CN115175083B - Lifting type double-shielding-layer test box equipment - Google Patents
Lifting type double-shielding-layer test box equipment Download PDFInfo
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- CN115175083B CN115175083B CN202210790700.XA CN202210790700A CN115175083B CN 115175083 B CN115175083 B CN 115175083B CN 202210790700 A CN202210790700 A CN 202210790700A CN 115175083 B CN115175083 B CN 115175083B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
The invention relates to a lifting type double-shielding-layer test box device which comprises a machine shell and is characterized in that a display support is arranged on the rear side wall of the machine shell, a test box assembly is arranged in the machine shell, and a first-layer shielding structure and a second-layer shielding structure which are arranged in a relative moving mode are arranged in the test box assembly; the practicability, stability, safety and attractiveness of the audio test box equipment are optimized; the double-shielding-layer structure of the test box enables the frequency test box equipment to improve the test environment and enhance the accuracy of product test audio data, and the lifting type test box structure ensures the space for placing mechanical arms and manually placing the mechanical arms; the display bracket at the rear end can be installed and exchanged from left to right according to the field condition; the integrity of the audio test box equipment enables the equipment to look more beautiful, and the occupied space of the equipment on a test site is reduced.
Description
Technical Field
The invention relates to the technical field of test boxes, in particular to a lifting type double-shielding-layer test box device.
Background
Most of audio test box equipment in the current market mainly exists in a common simple table-board type, when a user performs audio test on audio products, the test box equipment generally needs to be connected with a plurality of external devices related to the test, such as instruments, appliances, computer hosts, keyboards and displays, the number and the functional types of the external devices are different, a plurality of cables are plugged into the audio test box during working, when the external devices are not placed at proper positions, the devices in the whole test environment occupy space, meanwhile, the plugging circuits of the devices are very disordered, and the external devices are particularly inconvenient to replace and plug and not attractive.
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.
In order to solve the problems, the invention provides lifting type double-shielding-layer test box equipment.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects of the prior art, adapt to practical requirements and provide lifting type double-shielding-layer test box equipment so as to solve the technical problems.
(2) Technical scheme
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:
the utility model provides a two shielding layer test box equipment of over-and-under type, includes the casing, be provided with the display support on the rear side wall of casing, be provided with the test box subassembly in the casing, and contain the first layer shielding structure and the second floor shielding structure that relative movement set up in the test box subassembly.
Furthermore, the test box assembly comprises an upper test box main body and a lower test box main body, the upper test box main body is arranged below the lower test box main body, the first layer of shielding structure is the upper test box main body, the second layer of shielding structure is the lower test box main body, a bearing plate is fixedly connected to the outer side wall of the upper test box main body, the bearing plate is arranged in a supporting slide rail in a sliding mode, the supporting slide rail is fixedly arranged on the outer side wall of the lower test box main body, the supporting slide rail is of a U-shaped structure, a driving air cylinder is fixedly connected to the inner bottom wall of the supporting slide rail, an air cylinder arm is fixedly connected to the driving upper end of the driving air cylinder, and the upper end of the air cylinder arm is fixedly connected to the lower end face of the bearing plate; go up the interior roof middle part of test box main part and be provided with loudspeaker, and the loudspeaker dustcoat is equipped with the shutoff cover, shutoff cover fixed connection is in last test box main part.
Furthermore, a noise detector is arranged on the lower end face of the upper test box main body.
Furthermore, a noise reduction mechanism is arranged on the upper test box main body.
