CN114006217A

CN114006217A - HDMI switcher supporting 8K signal eARC audio transmission

Info

Publication number: CN114006217A
Application number: CN202111429312.0A
Authority: CN
Inventors: 陈辉; 詹澄海; 曾水生; 涂华康; 韦玉善
Original assignee: Shenzhen Ptn Electronics Ltd
Current assignee: Shenzhen Ptn Electronics Ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-02-01

Abstract

The invention relates to an HDMI switcher supporting 8K signal eARC audio transmission, which belongs to the technical field of audio transmission and aims to solve the problem that a large amount of dust is easily dropped on the HDMI switcher due to long-term exposure of a machine body, and the operation of an operator is inconvenient to take, the fingers are not contaminated by dust.

Description

HDMI switcher supporting 8K signal eARC audio transmission

Technical Field

The invention relates to the technical field of audio transmission, in particular to an HDMI switcher supporting 8K signal eARC audio transmission.

Background

The HDMI switcher is a device which can realize multi-path HDMI input and 1-path HDMI output (mirror image), and the HDMI switcher switches any multi-path high definition video signals with multi-channel digital audio to 1-path display output and supports various resolutions to 8K. The user can select any one of different signal input sources by using one receiving display device, and the user can switch the signal source by remote control or manual operation.

When present HDMI switch is using, because the fuselage needs expose for a long time outside to lead to a large amount of dusts to fall on the HDMI switch easily, when the operator need take up the HDMI switch and maintain the operation such as change, then need prepare the paper handkerchief in addition, clean the outer wall of HDMI switch after, take up the operation, but this kind of mode not only operates comparatively trouble, also can't compress tightly the plug when guaranteeing that the HDMI switch can carry out automatic cleaning to its outer wall simultaneously, it is inconvenient to use.

In view of the above problems, an HDMI switch supporting audio transmission of 8K signals arc is proposed.

Disclosure of Invention

The invention aims to provide an HDMI switcher supporting 8K signal eARC audio transmission, which works by adopting the device, so that the problems that when the HDMI switcher is used in the background, a body needs to be exposed for a long time, a large amount of dust is easy to fall on the HDMI switcher, when an operator needs to take up the HDMI switcher for maintenance, replacement and other operations, a paper towel needs to be prepared additionally, the outer wall of the HDMI switcher is cleaned, and then the HDMI switcher is taken up for operation, but the operation is troublesome in this way, and meanwhile, the HDMI switcher cannot be compressed when the outer wall of the HDMI switcher can be automatically cleaned, and the use is inconvenient are solved.

In order to achieve the purpose, the invention provides the following technical scheme: an HDMI switcher supporting 8K signal eARC audio transmission comprises a switcher body, wherein a cleaning plate is arranged in an upper side inner cavity at one end of the switcher body, a plurality of pressing assemblies are arranged at one end of the switcher body, a clamping assembly is arranged in a middle upper side inner cavity at one end of the switcher body, a limiting assembly is arranged at the lower end of the cleaning plate and is arranged in the inner cavity of the switcher body in a sliding mode, an elastic roller is movably installed in the middle upper side inner cavity at the other end of the switcher body, a square long slideway is arranged on the middle top surface of the switcher body, an installation long groove is arranged on the top surface at one end of the switcher body, one end of the square long slideway is communicated with the installation long groove, limiting slideways are respectively arranged on the inner walls at two sides of the inner cavity of the square long slideway, and a plurality of square sliding holes are arranged on the upper side outer wall at one end of the switcher body, the square sliding hole is communicated with the long mounting groove;

the cleaning plate comprises a connecting plate and a brushing plate fixedly arranged on the bottom surface of the middle part of the connecting plate, a Z-shaped sliding plate is fixedly arranged on the outer wall of the middle part of one side of the connecting plate, and two sides of one end of the Z-shaped sliding plate are respectively arranged in the limiting slide ways in a sliding manner;

the pressing assembly comprises an upper sliding column and a telescopic column, the output end of the telescopic column is movably mounted at one end of the upper sliding column, the input end of the telescopic column is fixedly provided with a concave frame, the outer wall of one side of the input end of the telescopic column is movably mounted with a lower sliding column, one end of the lower sliding column is fixedly mounted on the outer wall of one end of the switcher body, and the outer walls of the lower ends of one sides of the two ends of the concave frame are respectively and movably mounted with a pressing plate;

