CN114814325A - a digital oscilloscope - Google Patents

Abstract

The invention discloses a digital oscilloscope, which relates to the field of oscilloscopes and comprises a box body and a handle, wherein the top end of the box body is provided with a concave-shaped handle groove, the inner walls of two sides of the handle groove are provided with sliding grooves, a rotating shaft base is connected in the sliding grooves in a sliding mode, a damping rotating shaft is fixedly connected to the rotating shaft base, the damping rotating shaft is rotatably connected with a sliding rod, the sliding rod is connected in the handle in a sliding mode, a screw rod is connected to the rotating shaft base in a threaded mode, a nut is connected to the rotating shaft base in a threaded mode, a hollow knob is fixedly connected to the outside of the nut, a plurality of groups of inserting holes matched with the screw rod are uniformly arranged at the bottom end of the sliding groove at intervals, and the handle can be clamped into the handle groove. The invention is beneficial to the storage of the oscilloscope main body, and the handle with the telescopic structure is arranged, thereby achieving the purpose of stably lifting the digital oscilloscope.

Description

a digital oscilloscope

technical field

The invention relates to the field of oscilloscopes, in particular to a digital oscilloscope.

Background technique

Digital oscilloscope is a high-performance oscilloscope manufactured by a series of technologies such as data acquisition, A/D conversion, software programming, etc. Digital oscilloscopes generally support multi-level menus, which can provide users with a variety of choices and analysis functions. Digital oscilloscopes are designed , an indispensable tool for manufacturing and repairing electronic equipment.

The Chinese patent with the related publication number CN215768735U discloses a digital oscilloscope, which includes an oscilloscope body and a handle arranged on the oscilloscope body. A buffer frame is fixedly installed at the end of the oscilloscope body, and the buffer frame includes a support block and a clamping block. , groove and rubber column, the support block is connected to the main body of the oscilloscope, a storage rack is fixedly installed on the back of the main body of the oscilloscope, and the storage rack includes a fixed seat, a rotating rod, a winding rack, a connecting plate, a limit plate, a spherical block and a circular groove

In view of the above-mentioned related technologies, the inventor believes that using the above-mentioned buffer structure for the handle, the handle cannot fit the main body of the oscilloscope well, resulting in inconvenient storage of the oscilloscope column and unsightly appearance, because various detection parts will be installed in the main body of the oscilloscope , the center of gravity of the oscilloscope body is not necessarily on the vertical plane where the connection line between the two shafts of the handle is located. When the oscilloscope body is lifted by the handle, the oscilloscope column is inclined, which is not conducive to the staff to take the oscilloscope body through the handle. .

SUMMARY OF THE INVENTION

Based on this, the purpose of the present invention is to provide a digital oscilloscope to solve the technical problem that the existing oscilloscope column is inconvenient to store and unsightly, and the oscilloscope column tilts when the oscilloscope body is lifted by the handle.

In order to achieve the above purpose, the present invention provides the following technical solutions: a digital oscilloscope, comprising a box body and a handle, the top of the box body is provided with a concave handle groove, and the inner walls on both sides of the handle groove are provided with A chute, in which a rotating shaft base is slidably connected, a damping rotating shaft is fixedly connected to the rotating shaft base, a sliding rod is rotatably connected to the damping rotating shaft, and the sliding rod is slidably connected in the handle, and the rotating shaft base The upper thread is connected with a screw, the screw is screwed with a nut on the base of the rotating shaft, and a hollow knob is fixedly connected to the outside of the nut. The handle can be snapped into the handle slot.

By adopting the above technical solution, a concave groove for accommodating the handle is arranged on the upper surface of the box structure of the oscilloscope main body, so that the handle can enter the groove during storage, which is beneficial to the storage of the oscilloscope main body. , A chute is provided in the groove for the handle shaft to slide, so as to freely adjust the position of the handle shaft at the top of the box and limit the position of the handle shaft, so as to achieve the purpose of lifting the digital oscilloscope smoothly.

The present invention further provides that a wire accommodating slot is arranged at the lower part of the back of the box body, a wire winding post is fixedly connected to the center of the wire accommodating slot, and a power cord is wound on the wire winding post.

By adopting the above technical solution, the power cord can be conveniently stored by winding the power cord on the winding post.

The present invention further provides that a blocking sheet is fixedly connected to the side of the winding post away from the box body, and the distance between the periphery of the blocking sheet and the inner wall of the wire accommodating slot is larger than the diameter of the power cord.

By adopting the above technical solution, the power cord is prevented from being easily detached from the wire accommodating slot, and at the same time, it is ensured that the power cord can be taken out or put into the wire accommodating slot.

The present invention further provides that a display screen is arranged on one side of the front of the box body, and a control button is arranged on one side of the display screen.

By adopting the above technical solution, the information of the oscilloscope can be known through the display screen, and the device can be controlled through the control buttons.

The present invention further provides that a plurality of groups of anti-collision rubber columns are fixedly connected to the front of the box body.

By adopting the above technical solution, the anti-collision rubber column can prevent the display screen and the control buttons from directly contacting the ground and causing damage when the box is toppled.

