CN112135223A - Electronic equipment with acoustics waterproof construction - Google Patents
Electronic equipment with acoustics waterproof construction Download PDFInfo
- Publication number
- CN112135223A CN112135223A CN202010968393.0A CN202010968393A CN112135223A CN 112135223 A CN112135223 A CN 112135223A CN 202010968393 A CN202010968393 A CN 202010968393A CN 112135223 A CN112135223 A CN 112135223A
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- China
- Prior art keywords
- shell
- waterproof
- connecting pipe
- ring
- acoustic
- 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
- 238000010276 construction Methods 0.000 title description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 31
- 239000012528 membrane Substances 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 15
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 description 11
- 239000003292 glue Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1058—Manufacture or assembly
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of acoustic waterproof structures, in particular to electronic equipment with an acoustic waterproof structure, which comprises a shell, wherein an integrated device, a circuit board, a microphone module and a lithium battery are arranged in the shell, the lithium battery and the circuit board are electrically connected with the integrated device, the microphone module is arranged on the circuit board, the outer side wall of the top of the shell is fixedly connected with a connecting pipe, a detachable silica gel earmuff is arranged on the connecting pipe, and a detachable fixing ring a is arranged at one end, far away from the shell, of the connecting pipe. The connecting pipe is provided with the waterproof breathable film a, so that audio can pass through the waterproof breathable film a, but liquid can be prevented from passing through the waterproof breathable film a, the situation that the liquid enters the inside of the shell through the connecting pipe is avoided, integrated components inside the shell are damaged, the normal operation of the Bluetooth headset is influenced, the waterproof performance of the whole Bluetooth headset is improved, and meanwhile, the transmission of the audio is not influenced.
Description
Technical Field
The invention relates to the technical field of acoustic waterproof structures, in particular to electronic equipment with an acoustic waterproof structure.
Background
An electronic device is to be interpreted basically as an electrical device consisting of microelectronic components. The electronic equipment is composed of electronic components such as integrated circuits, transistors, electron tubes and the like, and is used for playing a role by applying electronic technology (including) software, and comprises an electronic computer, a robot controlled by the electronic computer, a numerical control or program control system and the like.
The bluetooth headset is one of electronic devices, and is a hands-free headset using bluetooth technology, which enables a user to easily use the headset in various ways without being stumbled by wires. Since the advent, bluetooth headsets have been a good tool for improving efficiency of mobile commerce families, and have three types, namely, monaural, stereo and true wireless, including three specifications of HSP, HFP and A2 DP.
Along with the gradual popularity of bluetooth headset, the user's requirement to bluetooth headset is higher and higher to and require it to have good acoustic performance, have simultaneously to require to satisfy the waterproof requirement of high grade, and good acoustic performance and waterproof performance requirement all need to satisfy through seal structure. At present, most positions of only microphones on the existing Bluetooth headset have a waterproof function, the positions of receivers rarely have the waterproof function, and the conventional sealing structure mostly adopts the glue dispensing sealing mode such as hot melt glue and silica gel, but the fixing cost of the glue dispensing is higher, the glue dispensing is not reworked, the process requirement is high, and the later maintenance cost is high.
To this end, we propose an electronic device having an acoustically waterproof structure to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides electronic equipment with an acoustic waterproof structure, which briefly describes the technical effects achieved below.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electronic device with an acoustic waterproof structure comprises a shell, wherein an integrated device, a circuit board, a microphone module and a lithium battery are arranged in the shell, the lithium battery and the circuit board are electrically connected with the integrated device, the microphone module is installed on the circuit board, the outer side wall of the top of the shell is fixedly connected with a connecting pipe, a detachable silica gel earmuff is installed on the connecting pipe, a detachable fixing ring a is installed at one end, away from the shell, of the connecting pipe, a mounting groove corresponding to the connecting pipe is formed in one side, close to the connecting pipe, of the fixing ring a, a waterproof breathable film a is fixedly connected to the inner bottom of the mounting groove, and one end of the waterproof breathable film;
the detachable connection shell is installed to the bottom of casing, the bottom of casing is provided with the mounting groove a that corresponds with the connection shell, be provided with the module of charging that is used for lithium battery charging on the connection shell, the bottom of connection shell is provided with the sound collection hole that the microphone module corresponds, the interior bottom threaded connection of connection shell has the barrel, the microphone module is located the barrel, the interior bottom of connection shell is provided with the installing port that corresponds with the barrel, the installing port communicates with each other with the sound collection hole, the interior bottom fixedly connected with waterproof ventilated membrane b of barrel.
