CN110271321B - File for equipment inspection - Google Patents
File for equipment inspection Download PDFInfo
- Publication number
- CN110271321B CN110271321B CN201910601877.9A CN201910601877A CN110271321B CN 110271321 B CN110271321 B CN 110271321B CN 201910601877 A CN201910601877 A CN 201910601877A CN 110271321 B CN110271321 B CN 110271321B
- Authority
- CN
- China
- Prior art keywords
- module
- main body
- folder
- led
- interphone
- 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.)
- Active
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 27
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F9/00—Filing appliances with devices clamping file edges; Covers with clamping backs
- B42F9/001—Clip boards
- B42F9/002—Clip boards combined with auxiliary devices, e.g. pencils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F9/00—Filing appliances with devices clamping file edges; Covers with clamping backs
- B42F9/001—Clip boards
- B42F9/002—Clip boards combined with auxiliary devices, e.g. pencils
- B42F9/004—Clip boards combined with auxiliary devices, e.g. pencils with illuminating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0048—Office articles, e.g. bookmarks, desk lamps with drawers, stands for books or music scores
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The file folder for equipment inspection comprises a box-shaped file folder main body (1), a power supply module (2), an interphone module (3), a first lighting module (4) and a second lighting module (5); the left end face of the folder main body is provided with a first opening (18) and is externally connected with a double-folding cover plate (11); the power supply module comprises a lithium battery (23), a charging power supply module (24), a charging interface (21) for charging and a first indicator lamp (22); the interphone module comprises an interphone module main board (38), an antenna (37), a microphone (35), a loudspeaker (36), a frequency modulation knob (31), a tuning knob (34), a transmitting button (32) and a second indicator lamp (33); the first lighting module comprises a spotlight flashlight (41) and a travel switch (42); the second lighting module comprises an LED lighting lamp group (52), an LED control module (53) and an LED dimming switch (51). The invention can realize multiple purposes and is convenient to use and carry.
Description
Technical Field
The invention relates to the technical field of equipment inspection auxiliary tools, in particular to a folder for equipment inspection.
Background
The folder is used for clamping the inspection table and related notes in equipment inspection, and is used as a tablet when data are recorded on site so as to ensure that the recorded inspection data are effective in real time, thereby being one of the necessary tools for equipment inspection.
However, the common folder on the market at present is used in offices, has a single function, and has weak practicability on equipment inspection. In the equipment inspection process, the inspection personnel carry the common folder and simultaneously need to carry the interphone to communicate with the main control room, and the flashlight is required to be carried for illumination during night inspection, so that the equipment inspection process is inconvenient, wastes time and is unfavorable for efficient production.
Disclosure of Invention
The invention aims to provide a folder for equipment inspection, which solves the defects in the prior art, realizes multiple purposes, and is convenient to use and carry.
