CN112747062A - Damping device and washing machine provided with same - Google Patents
Damping device and washing machine provided with same Download PDFInfo
- Publication number
- CN112747062A CN112747062A CN201911052467.XA CN201911052467A CN112747062A CN 112747062 A CN112747062 A CN 112747062A CN 201911052467 A CN201911052467 A CN 201911052467A CN 112747062 A CN112747062 A CN 112747062A
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- China
- Prior art keywords
- shell
- supporting part
- damping device
- adjusting
- supporting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/14—Torsion springs consisting of bars or tubes
- F16F1/145—Torsion springs consisting of bars or tubes with means for modifying the spring characteristics
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention discloses a damping device and a washing machine provided with the same, comprising a shell; a connecting portion at least partially disposed inside the housing; a support part at least partially arranged inside the shell; an elastic part disposed between the connection part and the support part; the adjusting part is connected with the shell and used for driving the supporting part to move and adjusting the distance between the connecting part and the supporting part; the shell extends from one end to the other end, and both ends are provided with the opening, inside vacuole formation. According to the damping device, the adjusting part capable of adjusting the distance between the supporting part and the connecting part is arranged on one side of the supporting part, so that the effect of compressing the spring in the damper and changing the moment required by the deformation stroke of the spring is achieved, the moment can be adjusted, meanwhile, the universality of the damper is improved due to the fact that the moment is adjustable, the damper can be adjusted at any time according to the requirement on damping in use, and the torque increasing value of the spring can be converted.
Description
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to a damping device and a washing machine provided with the same.
Background
At present, the damping torque of most of the upper cover dampers of the washing machines is fixed, the dampers can only be generally installed on the upper cover of one washing machine, the hovering angle of the upper cover can not meet the requirement due to different weights of the upper covers when the dampers are installed on the upper covers of other washing machines, the damping elastic force is reduced after the dampers are used for a long time, and the damping effect becomes worse and worse along with the lapse of the using time.
Chinese patent application No. CN201910759484.0 discloses a novel damper, which comprises: the fixing seat is provided with a mounting hole penetrating through the lower end face of the fixing seat along the upper end face of the fixing seat, and the lower end of the mounting hole is provided with a rear cover; the force reversing structure is used for converting the rotating torque into the linear torque and comprises an axial cam which is arranged in the mounting hole in an axial guiding mode and a rotating shaft which is matched with the axial cam, and the upper end of the rotating shaft extends out of the upper end of the fixed seat so as to be connected with the rotating body; the lower end of the rotating shaft is formed with a spiral convex tooth which is matched and arranged with a spiral tooth groove at the upper end of the axial cam; the linear damper module comprises a linear damper arranged in the mounting hole and a compression spring sleeved on the periphery of the linear damper, wherein the upper end and the lower end of the linear damper are respectively contacted with the lower end face of the axial cam and the upper end face of the rear cover, and the upper end and the lower end of the compression spring are respectively contacted with the lower end face of the axial cam and the upper end face of the rear cover.
Although the above-mentioned prior art proposes the structure of the damper and realizes that the reverse damping when the rotator (such as the flip cover) is opened can be effectively reduced, so as to save more labor for opening, it cannot solve the problem that the damping effect of the damper is reduced due to the reduction of the elasticity of the spring with the lapse of the use time.
The present invention has been made in view of this situation.
Disclosure of Invention
The technical problem underlying the present invention is to overcome the drawbacks of the prior art and to provide a damping device which overcomes or at least partially solves the above mentioned problems.
Another object of the present invention is to provide a washing machine mounted with the damping device.
In order to solve the technical problems, the invention adopts the technical scheme that: a damping device comprises
A housing;
a connecting portion at least partially disposed inside the housing;
a support part at least partially arranged inside the shell;
an elastic part disposed between the connection part and the support part;
and the adjusting part is connected with the shell and used for driving the supporting part to move and adjusting the distance between the connecting part and the supporting part.
The shell extends from one end to the other end, openings are formed in the two ends of the shell, and a cavity is formed inside the shell;
the adjusting part at least partially penetrates through the peripheral wall of the shell, extends into the cavity of the shell, is matched with the supporting part in the cavity and is used for adjusting the position of the supporting part between the two openings.
