CN113355856A - Ventilation valve and clothes treatment device - Google Patents
Ventilation valve and clothes treatment device Download PDFInfo
- Publication number
- CN113355856A CN113355856A CN202010142022.7A CN202010142022A CN113355856A CN 113355856 A CN113355856 A CN 113355856A CN 202010142022 A CN202010142022 A CN 202010142022A CN 113355856 A CN113355856 A CN 113355856A
- Authority
- CN
- China
- Prior art keywords
- valve
- sleeve
- roller
- valve plate
- main body
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 title claims description 30
- 238000005406 washing Methods 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000000903 blocking effect Effects 0.000 claims description 24
- 239000013013 elastic material Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 abstract description 11
- 238000005452 bending Methods 0.000 abstract description 8
- 238000001035 drying Methods 0.000 description 32
- 230000000694 effects Effects 0.000 description 18
- 238000010438 heat treatment Methods 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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
- D06F37/02—Rotary receptacles, e.g. drums
-
- 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
- D06F58/00—Domestic laundry dryers
- D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
- D06F58/04—Details
Abstract
The invention discloses a vent valve, which comprises a bracket, wherein a valve plate is arranged on the bracket, a plurality of cutting seams radially extending to the periphery are arranged on the valve plate, and the cutting seams divide the valve plate into a plurality of elastic parts; one side of the elastic part, which is positioned at the center of the valve block, is fixedly connected with the bracket, one side of the elastic part, which is positioned at the periphery of the valve block, is arranged in a suspension manner, and the suspension side of each elastic part can generate elastic bending deformation towards one side of the valve block under the action of pressure difference at two sides of the valve block. The invention also introduces a clothes treatment device, which comprises a roller which is arranged in the shell and forms a sealed water container when the washing machine is in a washing state; at least one air vent is arranged on the roller, and the air vent is respectively provided with the air vent valve.
Description
Technical Field
The invention relates to a clothes treatment device in a household appliance, in particular to a clothes treatment device which is provided with a non-porous roller and has a drying function, in particular to a roller type washing and drying integrated machine of which the roller is composed of the non-porous roller without dewatering holes, and particularly relates to a ventilation valve which is applied to an air inlet and an air outlet of the roller of the clothes treatment device.
Background
With the progress of the living standard of people, equipment such as a washing and drying all-in-one machine and a clothes dryer with a clothes drying function gradually enter the public families. However, in the existing washing and drying integrated machine, clothes dryer and other devices, an air duct is generally connected to an outer cylinder, and a fan is arranged in the air duct to draw out wet hot air in the outer cylinder, so as to reduce humidity in the cylinder and dry clothes.
Washing machines are largely classified into pulsator type, pulsator type and drum type washing machines. Generally, a washing machine removes stains from laundry by the action of water and detergent.
The pulsator type washing machine performs a washing operation by rotating a pulsator at the center of a washing tub left and right. The agitator type washing machine performs a washing operation using a frictional force between water current and laundry by rotating a rotary blade at the center of a washing tub in the left-right direction. The drum type washing machine performs a washing operation by beating laundry by rotating a drum.
A drum type washing machine generally includes a housing, an outer tub for containing washing water, a drum for containing laundry, and a motor and a shaft for rotating the drum.
However, in the existing washing machine, whether the washing machine is a pulsator type washing machine or a drum type washing machine, a large amount of dirt is generally left between an inner drum and an outer drum of the washing machine, and in order to avoid pollution to washing water, the applicant has previously proposed a nonporous drum washing machine combining the inner drum and the outer drum into one so as to overcome the problem of dirt left between the inner drum and the outer drum.
Therefore, how to apply the non-porous roller technology to the washing and drying integrated machine with drying function becomes a hot point for research and development.
Meanwhile, because the imperforate roller needs to rotate in the drying process, how to set a valve body at the air vent of the imperforate roller is a technical problem which needs to be solved urgently, not only is the smooth communication between the rotary imperforate roller and the air duct ensured, but also the washing water in the roller is prevented from flowing out from the air vent.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a ventilation valve to realize the adjustment of the pressure in a nonporous roller, further ensure the tightness of water inlet in the roller and realize the mutual circulation of air between an air channel and the roller. Meanwhile, the invention provides the ventilation valve, which utilizes the elasticity of the valve plate to control the opening and closing of the valve plate, thereby achieving the control of the ventilation opening and closing of the valve plate.
The invention also provides a drum washing machine, which has the double effects that the drum can contain washing water and utilize the rotation of the drum to wash clothes, so that the purposes of preventing dirt from being retained in the drum of the washing machine and preventing the washing machine from being cleaned in the drum are achieved; the invention further aims to provide a ventilating structure of the imperforate roller washing and drying integrated machine, so as to realize the purposes of ventilating the imperforate roller and the air duct and drying clothes in the drum.
In order to solve the technical problems, the invention adopts the technical scheme that the basic concept is as follows:
a vent valve comprises a bracket, a valve plate is arranged on the bracket, a plurality of cutting seams which radially extend to the periphery are arranged on the valve plate, and the cutting seams divide the valve plate into a plurality of elastic parts; one side of the elastic part, which is positioned at the center of the valve block, is fixedly connected with the bracket, one side of the elastic part, which is positioned at the periphery of the valve block, is arranged in a suspension manner, and the suspension side of each elastic part can generate elastic bending deformation towards one side of the valve block under the action of pressure difference at two sides of the valve block.