The technical scheme adopted by the invention for solving the problems is as follows:
the file folder for equipment inspection comprises a box-shaped file folder main body, a power module, an interphone module, a first lighting module and a second lighting module;
the left end face of the folder main body is provided with a first opening and is externally connected with a double-folding cover plate, and the double-folding cover plate is connected with the left end of the back face of the folder main body into a whole; rotatable file positioning blocks are arranged at four corners of the front surface of the folder main body;
the power module comprises a lithium battery for storing electric energy, a charging power supply module, a charging interface for charging and a first indicator lamp, wherein the lithium battery, the first indicator lamp and the charging interface are all connected with the charging power supply module, the charging power supply module and the lithium battery are arranged in the folder main body, the first indicator lamp is fixed at the right lower part of the front face of the folder, and the charging interface is arranged at the right side of the folder main body;
the intercom module comprises an intercom module main board, an antenna, a microphone, a loudspeaker, a frequency modulation knob for selecting a channel, a tuning knob for adjusting the volume of the microphone, a transmitting button and a second indicator lamp, wherein the intercom module main board is connected with the charging power supply module, the antenna, the microphone, the loudspeaker, the frequency modulation knob, the tuning knob, the transmitting button and the second indicator lamp are all connected with the intercom module main board, the intercom module main board is arranged in the folder main body, the second indicator lamp is fixed at the right upper part of the front of the folder main body, and the frequency modulation knob, the tuning knob and the transmitting button are arranged on the right side of the folder main body; a second opening of the opposite microphone is formed on the right side of the top surface of the folder main body, and a third opening of the opposite loudspeaker is formed on the right side of the bottom surface of the folder main body;
the first lighting module comprises a foldable spotlight flashlight and a travel switch which is arranged on the top surface of the folder main body and is positioned below the spotlight flashlight, the spotlight flashlight is connected with the travel switch, the travel switch is connected with the charging power supply module, the travel switch is pressed down when the spotlight flashlight is retracted, and the travel switch is released when the spotlight flashlight is opened; an antenna of the interphone module is arranged in the spotlight flashlight;
the second lighting module comprises an LED lighting lamp set, an LED control module and an LED dimming switch, wherein the LED lighting lamp set and the LED dimming switch are connected with the LED control module, the LED control module is connected with the charging power supply module, the LED lighting lamp set is embedded in the right upper corner of the front face of the folder main body, and the dimming button is arranged above the right side face of the folder main body.
The file positioning block comprises a positioning block main body, a spring and a spring baffle plate; the spring baffle is fixed on the backboard of the folder main body, the positioning block main body comprises a rotating shaft vertically penetrating through the panel of the folder main body and a stop block positioned at the front end of the rotating shaft, and the rear end of the rotating shaft is mounted on the spring baffle and can rotate; the spring is sleeved on the rotating shaft and is positioned in the folder main body, one end of the spring is fixed on the spring baffle, and the other end of the spring is fixed on the rotating shaft.
The LED lighting lamp group comprises a foldable and rotatable hollow pull rod, an LED lamp shade arranged at the outer end of the pull rod and an LED lighting lamp arranged on the LED lamp shade, wherein one end of the pull rod is fixed and embedded in a hidden groove in a folder main body; the LED control module is arranged in the LED lampshade, and a power line and a control line of the LED control module are arranged inside the hollow pull rod.
The back of the folder main body is provided with a tool bag. The front side of the folder main body is provided with a magnetic attraction groove close to the left, and a magnetic attraction block is correspondingly arranged on the double-folding cover plate. The first handle groove is arranged on the spotlight flashlight. The LED lamp shade is provided with a second handle groove.
The charging power supply module is a TP4056 module, and the charging interface is a MICRO interface; the interphone module main board is a DMER828-AMBE digital interphone module board; the LED control module is a WTK6900M01 control module.
The invention can conveniently and safely place the file in the box-shaped folder main body, integrates interphones, the spotlight flashlight and the illuminating lamp which are necessary for equipment inspection on the folder main body, and is convenient to use without additionally carrying the interphones, the flashlight and the like by inspection staff. The invention has compact and reasonable structure and complete functions, and realizes multiple purposes.
Drawings
FIG. 1 is a schematic diagram of the front structure of the invention after deployment;
FIG. 2 is a schematic view of the back side structure of the invention after deployment;
FIG. 3 is a schematic diagram of the structure and operation of the power module, interphone module and lighting module provided in the present invention;
FIG. 4 is a schematic diagram of the LED lighting lamp set of the present invention after being pulled apart;
fig. 5 is a schematic structural view of the document positioning block 14 according to the present invention.
Description of the embodiments
The invention is further described below with reference to the accompanying drawings. The examples and their description are intended to illustrate the invention, but not to limit it.
As shown in fig. 1, 2 and 3, the folder for equipment inspection according to the present invention includes a box-shaped folder body 1, a power module 2, an interphone module 3, a first lighting module 4 and a second lighting module 5.