Further, the fixing ring a is sleeved on the outer side wall of one end, far away from the shell, of the connecting pipe in a threaded manner.
Further, one side inside wall fixedly connected with of solid fixed ring a keeps away from the connecting pipe separates the ash screen.
Further, sealing device includes sealing washer a and sealing washer b, the one end that the casing was kept away from to the connecting pipe is provided with the mounting groove b that corresponds with sealing washer b.
Further, the maximum diameter of the sealing ring a is larger than that of the sealing ring b, and the minimum diameter of the sealing ring a is larger than that of the sealing ring b and is larger than that of the sealing ring b.
Further, the inner top of the mounting groove a is provided with a waterproof ring a.
Further, the top of the cylinder body is fixedly sleeved with a fixing ring b.
Further, solid fixed ring b is connected with the interior bottom of connecting the shell through waterproof circle b, solid fixed ring b's bottom is provided with the mounting groove c that waterproof circle b corresponds, waterproof circle b fixed connection is at the interior bottom of connecting the shell.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the prior art, the connecting pipe is provided with the waterproof breathable film a, the waterproof breathable film can allow audio to pass through, but can prevent liquid from passing through, so that the situation that the liquid enters the inside of the shell through the connecting pipe to cause damage to integrated components inside the shell and influence the normal operation of the Bluetooth headset is avoided, the waterproof performance of the whole Bluetooth headset is improved, and meanwhile, the transmission of the audio is not influenced.
2. Compared with the prior art, the fixing ring a arranged on the connecting pipe can be detached, so that the whole fixing ring a can be replaced when the waterproof breathable film a arranged on the fixing ring a is damaged, the maintenance is convenient, and the maintenance cost is low.
3. Compared with the prior art, the detachable waterproof breathable film b is arranged on the connecting shell, the waterproof breathable film can allow audio to pass through, but can prevent liquid from passing through, so that the situation that the liquid enters the shell through the sound collecting hole to cause damage to integrated components inside the shell and influence the normal operation of the Bluetooth headset is avoided, the transmission of the audio is not influenced while the waterproof performance of the whole Bluetooth headset is improved, in addition, the detachable mode is adopted for connection, the damaged waterproof breathable film b is convenient to replace, the maintenance is convenient, and the maintenance cost is low.
4. Compared with the prior art, the water-proof barrel is arranged on the connecting shell in a threaded connection mode, and the outer side wall of the top of the barrel is connected with the inner bottom of the connecting shell through the fixing ring b and the water-proof ring b, so that the water-proof performance is guaranteed, and the barrel is convenient to mount and dismount.
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 specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of an electronic device with an acoustic waterproof structure according to the present invention;
fig. 2 is a schematic structural diagram of an unmounted silicone earmuff of an electronic device with an acoustic waterproof structure according to the present invention;
fig. 3 is a schematic view of a connection structure of a connection pipe, a sealing device, a fixing ring a, an ash screen and a waterproof breathable film a in an electronic device with an acoustic waterproof structure according to the present invention;
fig. 4 is a schematic structural diagram of a sealing device in an electronic device with an acoustic waterproof structure according to the present invention;
fig. 5 is a schematic view of a connection structure of a casing, a lithium battery, a charging module, a circuit board, a microphone module, a cylinder, a connection casing, a fixing ring b, a waterproof breathable film b and a waterproof ring b in the electronic device with an acoustic waterproof structure according to the present invention;
FIG. 6 is a schematic view of the structure at A in FIG. 5;
FIG. 7 is a schematic view of the structure at B in FIG. 6;
fig. 8 is a schematic view of a connection structure of a cylinder and a fixing ring b in an electronic device with an acoustic waterproof structure according to the present invention.
