CN111007296A - Universal meter with face cover - Google Patents
Universal meter with face cover Download PDFInfo
- Publication number
- CN111007296A CN111007296A CN201911395556.4A CN201911395556A CN111007296A CN 111007296 A CN111007296 A CN 111007296A CN 201911395556 A CN201911395556 A CN 201911395556A CN 111007296 A CN111007296 A CN 111007296A
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- CN
- China
- Prior art keywords
- cover
- shell
- fixed
- magnet
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000002184 metal Substances 0.000 claims abstract description 40
- 229910052751 metal Inorganic materials 0.000 claims abstract description 40
- 230000005389 magnetism Effects 0.000 claims description 15
- 238000010030 laminating Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 description 5
- 244000309464 bull Species 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Measuring And Other Instruments (AREA)
Abstract
The invention relates to a multimeter with a surface cover, which comprises a meter body and the surface cover, wherein two sliding grooves are arranged at the lower bottom of a shell of the meter body, notches of the two sliding grooves are oppositely arranged, the length of the notch of each sliding groove is greater than the thickness of the meter body, a first magnetic metal sheet is fixed on the front surface of the shell, a second magnetic metal sheet is fixed on the back surface of the shell, two sliding shafts matched with the two sliding grooves are arranged at the lower bottom edge of the surface cover, and a first magnet is fixed on the surface cover; the sliding shaft slides to one end part of the sliding groove, the surface cover is attached to the front surface of the shell, the first magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the front surface of the watch body; the sliding shaft slides to the other end of the sliding groove, the surface cover is attached to the back surface of the shell, the second magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the back surface of the watch body. According to the universal meter with the face cover, the face cover can be used as a protective cover, can be placed on a horizontal plane as a support, can be vertically fixed on a wall body with magnetic metal or the surface of equipment, and is convenient and flexible to use.
Description
Technical Field
The invention relates to a universal meter with a face cover, and belongs to the field of measuring instruments.
Background
The existing multimeter has very wide application in the field of measurement, and relates to various large, medium and small electronic industries. However, multimeters often suffer from the following problems during use:
1. the universal meter lacks a necessary protection device, and a display screen and a gear knob are easily damaged when the universal meter falls and collides; patent "an multimeter that protecting effect is good" that bulletin number is CN209728025U discloses an multimeter, set up the recess at the top of multimeter body, be provided with the lid case in the recess, be equipped with the pen-shape metre jack in the lid case, when needs use the pen-shape metre jack, rotate the handle, it rotates to rotate the drive bull stick, the bull stick drives the drive bevel gear and rotates, drive bevel gear drives driven bevel gear and rotates, driven bevel gear drives the threaded rod and rotates, the threaded rod drives the direction removal of connecting plate toward the bull stick, thereby can drive the gag lever post and break away from the spacing groove, just so can take out the lid case, the pen-shape metre just can insert and use in the corresponding pen-shape metre jack. However, the structure is too complex, and only the surface pen inserting hole can be protected, so that the overall practicability is poor;
2. after the universal meter is used up, the switch does not return to a power-off gear, but the display screen is turned off in a dormant state and does not have any display, so that an operator cannot timely find that the universal meter is in a power-on state, and electric quantity is wasted;
3. the mode that the universal meter can be placed is less, generally can only put and erect at the desktop or hang on the wall through the couple, if do not have the horizontal plane or take the wall body of hook around the measurand equipment, hardly accomplish alone and measure.
Disclosure of Invention
In order to solve the technical problems, the invention provides the multimeter with the face cover, wherein the face cover can be used as a protective cover, can also be used as a support to be placed on a horizontal plane, can also be vertically fixed on a wall body with magnetic metal or the surface of equipment, and is more convenient and flexible to use. Meanwhile, when the universal meter is not used, the universal meter is in a power-off state through the opening of the surface cover, so that the universal meter is more standard in use.