The left end face of the folder main body 1 is provided with a through first opening 18 for storing files in the box body, the outside of the first opening 18 is connected with a double-folding cover plate 11, and the double-folding cover plate 11 is connected with the left end of the back face of the folder main body 1 into a whole and can be folded. The magnetic attraction groove 13 is formed in the front left side of the folder body, the magnetic attraction blocks 12 are correspondingly arranged on the double-folding cover plate, and when the double-folding cover plate 11 covers down, the magnetic attraction blocks 12 are attracted into the magnetic attraction groove 13, so that the double-folding cover plate can be opened and closed more conveniently and accurately. The front side of the folder body is used for writing files, and rotatable file positioning blocks 14 are arranged at four corners of the front side of the folder body and used for clamping and fixing recorded files or paper. A tool bag 15 is arranged on the back of the folder body, and pens and simple small tools can be placed on the tool bag. The folder body may be made of PP plastic, the first opening 18 may be opened according to the actual file size, and the number and positions of the file positioning blocks 14 may be determined according to needs.
The power module comprises a lithium battery 23 for storing electric energy, a charging power supply module 24, a charging interface 21 for charging and a first indicator lamp 22, wherein the lithium battery 23, the first indicator lamp 22 and the charging interface 21 are all connected with the charging power supply module 24, the charging power supply module 24 and the lithium battery 23 are arranged inside a folder main body, the first indicator lamp 22 is fixed on the right lower side of the front face of the folder, and the charging interface 21 is arranged on the right side of the folder main body.
The interphone module 3 comprises an interphone module main board 38, an antenna 37, a microphone 35, a loudspeaker 36, a frequency modulation knob 31 for selecting channels, a tuning knob 34 for adjusting the volume of the microphone, an emission button 32 and a second indicator lamp 33, wherein the interphone module main board 38 is connected with the charging power supply module 24, the antenna 37, the microphone 35, the loudspeaker 36, the frequency modulation knob 31, the tuning knob 34, the emission button 32 and the second indicator lamp 33 are all connected with the interphone module main board 38, the interphone module main board 38 is arranged in the folder main body, the second indicator lamp 33 is fixed at the right upper part of the front surface of the folder main body, and the frequency modulation knob 31, the tuning knob 34 and the emission button 32 are sequentially arranged and fixed at the right side of the folder main body; the right side of the top surface of the folder body is provided with a second opening 17 facing the microphone 35, and the right side of the bottom surface of the folder body is provided with a third opening 16 facing the loudspeaker 36.
The first lighting module 4 comprises a foldable spotlight flashlight 41 and a travel switch 42 arranged on the top surface of the folder body and positioned below the spotlight flashlight, the spotlight flashlight 41 is connected with the travel switch 42, the travel switch 42 is connected with the charging power supply module 24, the travel switch 42 is pressed down when the spotlight flashlight 41 is retracted, the power supply is turned off, the flashlight light is extinguished, the travel switch 42 is turned on when the spotlight flashlight light is turned on, and the flashlight emits light. The antenna 37 of the interphone module is arranged in the spotlight flashlight 41, so that compared with an external antenna, the interphone module is attractive and can ensure the conversation quality. A first handle slot 43 is provided on the spotlight flashlight 41 to facilitate pulling out the spotlight flashlight and returning it.
The second lighting module 5 comprises an LED lighting lamp set 52, an LED control module 53 and an LED dimming switch 51, wherein the LED lighting lamp set 52 and the LED dimming switch are connected with the LED control module 53, the LED control module 53 is connected with the charging power supply module 24, the LED lighting lamp set 52 is embedded in the right upper corner of the front face of the folder main body, and the LED dimming switch 51 is arranged above the right side face of the folder main body.
