CN112020256A - Integrated control box for electronic product - Google Patents
Integrated control box for electronic product Download PDFInfo
- Publication number
- CN112020256A CN112020256A CN202011013356.0A CN202011013356A CN112020256A CN 112020256 A CN112020256 A CN 112020256A CN 202011013356 A CN202011013356 A CN 202011013356A CN 112020256 A CN112020256 A CN 112020256A
- Authority
- CN
- China
- Prior art keywords
- control box
- box body
- mounting
- buffer
- frame
- 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.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of integrated control boxes and discloses an electronic product integrated control box which comprises a control box body, wherein a buffer frame is fixedly installed at the lower end of the periphery of the control box body, an insertion hole is formed in the bottom of a sliding groove frame, a supporting frame is inserted into the insertion hole, a buffer block is fixedly installed in the middle of the upper end of the left wall of the supporting frame, and a buffer groove is formed in the upper surface of the buffer block. This electronic product integrated control box, the inside buffer spring of buffering frame that sets up around the outside through control box body can cushion vibrations, when the control box body received external vibrations and jolt, the inside buffer spring of its buffering frame received the extrusion that comes from the buffer block and produced buffering elasticity, thereby reduces the vibration range that the control box body received, and then protects the integrated circuit board of control box body internally mounted, prevent that integrated circuit board is impaired, integrated circuit board's life has been prolonged.
Description
Technical Field
The invention relates to the technical field of integrated control boxes, in particular to an integrated control box for electronic products.
Background
The electronic product is a related product based on electric energy, and mainly comprises: watches, smart phones, telephones, televisions, video disc players, video recorders, camcorders, radios, radio cassettes, combination speakers, compact disc players (CDs), computers, game consoles, mobile communication products, and the like. Since the electronic tube is the primary element of the prior art, most of the electronic products have integrated control boxes.
The electronic product integrated control box that commonly uses in the present life, it is limited to its inside integrated circuit board's protection, often because of the in-process that the transport removed leads to inside integrated circuit board impaired with jolting because of the vibration, influences its life, need take out integrated circuit board when maintaining inside integrated circuit board simultaneously, and it is dismantled and the installation is comparatively troublesome.
Disclosure of Invention
The present invention is directed to an integrated control box for electronic products, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: an integrated control box for electronic products comprises a control box body, wherein a buffer frame is fixedly installed at the lower end of the periphery of the control box body, an insertion hole is formed in the bottom of a sliding groove frame, a supporting frame is inserted into the insertion hole, a buffer block is fixedly installed in the middle of the upper end of the left wall of the supporting frame, a buffer groove is formed in the upper surface of the buffer block, a second sleeve column is fixedly connected to the inside of the buffer groove, a spring pad is sleeved on the second sleeve column, a buffer spring is sleeved on a column body of the second sleeve column, a sliding groove is formed in the inner wall of the buffer frame, the buffer block is slidably connected to the inside of the sliding groove, a first sleeve column is fixedly connected to the top of the inside of the buffer frame, the buffer spring is sleeved on the column body of the first sleeve column, a mouth-shaped fixing plate is fixedly installed at the bottom of the supporting frame, and a, the opening has been seted up at the back of carriage, the inside fixed mounting of opening has the third dust prevention filter screen, the bottom middle part fixed mounting of control box body has the heat dissipation frame, the dustproof filter screen of second of end mouth fixed mounting of heat dissipation frame, the inside fixed mounting of heat dissipation frame has radiator fan, the back fixed mounting of control box body has the back plate, first recess has been seted up to the middle part lower extreme of back plate, the second ventilation opening has been seted up to the back wall of first recess, the inside fixed mounting of first recess has first dustproof filter screen, the fastening hole has been seted up to the upper left end of back plate.
Preferably, the recess has been seted up to the inside left wall of control box body, first vent has been seted up to the left wall of recess, the inside fixed mounting of recess has the dust-proof filter screen of fourth, the quantity of recess is 2, sets up respectively at the inside left wall middle part and the inside right wall middle part of control box body, and the inside of two recesses all fixed mounting has the dust-proof filter screen, and the vent has been seted up to the inside right wall of recess at control box body right wall middle part.
