CN110846857B - Damping device for washing machine and drawing type washing machine - Google Patents
Damping device for washing machine and drawing type washing machine Download PDFInfo
- Publication number
- CN110846857B CN110846857B CN201810950129.7A CN201810950129A CN110846857B CN 110846857 B CN110846857 B CN 110846857B CN 201810950129 A CN201810950129 A CN 201810950129A CN 110846857 B CN110846857 B CN 110846857B
- Authority
- CN
- China
- Prior art keywords
- sleeve
- plunger
- damping spring
- hollow cavity
- washing machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/24—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a vertical axis
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention provides a damping device for a washing machine and a drawing type washing machine, wherein the damping device for the washing machine comprises: one end of the plunger is provided with a first connecting structure, and the other end of the plunger is provided with a sliding plug body; the sliding plug body of the plunger is arranged in the hollow cavity of the sleeve in a relatively sliding manner, and a second connecting structure is arranged at one end of the sleeve opposite to the opening of the hollow cavity; the first damping spring is sleeved outside the plunger piston in the hollow cavity; the second damping spring is sleeved in the hollow cavity of the sleeve; the first damping spring and the second damping spring are respectively positioned at two sides of the sliding plug body of the plunger. The damping device adopts a supporting damping mode, and the damping adjustment is carried out through the series connection of the first damping spring and the second damping spring, so that the damping effect is ensured.
Description
Technical Field
The invention relates to the technical field of clothes washing equipment, in particular to a damping device for a washing machine and a drawing type washing machine.
Background
A washing machine, which is a home appliance most widely used, has an important role in the life of people, but with the progress of society, the use experience requirements of people for the washing machine are also increasing, and it is becoming a trend to perform classified washing according to the kinds of laundry or different user requirements. However, because the space of the home and the related matching of the washing machines are limited, not all the home can place the second washing machine and even the third washing machine, how to improve the structure of the existing washing machine to better meet the classified washing requirements of the user becomes a technical problem to be solved.
In order to solve the above problems, the present application number is 201310290147.4, the application date is 2013-07-09, and the invention is a chinese invention patent for a double drum washing machine, which discloses a double drum washing machine, comprising: the washing machine comprises a washing machine frame body, a first outer cylinder and a second outer cylinder which are arranged in the frame body, wherein a counterweight mounting column for mounting a counterweight is integrally arranged on the first outer cylinder and the second outer cylinder; the first outer cylinder and the second outer cylinder are connected into a whole through a connecting piece; the connecting piece is fixedly connected with the counterweight mounting column on the first outer cylinder and/or the second outer cylinder. The first outer cylinder and the second outer cylinder are connected into an integrated structure through the connecting piece, so that the compactness of the washing machine is effectively improved, and the connecting piece is fixedly installed and connected through the counterweight mounting column on the first outer cylinder or the second outer cylinder so as to improve the stability of the connecting piece; and providing a common counterweight to the first outer cylinder and the second outer cylinder through the connecting piece; in addition, the first outer cylinder and the second outer cylinder use the common counterweight, and the first outer cylinder or the second outer cylinder of the washing machine is used as at least one part of the counterweight of the second outer cylinder or the first outer cylinder, so that the damping effect of the two rollers of the washing machine is obvious, and the production cost is reduced.
The invention provides a double-drum washing machine, which solves the problem of classified washing of the washing machine, but is limited by a top-open mode of the pulsator washing machine for users more suitable for the pulsator washing machine, so that the problem can not be solved by placing two pulsator washing machines in an up-down overlapping mode, and in addition, the top-open mode of the pulsator washing machine has a certain height requirement on the placing space.
In view of this, how to improve the structural form of the pulsator washing machine, reduce the space occupied by the pulsator washing machine, and how to realize the upper and lower stacked compound structure of the pulsator washing machine is a technical problem mainly solved by the present invention.
Disclosure of Invention
In order to solve the above problems, a first aspect of the present invention provides a damping device for a washing machine, specifically, the damping device adopts the following technical scheme:
a damping device for a washing machine, comprising:
one end of the plunger is provided with a first connecting structure, and the other end of the plunger is provided with a sliding plug body;
the sliding plug body of the plunger is arranged in the hollow cavity of the sleeve in a relatively sliding manner, and a second connecting structure is arranged at one end of the sleeve opposite to the opening of the hollow cavity;
the first damping spring is sleeved outside the plunger piston in the hollow cavity;
the second damping spring is sleeved in the hollow cavity of the sleeve;
the first damping spring and the second damping spring are respectively positioned at two sides of the sliding plug body of the plunger.
Further, the sliding plug body is arranged at the end part of one end of the plunger, which is positioned in the hollow cavity of the sleeve, and is in sliding contact with the inner wall of the hollow cavity of the sleeve;
the first damping spring is sleeved outside the plunger piston positioned in the hollow cavity, one end of the first damping spring is propped against the inner wall of the hollow cavity of the sleeve, and the other end of the first damping spring is propped against one side of the sliding plug body;
the second damping spring is sleeved in the hollow cavity of the sleeve, one end of the second damping spring is propped against the inner wall of the hollow cavity of the sleeve, and the other end of the second damping spring is propped against the other side of the sliding plug body.
Further, the plunger comprises a cylinder, one end of the cylinder is provided with a first connecting structure, and the other end of the cylinder is connected with the sliding plug body; the sleeve comprises a cylinder body with a hollow cavity with one open end and a cover body covered on the open opening of the hollow cavity, and the middle part of the cover body is provided with a through hole for the cylinder body of the plunger to pass through.
Further, the columns and the through holes are arranged at intervals.
Further, a limiting groove is formed in one side face, located in the hollow cavity of the sleeve, of the cover body, and one end of the first damping spring is limited and abutted to the limiting groove.
Further, the first connecting structure is a connecting thread arranged at one end part of the cylinder, and the connecting thread is matched with the nut to fixedly connect the plunger to the supported shock absorber;
the second connecting structure is a connecting thread arranged at one end part of the sleeve, and the connecting thread is matched with the nut to fixedly connect the sleeve on the fixed supporting body.
Further, a friction plate which is kept in contact with the inner wall of the hollow cavity of the sleeve is arranged on the periphery of the sliding plug body.
Further, the first damping spring and the second damping spring have different elastic coefficients;
preferably, the first connecting structure is connected with the supported shock absorber, the second connecting structure is connected with the fixed support, and the elastic coefficient of the first shock absorber spring is smaller than that of the second shock absorber spring.
