CN213015916U - Electric door pushing mechanism and household appliance with same - Google Patents
Electric door pushing mechanism and household appliance with same Download PDFInfo
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- CN213015916U CN213015916U CN202021163660.9U CN202021163660U CN213015916U CN 213015916 U CN213015916 U CN 213015916U CN 202021163660 U CN202021163660 U CN 202021163660U CN 213015916 U CN213015916 U CN 213015916U
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Abstract
The utility model discloses an electronic sliding door mechanism and have its domestic appliance, electronic sliding door mechanism includes: push rod, driving motor and transmission assembly. The push rod is the body of rod shape that extends along the fore-and-aft direction, the front end of push rod is equipped with the blotter, driving motor with the push rod links to each other and is used for the drive the push rod moves along the fore-and-aft direction, the transmission assembly transmission is connected the push rod with between the driving motor. According to the utility model discloses an electronic sliding door mechanism, through setting up driving motor drive transmission assembly, transmission assembly drive push rod, and set up the blotter at the push rod front end. From this, optimized the mode of opening of the door body, reduced the noise that produces in the use, prolonged the life of the push rod and the door body, guaranteed to use the utility model discloses an electric sliding door mechanism's domestic appliance's whole is pleasing to the eye, and is easy clean, and the security performance is high.
Description
Technical Field
The utility model belongs to the technical field of the domestic appliance technique and specifically relates to a domestic appliance who relates to an electronic sliding door mechanism and have it.
Background
In the related art, the popularity of the steam box on the market is higher and higher. Various functions and structural optimization for improving user experience bring more convenience to users. The handle is not only used for opening the door in the steam box, but also is part of the overall appearance design, but some users have pain points which are collided with the body by the handle or feel that the handle occupies the space, and the existing solution is a hidden handle, namely the surface of the door is flat, and the handle is embedded in the door. However, the existing hidden handle has the disadvantages that the handle position is not easy to clean and the overall appearance is affected, the hidden handle may have higher temperature than that of a non-hidden handle, and the hidden handle makes the steam box closer to a user, so that the user is scalded by high-temperature steam at the moment of opening the door.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an electronic sliding door mechanism, electronic sliding door mechanism can optimize the mode of opening of the door body, reduces the noise that produces in the use, has guaranteed user's safety in utilization.
The utility model discloses still provide a domestic appliance who has above-mentioned electronic sliding door mechanism. The household appliance is attractive in whole, easy to clean and high in safety performance.
According to the utility model discloses an electronic sliding door mechanism, include: the push rod is in a rod body shape extending along the front-back direction, and a buffer pad is arranged at the front end of the push rod; the driving motor is connected with the push rod and is used for driving the push rod to move along the front-back direction; and the transmission assembly is in transmission connection between the push rod and the driving motor.
According to the utility model discloses electronic sliding door mechanism, through setting up driving motor drive transmission assembly, transmission assembly drive push rod, and set up the blotter at the push rod front end. From this, optimized the mode of opening of the door body, reduced the noise that produces in the use, prolonged the life of the push rod and the door body, guaranteed to use the utility model discloses an electronic sliding door mechanism's domestic appliance's whole is pleasing to the eye, and is easy clean, and the security performance is high.
In some embodiments, the power door pushing mechanism further comprises: the fixed bolster, the fixed bolster extends along the fore-and-aft direction, driving motor fixes the rear end of fixed bolster, drive assembly establishes on the fixed bolster and with driving motor links to each other, the push rod is established along the fore-and-aft direction is movably on the fixed bolster.
In some embodiments, the power door pushing mechanism further comprises: the push rod support is fixed on the front end of the fixing support, the push rod support is formed into a cylindrical shape extending along the front-back direction, and the push rod support is sleeved on the outer side of the push rod and is suitable for guiding and supporting the push rod.
In some embodiments, the power door pushing mechanism further comprises: the push rod bracket includes: the positioning device comprises a body section and a positioning section which are connected in the axial direction, wherein the positioning section is connected to the front end of the body section, and the outer diameter of the positioning section is smaller than that of the body section, so that a shaft shoulder for positioning the push rod support is formed between the positioning section and the body section.
