CN215499318U - Video signal analysis circuit, video signal analysis device and sending card - Google Patents

Abstract

The utility model relates to the technical field of video signal analysis, and discloses a video signal analysis circuit, a video signal analysis device and a sending card. The utility model can stably install the circuit board and is convenient for inserting the connector and the interface.

Description

Video signal analysis circuit, video signal analysis device and sending card

Technical Field

The present invention relates to the field of video signal analysis technologies, and in particular, to a video signal analysis circuit, a video signal analysis device, and a transmission card.

Background

Present video signal analysis device generally all includes the circuit board and sets up video signal analysis circuit and the card of sending on the circuit board, because the hardness of circuit board is not high, and can't obtain firm installation at the in-process of installation, and the interface angle of being connected with the circuit board is fixed the setting moreover, and the staff of being not convenient for will connect and peg graft with the interface. Therefore, the utility model provides a video signal analysis circuit, a video signal analysis device and a sending card.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, because the circuit board is not high in hardness and cannot be stably installed in the installation process, and the angle of an interface connected with the circuit board is fixedly arranged, a worker cannot conveniently insert and connect the connector and the interface, and provides a video signal analysis circuit, a video signal analysis device and a sending card.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a video signal analysis circuit comprises a circuit board and a signal conversion module, wherein the signal conversion module is installed on the upper surface of the circuit board and used for converting an input high-definition multimedia signal into parallel port data.

The utility model provides a signal analysis device frequently, includes video signal analysis circuit and casing, the circuit board is located the inside of casing, the fixed interface that is equipped with of left side wall of circuit board, the left side wall of casing is offered and is used for interface male jack, through screw fixed connection between the left side wall of interface and casing, the right side wall of casing is equipped with the coupling mechanism fixed with the circuit board right side, the bottom inner wall elasticity of casing is equipped with a plurality of evenly distributed and the rubber roller that sets up with circuit board lower surface contact.

Preferably, the connecting mechanism comprises an internal thread sleeve and a bolt, the internal thread sleeve is fixedly arranged on the right side wall of the circuit board, and the bolt is arranged on the right side wall of the shell and is in threaded connection with the internal thread sleeve.

Preferably, the inner wall of the bottom of the shell is fixedly provided with a supporting plate, the upper surface of the supporting plate is provided with a groove, a U-shaped frame is arranged inside the groove, the rubber roller is rotatably arranged inside the U-shaped frame, and the bottom of the U-shaped frame is fixedly arranged at the groove bottom of the groove through a spring.

Preferably, the below of casing is equipped with the base, both sides all are equipped with the set-square around the casing, and the downside of set-square is fixed to be set up in the upper surface of base, both sides all rotate with the side of set-square through the screw rod around the casing and are connected, the screw thread is provided with the nut on the pole wall of screw rod.

A transmitting card comprises a video signal analysis circuit and a chip body, wherein the chip body is arranged on the upper surface of a circuit board.

Compared with the prior art, the utility model provides a video signal analysis circuit, a video signal analysis device and a sending card, which have the following beneficial effects:

1. this video signal analysis circuit, video signal analysis device and transmitting card through the signal conversion module of setting on the circuit board, can convert the high definition multimedia signal of input into parallel port data, through backup pad, U type frame, spring, rubber roller, internal thread sleeve and the bolt of setting on the casing, can guarantee that the firm insertion of circuit board carries out fixed mounting with it again when the inside of casing.

2. This video signal analytic circuit, video signal analytic device and sending card through setting up at base, set-square, screw rod and nut, can carry out angle modulation with the casing to can adjust the angle of interface, be convenient for peg graft with the joint with the interface.

The parts of the device which are not involved are the same as or can be realized by adopting the prior art, the utility model can stably install the circuit board and is convenient for inserting the connector and the interface.

Drawings

Fig. 1 is a schematic structural diagram of a video signal analyzing circuit, a video signal analyzing apparatus and a transmitting card according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1;

fig. 4 is a schematic view of the structure of fig. 1.

In the figure: the device comprises a circuit board 1, a signal conversion module 2, a shell 3, an interface 4, screws 5, a rubber roller 6, an internal thread sleeve 7, bolts 8, a support plate 9, a U-shaped frame 10, a spring 11, a base 12, a triangle 13, a screw 14, a nut 15 and a chip body 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, a video signal analyzing circuit includes a circuit board 1 and a signal conversion module 2, the signal conversion module 2 is mounted on an upper surface of the circuit board 1, and the signal conversion module 2 is configured to convert an input high-definition multimedia signal into parallel port data.