The second object of the present invention is to provide a drawing type washing machine, specifically, the following technical scheme is adopted:
the drawing type washing machine comprises a shell and a washing unit, wherein a containing cavity is formed in the shell, and an opening is formed in one side wall of the shell; the washing unit is arranged in the accommodating chamber inside the shell and can be pushed in/out through the opening of the shell;
the washing unit comprises a mounting frame and a washing barrel assembly arranged on the mounting frame, and the washing barrel assembly is supported in the mounting frame through a damping device; the damping device includes:
one end of the plunger is provided with a first connecting structure, and the other end of the plunger is provided with a sliding plug body;
the sliding plug body of the plunger is arranged in the hollow cavity of the sleeve in a relatively sliding manner, and a second connecting structure is arranged at one end of the sleeve opposite to the opening of the hollow cavity;
the first damping spring is sleeved outside the plunger piston in the hollow cavity;
the second damping spring is sleeved in the hollow cavity of the sleeve;
the first damping spring and the second damping spring are respectively positioned at two sides of the sliding plug body of the plunger.
Further, the washing barrel assembly comprises an outer barrel and an inner barrel rotatably arranged in the outer barrel, the mounting frame comprises a base, and the outer barrel is arranged on the base through a damping device;
preferably, a plurality of shock absorbing lugs are uniformly arranged on the periphery of the outer barrel, and the shock absorbing device is arranged between the shock absorbing lugs and the base.
The damping device adopts a supporting damping mode, and the damping adjustment is carried out through the series connection of the first damping spring and the second damping spring, so that the damping effect is ensured.
Drawings
Fig. 1 is a front view of a drawer type washing machine according to a first and a second embodiments of the present invention;
fig. 2 is a side view of a drawer type washing machine according to the first and second embodiments of the present invention;
fig. 3 is a side view (washing unit pulled-out state) of a drawer type washing machine according to the first and second embodiments of the present invention;
fig. 4 is a schematic perspective view of a drawing-type washing machine according to a first and a second embodiment of the present invention;
FIG. 5 isbase:Sub>A cross-sectional view of the drawer type washing machine of the first and second embodiments of the present invention taken along the A-A plane in FIG. 1;
FIG. 6 is a sectional view of a drawer type washing machine according to the first and second embodiments of the present invention taken along the B-B plane of FIG. 1;
fig. 7 is a schematic perspective view of a drawing-type washing machine according to the first and second embodiments of the present invention (except for top and side plates of the casing, and the washing unit is closed);
fig. 8 is a schematic perspective view of a drawing-type washing machine according to the first and second embodiments of the present invention (with top plate and side plate of the casing removed, and washing unit pulled away);
FIG. 9 is a schematic view of a three-dimensional structure of a shock absorbing device according to a third embodiment of the present invention;
FIG. 10 is a front view of a shock absorbing device according to a third embodiment of the present invention;
FIG. 11 is a cross-sectional view of a shock absorbing device according to a third embodiment of the present invention taken along the plane C-C in FIG. 10 (first embodiment);
FIG. 12 is a cross-sectional view of a shock absorbing device according to a third embodiment of the present invention taken along the plane C-C in FIG. 10 (second embodiment);
FIG. 13 is a top view of a vibration damping device according to a third embodiment of the present invention;
FIG. 14 is a schematic view showing a three-dimensional structure of a shock absorbing device according to a fourth embodiment of the present invention;
FIG. 15 is a front view of a shock absorbing device according to a fourth embodiment of the present invention;
FIG. 16 is a cross-sectional view of a fourth shock absorbing device according to an embodiment of the present invention taken along the plane D-D in FIG. 15 (first embodiment);
FIG. 17 is a sectional view of a damper device according to a fourth embodiment of the present invention taken along the D-D plane in FIG. 15 (second embodiment);
FIG. 18 is a schematic view showing a three-dimensional structure of a damper device according to a fifth embodiment of the present invention;
FIG. 19 is a front view of a fifth embodiment of the present invention;
FIG. 20 is a cross-sectional view of a fifth vibration damping device according to the embodiment of the present invention taken along the plane E-E in FIG. 19;
FIG. 21 is a schematic view showing a three-dimensional structure of a damper device according to a sixth embodiment of the present invention;
FIG. 22 is a front view of a vibration damping device according to a sixth embodiment of the present invention;
FIG. 23 is a cross-sectional view of a sixth embodiment of the present invention taken along the plane F-F in FIG. 22.
Detailed Description
The damping device for a washing machine and the drawer type washing machine according to the present invention will be described in detail with reference to the accompanying drawings:
example 1
As shown in fig. 1 to 8, a pull-out washing machine of the present embodiment includes a housing 5 and a washing unit, wherein a housing chamber is provided in the housing 5, and an opening is provided on a side wall of the housing 5; the washing unit is mounted in a receiving chamber inside the housing 5 and can be pushed in/out through an opening of the housing.
The push-pull type washing machine changes the push-open type of the traditional pulsator type washing machine into the push-pull type washing machine, reduces the requirement on the placement space, has wider placement positions, such as the lower part or the upper part of a wash basin or any position on a rack of a wall body, and can also be stacked up and down with the traditional pulsator type washing machine to form a complex structure or two push-pull type washing machines are stacked up and down to form a complex structure, thereby better meeting the selection of the type of the washing machine and the selection of clothes classified washing by a user.
Therefore, the drawing type washing machine is different from the traditional pulsator washing machine, realizes the full utilization of space, provides various washing spaces for users, and meets the requirement of classified washing.
Further, the washing unit of this embodiment includes mounting bracket 11 and installs the washing bucket subassembly on the mounting bracket, mounting bracket 11 include two parallel relative setting's curb plate, through the slidable connection of slide rail between the inside wall of casing holding chamber respectively with the both sides board.
The sliding rail of this embodiment includes interior track 9 and outer track 41, and interior track 9 fastens on mounting bracket 11, has set up interior track erection column 10 on the mounting bracket 11, and outer track 41 fastens on the casing, has set up outer track fixed bolster 35 on the casing 5 bottom.
The inner rail 9 and the outer rail 41 of the embodiment can be in sliding friction operation, or can be provided with rollers, balls and gears, so that the sliding and sliding effects can be realized, the bearing is large, and a damping structure such as damping grease and the like can be arranged to realize damping, so that even if the drawer is pushed by force, the drawer can be gently closed, and the perfect and calm movement can be ensured.
