CN217037809U

CN217037809U - Low electromagnetic interference's broadcast television signal monitoring devices

Info

Publication number: CN217037809U
Application number: CN202220597999.2U
Authority: CN
Inventors: 单峥; 王一媛; 张雅婧; 高金龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-22
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a broadcast television signal monitoring device with low electromagnetic interference, which relates to the technical field of broadcast television signal monitoring and comprises a shell, a ground pin, a motor, a screw, a lifting plate, a broadcast television signal monitoring device and an aluminum plate, wherein the bottom of the aluminum plate is fixedly connected with the lifting plate, the top of the aluminum plate is provided with a cover plate, the cover plate and the shell are mutually inserted, the ground pin comprises a shell, a supporting block is arranged inside the shell, a spring is arranged inside the supporting block, the bottom of the spring is provided with a fixed block, and the fixed block and the shell are mutually clamped, the working efficiency is improved, and the use is convenient.

Description

Low electromagnetic interference's radio and television signal monitoring devices

Technical Field

The utility model relates to the technical field of broadcast television signal monitoring, in particular to a low-electromagnetic-interference broadcast television signal monitoring device.

Background

Broadcast television, which is a transmission medium for broadcasting audio and video programs to a wide area through radio waves or through wires, is called broadcast, and only broadcasts sound, called sound broadcast; when monitoring broadcast television signals, a signal monitoring device is typically required, which broadcasts images and sound, known as television broadcasts.

In view of the above, the inventor thinks that most broadcast television signal monitoring devices in the market encounter electromagnetic interference in the process of monitoring signals, which causes incompleteness or interruption of signal reception and incapability of playing sound and pictures, thereby causing incompleteness of information reception of people, and the device itself has poor heat dissipation performance and poor stability, and is easy to cause device damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a broadcast television signal monitoring device with low electromagnetic interference, which aims to effectively solve the problems that the broadcast television signal monitoring device cannot receive information completely due to the fact that the signal receiving is incomplete or interrupted and cannot play sound and pictures due to the fact that electromagnetic interference is encountered in the signal monitoring process, and the device is poor in heat dissipation performance and stability, easy to damage and inconvenient to use.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a low electromagnetic interference's broadcast television signal monitoring devices, includes the casing, the bottom four corners of casing is provided with the lower margin, the inside symmetry of casing is provided with the motor, the output of motor is provided with the screw rod, the surface threaded connection of screw rod has the lifter plate, the middle part surface of lifter plate is provided with broadcast television signal monitoring devices, broadcast television signal monitoring devices's both sides are provided with aluminum plate, aluminum plate's bottom with lifter plate fixed connection, aluminum plate's top is provided with the apron, the apron with peg graft each other between the casing, get into the inside back of casing through broadcast television signal monitoring devices, reduced electromagnetic interference to broadcast television signal monitoring devices's influence through electromagnetic shield, improved work efficiency, facilitate the use.

As a preferred scheme of the present invention, the foot comprises a housing, a support block is arranged inside the housing, a spring is arranged inside the support block, a fixing block is arranged at the bottom of the spring, and the fixing block and the housing are clamped with each other.

As a preferable scheme of the present invention, a sliding groove is formed in the housing, and a sliding block is disposed at the bottom of the supporting block and is slidably connected to the housing through the sliding groove.

As a preferable scheme of the present invention, a threaded sleeve is disposed inside the lifting plate, a support ring is disposed at the bottom of the threaded sleeve, the top of the support ring is attached to the bottom of the lifting plate, the threaded sleeve is sleeved on the surface of the screw, and the screw is in threaded connection with the threaded sleeve.

As a preferable scheme of the present invention, an air pipe is disposed in the middle of the lifting plate, a fan is disposed inside the air pipe, the fan is located at the bottom of the broadcast television signal monitoring device, a ventilation window is disposed at the bottom of the casing, and the ventilation window is located at the bottom of the fan.

As a preferable scheme of the present invention, electromagnetic baffles are symmetrically arranged inside the housing, a clamping groove is formed inside the electromagnetic baffles, and the lifting plate penetrates through the electromagnetic baffles through the clamping groove.

As a preferable scheme of the present invention, ventilation plates are disposed on two sides of the housing, and a plurality of waist-shaped holes are disposed in the ventilation plates.

Compared with the prior art, the utility model has the advantages that:

1. the radio and television signal monitoring device is placed on the top of the lifting plate, the radio and television signal monitoring device improves the heat dissipation efficiency of the radio and television signal monitoring device through the aluminum plates and the cover plates on the two sides, the motor is started and is connected with the screw sleeve through the screw threads, the height of the lifting plate is adjusted, the radio and television signal monitoring device enters the shell, the electromagnetic baffle plates arranged on the two sides of the radio and television signal monitoring device reduce the interference of electromagnetism on the radio and television signal monitoring device, the fan cools the radio and television signal monitoring device through the air pipe, the air pipe improves the air circulation in the shell through the air window, the design facilitates the lifting of the radio and television signal monitoring device through the lifting plate, the radio and television signal monitoring device is lifted to the top of the shell, the operation and the heat dissipation are convenient, and after the radio and television signal monitoring device enters the shell, the electromagnetic baffle reduces the influence of electromagnetic interference on the broadcast television signal monitoring device, improves the working efficiency and is convenient to use.

