shell reaches stroke needed for pushing door body open, the site of engagement of the driven gear of the one-way clutch gear set passes through change
Tooth is separated with the rack gear of push rod.
It is furthermore preferred that the output end of the power source mechanism passes through worm and helical gear pair and transmission gear and first list
To arrangement of clutch and the engagement connection of the second one-way clutch；Wherein, the output end of the power source mechanism is sequentially connected setting
There are worm screw, helical gear and transmission gear, one end of the worm screw is connect with the output end of the power source mechanism, the helical gear
Connection is engaged with the worm screw, the transmission gear engages connection, first one-way clutch and with the helical gear
Two one-way clutch wheels engage connection with the transmission gear, to realize first one-way clutch and the second list
Connection is engaged with the output end of the power source mechanism to arrangement of clutch.
It is furthermore preferred that the first microswitch is installed on the outside of first one-way clutch, it is single for incuding first
To the rotation situation of arrangement of clutch.
Preferably, one end of the separate door body of first push rod and the second push rod be connected separately with the first returning spring and
Second returning spring；One end of first returning spring and the second returning spring is both connected on shell, and described first replys
The other end of spring is connect with first push rod, and the other end of second returning spring is connect with second push rod.
Compared with prior art, the invention has the advantages that and the utility model has the advantages that
(1) only by two for respectively corresponding two push rods for opening two door leafs of clamshell doors in door opener of the invention
Vertical one-way clutch engages connection with the output end of the same power source mechanism, in turn of power source mechanism rotated and reverse
It changes under driving, the extending action that can carry out two push rods mutually switches, the opening of two door leafs of clamshell doors can be assisted, and open
The movement of two door leafs is mutually indepedent, is independent of each other, and can better meet the market demand；
(2) in door opener of the invention, it is also equipped with microswitch on the outside of one-way clutch and carries out induction one-way clutch
The rotation situation of device improves the automatic control performance of door opener；
(3) in door opener of the invention, large carrying capacity, and structure letter are transmitted in the torque of the one-way clutch gear set of use
Single, it is small that space accounts for rate；Meanwhile the site of engagement of the driven gear of one-way clutch gear set is to become tooth engaging conformation, completes to open the door
After movement, the site of engagement of driven gear is separated with the rack gear of push rod by becoming tooth, and push rod passes through returning spring pulling force
It retracts in shell, it is efficient and convenient without power source mechanism driving retraction；Moreover, one-way clutch gear set that the present invention uses and
The structure setting of door opener of the present invention makes door opener push rod when during releasing partway, as encountered burst power-off
Situation, it is ensured that push rod easily can be pushed back initial bit by manpower.
Detailed description of the invention
Fig. 1 is that the whole interior structure of the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment is shown
It is intended to；
Fig. 2 is the one-way clutch gear used in the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment
The overall structure diagram of group；
Fig. 3 is the one-way clutch gear used in the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment
The whole perspective view of the explosion of group；
Fig. 4 a is the one-way clutch tooth used in the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment
The structural schematic diagram of the driving gear of wheel group；
Fig. 4 b is the one-way clutch tooth used in the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment
The structural schematic diagram of the driven gear of wheel group；
Fig. 5 is the one-way clutch gear used in the door opener for being used to open cabinet type clamshell doors of the invention in specific embodiment
The partial structural diagram of group outside setting microswitch；
Attached drawing mark: 1- shell, 2- power source mechanism, the first push rod of 3-, the second push rod of 4-, the first one-way clutch of 5-, 6-
Second one-way clutch, 71- driving gear, 710- spiral terrace, 711- first connecting portion, 712- limited block install bayonet,
713- induction transmission boss, 714- groove notch, 72- driven gear, 720- spiral groove, the first flank profil of 721-, 722- second
Flank profil, 73- reset spring, 8- worm screw, 9- helical gear, 10- transmission gear, the first returning spring of 11-, the second returning spring of 12-,
The first microswitch of 13-, 131- drive rod, 14- external force drive rod.