the clamping assembly comprises a pressing block and a return spring, one end of the return spring is installed on the outer wall of the middle part of one side of the pressing block, a driving push rod is fixedly installed on the outer wall of the upper end of one side of the pressing block, and an inclined rail clamping block is arranged at the output end of the driving push rod in a sliding mode;

the limiting assembly comprises a U-shaped rod and a square inclined rail block fixedly installed at one end of the U-shaped rod, an L-shaped push rod is slidably arranged at one side of the square inclined rail block, a trapezoidal fixture block is fixedly installed at the other end of the U-shaped rod, and an extension spring is installed on the top surface of the middle of the U-shaped rod;

the elastic roller comprises an elastic roller main body and installation shafts which are respectively and fixedly installed on the outer walls of the middle parts of the two ends of the elastic roller main body, and spring pieces are installed on the outer walls of the middle parts of the installation shafts.

Furthermore, a square installation inner groove is formed in the bottom face of one end of the square long slide way, a supporting connecting rod is fixedly installed on the inner wall of one end of the square long slide way, a limiting roller is movably installed at the output end of the supporting connecting rod, and the limiting roller is arranged above the square installation inner groove.

Furthermore, circular connecting grooves are respectively formed in the inner walls of the middle portions of two sides of the square installation inner groove, limiting circular grooves are formed in the side walls of inner cavities of the circular connecting grooves, blocking blocks are fixedly installed on the inner walls of the inner cavities of the limiting circular grooves, and one end portions of the spring pieces are fixedly installed on the outer walls of the blocking blocks.

Furthermore, the limiting slide way comprises an upper linear slide groove and a corner slide groove communicated with one end part of the upper linear slide groove, and one end of the corner slide groove is communicated with a lower linear slide groove.

Furthermore, a plurality of inner grooves extending into the inner groove are uniformly arranged on the bottom surface of the installation long groove, the inner grooves extending into the inner groove and the square sliding hole are correspondingly communicated, an L-shaped fixing hole is formed in the inner wall of one side of the upper end of the middle part of the installation long groove, a U-shaped through hole is formed in the bottom surface extending into the inner groove, one end of the U-shaped through hole is communicated with the installation long groove, and an extrusion spring is arranged on the inner wall of the end extending into the inner cavity of the inner groove.

Further, set up the concave-convex layer on the middle part top surface of connecting plate, the middle part downside fixed mounting of connecting plate one side has the embedding fixture block, and carries out activity joint between embedding fixture block and the ramp fixture block, and on the downside outer wall of connecting plate one side respectively fixed mounting have a plurality of square preceding support blocks, and correspond respectively on one side bottom surface of connecting plate embedding fixture block and square preceding support block one side department fixed mounting have the protrusion ejector pad.

Further, Z type slide includes Z type slide main part and sets up a pair of gyro wheel on Z type slide main part lower extreme both sides outer wall respectively, and the gyro wheel rolls and sets up in the restriction slide, and installs on the outside outer wall at Z type slide main part middle part and connect the rope, and the one end winding of connecting the rope is in the elastic roller main part.

Furthermore, a protruding push plate is fixedly mounted on the top face of one end of the upper sliding column, a pair of balls is arranged on the outer wall of the upper end of one side of the protruding push plate, a triangular clamping block is fixedly mounted on the bottom face of one end of the upper sliding column, and the triangular clamping block is movably clamped with the trapezoidal clamping block.

Furthermore, the clamping assembly is arranged in the L-shaped fixing hole, one end of the reset spring is arranged on the inner cavity wall of the L-shaped fixing hole, the inclined rail clamping block longitudinally slides to be arranged at an opening at one end of the L-shaped fixing hole, the limiting assembly is arranged in the U-shaped through hole, the square inclined rail block longitudinally slides to be arranged on the inner cavity wall of the U-shaped through hole, and the upper end of the extension spring is arranged on the inner cavity wall of the U-shaped through hole.

Furthermore, one end of the upper sliding column is arranged in the inner groove, one end of the extrusion spring is arranged on the outer wall of one end of the upper sliding column, and the upper ends of the protruding push plates are respectively arranged on the inner sides of the protruding push blocks.