Further, it includes a through-hole and sealing plug to fall the mechanism of making an uproar, a through-hole is seted up on the shutoff cover, sealing plug activity is pegged graft in a through-hole, and sealing plug and loudspeaker looks butt, sealing plug fixed connection is on the lower terminal surface of removal slide, and removes the slide and set up in removing the spout, it sets up on the roof of last test box main part to remove the spout, and is linked together with the cavity of last test box main part, fixedly connected with L shape connecting plate on the up end of removal slide, and the free end fixed connection of L shape connecting plate is on vertical slide bar, vertical slide bar slides and sets up in No. two through-holes, and No. two through-holes are seted up on the roof of supporting box, supporting box fixed connection is on the lateral wall of last test box main part, vertical slide bar is located the one end fixed connection of supporting box on the up end of magnet piece, and the magnet piece slides and sets up in the supporting box, the lateral wall fixedly connected with the one end of direction reset assembly of magnet piece, and the other end fixed connection of direction reset assembly is on the lateral wall of supporting box, the supporting box is different in the inside wall of magnet piece fixedly connected with the electromagnet.
Further, the direction reset assembly includes direction release link, a direction reset cylinder and direction reset spring, the activity of direction release link is pegged graft in the direction reset cylinder, direction reset spring winding is connected outside the direction release link, and direction reset spring's both ends respectively fixed connection on the lateral wall of direction release link and the lateral wall of direction reset cylinder.
Furthermore, a warning mechanism is arranged in the supporting box.
Further, warning mechanism includes push-and-pull rod and rotating assembly, the one end of push-and-pull rod articulates on the lateral wall of magnet piece, and the other end of push-and-pull rod rotates and sets up on rotating assembly's up end, rotating assembly's fixed the pegging graft in middle part has the dwang, and the dwang setting is in supporting the incasement, fixedly connected with electrode contact on rotating assembly's the circumference, supporting the incasement be provided with electrode contact assorted No. two electrode contacts, and No. two electrode contact fixed connection is on the circumference of bearing tray, fixedly connected with connecting rod on the lower terminal surface of bearing tray, and the connecting rod rotates and sets up in the supporting incasement.
Furthermore, a moving mechanism is arranged in the supporting box and comprises a supporting sliding plate and a supporting sliding groove, the supporting sliding plate is arranged in the supporting sliding groove in a sliding manner, the supporting sliding groove is formed in the inner bottom wall of the supporting box, one end of a second spring is fixedly connected to the side wall of the supporting sliding plate, and the other end of the second spring is fixedly connected to the side wall of the supporting sliding groove; the dwang rotates to be set up on the up end of supporting the slide, connecting rod fixed connection is on the up end of supporting the slide.
Further, rotating assembly includes rotary disk and swivelling chute, the rotary disk cover is established outside the dwang, the swivelling chute is seted up on the rotary disk, and slides in the swivelling chute and be provided with rotatory ring, electrode contact of fixedly connected with on the lateral wall of rotatory ring, and fixedly connected with arc slide on the inside wall of rotatory ring, the arc slide slides and sets up in the arc spout, and the arc spout is seted up on the rotary disk, the one end of a spring of lateral wall fixedly connected with of arc spout, and the other end fixed connection of a spring is on the lateral wall of arc slide.
(3) Has the advantages 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, and the lifting type test box structure ensures that the mechanical arm is placed and manually placed in the space. The display support at the rear end can be installed and exchanged from left to right according to the field situation. The integrity of the audio test box equipment makes the equipment 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.
According to the invention, the noise detector is arranged, and the noise intensity between the upper test box main body and the lower test box main body is sensed, so that when the noise intensity is too high, the driving air cylinder is intelligently controlled to work, and the upper test box main body is driven to move upwards relative to the lower test box main body, so that the distance between the upper test box main body and the lower test box main body is increased, and the influence of noise interference on the equipment detection process is reduced.
The noise reduction mechanism is arranged on the upper test box main body, and when the noise is too high, the sealing plug can be separated from the horn, so that the noise reduction process is accelerated, and the influence of the too high noise on the equipment detection process is better avoided.
The warning mechanism is arranged in the supporting box and used for reminding workers, and particularly, the warning mechanism can give an alarm when the noise detector intelligently controls the driving cylinder to drive the upper test box body to move, so that the workers are reminded of avoiding timely, and safety risks are avoided.