Specific embodiment
Technical solution of the present invention is described in further detail below in conjunction with specific embodiments and drawings, but the present invention
Protection scope and embodiment it is without being limited thereto.In the description of the embodiment of the present invention, it should be noted that term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right" is to be based on the orientation or positional relationship shown in the drawings or the hair
Bright product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as limitation of the present invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and should not be understood as indicating
Or imply relative importance.
Embodiment 1
A kind of door opener being used to open cabinet type clamshell doors is mainly used for the independent of two door leafs of clamshell doors and opens, entirety
Schematic diagram of internal structure is shown in Figure 1, which includes shell 1, and be arranged in shell 1 power source mechanism 2,
First push rod 3 and the second push rod 4.There is the accommodating for being used to be arranged each components for being upwardly extended and being formed by its bottom in shell 1
Chamber, and according to the relationship and/or connection of each components between each accommodating cavity.
First push rod 3 and the second push rod 4 are used to respectively correspond two door leafs for pushing and opening clamshell doors, first push rod 3
And second push rod 4 be symmetricly set on the left and right sides in shell 1, and the close door body of the first push rod 3 and the second push rod 4
One end is stretched out outside shell 1 in the same direction.Also, rack gear, 3 He of the first push rod are all had on the first push rod 3 and the second push rod 4
Second push rod 4 engages connection with the output end of the power source mechanism 2.First push rod 3 and the second push rod 4 can be in shells
It independently carries out stretching motion in 1, and rotating and reverse by power source mechanism 2, first push rod 3 and the can be carried out
The extending action of two push rods 4 mutually switches.
Specifically, first push rod 3 and the second push rod 4 are unidirectional by the first one-way clutch 5 and second respectively
Arrangement of clutch 6 engages connection with the output end of the power source mechanism 2.First push rod 3 and the second push rod 4 are unidirectional with first respectively
The engagement connection of the secondary part of arrangement of clutch 5 and the second one-way clutch 6, and the first one-way clutch 5 and second is unidirectional
The active part of arrangement of clutch 6 engages connection with the output end of power source mechanism 2.Wherein, the active of the first one-way clutch 5
Part synchronizes the direction of rotation and the active part of the second one-way clutch 6 and secondary part knot in conjunction with secondary part
Conjunction synchronizes the contrary of rotation.In a preferred embodiment, power source mechanism 2 rotate forward when, power source mechanism 2 it is defeated
Outlet drives the active part of the first one-way clutch 5 in conjunction with its secondary part and to rotate synchronously, and the first one-way clutch
The secondary part of device 5 pushes the first push rod 3 to stretch out outside shell 1, and the active part of the first one-way clutch 5 and the at this time
The active part rotation direction of two one-way clutch 6 is on the contrary, the active part and secondary part of the second one-way clutch 6 are de-
From the active part of the second one-way clutch 6 rotates but its secondary part cannot be driven to rotate；And power source mechanism 2 inverts
When, the output end of power source mechanism 2 drives the active part of the second one-way clutch 6 with its secondary part in conjunction with and synchronous turn
It is dynamic, and the secondary part of the second one-way clutch 6 pushes the second push rod 4 to stretch out outside shell 1, and the second one-way clutch at this time
The active part rotation direction of the active part of device 6 and the first one-way clutch 5 is on the contrary, first one-way clutch 5
Active part and secondary part are detached from, and the active part of the first one-way clutch 5 rotates but its secondary part cannot be driven to turn
It is dynamic.In this way, the first push rod 3 and the second push rod 4 push the movement for opening two door leafs of clamshell doors mutually indepedent, it is independent of each other, and
Realizing that the first push rod 3 and the second push rod 4 respectively correspond pushes the extending action for two door leafs for opening clamshell doors mutually to switch.