Further, the washing tub assembly of the present embodiment includes an outer tub 20 and an inner tub 21 rotatably disposed in the outer tub 20, the mounting frame 11 includes a base, and the outer tub 20 is mounted on the base through a damping device 36.
Preferably, a plurality of shock absorbing lugs 34 are uniformly provided on the outer circumference of the outer tub 20, and the shock absorbing device 36 is installed between the shock absorbing lugs 34 and the base. The drawing type washing machine of the embodiment combines the self structural characteristics, and adopts the damping device 36 for supporting the damping mode, which is beneficial to further reducing the overall height of the drawing type washing machine and ensuring the damping stability thereof.
Further, the bottom of the outer tub 20 of the present embodiment has a motor 22 for driving the inner tub 21 or pulsator to rotate through a transmission shaft 23.
Further, the mounting rack 11 in this embodiment includes an upper cover 16 covering the opening of the outer tub, a picking and placing opening is formed on the upper cover 16 corresponding to the inner tub 21, and a door cover 15 capable of being opened/closed is installed on the picking and placing opening; the upper cover plate 16 is provided with a laundry treating agent dispensing box for holding laundry treating agent.
The upper cover plate 16 is arranged on the upper portion of the mounting frame, the appearance is attractive, the door cover 15 is arranged, and the mounting frame can be opened through rotation of the rotating shaft 14 to take and put clothes.
Further, the washing unit comprises a front panel 3, wherein the front panel 3 is arranged on the mounting frame 11 and seals the opening of the accommodating chamber after the washing unit is pushed into the accommodating chamber in the shell;
preferably, a control panel 19 is disposed on the front panel 3, and the control panel 19 is disposed on the upper portion of the front panel, and is used for inputting control instructions by a user;
preferably, the front panel 3 is provided with a handle 2.
Two included angle spaces on the upper cover plate 16, which are close to the front panel, are provided with clothes treating agent throwing boxes, such as a detergent throwing box 17 and a softener throwing box 18, and are communicated with an inner barrel 21 or an outer barrel 20 through hoses.
The shell of the embodiment is provided with a water inlet 7 which is connected with an electromagnet 30 and communicated with the treating agent feeding box through a water inlet pipe 32.
The shell of the embodiment is provided with a water outlet 8 which is connected with a water drain pipe 28 to the floor drain; and is connected with a drainage pump 29 through a drainage pipe 28 and is communicated with the outer barrel 20 through a drainage hose 26.
Because the washing unit needs to be pushed in and pulled out frequently to take and put clothes, in order to ensure that the water inlet pipeline, the water outlet pipeline and each connecting circuit are not damaged in the pulling process, the following technical scheme is adopted in the embodiment:
the shell is provided with a water inlet electromagnetic valve which is communicated with the washing unit through a water inlet pipeline; the washing machine comprises a first linkage protection body for protecting a water inlet pipeline in the process of pushing and pulling the washing unit, one end of the first linkage protection body is connected to the shell, the other end of the first linkage protection body is connected to the washing unit, and an accommodating channel for accommodating the water inlet pipeline is formed in the first linkage protection body;
preferably, the washing machine comprises a power line for supplying power to the control panel, the electromagnetic valve is electrically connected with the control panel through a connecting wire, and the power line and/or the connecting wire are/is arranged in a containing channel inside the first linkage protection body.
The washing unit is provided with a water outlet which is communicated with a water discharge control device through a water discharge pipeline, the washing machine comprises a second linkage protection body for protecting the water discharge pipeline in the process of pushing and pulling the washing unit, one end of the second linkage protection body is connected to the shell, the other end of the second linkage protection body is connected to the washing unit, and a containing channel for containing the water discharge pipeline is formed in the second linkage protection body;
preferably, the washing machine comprises a driving device arranged at the bottom of the outer tub, wherein the driving device is electrically connected with the control panel through a connecting wire, and the connecting wire is arranged in a containing channel inside the second linkage protection body.
Further, the housing of the present embodiment is provided with a detecting device 12 for sensing whether the washing unit is pushed into the accommodating chamber or not;
preferably, the detecting device 12 is a photoelectric sensing switch or a reed switch.
The inductive switch of the present embodiment ensures that the washing unit is turned off in place, and does not perform a washing program or alarm in place.
Further, in this embodiment, the washing unit is provided with a door lock, the housing is provided with a lock catch 13, and the door lock and the lock catch 13 are locked after the washing unit is pushed into the accommodating chamber. In the door lock structure of the embodiment, once the whole washing unit is started, the whole washing unit is locked with the shell through the electromagnetic door lock, so that vibration is effectively reduced, and the service life of the sliding rail is prolonged.
The bottom of the shell 5 of the embodiment is provided with a supporting foot 4 for supporting and leveling the whole machine of the drawing type washing machine, so that the working stability is ensured.
The housing 5 of this embodiment has a profiling 6 to increase the strength of the whole machine, the housing 5 having a top deck plate 1 with an opening in front, which can receive a washing unit in and out.
The overall height of the drawing type washing machine of this embodiment is less than 60cm, preferably less than or equal to 50cm, and more preferably less than or equal to 40cm. The pull type washing machine of the embodiment changes the jacking mode of the traditional pulsator washing machine, can greatly reduce the height of the whole machine, further reduces the requirement on the placement space, can be made into a miniature washing machine with smaller specification and size, and realizes classified washing.
Example two
As shown in fig. 1 to 8, a pull-out washing machine of the present embodiment includes a casing 5 and a washing unit, wherein a housing chamber is provided in the casing 5, and an opening is provided on a side wall of the casing; the washing unit is arranged in the accommodating chamber inside the shell and can be pushed in/out through the opening of the shell;
the washing machine also comprises a linkage protection body with two ends respectively connected to the shell 5 and the washing unit, wherein the interior of the linkage protection body is provided with an accommodating channel for accommodating a waterway communicated with the washing unit and/or a circuit electrically connected with an electrical element of the washing unit.
In the drawing-type washing machine of this embodiment, since the washing unit needs to be pushed in and pulled out frequently to take and put clothes, in order to ensure that a waterway communicated with the washing unit and/or a circuit electrically connected with an electrical element of the washing unit are not damaged in the drawing-type washing machine, the embodiment adopts a linkage protection body with an accommodating channel inside, and the linkage protection body is linked with the washing unit in the pushing-pulling process of the washing unit so as to ensure the connection stability of the waterway communicated with the washing unit and/or the circuit electrically connected with the electrical element of the washing unit.
