Handheld oscilloscope

Abstract

The handheld oscilloscope comprises an oscilloscope body, a protective shell is arranged on the periphery of the oscilloscope body, the protective shell is matched with the oscilloscope body, the oscilloscope body is inserted in the protective shell, and an opening is formed in the upper side face of the protective shell and corresponds to an operation interface of the oscilloscope body 1. A heat dissipation structure is arranged at the position, corresponding to the back face of the oscilloscope body, of the lower side wall in the protective shell, a fixing structure used for being connected with the hand is arranged on the outer back side face of the protective shell, the oscilloscope body is inserted into the protective shell and fixed to the wrist of a worker through the fixing structure, and the worker can conveniently operate the oscilloscope body during working. Meanwhile, the heat dissipation structure is arranged at the bottom of the protective shell, so that the heat dissipation effect is not affected when the oscilloscope body is sleeved with the protective shell, and normal use of the oscilloscope body is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of oscilloscopes, in particular to a handheld oscilloscope. Background Art

[0002] Digital oscilloscopes are high-performance oscilloscopes made with a series of technologies such as data acquisition, A / D conversion, and software programming. Digital oscilloscopes generally support multi-level menus, providing users with a variety of options and analysis functions. Some oscilloscopes can also provide storage to save and process waveforms.

[0003] A handheld digital oscilloscope is a handheld electronic measuring instrument used to display the change of the measured instantaneous value trajectory. It is easy to carry and easy to operate. It can transform invisible electrical signals into visible images, making it easier for people to study the change process of various electrical phenomena.

[0004] Utility model patent CN202120662999.1 discloses a handheld digital oscilloscope, comprising an upper protective shell and a lower protective shell, an oscilloscope body is installed between the upper protective shell and the lower protective shell, two corner protection blocks are installed on the outer sides of the upper protective shell and the lower protective shell, a docking block is fixedly connected to the top of the lower protective shell, a fixing bolt is threadedly connected to the inner wall of the upper protective shell, a threaded hole is opened on the surface of the docking block, and a first restraint belt is fixedly connected to one side of the upper protective shell and the lower protective shell;

[0005] The device can wrap and protect the digital oscilloscope when in use through the cooperation between the upper protective shell, the lower protective shell, the corner protection block, the docking block and the fixing bolts, so as to effectively avoid the impact force of accidental falling and buffer the shock, thereby preventing the digital oscilloscope from being damaged when falling;

[0006] However, since the oscilloscope generates heat when it is working, the setting of the protective case will prevent the heat from dissipating, or dissipate it slowly, which may cause the temperature of the oscilloscope to be too high when it is working, affecting the normal use of the oscilloscope, and in severe cases affecting the service life of the oscilloscope. Utility Model Content

[0007] In view of the technical problems in the above-mentioned prior art, the utility model provides a handheld oscilloscope, the purpose of which is to solve the above-mentioned problems.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A handheld oscilloscope, comprising an oscilloscope body, and further comprising:

[0010] A protective shell is arranged outside the oscilloscope body and is adapted to the oscilloscope body. The oscilloscope body is inserted into the protective shell, and an opening is provided on the upper side of the protective shell corresponding to the operation interface of the oscilloscope body;

[0011] A heat dissipation structure is arranged on the lower side wall of the protective shell corresponding to the back of the oscilloscope body;

[0012] The fixing structure is arranged on the outer back side of the protective shell.

[0013] Preferably, an insertion port is provided on the left side of the protective shell corresponding to the oscilloscope body, and the oscilloscope body is inserted into the protective shell through the insertion port. Baffles are fixedly provided at the left and right ends of the upper side of the protective shell corresponding to the two ends of the oscilloscope body, and a fastening knob is provided on the baffle near the insertion port corresponding to the oscilloscope body.

[0014] Preferably, the heat dissipation structure comprises a heat dissipation cavity, the heat dissipation cavity is provided in a side wall of the protective shell corresponding to the back side of the oscilloscope body, and the left and right ends of the heat dissipation cavity are connected to the outside.

[0015] Preferably, a plurality of heat dissipation holes are evenly formed on the upper side wall of the heat dissipation cavity corresponding to the back side of the oscilloscope body.