According to the present invention, the length of the anti-collision glue column away from the surface of the box body is greater than that of the display screen and the control keys.

By adopting the above technical solutions, it is ensured that the anti-collision rubber column is the first to contact the ground.

According to the present invention, the bottom end of the box body is fixedly connected with a plurality of sets of suction cup feet.

By adopting the above technical solutions, the box body can be stably fixed on a smooth table top.

The present invention further provides that the top of the back of the box body is provided with an opening.

By adopting the above technical solution, the staff can easily lift the handle through the opening.

The present invention further provides that the handle is provided with a concave structure at the opening.

By adopting the above technical solution, it is ensured that the staff will not slip when lifting the handle.

To sum up, the present invention mainly has the following beneficial effects:

1. In the present invention, a concave groove for accommodating the handle is arranged on the upper surface of the box structure of the oscilloscope body, so that the handle can enter the groove when it is stored, and there is no irregular convex structure outside the oscilloscope body, which is beneficial to the oscilloscope. the receipt of the subject;

2. In the present invention, a handle with a telescopic structure is provided, a chute for sliding the handle shaft is arranged in the groove, a knob is arranged at the bottom end of the handle shaft, and the bolt in the knob is extended or shortened to limit the position of the handle shaft. , to freely adjust the position of the handle shaft at the top of the box and to limit the handle shaft, and to adjust the position of the handle shaft according to the center of gravity of the equipment installed in the digital oscilloscope, so as to achieve the purpose of lifting the digital oscilloscope smoothly. .

Description of drawings

Fig. 1 is the top view of the present invention;

Fig. 2 is the enlarged view of A in Fig. 1 of the present invention;

Fig. 3 is the side view inside view of the present invention;

Fig. 4 is the enlarged view of B in Fig. 3 of the present invention;

Fig. 5 is the rear view of the present invention;

6 is a front perspective view of the present invention;

FIG. 7 is a rear perspective view of the present invention.

In the picture: 1. Box body; 2. Handle slot; 3. Handle; 4. Slide bar; 5. Rotary shaft base; 6. Damping shaft; 7. Chute; 8. Jack; 9. Screw rod; 10. Nut; 11. Knob; 12. Anti-collision rubber column; 13. Cable slot; 14. Winding column; 15. Power cord; 16. Oscilloscope body; 17. Oscilloscope power supply; 18. Display screen; 19. Control buttons; 20. Opening; 21. Suction cup feet.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary, only used to explain the present invention, and should not be construed as a limitation of the present invention.

The embodiments of the present invention will be described below based on the overall structure of the present invention.

A digital oscilloscope, as shown in Figure 1-7, the top of the box body 1 is provided with a concave handle groove 2 to accommodate the handle 3, which is convenient for the storage of the box body 1. The inner walls on both sides of the handle groove 2 A chute 7 is provided, a rotary shaft base 5 is slidably connected in the chute 7, a damping rotary shaft 6 is fixedly connected to the rotary shaft base 5, a sliding rod 4 is rotatably connected to the damping rotary shaft 6, and the sliding rod 4 is slidably connected in the handle 3, and the rotary shaft The base 5 is threadedly connected with a screw 9, the screw 9 is screwed with a nut 10 on the rotating shaft base 5, and a hollow knob 11 is fixedly connected to the outside of the nut 10. Jack 8, conveniently lift the handle 3 from the opening 20, lift the box 1 upward, determine the position of the center of gravity of the box 1 according to the direction of the tilt of the box 1, turn the knob 11 to extend the screw 9, and slide the Rotate shaft base 5 to the proper position, tighten the knob 11 to insert the screw 9 into the jack 8, and limit the position of the rotating shaft base 5, the box body 1 can be lifted smoothly, the handle 3 can be inserted into the handle groove 2, and the box 1 can be lifted smoothly. After the box body 1 is lifted to the desired position, press down the handle 3 to shrink the slide bar 4 to the required length, so that the handle 3 can be completely put into the handle groove 2, and the handle 3 does not exceed the box body 1 at this time. The flat surface improves the appearance of the box body 1 and facilitates the storage of the box body 1 .

Please refer to FIG. 1 and FIG. 3 , there are multiple groups of anti-collision rubber columns 12 fixedly connected to the front of the box body 1 . There are four anti-collision rubber columns, which are respectively fixed on the four corners of the front of the box body 1 . The anti-collision rubber columns 12 can prevent When the box body 1 is toppled, the display screen 18 and the control buttons 19 directly contact the ground, causing damage. The length of the anti-collision rubber column 12 away from the surface of the box body 1 is greater than the display screen 18 and the control button 19 to ensure that the anti-collision rubber column 12 is the first to contact the ground.

Please refer to FIG. 3 , an oscilloscope body 16 is arranged on one side of the box body 1 close to the display screen 18 , and an oscilloscope power supply 17 is arranged on the other side. The data measurement is completed through the oscilloscope body 16 . The device is powered. The front side of the box body 1 is provided with a display screen 18 and a control button 19 is provided on one side of the display screen 18.