Preferably, a first mounting groove has been seted up to the inside left wall upper end of control box body, the inside fixed mounting of first mounting groove has first slide rail, the right side sliding connection of first slide rail has first slider, the right side fixed mounting of first slider has the removal mounting bracket, the quantity of first mounting groove is 2, sets up respectively in the inside left wall upper end and the lower extreme of control box body, and the inside of every first mounting groove is fixed mounting all has a first slide rail.
Preferably, the inboard upper end fixedly connected with fixed plate of left wall of removal mounting bracket, the internal thread hole has been seted up at the back of fixed plate, the inboard lower extreme fixedly connected with mounting panel of left wall of removal mounting bracket, the mounting hole has been seted up at the upper surface middle part of mounting panel, the quantity of mounting hole is 3, sets up front end, middle part and the rear end at the mounting panel upper surface respectively, the inboard same fixed even of right wall of removal mounting bracket has fixed plate and mounting panel.
Preferably, the second mounting groove has been seted up to the inside right wall upper end of control box body, the inside fixed mounting of second mounting groove has the second slide rail, the left side sliding connection of second slide rail has the second slider, the left side fixed mounting of second slider has the removal mounting bracket, the quantity of second mounting groove is 2, sets up respectively in the inside right wall upper end and the lower extreme of control box body, and the inside of every second mounting groove is fixed mounting all has a second slide rail.
Preferably, the number 3 of the buffer blocks is respectively and fixedly installed at the front end, the middle part and the rear end of the upper surface of the left wall of the supporting frame, and the same number of buffer blocks are arranged on the upper surface of the right wall of the supporting frame.
Preferably, the front of the control box body is provided with a plurality of USB sockets and VGA sockets.
Compared with the prior art, the invention provides an integrated control box of an electronic product. The method has the following beneficial effects:
1. this electronic product integrated control box, the inside buffer spring of buffering frame that sets up around the outside through control box body can cushion vibrations, when the control box body received external vibrations and jolt, the inside buffer spring of its buffering frame received the extrusion that comes from the buffer block and produced buffering elasticity, thereby reduces the vibration range that the control box body received, and then protects the integrated circuit board of control box body internally mounted, prevent that integrated circuit board is impaired, integrated circuit board's life has been prolonged.
2. This electronic product integrated control box can dispel the heat to the inside integrated circuit board of control box body through the inside radiator fan that starts heat dissipation frame, and the third dirt filter screen that sets up through the carriage back wall can carry out the primary filtration to its air current that flows, can carry out the secondary filtration to the air current that flows through the dustproof filter screen of the low mouthful second of heat dissipation frame, blows the dust into the box when preventing to dispel the heat in, provides good integrated circuit board operational environment.
3. This electronic product integrated control box dismantles the back through with the back plate from the control box body, makes the inside removal mounting bracket of control box body draw forth around can going on and insert, can wholly take integrated circuit board out, divides just to maintain integrated circuit board, need not dismantle and installation procedure to integrated circuit board, improves maintenance efficiency.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of a buffer frame according to the present invention;
FIG. 3 is a schematic view of the mobile mount of the present invention;
FIG. 4 is a schematic cross-sectional view of a first vent in accordance with the present invention;
FIG. 5 is a schematic top view of the supporting frame of the present invention;
FIG. 6 is a schematic view of the backside structure of the present invention.