As an implementation manner of the embodiment, the linkage protection body is of a drag chain structure, an accommodating channel is arranged in the drag chain structure, and the waterway or the circuit is arranged in the accommodating channel in the drag chain structure.
Specifically, the washing unit according to the present embodiment includes an outer tub 20 for containing water, a water inlet electromagnetic valve 30 is disposed on the housing 5, and the water inlet electromagnetic valve 30 is communicated with the outer tub 20 through a water inlet pipeline 32; the linkage protection body comprises a first linkage protection body 31 for protecting the water inlet pipeline 32 in the process of pushing and pulling the washing unit, and a containing channel for containing the water inlet pipeline is formed in the first linkage protection body 31.
The washing unit of the embodiment comprises a mounting frame 11 and a front panel 3, wherein the front panel 3 is mounted on the mounting frame 11 and seals the opening of the accommodating chamber after the washing unit is pushed into the accommodating chamber in the shell, and the front panel 3 is provided with a control panel 19;
the washing machine comprises a power line for supplying power to the control panel, the electromagnetic valve 30 is electrically connected with the control panel 19 through a connecting wire, and the power line and/or the connecting wire are/is arranged in the accommodating channel inside the first linkage protection body 31.
The washing unit according to this embodiment includes an outer tub 20 for containing water, a drain port is provided at the bottom of the outer tub 20, the drain port is communicated with a drain control device through a drain pipe 26, the linkage protector includes a second linkage protector 24 for protecting the drain pipe in the process of pushing and pulling the washing unit, and a receiving channel for receiving the drain pipe 26 is provided inside the second linkage protector 24.
The drawing type washing machine of the embodiment comprises a driving device 22 arranged at the bottom of an outer barrel 20, wherein the driving device 22 is electrically connected with a control panel 19 through a connecting wire, and the connecting wire is arranged in a containing channel inside a second linkage protection body 24.
The waterway pipeline and the circuit of the embodiment are all arranged in the drag chain structure:
the avoiding space of the water inlet and outlet pipelines, the driving control circuit 27 and the signal line is greatly reduced, so that the space and the cost can be effectively saved, and the volume of the washing unit can be effectively increased.
The lines (drain line, drive control circuit, signal line) are gently guided, greatly extending the life of the wires/inlet/drain lines, despite the sudden, violent high speed, long stroke, omnidirectional drag wash unit movements by the user.
It is preferable that 15% of the remaining space should be left after the hose line is pulled and placed, so that the built-in cable, the hose and the like can freely move, and no tension is generated on the drag chain in the radial direction.
As an implementation manner of this embodiment, a guiding mechanism for guiding the linkage protector to move along a predetermined track is disposed in the accommodating cavity of the housing 5.
Specifically, the guiding mechanism is a guide rail 38 arranged along the drawing direction of the washing unit, the guide rail is provided with a guide groove, the linkage protection body is a drag chain, one end of the drag chain is a fixed end 40, the fixed end 40 is fixedly arranged on the shell 5, the other end of the drag chain is a movable end 39, the movable end 39 is connected with a guide pillar 37, and the guide pillar 37 is slidably arranged in the guide groove of the guide rail 38 and moves linearly in a reciprocating manner along with the push-pull washing unit.
The guide structure of the present embodiment may be provided on the first linkage protector 31 and/or the second linkage protector 24.
As an implementation mode of the embodiment, the linkage protection body is an elastic tubular structure made of flexible materials, a containing channel is arranged in the tubular structure, and the waterway or the circuit is arranged in the containing channel in the drag chain structure.
As an implementation mode of the embodiment, the linkage protection body is a telescopic pipe structure, an accommodating channel is arranged in the telescopic pipe structure, and the waterway or the circuit is arranged in the accommodating channel in the drag chain structure.
Example III
As shown in fig. 1 to 13, a damper device 36 for a washing machine of the present embodiment includes:
a plunger 47 having a first connection structure 44 at one end;
a sleeve 50, which is internally provided with a hollow cavity with one end opened, the other end of the plunger 47 is sleeved in the hollow cavity of the sleeve 50 in a relatively sliding way, and one end of the sleeve 50 opposite to the opening of the hollow cavity is provided with a second connecting structure 53;
a first damper spring 48 fitted around the plunger 47;
the second damping spring 51 is sleeved outside the sleeve 50;
and a sliding sleeve 49 slidably fitted over the plunger 47/sleeve 50 and located between the first damper spring 48 and the second damper spring 51.
The damper device 36 of the present embodiment includes the first damper spring 48 and the second damper spring 51, and when a small impact is received, the first damper spring 48 is compressed to perform damper adjustment, and when a large impact is received, the first damper spring 48 and the second damper spring 51 are compressed together to perform damper adjustment. The damping device 36 of the present embodiment adopts a mode of supporting damping, and ensures the damping effect by damping adjustment of the first damping spring 48 and the second damping spring 51.
Further, in the present embodiment, the plunger 47 is provided with a first bracket 46 at one end near the first connecting structure 44, the sleeve 50 is provided with a second bracket 52 at one end near the second connecting structure 53, the sliding sleeve 49 has a limiting protrusion protruding outwards in the circumferential direction, one end of the first damping spring 48 is stopped against the first bracket 46, the other end is stopped against the limiting protrusion, one end of the second damping spring 51 is stopped against the second bracket 52, and the other end is stopped against the limiting protrusion.
Specifically, a limiting protrusion is disposed at one end of the plunger 47 near the first connecting structure 44, the first bracket 46 is an annular flange, a limiting groove 45 is disposed in the center of the first bracket 46, and the limiting groove 45 of the first bracket 46 cooperates with the limiting protrusion on the plunger 47 to realize the limiting installation of the first bracket;
the second bracket 52 is an annular flange formed on the sleeve 50 and protruding outward from the outer periphery of one end of the sleeve near the second connecting structure 53.
As an implementation manner of this embodiment, the first damping spring 48 and the second damping spring 51 have different elastic coefficients;
preferably, the first connection structure 44 is connected to the supported damper, the second connection structure 53 is connected to the fixed support, and the elastic coefficient of the first damper spring 48 is smaller than that of the second damper spring 51.
As an implementation manner of this embodiment, the friction plate 54 is disposed in the hollow cavity of the sleeve 50, and one end of the plunger 47 is sleeved in the hollow cavity of the sleeve 50 and keeps contact with the friction plate 54.
