CN210899374U

CN210899374U - Device for multi-post quick operation delay switching of broadcast television signals

Info

Publication number: CN210899374U
Application number: CN202020136377.0U
Authority: CN
Inventors: 彭锫先; 孟中东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-06-30
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses a device for multi-post rapid operation delay switching of broadcast television signals, which relates to the technical field of broadcast information, switches, corresponding controlled equipment of a broadcast television station and power connection through a relay respectively, and controls the power disconnection of the relay through a control switch, thereby controlling the signal access or disconnection of the corresponding controlled equipment of the broadcast television station; namely, the characteristic that the broadcast television signal is directly connected after the switch control delayer is powered off is utilized, the signal source equipment in the controlled equipment is powered off and then the signal is interrupted, and the switching control is carried out by combining with an electric clipper of the sound mixing console. The power supply of each device is controlled by the relay to realize one-key quick deletion and switching of broadcast television signals, and the device is small in size, simple to operate, convenient to connect and capable of realizing multi-post one-key control.

Description

Device for multi-post quick operation delay switching of broadcast television signals

Technical Field

The utility model belongs to the technical field of the broadcast information, especially, relate to a device that is used for many posts of broadcast television signal fast operation delay switching.

Background

The safe broadcasting is a life line of a broadcast television station, and the safe broadcasting is calculated by taking seconds as a unit. The safe broadcasting mainly comprises two main contents: 1. ensuring that the program signal is not interrupted; 2. the security of the program content is ensured, i.e. no wrong speech is presented.

With the continuous development of media fusion, the interaction between broadcast television live broadcast and audience telephone connection increasingly becomes a new normal state. This puts higher demands on the broadcast equipment and practitioners, so that the signal delayer becomes an essential equipment of the broadcast station.

Although a signal delayer is provided, a broadcast television broadcasting system is a complex and huge system, broadcast television equipment relates to a plurality of equipment suppliers, and the mutual compatibility and linkage among the equipment are not in line with the actual use requirements of broadcast television stations. If someone who is not very useful during the live broadcasting process suddenly sends out wrong talk during live broadcasting connection, at the moment, a host needs to cut off a wrong signal source immediately, press a deleting button of a time delay unit immediately to delete a wrong signal, and finally pad other programs to delete the wrong talk signal and ensure the broadcasting safety. The operations of the steps seem simple, but even if the events really happen, the highly trained host is often overwhelmed, and further serious broadcasting accidents are caused. And part wrong speech often is difficult to perceive, and the host needs to take into account a plurality of links when live, sometimes can't discern the mistake of speaking immediately, needs to direct and intervene in time. At present, the deletion of signals can only be operated on a delayer or a sound console, and the broadcasting guide cannot be intervened in time, so that broadcasting safety accidents can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device that is used for many posts of broadcast television signal fast operation delay switching to overcome current signal delayer and can not satisfy the shortcoming of broadcast television station delay operation.

In order to achieve the above object, the utility model provides a device for broadcast television signal multi-post quick operation delay switching, which comprises a relay and at least one switch, wherein the switch is connected with a coil of the relay, a normally open contact of the relay is connected with at least one controlled device, and a power input end of the relay is connected with a power supply; the switch is controlled to control the power supply of the relay to be opened or closed, so that the signal of the controlled equipment is controlled to be connected or disconnected.

Further, the number of the switches is three.

Further, the three switches are respectively: a technician button, a host button switch and a director button; the technical staff button is a button controlled by technical staff, the host button is a button controlled by a host, and the director button is a button controlled by the host.

Further, the number of the controlled devices is six.

Further, the controlled apparatus includes: hot line telephone bridge switcher, delayer and sound source equipment.

Furthermore, the relay is placed in the box, and the side of box is equipped with a plurality of wiring ends, the coil of relay, power input end and normally open contact correspond wiring end respectively.

Furthermore, the box body is cuboid, and a plurality of wiring terminals arranged on the first side surface of the box body are control interfaces; a plurality of terminals mounted on a second side of the housing opposite the first side of the housing are controlled end interfaces.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides a device for broadcast television signal multi-post quick operation delay switching, switch, the corresponding controlled equipment of broadcast television station and power connection respectively through the relay, through the power disconnection or the closure of control switch control relay to the signal of the corresponding controlled equipment of control broadcast television station inserts or breaks off; namely, the characteristic that the broadcast television signal is directly connected after the switch control delayer is powered off is utilized, the signal source equipment in the controlled equipment is powered off and then the signal is interrupted, and the switching control is carried out by combining with an electric clipper of the sound mixing console. The power supply of each device is controlled by the relay to realize one-key quick deletion and switching of broadcast television signals, and the device is small in size, simple to operate, convenient to connect and capable of realizing multi-post one-key control.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only one embodiment of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a circuit diagram of the device for multi-position fast operation delayed switching of broadcast television signals of the present invention;

fig. 2 is a schematic front structural view of the appearance of the device for multi-position fast operation delayed switching of broadcast television signals of the present invention;

fig. 3 is a schematic back structural view of the appearance of the device for multi-position fast operation delayed switching of broadcast television signals of the present invention;

wherein: m1-relay, Q1-technician button, Q2-moderator button switch, Q3-director button, 1-box, 22-control interface, 23-controlled end interface, a 1-first hotline phone bridge cutter, a 2-delayer, A3-second hotline phone bridge cutter, a 4-first audio source device, a 5-first audio source device, a 6-backup audio source channel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the device for multi-position fast operation delayed switching of broadcast television signals provided by the present invention comprises a relay M1 and at least one switch, wherein the switch is connected with a coil of the relay, a normally open contact of the relay M1 is connected with at least one controlled device, and a power input end of the relay M1 is connected with a power supply; the power supply of the relay M1 is controlled to be opened or closed through the control switch, so that the signal of the controlled equipment is controlled to be switched on or switched off. The relay adopts a 12v relay with the model number of CDZ9-62P DC 12V.