Further, the connecting part is at least partially installed in an opening at one end of the shell;
the connecting part is arranged around the central shaft of the shell and rotates relative to the shell.
Further, one end of the elastic part is connected with the connecting part;
the other end of the elasticity is connected with the supporting part;
in one embodiment, the resilient portion is a torsion spring.
In addition, the device also comprises a guide structure which is arranged at the matching position of the shell and the supporting part and is used for guiding the supporting part to move between the two openings of the shell along a fixed path;
in an embodiment, guide structure with regulating part winds the rotation direction of shell center pin, the equipartition set up in the shell with the cooperation department of supporting part has guaranteed the supporting part can be steady remove in the shell, regulating part drives the supporting part is in during the shell internal motion, guide structure has also played the supporting role when playing the guide effect, guide structure with the regulating part equipartition in the inner wall of shell, two guide structure is right regulating part has played the effect of support, the regulating part application of force, evenly by guide structure absorbs.
Further, the guide structure comprises a first sliding chute, a second sliding chute and a guide part;
the first sliding chute is arranged on the inner wall of the shell;
the second sliding groove is arranged on the supporting part corresponding to the first sliding groove;
the guide portion is matched with the first sliding groove and the second sliding groove respectively and used for guiding the supporting portion to move between the two openings of the shell along a path formed by the guide portion.
Meanwhile, the adjusting part comprises a knob and a transmission shaft which is connected with the knob, extends into the shell and is matched with the supporting part;
the supporting part converts the rotary motion of the adjusting part into linear motion along the space between the two openings of the shell;
in one embodiment, at least the part of the transmission shaft matched with the supporting part is provided with a gear;
the supporting part is provided with a rack matched with the gear, the gear is matched with the rack, the knob of the adjusting part is rotated, the gear transmits the rotary motion to the rack, the rack converts the rotary motion of the gear into the linear motion of the supporting part, and the motion of the supporting part in the shell is realized;
in one embodiment, the knob is provided with at least two scales corresponding to the elastic part torque, and by providing the scales, calculation of the value of the elastic part torque adjustment is facilitated.
Further, also includes
The positioning hole is arranged on the shell;
the positioning pin is movably matched with the positioning hole in a pluggable mode and used for fixing the supporting part;
in one embodiment, a positioning structure matched with the positioning pin is arranged on the supporting part;
in one embodiment, the positioning structure is at least two hole-shaped structures which are arranged on the supporting part at intervals;
in one embodiment, the position of the positioning structure on the supporting portion corresponds to the torque of the elastic portion corresponding to the scale.
Furthermore, at least part of the outer edge of the positioning hole protrudes out of the inner wall of the shell, extends towards one side of the inner part of the shell and is in interference fit with the outer wall of the supporting part;
the locating pin passes the locating hole, stretches into inside the location structure, realize the shell with the support portion is fixed, the regulating part is promoting the in-process of support portion motion, because the locating hole with the regulating part is interference fit, consequently can produce certain resistance, and when the regulating part moves the location structure with when the locating hole cooperatees, then the locating hole with the regulating part is because the resistance that interference fit produced disappears to can produce a feedback, this feedback suggestion the regulating part has moved the position that can fix a position, will this moment the locating pin passes inside the location structure, realize the shell with the fixing of regulating part.
A washing machine comprises a door body and a disc seat, and is provided with any one damping device; the connecting part is connected with the door body or the disc seat; the shell is connected with the disc seat or the door body.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects: according to the damping device, the adjusting part capable of adjusting the distance between the supporting part and the connecting part is arranged on one side of the supporting part, so that the effect of compressing the spring in the damper and changing the moment required by the deformation stroke of the spring is achieved, the moment can be adjusted, meanwhile, as the moment is adjustable, the universality of the damper is improved, the damping device can be adjusted at any time according to the damping requirement in use, the torque of the spring can be converted, and the performance of a product is improved.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a first schematic view of the damping device assembly of the present invention;
FIG. 2 is a second schematic view of the damping device assembly of the present invention;
FIG. 3 is a schematic cross-sectional view of the assembly of the damping device of the present invention;
FIG. 4 is a schematic view of the housing of the present invention;
FIG. 5 is a first schematic view of a support portion of the present invention;
FIG. 6 is a second view of the support portion of the present invention;
fig. 7 is a schematic view of the regulating part of the present invention.
