CN219139695U - Multi-dimensional vibration reduction mechanism and electric vibration tool - Google Patents
Multi-dimensional vibration reduction mechanism and electric vibration tool Download PDFInfo
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- CN219139695U CN219139695U CN202223529718.9U CN202223529718U CN219139695U CN 219139695 U CN219139695 U CN 219139695U CN 202223529718 U CN202223529718 U CN 202223529718U CN 219139695 U CN219139695 U CN 219139695U
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Abstract
The utility model discloses a multi-dimensional vibration damping mechanism and an electric vibration tool, wherein the multi-dimensional vibration damping mechanism comprises a fixed bracket, a rotary swing vibration damping unit and a left-right swing vibration damping unit, the rotary swing vibration damping unit comprises a first elastic component and a rotary swing vibrator, the first elastic component is arranged on the fixed bracket, and the rotary swing vibrator is connected with the first elastic component; the left-right swinging vibration reduction unit comprises a second elastic component and a left-right swinging vibrator, the second elastic component is arranged on the fixed bracket, and the left-right swinging vibrator is connected with the second elastic component; when the motor vibrates, the multidimensional vibration reduction assembly is excited by the motor to vibrate, the rotary swinging vibrator and the left-right swinging vibrator respectively generate tangential rotary swinging vibration and left-right swinging vibration due to mass inertia of the rotary swinging vibrator, the first elastic assembly and the second elastic assembly respectively provide restoring force, phase difference is generated between the first elastic assembly and the motor vibration respectively, and mechanical offset is formed, so that vibration reduction or vibration elimination effect is achieved.
Description
Technical Field
The utility model relates to the technical field of electric vibration tools, in particular to a multi-dimensional vibration reduction mechanism and an electric vibration tool.
Background
Electric vibration tools such as electric toothbrushes and electric massage tools on the market at present mainly absorb the energy of motor vibration through a soft rubber pad to realize vibration reduction, but the vibration reduction effect of the vibration reduction mode is not obvious for high-frequency vibration. If the electric toothbrush or the electric massage tool is put on a table after being opened, the electric toothbrush or the electric massage tool can randomly move on the table due to strong vibration. Or the electric toothbrush or the electric massage tool is held by hand, so that the hands have strong tingling and bad use effect.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a multi-dimensional vibration damping mechanism and an electric vibration tool, wherein the multi-dimensional vibration damping mechanism is adopted to respectively generate phase differences with motor vibration in multiple dimensions to form mechanical offset, so that the effects of damping or vibration elimination are achieved.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a multi-dimension vibration damping mechanism for an electric vibration tool comprises a fixed bracket, a rotary swing vibration damping unit and a left-right swing vibration damping unit,
the rotary swing vibration reduction unit comprises a first elastic component and a rotary swing vibrator, the first elastic component is arranged on the fixed support, and the rotary swing vibrator is connected with the first elastic component;
the left-right swinging vibration reduction unit comprises a second elastic component and a left-right swinging vibrator, the second elastic component is arranged on the fixed support, and the left-right swinging vibrator is connected with the second elastic component;
when the motor of the electric vibration tool vibrates, the multidimensional vibration reduction assembly is excited by the motor to generate vibration, the rotary swinging vibrator generates tangential rotary swinging vibration due to self mass inertia, the first elastic assembly provides a first restoring force for restoring the rotary swinging vibrator to the original position, the first restoring force enables the rotary swinging vibrator to generate vibration opposite to the motor in the rotary swinging direction, the left-right swinging vibrator generates left-right swinging vibration due to self mass inertia, the second elastic assembly provides a second restoring force for restoring the left-right swinging vibrator to the original position, and the second restoring force enables the left-right swinging vibrator to generate vibration opposite to the motor in the left-right swinging direction.
The utility model also discloses an electric toothbrush which comprises the multi-dimensional vibration reduction mechanism.