In the figure: the control box comprises a control box body 1, a buffer frame 2, a support frame 3, a fixed plate with 4 openings, a rubber pad 5, a first ventilation opening 6, a first mounting groove 7, a first sliding rail 8, a movable mounting frame 9, a rear plate 10, a first groove 11, a first dustproof filter screen 12, a second mounting groove 13, a second sliding rail 14, a heat dissipation frame 15, a second dustproof filter screen 16, a heat dissipation fan 17, an opening 18, a third dustproof filter screen 19, a first set of columns 20, a sliding groove 21, a buffer spring 22, a buffer block 23, a buffer groove 24, a second set of columns 25, a spring pad 26, an insertion opening 27, a mounting plate 28, a mounting hole 29, a first sliding block 30, a fixed plate 31, a 32 internal threaded hole, a second sliding block 33, a groove 34, a fourth dustproof filter screen 35, a fastening hole 36 and a second ventilation opening 37.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an integrated control box for electronic products comprises a control box body 1, wherein a buffer frame 2 is fixedly installed at the lower end of the periphery of the control box body 1, an insertion hole 27 is formed at the bottom of the sliding groove frame 2, a supporting frame 3 is inserted into the insertion hole 27, a buffer block 23 is fixedly installed in the middle of the upper end of the left wall of the supporting frame 3, a buffer groove 24 is formed in the upper surface of the buffer block 23, a second sleeve column 25 is fixedly connected to the inside of the buffer groove 24, a spring pad 26 is sleeved on the second sleeve column 25, a buffer spring 22 is sleeved on a column body of the second sleeve column 25, a sliding groove 21 is formed in the inner wall of the buffer frame 2, the buffer block 23 is slidably connected to the inside of the sliding groove 21, a first sleeve column 20 is fixedly connected to the top of the inside of the buffer frame 2, the buffer spring 22 is sleeved on the first sleeve column 20, the number of the buffer blocks 23 is 3, the buffer blocks, the upper surface of the right wall of the supporting frame 3 is provided with the same number of buffer blocks, the buffer springs 22 in the buffer frame 2 arranged around the outer side of the control box body 1 can buffer vibration, when the control box body 1 receives external vibration and jolt, the buffer springs 22 in the buffer frame 2 are extruded by the buffer blocks 23 to generate buffer elastic force, so that the vibration amplitude received by the control box body 1 is reduced, an integrated circuit board arranged in the control box body 1 is further protected, the integrated circuit board is prevented from being damaged, the service life of the integrated circuit board is prolonged, the bottom of the supporting frame 3 is fixedly provided with a mouth-shaped fixing plate 4, the bottom of the mouth-shaped fixing plate 4 is bonded with a rubber pad 5, the back of the supporting frame 3 is provided with a through hole 18, a third dust prevention filter screen 19 is fixedly arranged in the through hole 18, and the middle part of the bottom of the control box body 1 is fixedly provided with a heat dissipation, a second dustproof filter screen 16 is fixedly installed at the bottom opening of the heat dissipation frame 15, a heat dissipation fan 17 is fixedly installed inside the heat dissipation frame 15, the heat dissipation fan 17 inside the heat dissipation frame 15 is started to dissipate heat of the integrated circuit board inside the control box body 1, the flowing air flow of the integrated circuit board can be filtered for the first time through a third dustproof filter screen 19 arranged on the rear wall of the support frame 3, the flowing air flow can be filtered for the second time through the second dustproof filter screen 16 at the lower opening of the heat dissipation frame 15, dust is prevented from being blown into the box during heat dissipation, a rear plate 10 is fixedly installed on the back surface of the control box body 1 for providing a good operation environment of the integrated circuit board, a first groove 11 is formed at the lower end of the middle part of the rear plate 10, a second ventilation opening 37 is formed in the rear wall of the first groove 11, a first dustproof filter screen 12 is fixedly installed inside the first groove 11, a fastening hole 36 is formed in the upper left end of, the left wall of the groove 34 is provided with a first vent 6, the inside of the groove 34 is fixedly provided with a fourth dustproof filter screen 35, the number of the grooves 34 is 2, the grooves are respectively arranged in the middle of the left wall and the right wall of the inside of the control box body 1, the dustproof filter screens are fixedly arranged in the two grooves, the vent is arranged on the right wall of the inside of the groove in the middle of the right wall of the control box body 1, the upper end of the left wall of the inside of the control box body 1 is provided with a first mounting groove 7, the inside of the first mounting groove 7 is fixedly provided with a first slide rail 8, the right side of the first slide rail 8 is slidably connected with a first slide block 30, the right side of the first slide block 30 is fixedly provided with a movable mounting frame 9, the number of the first mounting grooves 7 is 