CN113207076A - Audio test box equipment with shell type double shielding layers - Google Patents
Audio test box equipment with shell type double shielding layers Download PDFInfo
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- CN113207076A CN113207076A CN202110507496.1A CN202110507496A CN113207076A CN 113207076 A CN113207076 A CN 113207076A CN 202110507496 A CN202110507496 A CN 202110507496A CN 113207076 A CN113207076 A CN 113207076A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
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- Otolaryngology (AREA)
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Abstract
The invention discloses a clamshell type double-shielding layer audio test box device which comprises a test box frame and a main body box, wherein the test box is of a double-metal shielding structure, the main body box frame is used for placing the test box and external equipment connected with the test box, the test box is positioned above the main body box frame, a bottom placing box body is arranged below the main body box frame, the external equipment is positioned in the bottom placing box body, an electric appliance box is arranged at the back of the main body box frame, the electric appliance box body is provided with a circuit and an electric control system, a keyboard placing frame is arranged at the front end of the main body box frame, a front overturning door and a rear overturning door are arranged at the front and the rear of the main body box frame, and a display support and an air filter fixing piece are arranged on two sides of the main body box frame. The invention optimizes the practicability, stability, safety and aesthetic property of the audio test box equipment.
Description
Technical Field
The invention relates to the technical field of test boxes, in particular to an audio test box device with a shell type double shielding layer.
Background
Most audio test box equipment in the existing market mainly exists in the form of ordinary simple and easy mesa formula, when the user is doing the audio test of audio frequency class product, test box equipment can be connected a great deal of instrument, apparatus, computer, keyboard, display relevant external equipment relevant with the test usually, these external equipment quantity and functional type are different, and the during operation has a lot of cables to connect the audio test box of inserting, these external equipment do not have when proper position is placed, each equipment of whole test environment scene occupies space comparatively, the circuit of inserting of all kinds of equipment appears very disorderly simultaneously, and need to change external partial equipment, connect when inserting especially inconvenient. Most audio frequency test box in the market is simple and easy because of the box structure at present, and the audio frequency product that need test in the box can not receive external environment's various radio signal interference during the use, if audio frequency test box can't stabilize effectual shielding to various radio signal, the audio data probably is not accurate after the test.
Disclosure of Invention
In view of the shortcomings of the prior art, the invention aims to provide a clamshell type double-shielding-layer audio test box device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an audio test case equipment of shell type double-shielding layer, includes test box and main part tank tower, the test box is bimetal shielding structure, the main part tank tower is used for placing the test box and with the external equipment that the test box is connected, the test box is located main part tank tower top, main part tank tower below is provided with the bottom and places the box external equipment is located the box is placed to the bottom, main part tank tower back is provided with the electrical apparatus case, the electrical apparatus case is provided with circuit and electrical control system, main part tank tower front end is provided with the keyboard rack, be provided with the turnover door around the main part tank tower, main part tank tower both sides are provided with display support and air cleaner mounting.
Further, the test box includes test box and test box down, go up test box one end with test box one end is rotated and is connected down, go up the test box both sides through the cylinder with the test box is connected down.
Further, go up the test box with the material of test box is double-deck stainless steel material down, encircles test box mouth inboard is provided with the concave station down, concave station (9) facial make-up is pasted and is had electrically conductive bubble cotton and sound insulation bubble cotton.
Furthermore, the conductive foam is strip-shaped and is attached to the outer ring of the concave station
Furthermore, the sound insulation foam is strip-shaped and is attached to the inner ring of the concave table.
Furthermore, gratings are arranged on two sides of the test box.
Further, main part tank tower front end still is provided with work platform, work platform is last to be provided with two buttons, two buttons are used for controlling the cylinder work.
Furthermore, foam rubber is filled between the double-layer metal in the double-metal shielding structure.