In the figure: 1. a housing; 2. a connecting pipe; 3. a silica gel earcap; 4. a connecting shell; 5. a fixed ring a; 6. an ash separation net; 7. a waterproof breathable film a; 8. a sealing device; 81. a sealing ring a; 82. a sealing ring b; 9. a lithium battery; 10. a waterproof ring a; 11. a charging module; 12. a circuit board; 13. a microphone module; 14. a barrel; 15. a fixing ring b; 16. a waterproof breathable film b; 17. and (b) a waterproof ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-8, an electronic device with an acoustic waterproof structure includes a housing 1, an integrated device, a circuit board 12, a microphone module 13 and a lithium battery 9 are disposed in the housing 1, the lithium battery 9 and the circuit board 12 are both electrically connected to the integrated device, the microphone module 13 is mounted on the circuit board 12, a connecting pipe 2 is fixedly connected to an outer side wall of a top portion of the housing 1, a detachable silica gel earmuff 3 is mounted on the connecting pipe 2, a detachable fixing ring a5 is mounted at one end of the connecting pipe 2 away from the housing 1, a mounting groove corresponding to the connecting pipe 2 is disposed at one side of the fixing ring a5 close to the connecting pipe 2, a waterproof breathable film a7 is fixedly connected to an inner bottom portion of the mounting groove, and one end;
It should be noted that the microphone module 13, the circuit board 12 for mounting the microphone module 13, the charging module 11, the integrated device, and the lithium battery 9 are all in the prior art, and will not be described in detail herein.
Waterproof ventilated membrane a7 is used for preventing that liquid from entering into casing 1's inside through the connecting pipe 2 of propagating speaker sound, and waterproof ventilated membrane a7 can allow the audio frequency to pass through, but can prevent liquid and pass through, avoids liquid to enter into casing 1's inside through connecting pipe 2, causes the inside integrated components and parts of casing 1 to damage, influences bluetooth headset's normal operating, still does not influence the transmission of audio frequency when improving whole bluetooth headset waterproof nature.
Waterproof ventilated membrane b16 can allow the audio frequency to pass through, nevertheless can prevent liquid from passing through, avoid liquid to enter into the inside of casing 1 through the sound collection hole, cause the inside integrated components and parts of casing 1 to damage, influence bluetooth headset's normal operating, still do not influence the transmission of audio frequency when improving whole bluetooth headset waterproof nature, in addition, adopt such detachable mode to connect, conveniently change the waterproof ventilated membrane b16 of damage, easy maintenance, and cost of maintenance is low.
Further, the fixing ring a5 is screwed on the outer side wall of the end of the connecting pipe 2 far away from the shell 1.
The fixing ring a5 is fixed on the connecting pipe 2 by adopting a thread mode, so that when the waterproof breathable film a7 arranged on the fixing ring a5 is damaged, the whole fixing ring a5 is replaced, the maintenance is convenient, and the maintenance cost is low.
Wherein, the inner side wall of one side of the fixing ring a5 far away from the connecting pipe 2 is fixedly connected with an ash separating net 6.
The dust screen 6 is used for preventing large-particle dust from entering the interior of the shell 1 through the connecting pipe 2 and corroding components in the shell 1.
The sealing device 8 comprises a sealing ring a81 and a sealing ring b82, and an installation groove b corresponding to the sealing ring b82 is arranged at one end of the connecting pipe 2 away from the shell 1.
The sealing means 8 prevents liquid from entering the inside of the housing 1 through the joint between the connection pipe 2 and the fixing ring a5, and ensures the waterproof property of the entire housing 1.