According to the invention, the moving mechanism is arranged in the supporting box, so that the warning mechanism can move in the supporting box, the situation of being stuck can be avoided in the process that the movable sliding plate drives the sealing plug to move, and meanwhile, the magnet block and the electromagnet can be prevented from being impacted due to the movement of the moving mechanism, so that the equipment is prevented from being damaged due to the impact.
The arrangement of the rotating assembly can buffer impact force and prevent equipment from being clamped, specifically, the rotating ring can rotate relative to the rotating disk, and when the first electrode contact is abutted to the second electrode contact, the rotating ring can rotate relative to the rotating disk along with the continuous movement of the push-pull rod, so that the equipment can be prevented from being clamped.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a lifting type double-shielding-layer test box device according to the present invention;
FIG. 2 is a schematic view of one of the lift-type double shield test box assemblies of FIG. 1;
FIG. 3 is a schematic view of the bottom structure of the upper test box body of FIG. 2 of the lift type double shielding layer test box apparatus of the present invention;
FIG. 4 is a schematic view of another embodiment of the lift type double shield test box apparatus of FIG. 1;
FIG. 5 is a schematic view of the internal structure of the support box of FIG. 4 of the elevating double-shielding test box apparatus of the present invention;
FIG. 6 is an enlarged view of the structure A in FIG. 5 of the elevating double-shielding test box apparatus of the present invention;
FIG. 7 is a schematic view of the structure of the rotary assembly shown in FIG. 5 of the elevating double-shielding test box apparatus of the present invention.
The reference numbers are as follows:
the test box comprises a machine shell 1, a test box component 2, an upper test box main body 21, a loudspeaker 211, a sealing cover 212, a lower test box main body 22, a driving cylinder 23, a supporting slide rail 24, a cylinder arm 25, a bearing plate 26, a noise detector 3, a noise reduction mechanism 4, a first through hole 41, a sealing plug 42, a movable sliding plate 43, a movable sliding chute 44, an L-shaped connecting plate 45, a vertical sliding rod 46, a second through hole 47, a supporting box 48, a magnet block 49, a guiding reset component 410, a guiding reset rod 4101, a guiding reset cylinder 4102, a guiding reset spring 4103, an electromagnet 411, a warning mechanism 5, a push-pull rod 51, a rotating component 52, a rotating disk 521, a rotating groove 522, a rotating ring 523, an arc sliding plate 524, an arc sliding chute 525, a first spring 526, a rotating rod 53, a first electrode contact 54, a warning device 55, a second electrode contact 56, a bearing tray 57, a connecting rod 58, a moving mechanism 6, a supporting sliding plate 61, a supporting sliding chute 62, a second spring 63 and a display bracket 7.
Detailed Description
The invention will be further illustrated with reference to the following figures 1 to 7 and examples:
the invention relates to lifting type double-shielding-layer test box equipment which comprises a machine shell 1, wherein a display support 7 is arranged on the rear side wall of the machine shell 1, a test box component 2 is arranged in the machine shell 1, and a first-layer shielding structure and a second-layer shielding structure which are arranged in a relative moving mode are arranged in the test box component 2. 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, and the lifting type test box structure ensures that the mechanical arm is placed and manually placed in the space. The display bracket 7 at the rear end can be installed and exchanged from left to right according to the field situation. The integrity of the audio test box equipment makes the equipment 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.