The implementation of the embodiment of the utility model has the following beneficial effects:
according to the embodiment of the utility model, the rotary swing vibration reduction unit and the left-right swing vibration reduction unit are arranged to respectively reduce or damp tangential rotary swing and left-right swing caused by a motor; through setting up the rotatory vibration damping unit and the horizontal vibration damping unit of swing respectively, when the motor vibrates, rotatory vibration damping unit and horizontal vibration damping unit receive the excitation respectively, rotatory oscillator produces tangential rotatory swing vibration because of self mass inertia, first elastic component provides rotatory oscillator and resumes the first restoring force of normal position, first restoring force makes rotatory oscillator produce with the reverse vibration of motor in tangential rotatory oscillation direction, horizontal oscillation oscillator produces horizontal swing vibration because of self mass inertia, second elastic component provides horizontal oscillation oscillator and resumes the second restoring force of normal position, second restoring force makes horizontal oscillation oscillator produce with the reverse vibration of motor in horizontal oscillation direction, thereby form mechanical cancellation in tangential rotatory oscillation and horizontal oscillation direction respectively, reach the mesh of multidimension degree damping or vibration absorption.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic diagram of an exploded construction of a multi-dimensional vibration reduction mechanism according to an embodiment of the present utility model.
Fig. 2 is an exploded view of a rotary vibration damping unit according to another embodiment of the present utility model.
Fig. 3 is an exploded view of a rotary vibration damping unit according to another embodiment of the present utility model.
FIG. 4 is a schematic diagram of the connection structure of a motor assembly and a multi-dimensional vibration reduction mechanism according to an embodiment of the present utility model.
Fig. 5 is a schematic cross-sectional view of an electric toothbrush according to an embodiment of the present utility model.
FIG. 6 is a schematic view of the distribution of the multi-dimensional vibration reduction mechanism inside the handle according to an embodiment of the present utility model.
FIG. 7 is a schematic view of the distribution of a multi-dimensional vibration reduction mechanism within a handle according to another embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the utility model discloses a multi-dimensional vibration damping mechanism 10 for an electric vibration tool, which comprises a fixed bracket 11, a rotary swing vibration damping unit 12 and a left-right swing vibration damping unit 13, wherein the rotary swing vibration damping unit 12 comprises a first elastic component 122 and a rotary swing vibrator 121, the first elastic component 122 is arranged on the fixed bracket 11, and the rotary swing vibrator 121 is connected with the first elastic component 122; the left-right swing vibration reduction unit 13 comprises a second elastic component 132 and a left-right swing vibrator 131, the second elastic component 132 is arranged on the fixed bracket 11, and the left-right swing vibrator 131 is connected with the second elastic component 132; when the motor 41 of the electric vibration tool vibrates, the multi-dimensional vibration reduction assembly is excited by the motor 41 to generate vibration, the rotary oscillating vibrator 121 generates tangential rotary oscillating vibration due to self mass inertia, the first elastic assembly 122 provides a first restoring force for restoring the rotary oscillating vibrator 121 to the original position, the first restoring force enables the rotary oscillating vibrator 121 to generate vibration opposite to the motor 41 in the rotary oscillating direction, the left and right oscillating vibrator 131 generates left and right oscillating vibration due to self mass inertia, the second elastic assembly 132 provides a second restoring force for restoring the left and right oscillating vibrator 131 to the original position, and the second restoring force enables the left and right oscillating vibrator 131 to generate vibration opposite to the motor 41 in the left and right oscillating direction. The rotary vibration damping unit 12 and the left-right vibration damping unit 13 form mechanical counteraction in tangential rotation and left-right vibration directions respectively, so as to achieve the purpose of multi-dimensional vibration damping or vibration damping. The fixing bracket 11 is used for installing the swing vibration damping unit 12 and the swing vibration damping unit 13 so that the vibration damping mechanism is integrated, and the vibration damping mechanism is conveniently assembled outside the handle 20. The vibration frequencies of the swing vibrator 121 and the swing vibrator 131 are equivalent to the vibration frequency of the motor 41.
Referring to fig. 5, in a specific embodiment, the electric vibration tool is an electric toothbrush, including the multi-dimensional vibration absorbing mechanism, the electric toothbrush further includes a handle 20, a toothbrush head 30, a motor assembly 40, a battery 50 and a control main board 60, a containing cavity is provided in the handle 20, the motor assembly 40, the battery 50 and the control main board 60 are all contained in the containing cavity, the motor assembly 40 includes a motor 41 and an output shaft 42, the output shaft 42 extends out from an end of the handle 20 and is connected with the toothbrush head 30, the motor 41 drives the output shaft 42 to eccentrically rotate, and the output shaft 42 eccentrically rotates to drive the toothbrush head 30 to swing left and right. The multi-dimensional vibration damping mechanism 10 is also accommodated in the accommodating chamber, the multi-dimensional vibration damping mechanism 10 and the motor assembly 40 are coaxially arranged, and after the multi-dimensional vibration damping mechanism 10 is installed in the accommodating chamber, the rotary oscillating vibrator 121 is symmetrical about the output shaft 42 of the motor 41 (or the oscillation center line of the motor), and the rotary oscillating vibrator 121 performs tangential rotary reciprocating motion with the output shaft 42 as a rotation center axis so as to cancel or partially cancel tangential rotary vibration generated by the motor 41. The left-right swinging vibrator 131 is located on the swinging center line of the motor, and the left-right swinging vibrator 131 reciprocates in the left-right swinging direction (i.e., the direction perpendicular to the output shaft 42) to cancel or partially cancel the left-right swinging vibration generated by the motor 41.
In another embodiment, the electric vibration tool is an electric massage tool, and the electric massage tool further comprises a handle 20, a massage head, a motor assembly 40, a battery 50 and a control main board 60, wherein an accommodating cavity is formed in the handle 20, the motor assembly 40, the battery 50 and the control main board 60 are all accommodated in the accommodating cavity, the motor assembly 40 comprises a motor 41 and an output shaft 42, the output shaft 42 extends out of the end part of the handle 20 and is connected with the massage head, the motor 41 drives the output shaft 42 to eccentrically rotate, and the output shaft 42 eccentrically rotates to drive the massage head to swing left and right.
Referring to fig. 1 to 3, in a specific embodiment, the first elastic component 122 includes first cantilever ends 1221, the first cantilever ends 1221 are connected to the rotary oscillating vibrators 121, the number of the first cantilever ends 1221 is at least 1, at least one rotary oscillating vibrator 121 is disposed on each first cantilever end 1221, the first cantilever ends 1221 are distributed symmetrically with respect to the output shaft 42, and the rotary oscillating vibrators 121 are distributed symmetrically with respect to the output shaft 42.
Referring to fig. 1 to 3, in an embodiment, the second elastic component 132 includes second cantilever ends 1321, where the second cantilever ends 1321 are connected to the left-right swinging vibrators 131, the number of the second cantilever ends 1321 is at least 1, and at least one left-right swinging vibrator 131 is disposed on each second cantilever end 1321.
Referring to fig. 1 and 2, in a specific embodiment, the first elastic component 122 includes a first cantilever beam 1224 and a second cantilever beam 1227, where the first cantilever beam 1224 has a first end 1225 and a second end 1226 that are disposed opposite, the second cantilever beam 1227 has a third end 1228 and a fourth end 1229 that are disposed opposite, the first end 1225 and the third end 1228 are connected to form a first cantilever end 1221, the second end 1226 and the fourth end 1229 are connected to the fixed support 11, respectively, and the first cantilever end 1221 is provided with a rotary oscillating vibrator 121. During vibration, the rotary oscillating vibrator 121 rotates and oscillates along a tangential direction, the first cantilever beam 1224 and the second cantilever beam 1227 are respectively in a compressed state and a stretched state, when in the compressed state, a damping effect is provided, when compressed and stretched to a maximum displacement position, the first cantilever beam 1224 and the second cantilever beam 1227 respectively provide restoring force for restoring the rotary oscillating vibrator 121 to the original position, the first cantilever beam 1224 and the second cantilever beam 1227 are symmetrical relative to the output shaft 42, and the first cantilever end 1221 is located on the axis of the output shaft 42.
Referring to fig. 1, further, in an embodiment, the second end 1226 and the fourth end 1229 are respectively connected to the middle position of the fixed bracket 11, and the first cantilever 1224 and the second cantilever 1227 are respectively linear.
In this embodiment, the first elastic component 122 further includes a first supporting beam 123 connected to the first cantilever beam 1224 and a second supporting beam 124 connected to the second cantilever beam 1227, where the first supporting beam 123 is disposed on a side of the first cantilever beam 1224 away from the second cantilever beam 1227, and the second supporting beam 124 is disposed on a side of the second cantilever beam 1227 away from the first cantilever beam 1224, and the first supporting beam 123 and the second supporting beam 124 can respectively improve damping and restoring force of the first cantilever beam 1224 and the second cantilever beam 1227 during vibration.
Referring to fig. 2, in another embodiment, the second end 1226 and the fourth end 1229 are respectively connected to opposite distal ends of the fixed bracket 11, and the first cantilever 1224 and the second cantilever 1227 are respectively curved, which enhances the elasticity of the first cantilever 1224 and the second cantilever 1227.
Referring to fig. 1 and 2, in the above two embodiments, one rotary pendulum 121 located on the axis of the output shaft 42 may be provided at the first cantilever end 1221, or two or more rotary pendulum 121 may be provided, and when a plurality of rotary pendulum 121 are provided, the rotary pendulum 121 is distributed symmetrically with respect to the output shaft 42, preferably, two sides of the first cantilever end 1221 symmetrical with respect to the output shaft 42 are respectively provided with one rotary pendulum 121, and the connection direction of the two rotary pendulum 121 is the same as the direction from the first cantilever 1224 to the second cantilever 1227, so that the elastic force in the direction from the first cantilever 1224 to the second cantilever 1227 can be improved.
The materials of the first cantilever 1224 and the second cantilever 1227 are plastic materials or metal materials, respectively. Preferably, in this embodiment, the first cantilever 1224 and the second cantilever 1227 are made of plastic materials and are integrally formed with the fixing bracket 11.
Referring to fig. 3, in another embodiment, the first elastic component 122 includes a symmetrical elastic piece, where the symmetrical elastic piece is symmetrical with respect to a swing center line of the motor (or an axis when the output shaft is stationary), at least one of two opposite ends of the symmetrical elastic piece along the swing center line of the motor is a fixed end 1222, the fixed end 1222 is connected to the fixed bracket 11, the symmetrical elastic piece is provided with two first cantilever ends 1221 symmetrical with respect to the swing center line away from the swing center line of the motor, and the two first cantilever ends 1221 are respectively connected to a rotary swing vibrator 121.
Referring to fig. 3, further, the symmetrical elastic piece is a cross elastic piece, two opposite ends of the cross elastic piece are fixed ends 1222, the fixed ends 1222 are connected with the fixed bracket 11, the other two opposite ends of the cross elastic piece are first cantilever ends 1221 respectively, and the two first cantilever ends 1221 are connected with a rotary swinging vibrator 121 respectively. During vibration, the two rotary pendulum oscillators 121 vibrate in a tangential rotary pendulum manner, the two first cantilever ends 1221 are bent first, the beam 1223 between the two fixed ends 1222 is damped, and then the beam 1223 between the two fixed ends 1222 is driven to also twist and bend, and when the two first cantilever ends 1221 reach the maximum displacement, the two first cantilever ends 1221 provide a restoring force for restoring the rotary pendulum oscillators 121 to the original position, and the restoring force causes the rotary pendulum oscillators 121 to vibrate in a tangential direction opposite to the motor 41. The two first cantilevered ends 1221 each meet at a midpoint of the beam 1223 between the two fixed ends 1222. The thickness of the cross elastic piece is much smaller than the width of the beam 1223 or the width of the two first cantilever ends between the two fixed ends 1222, improving the elastic force of the cross elastic piece in the thickness direction.
In other embodiments, the symmetrical elastic sheet may also include a reinforcing rib structure or a reinforcing hollow structure.
Preferably, the fixing bracket 11 is provided with a clamping groove 111 for clamping the fixing end 1222, so that the assembly is convenient.
Preferably, the symmetrical elastic sheet/cross elastic sheet is a metal sheet or a synthetic rigid material (such as engineering plastics, etc.), preferably, the Young's modulus of the symmetrical elastic sheet/cross elastic sheet is higher than 2000MPa.
Referring to fig. 1, in a specific embodiment, the second elastic component 132 includes a third cantilever beam 1322, one end of the third cantilever beam 1322 is connected to the fixed support 11, the other end of the third cantilever beam 1322 is a second cantilever end 1321, and the third cantilever beam 1322 is in a circular hook shape. The second cantilever end 1321 is connected to the left-right swinging vibrator 131. The third cantilever beam 1322 is in a circular hook shape, on one hand, can provide larger restoring force and damping effect, on the other hand, compared with a linear type, the circular hook shape can provide longer cantilever ends of the third cantilever beam 1322 in a limited space so as to provide enough elastic force.
In each of the above embodiments, the rotary pendulum 121 and the horizontal pendulum 131 are each a metal weight.
Referring to fig. 4, in a specific embodiment, the multi-dimensional damping mechanism is directly and rigidly connected to the motor assembly 40, the multi-dimensional damping mechanism is disposed at an end of the motor assembly 40 facing away from the output shaft 42, and the fixing bracket 11 is provided with a locking structure 112 in locking connection with the motor assembly 40, so that the locking structure 112 is convenient for positioning. To enhance the rigidity of the connection of the multi-dimensional shock absorbing mechanism to the motor assembly 40, glue may also be dispensed at the connection. Of course, the connection may be achieved by dispensing alone. In other embodiments, the connection may be achieved by a fastener such as a bolt, and the fixing bracket 11 is provided with a bolt mounting hole 113 to achieve the bolt connection. In this embodiment, the multi-dimensional vibration absorbing mechanism and the motor assembly 40 form a new vibration absorbing motor assembly 40, the motor 41 swings to directly drive the rotary oscillating vibrator 121 and the left-right oscillating vibrator 131 of the multi-dimensional vibration absorbing mechanism 10 to oscillate, and the rotary oscillating vibrator 121 and the left-right oscillating vibrator 131 oscillate to generate opposite phase differences with the swing of the motor 41 in the tangential rotation direction and the left-right oscillation direction respectively, so as to form mechanical cancellation, thereby achieving the multi-dimensional vibration absorbing or damping effect.
Referring to fig. 6 and 7, in another embodiment, the multi-dimensional vibration absorbing mechanism is indirectly and rigidly connected to the motor assembly 40, the electric vibration tool further includes a main frame 70, the motor assembly 40, the multi-dimensional vibration absorbing mechanism 10, the battery 50 and the control main board 60 are all mounted on the main frame 70, then the main frame 70 is mounted in the accommodating cavity of the handle 20, the motor assembly 40 transmits the vibration to the main frame 70, and the main frame 70 transmits the vibration to the multi-dimensional vibration absorbing mechanism. The multi-dimensional vibration damping mechanism 10 may be provided at any position of the mainframe bracket 70, and the multi-dimensional vibration damping mechanism 10 is preferably provided at a position where the strongest vibration feeling is generated when the motor 41 swings.
In another embodiment, the fixing bracket 11 and the main frame bracket 70 are combined into a structure, i.e. the first elastic component 122, the rotary swing vibrator 121, the second elastic component 132 and the left and right swing vibrator 131 are all mounted on the main frame bracket 70, or the motor component 40, the battery 50 and the control main board 60 are all mounted on the fixing bracket 11.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. A multi-dimension vibration damping mechanism for an electric vibration tool is characterized by comprising a fixed bracket, a rotary swing vibration damping unit and a left-right swing vibration damping unit,
the rotary swing vibration reduction unit comprises a first elastic component and a rotary swing vibrator, the first elastic component is arranged on the fixed support, and the rotary swing vibrator is connected with the first elastic component;
the left-right swinging vibration reduction unit comprises a second elastic component and a left-right swinging vibrator, the second elastic component is arranged on the fixed support, and the left-right swinging vibrator is connected with the second elastic component;
when the motor of the electric vibration tool vibrates, the multidimensional vibration reduction mechanism is excited by the motor to generate vibration, the rotary oscillating vibrator generates tangential rotary oscillating vibration due to self mass inertia, the first elastic component provides a first restoring force for restoring the rotary oscillating vibrator to the original position, the first restoring force enables the rotary oscillating vibrator to generate vibration opposite to the motor in the rotary oscillating direction, the left-right oscillating vibrator generates left-right oscillating vibration due to self mass inertia, the second elastic component provides a second restoring force for restoring the left-right oscillating vibrator to the original position, and the second restoring force enables the left-right oscillating vibrator to generate vibration opposite to the motor in the left-right oscillating direction.
2. The multi-dimensional vibration reduction mechanism according to claim 1, wherein the first elastic assembly comprises a first cantilevered end connected to the rotary pendulum;
the second elastic component comprises a second cantilever end, and the second cantilever end is connected with the left-right swinging vibrator.
3. The multi-dimensional vibration damping mechanism according to claim 2, wherein the first elastic component comprises a symmetrical elastic piece, the symmetrical elastic piece is symmetrical with respect to a swing center line of the motor, at least one of two opposite ends of the symmetrical elastic piece along the swing center line is a fixed end, the fixed end is connected with the fixed bracket, the symmetrical elastic piece is further provided with two first cantilever ends far away from the swing center line, the two first cantilever ends are symmetrical with respect to the swing center line, and the two first cantilever ends are respectively connected with one rotary swing vibrator.
4. The multi-dimensional vibration reduction mechanism according to claim 2, wherein the first elastic assembly comprises a first cantilever beam having oppositely disposed first and second ends and a second cantilever beam having oppositely disposed third and fourth ends, the first and third ends being connected to form the first cantilever end, the second and fourth ends being connected to the fixed bracket, respectively.
5. The multi-dimensional vibration reduction mechanism according to claim 4, wherein the second and fourth ends are respectively connected to opposite, distal ends of the fixed bracket, and the first and second cantilever beams are respectively arcuate.
6. The multi-dimensional vibration reduction mechanism according to claim 4, wherein the second and fourth ends are respectively connected to intermediate positions of the fixed support, and the first and second cantilever beams are respectively rectilinear.
7. The multi-dimensional vibration reduction mechanism according to claim 6, wherein the first elastic assembly further comprises a first support beam connected to the first cantilever beam and a second support beam connected to the second cantilever beam, the first support beam being disposed on a side of the first cantilever beam remote from the second cantilever beam, the second support beam being disposed on a side of the second cantilever beam remote from the first cantilever beam.
8. The multi-dimensional vibration reducing mechanism according to any one of claims 4 to 7, wherein the first cantilever end is provided with one of the rotary pendulum vibrators on each side thereof.
9. The multi-dimensional vibration reduction mechanism according to any one of claims 2 to 7, wherein the second elastic component comprises a third cantilever beam, one end of the third cantilever beam is connected to the fixed support, the other end of the third cantilever beam is the second cantilever end, and the third cantilever beam is in a rounded hook shape.
10. An electric vibration tool comprising the multi-dimensional vibration reduction mechanism according to any one of claims 1 to 9.
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| CN202223529718.9U CN219139695U (en) | 2022-12-23 | 2022-12-23 | Multi-dimensional vibration reduction mechanism and electric vibration tool |
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| CN202223529718.9U CN219139695U (en) | 2022-12-23 | 2022-12-23 | Multi-dimensional vibration reduction mechanism and electric vibration tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024131871A1 (en) * | 2022-12-23 | 2024-06-27 | 深圳市云顶信息技术有限公司 | Vibration reduction mechanism and electric vibration tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024131871A1 (en) * | 2022-12-23 | 2024-06-27 | 深圳市云顶信息技术有限公司 | Vibration reduction mechanism and electric vibration tool |
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