Further, the friction plate 54 is an annular friction plate, and a plurality of annular friction plates are uniformly arranged in the hollow cavity of the sleeve along the axial direction of the sleeve.
As an implementation of this embodiment, a friction plate 54 is disposed in the sliding sleeve 49 and keeps contact with the outer wall of the plunger 47/sleeve 50.
As an implementation manner of this embodiment, the first connecting structure 44 is a connecting thread disposed at an end portion of one end of the plunger 47, and the connecting thread is matched with the nut to fixedly connect the plunger to the supported shock absorber;
the second connecting structure 53 is a connecting thread arranged at one end of the sleeve 50, and the connecting thread is matched with the nut to fixedly connect the sleeve on the fixed support body.
The damper device of the present embodiment has a first connection structure 44 and a second connection structure 53 for fixing the tub 20 and the housing 5.
A friction plate is arranged between the plunger and the sleeve of the damping device, and damping are carried out by friction force generated during reciprocating motion of the friction plate and the plunger.
And the vibration damping spring is used as a main energy storage unit and converts the kinetic energy of vibration into elastic potential energy of the spring so as to buffer vibration energy and provide vibration reciprocating motion. The damper springs are a first damper spring 48 and a second damper spring 51 arranged in series.
The sleeve bottom has the second bracket, has the sliding sleeve in the middle of the sleeve, places first damping spring 48 behind the second bracket through the frock, places the sliding sleeve, places second damping spring 51 on it again, shortens through frock applied pressure, and first bracket has the assembly groove, and its width is greater than plunger diameter, removes the frock, and first damping spring 48 restoring force realizes completely assembling.
When the high-speed stable dehydration is performed, small impact force and small amplitude vibration are realized, and only the vibration of the first damping spring 48 can be used as an energy storage unit; the small friction damping force is the friction force between the plunger and the friction plate. When the dehydration suddenly goes up to a high speed, the vibration of the first damping spring 48 and the second damping spring 51 can be realized due to large impact force and large amplitude vibration, the first damping spring 48 and the second damping spring 51 are jointly used as an energy storage unit for damping, at the moment, the large friction damping force is the friction force of the plunger and the friction plate and the friction force of the sleeve and the sliding sleeve, the vibration can be effectively damped, the stable running of the washing machine can be realized, and the vibration and the noise generated therewith are reduced.
It may be associated that the spring assembly is provided within a sleeve or the like.
Example IV
As shown in fig. 1 to 8, fig. 14 to 17, a damper device 36 for a washing machine of the present embodiment includes:
a plunger 47 having a first connection structure 44 at one end;
a sleeve 50, which is internally provided with a hollow cavity with one end opened, the other end of the plunger 47 is sleeved in the hollow cavity of the sleeve 50 in a relatively sliding way, and one end of the sleeve 50 opposite to the opening of the hollow cavity is provided with a second connecting structure 53;
a first damper spring 48 fitted around the plunger 47;
the second damping spring 51 is sleeved outside the sleeve 50;
and a sliding sleeve 49 slidably fitted over the plunger 47/sleeve 50 and located between the first damper spring 48 and the second damper spring 51;
the first damper spring 48 is partially overlapped with the second damper spring 51 to shorten the overall height thereof.
The damper device 36 of the present embodiment includes the first damper spring 48 and the second damper spring 51, and when a small impact is received, the first damper spring 48 is compressed to perform damper adjustment, and when a large impact is received, the first damper spring 48 and the second damper spring 51 are compressed together to perform damper adjustment. The damping device 36 of the present embodiment adopts a mode of supporting damping, and ensures the damping effect by damping adjustment of the first damping spring 48 and the second damping spring 51.
As an implementation manner of this embodiment, in the damping device for a washing machine according to this embodiment, the sliding sleeve 49 is provided with a first limiting portion for stopping one end of the first damping spring 48 and a second limiting portion for stopping one end of the second damping spring 51, where the first limiting portion extends into an axial height range of the second damping spring, and the second limiting portion extends into an axial height range of the first damping spring.
Further, the first damping spring 48 is disposed at an upper portion of the second damping spring 51, and the height of the first limiting portion is lower than that of the second limiting portion.
Specifically, the first limiting part in this embodiment is a limiting chamber formed by extending towards the inside of the second damping spring and arranged in the middle of the sliding sleeve, and one end of the first damping spring is stopped in the limiting chamber; the second limiting part is a limiting flange formed by extending the edge of the opening of the limiting cavity circumferentially, and one end of the second damping spring is stopped against the limiting flange.
The structural design of the sliding sleeve 49 of the embodiment enables the first damping spring 48 and the second damping spring to have a certain superposition space distance H, so that the height of the whole damping is reduced, the height of the damper is effectively reduced, the installation is convenient, and the installation space of the washing machine is solved.
As an implementation manner of this embodiment, the first damping spring 48 and the second damping spring 51 have different elastic coefficients;
preferably, the outer diameter of the first damper spring 48 is smaller than the inner diameter of the second damper spring 51;
preferably, the first connecting structure is connected with the supported shock absorber, the second connecting structure is connected with the fixed support, and the elastic coefficient of the first shock absorber spring is smaller than that of the second shock absorber spring.
As an implementation manner of this embodiment, the plunger 47 and the opening of the hollow cavity of the sleeve 50 are disposed at intervals, so that the damping device swings left and right to a certain extent, and has a certain adjusting effect in the horizontal direction.
As an implementation manner of this embodiment, a friction plate 54 is disposed on one end of the plunger 47 located inside the hollow chamber, and the friction plate is kept in contact with the inner wall of the hollow chamber of the sleeve.
As an implementation of this embodiment, a sliding sleeve friction plate 54 is disposed in the sliding sleeve 49 and keeps in contact with the outer wall of the plunger/sleeve.
The damper device of the present embodiment has a first connection structure 44 and a second connection structure 53 for fixing the tub 20 and the housing 5.
A friction plate is arranged between the plunger and the sleeve of the damping device, and damping are carried out by friction force generated during reciprocating motion of the friction plate and the plunger.
And the vibration damping spring is used as a main energy storage unit and converts the kinetic energy of vibration into elastic potential energy of the spring so as to buffer vibration energy and provide vibration reciprocating motion. The damper springs are a first damper spring 48 and a second damper spring 51 arranged in series.
