CN217007458U

CN217007458U - Electricity testing device capable of displaying voltage

Info

Publication number: CN217007458U
Application number: CN202123318119.8U
Authority: CN
Inventors: 孙清杰; 王政; 王剑; 葛畅
Original assignee: Jianneng Electric Co ltd
Current assignee: Jianneng Electric Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-19
Anticipated expiration: 2031-12-24

Abstract

The utility model provides an electroscope device which has novel structural design and can display voltage; including the electroscope body, the rubber cover shell has been cup jointed to the outside of electroscope body, and the rubber cover shell center department homogeneous integration shaping of inner wall all around has agreeing with the groove, and the rectangular channel has all been seted up to the center department of electroscope body outer wall all around, and the inside grafting of rectangular channel has agreeing with the piece, and the welding of one side that agrees with the piece and be located the rectangular channel has the limiting plate. The fitting block is supported inside the fitting groove under the action of the limiting plate and the spring, the rubber casing can play a good protection role on the electroscope body, meanwhile, the electroscope body has good anti-falling capacity, the motor drives the fan blades to rotate and can drive airflow to dissipate heat of electronic elements in the electroscope body, so that the service life of the electronic elements in the electroscope body is prolonged well, and the hollowed-out ring plate and the filter screen are matched for use, so that the electroscope body has a good dustproof function.

Description

Electricity testing device capable of displaying voltage

Technical Field

The utility model relates to the technical field of electroscopes, in particular to an electroscope device capable of displaying voltage.

Background

The electroscope is an instrument for detecting whether an object is charged or not and roughly estimating the charged quantity. When the object to be tested contacts the conductor at the top end of the electroscope, the electric charge carried by the object to be tested is transferred to the foil in the glass bell jar. The foils will automatically separate and open at an angle due to the like charges repelling each other. The charge amount of the object can be estimated according to the angle of the two foil sheets. In fact, the electric field force applied to the foil comprises repulsion force of homonymous charges on the foil and attraction force of heteronymous charges on the inner wall of the vessel. The electroscope can be modified to a more accurate electrometer if the glass bottle is changed to use a metal box to shield the static electricity, a metal rod and vessel lead-out wires to measure the potential difference between two points, and a scale is added to quantify the result.

At present, electroscope self does not have anti structure of falling, makes the electroscope appear the slippage and fall to the ground when breaking very easily to influence the detection of electroscope, the electroscope can't in time be sparse to the heat that electronic component produced simultaneously, makes electronic component appear transshipping the short circuit very easily. Therefore, it is desirable to design an electroscope capable of displaying voltage to solve the above problems.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, an electroscope does not have an anti-falling structure, so that the electroscope is easy to break when slipping and falling to the ground, the detection of electroscope is influenced, and meanwhile, the electroscope cannot timely evacuate heat generated by an electronic element, so that the electronic element is easy to have overload short circuit.

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

the utility model provides a can show electroscope device of voltage, includes the electroscope body, the rubber cover shell has been cup jointed to the outside of electroscope body, and the rubber cover shell center department homogeneous integrated into one piece of inner wall all around has a contract groove, the rectangular channel has all been seted up to the electroscope body center department of outer wall all around, and the inside grafting of rectangular channel has a contract piece, one side welding that the contract piece is located the rectangular channel has the limiting plate, and the limiting plate keeps away from the opposite side outer wall welding that contracts the piece has the spring, the contract piece contracts in the inside that agrees with the groove under the effect of limiting plate and spring.

The circular groove is formed in the center of the outer wall of one side of the back face of the electroscope body, the mounting groove is formed in the inner wall of the bottom of the circular groove, and the vortex heat absorption seat is welded on the inner wall of the bottom of the mounting groove.

The vortex heat absorption seat is characterized in that a motor is mounted on the outer wall of the top of the vortex heat absorption seat through screws, and fan blades are connected to the output end of the motor through flat keys.

The inside of annular is installed the fretwork crown plate through the screw, and bonds on the bottom outer wall of fretwork crown plate and has the filter screen.

And a display screen, a jack, a key and a knob which extend to the outside of the electroscope body are respectively installed on the inner wall of the top of the electroscope body through screws.

The beneficial effects of the utility model are as follows:

1. through the rubber sleeve shell that sets up, agree with the piece and hold in the inside of agreeing with the groove in the top under the effect of limiting plate and spring, and the rubber sleeve shell can play fine guard action to the electroscope body, makes the electroscope body have fine anti ability of falling simultaneously, novel structure, reasonable in design, the practicality is strong.

2. Through the motor that sets up, the motor drives the flabellum and rotates and can drive the air current and dispel the heat to this internal electronic component of electroscope to fine extension this internal electronic component's of electroscope life, and the collocation use of fretwork crown plate and filter screen makes the electroscope body have fine dustproof effect, rational in infrastructure, good heat dissipation is fit for promoting.

3. Through the vortex heat absorption seat that sets up, the heat that this internal electronic component of electroscope produced can be absorbed to the vortex heat absorption seat, and the motor is installed at the top of vortex heat absorption seat, can dredge heat to the vortex heat absorption seat when making the motor drive the flabellum and rotate, has further promoted the radiating efficiency of electroscope body.

Drawings

Fig. 1 is a schematic view of an overall structure of an electroscope capable of displaying voltage according to the present invention;

FIG. 2 is a schematic structural diagram of a rubber casing of an electroscope capable of displaying voltage according to the present invention;

FIG. 3 is a schematic diagram of a structure of a connection block of an electroscope capable of displaying a voltage according to the present invention;

FIG. 4 is a schematic structural diagram of a motor of an electroscope capable of displaying voltage according to the present invention;

fig. 5 is a schematic structural view of a vortex heat absorption seat of an electroscope capable of displaying voltage according to the present invention.

