CN220289714U

CN220289714U - Flat oscilloscope with shielding

Info

Publication number: CN220289714U
Application number: CN202320677063.5U
Authority: CN
Inventors: 张兴杰; 王冠群
Original assignee: Shenzhen Maikexin Technology Co ltd
Current assignee: Shenzhen Maikexin Technology Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2024-01-02
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a shielded flat oscilloscope, which comprises a back plate, a mounting frame, a liquid crystal screen and a touch screen, wherein the mounting frame is arranged on the back plate, the touch screen is arranged on the mounting frame, the liquid crystal screen is attached to one side of the touch screen facing the back plate, a top interface is arranged at the top of the back plate, and a side interface is arranged at one side of the back plate. In the utility model, the function keys and the components of the traditional oscilloscope are integrated into a whole, and the oscilloscope is equipment for realizing oscillography operation through touch screen operation, and a large number of function keys are not required to be arranged, so that the whole volume of the touch screen oscilloscope is smaller, and the touch screen oscilloscope is convenient to carry and place.

Description

Flat oscilloscope with shielding

Technical Field

The utility model relates to the technical field of signal detection equipment, in particular to a flat oscilloscope with a shielding function.

Background

An oscilloscope is an electronic measurement instrument that converts the frequency and amplitude of an electrical signal under test into an image signal for a user to observe and analyze the electrical signal.

Besides the display screen, the existing signal testing instrument also needs to be provided with a large number of function keys to operate and control the oscilloscope. Therefore, a large amount of space is reserved in the design of the test instrument to arrange the function keys, so that the whole volume of the test instrument is large, and the test instrument is inconvenient to carry and place.

Disclosure of Invention

The utility model mainly aims to provide a flat oscilloscope with a shielding function, which aims to solve the problem of larger volume of the existing oscilloscope.

In order to achieve the above purpose, the utility model provides a shielded flat oscilloscope, which comprises a back plate, a mounting frame, a liquid crystal screen and a touch screen, wherein the mounting frame is mounted on the back plate, the touch screen is mounted on the mounting frame, the liquid crystal screen is attached to one side of the touch screen facing the back plate, a top interface is arranged at the top of the back plate, and a side interface is arranged at one side of the back plate.

Optionally, the flat oscilloscope with shielding further comprises a rubber sleeve, and the rubber sleeve is sleeved outside the backboard and the mounting frame.

Optionally, the top interface comprises a coaxial interface; and/or; the probe digital communication and power supply interface; the side interface comprises a power interface and a data communication interface.

Optionally, the flat oscilloscope with shielding further comprises a PCB, wherein the PCB is disposed between the back plate and the mounting frame, and the PCB is electrically connected with the liquid crystal screen and the touch screen.

Optionally, the flat oscilloscope with shielding further comprises a front shielding cover, wherein one side of the front shielding cover is connected with the mounting frame, and the other side of the front shielding cover is connected with the PCB.

Optionally, the flat oscilloscope with shielding further comprises a sounding structure, a mounting space is formed between the mounting frame and the backboard, the sounding structure is arranged in the mounting space, the mounting frame corresponds to the sounding structure and is provided with a sounding hole, and the backboard is close to one end of the sounding structure and is provided with a sound cavity.

Optionally, the sounding structure part is outwards close to the backboard and is connected with the sound cavity, and the front shielding cover is provided with a bend behind the sounding structure and is blocked behind the sounding structure.

Optionally, the flat oscilloscope with shielding further comprises a heat dissipation piece, wherein the back plate is provided with a heat dissipation hole, and the heat dissipation piece is installed in the heat dissipation hole.

Optionally, the flat oscilloscope with shielding further comprises a heat dissipation net cover, and the heat dissipation net cover is covered outside the heat dissipation piece.

Optionally, a power supply groove for installing a battery is further formed in one end, away from the touch screen, of the back plate.