In the present embodiment, first one-way clutch 5 and second one-way clutch 6 are one-way clutch tooth
Wheel group.Shown in referring to figs. 2 and 3, the one-way clutch gear set includes a driving gear 71, a driven gear 72 and reset bullet
Spring 73.Wherein, the inner port edge of the driving gear 71 has axially extended first connecting portion 711；Driving gear 71 with from
The pivot center of moving gear 72 is overlapped, and the driven gear 72 is coaxially set in the first connecting portion 711 of driving gear 71；
Reset spring 73 is set in first connecting portion 711, and is located at the side of the separate driving gear 71 of driven gear 72；It is described multiple
One end of position spring 73 is connect with the driven gear 72, and the other end is connected in first connecting portion 711, and in compression shape
State.Moreover, specifically, the driven gear of the first one-way clutch 5 engages connection, the second one-way clutch dress with the first push rod 3
It sets 6 driven gear and the second push rod 4 engages connection, and the active of the first one-way clutch 5 and the second one-way clutch 6
Gear then engages connection with the output end of the power source mechanism 2.
More specifically, referring to shown in Fig. 3, Fig. 4 a and Fig. 4 b, in one-way clutch gear set, have on the wheel rim of driving gear 72
Have around the distribution of the direction of rotation of first connecting portion 711 and towards the spiral terrace 710 of 72 spiral salient of driven gear；And it is driven
There is the spiral groove 720 for being adapted and being interlocked with the spiral terrace 710 with the spiral terrace 710 on gear 72.
When driving gear 71 is rotated along the spiral salient direction of spiral terrace 710, spiral terrace 710 and spiral groove 720 are fastened, institute
Stating driving gear 71 drives the driven gear 72 to rotate synchronously；And in driving gear 71 along the spiral salient of spiral terrace 710
Opposite direction rotation when, spiral terrace 710 and the spiral groove 720 are detached from, the driving gear 71 cannot drive it is described from
Moving gear 72 rotates synchronously, and the driven gear 72 does in the axial direction of first connecting portion 711 past along the track of spiral terrace 710
Multiple movement.
Also, around first connecting portion 711 1 weeks, spiral terrace 710 was one, and spiral terrace 710 surrounds first connecting portion
The corresponding central angle of 711 arc is greater than 180 ° and less than 360 °.Moreover, reset spring 73 is set in first connecting portion 711,
And one end of reset spring 73 is connected on driven gear 72, the other end and the limited block 74 being fixed in first connecting portion 711
It abuts.Wherein, specifically, there is limited block to install bayonet for one end end of the separate driving gear 71 of first connecting portion 711
712, the limited block 74 is fixed in first connecting portion 711 by setting with the limited block installation cooperation card of bayonet 712.
In the present embodiment, further, the hand of spiral of the spiral terrace on the driving gear of the first one-way clutch 5
It is opposite with the hand of spiral of spiral terrace on the driving gear of the second one-way clutch 6；And the first one-way clutch dress
The driven gear of the hand of spiral and the first one-way clutch 5 of setting the spiral terrace on 5 driving gear pushes the first push rod 3
The direction of rotation for stretching out shell 1 is identical, the hand of spiral of the spiral terrace on the driving gear of second one-way clutch 6
The second push rod 4 is pushed to stretch out the direction of rotation of shell 1 with the driven gear of the second one-way clutch 6 identical.In this way, in power
When source mechanism 2 rotates forward the hand of spiral rotation for driving the driving gear of the first one-way clutch 5 along spiral terrace thereon, the
The driving gear and its driven gear of one one-way clutch 5 turn by the way that the combination of spiral terrace and spiral groove thereon is synchronous
It is dynamic, drive the first push rod 3 to stretch out outside shell so that the driven gear of the first one-way clutch 5 pushes, and it is second unidirectional at this time
The driving gear of arrangement of clutch 6 is along the spiral opposite direction rotation of spiral terrace thereon, makes the second one-way clutch 6
Driving gear and its driven gear are detached from, and the driving gear of the second one-way clutch 6 cannot drive its driven gear to rotate, from
And the second push rod 4 cannot be pushed to stretch out outside shell 1；And the active for driving the second one-way clutch 6 is inverted in power source mechanism 2
When gear is along the hand of spiral rotation of spiral terrace thereon, the driving gear and its driven gear of the second one-way clutch 6
It is rotated synchronously by the combination of spiral terrace and spiral groove thereon, so that the driven gear of the second one-way clutch 6 pushes away
Dynamic that the second push rod 4 is driven to stretch out outside shell, the driving gear of the first one-way clutch 5 is along spiral terrace thereon at this time
Spiral opposite direction rotation, make the first one-way clutch 5 driving gear and its driven gear be detached from, the first one-way clutch dress
Setting 5 driving gear cannot drive its driven gear to rotate, so that the first push rod 3 cannot be pushed to stretch out outside shell 1.Exist as a result,
Under the conversion driving of power source mechanism 2 rotated and reverse, the extending action of two push rods mutually switches, and can assist clamshell doors
Two door leafs opening, and the movement for opening two door leafs is mutually indepedent, is independent of each other.