The maximum diameter of the sealing ring a81 is larger than the maximum diameter of the sealing ring b82, and the minimum diameter of the sealing ring a81 is larger than the minimum diameter of the sealing ring b82 and larger than the minimum diameter of the sealing ring b 82.
Wherein, the inner top of the mounting groove a is provided with a waterproof ring a 10.
The waterproof ring a10 plays a waterproof role to prevent liquid from entering the inside of the shell 1 through the joint of the connecting shell 4 and the shell 1, and the whole waterproof performance of the shell 1 is ensured.
Wherein, the top of the cylinder 14 is fixedly sleeved with a fixed ring b 15.
The fixing ring b15 is used for facilitating the installation and the disassembly of the cylinder 14, and can be matched with the waterproof ring b17 to improve the waterproofness of the whole shell 1.
The fixing ring b15 is connected with the inner bottom of the connecting shell 4 through a waterproof ring b17, the bottom of the fixing ring b15 is provided with a mounting groove c corresponding to the waterproof ring b17, and the waterproof ring b17 is fixedly connected with the inner bottom of the connecting shell 4.
The working principle and the using process of the invention are as follows: through installing waterproof ventilated membrane a7 and installing waterproof ventilated membrane b16 on the connecting pipe 2 of propagation speaker sound, waterproof ventilated membrane can allow the audio frequency to pass through, nevertheless can prevent liquid to pass through, avoid liquid to enter into the inside of casing 1 through connecting pipe 2 or sound collection hole, cause the inside integrated components and parts of casing 1 to damage, influence bluetooth headset's normal operating, still do not influence the transmission of audio frequency when improving whole bluetooth headset waterproof nature. The waterproof breathable film a7 is arranged on the fixing ring a5, and the fixing ring a5 is fixed on the connecting pipe 2 in a threaded manner, so that when the waterproof breathable film a7 arranged on the fixing ring a5 is damaged, the whole fixing ring a5 is replaced, the maintenance is convenient, and the maintenance cost is low; waterproof ventilated membrane b16 installs on barrel 14, and barrel 14 threaded mounting is on connecting shell 4, and install the solid fixed ring b15 on barrel 14 and cooperate with waterproof circle b17 simultaneously, conveniently changes waterproof ventilated membrane b16, can also improve the holistic waterproof nature of casing 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The electronic equipment with the acoustic waterproof structure comprises a shell (1), wherein an integrated device, a circuit board (12), a microphone module (13) and a lithium battery (9) are arranged in the shell (1), the lithium battery (9) and the circuit board (12) are electrically connected with the integrated device, the microphone module (13) is installed on the circuit board (12), a connecting pipe (2) is fixedly connected with the outer side wall of the top of the shell (1), a detachable silica gel earmuff (3) is installed on the connecting pipe (2), the electronic equipment is characterized in that a detachable fixing ring a (5) is installed at one end, far away from the shell (1), of the connecting pipe (2), a mounting groove corresponding to the connecting pipe (2) is formed in one side, close to the connecting pipe (2), of the fixing ring a (5), a waterproof breathable film a (7) is fixedly connected with the, one end of the waterproof breathable film a (7) is connected with the connecting pipe (2) through a sealing device (8);
the detachable connection shell (4) is installed to the bottom of casing (1), the bottom of casing (1) is provided with the mounting groove a that corresponds with connection shell (4), be provided with on connection shell (4) and be used for charging module (11) for lithium cell (9) charge, the bottom of connection shell (4) is provided with the collection sound hole that microphone module (13) correspond, the interior bottom threaded connection of connection shell (4) has barrel (14), microphone module (13) are located barrel (14), the interior bottom of connection shell (4) is provided with the installing port that corresponds with barrel (14), the installing port communicates with each other with collection sound hole, the interior bottom fixedly connected with waterproof ventilated membrane b (16) of barrel (14).