2, the first slide rail is respectively arranged at the upper end and the lower end of the left wall of the inside of the control box body 1, the inside of each, the back of the fixed plate 31 is provided with an internal thread hole 32, the lower end of the inner side of the left wall of the movable mounting frame 9 is fixedly connected with the mounting plate 28, the middle part of the upper surface of the mounting plate 28 is provided with a mounting hole 29, the number of the mounting holes 29 is 3, the mounting holes are respectively arranged at the front end, the middle part and the rear end of the upper surface of the mounting plate 28, the inner side of the right wall of the movable mounting frame 9 is also fixedly connected with the fixed plate 31 and the mounting plate 28, the upper end of the inner right wall of the control box body 1 is provided with a second mounting groove 13, the inner part of the second mounting groove 13 is fixedly provided with a second slide rail 14, the left side of the second slide rail 14 is slidably connected with a second slide block 33, the left side of the second slide block 33 is fixedly provided with the movable mounting frame 9, the number of the second mounting grooves 13 is 2, the mounting grooves are respectively arranged at the upper end and the, make the inside removal mounting bracket 9 of control box body 1 can go on taking out from beginning to end and insert, can take integrated circuit board wholly out, divide just to maintain integrated circuit board, need not dismantle and the installation procedure to integrated circuit board, improve maintenance efficiency, the front of control box body 1 is seted up with a plurality of USB socket and VGA socket.
In the actual operation process, when the device is used, the vibration can be buffered through the buffer springs 22 arranged in the buffer frame 2 arranged around the outer side of the control box body 1, when the control box body 1 receives external vibration and jolt, the buffer springs 22 in the buffer frame 2 are extruded by the buffer blocks 23 to generate buffer elastic force, so that the vibration amplitude of the control box body 1 is reduced, an integrated circuit board arranged in the control box body 1 is further protected, the integrated circuit board is prevented from being damaged, and the service life of the integrated circuit board is prolonged; the integrated circuit board in the control box body 1 can be radiated by starting the radiating fan 17 in the radiating frame 15, the flowing air flow can be filtered for the first time by the third dustproof filter screen 19 arranged on the rear wall of the supporting frame 3, and the flowing air flow can be filtered for the second time by the second dustproof filter screen 16 at the lower opening of the radiating frame 15, so that dust is prevented from being blown into the box during radiating, and a good operation environment of the integrated circuit board is provided; through dismantling back plate 10 from the back of control box body 1, make the inside removal mounting bracket 9 of control box body 1 take out and insert around can going on, can take out integrated circuit board wholly, divide just to maintain integrated circuit board.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an integrated control box of electronic product, includes control box body (1), its characterized in that: the buffer box comprises a control box body (1), wherein a buffer frame (2) is fixedly installed at the lower end of the periphery of the control box body (1), an insertion hole (27) is formed in the bottom of a sliding groove frame (2), a supporting frame (3) is inserted into the insertion hole (27), a buffer block (23) is fixedly installed in the middle of the upper end of the left wall of the supporting frame (3), a buffer groove (24) is formed in the upper surface of the buffer block (23), a second sleeve column (25) is fixedly connected to the inside of the buffer groove (24), a spring pad (26) is sleeved on the second sleeve column (25), a buffer spring (22) is sleeved on the column body of the second sleeve column (25), a sliding groove (21) is formed in the inner wall of the buffer frame (2), the buffer block (23) is slidably connected to the inside of the sliding groove (21), a first sleeve column (20) is fixedly connected to the top of the inside of the buffer frame (2), and the buffer spring (22) is, the bottom fixed mounting of carriage (3) has mouth type fixed plate (4), the bottom of mouth type fixed plate (4) bonds there is rubber pad (5), opening (18) have been seted up at the back of carriage (3), the inside fixed mounting of opening (18) has third dust prevention filter screen (19), the bottom middle part fixed mounting of control box body (1) has heat dissipation frame (15), the end opening fixed mounting of heat dissipation frame (15) has second dustproof filter screen (16), the inside fixed mounting of heat dissipation frame (15) has radiator fan (17), the back fixed mounting of control box body (1) has back plate (10), first recess (11) has been seted up to the middle part lower extreme of back plate (10), second ventilation opening (37) have been seted up to the back wall of first recess (11), the inside fixed mounting of first recess (11) has first dustproof filter screen (12), the left upper end of the rear plate (10) is provided with a fastening hole (36).