It is shown in Figure 1 and in the present embodiment, distinguish in one end of the separate door body of the first push rod 3 and the second push rod 4
It is connected with the first returning spring 11 and the second returning spring 12；Wherein, the one of the first returning spring 11 and the second returning spring 12
End be both connected on shell 1, the other end of the first returning spring 11 is connect with the first push rod 3, the second returning spring 12 it is another
End is connect with second push rod (4).Pass through the first one-way clutch 5 and second respectively in the first push rod 3 and the second push rod 4
After one-way clutch 6 pushes stretching shell 1 to reach stroke needed for pushing door body open, the driven gear of one-way clutch gear set is nibbled
It closes position to separate with the rack gear on push rod by becoming tooth, passes through the drawing of the first returning spring 11 and the second returning spring 12 at this time
Power can be such that the first push rod 3 and the second push rod 4 retracts in shell 1, efficient and convenient without power source mechanism driving retraction.
Specifically, the site of engagement of the driven gear 72 of one-way clutch gear set is to become tooth engaging conformation in the present embodiment,
Referring specifically to shown in Fig. 2, in driven gear 72, completely enclosing to be covered with around wheel rim on the side of the separate driving gear 71 of wheel rim has first
Flank profil 721, and the side of the close driving gear 71 of wheel rim is furnished with the second flank profil 722 around the circle of wheel rim 3/4, the first flank profil 721 with
Second flank profil 722 is structure as a whole, and the axial width of the second flank profil 722 is 3 ~ 4 times of the axial width of the first flank profil 721.
The driven gear 72 of one-way clutch gear set is engaged with push rod as the rack gear of the second flank profil 722 and push rod on driven gear 72
Engagement drives the driving gear 71 of one-way clutch gear set to rotate and driven gear 72 is driven to rotate synchronously in power source mechanism 2
When, driven gear 72, which is connect by the second flank profil 722 thereon with the engagement of push rod upper rack, pushes push rod to reach promotion door body
Required stroke；When push rod stretches out shell 1 and reaches required stroke, power source mechanism 2 stops driving, and returning spring pulls push rod to return
It is reduced in shell 1, the rack drives driven gear 72 on push rod rotates and keeps engagement row with teeth to not being covered with for the second flank profil 722
Part when occur after becoming tooth, rack gear on push rod is no longer engaged with the site of engagement of driven gear 72, one-way clutch gear
The site of engagement of the driven gear 72 of group is separated with the rack gear on push rod by becoming tooth.