In the figure: 1. a housing; 2. a connecting portion; 3. a support portion; 4. an elastic portion; 5. an adjustment section; 501. a knob; 502. a drive shaft; 503. calibration; 6. a guide structure; 601. a first chute; 602. a second chute; 603. a guide portion; 7. positioning holes; 8. positioning pins; 9. a positioning structure; 10. a gear; 11. a rack.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 to 3 are an assembly schematic diagram and a cross-sectional schematic diagram of a damping device of the present invention, in which it can be seen that a housing 1 forms a main body of the damping device, a connecting portion 2 and a supporting portion 3 are disposed in the housing 1, the connecting portion 2 partially protrudes from the housing 1, when in specific installation, the connecting portion 2 extends into the housing 1 from one side of the supporting portion 3, the housing 1 and the connecting portion 2 are rotatably connected and connected through a rolling bearing or a sliding bearing, so that the connecting portion 2 is installed into the housing 1 from one side of the supporting portion 3 because the connecting portion 2 is subjected to an acting force of an elastic portion 4, and when an adjusting portion 5 is adjusted, the elastic portion 4 is also compressed from one side of the supporting portion 3 to one side of the connecting portion 2, and a step-like structure for preventing the connecting portion 2 from being pushed out of the housing 1 is further disposed at a matching position of the, in practical applications, those skilled in the art can supplement the method according to the prior art; connecting portion 2 is in the outside of shell 1 is provided with the switching portion of being connected with external part, and switching portion is the axle type structure the axial direction of switching portion is provided with the plane of two parallels, makes connecting portion 2 can pass through switching portion and external part realize the cooperation, in practical application, shell 1 still is provided with the fixed part, the fixed part can be connected shell 1 and the fixed knot of external part construct, can also be set up on shell 1 the ascending plane of two parallels of shell 1 axial direction, two parallel ground planes make shell 1 can and external structure between the degree of freedom obtain the restriction, and then realize shell 1's is fixed.
Further, in fig. 1 and 2, an adjusting portion 5 is arranged on the housing 1, the adjusting portion 5 penetrates through the housing 1 and extends into a cavity inside the housing 1 and is matched with a supporting portion 3, a rack 11 is arranged at a matching position of the supporting portion 3 and the adjusting portion 5, the adjusting portion 5 includes a knob 501 and a transmission shaft 502, the transmission shaft 502 is provided with a gear 10 corresponding to the rack 11, the distance between the supporting portion 3 and the connecting portion 2 is adjusted through the adjusting portion 5, so as to adjust the moment of the elastic portion 4, thereby avoiding the problems that the damping force is reduced and the damping effect is reduced due to the reduction of the elastic force of the elastic portion 4 in the long-time use process, and scales 503 are further arranged on the knob 501, at least two scales 503 are arranged, and correspond to different torques of the elastic portion 4, and the amount of the torque of the elastic portion 4 can be known through the positions of the scales 503, the required torque can be accurately adjusted through the adjusting part 5; in order to ensure that the supporting part 3 can move along a fixed track in the housing 1, and further to adjust the distance between the supporting part 3 and the connecting part 2, a guiding structure 6 is arranged at the matching part of the housing 1 and the supporting part 3, the guiding structure 6 comprises a first sliding groove 601 arranged in the housing 1, a second sliding groove 602 arranged in the supporting part 3, and a guiding part 603 matched with the first sliding groove 601 and the second sliding groove 602, the guiding structure 6 and the adjusting part 5 are uniformly arranged at the matching part of the housing 1 and the supporting part 3 around the rotation direction of the central shaft of the housing 1, so as to ensure that the supporting part 3 can stably move in the housing 1, when the number of the guiding structures 6 is at least one, one guiding structure 6 is symmetrically arranged in the rotation direction of the central shaft of the housing 1 with the adjusting part 5, namely symmetrically arranged on the inner wall of the shell 1; when the number of the guide structures 6 is at least two, the guide structures 6 and the adjusting parts 5 are uniformly distributed on the inner wall of the shell 1, so that the guide structures 6 with balanced stress are formed, and a certain supporting effect is achieved. Simultaneously still set up fixedly locating pin 8 of supporting part 3, locating pin 8 passes locating hole 7 on the shell 1, with location structure 9 cooperation on the supporting part 3 realizes the location of regulating part 5, prevents that regulating part 5 from dislocating in the use, leads to the change of elasticity portion 4 moment, and then produces the condition that damping device became invalid, locating pin 8 with the cooperation of locating hole 7 can be screw-thread fit, strengthens locating pin 8's positioning effect.
