CN211928000U - Digital multi-purpose meter - Google Patents
Digital multi-purpose meter Download PDFInfo
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- CN211928000U CN211928000U CN201922485693.9U CN201922485693U CN211928000U CN 211928000 U CN211928000 U CN 211928000U CN 201922485693 U CN201922485693 U CN 201922485693U CN 211928000 U CN211928000 U CN 211928000U
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- fixedly connected
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- multimeter
- lag
- protective sleeve
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Abstract
The utility model discloses a digital multimeter, including lag and multimeter body, the multimeter body is located the inside of lag, the equal fixedly connected with sucking disc of surface of lag, the gaseous room of upper end fixed surface fixedly connected with of sucking disc, one side fixed surface of gaseous room is connected with the connecting tube, it has the chock plug to connect tracheal one end surface to peg graft, connect tracheal other end fixed surface and be connected with the gas cylinder. The utility model discloses the device is through the lag that sets up, dustproof piece, connection piece, a coupling spring and stationary blade, and the both ends surface of multimeter body carries out the centre gripping through the atress between two sets of holding pieces and No. two coupling springs and fixes to install and use the multimeter of different length and size, through dustproof piece, can prevent that the dust of outside from getting into, if the device is when using, can open between dustproof piece and the connection piece, the inside hot gas that produces of device of being convenient for discharges.
Description
Technical Field
The utility model relates to a multimeter technical field specifically is a digital multimeter.
Background
The multimeter is also called a multimeter, a frequently-used meter, etc., is an indispensable measuring instrument for power electronics and other departments, and generally aims to measure voltage, current and resistance. The multimeter is divided into a pointer multimeter and a digital multimeter according to the display mode. The universal meter can measure direct current, direct voltage, alternating current, alternating voltage, resistance, audio level and the like, and can also measure alternating current, capacitance, inductance and some parameters of a semiconductor.
However, the existing multimeter has some disadvantages when in use, the multimeter is easy to cause errors of measured data if the device cannot be placed in balance when measuring electric power data, and the multimeter has a complex and rigorous internal structure, is easy to damage and easy to enter dust when being impacted, and is not beneficial to use of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a digital multimeter to solve and present problem in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a digital multi-purpose meter comprises a protective sleeve and a multi-purpose meter body, wherein the multi-purpose meter body is positioned inside the protective sleeve, the outer surfaces of the protecting sleeves are all fixedly connected with suckers, the outer surface of the upper end of each sucker is fixedly connected with a gas chamber, the outer surface of one side of the gas chamber is fixedly connected with a connecting gas pipe, the outer surface of one end of the connecting gas pipe is inserted with a plug head, the outer surface of the other end of the connecting air pipe is fixedly connected with an air pumping bottle, a sliding sheet is arranged in the air pumping bottle in a sliding way, the outer surface of one end of the sliding sheet is fixedly connected with a push rod, the outer surface of the upper end of the gas chamber is rotatably provided with a rotating seat, the outer surface of the upper end of the rotating seat is fixedly connected with a thread lifting cap, the inner thread of the thread lifting cap is connected with a thread lifting rod, the outer surface of the upper end of the threaded lifting rod is fixedly connected with a connecting pad, and the outer surfaces of two sides of the lower end of the protecting sleeve are fixedly provided with lifting rods.
Preferably, the inner surfaces of the two ends of the protecting sleeve are fixedly connected with a first connecting spring, and the outer surface of one end of the first connecting spring is fixedly connected with a fixing piece.
Preferably, the outer surface movable mounting of stationary blade has the holding piece, and the quantity of holding piece is two sets of, fixedly connected with No. two coupling springs between the upper end both sides surface of holding piece and the lower extreme both sides surface of stationary blade.
Preferably, the outer surface of the middle part of the protecting sleeve is fixedly connected with a connecting sheet, the outer surface of the lower end of the connecting sheet is slidably connected with a dustproof sheet, and the outer surface of one side of the dustproof sheet is fixedly connected with a pushing sheet.
Preferably, the front outer surface of the multimeter body is fixedly connected with a display screen, a capacitor gear, an observation strip and a jack, the display screen is located at the upper end of the capacitor gear, the observation strip is located at the lower end of the capacitor gear, the jack is located at the lower end of the observation strip, and a balance bubble is arranged on the outer surface of the middle of the observation strip.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the lag that sets up, dustproof piece, connection piece, a coupling spring and stationary blade, the both ends surface of multimeter body carries out the centre gripping through the atress between two sets of holding pieces and No. two coupling springs and fixes to install and use the multimeter of different length and size, through dustproof piece, can prevent that the dust of outside from getting into, if the device is when using, can be with opening between dustproof piece and the connection piece, the inside heat gas exhaust that produces of device of being convenient for.