Compared with the prior art, the invention has the following beneficial effects:

1. the HDMI switcher supporting 8K signal eARC audio transmission provided by the invention can press the pressing block inwards when an operator needs to take the switcher main body, the pressing block can drive the driving push rod to move forwards together, the inclined rail clamping block can drive the driving push rod to move upwards at the moment, so that the clamping between the inclined rail clamping block and the embedding clamping block is lost, at the moment, under the rebound action of the spring leaf, the elastic roller main body can rotate anticlockwise, the connecting rope can be recovered, under the common limiting action of the Z-shaped sliding plate, the upper straight line sliding groove, the corner sliding groove and the lower straight line sliding groove, the cleaning plate can move to the top surface of the switcher main body from the installation elongated groove and then move forwards along the top surface of the switcher main body, and the cleaning of the top surface of the switcher main body can be completed through the arrangement of the brush board, when the cleaning plate moves to the tail end of the square long slide way, the cleaning plate can be stopped, the operation is convenient and fast, the shell surface of the switcher main body is automatically cleaned, the direct taking operation of an operator is facilitated, the side face of the pressing block is arranged, and the situation that the fingers of the operator are not contaminated by dust when the pressing block is pressed is also guaranteed.

2. The HDMI switcher supporting 8K signal eARC audio transmission, provided by the invention, can push the upper sliding column forward under the elastic force of the extrusion spring when the clamping action between the triangular clamping block and the trapezoidal clamping block is lost through the arrangement of the pressing component, can drive the pressing plate to press the plug inserted at the wiring position under the supporting action of the lower sliding column, so that the plug can be pressed and fixed, when the cleaning plate slides along the square long slideway, the convex pushing plate can be pushed to move through the convex pushing block, the embedded clamping block and the square front resisting block lose the pressing action on the L-shaped pushing rod, the trapezoidal clamping block protrudes into the inner groove under the elastic force of the extension spring, when the triangular clamping block moves to the position of the trapezoidal clamping block along with the upper sliding column, the clamping can be carried out, and simultaneously the convex pushing block and the convex pushing plate are separated, the concave type frame drives the pressure strip and separates from the plug under the supporting effect of traveller this moment, and this kind of setting has not only realized compressing tightly the plug, also can carry out the separation of automatic fixation formula when the operator clears up the surface of switcher main part simultaneously, and the application is ingenious, can accomplish multiple effect simultaneously, facilitates the use.

3. According to the HDMI switcher supporting 8K signal eARC audio transmission, after the processing of the switcher body is finished, fingers can be placed on the concave-convex layer, the cleaning plate is pushed forwards forcibly, the spring pieces are compressed at the moment, the connecting rope is lengthened, the protruding push block crosses the protruding push plate after the cleaning plate is pushed into the mounting long groove, the embedded clamping block and the square front supporting block are respectively embedded into the opening at the upper end of the U-shaped through hole and extrude the L-shaped push rod, the U-shaped rod drives the trapezoidal clamping block to move downwards under the transmission action of the square inclined rail block, the triangular clamping block and the trapezoidal clamping block are not clamped, the plug can be compressed again, and the next cleaning operation is facilitated.

Drawings

Fig. 1 is a schematic diagram illustrating an overall three-dimensional structure of an HDMI switch supporting 8K signal arc audio transmission according to the present invention;

fig. 2 is a schematic perspective view of a switch body of an HDMI switch supporting 8K signal arc audio transmission according to the present invention;

fig. 3 is a side view of a square long slide of an HDMI switch supporting 8K signal arc audio transmission according to the present invention;

FIG. 4 is a side view of a U-shaped through hole and an L-shaped fixing hole of an HDMI switcher supporting 8K signal eARC audio transmission according to the present invention;

FIG. 5 is a side view of a square-shaped installed slot of an HDMI switch supporting 8K signal eARC audio transmission according to the present invention;

FIG. 6 is an enlarged view of the HDMI switch supporting the transmission of the 8K eARC audio signal of FIG. 5 at A;