Furthermore, the test box comprises a bimetallic shielding layer, an insulating layer and an inner container, the bimetallic shielding layer, the insulating layer and the inner container are sequentially arranged from outside to inside, the bimetallic shielding layer is tightly attached to the outer side of the insulating layer, the inner side of the insulating layer is tightly attached to the inner container, the lower test box is provided with a concave table, conductive foam, an insulating strip and sound insulation foam are sequentially attached to the concave table from outside to inside, the thickness of the conductive foam is consistent with that of the bimetallic shielding layer, the thickness of the insulating strip is consistent with that of the insulating layer, and the thickness of the sound insulation foam is consistent with that of the inner container.
The invention has the beneficial effects that:
the invention optimizes the practicability, stability, safety and aesthetic property of the audio test box equipment. The structure of the double shielding layers of the test box enables the frequency test box equipment to improve the test environment and meanwhile enhance the accuracy of product test audio data, the integrity of the audio test box equipment enables the equipment to look more attractive, and the occupied space of the equipment on a test site is reduced. Meanwhile, with the increasing development of science and technology, the design of the later product is more and more complex, the requirement on the test is stricter, and the value and the significance of the invention can be embodied in the later test and use of the product.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a clamshell-type double-shielding-layer audio test box device of the present invention;
FIG. 2 is an exploded schematic view of an audio test box device with a shell type double shielding layer according to the present invention;
FIG. 3 is an operation schematic diagram of an audio test box device with a shell type double shielding layer according to the present invention connected to multiple devices;
FIG. 4 is a schematic structural diagram of a main body box frame in the audio test box device with the shell-type double shielding layers according to the invention;
FIG. 5 is a schematic structural diagram of a test box in the audio test box device with a shell-type double-shielding layer according to the present invention;
FIG. 6 is a schematic view of the upper test chamber of the present invention;
FIG. 7 is a schematic view of the structure of the lower test box of the present invention.
Reference numerals:
1. a test box; 2. a main body box frame; 3. a box body is placed at the bottom; 4. an electrical box; 5. placing a keyboard rack; 6. turning over the door; 7. a display stand; 8. a cylinder; 9. a concave platform; 10. a grating; 11. a button; 12. mounting a test box; 13. and (5) a lower test box.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description below:
the utility model provides an audio test case equipment of double shielding layer of shell type, includes test case 1 and main part tank tower 2, test case 1 is bimetal shielding structure, main part tank tower 2 is used for placing test case 1 and with the external equipment that test case 1 is connected, test case 1 is located 2 tops of main part tank tower, 2 below of main part tank tower be provided with the bottom place the box 3 external equipment is located in the box 3 is placed to the bottom, 2 backs of main part tank tower are provided with electrical apparatus case 4, electrical apparatus case 4 is provided with circuit and electrical control system, 2 front ends of main part tank tower are provided with keyboard rack 5, be provided with front and back of main part tank tower 2 and turn over door 6, 2 both sides of main part tank tower are provided with display support 7 and air cleaner mounting.
Further, the test box 1 comprises an upper test box 12 and a lower test box 13, one end of the upper test box 12 is rotatably connected with one end of the lower test box 13, and two sides of the upper test box 12 are connected with the lower test box 13 through cylinders 8.
Further, two sides of the test box 1 are provided with gratings 10.
Further, main part tank tower 2 front end still is provided with work platform, the last two buttons 11 that are provided with of work platform, two buttons 11 are used for controlling 8 work of cylinder.
When two buttons 11 are pressed by two hands simultaneously, the cylinder 8 contracts to drive the upper test box 12 to move along the direction of the lower test box 13, so that the upper test box 12 and the lower test box 13 are closed. When the upper test box 12 and the lower test box 13 are in a closed state, the cylinder 8 can be extended by pressing one or both of the buttons 11, so as to drive the upper test box 12 to move in a direction away from the lower test box 13, and the upper test box 12 and the lower test box 13 are in an open state.
Grating 10 is equipped with to 1 front end both sides of test box, when last test box 12 and lower test box 13 are in the state of opening, the staff is placing the audio frequency product that awaits measuring, the both hands that the staff can be discerned out to grating 10 this moment are arranged in test box 1, and the signal in the feedback staff operation, controllable cylinder 8 of grating 10 keeps the extension state, send cylinder 8 shrink signal even there are other circumstances, as long as satisfy the signal in the staff operation of grating 10 feedback, can let cylinder 8 keep the extension state, prevent to go up test box 12 and down weigh staff's both hands or audio equipment. The grating 10 can ensure the safety of the equipment in use and ensure that the equipment does not hurt operators in work.