With continuing reference to fig. 1, in this embodiment, three switches are used, which are: a technician button Q1, a moderator button switch Q2, and a director button Q3; the technician button Q1, the presenter button Q2 and the director button Q3 are sequentially connected in series and then connected in parallel at two ends of a coil of the relay, the technician button Q1, the presenter button Q2 and the director button Q3 are all normally closed switches, the normally closed switches are emergency stop button switches, and the adopted model is NP2-BS 542; the technician button Q1 is a technician-controlled button, the presenter button Q2 is a presenter-controlled button, the director button Q3 is a presenter-controlled button, and different types of workers can control the relay to be powered off or on through different buttons.

The number of the adopted controlled devices is six, and the six controlled devices are respectively connected in parallel at two ends of a normally open contact of the relay. The controlled device includes: hot line telephone bridge switcher, delayer and a plurality of electronic sound source equipment.

Relay M1 places in the box, and the side of box is equipped with a plurality of wiring ends, and coil, power input end and the normally open contact of relay correspond wiring end respectively. As shown in fig. 2 and 3, the case of the present embodiment is in a sealed rectangular parallelepiped shape that can be detached, and the shape of the case is not limited to the rectangular parallelepiped shape and can be selected as needed. The plurality of terminals installed on the first side of the box body are control interfaces for connecting with the switch, as shown in fig. 1, the first side of the box body is a front surface, the 3 terminals installed are control interfaces 21, the inside of the control interfaces are connected in series and in parallel at two ends of the coil of the relay through wires, that is, each control interface is respectively connected with one of the technician button Q1, the presenter button Q2 and the director button Q3 through wires. A plurality of wiring terminals arranged on a second side surface opposite to the first side surface of the box body are controlled terminal interfaces and are used for being connected with controlled equipment; as shown in fig. 2, the second side surface of the box body is a back surface, and six controlled end interfaces 22 are installed, inner sides of the six controlled end interfaces are respectively connected in parallel to two ends of a normally open contact of the relay through wires, and each controlled end interface is respectively connected with one controlled device of the hot-wire telephone bridge switch, the 4 sound source devices and the time delay device.

It is right the utility model discloses an operating method and theory of operation for the device that the many posts of broadcast television signal operate the time delay switching fast explain in detail to make technical personnel in the field more understand the utility model discloses:

the device for multi-position fast operation delay switching of broadcast television signals is connected with a technician button Q1, a moderator button switch Q2, a director button Q3, a relay M1, a first hot-line telephone bridge cutter A1, a time delay A2, a second hot-line telephone bridge cutter A3 and a sound console A4, as shown in figure 1.

In the live broadcasting process of the broadcast television, if wrong speech is broadcasted, any one of a technician button Q1, a moderator button switch Q2 and a director button Q3 is pressed to cut off the power of the relay M1, the normally open contact of the electric appliance M1 is switched from the normally open state to the closed state after the power is cut off, the power of the first hot-wire telephone bridge cutter A1, the time delay device A2, the second hot-wire telephone bridge cutter A3 and the sound console A4 is cut off, the first hot-wire telephone bridge cutter A1 is cut off, the time delay device A2 automatically deletes corresponding broadcasted audio (the audio in the first 6 seconds can be set), and the sound console A4 automatically pushes a music supplementing clipper of the sound console to output an audio signal (if the sound console is not an electric sound console, a mute speech is output) after receiving the power-off signal of the relay M1, so that the deletion of the wrong speech and the switching of the audio signal are completed.

To sum up, the utility model relates to a device that is used for many posts of broadcast television signal fast operation delay switching, host, technical staff or the operation of directing a broadcast only need a key operation, and three steps of operations can be accomplished to equipment, promptly: the button controls the relay to cut off the illegal sound source which is continuously carried out, deletes the illegal sound source which is broadcasting through setting the time delay unit, and subsidizes the legal sound source through setting the sound console. After switching, the audio signals received by the transmitting end are continuous, illegal sound cannot be transmitted, the broadcasting sound cannot be broken, and the broadcasting safety is ensured.

The above disclosure is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or modifications within the technical scope of the present invention, and all should be covered by the scope of the present invention.

Claims

1. An apparatus for multi-position fast operating delayed switching of broadcast television signals, comprising: the relay comprises a relay and at least one switch, wherein the switch is connected with a coil of the relay, a normally open contact of the relay is connected with at least one controlled device, and a power supply input end of the relay is connected with a power supply; the switch is controlled to control the power supply of the relay to be opened or closed, so that the signal of the controlled equipment is controlled to be connected or disconnected.

2. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 1, wherein: the number of the switches is three.

3. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 2, wherein: the three switches are respectively: a technician button, a host button switch and a director button; the technical staff button is a button controlled by technical staff, the host button is a button controlled by a host, and the director button is a button controlled by the host.

4. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 1, wherein: the number of the controlled devices is six.

5. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 4, wherein: the controlled device is related to broadcast television signal transmission control, and comprises: hot line telephone bridge switcher, delayer and sound source equipment.

6. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 4, wherein: the relay is placed in the box, and the side of box is equipped with a plurality of wiring ends, the coil of relay, power input end and normally open contact correspond respectively and connect the wiring end.

7. The apparatus for multi-position fast operating delay switching of a broadcast television signal as claimed in claim 6, wherein: the box body is cuboid, and a plurality of wiring terminals arranged on the first side surface of the box body are control interfaces; a plurality of terminals mounted on a second side of the housing opposite the first side of the housing are controlled end interfaces.