Further, the support comprises a sleeve-shaped main body, the sleeve-shaped main body is provided with a fixed column at the center, and the fixed column extends towards the inside of the sleeve-shaped main body along the axial line of the sleeve-shaped main body; the valve block is arranged in the sleeve-shaped main body, and the center of the valve block is correspondingly inserted and fixed on the fixed column.
Furthermore, one end of the sleeve-shaped main body is provided with a circle of annular blocking ribs protruding radially towards the axis direction, and the radial length of the inner periphery of each annular blocking rib is smaller than that of the outer periphery of the valve plate; the annular blocking ribs and the valve plates are arranged in a staggered manner;
preferably, one side of the valve plate is in fit contact with the annular blocking rib.
Furthermore, one end of the sleeve-shaped main body is provided with a plurality of connecting ribs extending along the radial direction, the connecting ribs are uniformly distributed at equal intervals, and two ends of each connecting rib are respectively connected with the inner periphery of the sleeve-shaped main body and the outer periphery of the fixed column;
preferably, the connecting rib and the annular blocking rib are respectively arranged on two opposite sides of the sleeve-shaped main body.
Furthermore, the valve plate is arranged in the middle of the sleeve-shaped main body, and the valve plate and two ends of the sleeve-shaped main body are respectively spaced at intervals so as to reserve a movable space for deformation of the elastic part of the valve plate.
Furthermore, the periphery of the valve plate is in limit contact with the inner wall of the sleeve-shaped main body and correspondingly covers the corresponding section.
Further, the valve plate is made of elastic materials;
preferably, four cutting seams are arranged on the valve plate along the cross shape, and the center of the cross shape is superposed with the center of the valve plate.
The invention also introduces a clothes treatment device, which comprises a roller which is arranged in the shell and forms a sealed water container when the washing machine is in a washing state; at least one air vent is arranged on the roller, and any one of the air vent valves is arranged at each air vent.
Further, a support of the vent valve is correspondingly covered and assembled in the vent hole, and the periphery of the support is in sealing fit with the inner wall of the vent hole;
preferably, the outer ring support rib of the bracket is correspondingly sealed and attached to the inner wall of the vent hole;
further preferably, at least one end of the sleeve-shaped main body of the support is provided with a flanging which is bent outwards, and the flanging is correspondingly attached to the roller, so that the support is tightly assembled on the roller.
Furthermore, at least one air vent provided with the air vent valve is respectively arranged at the two opposite ends of the roller;
preferably, one side of the ventilation valve arranged at one end of the roller, which is provided with the connecting rib, is arranged towards the inner direction of the roller, and one side of the ventilation valve arranged at the other end, which is provided with the connecting rib, is arranged towards the outer direction of the roller.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
through the air holes communicated with the outside and arranged on the roller, the inside of the roller without the dewatering holes can be mutually ventilated with the outside, so that the mutual circulation of air flow in the external air channel and air flow in the roller is realized, and the purposes of smoothly feeding water into the roller or drying the clothes in the roller are realized. In addition, the roller of the clothes treatment device is set to be a sealed container without a dewatering hole, so that the roller has double effects of a water containing outer barrel and a stirring roller, the phenomenon that dirt is reserved on the outer wall of the roller and the inner wall of the outer barrel due to the fact that washing water flows between the inner barrel and the outer barrel is avoided, the cleanliness in the roller of the clothes treatment device is improved, and the purpose that the washing machine is free of cleaning is achieved.
In addition, the valve plate is formed by splicing a plurality of independent elastic parts by arranging the cutting seam on the valve plate, so that each elastic part of the valve plate can generate bending deformation of the suspended side under the action of pressure difference, and the use effect of controllable opening and closing of the air vent under the action of pressure difference is further achieved; in addition, through the arrangement, the valve plate can be fixedly assembled on the air vent of the roller, so that the fixed installation of the air vent valve plate is realized; meanwhile, due to the blocking effect of the support, the valve plate is prevented from being in direct contact with clothes and water flow in the drum, and the valve plate is prevented from being directly impacted to damage the valve plate.
Meanwhile, the invention has simple structure and obvious effect and is suitable for popularization and use.
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 and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. 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 and 2 are schematic views illustrating a structure of a washing machine according to various embodiments of the present invention;
FIG. 3 is a schematic view of the structure of a breather valve in an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a valve plate of a breather valve in an embodiment of the invention;
FIG. 5 is a schematic cross-sectional view of a vent valve in a closed state according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of a vent valve in an open state according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a vent valve according to a second embodiment of the present invention;
FIG. 8 is a schematic cross-sectional view of a vent valve in a closed state according to a third embodiment of the present invention;
FIG. 9 is a schematic cross-sectional view of a vent valve in an open state according to a third embodiment of the present invention;
fig. 10 is a schematic sectional view of a vent valve according to a fourth embodiment of the present invention.
Description of the main elements in the figures: the device comprises a shell 1, an outer cylinder 2, a roller 3, an air duct 4, a vent valve 5, a machine door 16, a roller cover 17, a fan 40, a dehumidifying device 41, a heating device 42, an outer cylinder opening 201, an outer cylinder side wall 202, an outer cylinder bottom 203, a roller opening 301, a roller side wall 302, a roller bottom 303, a first vent valve 51, a second vent valve 52, a bidirectional vent valve 53, a bracket 54, a valve plate 55, a cutting seam 56, an elastic part 57, an elastic part 58, a sleeve-shaped main body 59, a fixed column 510, an annular blocking rib 511, a connecting rib 512, a positioning sleeve 513, a first elastic part 514 and a second elastic part 515.
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", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; 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.