Fig. 4 is a schematic diagram of the housing 1 of the present invention, specifically showing the structure of the housing 1, wherein it can be seen that a first sliding groove 601 and a positioning hole 7 are arranged in the housing 1, and a hole-shaped structure matched with the adjusting portion 5 is further arranged on the housing 1, and in a specific arrangement, the hole-shaped structure may be provided with a rolling bearing or a sliding bearing, so that the adjusting portion 5 can rotate, and further, the supporting portion 3 can move in the housing 1.
Fig. 5 and 6 are schematic diagrams of the supporting portion 3 of the present invention, showing the specific structure of the supporting portion 3, wherein two second sliding grooves 602 and the rack 11 matched with the adjusting portion 5 are disposed on the supporting portion 3, the second sliding grooves 602 and the rack 11 are uniformly distributed on the peripheral wall of the supporting portion 3, the peripheral wall of the supporting portion 3 opposite to the rack 11 is provided with positioning structures 9, the positioning structures 9 are hole-shaped structures arranged at intervals, and the arrangement of the positioning structures 9 corresponds to the torque of the elastic portion 4 corresponding to the scale 503 on the adjusting portion 5, that is, when the scale 503 is adjusted to the corresponding position, the positioning structures 9 just correspond to the positioning holes 7 on the housing 1 and correspond to the specific torque value of the elastic portion 4, which is reflected by the torque magnitude adjusted by the scale 503, that is, the amount of torque adjustment of the elastic portion 4 can be visually observed through the scale 503.
Fig. 7 is a schematic view of the adjusting portion 5 of the present invention, showing a specific structure of the adjusting portion 5, where the adjusting portion 5 includes a knob 501 and a transmission shaft 502, scales 503 are uniformly distributed on the knob 501, and the scales 503 correspond to a torque of the elastic portion 4, for example, when the scales 503 do not rotate for 45 °, a torque variable corresponding to 40.5NM of the elastic portion is obtained; the transmission shaft 502 is provided with a gear 10 at the matching part with the supporting part 3, the adjusting part 5 penetrates through the shell 1, extends into a cavity in the shell 1 and is matched with the supporting part 3, and the adjusting part 5 is matched with the shell 1 through a rolling bearing or a sliding bearing.
According to the damping device, the adjusting part 5 capable of adjusting the distance between the supporting part 3 and the connecting part 2 is arranged on one side of the supporting part 3, so that the effect of compressing a spring in the damper and changing the moment required by the deformation stroke of the spring is achieved, the moment can be adjusted, meanwhile, the universality of the damper is improved due to the fact that the moment is adjustable, the adjustment at any time can be achieved according to the requirement on damping in use, the torque of the spring can be converted, and the performance of a product is improved.
A damping device according to the present invention, when applied to a specific embodiment, is as follows.