In the present embodiment, specifically, shown in Figure 1, the output end of power source mechanism 2 is secondary by worm and helical gear and passes
Moving gear 10 engages connection with first one-way clutch 5 and the second one-way clutch 6；Wherein, power source mechanism 2
Output end, which is sequentially connected, is provided with worm screw 8, helical gear 9 and transmission gear 10, one end and the power source mechanism 2 of the worm screw 8
Output end connection, and helical gear 9 engages connection with worm screw 8, transmission gear 10 engages connection, the first one-way clutch with helical gear 9
Device 5 and the second one-way clutch 6 engage connection with the transmission gear 10, to realize the first one-way clutch dress
Set 5 and second one-way clutch 6 engage connection with the output end of the power source mechanism 2.Further, helical gear 9 and
Transmission gear 10 all has the gear and lower gear of synchronous rotation, and wherein the engaging section of the lower gear of helical gear 9 is nibbled for helical teeth
Structure is closed, the lower gear of helical gear 9 engages connection with worm screw 8, and the gear of helical gear 9 and the gear of transmission gear 10 are nibbled
Connection is closed, the lower gear of transmission gear 10 is engaged with the driving gear of the first one-way clutch 5 and the second one-way clutch 6
Connection.Also, in the door opener of the present embodiment, power source mechanism 2, worm screw 8 and helical gear 9 are that assembly is arranged in integrated casket
In vivo, it integrates body to be fixed at again in shell 1, and is provided with damping rubber between integrated body and shell 1, effectively disappear
Shake, noise reduction, to reduce the noise of device generation.
By using one-way clutch gear set and the meshing transmission structure of worm and helical gear pair and transmission gear 10 set
The case where setting, make door opener push rod when during releasing partway, such as encountering burst power-off, it is also ensured that manpower can be easily
Push rod is pushed back into initial bit.This feature can guarantee user when using refrigerator, and midway of such as opening the door encounters power blackout situation, also can guarantee
Refrigerator door is smoothly shut, and avoiding pass and not visiting causes refrigerator cold air is too fast to scatter and disappear.
Embodiment 2
A kind of door opener being used to open cabinet type clamshell doors, same as Example 1, difference is: in the present embodiment, referring to figure
Shown in 1, first microswitch 13 is installed in the outside of the first one-way clutch 5, for incuding the first one-way clutch
Rotation situation.Further, referring to fig. 4 shown in a and Fig. 5, wherein the helical stand of the driving gear 71 of one-way clutch
The periphery of rank 710 is also distributed with a circle and is driven boss 713 along the axial raised induction of driving gear 71；The induction is driven boss
The groove notch 714 that 713 radial outer side has two sides arc-shaped；The drive rod 131 of microswitch 13 is connected to external force
On one end face of driving member 14, the other end of external force driving member 14 stretches to the recessed of the radial outer side of induction transmission boss 713
In slot notch 714, and the external force driving member 14 is not contacted with the slot bottom of groove notch 714；And the first one-way clutch 5
When driving gear 1 rotates, one end for protruding into groove notch 714 of the external force driving member 14 skid off groove notch 714 it is outer and with
The radial outside face contact of induction transmission boss 713, so that the thrust of the radial outer side by induction transmission boss 713, pushes away
Power is transferred to the drive rod 131 of the first microswitch 13 by external force driving member 14, drive rod 131 by leverage carry out by
The contact button of the first microswitch 13 is pressed to carry out contact induction.
Above embodiments are only preferred embodiment of the invention, are only that further detailed to technical solution of the present invention work
Description, but protection scope of the present invention and embodiment are without being limited thereto, any without departing under spirit of the invention and principle
Change, combination, deletion, replacement or modification for being made etc. are included in protection scope of the present invention.
Claims (10)
1. a kind of door opener for being used to open cabinet type clamshell doors is mainly used for the independent of two door leafs of clamshell doors and opens, special
Sign is, pushes opening pair including shell (1), the power source mechanism (2) being arranged in shell (1), and for respectively corresponding
The first push rod (3) and the second push rod (4) of two door leafs to open the door；First push rod (3) and the second push rod (4) are symmetrical arranged
In shell (1), and shell (1) is stretched out outside in one end of the close door body of the first push rod (3) and the second push rod (4)；It is described
First push rod (3) and the second push rod (4) engage connection with the output end of the power source mechanism (2)；First push rod (3)
Stretching motion can be independently carried out in shell (1) with the second push rod (4), and by the rotating forward of power source mechanism (2) and instead
Turn, the extending action that can carry out first push rod (3) and the second push rod (4) mutually switches.
2. a kind of door opener for being used to open cabinet type clamshell doors according to claim 1, which is characterized in that described first
Push rod (3) and the second push rod (4) respectively by the first one-way clutch (5) and the second one-way clutch (6) with it is described
The output end of power source mechanism (2) engages connection.