Further, the transmission assembly includes: the driving gear is connected with a motor shaft of the driving motor; the guide rail is movably arranged on the fixed bracket along the front-back direction; the rack extends along the front-back direction and is fixed on the guide rail, the rack is in transmission connection with the driving gear, and the push rod is fixed at the front end of the rack.
Further, the transmission assembly further comprises: multistage gear drive group, it is multistage gear drive group connects gradually drive gear with between the rack, it is multistage every in the gear drive group all includes two coaxial fixed gears.
Further, the multi-stage gear transmission set comprises: a first gear set including a first pinion gear and a first bull gear fixed coaxially with the first pinion gear, the first bull gear meshing with the drive gear; a second gear set including a second pinion gear and a second bull gear coaxially fixed with the second pinion gear, the second bull gear meshing with the first pinion gear; a third gear set including a third pinion gear and a third bull gear fixed coaxially with the third pinion gear, the third bull gear meshing with the second pinion gear; a fourth gear set including a fourth gear and a first bevel gear fixed coaxially with the fourth gear, the fourth gear meshing with the third pinion; a fifth gear set comprising a fifth gear and a second bevel gear fixed coaxially with the fifth gear, the second bevel gear meshing with the first bevel gear, the fifth gear meshing with the rack.
Further, the electric door pushing mechanism further comprises: the first position switch and the second position switch are in communication connection with the driving motor, the first position switch and the second position switch are arranged on the fixed support and are arranged at intervals in the front-back direction, the first position switch is located on the front side of the second position switch, the push rod can move between the first position and the second position, the push rod moves to be suitable for triggering the first position switch when in the first position, and the push rod moves to be suitable for triggering the second position switch when in the second position.
According to the utility model discloses domestic appliance of second aspect, include: the refrigerator comprises a refrigerator body, a door body and a door body, wherein an opening is formed in the front side of the refrigerator body; the door body is pivotally arranged on the front side of the box body and used for opening and closing the opening; according to the utility model discloses electronic sliding door mechanism of first aspect, electronic sliding door mechanism establishes in the box, the push rod is suitable for the promotion when moving forward the door body is opened beat the mouth.
Further, domestic appliance is the steam ager, be formed with on the front bezel of box and link up the perforation of front bezel, electronic sliding door mechanism still includes: the push rod support, the push rod support forms the tube-shape that extends along the fore-and-aft direction, the push rod support cover is established the outside of push rod just is suitable for the direction and supports the push rod, the push rod support includes: the positioning section is connected to the front end of the body section, the outer diameter of the positioning section is smaller than that of the body section, a shaft shoulder is formed between the positioning section and the body section, the positioning section is inserted into the through hole, and the shaft shoulder abuts against the periphery of the through hole.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic view of an electric sliding door mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic view of the power door pushing mechanism shown in FIG. 1 with the push rod partially extended;
FIG. 3 is a schematic view of the power door pushing mechanism shown in FIG. 1 with the push rod fully extended;
FIG. 4 is a schematic diagram of a top view of the power door pushing mechanism shown in FIG. 1;
FIG. 5 is a schematic diagram of a close-up view of a transmission assembly of the power door pushing mechanism shown in FIG. 4;
fig. 6 is a schematic view of a household appliance according to an embodiment of the second aspect of the present invention.