[0016] Preferably, a side wall in the protective shell corresponding to the back side of the oscilloscope body is evenly provided with a plurality of supporting protrusions.

[0017] Preferably, the fixing structure comprises two Velcro straps, which are respectively arranged on the outer back side of the protective shell. The outer back side of the protective shell is also provided with a wrist pad, which passes through the two Velcro straps horizontally and is fixed on the outer back side of the protective shell.

[0018] Preferably, the side of the wrist pad facing away from the protective shell is provided with anti-slip grooves.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] The utility model provides a handheld oscilloscope, which inserts an oscilloscope body into a protective shell, then fixes the oscilloscope body inside the protective shell by twisting a fastening knob, and is fixedly connected to an arm by a Velcro strap, so that the oscilloscope body is convenient for a worker to operate when it is working. At the same time, supporting convex points are provided in the protective shell corresponding to the back side of the oscilloscope body to support the oscilloscope body, so that a gap is formed between the oscilloscope body and the protective shell, which is convenient for heat dissipation, and then enters the heat dissipation cavity through the heat dissipation holes, thereby achieving a heat dissipation effect. When the protective shell is installed, the heat dissipation effect will not be affected, thereby not affecting its normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1It is a front view of a handheld oscilloscope described in the utility model;

[0022] Figure 2 This is a bottom view of a handheld oscilloscope described in the utility model.

[0023] In the figure: 1. Oscilloscope body; 2. Protective shell; 21. Opening; 22. Insertion port; 23. Baffle; 24. Fastening knob; 3. Heat dissipation structure; 31. Heat dissipation cavity; 32. Heat dissipation holes; 33. Support convex points; 4. Fixing structure; 41. Velcro strap; 42. Wrist pad; 43. Anti-slip pattern. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 and 2 In the embodiment proposed in the present application, a handheld oscilloscope includes an oscilloscope body 1, a protective shell 2 is arranged on the periphery of the oscilloscope body 1, the protective shell 2 is adapted to the oscilloscope body 1, the oscilloscope body 1 is inserted into the protective shell 2, an opening 21 is provided on the upper side of the protective shell 2 corresponding to the operation interface of the oscilloscope body 1, a heat dissipation structure 3 is provided on the lower side wall of the protective shell 2 corresponding to the back of the oscilloscope body 1, and a fixing structure 4 for connecting with a hand is provided on the outer back side of the protective shell 2,

[0026] The oscilloscope body 1 is inserted into the protective shell 2 and fixed to the wrist of the staff through the fixing structure 4, so that the staff can operate the oscilloscope body 1 at work. At the same time, a heat dissipation structure 3 is provided at the bottom of the protective shell 2, so that when the oscilloscope body 1 is covered with the protective shell 2, its heat dissipation effect is not affected, thereby ensuring the normal use of the oscilloscope body 1.

[0027] In another embodiment, see Figure 1 and 2 An insertion port 22 is provided on the left side of the protective shell 2 corresponding to the oscilloscope body 1, and the oscilloscope body 1 is inserted into the protective shell 2 through the insertion port 22. Baffles 23 are fixedly provided on the left and right ends of the upper side of the protective shell 2 corresponding to the two ends of the oscilloscope body 1, and a fastening knob 24 is provided on the baffle 23 near the insertion port 22 corresponding to the oscilloscope body 1. The two baffles 23 are used to fix the inserted oscilloscope body 1 in the protective shell 2 to prevent the protective shell 2 from falling out during work.

[0028] In another embodiment, see Figure 1 and 2 The heat dissipation structure 3 includes a heat dissipation cavity 31. The heat dissipation cavity 31 is opened in a side wall of the protective shell 2 corresponding to the back side of the oscilloscope body 1. The left and right ends of the heat dissipation cavity 31 are connected to the outside. A plurality of heat dissipation holes 32 are evenly opened on the upper side wall of the heat dissipation cavity 31 corresponding to the back side of the oscilloscope body 1. A plurality of supporting protrusions 33 are evenly arranged on a side wall of the protective shell 2 corresponding to the back side of the oscilloscope body 1; supporting protrusions 33 are arranged in the protective shell 2 corresponding to the back side of the oscilloscope body 1 to support the oscilloscope body 1, so that a gap is formed between the oscilloscope body 1 and the protective shell 2, which is convenient for heat dissipation, and then enters the heat dissipation cavity 31 through the heat dissipation holes 32, thereby achieving a heat dissipation effect.