3. a kind of door opener for being used to open cabinet type clamshell doors according to claim 2, which is characterized in that described first
One-way clutch (5) and second one-way clutch (6) are one-way clutch gear set；The one-way clutch gear set
Include a driving gear (71), a driven gear (72) and reset spring (73)；The inner port edge edge of the driving gear (71)
It is axially extending to go out to have first connecting portion (711)；The driving gear (71) is overlapped with the pivot center of driven gear (72), and institute
Driven gear (72) is stated to be co-axially located in the first connecting portion (711) of driving gear (71)；The reset spring (73) is arranged
On first connecting portion (711), and it is located at the side of the separate driving gear (71) of driven gear (72)；The reset spring
(73) one end is connect with the driven gear (72), and the other end is connected on first connecting portion (711), and in compression shape
State；
The driven gear of first one-way clutch (5) engages connection with first push rod (3), described second unidirectionally from
It attaches together and sets the driven gear of (6) and engage connection with second push rod (4), and first one-way clutch (5) and second
The driving gear of one-way clutch (6) engages connection with the output end of the power source mechanism (2).
4. a kind of door opener for being used to open cabinet type clamshell doors according to claim 3, which is characterized in that described unidirectional
On the wheel rim of the driving gear (72) of clutch gear group have around first connecting portion (711) direction of rotation distribution, and towards from
The spiral terrace (710) of moving gear (72) spiral salient；Have and the spiral terrace (710) phase on the driven gear (72)
The spiral groove (720) that adapts to and can be interlocked with the spiral terrace (710)；
When the driving gear (71) rotates along the spiral salient direction of spiral terrace (710), the spiral terrace (710) and institute
Spiral groove (720) fastening is stated, the driving gear (71) drives the driven gear (72) to rotate synchronously；The driving gear
(71) along the opposite direction rotation of the spiral salient of spiral terrace (710) when, the spiral terrace (710) and the spiral groove
(720) it is detached from, the driving gear (71) cannot drive the driven gear (72) to rotate synchronously, driven gear (72) edge
The track of spiral terrace (710) moves reciprocatingly in the axial direction of first connecting portion (711)；
The hand of spiral of spiral terrace on the driving gear of first one-way clutch (5) and second one-way clutch
The hand of spiral of spiral terrace on the driving gear of device (6) is opposite；And the driving tooth of first one-way clutch (5)
The driven gear of the hand of spiral of spiral terrace on wheel and the first one-way clutch (5) pushes the first push rod (3) to stretch out shell
The direction of rotation of body (1) is identical, the hand of spiral of the spiral terrace on the driving gear of second one-way clutch (6) with
The direction of rotation that the driven gear of second one-way clutch (6) pushes the second push rod (4) to stretch out shell (1) is identical.
5. a kind of door opener for being used to open cabinet type clamshell doors according to claim 4, which is characterized in that described unidirectional
In clutch gear group, around first connecting portion (711) one weeks, the spiral terrace (710) was one, the spiral terrace (710)
The corresponding central angle of arc for surrounding first connecting portion (711) is greater than 180 ° and less than 360 °.
6. a kind of door opener for being used to open cabinet type clamshell doors according to claim 3, which is characterized in that described unidirectional
In clutch gear group, the reset spring (73) is set on first connecting portion (711), and one end of reset spring (73) abuts
On driven gear (72), the other end is abutted with the limited block (74) being fixed on first connecting portion (711).
7. a kind of door opener for being used to open cabinet type clamshell doors according to claim 3, which is characterized in that described first
The rack gear that can be engaged with the driven gear (72) of the one-way clutch gear set is all had on push rod (3) and the second push rod (4)；Institute
The site of engagement of the driven gear (72) of one-way clutch gear set is stated to become tooth engaging conformation, shell (1) is stretched out in push rod and reaches
When pushing stroke needed for door body open, the site of engagement of the driven gear (72) of the one-way clutch gear set is by becoming tooth i.e. and push rod
On rack gear separation.
