CN219320382U

CN219320382U - Electrical engineering universal meter

Info

Publication number: CN219320382U
Application number: CN202223018504.5U
Authority: CN
Inventors: 陈锦龙; 韩晓岚
Original assignee: Daqing Pes Petroleum Technology Co ltd
Current assignee: Daqing Pes Petroleum Technology Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-07-07
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses an electrical engineering multimeter which comprises a multimeter main body, wherein mounting clamping grooves are fixedly connected to two sides of the multimeter main body, a display screen is fixedly connected to the front end of the multimeter main body, an adjusting button is arranged below the display screen, an adjusting knob is arranged below the adjusting button, four groups of inserting ports are arranged at the bottom of the front end of the multimeter main body, a protective cover is arranged outside the inserting ports, four groups of protective covers are movably hinged to the front end of the protective cover, and a waterproof layer is fixedly connected to the outer part of the protective cover. This electrical engineering universal meter can avoid water and dust to get into inside at the interface outside through the protection casing cover, when needs use the interface, can open the shield cap that corresponds the interface alone, also can directly open the protection casing and use, and this structure has realized the waterproof dirt-proof function of universal meter, has solved the problem that the interface is easy to get into water into ash.

Description

Electrical engineering universal meter

Technical Field

The utility model relates to the technical field of universal meters, in particular to an electrical engineering universal meter.

Background

Electrical engineering is one of the core subjects in the modern technological field, and electrical engineering is indispensible from electric power, so that a multimeter is often required to be used as a testing tool, and the multimeter generally aims at measuring voltage, current and resistance.

Through retrieving, according to the universal meter for electrical engineering disclosed in application number CN202120415030.4, mention that "the upper end of the casing is provided with a protecting cover", the lower part of the protecting cover is provided with a display screen, and the lower part of the display screen is provided with a function key. The utility model provides a universal meter, including the shell, the shell is equipped with instrument switch with the adjacent side that is equipped with display screen one side, the shell be equipped with the fixed block with the offside that is equipped with display screen one side, the fixed block on be equipped with the suspension loop, the shell be equipped with the cushion on suspension loop place one side, the top of shell be equipped with the through-hole, the through-hole in be equipped with the table pen ", the universal meter of design in the above-mentioned scheme still has some shortages when using, for example, the interface of universal meter exposes in the outside for a long time, the inside easy water and the ash of intaking of interface to lead to the sensitivity variation of grafting, to above problem, intensive study and optimized overall structure, through at interface external mounting protective structure, avoid the inside water or the ash of intaking of interface, improve the security that the universal meter used.

Disclosure of Invention

The utility model aims to provide an electrical engineering multimeter which solves the problem that an interface is easy to enter water and ash in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electrical engineering universal meter, includes the universal meter main part the both sides fixedly connected with installation draw-in groove of universal meter main part, the front end fixedly connected with display screen of universal meter main part, the below of display screen is provided with adjustment button, adjustment button's below is provided with adjust knob, the bottom of universal meter main part front end is provided with four group's interfaces, the outside of interface is provided with the protection casing, the front end activity of protection casing articulates there are four groups protective cover, the outside fixedly connected with waterproof layer of protective cover, the inboard fixedly connected with sealing gasket of protective cover, the rear end fixedly connected with handle of universal meter main part, the test pencil has been placed to the both sides of universal meter main part, the both sides fixedly connected with installation buckle of universal meter main part.

Preferably, four groups of through holes are used in the protective cover, the through holes are arranged above the plug-in port, and the protective cover is arranged at the front end of the through holes.

Preferably, the test pencil is embedded in the installation buckle, and the cable at the bottom end of the test pencil is wound on the outer part of the winding shaft.

Preferably, the shape of the contact pen point of the test pencil is the same as that of the contact pen point of the test pencil, and the contact pen point of the test pencil is embedded in the mounting clamping groove.

Preferably, a placing groove is formed in the handle, a telescopic rod is movably hinged to the placing groove, and a supporting plate is movably hinged to the bottom end of the telescopic rod.