As shown in fig. 4, the document positioning block 14 includes a positioning block main body, a spring 142, and a spring baffle 143; the spring baffle 143 is fixed on the back plate of the folder body, the positioning block body comprises a rotating shaft 141 vertically penetrating through the panel of the folder body and a stop block 144 positioned at the front end of the rotating shaft, and the rear end of the rotating shaft 141 is installed on the spring baffle 143 and can rotate; the spring 142 is sleeved on the rotating shaft and is located in the folder body, one end of the spring 142 is fixed on the spring baffle 143, and the other end of the spring is fixed on the rotating shaft 141.
As shown in fig. 5, the LED lighting lamp set 52 includes a foldable and rotatable hollow pull rod 521, an LED lamp shade 522 mounted at the outer end of the pull rod, and an LED lighting lamp 523 mounted on the LED lamp shade, wherein a hidden groove is disposed in the folder body, one end of the pull rod 521 is fixed and embedded in the hidden groove in the folder body, and when the pull rod is completely retracted, the pull rod can be completely placed in the hidden groove; the LED control module 53 is arranged in the LED lampshade 522, and a power line and a control line of the LED control module 53 are arranged inside the hollow pull rod 521. A second handle slot 524 is provided on the LED lamp housing 522 to facilitate the pulling out and returning of the LED lamp housing.
When the power input of the charging interface 21 is provided, the charging power supply module 24 sends a first signal to make the first indicator lamp 22 normally on, when the power of the lithium battery 23 is low, the charging power supply module 24 sends a second signal to the interphone module main board 38, the interphone module main board 38 makes the speaker 36 send an alarm according to the second signal, when the transmitting button 32 is pressed, the interphone module main board 38 sends a third signal to make the second indicator lamp 33 normally on, when the transmitting button 32 is released, the interphone module main board 38 sends a fourth signal to turn off the microphone 35 and turn on the speaker 36, and when the antenna 37 receives the signal, the interphone module main board 38 sends a fifth signal to make the second indicator lamp 33 normally on.
In this embodiment, the charging and power supplying module 24 adopts the TP4056 module, so that the charging interface 21 and the charging and power supplying module 24 are integrally designed, no extra wiring is needed, and the charging interface 21 is a MICRO interface commonly used for mobile devices. The interphone module main board 38 may use a DMER828-AMBE digital interphone module board, the knob switch of the interphone module main board 38 is led to be connected with the fm knob 31 from a first pin, the potentiometer of the interphone module main board 38 is led to be connected with the audio knob 34 from a second pin, the PPT button of the interphone module main board 38 is led to be connected with the transmitting button 32 from a third pin, and the antenna connector of the interphone module main board 38 is led to be connected with the antenna 37 from a fourth pin. The WTK6900M01 control module is selectable by the LED control module 53, and has the advantages that the LED lighting lamp group 52 and the LED control module 53 are integrated, the LED control module 53 can be expanded and additionally provided with the LED lighting lamp group 52, the LED control module 53 is provided with touch-control light, the touch-control light on the LED control module 53 is LED out from a fifth pin and is connected to the LED dimmer switch 51, thus the LED dimmer switch 51 is pressed to turn on the LED lighting lamp 523, the LED lighting lamp 523 is pressed again to turn off the LED lighting lamp 523, when the LED dimmer switch is pressed for a long time, the brightness of the LED lighting lamp 523 is gradually lightened, then is changed from bright to dark, and is changed circularly until the LED lighting lamp 523 is released to stop dimming, and in addition, the LED control module 53 also supports voice switching of the LED lighting lamp and adjusts the brightness of the LED lighting lamp. The night equipment inspection and road illumination can use the front spotlight, the filling table uses the LED illumination lamp group, the brightness of the LED illumination lamp is adjustable, eyes are better protected, and the night equipment inspection and road illumination system is convenient and practical.