The sleeve bottom has the second bracket, has the sliding sleeve in the middle of the sleeve, places first damping spring 48 behind the second bracket through the frock, places the sliding sleeve, places second damping spring 51 on it again, shortens through frock applied pressure, and first bracket has the assembly groove, and its width is greater than plunger diameter, removes the frock, and first damping spring 48 restoring force realizes completely assembling.
When the high-speed stable dehydration is performed, small impact force and small amplitude vibration are realized, and only the vibration of the first damping spring 48 can be used as an energy storage unit; the small friction damping force is the friction force between the plunger and the friction plate. When the dehydration suddenly goes up to a high speed, the vibration of the first damping spring 48 and the second damping spring 51 can be realized due to large impact force and large amplitude vibration, the first damping spring 48 and the second damping spring 51 are jointly used as an energy storage unit for damping, at the moment, the large friction damping force is the friction force of the plunger and the friction plate and the friction force of the sleeve and the sliding sleeve, the vibration can be effectively damped, the stable running of the washing machine can be realized, and the vibration and the noise generated therewith are reduced.
It may be associated that the spring assembly is provided within a sleeve or the like.
Example five
As shown in fig. 1 to 8, fig. 18 to 20, a damper device 36 for a washing machine of the present embodiment includes:
a plunger 47 having a first connection structure 44 at one end and a sliding plug body at the other end;
a sleeve 49, wherein a hollow cavity with one end open is formed in the sleeve 49, a sliding plug body of the plunger 47 is arranged in the hollow cavity of the sleeve 49 in a relatively sliding manner, and a second connecting structure 53 is arranged at one end, opposite to the opening of the hollow cavity, of the sleeve 49;
a first damper spring 48 fitted over the outside of the plunger 47 in the hollow chamber;
the second damping spring 51 is sleeved in the hollow cavity of the sleeve 49;
the first damper spring 48 and the second damper spring 51 are located on both sides of the sliding plug body of the plunger 47, respectively.
The damping device 36 of the present embodiment adopts a mode of supporting damping, and performs damping adjustment by connecting the first damping spring 48 and the second damping spring 51 in series, so as to ensure damping effect.
As an implementation manner of this embodiment, the sliding plug body is disposed at an end of the plunger 47 located at one end in the hollow cavity of the sleeve 49, and the sliding plug body is in sliding contact with the inner wall of the hollow cavity of the sleeve 49;
the first damping spring 48 is sleeved outside the plunger 47 in the hollow cavity, one end of the first damping spring is abutted against the inner wall of the hollow cavity of the sleeve 49, and the other end of the first damping spring is abutted against one side of the sliding plug body;
the second damping spring 51 is sleeved in the hollow cavity of the sleeve 49, one end of the second damping spring is abutted against the inner wall of the hollow cavity of the sleeve, and the other end of the second damping spring is abutted against the other side of the sliding plug body.
Further, the plunger comprises a cylinder, one end of the cylinder is provided with a first connecting structure, and the other end of the cylinder is connected with the sliding plug body; the sleeve comprises a cylinder body 55 with a hollow cavity with one open end and a cover body 56 covering the open opening of the hollow cavity, wherein the middle part of the cover body 56 is provided with a through hole for the cylinder body of the plunger to pass through.
Preferably, the columns and the through holes are arranged at intervals.
Further, a limiting groove 57 is formed on a side surface of the cover 56, which is located in the hollow cavity of the sleeve 49, and one end of the first damping spring 48 is limited and abuts against the limiting groove 57.
Further, the inner bottom wall of the hollow chamber of the cylinder 55 has a limiting groove 57, and one end of the second damping spring 51 is limited and abuts against the limiting groove 57.
As an implementation manner of this embodiment, the first connection structure 44 is a connection thread disposed at an end portion of the column, and the connection thread cooperates with a nut to fixedly connect the plunger to the supported shock absorber;
the second connecting structure 53 is a connecting thread arranged at one end of the sleeve, and the connecting thread is matched with the nut to fixedly connect the sleeve on the fixed support body.
As an implementation manner of this embodiment, a friction plate which is kept in contact with the inner wall of the hollow cavity of the sleeve is arranged on the outer periphery of the sliding plug body.
As an implementation manner of this embodiment, the first damping spring and the second damping spring have different elastic coefficients;
preferably, the first connecting structure is connected with the supported shock absorber, the second connecting structure is connected with the fixed support, and the elastic coefficient of the first shock absorber spring is smaller than that of the second shock absorber spring.
The second damper spring 51 of the damper device of the present embodiment has a function of supporting gravity and absorbing downward impact force; the first damper spring 48 has a function of restricting upward movement of the plunger 47 and absorbing upward impact force. A certain clearance h is set between the sleeve and the plunger, so that the shock absorber swings left and right to a certain extent. The damping device of the embodiment can effectively damp, realize the stable operation of the washing machine, and reduce vibration and noise generated therewith.
Example six
As shown in fig. 1 to 8, fig. 21 to 23, a damper device 36 for a washing machine of the present embodiment includes:
a plunger 47 having a first connection structure 44 at one end;
a sleeve 49 having a hollow chamber with one end opened therein, the other end of the plunger 47 being slidably disposed in the hollow chamber of the sleeve 49, the sleeve 49 having a second connection structure 53 at an end opposite to the opening of the hollow chamber;
the first damping spring 48 is sleeved outside the plunger 47, and two ends of the first damping spring are respectively abutted against the plunger 47 and the sleeve 49;
the second damper spring 51 is sleeved in the hollow chamber of the sleeve 49.
As an implementation of this embodiment, a sliding plug body is disposed at one end of the plunger 47 located in the hollow cavity of the sleeve 49;
the second damping spring 51 is sleeved outside the plunger 47 in the hollow cavity, one end of the second damping spring is abutted against the inner wall of the hollow cavity of the sleeve 49, and the other end of the second damping spring is abutted against one side of the sliding plug body;
and/or, the second damping spring 51 is sleeved in the hollow cavity of the sleeve, one end of the second damping spring is propped against the inner wall of the hollow cavity of the sleeve 49, and the other end of the second damping spring is propped against the other side of the sliding plug body.
As an implementation manner of this embodiment, the plunger includes a cylinder, where one end of the cylinder has a first connection structure, and the other end is connected to the sliding plug body; the sleeve comprises a cylinder body with a hollow cavity with one open end and a cover body covered on the open opening of the hollow cavity, and the middle part of the cover body is provided with a through hole for the cylinder body of the plunger to pass through.