In a specific embodiment, as shown in fig. 1 to 7, the damping device of the present invention comprises a housing 1 forming a damping device body, a connecting portion 2 and a supporting portion 3 are disposed in the housing 1, and the connecting portion 2 is at least partially disposed in the housing 1; the supporting part 3 is at least partially arranged inside the shell 1; an elastic part 4 provided between the connection part 2 and the support part 3; the adjusting part 5 is connected with the shell 1 and used for driving the supporting part 3 to move and adjusting the distance between the connecting part 2 and the supporting part 3, so that the moment of the elastic part 4 is adjusted, the problems that the damping force is reduced and the damping effect is reduced due to the reduction of the elastic force of the elastic part 4 in the long-time use process are solved, the connecting part 2 extends into the shell 1 from one side of the supporting part 3, the shell 1 is rotatably connected with the connecting part 2 and is connected through a rolling bearing or a sliding bearing, so that the connecting part 2 is installed into the shell 1 from one side of the supporting part 3 because the connecting part 2 is under the action force of the elastic part 4, and when the adjusting part 5 is adjusted, the elastic part 4 is compressed from one side of the supporting part 3 to one side of the connecting part 2, and the shell 1 is matched with the connecting part 2, a step structure for preventing the connecting part 2 from being ejected out of the shell 1 is also arranged; in practical applications, those skilled in the art can supplement the method according to the prior art; the connecting portion 2 is in the outside of shell 1 is provided with the switching portion of being connected with external part, and the switching portion is axle type structure the axial direction of switching portion is provided with two parallel planes, makes connecting portion 2 can pass through switching portion and external part realize the cooperation.
The shell 1 extends from one end to the other end, openings are formed in the two ends, a cavity is formed inside the shell, and the shell 1 can be cylindrical, square or other shapes convenient to install; the adjusting part 5 at least partially penetrates through the peripheral wall of the shell 1, extends into the cavity of the shell 1, is matched with the supporting part 3 in the cavity and is used for adjusting the position of the supporting part 3 between the two openings, in practical application, the shell 1 is further provided with a fixing part, the fixing part can be a fixing structure for connecting the shell 1 and an external connecting part, and can also be two parallel planes arranged on the shell 1 in the axial direction of the shell 1, and the two parallel planes enable the freedom degree between the shell 1 and the external connecting structure to be limited, so that the shell 1 is fixed.
Further, the connecting part 2 is at least partially installed in an opening at one end of the housing 1; the connecting part 2 is arranged around the central axis of the shell 1 and rotates relative to the shell 1, and one end of the elastic part 4 is connected with the connecting part 2; the other end of the elasticity is connected with the supporting part 3; preferably, the elastic part 4 is a torsion spring.
In a specific embodiment, as shown in fig. 1 to 7, in order to ensure the movement of the supporting portion 3 in the housing 1, the present embodiment further provides a guiding structure 6, wherein at least two guiding structures 6 are symmetrically arranged at the matching position of the housing 1 and the supporting portion 3, and are used for guiding the supporting portion 3 to move along a fixed path between two openings of the housing 1; the guiding structure 6 and the adjusting part 5 are uniformly arranged at the matching position of the shell 1 and the supporting part 3 around the connecting line direction of the two openings of the shell 1, the guiding structure 6 comprises a first sliding groove 601 arranged on the shell 1, a second sliding groove 602 arranged on the supporting part 3, and a guiding part 603 matched with the first sliding groove 601 and the second sliding groove 602, the guiding structure 6 and the adjusting part 5 are uniformly arranged at the matching position of the shell 1 and the supporting part 3 around the rotating direction of the central shaft of the shell 1, so that the supporting part 3 can be stably moved in the shell 1, meanwhile, a positioning pin 8 for fixing the supporting part 3 is also arranged, the positioning pin 8 penetrates through a positioning hole 7 on the shell 1 and is matched with a positioning structure 9 on the supporting part 3 to realize the positioning of the adjusting part 5, the situation that the moment of the elastic part 4 changes and then the damping device fails due to the fact that the adjusting part 5 is dislocated in the using process is prevented, the positioning pin 8 can be in threaded fit with the positioning hole 7, and the positioning effect of the positioning pin 8 is enhanced.