Claims (6)
1. The folder for equipment inspection is characterized by comprising a box-shaped folder main body (1), a power module (2), an interphone module (3), a first lighting module (4) and a second lighting module (5);
the left end face of the folder main body (1) is provided with a first opening (18) and is externally connected with a double-folding cover plate (11), and the double-folding cover plate is connected with the left end of the back of the folder main body into a whole; rotatable file positioning blocks (14) are arranged at four corners of the front surface of the folder main body;
the power module comprises a lithium battery (23) for storing electric energy, a charging power supply module (24), a charging interface (21) for charging and a first indicator lamp (22), wherein the lithium battery (23), the first indicator lamp (22) and the charging interface (21) are connected with the charging power supply module (24), the charging power supply module (24) and the lithium battery (23) are arranged in a folder main body, the first indicator lamp (22) is fixed at the right lower part of the front surface of the folder, and the charging interface (21) is arranged at the right side of the folder main body;
the interphone module (3) comprises an interphone module main board (38), an antenna (37), a microphone (35), a loudspeaker (36), a frequency modulation knob (31) for selecting channels, a tuning knob (34) for adjusting the volume of the microphone, a transmitting button (32) and a second indicator lamp (33), wherein the interphone module main board (38) is connected with a charging power supply module (24), the antenna (37), the microphone (35), the loudspeaker (36), the frequency modulation knob (31), the tuning knob (34), the transmitting button (32) and the second indicator lamp (33) are all connected with the interphone module main board (38), the interphone module main board (38) is arranged in the folder main body, the second indicator lamp (33) is fixed at the right upper part of the front surface of the folder main body, and the frequency modulation knob (31), the tuning knob (34) and the transmitting button (32) are arranged on the right side of the folder main body; a second opening (17) for a counter microphone (35) is formed on the right side of the top surface of the folder main body, and a third opening (16) for a counter speaker (36) is formed on the right side of the bottom surface of the folder main body;
the first lighting module (4) comprises a foldable spotlight flashlight (41) and a travel switch (42) which is arranged on the top surface of the folder main body and is positioned below the spotlight flashlight, the spotlight flashlight (41) is connected with the travel switch (42), the travel switch (42) is connected with the charging power supply module (24), the travel switch (42) is pressed when the spotlight flashlight (41) is retracted, and the travel switch (42) is released when the spotlight flashlight is opened; an antenna (37) of the interphone module is arranged in the spotlight flashlight (41);
the second lighting module (5) comprises an LED lighting lamp group (52), an LED control module (53) and an LED dimming switch (51), wherein the LED lighting lamp group (52) and the LED dimming switch are connected with the LED control module (53), the LED control module (53) is connected with the charging power supply module (24), the LED lighting lamp group (52) is embedded in the right upper corner of the front surface of the folder main body, and the LED dimming switch (51) is arranged above the right side surface of the folder main body;
the file positioning block (14) comprises a positioning block main body, a spring (142) and a spring baffle (143); the spring baffle plate (143) is fixed on the back plate of the folder main body, the positioning block main body comprises a rotating shaft (141) vertically penetrating through the panel of the folder main body and a stop block (144) positioned at the front end of the rotating shaft, and the rear end of the rotating shaft (141) is arranged on the spring baffle plate (143) and can rotate; the spring (142) is sleeved on the rotating shaft and is positioned in the folder main body, one end of the spring is fixed on the spring baffle plate (143), and the other end of the spring is fixed on the rotating shaft (141);
the LED lighting lamp group (52) comprises a foldable and rotatable hollow pull rod (521), an LED lamp shade (522) arranged at the outer end of the pull rod, and an LED lighting lamp (523) arranged on the LED lamp shade, wherein one end of the pull rod (521) is fixed and embedded in a hidden groove in the folder body; the LED control module (53) is arranged in the LED lampshade (522), and a power line and a control line of the LED control module are arranged inside the hollow pull rod (521).
2. A file for inspection of equipment according to claim 1, characterized in that a tool bag (15) is provided on the back of the file body.
3. The folder for equipment inspection according to claim 1, wherein a magnetic slot (13) is arranged on the front left side of the folder main body, and magnetic blocks (12) are arranged on the double-folding cover plate correspondingly.
4. A file for inspection of equipment according to claim 1, characterized in that the spotlight flashlight (41) is provided with a first pull-in groove (43).