8. a kind of door opener for being used to open cabinet type clamshell doors according to claim 2, which is characterized in that the power
The output end of source mechanism (2) is by the way that worm and helical gear is secondary and transmission gear (10) and first one-way clutch (5) and the
Two one-way clutch (6) engagement connection；Wherein, the output end of the power source mechanism (2), which is sequentially connected, is provided with worm screw
(8), helical gear (9) and transmission gear (10), one end of the worm screw (8) are connect with the output end of the power source mechanism (2),
The helical gear (9) engages connection with the worm screw (8), and the transmission gear (10) engages connection, institute with the helical gear (9)
It states the first one-way clutch (5) and the second one-way clutch (6) engages connection with the transmission gear (10), thus real
The existing output end of first one-way clutch (5) and the second one-way clutch (6) with the power source mechanism (2) is nibbled
Close connection.
9. a kind of door opener for being used to open cabinet type clamshell doors according to claim 2, which is characterized in that described first
First microswitch (13) are installed, for incuding the rotation of the first one-way clutch (5) on the outside of one-way clutch (5)
Situation.
10. a kind of described in any item door openers for being used to open cabinet type clamshell doors, feature exist according to claim 1 ~ 9
In one end of the separate door body of first push rod (3) and the second push rod (4) is connected separately with the first returning spring (11) and
Two returning springs (12)；One end of first returning spring (11) and the second returning spring (12) is both connected on shell (1),
The other end of first returning spring (11) is connect with first push rod (3), second returning spring (12) it is another
End is connect with second push rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398051.9A CN109403775A (en) | 2018-11-22 | 2018-11-22 | A kind of door opener being used to open cabinet type clamshell doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398051.9A CN109403775A (en) | 2018-11-22 | 2018-11-22 | A kind of door opener being used to open cabinet type clamshell doors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109403775A true CN109403775A (en) | 2019-03-01 |
Family
ID=65474597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811398051.9A Pending CN109403775A (en) | 2018-11-22 | 2018-11-22 | A kind of door opener being used to open cabinet type clamshell doors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109403775A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494224A (en) * | 2020-03-20 | 2021-10-12 | 南京中竞科电子科技有限公司 | Ejecting device and refrigerator |
| CN114569037A (en) * | 2022-03-21 | 2022-06-03 | 江苏凯德电控科技有限公司 | Door opener and dish washing machine provided with same |
| CN117231094A (en) * | 2023-11-13 | 2023-12-15 | 裕克施乐塑料制品（太仓）有限公司 | Mute rotary actuator and intelligent refrigerator |
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| CN207080073U (en) * | 2017-08-16 | 2018-03-09 | 仝达机电工业（惠州）有限公司 | A kind of device for opening for cabinet type clamshell doors |
| WO2018121570A1 (en) * | 2016-12-27 | 2018-07-05 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator having same |
| CN209353944U (en) * | 2018-11-22 | 2019-09-06 | 仝达科技（惠州）有限公司 | A kind of door opener being used to open cabinet type clamshell doors |
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| CN106766592A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN106761136A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| WO2018121570A1 (en) * | 2016-12-27 | 2018-07-05 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator having same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494224A (en) * | 2020-03-20 | 2021-10-12 | 南京中竞科电子科技有限公司 | Ejecting device and refrigerator |
| CN113494224B (en) * | 2020-03-20 | 2024-04-30 | 南京中竞科智能科技有限公司 | Ejection device and refrigerator |
| CN114569037A (en) * | 2022-03-21 | 2022-06-03 | 江苏凯德电控科技有限公司 | Door opener and dish washing machine provided with same |
| CN117231094A (en) * | 2023-11-13 | 2023-12-15 | 裕克施乐塑料制品（太仓）有限公司 | Mute rotary actuator and intelligent refrigerator |
| CN117231094B (en) * | 2023-11-13 | 2024-02-06 | 裕克施乐塑料制品（太仓）有限公司 | Mute rotary actuator and intelligent refrigerator |
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