In the technical scheme of the utility model, the function keys and the components of the prior oscilloscope are integrated into a whole, and the device realizes the oscillography operation through the touch screen operation.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a shielded flat panel oscilloscope according to an embodiment of the utility model;

FIG. 2 is a second schematic diagram of a flat panel oscilloscope with shielding according to an embodiment of the utility model;

FIG. 3 is a third schematic diagram of a flat panel oscilloscope with shielding according to an embodiment of the utility model;

fig. 4 is a schematic diagram of an internal structure of a flat panel oscilloscope with shielding according to an embodiment of the utility model.

Reference numerals illustrate:

1. a back plate; 11. a top interface; 12. a side interface; 13. a sound cavity; 14. a heat radiation hole; 2. a mounting frame; 21. a sound producing hole; 3. a liquid crystal panel; 4. a rubber sleeve; 5. a sound producing structure; 6. a heat sink; 7. a touch screen; 8. a heat dissipation mesh enclosure; 9. a front shield.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a portable touch screen 7 oscilloscope.

As shown in fig. 1 to 4, the portable touch screen 7 oscilloscope of the utility model comprises a backboard 1, a mounting frame 2, a liquid crystal screen 3 and a touch screen 7, wherein the mounting frame 2 is mounted on the backboard 1, the touch screen 7 is mounted on the mounting frame 2, the liquid crystal screen 3 is attached to one side of the touch screen 7 facing the backboard 1, a top interface 11 is arranged at the top of the backboard 1, and a side interface 12 is arranged at one side of the backboard 1.

The side interface 12 and the top interface 11 include, but are not limited to, a power interface, an HDMI interface, a trigger source interface, a USB Host interface, a USB Device interface, a GPIB interface, a Pass/Fail interface, and the like. The touch screen 7 oscilloscope integrates functional keys and components of the traditional oscilloscope, is equipment for realizing oscillography operation through operation of the touch screen 7, and is small in overall size and convenient to carry and place because a large number of functional keys are not required to be arranged.

Optionally, as shown in fig. 1, the portable touch screen 7 oscilloscope further includes a rubber sleeve 4, and the rubber sleeve 4 is sleeved outside the back plate 1 and the mounting frame 2. The gum cover 4 wraps the back plate 1 and the mounting frame 2, so that parts except the gum cover 4 can be effectively prevented from being worn, damage to electronic components can be reduced when collision occurs, and a protection effect is achieved.

Optionally, the top interface 11 comprises a coaxial interface; and/or; the probe digital communication and power supply interface; the side interface 12 includes a power interface and a data communication interface.

The coaxial interface is used to connect with the probe and transmit digital signals. The probe digital communication and power supply interface is used for connecting with the probe and providing power. The side interface 12 is used to connect to a power source and to communicate with a probe.

The portable touch screen 7 oscilloscope also comprises a PCB, wherein the PCB is arranged between the backboard 1 and the mounting frame 2, and the PCB is electrically connected with the liquid crystal screen 3 and the touch screen 7.

The PCB is disposed in a space formed between the back plate 1 and the mounting frame 2, and is electrically connected with the liquid crystal screen 3 and the touch screen 7 inside, and an integrated circuit is formed on the PCB and is electrically connected with devices such as the liquid crystal screen 3 and the touch screen 7, so as to realize various control functions and display functions.

Optionally, as shown in fig. 4, the portable touch screen 7 oscilloscope further includes a front shielding case, one side of the front shielding case is connected to the mounting frame 2, and the other side is connected to the PCB. The front shielding cover plays a role in preventing other signals from interfering with signals in the oscilloscope, and the use stability of the oscilloscope is guaranteed.

Optionally, as shown in fig. 2 and fig. 4, the portable touch screen 7 oscilloscope further includes a sounding structure 5, an installation space is formed between the installation frame 2 and the back plate 1, the sounding structure 5 is arranged in the installation space, the installation frame 2 corresponds to the sounding structure 5 and is provided with a sounding hole 21, and one end of the back plate 1 close to the sounding structure 5 is provided with a sound cavity 13.

The mounting frame 2 is provided with sound producing holes 21 for transmitting sound produced by the sound producing structure 5. The sound cavity 13 is located at a position of the back plate 1 close to the sound generating structure 5, and is used for transmitting sound generated by the sound generating structure 5 and playing a role in amplification.

