CN210531901U

CN210531901U - Wireless video transmitter based on adjustable power

Info

Publication number: CN210531901U
Application number: CN201921051311.5U
Authority: CN
Inventors: 王本军
Original assignee: Nanjing Fast Reiter Mdt Infotech Ltd
Current assignee: Nanjing Fast Reiter Mdt Infotech Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-15
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a wireless video transmitter based on power adjustable, which comprises a mounting bas, a serial communication port, four mounting holes have been seted up in the mount pad, all install in every mounting hole and be fixed with the mounting, the mounting includes a ring and a circle cover, the longitudinal section shape of circle cover is "concave" font, sliding connection has four fixture blocks in the circle cover, four fixture blocks set up along the circumference equidistance, the longitudinal section shape of fixture block is right trapezoid, the fixture block is provided with the inclined plane towards one side of ring, the spring groove has been seted up in the outside of four fixture blocks, be equipped with the cramping spring in the spring groove, be equipped with unlocking structure jointly on four fixture blocks, four inserted bars of fixedly connected with on the box body, the inserted bar is pegged graft with ring and circle cover, the annular has been seted up on the perisporium. It has improved wireless video transmitter's dismouting flexibility.

Description

Wireless video transmitter based on adjustable power

Technical Field

The utility model relates to a digital video equipment field, concretely relates to wireless video transmitter based on power adjustable.

Background

The wireless video transmitter, also called HDMI transmitter, mainly packages video resources and transmits the video resources to another device (such as a television or a computer) in a wireless transmission manner. At present, the application mode of the wireless video transmitter includes that a video on a mobile phone is projected to a television through the wireless transmitter, and the video needs to be applied to a wireless video generator and a wireless video receiver in the screen projection process. The power-adjustable wireless video transmitter is used for changing the frequency of the wireless video transmitter, so that one wireless video transmitter can be adapted to a plurality of wireless video receivers with different frequencies.

Most of the existing video transmitters are installed on a mounting seat, and the wireless video transmitter mainly comprises a box body, a communication unit and a conversion unit, wherein the communication unit and the conversion unit are placed in the box body.

The conventional wireless video transmitter is directly fixed on the mounting seat through bolts or glue, and the wireless video transmitter is low in dismounting and mounting convenience.

Disclosure of Invention

In order to overcome not enough among the prior art, the utility model provides a based on power adjustable wireless video transmitter, its dismouting flexibility that has improved wireless video transmitter.

In order to realize the above-mentioned purpose, the utility model discloses a wireless video transmitter based on power adjustable, which comprises a mounting bas, a serial communication port, four mounting holes have been seted up in the mount pad, all install and be fixed with the mounting in every mounting hole, the mounting includes a ring and a circle cover, the longitudinal section shape of circle cover is "concave" font, sliding connection has four fixture blocks in the circle cover, four fixture blocks set up along the circumference equidistance, the longitudinal section shape of fixture block is right trapezoid, the fixture block is provided with the inclined plane towards one side of ring, the spring groove has been seted up in the outside of four fixture blocks, be equipped with the spring that cramps in the spring groove, be equipped with unlocking structure jointly on four fixture blocks, four inserted bars of fixedly connected with on the box body, the inserted bar is pegged graft with ring and circle cover, the annular has been seted.

Further, the unlocking structure includes the active rod of sliding connection in the mount pad, rotates on the perisporium of active rod and is connected with four vaulting poles, and four vaulting poles rotate respectively and connect on four fixture blocks, and fixed connection rack on the active rod rotates in the mount pad and is connected with the gear, and gear and rack meshing, gear coaxial coupling have the carousel, and the mount pad is stretched out to the carousel, and the setting of carousel relative pivoted is on the mount pad.

Further, an organic whole is provided with two concatenation ears on the circle cover, is equipped with two splice grooves that supply the concatenation ear to peg graft on the ring, and it has the splice bolt to alternate on the concatenation ear, splice bolt and splice groove threaded connection.

Furthermore, a guide block is fixedly connected to the circumferential wall of the ring, a guide groove communicated with the mounting hole is formed in the mounting seat, a fixing bolt penetrates through the guide block, and the fixing bolt is in threaded connection with the mounting seat.

Furthermore, the inner wall of the ring is provided with a plurality of taking grooves.

Has the advantages that: the inserted bar on the box body is inserted between the circular ring and the circular sleeve, four clamping blocks between the circular sleeves slide along the axis of the circular sleeve under the action of the hooping spring, and finally the four clamping blocks are clamped in the circular groove of the inserted bar to limit the position of the box body.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the whole of the present embodiment;

FIG. 2 is an exploded view of the mount of the present embodiment;

fig. 3 is a schematic structural diagram of the connection relationship between the stay bar and the latch according to the embodiment.