In the figure: 1. an electroscope body; 2. a rubber housing; 3. a fitting groove; 4. fitting blocks; 5. a rectangular groove; 6. a spring; 7. a limiting plate; 8. a ring groove; 9. mounting grooves; 10. a motor; 11. a fan blade; 12. filtering with a screen; 13. hollowing out the annular plate; 14. a vortex heat absorption seat; 15. a display screen; 16. a jack; 17. pressing a key; 18. a knob.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, an electroscope device capable of displaying voltage includes an electroscope body 1, a rubber casing 2 is sleeved outside the electroscope body 1, a matching groove 3 is integrally formed in the center of the inner wall of the periphery of the rubber casing 2, rectangular grooves 5 are formed in the center of the outer wall of the periphery of the electroscope body 1, and the interior of the rectangular groove 5 is inserted with a conjunction block 4, one side of the conjunction block 4 positioned in the rectangular groove 5 is welded with a limit plate 7, and the spring 6 is welded on the outer wall of the other side of the limiting plate 7, which is far away from the fitting block 4, the fitting block 4 is fitted in the fitting groove 3 under the action of the limiting plate 7 and the spring 6, the fitting block 4 is supported in the fitting groove 3 under the action of the limiting plate 7 and the spring 6, and rubber housing 2 can play fine guard action to electroscope body 1, makes electroscope body 1 have fine anti ability of falling simultaneously.

In this embodiment, ring groove 8 has been seted up in the center department of electroscope body 1 back one side outer wall, and has seted up mounting groove 9 on the bottom inner wall of ring groove 8, and the welding has vortex heat absorption seat 14 on the bottom inner wall of mounting groove 9, and vortex heat absorption seat 14 can absorb the heat that electronic component produced in electroscope body 1 to the heat of being convenient for is concentrated sparse.

In this embodiment, install motor 10 through the screw on the top outer wall of vortex heat absorption seat 14, and the flat key of output of motor 10 is connected with flabellum 11, and motor 10 drives flabellum 11 and rotates and can drive the air current and dispel the heat to the electronic component in the electroscope body 1 to fine extension the life of electronic component in the electroscope body 1.

In this embodiment, fretwork crown plate 13 is installed through the screw in the inside of annular 8, and bonds on the bottom outer wall of fretwork crown plate 13 and have filter screen 12, and the collocation of fretwork crown plate 13 and filter screen 12 is used, makes electroscope body 1 have fine dustproof effect.

In this embodiment, install through the screw respectively on the top inner wall of electroscope body 1 and extend to 1 outside display screen 15, jack 16, button 17 and the knob 18 of electroscope body, the collocation use between display screen 15, jack 16, button 17 and the knob 18 for electroscope body 1 is convenient for operate more, makes electroscope data can more audio-visual demonstration simultaneously.

The working principle is as follows: this can show when electric installation uses of voltage, agree with piece 4 and hold in the inside of agreeing with groove 3 in the top under limiting plate 7 and spring 6's effect, and rubber sleeve shell 2 can play fine guard action to electroscope body 1, make electroscope body 1 have simultaneously fine anti ability of falling, vortex heat absorption seat 14 can absorb the heat that the electronic component produced in electroscope body 1, motor 10 drives flabellum 11 and rotates and to drive the electronic component of air current in electroscope body 1 and dispel the heat, thereby fine extension electroscope body 1 internal electronic component's life, and fretwork crown plate 13 and filter screen 12's collocation use, make electroscope body 1 have fine dustproof effect.

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 as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a can show electroscope device of voltage, includes electroscope body (1), its characterized in that, the rubber cover shell (2) has been cup jointed to the outside of electroscope body (1), and rubber cover shell (2) the center department homogeneous body shaping of inner wall all around has agreeing with groove (3), rectangular channel (5) have all been seted up to electroscope body (1) the center department of outer wall all around, and the inside grafting of rectangular channel (5) has agreeing with and agrees with piece (4), one side welding that agrees with piece (4) and be located rectangular channel (5) has limiting plate (7), and the welding has spring (6) on limiting plate (7) keeps away from the opposite side outer wall that agrees with and agree with piece (4), agree with piece (4) and agree with the inside of agreeing with groove (3) under the effect of limiting plate (7) and spring (6).

2. The electroscope capable of displaying voltage according to claim 1, wherein the electroscope body (1) is provided with a ring groove (8) at the center of the outer wall at one side of the back surface, and the inner wall of the bottom of the ring groove (8) is provided with a mounting groove (9), and the inner wall of the bottom of the mounting groove (9) is welded with a vortex heat absorption seat (14).

3. The electroscope capable of displaying voltage according to claim 2, wherein the top outer wall of the vortex heat absorption seat (14) is provided with a motor (10) through a screw, and the output end of the motor (10) is in flat key connection with a fan blade (11).

4. The electroscope capable of displaying voltage according to claim 2, wherein the ring groove (8) is internally provided with a hollowed-out ring plate (13) through screws, and the outer wall of the bottom of the hollowed-out ring plate (13) is adhered with a filter screen (12).

5. The electroscope device capable of displaying voltage according to claim 1, wherein a display screen (15), a jack (16), a key (17) and a knob (18) extending to the outside of the electroscope body (1) are respectively installed on the inner wall of the top of the electroscope body (1) through screws.