2. The lower margin is including the shell, the inside of shell is provided with the supporting shoe, the inside of supporting shoe is provided with the spring, the bottom of spring is provided with the fixed block, mutual joint between fixed block and the shell, the shell is in same water flat line with the supporting shoe, the supporting shoe passes through fixed connection between spring and the shell, the impact force of supporting shoe to the shell has been reduced through the design to the spring, the fixed block is located the bottom of shell, conveniently fix the spring, the stability of spring has been improved, the spout has been seted up to the inside of shell, the bottom of supporting shoe is provided with the slider, the slider passes through sliding connection between spout and the shell, the design of spout makes things convenient for the shell to carry on spacingly to the slider, the slider has improved the structural stability between shell and the supporting shoe.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 at A in accordance with the present invention;

fig. 4 is a schematic view of the foot of the present invention.

The reference numbers in the figures illustrate:

1. a housing; 11. an electromagnetic baffle; 111. a card slot; 12. a ventilation window; 2. ground feet; 21. a housing; 211. a chute; 22. a support block; 23. a slider; 24. a spring; 25. a fixed block; 3. a motor; 31. a screw; 4. a lifting plate; 41. a threaded sleeve; 411. a support ring; 5. an air duct; 6. a fan; 7. a broadcast television signal monitoring device; 8. an aluminum plate; 81. a heat sink; 9. a cover plate; 10. a ventilation board; 101. a waist-shaped hole.

Detailed Description

The technical solution 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. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example (b):

referring to fig. 1-4, a low electromagnetic interference broadcast television signal monitoring device includes a housing 1, four corners of the bottom of the housing 1 are provided with feet 2, each foot 2 includes a casing 21, a support block 22 is disposed inside the casing 21, a spring 24 is disposed inside the support block 22, a fixed block 25 is disposed at the bottom of the spring 24, the fixed block 25 and the casing 21 are clamped with each other, the casing 21 and the support block 22 are in the same horizontal line, the support block 22 is fixedly connected with the casing 21 through the spring 24, the impact force of the support block 22 on the casing 21 is reduced through the design of the spring 24, the fixed block 25 is disposed at the bottom of the casing 21, the spring 24 is conveniently fixed, the stability of the spring 24 is improved, a sliding groove 211 is disposed inside the casing 21, a sliding block 23 is disposed at the bottom of the support block 22, the sliding block 23 is slidably connected with the casing 21 through the sliding groove 211, the design of spout 211 makes things convenient for shell 21 to carry on spacingly to slider 23, and slider 23 has improved the structural stability between shell 21 and the supporting shoe 22.

Referring to fig. 1-3, a motor 3 is symmetrically disposed inside a housing 1, a screw 31 is disposed at an output end of the motor 3, a lifting plate 4 is threadedly connected to a surface of the screw 31, a threaded sleeve 41 is disposed inside the lifting plate 4, a support ring 411 is disposed at a bottom of the threaded sleeve 41, a top of the support ring 411 is attached to a bottom of the lifting plate 4, the threaded sleeve 41 is sleeved on the surface of the screw 31, the screw 31 is threadedly connected to the threaded sleeve 41, the threaded sleeve 41 is convenient for sleeving the screw 31, friction of the screw 31 to the lifting plate 4 is reduced, structural stability between the threaded sleeve 41 and the lifting plate 4 is improved by designing the support ring 411, and maintenance and disassembly at any later stage are facilitated by designing the lifting plate 4 and the support ring 411,

referring to fig. 2-4, an air duct 5 is disposed in the middle of the lifting plate 4, a fan 6 is disposed inside the air duct 5, the fan 6 is located at the bottom of the broadcast television signal monitoring device 7, a ventilation window 12 is disposed at the bottom of the casing 1, the ventilation window 12 is located at the bottom of the fan 6, the fan 6 cools the broadcast television signal monitoring device 7 through the air duct 5, the air duct 5 improves the air circulation inside the casing 1 through the ventilation window 12, electromagnetic baffles 11 are symmetrically disposed inside the casing 1, a clamping groove 111 is disposed inside the electromagnetic baffles 11, the lifting plate 4 penetrates through the electromagnetic baffles 11 through the clamping groove 111, the interference of electromagnetism on the broadcast television signal monitoring device 7 is reduced through the design of the electromagnetic baffles 11, and the electromagnetic baffles 11 are made of insulating rubber.