FIG. 7 is a schematic diagram of a constraint component plane of an HDMI switch supporting 8K eARC audio transmission according to the present invention;

fig. 8 is a schematic perspective view of an elastic roller of the HDMI switch supporting 8K signal arc audio transmission according to the present invention;

fig. 9 is a schematic perspective view of a compressing assembly of the HDMI switch supporting 8K signal arc audio transmission according to the present invention;

FIG. 10 is a schematic diagram of a flat panel of an HDMI switch supporting 8K eARC audio transmission according to the present invention;

FIG. 11 is a schematic diagram of a three-dimensional structure of a Z-shaped slider of an HDMI switch supporting 8K eARC audio transmission according to the present invention;

fig. 12 is a schematic perspective view of a connection board of an HDMI switch supporting 8K signal arc audio transmission according to the present invention;

FIG. 13 is a diagram illustrating the WUH4-8K Block diagram configuration of an HDMI switch supporting 8K eARC audio transmission according to the present invention;

FIG. 14 is a diagram of the structure of the AT-GAIN-M40-LZ Block diagram of the HDMI switch supporting the transmission of the 8K eARC audio signal according to the present invention.

In the figure: 1. a switcher body; 11. a square long slideway; 111. an inner groove is installed in a square shape; 1111. a circular connecting groove; 1112. a limiting circular groove; 1113. a blocking block; 112. a support link; 113. limiting the roller; 12. a limiting slide way; 121. an upper straight line chute; 122. a corner chute; 123. a lower linear chute; 13. installing a long groove; 131. extending into the inner groove; 1311. a compression spring; 132. a U-shaped through hole; 133. an L-shaped fixing hole; 14. a square slide hole; 2. cleaning the plate; 21. a connecting plate; 211. a relief layer; 212. embedding a fixture block; 213. a square front resisting block; 214. projecting the push block; 22. a bristle plate; 23. a Z-shaped sliding plate; 231. a Z-shaped skateboard body; 232. a roller; 233. connecting ropes; 3. a compression assembly; 31. an upper sliding column; 311. a raised push plate; 312. a ball bearing; 313. a triangular clamping block; 32. a telescopic column; 33. a lower sliding column; 34. a concave frame; 35. a compression plate; 4. a clamping assembly; 41. a pressing block; 42. a return spring; 43. driving the push rod; 44. a ramp fixture block; 5. a restraining component; 51. a U-shaped rod; 52. a square inclined rail block; 53. an L-shaped push rod; 54. a trapezoidal fixture block; 55. an extension spring; 6. an elastic roller; 61. an elastic roller body; 62. installing a shaft; 63. a spring plate.

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.

In order to solve the technical problem of how to clean the surface of the HDMI switch before the operator takes the HDMI switch, as shown in fig. 1 to 3, 8 and 10 to 12, the following preferred technical solutions are provided:

an HDMI switcher supporting 8K signal eARC audio transmission comprises a switcher body 1, a cleaning plate 2 is arranged in an upper side inner cavity at one end of the switcher body 1, a plurality of pressing components 3 are arranged at one end of the switcher body 1, the pressing components 3 are correspondingly arranged with interfaces, the pressing components 3 are arranged right above the interfaces, a clamping component 4 is arranged in a middle upper side inner cavity at one end of the switcher body 1, a limiting component 5 is arranged at the lower end of the cleaning plate 2, the limiting component 5 is arranged in the inner cavity of the switcher body 1 in a sliding manner, an elastic roller 6 is movably arranged in the middle upper side inner cavity at the other end of the switcher body 1, a square long slideway 11 is arranged on the middle top surface of the switcher body 1, an installation long groove 13 is arranged on the top surface at one end of the switcher body 1, and one end of the square long slideway 11 is communicated with the installation long groove 13, limiting slideways 12 are respectively arranged on the inner walls of two sides of an inner cavity of the square long slideway 11, a plurality of square sliding holes 14 are arranged on the outer wall of the upper side of one end of the switcher main body 1, the square sliding holes 14 are communicated with the installation long grooves 13, the square sliding holes 14 are correspondingly arranged with the interfaces, the compressing assembly 3 is arranged right above the interfaces, the cleaning plate 2 comprises a connecting plate 21 and brush hair plates 22 fixedly arranged on the bottom surface of the middle part of the connecting plate 21, a Z-shaped sliding plate 23 is fixedly arranged on the outer wall of the middle part of one side of the connecting plate 21, two sides of one end of the Z-shaped sliding plate 23 are respectively arranged in the limiting slideways 12 in a sliding manner, the elastic roller 6 comprises an elastic roller main body 61 and installation shafts 62 fixedly arranged on the outer walls of the middle parts of two ends of the elastic roller main body 61, and spring pieces 63 are arranged on the outer walls of the middle parts of the installation shafts 62.