Preferably, a groove is formed in the inner side of the handle, and an anti-slip pad is fixedly connected to the inner side of the handle.

Compared with the prior art, the utility model has the beneficial effects that: the electrical engineering multimeter not only realizes the functions of water resistance and dust prevention, and realizes the functions of convenient taking and placing, but also realizes the function of convenient storage;

(1) Through being provided with protection casing, waterproof layer, sealed pad and protecting cover, the grafting mouth on the universal meter main part exposes in the outside and advances grey water inflow easily for a long time, and installation protection casing in the grafting mouth top can be in the protection of unused universal meter main part to it, and the protection casing cover can avoid water and dust to get into inside in the grafting mouth outside, when needing to use the grafting mouth, can open the protecting cover of corresponding grafting mouth alone, also can directly open the protection casing and use, and this structure has realized the waterproof dirt-proof function of universal meter;

(2) Through being provided with handle, standing groove, backup pad, telescopic link, recess and slipmat, when the staff took the universal meter main part, can handheld handle, the inboard recess of handle and slipmat can improve handheld stability, when needing to place the universal meter main part on the mesa use, can shift out the backup pad of standing groove inside, place it on the mesa after the backup pad outwards pulls, the telescopic link at backup pad top can support the universal meter main part, the telescopic link inside contains location structure, this structure has realized the function of being convenient for take and place the universal meter;

(3) Through being provided with installation draw-in groove, test pencil, take-up shaft and installation buckle, the test pencil can be placed in the both sides of universal meter main part and accomodate, needs insert the nib of test pencil inside the installation draw-in groove when accomodating, and the body of test pencil inlays inside the installation buckle, and the connecting wire winding of test pencil bottom is outside the take-up shaft can, and this structure has realized the function of being convenient for accomodate and carry.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

FIG. 4 is a schematic side cross-sectional view of the handle of the present utility model.

In the figure: 1. a multimeter body; 2. installing a clamping groove; 3. test pencil; 4. a winding shaft; 5. an interface; 6. an adjustment knob; 7. an adjustment button; 8. installing a buckle; 9. a display screen; 10. a protective cover; 11. a waterproof layer; 12. a sealing gasket; 13. a protective cover; 14. a handle; 15. a placement groove; 16. a support plate; 17. a telescopic rod; 18. a groove; 19. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1: referring to fig. 1-4, an electrical engineering multimeter comprises a multimeter main body 1, wherein mounting clamping grooves 2 are fixedly connected to two sides of the multimeter main body 1, a display screen 9 is fixedly connected to the front end of the multimeter main body 1, an adjusting button 7 is arranged below the display screen 9, an adjusting knob 6 is arranged below the adjusting button 7, four groups of plug connectors 5 are arranged at the bottom of the front end of the multimeter main body 1, a protective cover 10 is arranged outside the plug connectors 5, four groups of protective covers 13 are movably hinged to the front end of the protective cover 10, a waterproof layer 11 is fixedly connected to the outer part of the protective cover 13, a sealing gasket 12 is fixedly connected to the inner side of the protective cover 13, a handle 14 is fixedly connected to the rear end of the multimeter main body 1, test pens 3 are arranged on two sides of the multimeter main body 1, and mounting buckles 8 are fixedly connected to two sides of the multimeter main body 1;

four groups of through holes are formed in the protective cover 10, the through holes are formed above the plug-in connector 5, and the protective cover 13 is arranged at the front end of the through holes;

specifically, as shown in fig. 1 and fig. 2, the protection cover 10 can cover the socket 5 entirely, the protection cover 13 on the protection cover 10 can correspondingly protect the socket 5, the sealing gasket 12 at the bottom of the protection cover 13 can reduce water and dust from entering the socket 5, and the waterproof layer 11 can prevent water from entering the socket 5.