[0029] In another embodiment, see Figure 1 and 2 The fixing structure 4 includes two Velcro straps 41, which are convenient for fixing the wrists of different staff members. They are respectively arranged on the outer back side of the protective shell 2. The outer back side of the protective shell 2 is also provided with a wrist pad 42. The wrist pad 42 passes horizontally through the two Velcro straps 41 and is fixed on the outer back side of the protective shell 2. The side of the wrist pad 42 facing away from the protective shell 2 is provided with anti-slip grooves 43, so that it is not easy to slide after being fixed on the wrist, affecting work.

[0030] Working principle: The utility model provides a handheld oscilloscope, which inserts the oscilloscope body 1 into the protective shell 2, and then fixes the oscilloscope body 1 inside the protective shell 2 by screwing the fastening knob 24, and is fixedly connected to the arm by the Velcro strap 41, so that the oscilloscope body 1 is convenient for the staff to operate when working. At the same time, a supporting protrusion 33 is provided on the back side of the oscilloscope body 1 corresponding to the protective shell 2, and the oscilloscope body 1 is supported, so that a gap is formed between the oscilloscope body 1 and the protective shell 2, which is convenient for heat dissipation, and then enters the heat dissipation cavity 31 through the heat dissipation hole 32, so as to achieve the heat dissipation effect, so that when the protective shell 2 is installed, its heat dissipation effect will not be affected, thereby not affecting its normal use.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0032] In the description of the present invention, unless otherwise specified, "plurality" means two or more; the terms "upper", "lower", "left", "right", "inside", "outside", "front end", "rear end", "head", "tail", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A handheld oscilloscope, comprising an oscilloscope body (1), characterized in that: Also includes: A protective shell (2) is arranged on the periphery of the oscilloscope body (1) and is adapted to the oscilloscope body (1); the oscilloscope body (1) is inserted into the protective shell (2); and an opening (21) is provided on the upper side of the protective shell (2) corresponding to the operation interface of the oscilloscope body (1); A heat dissipation structure (3) is arranged on the lower side wall of the protective shell (2) corresponding to the back side of the oscilloscope body (1); A fixing structure (4) disposed on the outer back side of the protective shell (2); The left side of the protective shell (2) is provided with an insertion opening (22) corresponding to the oscilloscope body (1); the oscilloscope body (1) is inserted into the protective shell (2) through the insertion opening (22); baffles (23) are fixedly provided at the left and right ends of the upper side surface of the protective shell (2) corresponding to the two ends of the oscilloscope body (1); and a fastening knob (24) is provided on the baffle (23) near the insertion opening (22) corresponding to the oscilloscope body (1).

2. A handheld oscilloscope according to claim 1, characterized in that: The heat dissipation structure (3) comprises a heat dissipation cavity (31), the heat dissipation cavity (31) being disposed in a side wall of the protective shell (2) corresponding to the back side of the oscilloscope body (1), and the left and right ends of the heat dissipation cavity (31) being connected to the outside.

3. A handheld oscilloscope according to claim 2, characterized in that: The upper side wall of the heat dissipation cavity (31) is evenly provided with a plurality of heat dissipation holes (32) corresponding to the back side of the oscilloscope body (1).

4. A handheld oscilloscope according to claim 2, characterized in that: A side wall in the protective shell (2) corresponding to the back side of the oscilloscope body (1) is evenly provided with a plurality of supporting protrusions (33).

5. A handheld oscilloscope according to claim 1, characterized in that: The fixing structure (4) comprises two Velcro straps (41) which are respectively arranged on the outer back side of the protective shell (2); the outer back side of the protective shell (2) is also provided with a wrist pad (42); the wrist pad (42) passes through the two Velcro straps (41) transversely and is fixed on the outer back side of the protective shell (2).

6. A handheld oscilloscope according to claim 5, characterized in that: The side of the wrist pad (42) facing away from the protective shell (2) is provided with anti-slip grooves (43).

Images