Specifically, when an operator needs to take the switcher body 1 up, the pressing block 41 can be pressed inwards, the pressing block 41 can drive the driving push rod 43 to move forwards together, at the same time, the ramp clamping block 44 can move upwards under the driving of the driving push rod 43, so that the clamping between the ramp clamping block 44 and the embedding clamping block 212 is lost, at the same time, under the rebound action of the spring leaf 63, the elastic roller body 61 can rotate anticlockwise, the connecting rope 233 can be recovered, under the common limiting action of the Z-shaped sliding plate 23, the upper linear sliding groove 121, the corner sliding groove 122 and the lower linear sliding groove 123, the cleaning plate 2 can move to the top surface of the switcher body 1 from the installation elongated slot 13 and then move forwards along the top surface of the switcher body 1, through the arrangement of the brush plate 22, the cleaning of the top surface of the switcher body 1 can be completed, when the cleaning plate 2 moves to the tail end of the long square slideway 11, can stop, this kind of setting not only operates convenient and fast, has realized cleaning the casing surface of switcher main part 1 automatically, has made things convenient for the direct operation of taking of operator, presses the side setting of pressing block 41 simultaneously, has also guaranteed that the operator can not be infected with by the dust when pressing according to pressing block 41.

In order to solve the technical problem of how to implement automatic compression and decompression of a connector on the premise of cleaning the surface of an HDMI switch, as shown in fig. 1 to 12, the following preferred technical solutions are provided:

the pressing component 3 comprises an upper sliding column 31 and a telescopic column 32 with an output end movably mounted at one end of the upper sliding column 31, a concave frame 34 is fixedly mounted at the input end of the telescopic column 32, a lower sliding column 33 is movably mounted on the outer wall of one side of the input end of the telescopic column 32, one end of the lower sliding column 33 is fixedly mounted on the outer wall of one end of the switcher body 1, pressing plates 35 are respectively and movably mounted on the outer walls of the lower ends of two ends of the concave frame 34, the clamping component 4 comprises a pressing block 41 and a reset spring 42 with one end mounted on the outer wall of the middle part of one side of the pressing block 41, a driving push rod 43 is fixedly mounted on the outer wall of the upper end of one side of the pressing block 41, the output end of the driving push rod 43 is provided with an inclined rail clamping block 44 in a sliding manner, the limiting component 5 comprises a U-shaped rod 51 and a square inclined rail block 52 fixedly mounted at one end of the U-shaped rod 51, and an L-shaped pushing rod 53 is slidably arranged at one side of the square inclined rail block 52, the other end of the U-shaped rod 51 is fixedly provided with a trapezoidal fixture block 54, and the top surface of the middle part of the U-shaped rod 51 is provided with an extension spring 55.

A square installation inner groove 111 is formed in the bottom face of one end of the square long slideway 11, a support connecting rod 112 is fixedly installed on the inner wall of one end of the square long slideway 11, a limiting roller 113 is movably installed at the output end of the support connecting rod 112, the limiting roller 113 is arranged above the square installation inner groove 111, circular connecting grooves 1111 are respectively formed in the inner walls of the middle portions of two sides of the square installation inner groove 111, a limiting circular groove 1112 is formed in the side wall of an inner cavity of each circular connecting groove 1111, a blocking block 1113 is fixedly installed on the inner wall of the inner cavity of the limiting circular groove 1112, and one end portion of each spring piece 63 is fixedly installed on the outer wall of the corresponding blocking block 1113.

The limiting slide 12 includes an upper straight slide groove 121 and a corner slide groove 122 communicated with one end of the upper straight slide groove 121, and one end of the corner slide groove 122 is communicated with a lower straight slide groove 123.