Preferably, the columns and the through holes are arranged at intervals.
As an implementation manner of this embodiment, a friction plate which is kept in contact with the inner wall of the hollow cavity of the sleeve is arranged on the outer periphery of the sliding plug body.
As an implementation manner of this embodiment, the plunger is provided with a first bracket at one end close to the first connection structure, the sleeve is provided with a second bracket at one end close to the second connection structure, and one end of the first damping spring is abutted against the first bracket, and the other end of the first damping spring is abutted against the second bracket.
As an implementation manner of this embodiment, a limit protrusion is disposed at one end of the plunger, which is close to the first connection structure, the first bracket is an annular flange, a limit groove is disposed at the center of the first bracket, and the limit groove of the first bracket cooperates with the limit protrusion on the plunger to realize limit installation of the first bracket;
the second bracket is an annular flange formed by protruding outwards from the periphery of one end, close to the second connecting structure, of the sleeve.
As an implementation manner of this embodiment, the first damping spring and the second damping spring have different elastic coefficients;
preferably, the first connecting structure is connected with the supported shock absorber, the second connecting structure is connected with the fixed support, and the elastic coefficient of the first shock absorber spring is larger than that of the second shock absorber spring.
The damper device of the present embodiment has a first connection structure 44 and a second connection structure 53 for fixing the tub 20 and the housing 5.
A friction plate is arranged between the plunger and the sleeve of the damping device, and damping are carried out by friction force generated during reciprocating motion of the friction plate and the plunger.
And the vibration damping spring is used as a main energy storage unit and converts the kinetic energy of vibration into elastic potential energy of the spring so as to buffer vibration energy and provide vibration reciprocating motion. The damper springs are a first damper spring 48 and a second damper spring 51 arranged in series.
The sleeve 49 of this embodiment has a cover 56, and the sleeve between the friction plate 54 and the cover 56 is provided with a first damper spring 48 to prevent large upward impact force on the outer tub, and has a limit function on the extending direction of the plunger 47 or damper to prevent large movement of the outer tub connected to the damper. And have the second bracket on the sleeve, place the second damping spring 51 behind the second bracket through the frock, through frock exerting pressure, shorten, first bracket has the assembly groove, and its width is greater than plunger diameter, removes the frock, and first damping spring 48 restoring force realizes completely assembling, and the plunger preferably has the structure and the cooperation of the cooperation groove of pop-up, prevents rocking vibration. .
The first damper spring 48 has a supporting gravity function, absorbs the downward impact force, and has a limiting function, preventing the plunger from being infinitely compressed into the sleeve.
A certain clearance h is set between the sleeve and the plunger, so that the shock absorber swings left and right to a certain extent.
The damping device of the embodiment is arranged on the inner spring and the outer spring of the sleeve, so that the length of the damper is reduced, and the function is not reduced. Effectively increases the internal space of the washing machine shell. Can effectively absorb shock, realize the stable operation of the washing machine, and reduce vibration and noise generated therewith.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (7)
1. A damping device for a washing machine, comprising:
one end of the plunger is provided with a first connecting structure, and the other end of the plunger is provided with a sliding plug body;
the sliding plug body of the plunger is arranged in the hollow cavity of the sleeve in a relatively sliding manner, and a second connecting structure is arranged at one end of the sleeve opposite to the opening of the hollow cavity;
the first damping spring is sleeved outside the plunger piston in the hollow cavity;
the second damping spring is sleeved in the hollow cavity of the sleeve;
the first damping spring and the second damping spring are respectively positioned at two sides of the sliding plug body of the plunger;
the sliding plug body is arranged at the end part of one end of the plunger, which is positioned in the hollow cavity of the sleeve, and is in sliding contact with the inner wall of the hollow cavity of the sleeve;
the first damping spring is sleeved outside the plunger piston positioned in the hollow cavity, one end of the first damping spring is propped against the inner wall of the hollow cavity of the sleeve, and the other end of the first damping spring is propped against one side of the sliding plug body;
the plunger comprises a cylinder, one end of the cylinder is provided with a first connecting structure, and the other end of the cylinder is connected with the sliding plug body; the sleeve comprises a cylinder body with a hollow cavity with one open end and a cover body covered on the open opening of the hollow cavity, and the middle part of the cover body is provided with a through hole for the cylinder body of the plunger to pass through;
the column body and the through holes are arranged at intervals;
a limiting groove is formed in one side surface of the cover body, which is positioned in the hollow cavity of the sleeve, and one end of the first damping spring is limited and abutted in the limiting groove;
the first connecting structure is connected with the supported shock absorber, the second connecting structure is connected with the fixed support, and the elastic coefficient of the first shock absorber spring is smaller than that of the second shock absorber spring;
the periphery of the sliding plug body is provided with a friction plate which is kept in contact with the inner wall of the hollow cavity of the sleeve.
2. A damping device for a washing machine as claimed in claim 1, wherein,
the second damping spring is sleeved in the hollow cavity of the sleeve, one end of the second damping spring is propped against the inner wall of the hollow cavity of the sleeve, and the other end of the second damping spring is propped against the other side of the sliding plug body.
3. The damping device for a washing machine according to claim 1, wherein the first connecting structure is a connecting screw thread arranged at one end of the column body, and the connecting screw thread is matched with the nut to fixedly connect the plunger to the supported damping body;
the second connecting structure is a connecting thread arranged at one end part of the sleeve, and the connecting thread is matched with the nut to fixedly connect the sleeve on the fixed supporting body.
4. The damping device for a washing machine as claimed in claim 1, wherein the first damping spring and the second damping spring have different elastic coefficients.
5. A draw-out type washing machine having a damper device for a washing machine as claimed in any one of claims 1 to 4, comprising a housing having an accommodating chamber therein and a washing unit having an opening formed in a side wall of one side of the housing; the washing unit is arranged in the accommodating chamber inside the shell and can be pushed in/out through the opening of the shell;
the washing unit comprises a mounting frame and a washing barrel assembly arranged on the mounting frame, and the washing barrel assembly is supported in the mounting frame through a damping device.
6. The pull-out type washing machine as claimed in claim 5, wherein the tub assembly comprises an outer tub and an inner tub rotatably disposed in the outer tub, the mounting frame comprises a base, and the outer tub is mounted on the base through a damping device.