2. Through the centre gripping piece that sets up, observe the strip, balanced bubble, screw thread lift cap, the gas cylinder of taking out, screw thread lift cap and connection pad, in the time of can making the installation between lag and wall body or the floor, prevent that air from getting into, make the device firmly hold with gaseous, through the screw thread activity between screw thread lift cap and the screw thread lift cap, be convenient for adjust the wall body or the floor slope inequality of connecting, then constantly observe the state of wandering away of the inside balance bubble of observation strip in the process of adjusting, so that know whether the multi-purpose meter body puts the balance, data measurement's accuracy has been improved, prevent the error.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the protective cover of the present invention;
FIG. 3 is a schematic structural view of the sucking disc of the present invention;
fig. 4 is an enlarged view of the structure of the present invention a.
In the figure: 1. a protective sleeve; 2. a multimeter body; 3. balancing bubbles; 4. an observation strip; 5. a jack; 6. A capacitance step; 7. a suction cup; 8. a fixing sheet; 9. a display screen; 10. a first connecting spring; 11. a push sheet; 12. a dust-proof sheet; 13. connecting sheets; 14. a clamping piece; 15. connecting an air pipe; 16. a slide sheet; 17. A push rod; 18. a gas pumping bottle; 19. a rotating base; 20. a connecting pad; 21. a threaded lifting rod; 22. a threaded lifting cap; 23. a gas chamber; 24. a plug head; 25. a second connecting spring; 26. a lifting rod.
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.
Referring to fig. 1-4, the present invention provides an embodiment: a digital multimeter comprises a protective sleeve 1 and a multimeter body 2, the multimeter body 2 is positioned inside the protective sleeve 1, the outer surface of the protective sleeve 1 is fixedly connected with a sucker 7, the outer surface of the upper end of the sucker 7 is fixedly connected with a gas chamber 23, the outer surface of one side of the gas chamber 23 is fixedly connected with a connecting gas pipe 15, the outer surface of one end of the connecting gas pipe 15 is inserted with a plug 24, the outer surface of the other end of the connecting gas pipe 15 is fixedly connected with a gas pumping bottle 18, the inside of the gas pumping bottle 18 is slidably provided with a sliding sheet 16, the outer surface of one end of the sliding sheet 16 is fixedly connected with a push rod 17, the outer surface of the upper end of the gas chamber 23 is rotatably provided with a rotary seat 19, the outer surface of the upper end of the rotary seat 19 is fixedly connected with a thread lifting cap 22, the outer surfaces of two sides of the lower end of the protective sleeve 1 are fixedly provided with lifting rods 26.
The clamping piece 14 is fixedly connected with the outer surface of the protective sleeve 1 through the connecting pad 20, when measuring, the outer surface of the protective sleeve 1 is adsorbed on the floor or the wall through the sucking disc 7, then residual gas in the gas chamber 23 is discharged through the pulling of the push rod 17 and the sliding piece 16, then the plug 24 is plugged on the outer surface of one end of the connecting gas pipe 15 to prevent air from entering, so that the device is firmly sucked with the gas, then the threaded lifting cap 22 rotates through the rotary base 19, the threaded lifting rod 21 makes telescopic motion through the rotation of the threaded lifting cap 22, the height of the lifting rod 26 is the same as that of the sucking disc 7 in the most original state, when the threaded lifting rod 21 makes telescopic motion through the threaded lifting cap 22, the outer surface of the protective sleeve 1 movably lifts through the lifting rod 26 to conveniently adjust the gradient of the connected wall or floor, then the traveling state of the balance bubble 3 in the observation strip 4 is continuously observed in the adjusting process, so as to know whether the balance is put in the multimeter body 2, improve the accuracy of data measurement and prevent errors.
Furthermore, the inner surfaces of the two ends of the protecting sleeve 1 are fixedly connected with a connecting spring 10, the outer surface of one end of the connecting spring 10 is fixedly connected with a fixing piece 8, and the fixing piece 8 are stressed and extruded mutually to have a certain stable clamping effect on the multimeter body 2.
Further, the surface movable mounting of stationary blade 8 has clamping piece 14, and clamping piece 14's quantity is two sets of, No. two coupling spring 25 of fixedly connected with between the upper end both sides surface of clamping piece 14 and the lower extreme both sides surface of stationary blade 8, the inside of lag 1 is put into through the mutual extrusion between coupling spring 10 and the stationary blade 8 to multimeter body 2, then the both ends surface of multimeter body 2 carries out the centre gripping through the atress between two sets of clamping pieces 14 and No. two coupling spring 25 and fixes, so that different length size's multimeter is installed and is used.
Further, middle part outer fixed surface of lag 1 is connected with connection piece 13, the lower extreme surface sliding connection of connection piece 13 has dustproof piece 12, one side outer fixed surface of dustproof piece 12 is connected with and promotes piece 11, one side surface of dustproof piece 12 carries out the push-and-pull through promoting piece 11 and slides, dustproof piece 12 highly is less than the height of connection piece 13, then slide at the lower extreme of dustproof piece 12 through promoting piece 11, it is sealed to overlap between the connecting strip that makes connection piece 13 surface and the connecting strip of dustproof piece 12 surface, can prevent the dust of outside from getting into, if the device is when using, can open between dustproof piece 12 and connection piece 13, be convenient for the inside thermal gas who produces of device discharges.