Please refer to FIG. 1 and FIG. 5 , an opening 20 is provided at the top of the back of the box body 1, and the worker can easily lift the handle 3 through the opening 20. The handle 3 is provided with a recessed structure at the opening 20 to ensure that the worker lifts the lift There is no slippage in hand 3.

Please refer to FIG. 3 and FIG. 5 , the lower part of the back of the box body 1 is provided with a wire accommodating slot 13 , the center of the wire accommodating slot 13 is fixedly connected with a wire winding post 14 , and a power cord 15 is wound on the wire winding post 14 . 15 is wound on the winding post 14 to conveniently store the power cord 15, effectively preventing the power cord 15 from being entangled. In order to prevent the power cord 15 from being easily detached from the cable slot 13, and to ensure that the power cable 15 can be taken out or put into the cable In the slot 13 , a blocking sheet is fixedly connected to the side of the winding post 14 away from the box body 1 , and the distance between the periphery of the blocking sheet and the inner wall of the wire accommodating slot 13 is greater than the diameter of the power cord 15 .

Please refer to FIG. 3 and FIG. 5 , in order to stably fix the box body 1 on a smooth desktop, the bottom end of the box body 1 is fixedly connected with a plurality of sets of suction cup feet 21 , and there are four sets of suction cup feet 21 , respectively. The four corners at the bottom of box 1.

The working principle of the present invention is as follows: conveniently lift the handle 3 from the opening 20, lift the box body 1 upward, determine the position of the center of gravity of the box body 1 according to the inclination direction of the box body 1, rotate the knob 11 to extend the screw rod 9, and slide the Rotate shaft bases 5 on both sides to the appropriate position, tighten the knob 11 to insert the screw 9 into the jack 8, and limit the position of the rotating shaft base 5, then the box body 1 can be lifted smoothly. After lifting the box body 1 to the desired position , press down the handle 3 to shrink the sliding rod 4 to the required length, so that the handle 3 can be completely put into the handle groove 2, at this time the handle 3 does not exceed the plane of the box body 1, which improves the appearance of the box body 1 At the same time, it is convenient for the storage of the box body 1.

Although embodiments of the present invention have been shown and described, the specific embodiments are merely illustrative of the present invention, and are not intended to limit the invention, and the specific features, structures, materials or characteristics described may be used in any one or more of The embodiments or examples are combined in a suitable manner, and those skilled in the art can make modifications and replacements without creative contribution to the embodiments as required without departing from the principles and purposes of the present invention after reading this specification. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims (9)

1. A digital oscilloscope, comprising a box body (1) and a handle (3), characterized in that: the top of the box body (1) is provided with a concave-shaped handle groove (2), the handle groove (2) A chute (7) is provided on the inner walls of both sides, a rotating shaft base (5) is slidably connected in the chute (7), and a damping rotating shaft (6) is fixedly connected to the rotating shaft base (5), so The damping shaft (6) is rotatably connected with a sliding rod (4), the sliding rod (4) is slidably connected in the handle (3), and a screw (9) is threadedly connected to the rotating shaft base (5). The screw (9) is threadedly connected with a nut (10) on the rotating shaft base (5), a hollow knob (11) is fixedly connected to the outside of the nut (10), and the bottom end of the chute (7) is evenly spaced with There are multiple sets of sockets (8) matched with the screw rods (9), and the handle (3) can be snapped into the handle groove (2). 2. A digital oscilloscope according to claim 1, characterized in that: the lower part of the back of the box body (1) is provided with a wire accommodating groove (13), and the center of the wire accommodating groove (13) is fixedly connected with a A wire winding post (14), on which a power cord (15) is wound. 3. A digital oscilloscope according to claim 2, characterized in that: the side of the winding post (14) away from the box (1) is fixedly connected with a blocking sheet, and the surrounding of the blocking sheet is connected with the wire-accommodating groove (1). 13) The distance between the inner walls is greater than the diameter of the power cord (15). 4. A digital oscilloscope according to claim 1, characterized in that: a display screen (18) is provided on the front side of the box body (1), and a control screen (18) is provided on one side of the display screen (18). key (19). 5 . The digital oscilloscope according to claim 1 , characterized in that: a plurality of groups of anti-collision glue columns ( 12 ) are fixedly connected to the front of the box body ( 1 ). 6 . 6 . The digital oscilloscope according to claim 5 , wherein the length of the anti-collision glue column ( 12 ) away from the surface of the box body ( 1 ) is greater than the display screen ( 18 ) and the control buttons ( 19 ). 7 . 7 . The digital oscilloscope according to claim 1 , characterized in that: the bottom end of the box body ( 1 ) is fixedly connected with a plurality of sets of suction cup feet ( 21 ). 8 . 8. A digital oscilloscope according to claim 1, characterized in that: an opening (20) is provided at the top of the back of the box body (1). 9 . The digital oscilloscope according to claim 1 , wherein the handle ( 3 ) is provided with a concave structure at the opening ( 20 ). 10 .

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