CN217587361U

CN217587361U - Digital oscilloscope

Info

Publication number: CN217587361U
Application number: CN202221098878.XU
Authority: CN
Inventors: 李朝权
Original assignee: Chongqing Youting Mechanical And Electrical Equipment Maintenance Co ltd
Current assignee: Chongqing Youting Mechanical And Electrical Equipment Maintenance Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-10-14
Anticipated expiration: 2032-05-07

Abstract

The utility model relates to the technical field of digital oscilloscopes, and discloses a digital oscilloscope, which comprises an oscilloscope main body, wherein a display screen is arranged on the left side of the front end of the oscilloscope main body, and a connector is arranged on the right side of the front end of the oscilloscope main body; and a winding device is arranged on the upper side of the rear end of the oscilloscope main body. The power line of the oscilloscope main body is clamped into the wire clamp, then the turntable is rotated clockwise, the turntable can drive the rotating shaft to rotate, the rotating shaft drives the ratchet wheel to rotate clockwise, at the moment, the pawl does not influence the clockwise rotation of the ratchet wheel, when the ratchet wheel needs to rotate anticlockwise, the ratchet wheel can be propped against by the pawl, the anticlockwise rotation of the ratchet wheel is avoided, the power line of the oscilloscope main body is rolled up through the rotating shaft, the carrying work of the digital oscilloscope is more convenient, the problem that the carrying work of the digital oscilloscope is not facilitated due to the fact that the digital oscilloscope needs to be carried by one hand in the carrying process of the existing digital oscilloscope and the power line needs to be wound together by the other hand and pinched by the hand, and the carrying work of the digital oscilloscope is not facilitated is solved.

Description

Digital oscilloscope

Technical Field

The utility model relates to a digital oscilloscope technical field especially relates to a digital oscilloscope.

Background

The digital oscilloscope is a high-performance oscilloscope manufactured by a series of technologies such as data acquisition, A/D conversion, software programming and the like. Digital oscilloscopes typically support multi-level menus, which provide the user with a variety of options and analysis functions. Still other oscilloscopes provide storage for storing and processing waveforms.

Refer to the chinese utility model patent of patent number "201621426477.7", this utility model discloses a digital oscilloscope, including digital oscilloscope body, digital oscilloscope body's the circuit board back is provided with the silica gel heat conduction pad, the circuit board imbeds in the setting of silica gel heat conduction pad, the bonding of silica gel heat conduction pad and digital oscilloscope body's shell, be provided with the jack on the silica gel heat conduction pad, the jack interpolation has the heat pipe, the heat pipe is the heliciform setting, the heat pipe runs through digital oscilloscope body's shell setting, constitute the blind hole between heat pipe and the silica gel heat conduction pad, the blind hole is linked together with the digital oscilloscope body external world. In the carrying process of the digital oscilloscope, the digital oscilloscope needs to be carried by one hand, and the power line needs to be wound together by the other hand and pinched by the hand, so that the carrying work of the digital oscilloscope is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a digital oscilloscope to solve current digital oscilloscope at the in-process of transport, need portable digital oscilloscope, another hand then need be in the same place the power cord winding with holding between the fingers, thereby lead to being unfavorable for the problem of digital oscilloscope transport work.

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

a digital oscilloscope comprises an oscilloscope main body, wherein a display screen is installed on the left side of the front end of the oscilloscope main body, and a connector is arranged on the right side of the front end of the oscilloscope main body;

the winding device is installed on the upper side of the rear end of the oscilloscope main body, a handle groove is formed in the upper end of the oscilloscope main body, a central shaft is rotatably connected to the middle of the inner portion of the handle groove, a handle is fixedly connected to the outer portion of the central shaft, and rubber strips are bonded to two surfaces of the handle.

As a further aspect of the present invention: the rubber pad is bonded at the bottom of the handle groove, and the rubber strip is attached to the rubber pad along with the handle in a horizontal state.

As a further aspect of the present invention: the winding device comprises a hollow box, a rotary table, a rotary shaft, a wire clamp and a ratchet pawl assembly, wherein the hollow box is fixedly connected to the rear end of the oscilloscope main body, the rotary shaft is rotatably connected to the rear end of the hollow box, and the rotary table is fixedly connected to the rear end of the rotary shaft.

As a further aspect of the present invention: the wire clamp is fixedly connected to the surface of the rotating shaft, and the front end of the rotating shaft penetrates through the hollow box.

As a further aspect of the present invention: the ratchet and pawl assembly is installed in the hollow box, the front end of the rotating shaft is connected with the ratchet and pawl assembly, the ratchet and pawl assembly comprises a ratchet wheel, a shaft rod, a pawl, a pressure rod and a reset spring, the ratchet wheel is fixedly connected to the outer portion of the front end of the rotating shaft, the shaft rod is located above the rear portion of the ratchet wheel and is rotationally connected with the inner wall of the hollow box, the pawl is fixedly connected to the outer portion of the shaft rod, and the tail portion of the pawl is connected with the ratchet wheel in a clamped mode.