The technical scheme of the invention is as follows:
a multimeter with a face cover comprises a meter body and the face cover, wherein two sliding grooves are formed in the bottom of a shell of the meter body, notches of the two sliding grooves are oppositely arranged, the length of each notch of each sliding groove is larger than the thickness of the meter body, a first magnetic metal sheet is fixed on the front face of the shell, a second magnetic metal sheet is fixed on the back face of the shell, two sliding shafts matched with the two sliding grooves are arranged on the lower bottom edge of the face cover, and a first magnet is fixed on the face cover; the sliding shaft slides to one end part of the sliding groove, the surface cover is attached to the front surface of the shell, the first magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the front surface of the watch body; the sliding shaft slides to the other end of the sliding groove, the surface cover is attached to the back surface of the shell, the second magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the back surface of the meter body.
Preferably, the surface cover comprises an upper surface cover and a lower surface cover which are rotatably connected; the two sliding shafts are arranged on the lower bottom edge of the lower cover, and the first magnet is arranged on the upper edge of the upper cover; the back of shell still is fixed with third magnetism sheetmetal, third magnetism sheetmetal is fixed in the middle part at the shell back, second magnetism sheetmetal is fixed in the last edge at the shell back, first magnet with third magnetism sheetmetal adsorbs, the table body is erect, first magnet with second magnetism sheetmetal adsorbs, and the laminating of face lid is at the back of the table body.
Preferably, a second magnet is fixed on the lower cover, and when the front cover is fixed on the back of the shell, the second magnet is adsorbed to the third magnetic metal sheet.
Preferably, an opening is arranged on the upper edge of the upper cover, and the first magnet is embedded in the opening and is rotatably connected with the upper cover.
Preferably, the watch body further comprises an operating element protruding from the front surface of the case, and the front cover is provided with an opening corresponding to the operating element in position and matching in shape.
Preferably, the operating element is a knob, the face cover is attached to the front face of the housing, and the opening can just accommodate the knob in the shutdown position.
Preferably, the back surface of the shell is provided with a first hanging hole, the surface cover is provided with a second hanging hole, and the first hanging hole and the second hanging hole are overlapped when the surface cover is fixed on the back surface of the shell.
The invention has the following beneficial effects:
1. according to the universal meter with the face cover, when the universal meter is not used, the face cover can be used as a protective cover to protect weak devices of the universal meter from being damaged, the universal meter can be used flatly and can also be vertically fixed on a magnetic metal wall or equipment with a magnetic metal shell through magnet adsorption, and the universal meter is more convenient to use.
2. According to the universal meter with the face cover, the third magnetic metal sheet is fixed on the back face of the shell, so that the first magnet can be adsorbed by the third magnetic metal sheet to form a support, and the universal meter is supported and placed through the face cover.
3. According to the universal meter with the face cover, the first magnet is rotatably connected with the face cover, so that when the face cover is used as a support for supporting, the adsorption areas of the first magnet and the third magnetic metal sheet are enlarged, and the support is firmer and more stable.
4. According to the universal meter with the face cover, the second magnet is fixed on the face cover, so that the adsorption force between the face cover and the back face of the shell is enhanced, and meanwhile, when the universal meter is vertically fixed on a magnetic metal wall or equipment of a magnetic metal shell, the adsorption is firmer.
5. According to the multimeter with the face cover, the hole is formed in the face cover, so that the face cover can be compatible with various multimeters with protruding operating elements, and for the multimeter with the turn knob powered off, the turn knob is ensured to be in the powered off state through the hole.
6. According to the universal meter with the face cover, the back face and the face cover of the shell are both provided with the hanging holes, so that the universal meter can be hung.