Further, the sounding structure 5 is partially and outwardly close to the backboard 1 and is connected with the sound cavity 13, and the front shielding cover is provided with a bend behind the sounding structure 5 and is blocked behind the sounding structure 5.

A part of the sound generating structure 5 is close to the back plate 1 and connected with the sound cavity 13, so that the transmission of sound is more stable. The front shielding cover and the sounding structure 5 are arranged at the positions, so that the internal structure of the oscilloscope is more compact, the volume of the oscilloscope is further reduced, and the oscilloscope is convenient to carry.

Optionally, as shown in fig. 3, the portable touch screen 7 oscilloscope further includes a heat dissipation element 6, the back plate 1 is provided with a heat dissipation hole 14, and the heat dissipation element 6 is installed in the heat dissipation hole 14. The heat dissipation piece 6 plays a role in dissipating heat to other electronic components in the installation space, and can sing the continuous working time of the portable touch screen 7 oscilloscope. Preferably, on the premise of ensuring that the heat dissipation element 6 does not interfere with other components, a plurality of heat dissipation elements 6 can be installed on the back plate 1, so that the heat dissipation effect is further improved.

Optionally, as shown in fig. 3, the portable touch screen 7 oscilloscope further includes a heat dissipation mesh enclosure 8, where the heat dissipation mesh enclosure 8 is covered outside the heat dissipation element 6. The heat radiation net cover 8 is provided with a plurality of transverse heat radiation grooves, so that heat can be smoothly guided to the outside, and the heat radiation net cover 8 plays a role in protecting the heat radiation piece 6 and prevents the heat radiation piece 6 from colliding.

Optionally, the end of the back plate 1 away from the touch screen 7 is further provided with a power supply groove for installing a battery, and the power supply groove is used for installing the battery, so that the oscilloscope can still be used for a period of time after leaving the power supply.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. The flat oscilloscope with the shielding function is characterized by comprising a back plate, a mounting frame, a liquid crystal screen, a touch screen, a front shielding cover and a sounding structure, wherein the mounting frame is mounted on the back plate, the touch screen is mounted on the mounting frame, the liquid crystal screen is attached to one side, facing the back plate, of the touch screen, a top interface is formed in the top of the back plate, and a side interface is formed in one side of the back plate;

the flat oscilloscope with the shielding function further comprises a sound generating structure, a mounting space is formed between the mounting frame and the backboard, the sound generating structure is arranged in the mounting space, the mounting frame is provided with sound generating holes corresponding to the sound generating structure, and one end of the backboard, which is close to the sound generating structure, is provided with a sound cavity;

the sound production structure part is outwards close to the back plate and is connected with the sound cavity, and the front shielding cover is provided with a bend behind the sound production structure and is blocked behind the sound production structure.

2. The shielded flat panel oscilloscope of claim 1, further comprising a rubber sleeve, wherein the rubber sleeve is sleeved outside the back plate and the mounting frame.

3. The shielded flat panel oscilloscope of claim 2 wherein said top interface comprises a coaxial interface; and/or; the probe digital communication and power supply interface; the side interface comprises a power interface and a data communication interface.

4. The shielded flat panel oscilloscope of claim 1 further comprising a PCB disposed between the back plate and the mounting frame, the PCB electrically connected to the liquid crystal screen and the touch screen.

5. The shielded flat panel oscilloscope of claim 4 wherein one side of said front shield is connected to said mounting frame and the other side is connected to said PCB.

6. The shielded flat panel oscilloscope of any one of claims 1 to 4 further comprising a heat sink, wherein the back plate has a heat dissipating aperture formed therein, and wherein the heat sink is mounted within the heat dissipating aperture.

7. The shielded flat panel oscilloscope of claim 6 wherein said shielded flat panel oscilloscope further comprises a heat dissipating mesh enclosure, said heat dissipating mesh enclosure being disposed outside said heat dissipating member.

8. The shielded flat panel oscilloscope of any one of claims 1 to 4 wherein the end of said back plate facing away from said touch screen is further provided with a power supply slot for mounting a battery.