The bottom surface of the installation long groove 13 is uniformly provided with a plurality of extending inner grooves 131, the extending inner grooves 131 are correspondingly communicated with the square sliding holes 14, an L-shaped fixing hole 133 is arranged on the inner wall of one side of the upper end of the middle part of the installation long groove 13, a U-shaped through hole 132 is arranged on the bottom surface of the extending inner groove 131, one end of the U-shaped through hole 132 is communicated with the installation long groove 13, an extrusion spring 1311 is arranged on the inner wall of one end of the extending inner groove 131, and the elastic force of the spring piece 63 is far greater than that of the extrusion spring 1311.

The concave-convex layer 211 is arranged on the top surface of the middle of the connecting plate 21, the embedding fixture block 212 is fixedly mounted on the lower side of the middle of one side of the connecting plate 21, the embedding fixture block 212 is movably clamped with the inclined rail fixture block 44, the outer wall of the lower side of one side of the connecting plate 21 is fixedly mounted with a plurality of square front supporting blocks 213, and the bottom surface of one side of the connecting plate 21 is fixedly mounted with a convex pushing block 214 corresponding to the embedding fixture block 212 and one side of the square front supporting blocks 213.

The Z-shaped sliding plate 23 includes a Z-shaped sliding plate main body 231 and a pair of rollers 232 respectively disposed on outer walls of both sides of a lower end of the Z-shaped sliding plate main body 231, the rollers 232 are rolled in the limiting slide 12, and a connecting rope 233 is mounted on an outer wall of an outer side of a middle portion of the Z-shaped sliding plate main body 231, and one end of the connecting rope 233 is wound on the elastic roller main body 61.

A protruding push plate 311 is fixedly mounted on the top surface of one end of the upper sliding column 31, a pair of balls 312 is arranged on the outer wall of the upper end of one side of the protruding push plate 311, a triangular clamping block 313 is fixedly mounted on the bottom surface of one end of the upper sliding column 31, and the triangular clamping block 313 and the trapezoidal clamping block 54 are movably clamped.

The clamping assembly 4 is arranged in the L-shaped fixing hole 133, one end of the return spring 42 is mounted on the inner wall of the inner cavity of the L-shaped fixing hole 133, the inclined rail fixture block 44 is longitudinally slidably arranged at an opening at one end of the L-shaped fixing hole 133, the limiting assembly 5 is arranged in the U-shaped through hole 132, the square inclined rail block 52 is longitudinally slidably arranged on the inner wall of the inner cavity of the U-shaped through hole 132, one end of the upper sliding column 31 is arranged to extend into the inner groove 131, one end of the extrusion spring 1311 is mounted on the outer wall of one end of the upper sliding column 31, and the upper ends of the protruding push plates 311 are respectively arranged at the inner sides of the protruding push blocks 214.

Specifically, through the arrangement of the pressing component 3, when the triangular fixture block 313 and the trapezoidal fixture block 54 lose the clamping action, the upper sliding column 31 can be pushed forward under the elastic force of the extrusion spring 1311, and under the supporting action of the lower sliding column 33, the concave frame 34 can drive the pressing plate 35 to press the plug inserted at the wiring position, so as to realize the pressing and fixing of the plug, when the cleaning plate 2 slides along the square long slideway 11, the convex pushing plate 311 can be pushed to move by the convex pushing block 214, the embedded fixture block 212 and the square front abutting block 213 lose the extrusion action on the L-shaped pushing rod 53, under the elastic force of the extension spring 55, the trapezoidal fixture block 54 protrudes into the inner groove 131, when the triangular fixture block 313 moves to the position of the trapezoidal fixture block 54 along with the upper sliding column 31, the clamping can be performed, and simultaneously, the convex pushing block 214 and the convex pushing plate 311 are separated, the concave type frame 34 drives the pressure strip 35 to separate from the plug under the supporting effect of the lower sliding column 33, the arrangement not only realizes the compression of the plug, but also can automatically fix the separation when an operator cleans the surface of the switcher main body 1, the application is ingenious, various effects can be simultaneously completed, and the use is convenient.