The utility model provides a signal analysis device frequently, including video signal analysis circuit and casing 3, circuit board 1 is located casing 3's inside, circuit board 1's left side wall is fixed and is equipped with interface 4, casing 3's left side wall is offered and is used for interface 4 male jack, through 5 fixed connection of screw between interface 4 and casing 3's the left side wall, casing 3's right side wall is equipped with the coupling mechanism fixed with circuit board 1 right side, casing 3's bottom inner wall elasticity is equipped with a plurality of evenly distributed and with the rubber roller 6 of 1 lower surface contact setting of circuit board.

The connecting mechanism comprises an internal thread sleeve 7 and a bolt 8, the internal thread sleeve 7 is fixedly arranged on the right side wall of the circuit board 1, and the bolt 8 is arranged on the right side wall of the shell 3 and is in threaded connection with the internal thread sleeve 7.

The fixed backup pad 9 that is equipped with of bottom inner wall of casing 3, the upper surface of backup pad 9 is seted up flutedly, and the inside of recess is equipped with U type frame 10, and rubber roller 6 rotates and sets up in the inside of U type frame 10, and the bottom of U type frame 10 is passed through spring 11 and is fixed the tank bottom department that sets up in the recess.

The below of casing 3 is equipped with base 12, and both sides all are equipped with set-square 13 around casing 3, and the downside of set-square 13 is fixed to be set up in the upper surface of base 12, and both sides all rotate with the side of set-square 13 through screw rod 14 around casing 3 and are connected, and the screw thread is provided with nut 15 on the pole wall of screw rod 14.

A transmission card includes a video signal analyzing circuit and a chip body 16, and the chip body 16 is mounted on the upper surface of a circuit board 1.

When the parallel port data conversion device is used, an input high-definition multimedia signal can be converted into parallel port data through the signal conversion module 2 arranged on the circuit board 1; when the circuit board 1 needs to be installed inside the shell 3, the circuit board 1 is directly inserted into the shell 3 from the jack, a supporting plate 9, a U-shaped frame 10, a spring 11 and a rubber roller 6 are arranged at the bottom of the shell 3, so that a buffering supporting effect can be provided for the circuit board 1, the interface 4 and the shell 3 are fixed through a screw 5, and the right side of the circuit board 1 is fixed through an internal thread sleeve 7 and a bolt 8, so that the circuit board 1 can be stably installed inside the shell 1; when it is desired to insert the connector inside the port 4, unscrewing the nut 15 causes the casing 3 to rotate angularly about the screw 14 and the port 4 to tilt upwards, facilitating the insertion of the connector inside the port 4.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. A video signal analysis circuit comprises a circuit board (1) and a signal conversion module (2), and is characterized in that the signal conversion module (2) is installed on the upper surface of the circuit board (1), and the signal conversion module (2) is used for converting an input high-definition multimedia signal into parallel port data.

2. The video signal analysis device is characterized by comprising the video signal analysis circuit and a shell (3) according to claim 1, wherein the circuit board (1) is located inside the shell (3), an interface (4) is fixedly arranged on the left side wall of the circuit board (1), a jack for inserting the interface (4) is formed in the left side wall of the shell (3), the interface (4) is fixedly connected with the left side wall of the shell (3) through a screw (5), a connecting mechanism fixed on the right side of the circuit board (1) is arranged on the right side wall of the shell (3), and a plurality of rubber rollers (6) which are uniformly distributed and are in contact with the lower surface of the circuit board (1) are elastically arranged on the inner wall of the bottom of the shell (3).

3. A video signal parser according to claim 2, characterized in that said connection means comprises an internally threaded sleeve (7) and a bolt (8), said internally threaded sleeve (7) being fixedly arranged on the right side wall of the circuit board (1), said bolt (8) being arranged on the right side wall of the housing (3) and being in threaded connection with the internally threaded sleeve (7).

4. The video signal analyzer according to claim 2, wherein a supporting plate (9) is fixedly disposed on the inner wall of the bottom of the housing (3), a groove is formed on the upper surface of the supporting plate (9), a U-shaped frame (10) is disposed inside the groove, the rubber roller (6) is rotatably disposed inside the U-shaped frame (10), and the bottom of the U-shaped frame (10) is fixedly disposed at the groove bottom of the groove through a spring (11).

5. The video signal analysis device according to claim 2, wherein a base (12) is disposed below the casing (3), triangular plates (13) are disposed on both front and rear sides of the casing (3), a lower side of each triangular plate (13) is fixedly disposed on an upper surface of the base (12), both front and rear sides of the casing (3) are rotatably connected to side surfaces of the triangular plates (13) through screws (14), and nuts (15) are disposed on rod walls of the screws (14) in a threaded manner.

6. A transmission card comprising the video signal analyzing circuit according to claim 1 and a chip body (16), wherein the chip body (16) is mounted on an upper surface of a circuit board (1).

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