Further, the front end outer surface fixed connection of multimeter body 2 has display screen 9, electric capacity shelves 6, observation strip 4 and jack 5, and display screen 9 is located the upper end of electric capacity shelves 6, and observation strip 4 is located the lower extreme of electric capacity shelves 6, and jack 5 is located the lower extreme of observation strip 4, and the middle part surface of observation strip 4 is provided with balanced bubble 3.
The working principle is as follows: firstly, the outer surface of the protective sleeve 1 is adsorbed on the floor or the wall through the sucking disc 7, then residual gas in the gas chamber 23 is discharged through the drawing of the push rod 17 and the sliding sheet 16, then the plug 24 is plugged on the outer surface of one end of the connecting gas pipe 15 to prevent air from entering, so that the device is firmly sucked with the gas, then the threaded lifting cap 22 rotates through the rotary seat 19, the threaded lifting rod 21 makes telescopic motion through the rotation of the threaded lifting cap 22, the height of the lifting rod 26 is the same as that of the sucking disc 7 in the most original state, when the threaded lifting rod 21 makes telescopic motion through the threaded lifting cap 22, the outer surface of the protective sleeve 1 is movably lifted through the lifting rod 26, then the wandering state of the balance bubble 3 in the observation strip 4 is continuously observed in the adjusting process, so as to know whether the multi-purpose meter body 2 is placed in balance, the multi-purpose meter body 2 is placed in the protective sleeve 1 through the mutual extrusion between the first connecting spring 10 and the fixing sheet, then the both ends surface of multimeter body 2 carries out the centre gripping fixedly through the atress between two sets of clamping pieces 14 and No. two coupling spring 25, one side surface of dustproof piece 12 carries out the push-and-pull slip through promoting piece 11, the height of dustproof piece 12 is less than the height of connection piece 13, then slide at the lower extreme of dustproof piece 12 through promoting piece 11, make overlap between the connecting strip of connection piece 13 surface and the connecting strip of dustproof piece 12 surface sealed, prevent the dust of outside entering, if the device is when using, can open between dustproof piece 12 and the connection piece 13, make inside hot gas discharge.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 (5)
1. The utility model provides a digital multimeter, includes lag (1) and multimeter body (2), its characterized in that: the multipurpose meter body (2) is positioned inside the protective sleeve (1), the outer surface of the protective sleeve (1) is fixedly connected with a sucker (7), the outer surface of the upper end of the sucker (7) is fixedly connected with a gas chamber (23), the outer surface of one side of the gas chamber (23) is fixedly connected with a connecting gas pipe (15), the outer surface of one end of the connecting gas pipe (15) is spliced with a plug head (24), the outer surface of the other end of the connecting gas pipe (15) is fixedly connected with a gas pumping bottle (18), the inside of the gas pumping bottle (18) is slidably provided with a sliding sheet (16), the outer surface of one end of the sliding sheet (16) is fixedly connected with a push rod (17), the outer surface of the upper end of the gas chamber (23) is rotatably provided with a rotary seat (19), the outer surface of the upper end of the rotary seat (19) is fixedly connected with a thread lifting cap (22), and the, the outer surface of the upper end of the threaded lifting rod (21) is fixedly connected with a connecting pad (20), and the outer surfaces of two sides of the lower end of the protecting sleeve (1) are fixedly provided with lifting rods (26).
2. A digital multimeter as defined in claim 1, wherein: the protective sleeve is characterized in that the inner surfaces of two ends of the protective sleeve (1) are fixedly connected with a first connecting spring (10), and the outer surface of one end of the first connecting spring (10) is fixedly connected with a fixing piece (8).
3. A digital multimeter as defined in claim 2, wherein: the surface movable mounting of stationary blade (8) has clamping piece (14), and the quantity of clamping piece (14) is two sets of, No. two coupling spring (25) of fixedly connected with between the upper end both sides surface of clamping piece (14) and the lower extreme both sides surface of stationary blade (8).
4. A digital multimeter as defined in claim 1, wherein: the outer fixed surface of middle part of lag (1) is connected with connection piece (13), the lower extreme surface sliding connection of connection piece (13) has dustproof piece (12), one side outer fixed surface of dustproof piece (12) is connected with and promotes piece (11).
5. A digital multimeter as defined in claim 1, wherein: the utility model discloses a multi-purpose table body (2) is characterized in that the front end surface of multi-purpose table body (2) is fixedly connected with display screen (9), electric capacity shelves (6), observation strip (4) and jack (5), and display screen (9) are located the upper end of electric capacity shelves (6), observation strip (4) are located the lower extreme of electric capacity shelves (6), jack (5) are located the lower extreme of observation strip (4), the middle part surface of observation strip (4) is provided with balanced bubble (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922485693.9U CN211928000U (en) | 2019-12-31 | 2019-12-31 | Digital multi-purpose meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922485693.9U CN211928000U (en) | 2019-12-31 | 2019-12-31 | Digital multi-purpose meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211928000U true CN211928000U (en) | 2020-11-13 |
Family
ID=73326109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922485693.9U Active CN211928000U (en) | 2019-12-31 | 2019-12-31 | Digital multi-purpose meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211928000U (en) |
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2019
- 2019-12-31 CN CN201922485693.9U patent/CN211928000U/en active Active
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