Reference numerals:
the electric door-pushing mechanism 100 is provided with a door-pushing mechanism,
a push rod 1, a driving motor 2, a motor shaft 21,
the transmission assembly 3, the driving gear 31, the guide rail 32, the rack 33,
a multi-stage gear train 34, a first gear set 341, a first pinion gear 3411, a first bull gear 3412,
the second gear set 342, the second small gear 3421, the second large gear 3422,
a third gear set 343, a third pinion gear 3431, a third large gear 3432,
the fourth gear set 344, fourth gear 3441, first bevel gear 3442,
a fifth gear set 345, a fifth gear 3451, a second bevel gear 3452,
the cushion pad 4, the fixing bracket 5,
a push rod bracket 6, a body section 61, a positioning section 62, a shaft shoulder 63,
a first position switch 7, a second position switch 8,
the refrigerator comprises a box body 200, a door body 300, a steam box 400 and a front plate 401.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
First, a simple description is made with reference to fig. 1 to 6 of a home appliance according to an embodiment of a second aspect of the present application, the home appliance including: the utility model discloses a box 200, door body 300 and according to the electronic sliding door mechanism 100 that is used for domestic appliance of first aspect embodiment of the utility model. Specifically, an opening (not shown) is formed at a front side of the cabinet 200, the door body 300 is pivotably provided at the front side of the cabinet 200 for opening and closing the opening, and the electric door pushing mechanism 100 is provided in the cabinet 200.
An electric sliding door mechanism 100 for a home appliance according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1 to 5.
According to the utility model discloses electronic sliding door mechanism 100, include: push rod 1, driving motor 2 and transmission assembly 3.
Specifically, the push rod 1 is in the shape of a rod body extending in the front-back direction (for example, the front-back direction shown in fig. 3), the front end of the push rod 1 (for example, the front end of the push rod 1 shown in fig. 3) is provided with a buffer pad 4, the push rod 1 is used for pushing the door body 300 open, and the buffer pad 4 at the front end of the push rod 1 is used for reducing noise generated in the door pushing process and reducing impact on the door, so that the opening mode of the door body 300 is optimized, the noise generated in the use process is reduced, and the service lives of the push rod 1 and the door body 300 are.
Driving motor 2 links to each other with push rod 1 and is used for driving push rod 1 to remove along the fore-and-aft direction, and the transmission of drive assembly 3 is connected between push rod 1 and driving motor 2, and driving motor 2 drives drive assembly 3, and drive assembly 3 drive push rod 1 removes along the fore-and-aft direction, and like this, the mode that driving motor 2 drive push rod 1 opened a body 300 has replaced the artifical manual mode of opening a body 300, has guaranteed to have the utility model discloses the domestic appliance of electronic sliding door mechanism 100's whole is pleasing to the eye.
When the utility model discloses electronic sliding door mechanism 100 during operation, driving motor 2 corotation, drive transmission assembly 3 corotation, and then drive push rod 1 forward movement, push rod 1 stretches out box 200, the blotter 4 and the door body 300 contact of push rod 1 front end, door body 300 is pushed open by push rod 1, push rod 1 pushes away door body 300 to the door can be along with the angle back that gravity was opened, driving motor 2 reversal, drive transmission assembly 3 reversal, and then drive push rod 1 backward movement, push rod 1 returns indentation box 200. For example, applied the utility model discloses steam ager 400 has improved steam ager 400's whole pleasing to the eye, has reduced the sanitary dead angle on steam ager 400 surface, and is easy clean, has avoided the user to be pulled the handle collision, has reduced steam ager 400's occupation space, and user and steam ager 400's distance can be far away, in the twinkling of an eye of opening the door, has avoided high temperature steam to scald the user.
According to the utility model discloses electronic sliding door mechanism 100, through setting up driving motor 2 drive transmission assembly 3, transmission assembly 3 drive push rod 1, and set up blotter 4 at push rod 1 front end. From this, optimized the mode of opening of the door body 300, reduced the noise that produces in the use, prolonged the life of push rod 1 and the door body 300, guaranteed to use the utility model discloses the whole of the domestic appliance of electronic sliding door mechanism 100 is pleasing to the eye, easy cleanness, and the security performance is high.
In some embodiments, the power door pushing mechanism 100 further comprises: and a bracket 5 is fixed. The fixed bracket 5 extends in a front-back direction (for example, the front-back direction shown in fig. 2), the driving motor 2 is fixed at a rear end of the fixed bracket 5 (for example, the rear end of the fixed bracket 5 shown in fig. 2), the transmission assembly 3 is provided on the fixed bracket 5 and connected to the driving motor 2, and the push rod 1 is movably provided on the fixed bracket 5 in the front-back direction. Therefore, the whole structure is stable, the structure is compact, and the occupied space is small.