As shown in fig. 1 to 10, an embodiment of the present invention introduces a laundry treating apparatus, which includes a drum 3 for independently containing washing water when washing laundry, thereby preventing the washing water from being polluted by dirt and bacteria accumulated outside the drum due to the cross flow of the washing water inside and outside the drum 3 during the washing process of the washing machine; and the drying system is used for drying the load in the drum to obtain dried clothes and the like, so that the effect of improving the life quality of a user is achieved.
In the embodiment of the invention, the drying system comprises an air duct 4, two ends of which are communicated with the roller 3 to form a circulating air path; a fan 40 is installed in the air duct 4, so that a circulating air flow flowing along a single direction is formed in a circulating air path formed by the roller 3 and the air duct 4; a dehumidifying device 41 for dehumidifying the circulating air flow flowing through is further installed in the air duct 4, so as to achieve the effects of reducing the humidity of the air flow in the circulating air duct and drying the load in the drum 3; meanwhile, in the embodiment of the present invention, in order to increase the drying rate of the load in the drum 3 and accelerate the vaporization of the water adsorbed in the load, a heating device 42 may be disposed in the air duct 4 to heat the circulating airflow flowing therethrough, so as to achieve the effects of increasing the temperature in the drum 3 and heating the load in the drum 3 to accelerate the drying rate.
In the embodiment of the invention, when the clothes processing device executes the drying program, the drying system is controlled to be started, the fan 10 is used for enabling the air duct 4 and the drum 3 to form the circulating air flow in the circulating air duct, the circulating air flow is fully contacted with the load in the drum 3 when flowing through the drum 3, the circulating air flow carries the moisture in the load and then becomes the damp and hot drying air, and the damp and hot drying air flows out of the drum 3 and flows into the air duct 4; after the damp and hot drying air flows into the air duct 4, the damp and hot drying air is contacted with the dehumidifying device 41 in the air duct 4, so that the damp and hot drying air flows back into the roller 3 after being changed into the drying air flow, and the damp and hot drying air flows back and forth continuously and circularly. Preferably, in order to increase the drying rate, a heating device 42 may be additionally installed in the air duct 4, so that the drying air flow dehumidified by the dehumidifying device 41 contacts with the heating device 42, and is heated to form a high-temperature drying air flow, and then flows back into the air duct.
In the embodiment of the present invention, the drying system may be any existing device that can dehumidify and dry the clothes, for example: a heat pump system; the heat pump system is formed by sequentially connecting a compressor, an evaporation radiator, a throttling device and a condensation heat absorber end to form a circulating flow channel for a refrigerant medium circulating flow channel; the air duct 4 of the clothes processing device is internally provided with a condensation heat absorber and an evaporation heat radiator which are sequentially arranged along the flowing direction of the circulating air flow, so that the air flow flowing out of the roller 3 firstly exchanges heat with the condensation heat absorber to condense and separate out the water vapor contained in the air flow, then exchanges heat with the evaporation heat radiator to heat the air flow to form high-temperature dry air flow, and finally flows back the high-temperature dry air flow into the roller 3, so that the humidity in the roller is reduced, the temperature in the roller 3 is increased, and the effect of drying the load in the roller 3 is achieved. Therefore, the dehumidification device 41 is formed by the condensation heat absorber of the heat pump system, and the heating device 42 is formed by the evaporation heat radiator, so that the effect of drying the load in the drum is realized.
In the embodiment of the present invention, in order to ensure that the air duct 4, which is installed in the casing 1 of the clothes processing device and fixed in the casing 1 and can rotate around the shaft, is connected, the following settings are performed:
as shown in fig. 1 and 2, in the embodiment of the present invention, the laundry treating apparatus includes a casing 1, an outer tub 2 is disposed in the casing 1, and the outer tub 2 is connected to the casing 1 via a damping suspension spring and a damping support rod, respectively, so as to achieve the purpose that the outer tub 2 can be installed in the casing 1. A roller 3 which is coaxially arranged is sleeved in the outer cylinder 2; the outer cylinder 2 and the roller 3 are respectively composed of a cylindrical outer cylinder side wall 202 and a cylindrical roller side wall 302, opposite openings are arranged at the corresponding ends of the same side of the outer cylinder 2 and the same side of the roller 3 to respectively form a roller cylinder opening 301 and an outer cylinder opening 201, and the corresponding ends of the other side of the outer cylinder 2 and the other side of the outer cylinder 3 are hermetically arranged to respectively form a roller cylinder bottom 303 and an outer cylinder bottom 203. Meanwhile, the front end of the washing machine shell 1 is provided with a machine door 16 which can be opened outwards, so that the outer cylinder opening 201 can be correspondingly closed or opened by opening and closing the machine door 16; and a roller cover 17 which can be opened outwards is arranged on the roller 3, so that the roller opening 301 can be correspondingly closed or opened by opening and closing the roller cover 17. Thus, the drum 3 is installed in the outer tub 2 to be relatively rotatable around the axis and form a closed water container at the time of washing. The two ends of the air duct 4 are respectively connected with the outer cylinder 2, and are arranged on the roller 3 at air holes communicated with the outer cylinder 2, and the air holes are provided with air vent valves 5 which are used for opening the air holes by utilizing the pressure difference between two sides reaching a set value or closing the air holes by utilizing self elasticity reset when the pressure difference between two sides does not reach the set value, so that the purposes of forming a circulating air path between the air duct 4 and the roller 3 rotating around a shaft through the outer cylinder 2 and drying the load in the roller 3 are achieved.