Further, after the processing of the switcher body 1 is completed, fingers can be placed on the concave-convex layer 211, the cleaning plate 2 is pushed forwards forcibly, the spring piece 63 is compressed at the moment, the connecting rope 233 is extended, after the cleaning plate 2 is pushed into the mounting long groove 13, the protruding push block 214 is enabled to cross the protruding push plate 311, the embedded fixture block 212 and the square front support block 213 are respectively embedded into the upper end opening of the U-shaped through hole 132 and extrude the L-shaped push rod 53, the trapezoid fixture block 54 can be driven to move downwards through the U-shaped rod 51 under the transmission action of the square inclined rail block 52, the clamping between the triangle fixture block 313 and the trapezoid fixture block 54 can be lost, the plug can be compressed again, and the next cleaning operation can be facilitated.

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.

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

1. An HDMI switcher supporting 8K signal eARC audio transmission comprises a switcher body (1), and is characterized in that: a cleaning plate (2) is arranged in an upper side inner cavity at one end of the switcher main body (1), a plurality of pressing components (3) are arranged at one end of the switcher main body (1), a clamping component (4) is arranged in a middle upper side inner cavity at one end of the switcher main body (1), a limiting component (5) is arranged at the lower end of the cleaning plate (2), the limiting component (5) is arranged in the inner cavity of the switcher main body (1) in a sliding manner, an elastic roller (6) is movably arranged in the middle upper side inner cavity at the other end of the switcher main body (1), a square long slideway (11) is arranged on the middle top surface of the switcher main body (1), an installation long groove (13) is arranged on the top surface of one end of the switcher main body (1), one end of the square long slideway (11) is communicated with the installation long groove (13), and limiting slideways (12) are respectively arranged on the inner walls at two sides of the inner cavity of the square long slideway (11), a plurality of square sliding holes (14) are formed in the outer wall of the upper side of one end of the switcher main body (1), and the square sliding holes (14) are communicated with the installation long grooves (13);

the cleaning plate (2) comprises a connecting plate (21) and a brushing plate (22) fixedly mounted on the bottom surface of the middle part of the connecting plate (21), a Z-shaped sliding plate (23) is fixedly mounted on the outer wall of the middle part of one side of the connecting plate (21), and two sides of one end of the Z-shaped sliding plate (23) are respectively arranged in the limiting slide ways (12) in a sliding manner;

the pressing assembly (3) comprises an upper sliding column (31) and a telescopic column (32) of which the output end is movably mounted at one end of the upper sliding column (31), the input end of the telescopic column (32) is fixedly provided with a concave frame (34), the outer wall of one side of the input end of the telescopic column (32) is movably provided with a lower sliding column (33), one end of the lower sliding column (33) is fixedly mounted on the outer wall of one end of the switcher main body (1), and the outer walls of the lower ends of one sides of the two ends of the concave frame (34) are respectively and movably provided with a pressing plate (35);

the clamping assembly (4) comprises a pressing block (41) and a return spring (42) with one end installed on the outer wall of the middle part of one side of the pressing block (41), a driving push rod (43) is fixedly installed on the outer wall of the upper end of one side of the pressing block (41), and an inclined rail clamping block (44) is arranged at the output end of the driving push rod (43) in a sliding mode;

the limiting assembly (5) comprises a U-shaped rod (51) and a square inclined rail block (52) fixedly installed at one end of the U-shaped rod (51), an L-shaped pushing rod (53) is slidably arranged at one side of the square inclined rail block (52), a trapezoidal clamping block (54) is fixedly installed at the other end of the U-shaped rod (51), and an extension spring (55) is installed on the top surface of the middle of the U-shaped rod (51);

the elastic roller (6) comprises an elastic roller body (61) and mounting shafts (62) which are respectively and fixedly mounted on the outer walls of the middle parts of the two ends of the elastic roller body (61), and spring pieces (63) are mounted on the outer walls of the middle parts of the mounting shafts (62).

2. The HDMI switch of claim 1, wherein said HDMI switch supports audio transmission of an 8K signal, arc, is further characterized by: a square installation inner groove (111) is formed in the bottom face of one end of the square long slide way (11), a supporting connecting rod (112) is fixedly installed on the inner wall of one end of the square long slide way (11), a limiting roller (113) is movably installed at the output end of the supporting connecting rod (112), and the limiting roller (113) is arranged above the square installation inner groove (111).