2. An electronic device with acoustic waterproof structure according to claim 1, wherein an inner side wall of one side of the fixing ring a (5) away from the connecting pipe (2) is fixedly connected with an ash separation net (6).
3. An electronic device with an acoustic waterproof structure according to claim 1, wherein the sealing device (8) comprises a sealing ring a (81) and a sealing ring b (82), and an end of the connecting pipe (2) away from the housing (1) is provided with a mounting groove b corresponding to the sealing ring b (82).
4. An electronic device having an acoustically waterproof structure according to claim 3, wherein the maximum diameter of the seal ring a (81) is larger than the maximum diameter of the seal ring b (82), and the minimum diameter of the seal ring a (81) is larger than the minimum diameter of the seal ring b (82) and larger than the minimum diameter of the seal ring b (82).
5. An electronic device with acoustic waterproof structure according to claim 1, wherein a waterproof ring a (10) is provided on the inner top of the mounting groove a.
6. An electronic device with acoustic waterproof structure according to claim 1, wherein a fixing ring b (15) is fixedly sleeved on the top of the barrel (14).
7. An electronic device with acoustic waterproof structure according to claim 6, wherein the fixing ring b (15) is connected with the inner bottom of the connecting shell (4) through a waterproof ring b (17), the bottom of the fixing ring b (15) is provided with a mounting groove c corresponding to the waterproof ring b (17), and the waterproof ring b (17) is fixedly connected with the inner bottom of the connecting shell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968393.0A CN112135223A (en) | 2020-09-15 | 2020-09-15 | Electronic equipment with acoustics waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968393.0A CN112135223A (en) | 2020-09-15 | 2020-09-15 | Electronic equipment with acoustics waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112135223A true CN112135223A (en) | 2020-12-25 |
Family
ID=73845998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010968393.0A Pending CN112135223A (en) | 2020-09-15 | 2020-09-15 | Electronic equipment with acoustics waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112135223A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001298784A (en) * | 2000-04-17 | 2001-10-26 | Foster Electric Co Ltd | Waterproof structure for microphone |
| JP2007104616A (en) * | 2005-09-30 | 2007-04-19 | Asia Optical Industries Ltd | Waterproof earphone |
| CN208849997U (en) * | 2018-11-04 | 2019-05-10 | 贵州麦斯科技有限公司 | A kind of waterproof Bluetooth headset |
| CN209218334U (en) * | 2019-01-31 | 2019-08-06 | 深圳市外星人创新电子有限公司 | A kind of earphone with anti-spilling ability |
| CN209806047U (en) * | 2019-06-21 | 2019-12-17 | 深圳市克劳福德科技有限公司 | Bluetooth headset convenient to clearance |
| CN111601230A (en) * | 2020-07-08 | 2020-08-28 | 深圳市佳骏兴科技有限公司 | Earplug processing method, earplug and earphone |
-
2020
- 2020-09-15 CN CN202010968393.0A patent/CN112135223A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001298784A (en) * | 2000-04-17 | 2001-10-26 | Foster Electric Co Ltd | Waterproof structure for microphone |
| JP2007104616A (en) * | 2005-09-30 | 2007-04-19 | Asia Optical Industries Ltd | Waterproof earphone |
| CN208849997U (en) * | 2018-11-04 | 2019-05-10 | 贵州麦斯科技有限公司 | A kind of waterproof Bluetooth headset |
| CN209218334U (en) * | 2019-01-31 | 2019-08-06 | 深圳市外星人创新电子有限公司 | A kind of earphone with anti-spilling ability |
| CN209806047U (en) * | 2019-06-21 | 2019-12-17 | 深圳市克劳福德科技有限公司 | Bluetooth headset convenient to clearance |
| CN111601230A (en) * | 2020-07-08 | 2020-08-28 | 深圳市佳骏兴科技有限公司 | Earplug processing method, earplug and earphone |
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Application publication date: 20201225 |