In the embodiment of the invention, the center of the drum bottom 303 is coaxially arranged with a motor shaft of a driving motor of the washing machine so as to drive the drum 1 to rotate, and the drum 1 and the driving motor are both fixedly arranged on the outer drum 3. Preferably, the drum bottom 303 and the driving motor are respectively arranged at two sides of the outer drum bottom 203, the driving motor is fixedly connected with the outer drum 2, a motor shaft of the driving motor passes through the outer drum bottom 203 through a bearing and is coaxially and fixedly connected with the drum bottom 303, and a motor shaft of the driving motor can rotate relative to the outer drum 2, so that the purposes that the drum 3 and the driving motor are arranged on the outer drum 2 and the drum 3 can rotate to wash the internal clothes under the action of the driving motor alone are achieved. Preferably, the motor shaft of the drive motor directly forms the drum shaft, which is fixedly connected coaxially to the drum bottom 303 of the drum 3.
In the embodiment of the invention, the roller 2 is provided with a ventilation opening communicated with the air duct, and the ventilation opening is provided with a ventilation valve 5 which only supplies air flow to flow through under the action of pressure difference at two sides and prevents washing water from flowing out. The ventilation valve 5 comprises a bracket 54, and a valve plate 55 is arranged on the bracket 54. When the valve plate 55 of the air vent valve is in a normal state, the valve plate 55 correspondingly blocks the air vent, so that a sealed water container is formed inside the roller 2; when the fan 40 in the air duct 4 works, the valve plate 55 is deformed and/or displaced due to the pressure difference between the two sides, so as to open the ventilation opening and allow the air flow to flow through.
Example one
As shown in fig. 3 to 6, the present embodiment describes a breather valve, which includes a bracket 54, on which a valve plate 55 is mounted; the valve plate 55 is provided with a plurality of slits 56 extending to the periphery in the radial direction, and the slits 56 divide the valve plate 55 into a plurality of elastic parts 58; one side of the elastic part 58, which is positioned at the center of the valve plate, is fixedly connected with the bracket 54, one side of the elastic part 58, which is positioned at the periphery of the valve plate, is arranged in a suspension manner, and the suspension side of each elastic part 58 can generate elastic bending deformation towards one side of the valve plate 55 under the action of pressure difference at two sides of the valve plate 55.
The valve plate is formed by splicing a plurality of independent elastic parts by arranging the cutting seams on the valve plate, so that each elastic part of the valve plate can generate bending deformation of the suspended side under the action of pressure difference, and the use effect of controllable opening and closing of the vent hole under the action of the pressure difference is further achieved; in addition, through the arrangement, the valve plate can be fixedly assembled on the air vent of the roller, so that the fixed installation of the air vent valve plate is realized; meanwhile, due to the blocking effect of the support, the valve plate is prevented from being in direct contact with clothes and water flow in the drum, and the valve plate is prevented from being directly impacted to damage the valve plate.
In the present embodiment, the bracket 54 includes a sleeve-shaped main body 59 in a sleeve shape, one end of the sleeve-shaped main body 59 has a fixing column 510 at the center, and the fixing column 510 extends along the axis of the sleeve-shaped main body 59 toward the inside of the sleeve-shaped main body 59; the valve plate 55 is arranged in the sleeve-shaped main body 59 and correspondingly covers the corresponding section, and the center of the valve plate 55 is correspondingly inserted and fixed on the fixing column 510. Through with fixed, the unsettled setting of periphery in valve block middle part, each elasticity portion of making the valve block can carry out the bending deformation respectively for the breather valve can correspond according to the pressure differential of both sides and adjust the valve block deflection, and then reaches the effect of carrying out multistage regulation to the breather valve aperture.
As shown in fig. 5 and 6, in the present embodiment, one end of the sleeve-shaped main body 59 is provided with a ring of annular ribs 511 protruding radially in the axial direction, and the inner circumferential radial length of the annular ribs 511 is smaller than the outer circumferential radial length of the valve sheet 55; the annular blocking ribs 511 and the valve plates 55 are arranged in a staggered manner; preferably, one side of the valve plate 55 is in contact with the annular rib 511. The valve block is limited by the annular blocking rib by arranging the annular blocking rib at one end of the sleeve-shaped main body, so that the valve block is prevented from deforming to the outside of the support, and the random ventilation valve in the embodiment directly forms a ventilation valve only capable of one-way gas flow.
In this embodiment, one end of the sleeve-shaped main body 59 is provided with a plurality of radially extending connection ribs 512, the connection ribs 512 are uniformly arranged at equal intervals, and two ends of each connection rib 512 are respectively connected with the inner periphery of the sleeve-shaped main body 59 and the outer periphery of the fixing column 510. The valve plate 55 and the connecting rib 512 are spaced by a gap to provide a clearance margin for deformation of the valve plate. Preferably, in order to ensure the sealing and fitting performance of the annular blocking rib 511 on the valve plate, a radially extending connecting rib may be arranged on the inner periphery of the annular blocking rib to improve the fitting and sealing performance of the valve plate.
In this embodiment, the connecting rib 59 and the annular blocking rib 511 are respectively located on two opposite sides of the sleeve-shaped main body 59 to limit two sides of the valve sheet 55, so as to effectively prevent the valve sheet 55 from being separated from the bracket 54 due to deformation.
In this embodiment, the outer periphery of the valve sheet 55 is in spacing contact with the inner wall of the sleeve-shaped main body 59, so as to correspondingly block the ventilation opening when the valve sheet 55 is in a normal state.
In this embodiment, the valve plate 55 is made of an elastic material, so that the valve plate can deform itself to close or open the vent under the action of the pressure difference between the two sides. The elastic material constituting the valve sheet 55 may be: rubber, and the like.