In a specific embodiment, as shown in fig. 1 to 7, the adjusting portion 5 of the damping device of this embodiment includes a knob 501, and a transmission shaft 502 connected to the knob 501 and extending into the interior of the housing 1 and cooperating with the supporting portion 3; the support part 3 converts the rotation motion of the adjusting part 5 into a linear motion along the two openings of the shell 1;
as shown in fig. 5 to 7, at least the portion of the transmission shaft 502 engaged with the support portion 3 is provided with a gear 10; the support part 3 is provided with a rack 11 which is matched with the gear 10; the knob 501 is provided with at least two scales 503 corresponding to the torque of the elastic part 4, and the scales 503 correspond to the torque of the elastic part 4, for example, when the scales 503 are not rotated for 45 degrees, the torque variable of the elastic part 40.5NM is corresponded; the part of the transmission shaft 502 which is matched with the supporting part 3 is provided with a gear 10, the adjusting part 5 passes through the casing 1, extends into the cavity in the casing 1 and is matched with the supporting part 3, the adjusting part 5 is matched with the casing 1 through a rolling bearing or a sliding bearing, the supporting part 3 is provided with two second sliding chutes 602 and a rack 11 matched with the adjusting part 5, the second sliding chutes 602 and the rack 11 are uniformly distributed on the peripheral wall of the supporting part 3, the peripheral wall of the supporting part 3 opposite to the rack 11 is provided with positioning structures 9, the positioning structures 9 are hole-shaped structures which are arranged at intervals, the arrangement of the positioning structures 9 corresponds to the torque of the elastic part 4 corresponding to the scale 503 on the adjusting part 5, namely when the scale is adjusted to the corresponding position, the positioning structures 9 just correspond to the positioning holes 7 on the casing 1, and corresponds to a specific torque value of the elastic part 4, which is reflected by the magnitude of the torque adjusted by the scale 503, i.e. the amount of the torque adjustment of the elastic part 4 can be visually observed through the scale 503.
Furthermore, the device also comprises a positioning hole 7 which is arranged on the shell 1; the positioning pin 8 is movably matched with the positioning hole 7 in a pluggable manner and is used for fixing the supporting part 3; a positioning structure 9 matched with the positioning pin 8 is arranged on the supporting part 3; the positioning structure 9 is at least two hole-shaped structures which are arranged on the supporting part 3 at intervals; the position of the positioning structure 9 on the support 3 corresponds to the torque of the elastic portion 4 corresponding to the scale 503.
At least part of the outer edge of the positioning hole 7 protrudes out of the inner wall of the shell 1, extends towards one side of the inside of the shell 1 and is in interference fit with the outer wall of the supporting part 3; the positioning pin 8 penetrates through the positioning hole 7 and extends into the positioning structure 9 to fix the shell 1 and the supporting portion 3, the adjusting portion 5 generates certain resistance due to the fact that the positioning hole 7 and the adjusting portion 5 are in interference fit in the process of pushing the supporting portion 3 to move, when the adjusting portion 5 runs to the positioning structure 9 and the positioning hole 7 are in fit, the resistance generated by the interference fit between the positioning hole 7 and the adjusting portion 5 disappears, and a feedback can be generated to prompt that the adjusting portion 5 runs to a position where the positioning can be performed, and at the moment, the positioning pin 8 penetrates through the positioning hole 7 and extends into the positioning structure 9 to fix the shell 1 and the adjusting portion 5.
In a specific embodiment, the washing machine of the invention comprises a door body and a disc seat, wherein the damping device is arranged between the door body and the disc seat; the tray seat can be a control tray seat for mounting a control panel or a base for mounting a door body, wherein the connecting part is connected with the door body or the tray seat; the outer shell is connected with the disc seat or the door body, and the mounting structure is in the prior art, so that the mounting structure is not shown in the drawing.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the processes or elements of any method or apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features and/or processes or elements are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A damping device, characterized by: comprises that
A housing (1);
a connection part (2) at least partially arranged inside the housing (1);
a support (3) at least partially arranged inside the housing (1);
an elastic part (4) provided between the connection part (2) and the support part (3);
the adjusting part (5) is connected with the shell (1) and used for driving the supporting part (3) to move and adjusting the distance between the connecting part (2) and the supporting part (3).
2. A damping device according to claim 1, characterised in that:
the shell (1) extends from one end to the other end, openings are formed in the two ends, and a cavity is formed inside the shell;
the adjusting part (5) at least partially penetrates through the peripheral wall of the shell (1), extends into the cavity of the shell (1), is matched with the supporting part (3) in the cavity and is used for adjusting the position of the supporting part (3) between the two openings.