Further, go up test box 12 with the material of test box 13 is double-deck stainless steel material down, test box 13 is provided with concave station 9 down, concave station 9 facial make-up is pasted and is had electrically conductive bubble cotton and sound insulation foam.
The test box 1 is a main place during audio test, and can not be interfered by various wireless signals of an external environment during audio product test, and for the test box, the structures of the upper test box 12 and the lower test box 13 of the test box 1 are designed into a double-metal shielding layer structure, so that the equipment can more stably and effectively shield the interference of various wireless signals of the external environment during working, and the audio data tested by the equipment is more accurate; meanwhile, compared with the conventional existing tabletop type equipment in the market, the modularization of the test box 1 is a great outstanding characteristic, and the modularization has the advantages that the circuits of a plurality of external equipment connected with the test box 1 are conveniently arranged and plugged, the circuits are hidden, and the stability, convenience, safety and attractiveness of the external equipment are improved.
The test box 1 is the core part of the whole machine and is the main site for testing products. The outer surfaces of the upper test box 12 and the lower test box 13 can be sprayed, the contact surfaces between the upper test box 12 and the lower test box 13 in a closed state are not sprayed, and the upper contact surface and the lower contact surface are conductive non-spraying surfaces.
The test box 1 includes an upper test box 12, a lower test box 13, and various sound-insulating parts of a vertical surface. Go up test box 12 and test box 13 down and be double-deck stainless steel, encircle be provided with concave station 9 in the test box 13 mouth down, concave station 9 facial make-up is pasted electrically conductive bubble cotton and sound insulation foam, electrically conductive bubble cotton paste in concave station 9 outer lane, sound insulation foam cotton paste in concave station 9 inner circle, electrically conductive bubble cotton and sound insulation foam are the bar. The mounting and pasting of the conductive foam have the following effects: go up test box 12 and 13 closed backs down, go up the double-deck stainless steel of test box and the cotton contact of the electrically conductive bubble of whole circle, the double-deck stainless steel of test box and the cotton contact of the electrically conductive bubble of whole circle down, go up the double-deck stainless steel of test box, the electrically conductive bubble of whole circle is cotton and the double-deck stainless steel of test box down forms a conductive box, can realize the inside radio signal shielding effect of box after the circular telegram, the dress pastes the cotton effect of sound insulation bubble and realizes sound insulation effect for box closed back box inside and box outside. And the foaming adhesive is filled between the double-layer metals in the double-metal shielding structure, so that the sound insulation effect of the test box is enhanced.
In the first embodiment, the shielding and sound insulation structure of the test box 1 is a bimetal shielding layer structure, the concave table 9 is arranged around the inner edge of the lower test box 13, the concave table 9 is provided with the conductive foam and the sound insulation foam, the conductive foam is attached to the outer ring of the concave table 9, and the sound insulation foam is attached to the inner ring of the concave table 9. When last test box 12 and test box 13 are the closure state down, go up test box 12 bimetal shielding layer structure and make whole test box 1 be for becoming electrically conductive box body through electrically conductive bubble cotton and test box 13 bimetal shielding layer structure down, when test box 1 circular telegram, can shield external signal, prevent that external signal from disturbing the audio test. The soundproof foam located at the inner ring can enhance the soundproof effect at the closed position when the upper test box 12 and the lower test box 13 are closed.