In this embodiment, the test box assembly 2 includes an upper test box main body 21 and a lower test box main body 22, the upper test box main body 21 is disposed below the lower test box main body 22, the first layer of shielding structure is the upper test box main body 21, the second layer of shielding structure is the lower test box main body 22, a bearing plate 26 is fixedly connected to the outer side wall of the upper test box main body 21, the bearing plate 26 is slidably disposed in a support slide rail 24, the support slide rail 24 is fixedly disposed on the outer side wall of the lower test box main body 22, the support slide rail 24 is a U-shaped structure, a drive cylinder 23 is fixedly connected to the inner bottom wall of the support slide rail 24, a drive upper end of the drive cylinder 23 is fixedly connected to a cylinder arm 25, and an upper end of the cylinder arm 25 is fixedly connected to the lower end face of the bearing plate 26; go up test box main part 21's interior roof middle part and be provided with loudspeaker 211, and loudspeaker 211 dustcoat is equipped with the shutoff cover 212, and shutoff cover 212 fixed connection is in last test box main part 21.
In this embodiment, the lower end surface of the upper test box main body 21 is provided with the noise detector 3, the noise detector 3 is arranged in the invention, and the noise intensity between the upper test box main body 21 and the lower test box main body 22 is sensed, so that when the noise intensity is too high, the driving cylinder 23 is intelligently controlled to work, the upper test box main body 21 is driven to move upwards relative to the lower test box main body 22, the distance between the upper test box main body 21 and the lower test box main body 22 is increased, and the influence of noise interference on the equipment detection process is reduced.
When the upper test box main body 21 and the lower test box main body 22 are close to each other, due to metal bounce, noise exists in a metal cavity formed between the upper test box main body 21 and the lower test box main body 22, and when the noise is too large, the detection effect of equipment is affected, in order to solve the problem, in the embodiment, the upper test box main body 21 is provided with the noise reduction mechanism 4, the noise reduction mechanism 4 comprises a first through hole 41 and a sealing plug 42, the first through hole 41 is arranged on the blocking cover 212, the sealing plug 42 is movably inserted into the first through hole 41, the sealing plug 42 is abutted against the horn 211, the moving slide plate 42 is fixedly connected to the lower end face of the moving slide plate 43, the moving slide plate 43 is slidably arranged in the moving slide groove 44, the moving slide groove 44 is arranged on the top plate of the upper test box main body 21 and is communicated with the cavity of the upper test box main body 21, the upper end face of the moving slide plate 43 is fixedly connected with the L-shaped connecting plate 45, the free end of the L-shaped connecting plate 45 is fixedly connected to the vertical sliding rod 46, the vertical sliding rod 46 is arranged in the second through hole 47 in a sliding manner, the second through hole 47 is formed in the top plate of the supporting box 48, the supporting box 48 is fixedly connected to the outer side wall of the upper test box main body 21, one end, located in the supporting box 48, of the vertical sliding rod 46 is fixedly connected to the upper end face of the magnet block 49, the magnet block 49 is arranged in the supporting box 48 in a sliding manner, one end of the guiding and resetting component 410 is fixedly connected to the side wall of the magnet block 49, the other end of the guiding and resetting component 410 is fixedly connected to the side wall of the supporting box 48, the inner side wall of the supporting box 48, different from the inner side wall of the magnet block 49, is fixedly connected with the electromagnet 411, the noise reduction mechanism 4 is arranged on the upper test box main body 21, and the sealing plug 42 can be separated from the horn 211 when the noise is over-loud, therefore, the noise reduction process is accelerated, and the influence of excessive noise on the equipment detection process is better avoided.
Furthermore, a central processing unit is arranged in the casing 1, and the noise detector 3, the driving cylinder 23, the electromagnet 411 and the central processing unit are electrically connected.
In this embodiment, the guiding reset assembly 410 includes a guiding reset rod 4101, a guiding reset cylinder 4102 and a guiding reset spring 4103, the guiding reset rod 4101 is movably inserted into the guiding reset cylinder 4102, the guiding reset spring 4103 is wound and connected outside the guiding reset rod 4101, two ends of the guiding reset spring 4103 are respectively and fixedly connected to the side wall of the guiding reset rod 4101 and the outer side wall of the guiding reset cylinder 4102, and the guiding reset assembly 410 is arranged to play a role of guiding and supporting for the movement of the electromagnet 411, and simultaneously, provide power for the reset movement of the electromagnet 411.