Drawings
FIG. 1 is a front view of a body of a multimeter having a face cap according to the present invention;
FIG. 2 is a rear view of a body of a multimeter having a face cap according to the present invention;
FIGS. 3 and 4 are diagrams of a face cap embodiment of a multimeter of the present invention having a face cap;
FIG. 5 is a schematic view of the face cover of the present invention attached to the front surface of the housing;
FIG. 6 is a schematic view of the cover attached to the back of the housing according to the present invention;
FIG. 7 is a schematic view of a multimeter having a face cap of the present invention secured to a wall;
FIG. 8 is a schematic top cover view of a multimeter of the present invention having a top cover;
FIG. 9 is a schematic view of a placement of a multimeter tilt support of the present invention with a face cover.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Example one
Referring to fig. 1 to 3, a multimeter with a face cover includes a meter body 10 and a face cover 20, two sliding grooves 12 are disposed at a bottom of a case 11 of the meter body 10, notches of the two sliding grooves 12 are oppositely disposed, a length of each of the notches of the sliding grooves 12 is greater than a thickness of the meter body 10, the notch of each of the sliding grooves 12 is grooved along a thickness direction of the meter body 10, a first magnetic metal sheet 13 is fixed on a front surface of the case 11, a second magnetic metal sheet 14 is fixed on a back surface of the case 11, two sliding shafts 21 matched with the two sliding grooves 12 are disposed on a bottom edge of the face cover 20, and a first magnet 22 is fixed on the face cover 20; the sliding shaft 21 slides to one end of the sliding groove 12, the face cover 20 is attached to the front surface of the housing 11, the first magnetic metal sheet 13 is attracted to the first magnet 22, and the face cover 20 is fixed to the front surface of the watch body 10; the slide shaft 21 slides to the other end of the slide groove 12, the face cover 20 is attached to the back surface of the housing 11, the second magnetic metal piece 14 is attracted to the first magnet 22, and the face cover 20 is fixed to the back surface of the front body 10.
The first magnetic metal sheet 13 and the second magnetic metal sheet 14 may be metal sheets made of iron alloy, iron, cobalt, nickel, or the like.
The back surface of the shell 11 is provided with a first hanging hole 15, the surface cover 20 is provided with a second hanging hole 23, and when the surface cover 20 is fixed on the back surface of the shell 11, the first hanging hole 15 and the second hanging hole 23 are overlapped. Consequently, the universal meter still can hang the universal meter through the couple on the wall body and place when the user state, simultaneously, if the wall body is magnetic metal wall body, can also adsorb through first magnet 22 and wall body, make the universal meter hang more reliable and more stable.
In this embodiment, the two sliding grooves 12 and the sliding shaft 21 on the surface cover 20 enable the surface cover 20 to be attached to both the front surface of the housing 11 and the back surface of the housing 11, and then the first magnet 22 is attracted to the first magnetic metal sheet 13 or the second magnetic metal sheet 14 to fix the housing 11 and the surface cover 20. When the universal meter is stored, a display screen, an operation button and the like of the universal meter can be protected. Simultaneously, when using the universal meter, be fixed in the shell 11 back with face lid 20, the use is placed to the level, perhaps adsorbs the universal meter on magnetic metal's wall body or equipment shell 11, and the mode of putting is nimble more convenient.
Example two
Referring to fig. 4 to 6, in the present embodiment, the face cover 20 is improved on the basis of the first embodiment, and the face cover 20 can also be used as a stand of a multimeter. The face cover 20 comprises an upper face cover 24 and a lower face cover 25, and the upper face cover 24 is rotatably connected with the lower face cover 25; the two sliding shafts 21 are arranged at the lower bottom edge of the lower cover 25, and the first magnet 22 is arranged at the upper edge of the upper cover 24; the back of shell 11 still is fixed with third magnetism sheetmetal 16, third magnetism sheetmetal 16 is fixed in the middle part at the shell 11 back, second magnetism sheetmetal 14 is fixed in the last edge at the shell 11 back, first magnet 22 with third magnetism sheetmetal 16 adsorbs, the table body 10 is erect, first magnet 22 with second magnetism sheetmetal 14 adsorbs, and the laminating of face lid 20 is at the back of table body 10.