3. The HDMI switch of claim 2, wherein said HDMI switch supports audio transmission of an 8K signal, arc, is further characterized by: the inner walls of the middle parts of two sides of the square installation inner groove (111) are respectively provided with a circular connecting groove (1111), the side wall of an inner cavity of the circular connecting groove (1111) is provided with a limiting circular groove (1112), the inner wall of the inner cavity of the limiting circular groove (1112) is fixedly provided with a blocking block (1113), and one end part of the spring piece (63) is fixedly arranged on the outer wall of the blocking block (1113).

4. The HDMI switcher of claim 3, wherein said HDMI switcher supports audio transmission of 8K signal eARC, said HDMI switcher comprises: the limiting slide way (12) comprises an upper linear slide groove (121) and a corner slide groove (122) communicated with one end of the upper linear slide groove (121), and one end of the corner slide groove (122) is communicated with a lower linear slide groove (123).

5. The HDMI switcher of claim 4, wherein said HDMI switcher supports audio transmission of 8K signal eARC, comprises: the bottom surface of the long mounting groove (13) is uniformly provided with a plurality of extending-in inner grooves (131), the extending-in inner grooves (131) and the square sliding holes (14) are correspondingly communicated, an L-shaped fixing hole (133) is formed in the inner wall of one side of the upper end of the middle part of the long mounting groove (13), a U-shaped through hole (132) is formed in the bottom surface extending into the inner groove (131), one end of the U-shaped through hole (132) is communicated with the long mounting groove (13), and an extrusion spring (1311) is installed on the inner wall of one end extending into the inner cavity of the inner groove (131).

6. The HDMI switcher of claim 5, wherein said HDMI switcher supports audio transmission of 8K signal eARC: set up on the middle part top surface of connecting plate (21) unsmooth layer (211), the middle part downside fixed mounting of connecting plate (21) one side has embedding fixture block (212), and carries out movable joint between embedding fixture block (212) and ramp fixture block (44), support piece (213) before a plurality of squares on the downside outer wall of connecting plate (21) one side fixed mounting respectively, and correspond respectively on one side bottom surface of connecting plate (21) embedding fixture block (212) and support piece (213) one side fixed mounting have protrusion ejector pad (214) before square.

7. The HDMI switcher of claim 6, wherein said HDMI switcher supports audio transmission of 8K signal eARC: the Z-shaped sliding plate (23) comprises a Z-shaped sliding plate main body (231) and a pair of rollers (232) respectively arranged on the outer walls of the two sides of the lower end of the Z-shaped sliding plate main body (231), the rollers (232) are arranged in the limiting slide ways (12) in a rolling mode, a connecting rope (233) is installed on the outer wall of the outer side of the middle of the Z-shaped sliding plate main body (231), and one end of the connecting rope (233) is wound on the elastic roller main body (61).

8. The HDMI switcher of claim 7, wherein said HDMI switcher supports audio transmission of 8K signal eARC: a protruding push plate (311) is fixedly mounted on the top face of one end of the upper sliding column (31), a pair of balls (312) is arranged on the outer wall of the upper end of one side of the protruding push plate (311), a triangular clamping block (313) is fixedly mounted on the bottom face of one end of the upper sliding column (31), and the triangular clamping block (313) is movably clamped with the trapezoidal clamping block (54).

9. The HDMI switch of claim 8, wherein said HDMI switch supports audio transmission of an 8K signal, arc, comprises: the clamping assembly (4) is arranged in the L-shaped fixing hole (133), one end of the reset spring (42) is arranged on the inner wall of an inner cavity of the L-shaped fixing hole (133), the inclined rail clamping block (44) is longitudinally slidably arranged at an opening at one end of the L-shaped fixing hole (133), the limiting assembly (5) is arranged in the U-shaped through hole (132), the square inclined rail block (52) is longitudinally slidably arranged on the inner wall of the inner cavity of the U-shaped through hole (132), and the upper end of the tension spring (55) is arranged on the inner wall of the inner cavity of the U-shaped through hole (132).

10. The HDMI switch of claim 9, wherein said HDMI switch supports audio transmission of an 8K signal, arc, is further characterized by: one end of the upper sliding column (31) is arranged in the inner slot (131), one end of the extrusion spring (1311) is arranged on the outer wall of one end of the upper sliding column (31), and the upper ends of the convex push plates (311) are respectively arranged on the inner sides of the convex push blocks (214).