In this embodiment, a warning mechanism 5 is disposed in the supporting box 48, the warning mechanism 5 includes a push-pull rod 51 and a rotating assembly 52, one end of the push-pull rod 51 is hinged to the side wall of the magnet block 49, the other end of the push-pull rod 51 is rotatably disposed on the upper end surface of the rotating assembly 52, a rotating rod 53 is fixedly inserted in the middle of the rotating assembly 52, the rotating rod 53 is disposed in the supporting box 48, a first electrode contact 54 is fixedly connected to the circumference of the rotating assembly 52, a second electrode contact 56 matched with the first electrode contact 54 is disposed in the supporting box 48, the second electrode contact 56 is fixedly connected to the circumference of the supporting tray 57, a connecting rod 58 is fixedly connected to the lower end surface of the supporting tray 57, and the connecting rod 58 is rotatably disposed in the supporting box 48.
In order to solve the problem, in the embodiment, a moving mechanism 6 is arranged in the support box 48, the moving mechanism 6 includes a support sliding plate 61 and a support sliding groove 62, the support sliding plate 61 is slidably arranged in the support sliding groove 62, the support sliding groove 62 is arranged on the inner bottom wall of the support box 48, one end of a second spring 63 is fixedly connected to the side wall of the support sliding plate 61, and the other end of the second spring 63 is fixedly connected to the side wall of the support sliding groove 62; the rotating rod 53 is rotatably arranged on the upper end face of the supporting sliding plate 61, the connecting rod 58 is fixedly connected to the upper end face of the supporting sliding plate 61, the moving mechanism 6 is arranged in the supporting box 48, the moving mechanism 6 can enable the warning mechanism 5 to move in the supporting box 48, the situation that the mobile sliding plate 43 is stuck can be avoided in the process of driving the sealing plug 42 to move, meanwhile, the magnet block 49 can be prevented from colliding with the electromagnet 411 due to the movement of the moving mechanism 6, and therefore damage to equipment due to collision is avoided.
In this embodiment, the rotating assembly 52 includes a rotating disk 521 and a rotating slot 522, the rotating disk 521 is sleeved outside the rotating rod 53, the rotating slot 522 is arranged on the rotating disk 521, a rotating ring 523 is slidably arranged in the rotating slot 522, a first electrode contact 54 is fixedly connected to an outer side wall of the rotating ring 523, an arc sliding plate 524 is fixedly connected to an inner side wall of the rotating ring 523, the arc sliding plate 524 is slidably arranged in the arc sliding groove 525, the arc sliding groove 525 is arranged on the rotating disk 521, one end of a first spring 526 is fixedly connected to a side wall of the arc sliding plate 525, and the other end of the first spring 526 is fixedly connected to a side wall of the arc sliding plate 524.