3. A damping device according to claim 2, characterised in that:
the connecting part (2) is at least partially arranged in an opening at one end of the shell (1);
the connecting part (2) is arranged around the central shaft of the shell (1) in a manner of rotating relative to the shell (1).
4. A damping device according to claim 3, characterised in that:
one end of the elastic part (4) is connected with the connecting part (2);
the other end of the elasticity is connected with the supporting part (3);
preferably, the elastic part (4) is a torsion spring.
5. A damping device according to any one of claims 2-4, characterised in that: also comprises
The guide structure (6) is arranged at the matching position of the shell (1) and the supporting part (3) and is used for guiding the supporting part (3) to move between the two openings of the shell (1) along a fixed path;
preferably, the guide structure (6) and the adjusting part (5) are uniformly distributed at the matching position of the shell (1) and the supporting part (3) around the rotation direction of the central shaft of the shell (1).
6. A damping device according to claim 5, characterised in that:
the guide structure (6) comprises a first sliding chute (601), a second sliding chute (602) and a guide part (603);
the first sliding chute (601) is arranged on the inner wall of the shell (1);
the second sliding chute (602) is arranged on the supporting part (3) corresponding to the first sliding chute (601);
the guide portion (603) is respectively matched with the first sliding chute (601) and the second sliding chute (602) and is used for guiding the support portion (3) to move between the two openings of the shell (1) along a path formed by the guide portion (603).
7. A damping device according to any one of claims 1 to 6, characterised in that:
the adjusting part (5) comprises a knob (501) and a transmission shaft (502) which is connected with the knob (501), extends into the shell (1) and is matched with the supporting part (3);
the supporting part (3) converts the rotary motion of the adjusting part (5) into linear motion along the space between the two openings of the shell (1);
preferably, at least the part of the transmission shaft (502) matched with the supporting part (3) is provided with a gear (10);
the supporting part (3) is provided with a rack (11) matched with the gear (10);
preferably, the knob (501) is provided with at least two scales (503) corresponding to the torque of the elastic portion (4).
8. A damping device according to claim 7, characterised in that: also comprises
A positioning hole (7) arranged on the shell (1);
the positioning pin (8) is movably matched with the positioning hole (7) in a pluggable mode and used for fixing the supporting part (3);
preferably, a positioning structure (9) matched with the positioning pin (8) is arranged on the supporting part (3);
preferably, the positioning structure (9) is at least two hole-shaped structures which are arranged on the supporting part (3) at intervals;
preferably, the position of the positioning structure (9) on the support part (3) corresponds to the torque of the elastic part (4) corresponding to the scale (503).
9. A damping device according to claim 8, characterised in that:
at least part of the outer edge of the positioning hole (7) protrudes out of the inner wall of the shell (1), extends towards one side of the interior of the shell (1), and is in interference fit with the outer wall of the supporting part (3);
the positioning pin (8) penetrates through the positioning hole (7) and extends into the positioning structure (9) to fix the shell (1) and the supporting part (3).
10. A washing machine comprises a door body and a tray seat, and is characterized in that:
a damping device having a damping means according to any one of claims 1 to 9;
the connecting part (2) is connected with the door body or the disc seat;
the shell (1) is connected with the disc seat or the door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052467.XA CN112747062B (en) | 2019-10-31 | 2019-10-31 | Damping device and washing machine provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052467.XA CN112747062B (en) | 2019-10-31 | 2019-10-31 | Damping device and washing machine provided with same |
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| Publication Number | Publication Date |
|---|---|
| CN112747062A true CN112747062A (en) | 2021-05-04 |
| CN112747062B CN112747062B (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911052467.XA Active CN112747062B (en) | 2019-10-31 | 2019-10-31 | Damping device and washing machine provided with same |
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| Country | Link |
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| CN (1) | CN112747062B (en) |
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| Publication number | Publication date |
|---|---|
| CN112747062B (en) | 2023-06-23 |
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