As shown in fig. 4, in the present embodiment, four slits 56 are arranged along the cross shape on the upper edge of the valve plate 55, and the center of the cross shape is overlapped with the center of the valve plate 55, so as to divide the valve plate 55 into four fan-shaped elastic portions 58; the four elastic parts 58 are directly connected together near the center of the valve plate 55, so that each elastic part 58 is directly formed by an integral elastic valve plate.
In the embodiment, the roller 2 is provided with air holes, the bracket 54 is correspondingly covered and assembled in the air holes, and the periphery of the bracket 54 is hermetically attached to the inner walls of the air holes; preferably, the outer ring support rib of the bracket 54 is correspondingly sealed and attached to the inner wall of the air hole; further preferably, two sides of the sleeve-shaped main body 59 of the bracket 54 are respectively provided with outward bent and radially extending flanges, and the flanges are correspondingly attached to the inner side and the outer side of the roller 2, so that the bracket 54 is tightly assembled on the roller 2.
Example two
The present embodiment is different from the first embodiment in that:
as shown in fig. 7, the present embodiment describes a two-way vent valve, which includes a bracket 54, on which a valve plate 55 is mounted; the valve plate 55 is provided with a plurality of slits 56 extending to the periphery in the radial direction, and the slits 56 divide the valve plate 55 into a plurality of elastic parts 58; the elastic part 58 is fixedly connected with the bracket 54 at one side of the center of the valve plate 55, the elastic part 58 is arranged in a suspension manner at one side of the periphery of the valve plate 55, and the suspension side of each elastic part 58 can generate elastic bending deformation towards any direction of two sides of the valve plate 55 under the action of pressure difference at two sides of the valve plate 55.
In this embodiment, the sleeve-shaped body 59 has radially extending connecting ribs 512 at both ends thereof; a fixing column 510 extending along the axis is arranged inside the sleeve-shaped main body 59, and the fixing column 510 is respectively connected with connecting ribs 512 at two ends of the sleeve-shaped main body 59. The valve plate 55 is located in the middle of the sleeve-shaped main body 59, and is separated from the connecting ribs 512 on the two sides by a certain distance to provide clearance allowance in two directions for deformation of the valve plate 55, so that the valve plate 55 can be opened towards the two sides under the action of pressure difference in different directions, and the effect of controllable opening and closing of two-way airflow is achieved.
In this embodiment, the connecting ribs 512 disposed at two ends of the sleeve-shaped main body 59 extend along the radial direction, the connecting ribs 512 are uniformly arranged at equal intervals, and two ends of each connecting rib 512 are respectively connected to the inner periphery of the sleeve-shaped main body 59 and the outer periphery of the fixing column 510.
EXAMPLE III
As shown in fig. 3, 4, 8 and 9, in the present embodiment, a ventilation valve is described, which includes a bracket 54, a channel is disposed on the bracket 54, a valve plate 55 is installed in the channel, the valve plate 55 is connected to the bracket 54 through an elastic member 57, and the valve plate 55 can overcome the elastic force of the elastic member 57 to generate displacement and/or overcome the elasticity of its material to generate elastic deformation under the action of pressure difference between two sides.
The valve plate is connected with the bracket through the elastic piece, so that the elasticity connected with the valve plate can move and/or bend and deform under the action of pressure difference, and the use effect of controllable opening and closing of the ventilation opening under the action of the pressure difference is further achieved; in addition, through the arrangement, the valve plate can be fixedly assembled on the air vent of the roller, so that the fixed installation of the air vent valve plate is realized; meanwhile, due to the blocking effect of the support, the valve plate is prevented from being in direct contact with clothes and water flow in the drum, and the valve plate is prevented from being directly impacted to damage the valve plate.
In the present embodiment, the holder 54 includes a sleeve-like main body 59 in a sleeve shape, and the inside of the sleeve-like main body 59 constitutes a passage; at least one end of the sleeve-shaped body 59 has a central fixing post 510, the fixing post 510 extending along the axis of the sleeve-shaped body 59 towards the inside of the sleeve-shaped body 59; the valve plate 55 is positioned in the sleeve-shaped main body 59, and the center of the valve plate 55 is connected with the fixed column 510 through the elastic piece 57; preferably, the elastic member 57 extends axially along the sleeve-shaped main body 59 to provide an elastic supporting force to the valve sheet 55 in the axial direction, so that the valve sheet 55 is elastically displaced under the action of the pressure difference, thereby achieving the use effect of correspondingly opening or closing the ventilation opening.
In this embodiment, the center of the valve plate 55 is provided with a positioning sleeve 513 extending axially, the fixing column 510 is correspondingly inserted into the positioning sleeve 513, the fixing sleeve 513 is internally provided with an elastic element 57, and two ends of the elastic element 57 are respectively connected with the positioning sleeve 513 and the fixing column 510. When the elastic element 57 is in a normal state, at least a part of the fixing column 510 is still inserted into the positioning sleeve 513, so as to avoid the occurrence of the dropping-off of the valve sheet 55. Meanwhile, the positioning sleeve is arranged on the support of the ventilation valve to limit the valve block, so that the valve block is prevented from inclining due to acting force in the moving process, and the valve block is prevented from shifting and falling off in the moving process.
In this embodiment, the elastic member 57 may be any one or combination of the prior art that can provide an elastic force, such as: springs, pneumatic rods, hydraulic rods, etc.