Reference numerals: 1. a mounting seat; 2. mounting holes; 3. a fixing member; 31. a circular ring; 32. a round sleeve; 4. a clamping block; 5. a bevel; 6. a spring slot; 7. a spring is hooped; 8. an unlocking structure; 81. a driving lever; 82. a stay bar; 83. a rack; 84. a gear; 9. inserting a rod; 10. a ring groove; 11. a turntable; 12. splicing the lugs; 13. splicing grooves; 14. splicing the bolts; 15. a guide block; 16. a guide groove; 17. fixing the bolt; 18. taking the groove; 19. and (5) a box body.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

Example (b): as shown in figure 1, a wireless video transmitter based on adjustable power includes a box body 19 and a mounting base 1 for fixing the box body 19, four insertion rods 9 are fixedly connected to the bottom of the box body 19, four mounting holes 2 are formed in the mounting base 1, a fixing member 3 is fixedly installed in each mounting hole 2, and a hole for inserting the insertion rods 9 is formed in each fixing member 3.

As shown in fig. 1 and 2, the fixing member 3 includes a circular ring 31 and a circular sleeve 32, the circular ring 31 and the circular sleeve 32 are fixedly connected to each other, and a hole for the insertion rod 9 to be inserted is commonly formed at the central axial position of the circular ring 31 and the central axial position of the circular sleeve 32. The longitudinal section of the round sleeve 32 is in a concave shape, the surface of the round sleeve 32 is connected with four fixture blocks 4 in a sliding manner, the four fixture blocks 4 are arranged at equal intervals along the axis of the round sleeve 32, the four fixture blocks 4 slide along the radial direction of the round sleeve 32, and the hole diameters of holes of the round sleeve 32 can be changed in the sliding process of the four fixture blocks 4, so that the four fixture blocks 4 jointly clamp the peripheral wall of the inserted rod 9 inserted into the holes of the round sleeve 32, and the peripheral wall of the inserted rod 9 is provided with a ring groove 10 for clamping the fixture blocks 4.

The longitudinal section of the fixture block 4 is in a shape of a straight-foot trapezoid, and the surface of one side of the fixture block 4 facing the circular ring 31 is an inclined surface 5. The inclined surface 5 can automatically enable the four fixture blocks 4 to be radially opened when the inserted rod 9 is inserted into the round sleeve 32, the spring grooves 6 are formed in the surfaces, facing the outer wall of the round sleeve 32, of the four fixture blocks 4, the hooping springs 7 are arranged in the spring grooves 6, and the hooping springs 7 are hooped on the outer sides of the four fixture blocks 4 and enable the four fixture blocks 4 to be close to each other through elasticity.

As shown in fig. 3, the bottom of the round sleeve 32 is provided with an unlocking structure 8 driven by a user, and the unlocking structure 8 can separate the latch 4 from being clamped with the ring groove 10. The unlocking structure 8 comprises four support rods 82, one end of each support rod 82 is rotatably connected with the bottom of the fixture block 4, and the fixture block 4 also penetrates through the bottom of the round sleeve 32 so that the support rods 82 are rotatably connected with the fixture block 4. The driving rod 81 is longitudinally connected in the mounting seat 1 in a sliding manner, the other end of the support rod 82 is rotatably connected with the peripheral wall of the driving rod 81, and the four fixture blocks 4 are driven to slide by the longitudinal movement of the driving rod 81.

The rack 83 is fixedly connected to the bottom side of the driving rod 81, the gear 84 is rotatably connected to the mounting base 1, the gear 84 is meshed with the rack 83, the turntable 11 is rotatably connected to the outer side of the mounting base 1, the turntable 11 is coaxially connected with the gear 84 through a rod, and a user drives each fixture block 4 to move sequentially through the turntable 11, the gear 84, the rack 83, the driving rod 81 and the supporting rod 82.

The upper surface of the round sleeve 32 is integrally provided with two splicing lugs 12, the peripheral wall of the round ring 31 is provided with a splicing groove 13 for splicing the splicing lugs 12, a splicing bolt 14 is inserted in the splicing lug 12, and the splicing bolt 14 is in threaded connection with the splicing groove 13. The peripheral wall of the ring 31 is fixedly connected with a guide block 15, the upper surface of the mounting seat 1 is provided with a guide groove 16, the guide groove 16 is communicated with the mounting hole 2, a fixing bolt 17 is inserted in the guide block 15, and the fixing bolt 17 extends out of the mounting seat 1 and is in threaded connection with the mounting seat 1.