In some embodiments, the power door pushing mechanism 100 further comprises: a push rod bracket 6. The push rod bracket 6 is fixed to a front end of the fixed bracket 5 (for example, a front end of the fixed bracket 5 shown in fig. 4), the push rod bracket 6 is formed in a cylindrical shape extending in a front-rear direction (for example, the front-rear direction shown in fig. 4), the push rod bracket 6 is fitted over an outer side of the push rod 1, and the push rod bracket 6 is adapted to guide and support the push rod 1. Therefore, the push rod bracket 6 can support the push rod 1 and guide the push rod 1, and the accuracy of pushing the door by the push rod 1 is improved.
Further, the push rod supporter 6 includes: a body section 61 and a positioning section 62 connected in the axial direction. The positioning section 62 is connected to the front end of the body section 61 (for example, the front end of the body section 61 shown in fig. 4), and the outer diameter of the positioning section 62 is smaller than the outer diameter of the body section 61, so as to form a shoulder 63 for positioning the push rod support 6 between the positioning section 62 and the body section 61, so that the position of the push rod support 6 is fixed, the stability of the push rod support 6 is improved, and the service life of the push rod support 6 is prolonged.
In some embodiments, the transmission assembly 3 comprises: a drive gear 31, a guide rail 32 and a rack 33. The driving gear 31 is connected to the motor shaft 21 of the driving motor 2, the guide rail 32 is movably provided on the fixing bracket 5 in the front-rear direction (for example, the front-rear direction shown in fig. 1), the rack 33 extends in the front-rear direction (for example, the front-rear direction shown in fig. 1), the rack 33 is fixed on the guide rail 32, the rack 33 is drivingly connected to the driving gear 31, and the push rod 1 is fixed at the front end of the rack 33 (for example, the front end of the rack 33 shown in fig. 4).
It can be understood that, when the electric door pushing mechanism 100 works, the driving motor 2 rotates forward to drive the driving gear 31 of the transmission assembly 3 to rotate forward, the driving gear 31 drives the rack 33 to move forward, and further drives the push rod 1 at the front end of the rack 33 (for example, the front end of the rack 33 shown in fig. 4) to move forward, the push rod 1 extends out of the box 200, the buffer 4 at the front end of the push rod 1 contacts with the door 300, the door 300 is pushed open by the push rod 1, and the push rod 1 is adapted to push the door 300 to open the opening when moving forward. After the push rod 1 pushes the door body 300 to an angle that the door can be opened along with gravity, the driving motor 2 rotates reversely to drive the driving gear 31 of the transmission assembly 3 to rotate reversely, the driving gear 31 drives the rack 33 to move backwards, the push rod 1 is driven to move backwards, and the push rod 1 retracts into the box body 200. Therefore, the structure of the transmission assembly 3 is simplified, and the transmission efficiency of the transmission assembly 3 is improved.
Further, as shown in fig. 4, the transmission assembly 3 further includes: a multi-stage gear train 34. The multi-stage gear transmission set 34 is connected between the driving gear 31 and the rack 33 in sequence, and each stage of the multi-stage gear transmission set 34 comprises two gears which are coaxially fixed. Therefore, the transmission ratio of the multi-stage gear transmission set 34 is stable, and the stability of the transmission assembly 3 in the working process is improved.
Further, the multi-stage gear train 34 includes: first gear set 341, second gear set 342, third gear set 343, fourth gear 3441 set 343, and fifth gear 3451 set 345.