In this embodiment, one end of the sleeve-shaped main body 59 is provided with a fixing column 510, and the other end is provided with a circle of annular blocking ribs 511 protruding radially in the axial direction, and the inner circumferential radial length of the annular blocking ribs 511 is smaller than the outer circumferential radial length of the valve sheet 55; the annular blocking ribs 511 and the valve plates 55 are arranged in a staggered manner; preferably, one side of the valve plate 55 is in contact with the annular rib 511. The valve sheet 55 is disposed circumferentially spaced from the inner circumferential wall of the sleeve-like body 59. Therefore, after the valve plate is separated from the annular blocking rib under the action of pressure difference, airflow can flow through a gap between the periphery of the valve plate and the inner wall of the sleeve-shaped support, and the effect of opening the ventilation opening is achieved; simultaneously, after the valve block resets, the valve block corresponds laminating contact annular fender muscle, and reaches the effect of closed ventilative mouthful.
In this embodiment, one end of the sleeve-shaped main body 59 is provided with a plurality of radially extending connection ribs 512, the connection ribs 512 are uniformly arranged at equal intervals, and two ends of each connection rib 512 are respectively connected with the inner periphery of the sleeve-shaped main body 59 and the outer periphery of the fixing column 510.
In this embodiment, in order to further ensure the controllable opening and closing of the valve plate 55 to the ventilation opening, the structural manner of the first or second embodiment may also be adopted:
as shown in fig. 3 and 4, the valve plate 55 has a plurality of slits 56 extending radially to the outer periphery, and the slits 56 divide the valve plate 55 into a plurality of elastic parts 58; one side of the elastic part 58, which is positioned at the center of the valve plate, is fixedly connected with the bracket 54, one side of the elastic part 58, which is positioned at the periphery of the valve plate, is arranged in a suspension manner, and the suspension side of each elastic part 58 can generate elastic bending deformation towards one side of the valve plate 55 under the action of pressure difference at two sides of the valve plate 55. The valve plate is bent and deformed under the action of the pressure difference, so that the use effect of opening and closing the air vent correspondingly is achieved.
After the above structure is adopted, in this embodiment, the valve plate 55 needs to be made of an elastic material; preferably, four slits 56 are arranged on the upper edge of the valve plate 55 in a cross shape, and the center of the cross shape is overlapped with the center of the valve plate 55.
Example four
The present embodiment is different from the third embodiment in that:
as shown in fig. 10, in the present embodiment, a bidirectional breather valve is described, which includes a bracket and a bracket 54, the bracket 54 is formed by a sleeve-shaped main body 59, a valve plate 55 is installed in the sleeve-shaped main body 59, the valve plate 55 is connected to the bracket 54 through an elastic member 57, and the valve plate 55 can be displaced against the elastic force of the elastic member and/or elastically deformed against the elasticity of its own material under the action of a pressure difference between two sides. The valve plate 55 is positioned in the middle of the sleeve-shaped main body 59, and the valve plate 55 and the two ends of the sleeve-shaped main body 59 are respectively spaced at intervals to reserve an activity space for deformation of the elastic part of the valve plate;
in this embodiment, two sides of the valve plate 55 are respectively connected to the first elastic element 514 and the second elastic element 515, two ends of the sleeve-shaped main body 59 are respectively provided with a fixed column, the first elastic element 514 is connected to the first fixed column, and the second elastic element 515 is connected to the second fixed column; preferably, the valve sheet 55 is located in the middle of the sleeve-shaped main body 59, and the valve sheet 55 and the two ends of the sleeve-shaped main body 59 are respectively spaced apart to leave an active space for deforming the elastic portion 58 of the valve sheet 55.
EXAMPLE five
As shown in fig. 1, in the embodiment of the present invention, an air inlet which is used for communicating the inner cylinder and the outer cylinder with the interior of the drum 3 and forms a ventilation opening is arranged on one side of the drum opening 301 of the drum, and the air inlet can be arranged on the drum 3 or on the drum cover 17; preferably, in order to improve the uniform distribution of the intake air, an intake port is provided in the middle of the drum opening 301 side. The air inlet is provided with a first one-way vent valve 51 which can only make the air flow into the roller from the outer barrel by using the pressure difference between two sides, so that the air inlet can be opened only in one direction, and the air flow at the air inlet cavity 21 between the inner barrel and the outer barrel can flow into the roller 3. The first one-way vent valve 51 adopts the structure of the vent valve 5 in the first or third embodiment, and one end of the cylindrical main body of the support of the vent valve, which is provided with the annular limiting rib, is arranged towards the outside of the roller, so that the vent hole at the opening side of the roller is blocked by the annular limiting rib and can only be bent and deformed towards one side of the inside of the roller under the action of the first one-way vent valve, and the first one-way vent valve can only admit air into the roller.
In the embodiment of the invention, one side of the roller bottom 303 is provided with an air outlet which is communicated between the inner cylinder and the outer cylinder and the inside of the roller 3 and forms a ventilation port, and the air outlet is arranged on the roller bottom 303; preferably, in order to improve the uniform distribution of the outlet air, an air outlet is arranged in the middle of the drum bottom 303. The air outlet of the drum bottom 303 is provided with a second one-way vent valve 52 which can only utilize the pressure difference between two sides to make the air flow out from the drum to the outer drum, so that the air outlet can only be opened in one way and the air in the drum 3 can flow out to the air outlet cavity 22 between the inner drum and the outer drum. The second one-way vent valve 52 adopts the vent valve structure of the first or third embodiment, and one end of the cylindrical main body of the support of the vent valve, which is provided with the annular limiting rib, is arranged towards the inside of the roller, so that the valve plate is blocked by the annular limiting rib and can only be bent and deformed towards one side of the outside of the roller under the action of the second one-way vent valve, and the second one-way vent valve can only vent air outwards from the roller.