As a further aspect of the present invention: the rear end of the hollow box is provided with a notch, the compression bar is fixedly connected to the rear end of the shaft lever, the rear end of the compression bar extends out of the notch, and the reset spring is connected between the bottom of the compression bar and the bottom in the notch.

The utility model has the advantages that: when the digital oscilloscope needs to be carried, the power line of the oscilloscope main body is clamped into the wire clamp, then the turntable is rotated clockwise, the turntable can drive the rotating shaft to rotate, the rotating shaft drives the ratchet wheel to rotate clockwise, the ratchet does not influence the clockwise rotation of the ratchet wheel at the moment, when the ratchet wheel needs to rotate anticlockwise, the ratchet wheel can be jacked by the pawl, the anticlockwise rotation of the ratchet wheel is avoided, the power line of the oscilloscope main body is coiled up through the rotating shaft, the carrying work of the digital oscilloscope is more convenient, in addition, the arrangement of the handle is beneficial to carrying the digital oscilloscope in a handheld mode, and when the handle is loosened, the handle can be horizontally placed inside the handle groove, the handle is pasted with the rubber pad through the rubber strip, and sound can be avoided being generated when the handle is loosened.

Drawings

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

fig. 2 is a schematic side sectional view of the winding device of the present invention;

fig. 3 is a schematic front view of the hollow box of the present invention.

In the figure: 1-oscilloscope main body, 2-display screen, 3-joint, 4-handle groove, 5-central shaft, 6-handle, 7-rubber strip, 8-coiling device, 81-hollow box, 82-rotary table, 83-rotary shaft, 84-wire clamp, 85-ratchet wheel, 86-shaft lever, 87-pawl, 88-pressure lever and 89-reset spring.

Detailed Description

The technical solutions in the embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a digital oscilloscope includes an oscilloscope main body 1, a display screen 2 is installed on the left side of the front end of the oscilloscope main body 1, a connector 3 is installed on the right side of the front end of the oscilloscope main body 1, when the digital oscilloscope is used, the oscilloscope main body 1 is placed on a desktop or the ground, a power line on the oscilloscope main body 1 is connected to a power supply, so that the oscilloscope can be used when the oscilloscope is powered on, a worker can start the oscilloscope by using a switch on the front of the oscilloscope main body 1, the display screen 2 is lighted up at the moment, then, a function key on the front of the oscilloscope main body 1 is used for setting parameters, then, the connector 3 and a detected instrument are connected together by using a connecting line, the oscilloscope is used for starting detection of the instrument, a detection result is displayed on the display screen 2, and the worker can know various data of the detected instrument according to the displayed result;

the winding device 8 is installed on the upper side of the rear end of the oscilloscope main body 1, the winding device 8 comprises a hollow box 81, a rotary table 82, a rotating shaft 83, a wire clamp 84 and a ratchet pawl assembly, the hollow box 81 is fixedly connected to the rear end of the oscilloscope main body 1, the rotating shaft 83 is rotatably connected to the rear end of the hollow box 81, the rotary table 82 is fixedly connected to the rear end of the rotating shaft 83, the wire clamp 84 is fixedly connected to the surface of the rotating shaft 83, the front end of the rotating shaft 83 penetrates into the hollow box 81, when the oscilloscope main body 1 needs to be transported, a power line of the oscilloscope main body 1 is clamped into the wire clamp 84, the power line of the oscilloscope main body 1 is clamped through the wire clamp 84, and then the rotary table 82 is rotated clockwise, so that the rotary table 82 can drive the rotating shaft 83 to rotate clockwise;

the ratchet and pawl assembly is installed in the hollow box 81, the front end of the rotating shaft 83 is connected with the ratchet and pawl assembly, the ratchet and pawl assembly comprises a ratchet 85, a shaft rod 86, a pawl 87, a pressure rod 88 and a return spring 89, the ratchet 85 is fixedly connected to the outer portion of the front end of the rotating shaft 83, the shaft rod 86 is located above the rear portion of the ratchet 85 and rotatably connected with the inner wall of the hollow box 81, the pawl 87 is fixedly connected to the outer portion of the shaft rod 86, the tail portion of the pawl 87 is clamped with the ratchet 85, a notch is formed in the rear end of the hollow box 81, the pressure rod 88 is fixedly connected to the rear end of the shaft rod 86, the rear end of the pressure rod 88 extends out of the notch, the return spring 89 is connected between the bottom of the pressure rod 88 and the inner bottom of the notch, when the rotating shaft 83 rotates clockwise, the rotating shaft 83 can drive the ratchet 85 to rotate clockwise in the hollow box 81, and the pawl 87 does not influence the clockwise rotation of the ratchet 85 at the moment;