2. An electronic product integrated control box according to claim 1, characterized in that: the inside left wall of control box body (1) is seted up flutedly (34), first vent (6) have been seted up to the left wall of recess (34), the inside fixed mounting of recess (34) has fourth dustproof filter screen (35), the quantity of recess (34) is 2, sets up respectively at the inside left wall middle part and the inside right wall middle part of control box body (1), and the inside of two recesses all fixed mounting have dustproof filter screen, and the vent has been seted up to the inside right wall of recess at control box body (1) right wall middle part.
3. An electronic product integrated control box according to claim 1, characterized in that: first mounting groove (7) have been seted up to the inside left wall upper end of control box body (1), the inside fixed mounting of first mounting groove (7) has first slide rail (8), the right side sliding connection of first slide rail (8) has first slider (30), the right side fixed mounting of first slider (30) has movable mounting bracket (9), the quantity of first mounting groove (7) is 2, sets up respectively at the inside left wall upper end and the lower extreme of control box body (1), and the inside of every first mounting groove is fixed mounting all has a first slide rail.
4. An electronic product integrated control box according to claim 3, characterized in that: remove inboard upper end fixedly connected with fixed plate (31) of the left wall of mounting bracket (9), internal thread hole (32) have been seted up at the back of fixed plate (31), remove inboard lower extreme fixedly connected with mounting panel (28) of the left wall of mounting bracket (9), mounting hole (29) have been seted up at the upper surface middle part of mounting panel (28), the quantity of mounting hole (29) is 3, sets up front end, middle part and the rear end at mounting panel (28) upper surface respectively, it has fixed plate (31) and mounting panel (28) to remove the inboard same fixed connection of the right wall of mounting bracket (9).
5. An electronic product integrated control box according to claim 1, characterized in that: second mounting groove (13) have been seted up to the inside right wall upper end of control box body (1), the inside fixed mounting of second mounting groove (13) has second slide rail (14), the left side sliding connection of second slide rail (14) has second slider (33), the left side fixed mounting of second slider (33) has movable mounting bracket (9), the quantity of second mounting groove (13) is 2, sets up respectively in the inside right wall upper end and the lower extreme of control box body (1), and the inside of every second mounting groove is fixed mounting all has a second slide rail.
6. An electronic product integrated control box according to claim 1, characterized in that: the number of buffer blocks (23) is 3, and the buffer blocks are respectively and fixedly installed at the front end, the middle part and the rear end of the upper surface of the left wall of the supporting frame (3), and the same number of buffer blocks are arranged on the upper surface of the right wall of the supporting frame (3).
7. An electronic product integrated control box according to claim 1, characterized in that: the front of the control box body (1) is provided with a plurality of USB sockets and VGA sockets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011013356.0A CN112020256A (en) | 2020-09-23 | 2020-09-23 | Integrated control box for electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011013356.0A CN112020256A (en) | 2020-09-23 | 2020-09-23 | Integrated control box for electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112020256A true CN112020256A (en) | 2020-12-01 |
Family
ID=73527222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011013356.0A Pending CN112020256A (en) | 2020-09-23 | 2020-09-23 | Integrated control box for electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112020256A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788892A (en) * | 2020-12-31 | 2021-05-11 | 河北信达交通科技有限公司 | Vehicle supervision device |
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| US20080045134A1 (en) * | 2006-06-13 | 2008-02-21 | Pfannenberg Gmbh | Filter fan with a quick fixing device |
| CN206471719U (en) * | 2017-02-10 | 2017-09-05 | 安徽天顺电气有限公司 | A kind of rural power grids power distribution cabinet |
| CN208285695U (en) * | 2018-05-29 | 2018-12-25 | 徐嘉晗 | A kind of Anti-seismic communication measure and control device |
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| CN112788892A (en) * | 2020-12-31 | 2021-05-11 | 河北信达交通科技有限公司 | Vehicle supervision device |
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