EXAMPLE six
The present embodiment is different from the fifth embodiment in that:
as shown in fig. 2, in the present embodiment, the air inlet provided at the drum opening 301 side and the air outlet provided at the drum bottom 303 side are both the two-way air vent valve 53, and the structure of the air vent valve 5 described in the second or fourth embodiment is adopted.
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. The utility model provides a ventilation valve, its includes the support, installs a valve block on the support, its characterized in that: the valve sheet is provided with a plurality of kerfs radially extending to the periphery, and the kerfs divide the valve sheet into a plurality of elastic parts; one side of the elastic part, which is positioned at the center of the valve block, is fixedly connected with the bracket, and one side of the elastic part, which is positioned at the periphery of the valve block, is arranged in a hanging manner.
2. The vent valve of claim 1, wherein the bracket comprises a sleeve-like body having a centrally located securing post extending inwardly of the sleeve-like body along an axis of the sleeve-like body; the valve block is arranged in the sleeve-shaped main body, and the center of the valve block is correspondingly inserted and fixed on the fixed column.
3. The vent valve according to claim 2, wherein one end of the sleeve-shaped body is provided with a ring of annular blocking ribs which radially protrude towards the axial direction, and the radial length of the inner periphery of each annular blocking rib is smaller than that of the outer periphery of the valve plate; the annular blocking ribs and the valve plates are arranged in a staggered manner;
preferably, one side of the valve plate is in fit contact with the annular blocking rib.
4. The vent valve according to claim 3, wherein one end of the sleeve-shaped main body is provided with a plurality of radially extending connecting ribs, the connecting ribs are uniformly arranged at equal intervals and angles, and two ends of each connecting rib are respectively connected with the inner periphery of the sleeve-shaped main body and the outer periphery of the fixed column;
preferably, the connecting rib and the annular blocking rib are respectively arranged on two opposite sides of the sleeve-shaped main body.
5. The ventilation valve of any one of claims 1 to 4, wherein the valve plate is located in the middle of the sleeve-shaped body, and the valve plate is spaced apart from the two ends of the sleeve-shaped body.
6. The ventilation valve of claim 5, wherein the periphery of the valve plate is in limited contact with the inner wall of the sleeve-shaped main body and correspondingly covers the corresponding section.
7. The ventilation valve of any one of claims 1 to 6, wherein the valve plate is made of an elastic material;
preferably, four cutting seams are arranged on the valve plate along the cross shape, and the center of the cross shape is superposed with the center of the valve plate.
8. A clothes treatment device comprises a roller which is arranged in a shell and forms a sealed water container when a washing machine is in a washing state; the method is characterized in that: at least one air vent is arranged on the roller, and the air vent valve of any one of the claims 1 to 7 is respectively arranged at each air vent.
9. The clothes treatment device according to claim 8, wherein a support of the breather valve is correspondingly covered and assembled in the breather hole, and the periphery of the support is in sealing fit with the inner wall of the breather hole;
preferably, the outer ring support rib of the bracket is correspondingly sealed and attached to the inner wall of the vent hole;
further preferably, at least one end of the sleeve-shaped main body of the support is provided with a flanging which is bent outwards, and the flanging is correspondingly attached to the roller, so that the support is tightly assembled on the roller.
10. A laundry treating apparatus according to claim 8 or 9, wherein opposite ends of the drum are respectively provided with at least one airing hole provided with said airing valve;
preferably, one side of the ventilation valve arranged at one end of the roller, which is provided with the connecting rib, is arranged towards the inner direction of the roller, and one side of the ventilation valve arranged at the other end, which is provided with the connecting rib, is arranged towards the outer direction of the roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142022.7A CN113355856A (en) | 2020-03-04 | 2020-03-04 | Ventilation valve and clothes treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142022.7A CN113355856A (en) | 2020-03-04 | 2020-03-04 | Ventilation valve and clothes treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113355856A true CN113355856A (en) | 2021-09-07 |
Family
ID=77523416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010142022.7A Pending CN113355856A (en) | 2020-03-04 | 2020-03-04 | Ventilation valve and clothes treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113355856A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113862967A (en) * | 2020-06-30 | 2021-12-31 | 青岛海尔洗衣机有限公司 | Ventilation valve and clothes treatment device |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4565214A (en) * | 1984-06-04 | 1986-01-21 | Dover Corporation | Flapper check valve assembly |