7. The drawing type washing machine as claimed in claim 6, wherein the outer circumference of the tub is uniformly provided with a plurality of shock-absorbing lugs, and the shock-absorbing means is installed between the shock-absorbing lugs and the base.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810950129.7A CN110846857B (en) | 2018-08-20 | 2018-08-20 | Damping device for washing machine and drawing type washing machine |
| PCT/CN2019/098682 WO2020038203A1 (en) | 2018-08-20 | 2019-07-31 | Damping device for washing machine and drawing-type washing machine |
| JP2021509835A JP2021533921A (en) | 2018-08-20 | 2019-07-31 | Vibration control device for washing machine and pull-out type washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810950129.7A CN110846857B (en) | 2018-08-20 | 2018-08-20 | Damping device for washing machine and drawing type washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110846857A CN110846857A (en) | 2020-02-28 |
| CN110846857B true CN110846857B (en) | 2023-04-25 |
Family
ID=69595708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810950129.7A Active CN110846857B (en) | 2018-08-20 | 2018-08-20 | Damping device for washing machine and drawing type washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110846857B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215477A (en) * | 1995-02-13 | 1996-08-27 | Hitachi Ltd | Vibration control device for electric washing machine |
| CN101080584A (en) * | 2004-09-07 | 2007-11-28 | 丹利·耶姆有限公司 | Long travel, high force combination spring |
| CN101429718A (en) * | 2008-12-15 | 2009-05-13 | 南京乐金熊猫电器有限公司 | Shock-absorbing suspension rod of combined spring |
| JP2011115295A (en) * | 2009-12-01 | 2011-06-16 | Hitachi Automotive Systems Ltd | Damper for washing machine |
| CN203960589U (en) * | 2014-06-18 | 2014-11-26 | 苏州三星电子有限公司 | A kind of pulsator washing machine and derrick rig thereof |
| CN104884698A (en) * | 2013-01-16 | 2015-09-02 | Lg电子株式会社 | Auxiliary washing machine and clothes treatment apparatus using the same |
| CN104947389A (en) * | 2015-06-30 | 2015-09-30 | 温州经济技术开发区滨海志杰机电产品设计工作室 | Disc-type motor clamp spring shock absorption nickel alloy dry-cleaning equipment |
| CN204835818U (en) * | 2015-06-30 | 2015-12-02 | 温州经济技术开发区滨海志杰机电产品设计工作室 | Disk motor clamp spring shock absorber dry -cleaning equipment |
| CN105986407A (en) * | 2015-01-29 | 2016-10-05 | 青岛海尔洗衣机有限公司 | Shock absorber, washing machine and clothes dryer |
| CN106032623A (en) * | 2015-03-13 | 2016-10-19 | 青岛海尔洗衣机有限公司 | Washing machine damping device |
| CN106321710A (en) * | 2015-07-11 | 2017-01-11 | 刘峰 | Shock absorber |
-
2018
- 2018-08-20 CN CN201810950129.7A patent/CN110846857B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215477A (en) * | 1995-02-13 | 1996-08-27 | Hitachi Ltd | Vibration control device for electric washing machine |
| CN101080584A (en) * | 2004-09-07 | 2007-11-28 | 丹利·耶姆有限公司 | Long travel, high force combination spring |
| CN101429718A (en) * | 2008-12-15 | 2009-05-13 | 南京乐金熊猫电器有限公司 | Shock-absorbing suspension rod of combined spring |
| JP2011115295A (en) * | 2009-12-01 | 2011-06-16 | Hitachi Automotive Systems Ltd | Damper for washing machine |
| CN104884698A (en) * | 2013-01-16 | 2015-09-02 | Lg电子株式会社 | Auxiliary washing machine and clothes treatment apparatus using the same |
| CN203960589U (en) * | 2014-06-18 | 2014-11-26 | 苏州三星电子有限公司 | A kind of pulsator washing machine and derrick rig thereof |
| CN105986407A (en) * | 2015-01-29 | 2016-10-05 | 青岛海尔洗衣机有限公司 | Shock absorber, washing machine and clothes dryer |
| CN106032623A (en) * | 2015-03-13 | 2016-10-19 | 青岛海尔洗衣机有限公司 | Washing machine damping device |
| CN104947389A (en) * | 2015-06-30 | 2015-09-30 | 温州经济技术开发区滨海志杰机电产品设计工作室 | Disc-type motor clamp spring shock absorption nickel alloy dry-cleaning equipment |
| CN204835818U (en) * | 2015-06-30 | 2015-12-02 | 温州经济技术开发区滨海志杰机电产品设计工作室 | Disk motor clamp spring shock absorber dry -cleaning equipment |
| CN106321710A (en) * | 2015-07-11 | 2017-01-11 | 刘峰 | Shock absorber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110846857A (en) | 2020-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9580853B2 (en) | Auxiliary washing machine and clothes treatment apparatus using the same | |
| US9670609B2 (en) | Auxiliary washing machine and laundry treatment apparatus using the same | |
| CN107190457B (en) | Washing machine | |
| RU2627008C2 (en) | Linen processing device | |
| US9476157B2 (en) | Drain hose and washer having the same | |
| KR20080104762A (en) | Device for treating laundry | |
| CN110846849B (en) | Pull type washing machine | |
| US7870762B2 (en) | Drum washing machine with steam injection lattice | |
| US20090013730A1 (en) | Laundry machine | |
| WO2020038203A1 (en) | Damping device for washing machine and drawing-type washing machine | |
| CN110846857B (en) | Damping device for washing machine and drawing type washing machine | |
| CN110886066B (en) | Damping device for washing machine and drawing type washing machine | |
| US20050000765A1 (en) | Damper for drum type washing machine | |
| CN110846855A (en) | Damping device for washing machine and pull-out washing machine | |
| CN110846848A (en) | Pull type washing machine | |
| CN110846856B (en) | Damping device for washing machine and pull-out washing machine | |
| CN107012656B (en) | Movable drum washing machine with clothes taking and putting opening | |
| CN108138423B (en) | Washing machine | |
| KR102509394B1 (en) | Washing machine | |
| KR101053209B1 (en) | Adsorption washer stand | |
| CN107012643B (en) | Movable drum washing machine with clothes taking and putting opening | |
| KR101430464B1 (en) | Laundry Machine | |
| CN107012646B (en) | Movable drum washing machine with clothes taking and putting opening | |
| KR100413460B1 (en) | Drawer type washing machine and method for assembling the same | |
| KR100437776B1 (en) | Drawer type washing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230331 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |