CN206948604U - A kind of electric-conductor and sound-producing device - Google Patents
A kind of electric-conductor and sound-producing device Download PDFInfo
- Publication number
- CN206948604U CN206948604U CN201720753565.6U CN201720753565U CN206948604U CN 206948604 U CN206948604 U CN 206948604U CN 201720753565 U CN201720753565 U CN 201720753565U CN 206948604 U CN206948604 U CN 206948604U
- Authority
- CN
- China
- Prior art keywords
- electrical connection
- connection section
- electric
- conductor
- pars intermedia
- 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.)
- Withdrawn - After Issue
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a kind of electric-conductor and sound-producing device.The electric-conductor includes the first electrical connection section and the second electrical connection section positioned at both ends, and for connecting the pars intermedia of first electrical connection section and the second electrical connection section, first electrical connection section and the second electrical connection section are made up of stainless steel, the pars intermedia is less than stainless steel by impedance value, and magnetic conductivity is weaker than the material of stainless steel and is made.A technical problem to be solved in the utility model is that the electric-conductor overall impedance for turning on electronic component with external circuit is big, permeability is high.
Description
Technical field
Electroacoustic techniques field is the utility model is related to, more specifically, the utility model is related to a kind of electric-conductor and sounding dress
Put.
Background technology
The electronic products such as existing sound-producing device generally comprise the electric-conductor being molded in its housing, the electronics in electronic product
Element is electrically connected by electric-conductor and external circuit.
Especially, in sound-producing device, its vibration component generally comprises voice coil loudspeaker voice coil.Electric-conductor in its shell is molded by sound
Circle is electrically connected with external circuit, to input sound electric signal.
Be provided with electric-conductor and be used for the pad that welds together with voice coil leads, and for touching on outside tactile disk
The bending part of point elasticity contact.Thus, existing electric-conductor is typically made up of stainless steel, with ensure the hardness of electric-conductor with
And the reliability of bending.
But electric-conductor is made up of stainless steel completely, the overall impedance value of electric-conductor can be caused big, cause signal to pass
That passs is obstructed.In practice, the impedance value of electric-conductor is generally higher than 0.08 Ω completely made of stainless steel.
Especially, the vibration component of sound-producing device is typically electrically connected by electric-conductor and external circuit.Electric-conductor
Impedance value conference influences the transmission of signal, causes sensitivity low, and then influences acoustical behavior.
In addition, stainless steel permeability is high, the integrated antenna performance of the electronic products such as sound-producing device can be influenceed.
Therefore, it is necessary to existing electric-conductor is improved.
Utility model content
A purpose of the present utility model is to provide a kind of new solution of electric-conductor and sound-producing device.
According to first aspect of the present utility model, there is provided a kind of electric-conductor.The electric-conductor includes first positioned at both ends
Electrical connection section and the second electrical connection section, and for connecting the pars intermedia of first electrical connection section and the second electrical connection section, institute
State the first electrical connection section and the second electrical connection section is made up of stainless steel, the pars intermedia is less than stainless steel by impedance value
Matter, and magnetic conductivity is weaker than the material of stainless steel and is made.
Alternatively, first electrical connection section is the welding disk of plane, and second electrical connection section is that elasticity can occur
The kink of deformation, and the kink is provided with contact.
Alternatively, second electrical connection section includes being used to make the contact and the first of external electrical connections Elastic Contact
Crooked place.
Alternatively, second electrical connection section includes being used for the second crooked place for being molded the contact.
Alternatively, first electrical connection section is the welding disk of plane, and second electrical connection section is the welding disk of plane.
Alternatively, the material of the pars intermedia is copper or copper alloy.
Alternatively, the overall impedance value of the electric-conductor is less than 0.04 Ω.
Alternatively, the pars intermedia respectively with first electrical connection section and the second electrical connection section laser welding or riveting
It is fixed.
According to second aspect of the present utility model, there is provided a kind of sound-producing device.The sound-producing device includes：Housing；Storage
In magnetic circuit component and vibration component in the housing, the vibration component includes vibrating diaphragm and the voice coil loudspeaker voice coil being fixed on vibrating diaphragm；With
And above-mentioned electric-conductor, the lead of the voice coil loudspeaker voice coil are connected with the first electrical connection section of the electric-conductor, the second electricity of the electric-conductor
Connecting portion electrically connects with external electrical connections.
Alternatively, together with the electric-conductor is molded as inserts with the housing；
Or the electric-conductor is installed together with the housing buckle.
In electric-conductor and sound-producing device provided by the utility model, the first electrical connection section and the second electrical connection section of electric-conductor
It is made up of stainless steel, its hardness can be ensured, the reliability electrically connected between electric-conductor and miscellaneous part can be ensured.
The pars intermedia material impedance value of electric-conductor is less than stainless steel, and electric-conductor overall impedance value is small, and signal transmission is led to
Freely.The magnetic conductivity of pars intermedia material is weaker than stainless steel, can effectively reduce the influence to antenna performance.
The vibration component of sound-producing device is electrically connected by electric-conductor with external electrical connections, and signal transmits unobstructed, sensitivity
Height, tonequality are good；Magnetic conductivity is weak, and the influence to antenna performance is small.
Therefore, the technical assignment or technical problem to be solved that the utility model to be realized are people in the art
It is that member never expects or it is not expected that, therefore the utility model is a kind of new technical scheme.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
It is combined in the description and the accompanying drawing of a part for constitution instruction shows embodiment of the present utility model, and
And it is used to explain principle of the present utility model together with its explanation.
Fig. 1 is the structural representation of the electric-conductor provided in a kind of embodiment of the utility model；
Fig. 2 is the structural representation of the sound-producing device provided in a kind of embodiment of the utility model；
Fig. 3 is the structural representation of the vibration component and electric-conductor provided in a kind of embodiment of the utility model；
Fig. 4 is the exploded view of the sound-producing device provided in a kind of embodiment of the utility model.
Wherein, 10：Electric-conductor；100：First electrical connection section；101：Pars intermedia；102：Second electrical connection section；1020：First
Crooked place；1021：Second crooked place；1022：Contact；1023：3rd crooked place；11：Voice coil loudspeaker voice coil；110：Lead；12：Shake
Film；13：Magnetic circuit component；14：Housing；140：Upper casing；141：Middle shell；142：Lower casing.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：It is unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
The utility model provides a kind of electric-conductor, and the electric-conductor can be applied in electronic product, and the electric-conductor can incite somebody to action
Electronic component in electronic product is electrically connected with external electrical connections, to input or export electric signal.Reference picture 1,
The electric-conductor 10 includes the first electrical connection section 100, the electrical connection section 102 of pars intermedia 101 and second.First electrical connection section
100 and second electrical connection section 102 respectively be located at the electric-conductor 10 end positions.The pars intermedia 101 is located at described first
Between the electrical connection section 102 of electrical connection section 100 and second.First electrical connection section 100 passes through the pars intermedia 101 and described the
Two electrical connection sections 102 link together.
First electrical connection section 100, the second electrical connection section 102 are made up of stainless steel.For example, described first is electrically connected
Socket part 100 can be made of SUS301H high-hardness stainless steels.The high mechanical strength of stainless steel, it can ensure that first is electrically connected
The hardness of socket part 100, the second electrical connection section 102, it is reliable so as to ensure to electrically connect between the electric-conductor 10 and miscellaneous part
Property.
The pars intermedia 101 is less than stainless steel by impedance value and magnetic conductivity is weaker than the material system of stainless steel
Into.So, the impedance value of the material of pars intermedia 101 is relatively low, can reduce the overall impedance value of the electric-conductor 10, electric signal
Transmit more unobstructed, the high sensitivity of electronic component.The magnetic conductivity of the material of pars intermedia 10 is weaker than stainless steel, can be effective
Reduce the influence to product antenna performance.
In one example, the conduction that is made up of first electrical connection section 100, the second electrical connection section 102 and pars intermedia 101
The overall impedance value of part 10 is smaller than 0.04 Ω.In concrete practice, the entirety of electric-conductor 10 completely made of stainless steel
Resistance is generally higher than 0.08 Ω, and signal transmission is obstructed, and the sensitivity of electronic component is low.When the pars intermedia 101 is by impedance value
When relatively low material is made, the overall impedance value of the electric-conductor 10 is less than 0.04 Ω, and signal transmits unobstructed, the spirit of electronic component
Sensitivity is high.
The specific material of the pars intermedia 101 can have a variety of.
In one example, the pars intermedia 101 can be made up of copper material.Copper material has good electric conductivity, can drop
The overall impedance of the low electric-conductor 10.Moreover, copper material can effectively reduce the influence to antenna performance without magnetic conductivity.
In one example, the pars intermedia 101 can be made up of the relatively low Copper alloy material of impedance value.For example, the copper closes
Gold can be brass, phosphor bronze etc..
In one example, the pars intermedia 101 can be made up of the material of surface gold-plating.
In one example, the pars intermedia 101 can also be made up jointly of the relatively low material of a variety of resistances.Between various material
It can be linked together by modes such as laser welding, rivetings.
Electrically connected between the electric-conductor 10 and miscellaneous part.First electrical connection section 100, the second electrical connection section 102
Concrete structure and combination can have it is a variety of.
In one example, first electrical connection section 100 is the welding disk of plane.Second electrical connection section 102 is also
The welding disk of plane.Pad is equipped with the welding disk.The electrical connection section 102 of first electrical connection section 100 and second divides
Do not welded by the pad and miscellaneous part, to be electrically connected.The welding disk is made up of stainless steel, and machinery is strong
Degree is high, can ensure the hardness of pad, be unlikely to deform.
In another example, with reference to figure 1, first electrical connection section 100 is the welding disk of plane.Set on the welding disk
There is pad.First electrical connection section 100 is welded by the pad and miscellaneous part, high mechanical strength, can ensure pad
Hardness, be unlikely to deform.Second electrical connection section 102 is that elastically-deformable kink can occur.Moreover, the kink
It is provided with contact 1022.Second electrical connection section 102 is electrically connected by the contact with external electrical connections.It is described
Second electrical connection section 102 is made up of stainless steel, high mechanical strength, can ensure that the reliability of bending is high.
Second electrical connection section 102 is at least bent once, to enable the contact 1022 and external component elastic connecting
Touch.For example, external electrical connections can be tactile disk, the contact 1022 is with outside tactile disk Elastic Contact to be electrically connected.
In the embodiment, second electrical connection section 102 can be the laminated structure of thinner thickness.Second electrical connection section
102 include the first crooked place 1020.In first crooked place 1020, bent along the thickness direction of the electric-conductor 10,
To be molded the kink.Second electrical connection section 102 is divided for Part I and second by first crooked place 1020
Part.The contact 1022 is located at the Part I.The pars intermedia 101 passes through the Part II and the Part I
Connection.
Second electrical connection section 102 can produce elastic deformation after bending, the contact on second electrical connection section 102
1022 can be with external electrical connections Elastic Contact.For example, first crooked place 1020 can curved structure after bending.Example
Such as, the angle between the Part I and Part II is smaller than 90 degree.
Electronic component in electronic product is electrically connected by the electric-conductor 10 with external electrical connections.Electronics member
Part electrically connects with first electrical connection section 100, and second electrical connection section 102 is electrically connected with external electrical connections.
For example, the pars intermedia 101 can be the laminated structure with certain length, by first electrical connection section 100 and described the
Two electrical connection sections 102 link together.
The generation type of the contact 1022 can have a variety of.
In one example, salient point can be directly provided with second electrical connection section 102.
In another example, with reference to figure 1, second electrical connection section 102 may include for being molded the contact 1022
Second crooked place 1021.In second crooked place 1021, bent along the thickness direction of the electric-conductor, with described in shaping
Contact 1022.For example, along second crooked place 1021 bend after, second electrical connection section 102 can it is curved, folding shape or
Person's other shapes.
First electrical connection section 100, the second electrical connection section 102 and the pars intermedia 101 are made up of unlike material.It is described
Pars intermedia 101 needs to link together with first electrical connection section 100, the second electrical connection section 102 respectively.Connection side between it
Formula can have a variety of.
In one example, the pars intermedia 101 can swash with first electrical connection section 100, the second electrical connection section 102 respectively
Flush weld is connected together.The solderable different physical property metals of laser welding, also with workpiece deformation is small, weld strength is high, surface state
The advantages that good.
In one example, the pars intermedia 101 can respectively with first electrical connection section 100, the riveting of the second electrical connection section 102
Connect and be fixed together.
The utility model additionally provides a kind of sound-producing device.Referring to figs. 1 to Fig. 3, the sound-producing device includes housing 14, practicality
The electric-conductor 10 of new offer and the magnetic circuit component and vibration component being accommodated in the housing 14.The vibration component bag
Include vibrating diaphragm 12 and the voice coil loudspeaker voice coil 11 being fixed on the vibrating diaphragm 12.The lead 110 of the voice coil loudspeaker voice coil 11 is by the electric-conductor 10 and outside
Portion's electrical connector is electrically connected.
Specifically, a pair of lead wires 110 is included with reference to figure 3, the voice coil loudspeaker voice coil 11.The quantity of the electric-conductor 10 has two.One
The lead 110 is respectively welded on the first electrical connection section 100 of the electric-conductor 10.The second of the electric-conductor 10 is electrically connected
Fitting 102 is electrically connected with external electrical connections.So, a pair of leads 110 pass through two electric-conductors respectively
10 are electrically connected with external circuit.
Alternatively, with reference to figure 2, together with the electric-conductor 10 can be molded as inserts with the housing 14.It is for example, described
Electric-conductor 10 can be molded in the shell wall of the housing 14.For example, the surface of the electric-conductor 10 can coating.
Alternatively, the electric-conductor 10 is installed together with the buckle of housing 14.For example, in the shell wall of the housing 14
In can be provided with neck, the installation of electric-conductor 10 with the neck.
The concrete structure of the magnetic circuit component can use prior art, and therefore not to repeat here.
The concrete structure of the housing 14 can have a variety of.For example, the sound-producing device can be loudspeaker monomer or raise
Sound device module etc..
In one example, with reference to figure 4, the housing 14 may include upper casing 140, lower casing 142 and positioned at the upper casing 140 with
Middle shell 141 between lower casing 142.The upper casing 140, middle shell 141 and lower casing 142 are with accommodating chamber, the He of magnetic circuit component 13
Vibration component is accommodated in the accommodating chamber.Together with the electric-conductor 10 is used as inserts to be molded with the middle shell 141.Described
Either lower casing 142 is provided with the escape groove or avoiding space for being used for passing second electrical connection section 102 to upper casing 140.
First electrical connection section 100, the structure of the second electrical connection section 100 can have a variety of.
In one example, with reference to figure 1, Fig. 2, first electrical connection section 100 is the welding disk of plane.Described second is electrically connected
Socket part 102 is that elastically-deformable kink can occur.The kink is provided with contact 1022.Second electrical connection section
102 pass the housing 14, so that the contact 1022 and external electrical connections Elastic Contact.For example, external electrical connections can
For tactile disk.
In the embodiment, second electrical connection section 102 pass the housing 14 mode can have it is a variety of.Alternatively,
With reference to figure 2, escape groove is provided with the housing 14.The part of second electrical connection section 102 passes the escape groove.Example
Such as, the position of the contact 1022 can be above the outer surface of housing 14 of the escape groove the week side of boss.
In the embodiment, the contact 1022 on second electrical connection section 102 need to be connected electrically in one with external electrical connections
Rise.Alternatively, the 3rd crooked place 1023 can also be included referring to figs. 1 to Fig. 3, second electrical connection section 102.Described 3rd
Crooked place 1023 is between the pars intermedia 101 and first crooked place 1020.In the 3rd crooked place
1023, bent along the width of the pars intermedia 101.So, can make between the contact 1022 and external electrical connections
Position is corresponding.
In addition, referring to figs. 1 to Fig. 3, due to the limitation of housing 14 structure, external electrical connections position, the centre
101 bent setting of portion.
The crooked place material of the pars intermedia 101 can be consistent with other positions material.For example, the pars intermedia
101 all can be made up of copper material.
The crooked place material of the pars intermedia 101 also can be different from other positions material.For example, the pars intermedia 101
Crooked place material can be made up of the high mechanical properties material such as stainless steel.
So, designed by the bending of the pars intermedia 101, it is described make it that first electrical connection section 100 corresponds to
The position of sound-producing device component, second electrical connection section 102 correspond to the position of external electrical connections.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that example above merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
Modify.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of electric-conductor, it is characterised in that including positioned at first electrical connection section (100) at both ends and the second electrical connection section
(102), and for connecting the pars intermedia (101) of first electrical connection section (100) and the second electrical connection section (102),
First electrical connection section (100) and the second electrical connection section (102) are made up of stainless steel,
The pars intermedia (101) is less than stainless steel by impedance value, and magnetic conductivity is weaker than the material of stainless steel and is made.