Please refer to fig. 1-3, the middle surface of the lifting plate 4 is provided with the broadcast television signal monitoring device 7, the two sides of the broadcast television signal monitoring device 7 are provided with the aluminum plate 8, the bottom of the aluminum plate 8 is fixedly connected with the lifting plate 4, one side of the aluminum plate 8 away from the broadcast television signal monitoring device 7 is provided with the cooling fin, which facilitates the circulation of air, the top of the aluminum plate 8 is provided with the cover plate 9, the cover plate 9 is inserted into the shell 1, the top of the cover plate 9 is provided with the handle, which facilitates the taking-up of the cover plate 9, the two sides of the shell 1 are provided with the ventilating plate 10, the inside of the ventilating plate 10 is provided with the waist-shaped hole 101, the waist-shaped hole 101 is provided with a plurality of holes, the ventilating plate 10 has improved the accelerated circulation of air through the waist-shaped hole 101, and the cooling efficiency of the aluminum plate 8 is improved.

The working principle is as follows:

in the utility model, when in use, the broadcast television signal monitoring device 7 is placed on the top of the lifting plate 4, the broadcast television signal monitoring device 7 improves the heat dissipation efficiency of the broadcast television signal monitoring device 7 through the aluminum plates 8 and the cover plate 9 at two sides, the motor 3 is started and is connected with the thread of the screw sleeve 41 through the screw rod 31, the height of the lifting plate 4 is adjusted, the broadcast television signal monitoring device 7 enters the shell 1, the electromagnetic baffles 11 arranged at two sides of the broadcast television signal monitoring device 7 reduce the interference of electromagnetism on the broadcast television signal monitoring device 7, the fan 6 cools the broadcast television signal monitoring device 7 through the air pipe 5, the air pipe 5 improves the air circulation inside the shell 1 through the ventilation window 12, the design facilitates the lifting of the broadcast television signal monitoring device 7 through the lifting plate 4, the broadcast television signal monitoring device 7 is lifted to the top of the shell 1, so as to be convenient to operate and dissipate heat, after the broadcast television signal monitoring device 7 enters the inside of the shell 1, the electromagnetic baffle 11 reduces the influence of electromagnetic interference on the broadcast television signal monitoring device 7, improves the working efficiency and is convenient to use.

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 cover the technical scope of the present invention, the technical solutions and the modifications thereof according to the present invention within the technical scope of the present invention.

Claims

1. A low emi broadcast television signal monitoring apparatus, comprising:

casing (1), the bottom four corners of casing (1) is provided with lower margin (2), the inside symmetry of casing (1) is provided with motor (3), the output of motor (3) is provided with screw rod (31), the surface threaded connection of screw rod (31) has lifter plate (4), the middle part surface of lifter plate (4) is provided with broadcast television signal monitoring devices (7), the both sides of broadcast television signal monitoring devices (7) are provided with aluminum plate (8), the bottom of aluminum plate (8) with lifter plate (4) fixed connection, the top of aluminum plate (8) is provided with apron (9), apron (9) with peg graft each other between casing (1).

2. A low emi broadcast television signal monitoring apparatus as claimed in claim 1, wherein: the anchor (2) comprises a shell (21), a supporting block (22) is arranged inside the shell (21), a spring (24) is arranged inside the supporting block (22), a fixing block (25) is arranged at the bottom of the spring (24), and the fixing block (25) is clamped with the shell (21) mutually.

3. The low emi broadcast tv signal monitoring apparatus of claim 2, wherein: the inside of shell (21) is seted up spout (211), the bottom of supporting shoe (22) is provided with slider (23), slider (23) through sliding connection between spout (211) and shell (21).

4. The low emi broadcast tv signal monitoring apparatus of claim 1, wherein: the inside of lifter plate (4) is provided with swivel nut (41), the bottom of swivel nut (41) is provided with support ring (411), the top of support ring (411) with the bottom of lifter plate (4) is laminated each other, swivel nut (41) cup joints in the surface of screw rod (31), just screw rod (31) with threaded connection between swivel nut (41).

5. A low emi broadcast television signal monitoring apparatus as claimed in claim 1, wherein: the middle part of lifter plate (4) is provided with tuber pipe (5), the inside of tuber pipe (5) is provided with fan (6), fan (6) are located the bottom of broadcast television signal monitoring devices (7), ventilation window (12) have been seted up to the bottom of casing (1), ventilation window (12) are located the bottom of fan (6).

6. The low emi broadcast tv signal monitoring apparatus of claim 5, wherein: the electromagnetic baffle plate is characterized in that electromagnetic baffle plates (11) are symmetrically arranged in the shell (1), a clamping groove (111) is formed in the electromagnetic baffle plates (11), and the lifting plate (4) penetrates through the electromagnetic baffle plates (11) through the clamping groove (111).

7. The low emi broadcast tv signal monitoring apparatus of claim 1, wherein: the two sides of the shell (1) are provided with ventilating plates (10), waist-shaped holes (101) are formed in the ventilating plates (10), and a plurality of waist-shaped holes (101) are formed.