The working principle of the invention comprises the following steps:
when sensing that the interference noise between the upper test box main body 21 and the lower test box main body 22 is too large, the noise detector 3 transmits a signal to the central processing unit, and starts the driving cylinder 23 to work through the central processing unit, the cylinder arm 25 is driven to move upwards by the work of the driving cylinder 23, and the upward movement of the cylinder arm 25 drives the upper test box main body 21 to move upwards, so that the distance between the upper test box main body 21 and the lower test box main body 22 is increased, and the phenomenon that the noise generated in a cavity between the upper test box main body 21 and the lower test box main body 22 is too large is avoided, so that the detection process of equipment is prevented from being influenced;
when the driving cylinder 23 works, the electromagnet 411 is electrified to generate magnetism, the electromagnet is attracted by the magnetism to drive the magnet block 49 to move towards the direction of the electromagnet 411, the electromagnet 411 moves to drive the movable sliding plate 43 to move outwards towards the movable sliding groove 44 through the vertical sliding rod 46 and the L-shaped connecting plate 45, so that the movable sliding plate 43 drives the sealing plug 42 to separate from the horn 211, the upper test box main body 21 is communicated up and down, noise generated in the cavity in the upper test box main body 21 moves upwards, and the noise cannot stay in the cavity of the upper test box main body 21 due to metal reflection, so that the noise reduction effect is achieved;
the magnet block 49 moves to push the rotating assembly 52 to rotate anticlockwise through the push-pull rod 51, the rotating assembly 52 rotates to drive the first electrode contact piece 54 to move towards the second electrode contact piece 56, and after the first electrode contact piece 54 and the second electrode contact piece 56 are contacted, the alarm 55 can work to make a sound to remind a worker to avoid the situation in time;
after the first electrode contact 54 contacts the second electrode contact 56, with the continuous movement of the push-pull rod 51 (the end of the push-pull rod 51 far away from the magnet block 49 is rotatably arranged on the upper end face of the rotating disc 521), the rotating disc 521 is pushed to continuously rotate counterclockwise, the rotating disc 521 rotates counterclockwise relative to the rotating ring 523, and the equipment can be prevented from being clamped in the rotating process;
in the process of rotating the rotating assembly 52, the moving mechanism 6 drives the warning mechanism 5 to move towards the electromagnet 411, so that the anti-jamming effect can be achieved, meanwhile, the impact force can be buffered, and the damage to the equipment caused by the impact force is avoided.
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, and the lifting type test box structure ensures that the mechanical arm is placed and manually placed in the space. The display bracket 7 at the rear end can be installed and exchanged from left to right according to the field situation. The integrity of the audio test box equipment makes the equipment 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.
According to the invention, the noise detector 3 is arranged, and the noise intensity between the upper test box main body 21 and the lower test box main body 22 is sensed through the arrangement of the noise detector 3, when the noise intensity is overlarge, the driving cylinder 23 is intelligently controlled to work, so that the upper test box main body 21 is driven to move upwards relative to the lower test box main body 22, the distance between the upper test box main body 21 and the lower test box main body 22 is increased, and the influence of noise interference on the equipment detection process is reduced.
According to the invention, the noise reduction mechanism 4 is arranged on the upper test box main body 21, and when the noise of the noise reduction mechanism 4 is too large, the sealing plug 42 can be separated from the horn 211, so that the noise reduction process is accelerated, and the influence of the too large noise on the equipment detection process is better avoided.
According to the invention, the warning mechanism 5 is arranged in the supporting box 48, the warning mechanism 5 is used for reminding workers, and specifically, when the noise detector 3 intelligently controls the driving cylinder 23 to drive the upper test box main body 21 to move, the warning mechanism 5 can give an alarm to remind the workers of avoiding timely, so that the safety risk is avoided.
According to the invention, the moving mechanism 6 is arranged in the supporting box 48, and the arrangement of the moving mechanism 6 not only can enable the warning mechanism 5 to move in the supporting box 48, so that the situation that the warning mechanism is stuck can be avoided in the process that the movable sliding plate 43 drives the sealing plug 42 to move, but also the moving mechanism 6 can prevent the magnet block 49 from colliding with the electromagnet 411, so that the damage to the equipment caused by collision is avoided.