In the second embodiment, the test box comprises an upper test box and a lower test box, the upper test box is sequentially provided with a bimetallic shielding layer, an insulating layer and an inner container from outside to inside, the bimetallic shielding layer is tightly attached to the outer side of the insulating layer, and the outer side of the insulating layer is tightly attached to the inner container; the lower test box is sequentially provided with a bimetallic shielding layer, an insulating layer and an inner container from outside to inside, the bimetallic shielding layer is tightly attached to the outer side of the insulating layer, and the outer side of the insulating layer is tightly attached to the inner container; a concave station is arranged around the inner side of the opening of the lower test box, and conductive foam, an insulating strip and sound insulation foam are sequentially stuck on the concave station from outside to inside; the thickness of the conductive foam is consistent with that of the bimetallic shielding layer, the thickness of the insulating strip is consistent with that of the insulating layer, and the thickness of the sound insulation foam is consistent with that of the liner, namely when the upper test box and the lower test box are closed, the bimetallic shielding layer of the upper test box is completely overlapped with the contact surface of the conductive foam, the insulating layer of the upper test box is completely overlapped with the contact surface of the insulating strip, and the liner of the upper test box is completely overlapped with the contact surface of the sound insulation foam; the bimetallic shielding layer of lower test box and the cotton contact surface of electrically conductive bubble coincide completely, and the insulating layer of lower test box and the contact surface of insulating strip coincide completely, and the inner bag of lower test box and the cotton contact surface of sound insulation bubble coincide completely. When the upper test box 12 and the lower test box 13 are closed and powered on, the bimetallic shielding layer of the upper test box, the bimetallic shielding layer of the lower test box and the conductive foam form a conductive box body to shield external signals; the inner container of the upper test box, the inner container of the lower test box and the sound insulation foam form a sound insulation box body; the insulating layer of the upper test box, the insulating layer of the lower test box and the insulating strip form an insulating gland; the conductive box body is close to the outer side of the insulating box body, the inner side of the insulating box body is close to the sound insulation box body, the insulating box body is arranged between the conductive box body and the sound insulation box body, the conductive box body and the sound insulation box body are not interfered with each other, and the signal shielding and sound insulation effects of the test box 1 are enhanced.
The main box frame 2 is used for placing the test box 1 and external equipment connected with the test box 1, and the test box 1 is positioned above the main box frame 2;
a bottom placing box body 3 is arranged below the main box frame 2, and the external equipment is positioned in the bottom placing box body 3;
the back of the main box frame 2 is provided with an electric box 4, and the electric box 4 is provided with a circuit and an electric control system, so that the circuit and the gas circuit are more reasonably arranged, and the installation, the maintenance and the overhaul are convenient;
the front end of the main body box frame 2 is provided with a keyboard placing frame 5, and the keyboard placing frame 5 is a drawing type keyboard bracket, so that a keyboard and a mouse are hidden when not used.
The front and back of the main box frame 2 are provided with the turnover doors 6, so that the various external instruments can be conveniently plugged and operated and debugged.
And display supports 7 and air filter fixing pieces are arranged on two sides of the main box frame 2. In a test site, the display brackets 7 on the two sides and the filter fixing piece can be interchanged or completely installed on the left side or the right side according to the left and right installation positions of the site condition, so that the problem that the left and right sides of the field equipment are limited due to space is solved; in addition, the display bracket 7 and the air filter can be exchanged left and right, and the equipment can also be used by one operator for operating two or more than two pieces of equipment simultaneously in series or in parallel, so that one set of display and one set of electric control system can be shared when the equipment is used online, the efficiency of product testing can be improved, and the labor can be saved.
Still be equipped with the truckle for main part case frame 2 bottom simultaneously, be convenient for main part case frame 2 and remove and transport.