Referring to fig. 8 and 9, in order to make the first magnet 22 and the third magnetic metal piece 16 have larger attraction surfaces and more firm attraction during attraction, an opening 28 is disposed on the upper edge of the upper cover 24, and the first magnet 22 is embedded in the opening 28 and rotatably connected to the upper cover 24. Generally, the first magnet 22 is accommodated in a hollow housing with two ends provided with rotating shafts, and the rotating shaft is inserted into a corresponding position of the insertion hole on the upper cover 24, when the cover 20 is turned over to the back of the housing 11 and the first magnet 22 approaches the third magnetic metal sheet 16, the first magnet 22 automatically rotates to a polar surface under the influence of magnetic force, and is firmly attached to the third magnetic metal sheet 16, so as to enhance the adsorption force.
In this embodiment, newly increased face lid 20 and as the function of support, when using the universal meter, the mode of placing is more nimble.
EXAMPLE III
Referring to fig. 4 to 7, in the present embodiment, a magnet is additionally disposed on the lower cover 25 to enhance the attraction between the cover 20 and the case 11, and enhance the firmness of the multimeter when the multimeter is vertically fixed on a magnetic metal wall or a magnetic metal case.
Specifically, the second magnet 26 is fixed to the lower cover 25, and when the cover 20 is attached to the back surface of the housing 11, the second magnet 26 and the third magnetic metal piece 16 are attracted.
Example four
The technical solution of the present embodiment can be adopted for a multimeter having an operation element 17, such as a shift knob, arranged on the meter body 10, wherein the operation element 17 protrudes from the front surface of the case 11.
Referring to fig. 3 to 5, in particular, the watch body 10 further includes an operating element 17 protruding from the front surface of the case 11, and the face cover 20 is provided with an opening 27 corresponding to the operating element 17 in position and matching with the shape.
The operating element 17 is a knob, the face cover 20 is attached to the front face of the housing 11, and the opening 27 can just receive the knob in the shutdown position.
The position and the direction of the opening 27 are the same as those of a knob during the power-off gear of the multimeter, so that the knob can pass through the opening 27 only when being in the power-off gear, and the face cover 20 can be covered.
In this embodiment, the cover 20 can be used as a protective cover and can ensure that the knob is in the power-off gear, so that the multimeter can be used more regularly.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a universal meter of tape cover which characterized in that: the magnetic watch comprises a watch body and a face cover, wherein two sliding grooves are formed in the lower bottom of a shell of the watch body, notches of the two sliding grooves are arranged oppositely, the length of the notch of each sliding groove is larger than the thickness of the watch body, a first magnetic metal sheet is fixed on the front face of the shell, a second magnetic metal sheet is fixed on the back face of the shell, two sliding shafts matched with the two sliding grooves are arranged on the lower bottom edge of the face cover, and a first magnet is fixed on the face cover; the sliding shaft slides to one end part of the sliding groove, the surface cover is attached to the front surface of the shell, the first magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the front surface of the watch body; the sliding shaft slides to the other end of the sliding groove, the surface cover is attached to the back surface of the shell, the second magnetic metal sheet is adsorbed to the first magnet, and the surface cover is fixed to the back surface of the meter body.
2. The multimeter of claim 1, wherein: the surface cover comprises an upper surface cover and a lower surface cover, and the upper surface cover and the lower surface cover are rotatably connected; the two sliding shafts are arranged on the lower bottom edge of the lower cover, and the first magnet is arranged on the upper edge of the upper cover; the back of shell still is fixed with third magnetism sheetmetal, third magnetism sheetmetal is fixed in the middle part at the shell back, second magnetism sheetmetal is fixed in the last edge at the shell back, first magnet with third magnetism sheetmetal adsorbs, the table body is erect, first magnet with second magnetism sheetmetal adsorbs, and the laminating of face lid is at the back of the table body.
3. The multimeter of claim 2, wherein: an opening is formed in the upper edge of the upper cover, and the first magnet is embedded in the opening and is rotatably connected with the upper cover.
4. The multimeter of claim 2, wherein: and a second magnet is fixed on the lower cover, and when the surface cover is fixed on the back surface of the shell, the second magnet is adsorbed with the third magnetic metal sheet.
5. The multimeter of claim 1, wherein: the watch body also comprises an operating element protruding out of the front surface of the shell, and the surface cover is provided with an opening which corresponds to the operating element in position and is matched with the operating element in shape.