Specifically, the first gear set 341 includes a first pinion gear 3411 and a first large gear 3412 fixed coaxially with the first pinion gear 3411, the first large gear 3412 meshing with the drive gear 31; the second gear set 342 includes a second small gear 3421 and a second large gear 3422 coaxially fixed with the second small gear 3421, the second large gear 3422 being engaged with the first small gear 3411; the third gear group 343 includes a third small gear 3431 and a third large gear 3432 coaxially fixed with the third small gear 3431, the third large gear 3432 being meshed with the second small gear 3421; the group 343 of fourth gears 3441 includes a fourth gear 3441 and a first bevel gear 3442 fixed coaxially with the fourth gear 3441, the fourth gear 3441 being in mesh with the third pinion gear 3431; the group 345 of fifth gears 3451 includes a fifth gear 3451 and a second bevel gear 3452 fixed coaxially with the fifth gear 3451, the second bevel gear 3452 being engaged with the first bevel gear 3442, the fifth gear 3451 being engaged with the rack 33.
That is, the first large gear 3412 and the first small gear 3411 are coaxially fixed, the second large gear 3422 and the second small gear 3421 are coaxially fixed, the third large gear 3432 and the third small gear 3431 are coaxially fixed, the fourth gear 3441 and the first bevel gear 3442 are coaxially fixed, the fifth gear 3451 and the second bevel gear 3452 are coaxially fixed, the first large gear 3412 is engaged with the driving gear 31, the first small gear 3411 is engaged with the second large gear 3422, the second small gear 3421 is engaged with the third large gear 3432, the third small gear 3431 is engaged with the fourth gear 3441, the first bevel gear 3442 is engaged with the second bevel gear 3452, and the fifth gear 3451 is engaged with the rack 33. Therefore, the transmission efficiency of the transmission assembly 3 is improved, the transmission ratio of the transmission assembly 3 is stable, and transmission among the parallel shafts, the intersecting shafts at any angle and the intersecting shafts at any angle is realized.
In some embodiments, as shown in fig. 1, the power door pushing mechanism 100 further comprises: the first position switch 7 and the second position switch 8 are in communication connection with the driving motor 2, the first position switch 7 and the second position switch 8 are both arranged on the fixed support 5, the first position switch 7 and the second position switch 8 are arranged at intervals in the front-back direction (for example, the front-back direction shown in fig. 1), the first position switch 7 is located on the front side of the second position switch 8, the push rod 1 can move between the first position and the second position, the first position switch 7 is suitable for being triggered when the push rod 1 moves to the first position, and the second position switch 8 is suitable for being triggered when the push rod 1 moves to the second position.
Specifically, when the electric door pushing mechanism 100 works, the driving motor 2 rotates positively to drive the transmission assembly 3 to rotate positively, so as to drive the push rod 1 to move forward, the push rod 1 extends out of the box 200, the cushion pad 4 at the front end of the push rod 1 contacts with the door 300, the door 300 is pushed open by the push rod 1, the push rod 1 is suitable for pushing the door 300 to open an opening when moving forward, the push rod 1 moves to the first position switch 7 and contacts with the first position switch 7, and the push rod 1 stops moving. After the push rod 1 pushes the door body 300 to an angle that the door can be opened along with gravity, the driving motor 2 rotates reversely to drive the transmission assembly 3 to rotate reversely, so that the push rod 1 is driven to move backwards, the push rod 1 retracts into the box body 200, the push rod 1 moves to the second position switch 8 to be in contact with the second position switch 8, and the push rod 1 stops moving. Therefore, the electric leakage phenomenon of the electric sliding door mechanism 100 is avoided by adopting the position switch, the output stability of the electric sliding door mechanism 100 is improved, the potential safety hazard is reduced, and the service life of the electric sliding door mechanism 100 is prolonged.
The working principle of the electric sliding door mechanism 100 according to the first aspect of the present invention is described in detail below:
according to the utility model discloses electronic sliding door mechanism 100 during operation, driving motor 2 corotation, drive gear 31 corotation of drive assembly 3, drive gear 31 drives rack 33 and moves forward, and then drive the push rod 1 of rack 33 front end (for example the front end of the rack 33 that is shown in fig. 4) and move forward, push rod 1 stretches out box 200, the blotter 4 and the door body 300 contact of push rod 1 front end, door body 300 is pushed open by push rod 1, push rod 1 moves to first position switch 7, contact with first position switch 7, push rod 1 stop moving. Therefore, the transmission ratio of the multi-stage gear transmission set 34 is stable, and the stability of the electric door pushing mechanism 100 in the working process is improved.