5. A file for equipment inspection according to claim 3, characterized in that a second handle groove (524) is provided on the LED lamp housing (522).
6. A folder for equipment inspection according to any one of claims 1-5, characterized in that the charging power module (24) is a TP4056 module, and the charging interface (21) is a MICRO interface; the interphone module main board (38) is a DMER828-AMBE digital interphone module board; the LED control module (53) is a WTK6900M01 control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601877.9A CN110271321B (en) | 2019-07-05 | 2019-07-05 | File for equipment inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601877.9A CN110271321B (en) | 2019-07-05 | 2019-07-05 | File for equipment inspection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110271321A CN110271321A (en) | 2019-09-24 |
| CN110271321B true CN110271321B (en) | 2024-01-12 |
Family
ID=67963968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910601877.9A Active CN110271321B (en) | 2019-07-05 | 2019-07-05 | File for equipment inspection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110271321B (en) |
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| CN201913918U (en) * | 2010-12-31 | 2011-08-03 | 唐守娟 | Case history folder for department of pediatrics |
| EP2548746A1 (en) * | 2011-07-19 | 2013-01-23 | Yung-Che Tai | Backlighting folder device |
| CN104827802A (en) * | 2014-02-08 | 2015-08-12 | 天津智展技拓科技有限公司 | Comprehensive inspection auxiliary plate holder |
| CN204948217U (en) * | 2015-09-23 | 2016-01-06 | 朱增军 | A kind of multi-functional back brake operation note instrument |
| CN207274215U (en) * | 2017-10-12 | 2018-04-27 | 国家电网公司 | File |
| CN108357235A (en) * | 2018-04-25 | 2018-08-03 | 广东电网有限责任公司 | Multifunctional operation ticket clip and managing and control system |
| CN208522741U (en) * | 2018-06-15 | 2019-02-19 | 深圳市和诺通讯电子有限公司 | A kind of intercom with detachable dustproof construction |
| CN210759906U (en) * | 2019-07-05 | 2020-06-16 | 鹤庆溢鑫铝业有限公司 | File for equipment inspection |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050129204A1 (en) * | 2003-12-15 | 2005-06-16 | Edwards Systems Technology Inc. | Audio intercom with stacklight indication system and method |
| US20070096456A1 (en) * | 2005-09-23 | 2007-05-03 | Robert Silverman | Folders with Entertainment Functionality |
| US7549762B2 (en) * | 2006-10-26 | 2009-06-23 | Gillian M. Dinnerstein | Device for illuminating reading material |
| CN101720178B (en) * | 2009-11-20 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | E-book |
-
2019
- 2019-07-05 CN CN201910601877.9A patent/CN110271321B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201913918U (en) * | 2010-12-31 | 2011-08-03 | 唐守娟 | Case history folder for department of pediatrics |
| EP2548746A1 (en) * | 2011-07-19 | 2013-01-23 | Yung-Che Tai | Backlighting folder device |
| CN104827802A (en) * | 2014-02-08 | 2015-08-12 | 天津智展技拓科技有限公司 | Comprehensive inspection auxiliary plate holder |
| CN204948217U (en) * | 2015-09-23 | 2016-01-06 | 朱增军 | A kind of multi-functional back brake operation note instrument |
| CN207274215U (en) * | 2017-10-12 | 2018-04-27 | 国家电网公司 | File |
| CN108357235A (en) * | 2018-04-25 | 2018-08-03 | 广东电网有限责任公司 | Multifunctional operation ticket clip and managing and control system |
| CN208522741U (en) * | 2018-06-15 | 2019-02-19 | 深圳市和诺通讯电子有限公司 | A kind of intercom with detachable dustproof construction |
| CN210759906U (en) * | 2019-07-05 | 2020-06-16 | 鹤庆溢鑫铝业有限公司 | File for equipment inspection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110271321A (en) | 2019-09-24 |
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