2. electric-conductor according to claim 1, it is characterised in that first electrical connection section (100) is the pad of plane
Portion, is elastically-deformable kink can occur for second electrical connection section (102), and the kink is provided with contact
(1022)。
3. electric-conductor according to claim 2, it is characterised in that second electrical connection section (102) includes being used to make institute
State the first crooked place (1020) of contact (1022) and external electrical connections Elastic Contact.
4. electric-conductor according to claim 2, it is characterised in that second electrical connection section (102) includes being used to be molded
The second crooked place (1021) of the contact (1022).
5. electric-conductor according to claim 1, it is characterised in that first electrical connection section (100) is the pad of plane
Portion, second electrical connection section (102) are the welding disk of plane.
6. electric-conductor according to claim 1, it is characterised in that the material of the pars intermedia (101) is that copper or copper close
Gold.
7. electric-conductor according to claim 1, it is characterised in that the overall impedance value of the electric-conductor (10) is less than 0.04
Ω。
8. electric-conductor according to claim 1, it is characterised in that the pars intermedia (101) is electrically connected with described first respectively
Socket part (100) and the second electrical connection section (102) laser welding or riveting are fixed.
A kind of 9. sound-producing device, it is characterised in that including：
Housing (14)；
Magnetic circuit component (13) and the vibration component being accommodated in the housing (14), the vibration component is including vibrating diaphragm (12) and admittedly
Due to the voice coil loudspeaker voice coil (11) on vibrating diaphragm (12)；And
Electric-conductor (10) according to any one of claim 1-8, lead (110) and the conduction of the voice coil loudspeaker voice coil (11)
The first electrical connection section (100) connection of part (10), the second electrical connection section (102) and external electrical connections of the electric-conductor (10)
Electrical connection.
10. sound-producing device according to claim 9, it is characterised in that the electric-conductor (10) is as inserts and the shell
Body (14) is molded together；
Or the electric-conductor (10) is installed together with the housing (14) buckle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720753565.6U CN206948604U (en) | 2017-06-26 | 2017-06-26 | A kind of electric-conductor and sound-producing device |
| PCT/CN2017/094747 WO2019000541A1 (en) | 2017-06-26 | 2017-07-27 | Electrically-conductive member and speaker device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720753565.6U CN206948604U (en) | 2017-06-26 | 2017-06-26 | A kind of electric-conductor and sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206948604U true CN206948604U (en) | 2018-01-30 |
Family
ID=61366785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720753565.6U Withdrawn - After Issue CN206948604U (en) | 2017-06-26 | 2017-06-26 | A kind of electric-conductor and sound-producing device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206948604U (en) |
| WO (1) | WO2019000541A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107222815A (en) * | 2017-06-26 | 2017-09-29 | 歌尔股份有限公司 | A kind of electric-conductor and sound-producing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4482353B2 (en) * | 2004-03-15 | 2010-06-16 | パイオニア株式会社 | Speaker device |
| KR100675023B1 (en) * | 2005-09-14 | 2007-01-30 | 주식회사 비에스이 | Condenser microphone and packaging method for the same |
| TWI322624B (en) * | 2006-11-03 | 2010-03-21 | Accton Technology Corp | Microphone |
| CN205081955U (en) * | 2015-07-24 | 2016-03-09 | 瑞声光电科技(常州)有限公司 | Loudspeaker module group |
| CN206433162U (en) * | 2017-01-12 | 2017-08-22 | 瑞声科技(新加坡)有限公司 | Loudspeaker module |
-
2017
- 2017-06-26 CN CN201720753565.6U patent/CN206948604U/en not_active Withdrawn - After Issue
- 2017-07-27 WO PCT/CN2017/094747 patent/WO2019000541A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107222815A (en) * | 2017-06-26 | 2017-09-29 | 歌尔股份有限公司 | A kind of electric-conductor and sound-producing device |
| CN107222815B (en) * | 2017-06-26 | 2023-08-04 | 歌尔股份有限公司 | Conductive piece and sounding device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019000541A1 (en) | 2019-01-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180130 Effective date of abandoning: 20230804 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180130 Effective date of abandoning: 20230804 |