Example 2: a placing groove 15 is formed in the handle 14, a telescopic rod 17 is movably hinged in the placing groove 15, a supporting plate 16 is movably hinged at the bottom end of the telescopic rod 17, a groove 18 is formed in the inner side of the handle 14, and an anti-slip pad 19 is fixedly connected to the inner side of the handle 14;

specifically, as shown in fig. 2 and 4, the grooves 18 and the anti-slip pads 19 on the inner side of the handle 14 can improve the stability of the hand, and when the multimeter main body 1 needs to be placed on a table surface for use, the supporting plate 16 in the placing groove 15 can be removed, and the supporting plate 16 is placed on the table surface for supporting after being pulled outwards.

Example 3: the test pencil 3 is embedded in the installation buckle 8, a cable at the bottom end of the test pencil 3 is wound outside the winding shaft 4, the shape of the inside of the installation clamping groove 2 is the same as that of a stylus head of the test pencil 3, and the stylus head of the test pencil 3 is embedded in the installation clamping groove 2;

specifically, as shown in fig. 1 and 3, the pen head of the test pencil 3 is inserted into the installation slot 2, the pencil body of the test pencil 3 is embedded into the installation buckle 8, and the connecting wire at the bottom of the test pencil 3 is wound outside the winding shaft 4, so that the test pencil 3 can be stored.

Working principle: when the universal meter is used, the test pencil 3 stored on two sides of the universal meter main body 1 is required to be taken out from the mounting buckle 8, then the pen point of the test pencil 3 is pulled out from the mounting clamping groove 2, then the test pencil 3 is connected with the plug-in port 5, when the plug-in port 5 is required to be used, the protective cover 13 corresponding to the plug-in port 5 can be independently opened, the protective cover 10 can also be directly opened for use, a worker can hold the handle 14 when taking the universal meter main body 1, the groove 18 and the anti-slip pad 19 on the inner side of the handle 14 can improve the holding stability, when the universal meter main body 1 is required to be placed on a table surface for use, the supporting plate 16 in the placing groove 15 can be removed, the supporting plate 16 is pulled outwards and then placed on the table surface, the protective cover 10 is installed above the plug-in port 5 and can be protected when the universal meter main body 1 is not used, and the protective cover 10 can be prevented from entering the inside by water and dust.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An electrical engineering multimeter, comprising a multimeter body (1), characterized in that: the universal meter comprises a universal meter main body (1), wherein two sides of the universal meter main body (1) are fixedly connected with an installation clamping groove (2), the front end of the universal meter main body (1) is fixedly connected with a display screen (9), an adjusting button (7) is arranged below the display screen (9), an adjusting knob (6) is arranged below the adjusting button (7), four groups of inserting ports (5) are arranged at the bottom of the front end of the universal meter main body (1), a protective cover (10) is arranged outside the inserting ports (5), four groups of protective covers (13) are movably hinged to the front end of the protective cover (10), a waterproof layer (11) is fixedly connected to the outer side of the protective cover (13), a sealing gasket (12) is fixedly connected to the rear end of the universal meter main body (1), test pens (3) are arranged on two sides of the universal meter main body (1), and mounting buckles (8) are fixedly connected to the two sides of the universal meter main body (1).

2. An electrical engineering multimeter according to claim 1 wherein: four groups of through holes are used in the protective cover (10), the through holes are arranged above the plug-in ports (5), and the protective cover (13) is arranged at the front end of the through holes.

3. An electrical engineering multimeter according to claim 1 wherein: the utility model discloses a test pencil, including installation buckle (8) and cable, test pencil (3) inlay in the inside of installation buckle (8), the cable winding of test pencil (3) bottom is in the outside of rolling axle (4).

4. An electrical engineering multimeter according to claim 1 wherein: the shape of the stylus head of the test pencil (3) is the same as that of the mounting clamping groove (2), and the stylus head of the test pencil (3) is embedded in the mounting clamping groove (2).

5. An electrical engineering multimeter according to claim 1 wherein: the inside of handle (14) is provided with standing groove (15), the inside activity of standing groove (15) articulates there is telescopic link (17), the bottom activity of telescopic link (17) articulates there is backup pad (16).

6. An electrical engineering multimeter according to claim 1 wherein: the inner side of the handle (14) is provided with a groove (18), and the inner side of the handle (14) is fixedly connected with an anti-slip pad (19).