6. The multimeter of claim 5, wherein: the operating element is a knob, the face cover is attached to the front face of the shell, and the opening can just contain the knob in the shutdown position.
7. The multimeter of claim 1, wherein: the back of the shell is provided with a first hanging hole, the surface cover is provided with a second hanging hole, and when the surface cover is fixed on the back of the shell, the first hanging hole and the second hanging hole are superposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395556.4A CN111007296A (en) | 2019-12-30 | 2019-12-30 | Universal meter with face cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395556.4A CN111007296A (en) | 2019-12-30 | 2019-12-30 | Universal meter with face cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111007296A true CN111007296A (en) | 2020-04-14 |
Family
ID=70118145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911395556.4A Pending CN111007296A (en) | 2019-12-30 | 2019-12-30 | Universal meter with face cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111007296A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040012379A1 (en) * | 2002-06-12 | 2004-01-22 | Van Deursen Gary E. | Foldable multimeter |
| CN203838217U (en) * | 2014-03-24 | 2014-09-17 | 嘉兴职业技术学院 | Night visual universal meter |
| CN204679542U (en) * | 2015-06-01 | 2015-09-30 | 广西电网有限责任公司桂林供电局 | A kind of Convenient multimeter |
| CN205353170U (en) * | 2015-12-24 | 2016-06-29 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | Novel multimeter |
| CN205484490U (en) * | 2016-01-15 | 2016-08-17 | 珠海市吉大华普仪器有限公司 | Universal meter |
| CN106998866A (en) * | 2015-06-05 | 2017-08-01 | 华为技术有限公司 | Electronic product protection sleeve |
| CN207730817U (en) * | 2017-11-27 | 2018-08-14 | 深圳市中仪信息技术有限公司 | A kind of Novel universal table |
| WO2019107744A1 (en) * | 2017-11-30 | 2019-06-06 | 주식회사 아이엔티 | Portable terminal holder |
| CN209387721U (en) * | 2019-01-03 | 2019-09-13 | 江苏一鸣节能科技有限公司 | A kind of digital multimeter |
| CN209541898U (en) * | 2018-12-19 | 2019-10-25 | 一诺精诚(天津)科技有限责任公司 | A kind of illumination photometer with safety guard |
| CN211826203U (en) * | 2019-12-30 | 2020-10-30 | 漳州市东方智能仪表有限公司 | Universal meter with face cover |
-
2019
- 2019-12-30 CN CN201911395556.4A patent/CN111007296A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040012379A1 (en) * | 2002-06-12 | 2004-01-22 | Van Deursen Gary E. | Foldable multimeter |
| CN203838217U (en) * | 2014-03-24 | 2014-09-17 | 嘉兴职业技术学院 | Night visual universal meter |
| CN204679542U (en) * | 2015-06-01 | 2015-09-30 | 广西电网有限责任公司桂林供电局 | A kind of Convenient multimeter |
| CN106998866A (en) * | 2015-06-05 | 2017-08-01 | 华为技术有限公司 | Electronic product protection sleeve |
| CN205353170U (en) * | 2015-12-24 | 2016-06-29 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | Novel multimeter |
| CN205484490U (en) * | 2016-01-15 | 2016-08-17 | 珠海市吉大华普仪器有限公司 | Universal meter |
| CN207730817U (en) * | 2017-11-27 | 2018-08-14 | 深圳市中仪信息技术有限公司 | A kind of Novel universal table |
| WO2019107744A1 (en) * | 2017-11-30 | 2019-06-06 | 주식회사 아이엔티 | Portable terminal holder |
| CN209541898U (en) * | 2018-12-19 | 2019-10-25 | 一诺精诚(天津)科技有限责任公司 | A kind of illumination photometer with safety guard |
| CN209387721U (en) * | 2019-01-03 | 2019-09-13 | 江苏一鸣节能科技有限公司 | A kind of digital multimeter |
| CN211826203U (en) * | 2019-12-30 | 2020-10-30 | 漳州市东方智能仪表有限公司 | Universal meter with face cover |
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