The arrangement of the rotating component 52 in the present invention can buffer impact force and prevent the equipment from being jammed, specifically, the rotating ring 523 can rotate relative to the rotating disk 521, and when the first electrode contact 54 collides with the second electrode contact 56, the rotating ring 523 can rotate relative to the rotating disk 521 along with the continuous movement of the push-pull rod 51, so as to prevent the equipment from being jammed.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (5)
1. A lifting type double-shielding-layer test box device comprises a machine shell (1) and is characterized in that a display support (7) is arranged on the rear side wall of the machine shell (1), a test box assembly (2) is arranged in the machine shell (1), and a first-layer shielding structure and a second-layer shielding structure which are arranged in a relative movement mode are arranged in the test box assembly (2);
the test box assembly (2) comprises an upper test box main body (21) and a lower test box main body (22), the upper test box main body (21) is arranged below the lower test box main body (22), the first layer of shielding structure is the upper test box main body (21), the second layer of shielding structure is the lower test box main body (22), the outer side wall of the upper test box main body (21) is fixedly connected with a bearing plate (26), the bearing plate (26) is arranged in a supporting slide rail (24) in a sliding manner, the supporting slide rail (24) is fixedly arranged on the outer side wall of the lower test box main body (22), the supporting slide rail (24) is of a U-shaped structure, the inner bottom wall of the supporting slide rail (24) is fixedly connected with a driving cylinder (23), the driving upper end of the driving cylinder (23) is fixedly connected with an arm (25), and the upper end of the cylinder arm (25) is fixedly connected to the lower end face of the bearing plate (26); go up the interior roof middle part of test box main part (21) and be provided with loudspeaker (211), and loudspeaker (211) dustcoat is equipped with shutoff cover (212), shutoff cover (212) fixed connection is in last test box main part (21).
2. The elevating double shield test box apparatus of claim 1, wherein: and a noise detector (3) is arranged on the lower end face of the upper test box main body (21).
3. The elevating double shield test box apparatus of claim 1, wherein: the upper test box main body (21) is provided with a noise reduction mechanism (4);
the noise reduction mechanism (4) comprises a through hole (41) and a sealing plug (42), the through hole (41) is arranged on a sealing cover (212), the sealing plug (42) is movably inserted into the through hole (41), the sealing plug (42) is connected with a loudspeaker (211) in a butting mode, the sealing plug (42) is fixedly connected onto the lower end face of a movable sliding plate (43), the movable sliding plate (43) is arranged in a movable sliding groove (44) in a sliding mode, the movable sliding groove (44) is arranged on the top plate of an upper test box main body (21) and communicated with the cavity of the upper test box main body (21), an L-shaped connecting plate (45) is fixedly connected onto the upper end face of the movable sliding plate (43), the free end of the L-shaped connecting plate (45) is fixedly connected onto a vertical sliding rod (46), the vertical sliding rod (46) is arranged in a through hole (47) in a sliding mode, the second through hole (47) is arranged on the top plate of a support box (48), the support box (48) is fixedly connected onto the upper test box main body (21), the outer side wall of the support box (48) is arranged on the outer side wall of a magnet block (410), and a magnet block (49) is arranged on the inner side wall of the support box, and the other end fixed connection of direction reset assembly (410) is on the lateral wall of support box (48), fixedly connected with electro-magnet (411) on support box (48) different from the inside wall of magnet piece (49).
4. The elevating double-shield test box apparatus of claim 3, wherein: the guiding reset assembly (410) comprises a guiding reset rod (4101), a guiding reset cylinder (4102) and a guiding reset spring (4103), wherein the guiding reset rod (4101) is movably inserted into the guiding reset cylinder (4102), the guiding reset spring (4103) is wound outside the guiding reset rod (4101), and two ends of the guiding reset spring (4103) are fixedly connected to the side wall of the guiding reset rod (4101) and the outer side wall of the guiding reset cylinder (4102) respectively.