After the push rod 1 pushes the door body 300 to an angle that the door can be opened along with gravity, the driving motor 2 rotates reversely to drive the driving gear 31 of the transmission component 3 to rotate reversely, the driving gear 31 drives the rack 33 to move backwards, the push rod 1 is driven to move backwards, the push rod 1 retracts into the box body 200, the push rod 1 moves to the second position switch 8 and contacts with the second position switch 8, and the push rod 1 stops moving.
According to the utility model discloses electronic sliding door mechanism 100, through setting up driving motor 2 drive transmission assembly 3, transmission assembly 3 drive push rod 1, transmission assembly 3 includes multistage gear drive group 34, sets up blotter 4 at push rod 1 front end, and uses two position switch restriction push rod 1 strokes. From this, optimized the mode of opening of the door body 300, reduced the noise that produces in the use, prolonged push rod 1 and the life of the door body 300, improved the output stability of electronic sliding door mechanism 100, reduced the potential safety hazard, guaranteed to use the utility model discloses the whole of the domestic appliance of electronic sliding door mechanism 100 is pleasing to the eye, and is easy clean, and the security performance is high.
According to the second aspect of the present invention, the household appliance may be a steam box 400. Through inciting somebody to action the utility model discloses on electronic sliding door mechanism 100 of the first aspect embodiment used steam ager 400, beautified steam ager 400's whole outward appearance, reduced steam ager 400's occupation space, opened the twinkling of an eye of steam ager 400 door, solved high temperature steam and pounced on the problem of face, effectively avoided high temperature steam's scald, licked the dog and experienced user's in-service use.
Specifically, a through hole (not shown) penetrating through the front plate 401 is formed on the front plate 401 of the box 200, and is used for positioning the installation position of the push rod bracket 6, so that the installation error of the push rod bracket 6 is avoided, and the accuracy of pushing the door by the push rod 1 is improved.
The electric door pushing mechanism 100 further includes: a push rod bracket 6. The push rod support 6 forms the tube-shape that extends along the fore-and-aft direction, and push rod support 6 overlaps and establishes in the outside of push rod 1 and be suitable for direction and support push rod 1, and push rod support 6 includes: a body section 61 and a positioning section 62 connected in a front-rear direction, the positioning section 62 being connected to a front end of the body section 61 (for example, the front end of the body section 61 shown in fig. 4), and an outer diameter dimension of the positioning section 62 being smaller than an outer diameter dimension of the body section 61 to form a shoulder 63 between the positioning section 62 and the body section 61, the positioning section 62 being inserted into the through-hole and the shoulder 63 abutting on a peripheral edge of the through-hole. From this, push rod support 6 still plays the effect of direction to push rod 1 when supporting push rod 1, and push rod support 6's rigidity has improved push rod support 6's stability, has prolonged push rod support 6's life.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An electric door pushing mechanism, comprising:
the push rod is in a rod body shape extending along the front-back direction, and a buffer pad is arranged at the front end of the push rod;
the driving motor is connected with the push rod and is used for driving the push rod to move along the front-back direction;
and the transmission assembly is in transmission connection between the push rod and the driving motor.
2. The power door pushing mechanism of claim 1, further comprising: the fixed bolster, the fixed bolster extends along the fore-and-aft direction, driving motor fixes the rear end of fixed bolster, drive assembly establishes on the fixed bolster and with driving motor links to each other, the push rod is established along the fore-and-aft direction is movably on the fixed bolster.
3. The power door pushing mechanism of claim 2, further comprising: the push rod support is fixed on the front end of the fixing support, the push rod support is formed into a cylindrical shape extending along the front-back direction, and the push rod support is sleeved on the outer side of the push rod and is suitable for guiding and supporting the push rod.