The inner wall of the ring 31 is provided with a plurality of taking grooves 18 along the radial direction, and the taking grooves 18 facilitate the fingers of a user to hook the inner wall of the taking grooves 18, thereby facilitating the extraction of the fixing member 3 from the mounting hole 2.

The installation step:

firstly, the splicing ear 12 is inserted into the splicing groove 13, the circular ring 31 and the circular sleeve 32 are fixed through the splicing bolt 14, the circular ring 31 and the circular sleeve 32 form the fixing piece 3, the splicing bolt 14 does not protrude out of the outer surface of the circular sleeve 32, therefore, the splicing of the fixing piece 3 into the mounting hole 2 is not influenced, and the fixing piece 3 is placed into the mounting hole 2.

Then, when the fixing member 3 is inserted into the mounting hole 2, the guide block 15 is inserted into the guide groove 16, and then the fixing bolt 17 is screwed into the guide block 15 from the mounting base 1 and the fixing of the fixing member 3 with the mounting base 1 is achieved. During the insertion of the fixing member 3 into the mounting hole 2, the rack 83 gradually engages with the gear 84 in the mounting seat 1.

Finally, the inserting rod 9 of the box body 19 is inserted into the hole of the fixing element 3, the peripheral wall of the inserting rod 9 enables the clamping blocks 4 to mutually expand along the radial direction of the circular sleeve 32, when the annular groove 10 of the inserting rod 9 is positioned at the same horizontal plane with the clamping blocks 4, the clamping blocks 4 are radially reset along the circular sleeve 32 under the elastic retraction of the tightening spring 7, and the clamping blocks 4 are clamped at the position of the annular groove 10 of the inserting rod 9. When the user dismantles box body 19 from mount pad 1, the user need rotate carousel 11, and carousel 11 drives four fixture blocks 4 and follows radially to overcome and cramp spring 7 elasticity and part to fixture block 4 no longer with annular 10 joint, the inserted bar 9 of box body 19 can be taken out from mounting 3, has improved the dismouting flexibility of box body 19 and mount pad 1.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims

1. The wireless video transmitter based on adjustable power comprises a mounting seat (1) and is characterized in that four mounting holes (2) are formed in the mounting seat (1), each mounting hole (2) is internally and fixedly provided with a fixing piece (3), each fixing piece (3) comprises a circular ring (31) and a circular sleeve (32), the longitudinal section of each circular sleeve (32) is in a concave shape, four clamping blocks (4) are slidably connected in each circular sleeve (32), the four clamping blocks (4) are arranged along the circumference at equal intervals, the longitudinal section of each clamping block (4) is in a right trapezoid shape, an inclined plane (5) is arranged on one side, facing the circular ring (31), of each clamping block (4), spring grooves (6) are formed in the outer sides of the four clamping blocks (4), clamping springs (7) are arranged in the spring grooves (6), and unlocking structures (8) are jointly arranged on the four clamping blocks (4), four inserted bars (9) are fixedly connected to the box body (19), the inserted bars (9) are inserted into the circular rings (31) and the circular sleeves (32), and circular grooves (10) are formed in the peripheral walls of the inserted bars (9).

2. The wireless video transmitter with the adjustable power as claimed in claim 1, wherein the unlocking structure (8) comprises a driving rod (81) slidably connected in the mounting seat (1), the peripheral wall of the driving rod (81) is rotatably connected with four supporting rods (82), the four supporting rods (82) are respectively rotatably connected on four fixture blocks (4), the driving rod (81) is fixedly connected with a rack (83), the mounting seat (1) is rotatably connected with a gear (84), the gear (84) is meshed with the rack (83), the gear (84) is coaxially connected with a turntable (11), the turntable (11) extends out of the mounting seat (1), and the turntable (11) is relatively rotatably arranged on the mounting seat (1).

3. The power-adjustable wireless video transmitter according to claim 1, wherein the round sleeve (32) is integrally provided with two splicing lugs (12), the ring (31) is provided with two splicing grooves (13) for the splicing lugs (12) to be spliced, the splicing lugs (12) are inserted with splicing bolts (14), and the splicing bolts (14) are in threaded connection with the splicing grooves (13).

4. The power-adjustable wireless video transmitter as claimed in claim 1, wherein a guide block (15) is fixedly connected to a peripheral wall of the ring (31), a guide groove (16) communicated with the mounting hole (2) is formed in the mounting base (1), a fixing bolt (17) is inserted into the guide block (15), and the fixing bolt (17) is in threaded connection with the mounting base (1).

5. The wireless video transmitter with adjustable power as claimed in claim 1, wherein the inner wall of the ring (31) is provided with a plurality of catching grooves (18).