| US6631721B1 (en) * | 1998-11-06 | 2003-10-14 | Salter Labs | Nebulizer mouthpiece and accessories |
| CN1511765A (en) * | 2002-12-27 | 2004-07-14 | ��ʽ�����ԭ�ƴ� | Degassing valve and degassing bag and method for producing degassing bag |
| WO2007030162A2 (en) * | 2005-05-18 | 2007-03-15 | Nektar Therapeutics | Valves, devices, and methods for endobronchial therapy |
| WO2008123649A1 (en) * | 2007-04-06 | 2008-10-16 | Daewoo Electronics Corporation | Drum type washing machine |
| CN101531265A (en) * | 2008-03-14 | 2009-09-16 | 普罗-马特工业公司 | Valve for vacuum storage bag |
| CN101881225A (en) * | 2010-06-17 | 2010-11-10 | 重庆长安汽车股份有限公司 | Check valve for engine |
| JP2015000153A (en) * | 2013-06-14 | 2015-01-05 | パナソニック株式会社 | Dryer, and washing and drying machine |
| CN105332252A (en) * | 2014-08-01 | 2016-02-17 | 青岛海尔滚筒洗衣机有限公司 | Roller clothes dryer |
| CN105696248A (en) * | 2014-11-27 | 2016-06-22 | 青岛海尔滚筒洗衣机有限公司 | A water-saving drum washing machine |
| CN106120238A (en) * | 2016-08-26 | 2016-11-16 | 海信（山东）冰箱有限公司 | A kind of roller washing machine |
| CN106939505A (en) * | 2017-03-27 | 2017-07-11 | 湖州苏笛服饰有限公司 | A kind of clothes processing energy-conserving drying device |
| CN206873130U (en) * | 2017-01-22 | 2018-01-12 | 无锡飞翎电子有限公司 | Device for clothing processing |
| CN208377409U (en) * | 2018-06-29 | 2019-01-15 | 合肥翼飞特电子科技有限公司 | A kind of one-way air inlet lid |
| WO2019212404A1 (en) * | 2018-05-02 | 2019-11-07 | Innosparks Pte. Ltd. | Multi-flap valve for a respiratory device |
-
2020
- 2020-03-04 CN CN202010142022.7A patent/CN113355856A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4565214A (en) * | 1984-06-04 | 1986-01-21 | Dover Corporation | Flapper check valve assembly |
| US6631721B1 (en) * | 1998-11-06 | 2003-10-14 | Salter Labs | Nebulizer mouthpiece and accessories |
| CN1511765A (en) * | 2002-12-27 | 2004-07-14 | ��ʽ�����ԭ�ƴ� | Degassing valve and degassing bag and method for producing degassing bag |
| WO2007030162A2 (en) * | 2005-05-18 | 2007-03-15 | Nektar Therapeutics | Valves, devices, and methods for endobronchial therapy |
| WO2008123649A1 (en) * | 2007-04-06 | 2008-10-16 | Daewoo Electronics Corporation | Drum type washing machine |
| JP2010523195A (en) * | 2007-04-06 | 2010-07-15 | デウ エレクトロニクス コーポレーション | Drum washing machine |
| CN101531265A (en) * | 2008-03-14 | 2009-09-16 | 普罗-马特工业公司 | Valve for vacuum storage bag |
| CN101881225A (en) * | 2010-06-17 | 2010-11-10 | 重庆长安汽车股份有限公司 | Check valve for engine |
| JP2015000153A (en) * | 2013-06-14 | 2015-01-05 | パナソニック株式会社 | Dryer, and washing and drying machine |
| CN105332252A (en) * | 2014-08-01 | 2016-02-17 | 青岛海尔滚筒洗衣机有限公司 | Roller clothes dryer |
| CN105696248A (en) * | 2014-11-27 | 2016-06-22 | 青岛海尔滚筒洗衣机有限公司 | A water-saving drum washing machine |
| CN106120238A (en) * | 2016-08-26 | 2016-11-16 | 海信（山东）冰箱有限公司 | A kind of roller washing machine |
| CN206873130U (en) * | 2017-01-22 | 2018-01-12 | 无锡飞翎电子有限公司 | Device for clothing processing |
| CN106939505A (en) * | 2017-03-27 | 2017-07-11 | 湖州苏笛服饰有限公司 | A kind of clothes processing energy-conserving drying device |
| WO2019212404A1 (en) * | 2018-05-02 | 2019-11-07 | Innosparks Pte. Ltd. | Multi-flap valve for a respiratory device |
| CN208377409U (en) * | 2018-06-29 | 2019-01-15 | 合肥翼飞特电子科技有限公司 | A kind of one-way air inlet lid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113862967A (en) * | 2020-06-30 | 2021-12-31 | 青岛海尔洗衣机有限公司 | Ventilation valve and clothes treatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2699723B1 (en) | Washing machine | |
| KR101949356B1 (en) | Apparatus for treating laundry | |
| CN210104319U (en) | Clothes treating apparatus | |
| CN113355856A (en) | Ventilation valve and clothes treatment device | |
| WO2006059440A1 (en) | Washer-dryer | |
| EP3907325B1 (en) | Air inlet assembly and laundry treatment apparatus including the same | |
| CN113355857A (en) | Ventilation valve and clothes treatment device | |
| CN111850934B (en) | Washing and drying integrated washing machine and drying method thereof | |
| JP2008284071A (en) | Washing/drying machine | |
| CN112726111B (en) | Clothes treatment device and drying judgment method thereof | |
| WO2021228267A1 (en) | Integrated washing and drying device | |
| CN111850931B (en) | Washing and drying integrated washing machine and drying method thereof | |
| CN113862966B (en) | Clothes treatment device | |
| CN113862967A (en) | Ventilation valve and clothes treatment device | |
| CN115198487A (en) | Door body structure and clothes treatment device | |
| CN114763665A (en) | Door body structure and clothes treatment device | |
| CN112663269B (en) | Clothes treatment device and drying judgment method thereof | |
| CN112663268B (en) | Clothes processing device and drying judgment method thereof | |
| CN114763653A (en) | Ventilation module and clothes treatment device | |
| CN112663270B (en) | Clothes treatment device and drying judgment method thereof | |
| CN114000319A (en) | Ventilation valve and clothes treatment device | |
| CN115434124A (en) | Door body structure and clothes treatment device | |
| CN111850932B (en) | Washing and drying integrated washing machine and drying method thereof | |
| CN216338606U (en) | Fan assembly and clothes treatment device | |
| CN115198486A (en) | Door body structure and clothes treatment device |
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 |