4. The power door pushing mechanism of claim 3, wherein the push rod bracket comprises: the positioning device comprises a body section and a positioning section which are connected in the axial direction, wherein the positioning section is connected to the front end of the body section, and the outer diameter of the positioning section is smaller than that of the body section, so that a shaft shoulder for positioning the push rod support is formed between the positioning section and the body section.
5. The power door pushing mechanism of claim 2, wherein the transmission assembly comprises:
the driving gear is connected with a motor shaft of the driving motor;
the guide rail is movably arranged on the fixed bracket along the front-back direction;
the rack extends along the front-back direction and is fixed on the guide rail, the rack is in transmission connection with the driving gear, and the push rod is fixed at the front end of the rack.
6. The power door pushing mechanism of claim 5, wherein the transmission assembly further comprises: multistage gear drive group, it is multistage gear drive group connects gradually drive gear with between the rack, it is multistage every in the gear drive group all includes two coaxial fixed gears.
7. The power door pushing mechanism of claim 6, wherein said plurality of stages of said gear drive sets comprise:
a first gear set including a first pinion gear and a first bull gear fixed coaxially with the first pinion gear, the first bull gear meshing with the drive gear;
a second gear set including a second pinion gear and a second bull gear coaxially fixed with the second pinion gear, the second bull gear meshing with the first pinion gear;
a third gear set including a third pinion gear and a third bull gear fixed coaxially with the third pinion gear, the third bull gear meshing with the second pinion gear;
a fourth gear set including a fourth gear and a first bevel gear fixed coaxially with the fourth gear, the fourth gear meshing with the third pinion;
a fifth gear set comprising a fifth gear and a second bevel gear fixed coaxially with the fifth gear, the second bevel gear meshing with the first bevel gear, the fifth gear meshing with the rack.
8. The power door pushing mechanism according to any one of claims 2-7, further comprising: the first position switch and the second position switch are in communication connection with the driving motor, the first position switch and the second position switch are both arranged on the fixed support and are arranged at intervals in the front-back direction, the first position switch is positioned at the front side of the second position switch,
the push rod is movable between a first position and a second position, the push rod is suitable for triggering the first position switch when moving to the first position, and the push rod is suitable for triggering the second position switch when moving to the second position.
9. A household appliance, characterized in that it comprises:
the refrigerator comprises a refrigerator body, a door body and a door body, wherein an opening is formed in the front side of the refrigerator body;
the door body is pivotally arranged on the front side of the box body and used for opening and closing the opening;
the electric door pushing mechanism according to any one of claims 1 to 8, wherein the electric door pushing mechanism is disposed in the box body, and the push rod is adapted to push the door body to open the opening when moving forward.
10. The household appliance according to claim 9, wherein the household appliance is a steam box, a through hole penetrating the front plate is formed on the front plate of the box body,
the electric door pushing mechanism further comprises: the push rod support, the push rod support forms the tube-shape that extends along the fore-and-aft direction, the push rod support cover is established the outside of push rod just is suitable for the direction and supports the push rod, the push rod support includes: the positioning section is connected to the front end of the body section, the outer diameter of the positioning section is smaller than that of the body section, a shaft shoulder is formed between the positioning section and the body section, the positioning section is inserted into the through hole, and the shaft shoulder abuts against the periphery of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163660.9U CN213015916U (en) | 2020-06-19 | 2020-06-19 | Electric door pushing mechanism and household appliance with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163660.9U CN213015916U (en) | 2020-06-19 | 2020-06-19 | Electric door pushing mechanism and household appliance with same |
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| Publication Number | Publication Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010719A1 (en) * | 2021-08-06 | 2023-02-09 | 芜湖美的智能厨电制造有限公司 | Push-out mechanism and dishwasher |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010719A1 (en) * | 2021-08-06 | 2023-02-09 | 芜湖美的智能厨电制造有限公司 | Push-out mechanism and dishwasher |
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