5. The elevating double shield test box apparatus of claim 3, wherein: a warning mechanism (5) is arranged in the supporting box (48);
the warning mechanism (5) comprises a push-pull rod (51) and a rotating assembly (52), one end of the push-pull rod (51) is hinged to the side wall of the magnet block (49), the other end of the push-pull rod (51) is rotatably arranged on the upper end face of the rotating assembly (52), a rotating rod (53) is fixedly inserted in the middle of the rotating assembly (52), the rotating rod (53) is arranged in the supporting box (48), a first electrode contact piece (54) is fixedly connected to the circumference of the rotating assembly (52), a second electrode contact piece (56) matched with the first electrode contact piece (54) is arranged in the supporting box (48), the second electrode contact piece (56) is fixedly connected to the circumference of the supporting plate (57), a connecting rod (58) is fixedly connected to the lower end face of the supporting plate (57), and the connecting rod (58) is rotatably arranged in the supporting box (48);
a moving mechanism (6) is arranged in the supporting box (48), the moving mechanism (6) comprises a supporting sliding plate (61) and a supporting sliding groove (62), the supporting sliding plate (61) is arranged in the supporting sliding groove (62) in a sliding mode, the supporting sliding groove (62) is formed in the inner bottom wall of the supporting box (48), one end of a second spring (63) is fixedly connected to the side wall of the supporting sliding plate (61), and the other end of the second spring (63) is fixedly connected to the side wall of the supporting sliding groove (62); the rotating rod (53) is rotatably arranged on the upper end surface of the supporting sliding plate (61), and the connecting rod (58) is fixedly connected to the upper end surface of the supporting sliding plate (61);
rotating assembly (52) include rotary disk (521) and swivelling chute (522), rotary disk (521) cover is established outside dwang (53), swivelling chute (522) are seted up on rotary disk (521), and slide in swivelling chute (522) and be provided with rotatory ring (523), fixedly connected with electrode contact (54) No. one on the lateral wall of rotatory ring (523), and fixedly connected with arc slide (524) on the inside wall of rotatory ring (523), arc slide (524) slide and set up in arc spout (525), and arc spout (525) are seted up on rotary disk (521), the one end of spring (526) is fixedly connected with to the lateral wall of arc spout (525), and the other end fixed connection of spring (526) is on the lateral wall of arc slide (524).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790700.XA CN115175083B (en) | 2022-07-06 | 2022-07-06 | Lifting type double-shielding-layer test box equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790700.XA CN115175083B (en) | 2022-07-06 | 2022-07-06 | Lifting type double-shielding-layer test box equipment |
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| Publication Number | Publication Date |
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| CN115175083A CN115175083A (en) | 2022-10-11 |
| CN115175083B true CN115175083B (en) | 2023-04-11 |
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| CN202210790700.XA Active CN115175083B (en) | 2022-07-06 | 2022-07-06 | Lifting type double-shielding-layer test box equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207076A (en) * | 2021-05-10 | 2021-08-03 | 江苏万喜至工业设计有限公司 | Audio test box equipment with shell type double shielding layers |
| WO2022048189A1 (en) * | 2020-09-01 | 2022-03-10 | 苏州拓朴声学科技有限公司 | Mute test system |
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| CN204287359U (en) * | 2014-12-23 | 2015-04-22 | 深圳市佳晨科技有限公司 | A kind of rocker-arm robotization shielding proving installation |
| CN206193064U (en) * | 2016-10-12 | 2017-05-24 | 深圳市佳晨科技有限公司 | Upper and lower double shielding case |
| CN107333220A (en) * | 2017-08-16 | 2017-11-07 | 珠海市精实测控技术有限公司 | Audio-frequency test shielded box |
| US20190101580A1 (en) * | 2017-10-02 | 2019-04-04 | Adivic Technology Co.,Ltd | Radiofrequency testing apparatus and movable testing device |
| CN210514412U (en) * | 2019-07-27 | 2020-05-12 | 东台市苏宝电磁屏蔽设备有限公司 | Electromagnetic shielding room capable of layered protection |
| CN214591975U (en) * | 2021-05-10 | 2021-11-02 | 江苏万喜至工业设计有限公司 | Audio test box equipment with shell type double shielding layers |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022048189A1 (en) * | 2020-09-01 | 2022-03-10 | 苏州拓朴声学科技有限公司 | Mute test system |
| CN113207076A (en) * | 2021-05-10 | 2021-08-03 | 江苏万喜至工业设计有限公司 | Audio test box equipment with shell type double shielding layers |
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