when the turntable 82 needs to be rotated anticlockwise, the ratchet wheel 85 is prevented from rotating anticlockwise by propping the ratchet wheel 85 through the pawl 87, so that after the power line of the oscilloscope main body 1 is clamped into the wire clamp 84 and the turntable 82 is rotated clockwise, the rotating shaft 83 can rotate clockwise to wind up the power line of the oscilloscope main body 1, and the pawl 87 is matched with the ratchet wheel 85, the power line of the oscilloscope main body 1 can be prevented from being wound out of the rotating shaft 83 due to non-manpower reasons, so that the power line of the oscilloscope main body 1 is wound up through the rotating shaft 83, and the carrying work of the digital oscilloscope is more convenient;

when the power line of the oscilloscope main body 1 needs to be wound out from the outer part of the rotating shaft 83, the tail end of the pressure lever 88 is pressed to enable the pressure lever 88 to move downwards in the notch, the pressure lever 88 can drive the shaft lever 86 to rotate while pushing the return spring 89 in the notch downwards, the shaft lever 86 drives the pawl 87 to move, so that the tail end of the pawl 87 can incline upwards, the pawl 87 moves to no longer block the ratchet 85 from rotating anticlockwise, at the moment, the rotating disc 82 can be rotated anticlockwise, and the power line of the oscilloscope main body 1 is wound out from the outer part of the rotating shaft 83;

handle groove 4 has been seted up to oscilloscope main part 1 upper end, the inside middle rotation in handle groove 4 is connected with center pin 5, the outside fixedly connected with handle 6 of center pin 5, handle 6 both sides have all bonded rubber strip 7, handle groove 4 tank bottom has bonded the rubber pad, rubber strip 7 with the rubber pad is along with handle 6 is the horizontality and pastes mutually, and handle 6's setting does benefit to handheld transport digital oscilloscope to when loosening handle 6, can make handle 6 level put inside handle groove 4, paste mutually through the rubber pad of rubber strip 7 with handle groove 4 tank bottom like this, can avoid producing sound when loosening handle 6.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a digital oscilloscope, includes oscilloscope main part (1), display screen (2) are installed in oscilloscope main part (1) front end left side, oscilloscope main part (1) front end right side is provided with and connects (3), its characterized in that:

the winding device (8) is installed to oscilloscope main part (1) rear end upside, handle groove (4) have been seted up to oscilloscope main part (1) upper end, the inside centre rotation in handle groove (4) is connected with center pin (5), the outside fixedly connected with handle (6) of center pin (5), handle (6) both sides all bond rubber strip (7).

2. The digital oscilloscope of claim 1, wherein: the rubber pad is bonded at the bottom of the handle groove (4), and the rubber strip (7) is attached to the rubber pad along with the handle (6) in a horizontal state.

3. The digital oscilloscope of claim 1, wherein: the winding device (8) comprises a hollow box (81), a rotary table (82), a rotary shaft (83), a wire clamp (84) and a ratchet pawl assembly, the hollow box (81) is fixedly connected to the rear end of the oscilloscope main body (1), the rotary shaft (83) is rotatably connected to the rear end of the hollow box (81), and the rotary table (82) is fixedly connected to the rear end of the rotary shaft (83).

4. The digital oscilloscope of claim 3, wherein: the wire clamp (84) is fixedly connected to the surface of the rotating shaft (83), and the front end of the rotating shaft (83) penetrates into the hollow box (81).

5. The digital oscilloscope of claim 4, wherein: the ratchet and pawl assembly is installed in the hollow box (81), the front end of the rotating shaft (83) is connected with the ratchet and pawl assembly, the ratchet and pawl assembly comprises a ratchet wheel (85), a shaft rod (86), a pawl (87), a pressing rod (88) and a return spring (89), the ratchet wheel (85) is fixedly connected to the outer portion of the front end of the rotating shaft (83), the shaft rod (86) is located above the rear portion of the ratchet wheel (85) and is rotationally connected with the inner wall of the hollow box (81), the pawl (87) is fixedly connected to the outer portion of the shaft rod (86), and the tail portion of the pawl (87) is connected with the ratchet wheel (85) in a clamping mode.

6. The digital oscilloscope of claim 5, wherein: the rear end of the hollow box (81) is provided with a notch, the pressure lever (88) is fixedly connected to the rear end of the shaft lever (86), the rear end of the pressure lever (88) extends out of the notch, and the return spring (89) is connected between the bottom of the pressure lever (88) and the bottom in the notch.