The specific operation method of the embodiment comprises the following steps:
after various electrical parameters of the equipment are debugged, the equipment can enter a working state after a power supply and an air source are switched on, an operator presses two buttons 11 on the plane of the front end of the equipment simultaneously by two hands, an air cylinder 8 is activated to start working and slowly support an upper cover of a test box 1, the operator places a product on a test fixture in the test box 1 (the operator usually installs a corresponding test fixture in the test box 1 according to different products in advance), after the product is placed, the operator presses two buttons 11 on the front end of the equipment simultaneously by two hands to retract the air cylinder 8, closes the upper test box of the test box 1 and starts to test the product; various audio data are analyzed and tested through an external instrument, results are displayed on a display for an operator to observe, the operator compares the audio test data on the display with audio normal data indexes, the audio test results are evaluated, and audio test work is completed.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (9)
1. An audio test box device with a shell type double-shielding layer is characterized by comprising a test box (1) and a main box frame (2), the test box (1) is of a bimetal shielding structure, the main box frame (2) is used for placing the test box (1) and external equipment connected with the test box (1), the test box (1) is positioned above the main box frame (2), a bottom placing box body (3) is arranged below the main box frame (2), the external equipment is positioned in the bottom placing box body (3), an electric appliance box (4) is arranged at the back of the main box frame (2), the electric appliance box (4) is provided with a circuit and an electric control system, a keyboard placing rack (5) is arranged at the front end of the main box frame (2), a turnover door (6) is arranged at the front and the back of the main box frame (2), and display supports (7) and air filter fixing pieces are arranged on two sides of the main box frame (2).
2. The clamshell type double-shielding layer audio test box device according to claim 1, wherein the test box (1) comprises an upper test box (12) and a lower test box (13), one end of the upper test box (12) is rotatably connected with one end of the lower test box (13), and two sides of the upper test box (12) are connected with the lower test box (13) through air cylinders (8).
3. The clamshell type double-shielding layer audio test box device as claimed in claim 2, wherein the upper test box (12) and the lower test box (13) are both made of double-layer stainless steel, a concave platform (9) is arranged in a port surrounding the lower test box (13), and conductive foam and sound insulation foam are attached to the concave platform (9).
4. The clamshell type double-shielding layer audio test box device as recited in claim 3, wherein the conductive foam is in a strip shape and is attached to the outer ring of the concave table (9).
5. The clamshell type double-shielding layer audio test box device according to claim 3, wherein the sound insulation foam is in a strip shape, and the sound insulation foam is attached to the inner ring of the concave platform (9).
6. A clamshell-type double-shielding audio test box device according to claim 1, wherein gratings (10) are arranged on both sides of the front end of the test box (1).
7. The clamshell type double-shielding layer audio test box device according to claim 1, wherein a working platform is further arranged at the front end of the main body box frame (2), two buttons (11) are arranged on the working platform, and the two buttons (11) are used for controlling the operation of the air cylinder (8).
8. The clamshell type double-shielding layer audio test box device as claimed in claim 1, wherein a foaming adhesive is filled between the double-layer metal in the double-metal shielding structure.
9. The clamshell type double-shielding-layer audio test box device as claimed in claim 1, wherein the test box (1) comprises a double-metal shielding layer, an insulating layer and an inner container, the double-metal shielding layer, the insulating layer and the inner container are sequentially arranged from outside to inside, the double-metal shielding layer is tightly attached to the outer side of the insulating layer, the inner side of the insulating layer is tightly attached to the inner container, the lower test box (13) is provided with a concave table (9), conductive foam, an insulating strip and sound insulation foam are sequentially attached to the concave table (9) from outside to inside, the thickness of the conductive foam is consistent with that of the double-metal shielding layer, the thickness of the insulating strip is consistent with that of the insulating layer, and the thickness of the sound insulation foam is consistent with that of the inner container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507496.1A CN113207076A (en) | 2021-05-10 | 2021-05-10 | Audio test box equipment with shell type double shielding layers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507496.1A CN113207076A (en) | 2021-05-10 | 2021-05-10 | Audio test box equipment with shell type double shielding layers |
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| Publication Number | Publication Date |
|---|---|
| CN113207076A true CN113207076A (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110507496.1A Pending CN113207076A (en) | 2021-05-10 | 2021-05-10 | Audio test box equipment with shell type double shielding layers |
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| Country | Link |
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| CN (1) | CN113207076A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115175083A (en) * | 2022-07-06 | 2022-10-11 | 广东万喜至工业设计有限公司 | Lifting type double-shielding-layer test box equipment |
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| CN202145215U (en) * | 2011-04-15 | 2012-02-15 | 深圳市中冀联合通讯技术有限公司 | Electromagnetic shielding box |
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Application publication date: 20210803 |