CN207067221U - A kind of pointer multimeter - Google Patents
A kind of pointer multimeter Download PDFInfo
- Publication number
- CN207067221U CN207067221U CN201721021060.7U CN201721021060U CN207067221U CN 207067221 U CN207067221 U CN 207067221U CN 201721021060 U CN201721021060 U CN 201721021060U CN 207067221 U CN207067221 U CN 207067221U
- Authority
- CN
- China
- Prior art keywords
- spiral roller
- mounting shell
- signal transmssion
- transmssion line
- spiral
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pointer multimeter, its drip irrigation device is the test pencil for including table body and table body being connected to by signal transmssion line, the spiral component for winding signal transmission line is provided with the table body, the spiral component includes hollow mounting shell and the spiral roller being rotatably installed in mounting shell, the spiral roller offers cavity along its axial direction, the signal transmssion line is wrapped in spiral roller surface by cavity, is connected with the winder for providing spiral roller reset force in the mounting shell between spiral roller.The application winds signal transmssion line by spiral roller, signal transmssion line can be avoided to wind, and the time that staff unties winding signal transmssion line is reduced, to improve the operating efficiency of staff to a certain extent.
Description
Technical field
General electronic corporation test device is the utility model is related to, more particularly to a kind of pointer multimeter.
Background technology
Universal meter is the indispensable measuring instrumentss of the departments such as power electronics, typically using measure voltage, electric current and resistance as
Main purpose.Universal meter is divided into pointer multimeter and digital multimeter by display mode.Digital multimeter has degree of accuracy height, divided
Resolution is strong, test function is perfect, measuring speed is fast, intuitive display, filter capacity are strong, power consumptive province, the characteristics of being easy to carry, into
For hyundai electronicses measurement and the indispensable instrument of maintenance work, progressively substitute pointer multimeter.
Traditional digital multimeter includes table body and two test pencils, is provided with table body and leads to respectively with two test pencils
The measuring circuit of electric wire connection is crossed, table body is provided with the display screen being connected with measuring circuit.
The digital multimeter is in carrying process, because the signal transmssion line that two test pencils are connected with table body is long,
Easily cause signal transmssion line mutually to wind, when in use, it is necessary to the signal transmission untied and mutually wound that takes much time
Line, causes the reduction of operating efficiency, therefore certain improvements be present.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of pointer multimeter, can
Signal transmssion line is avoided to wind, to improve operating efficiency to a certain extent.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of pointer multimeter, including table body and the test pencil that table body is connected to by signal transmssion line, it is described
Be provided with the spiral component for winding signal transmission line on table body, the spiral component include hollow mounting shell and
The spiral roller being rotatably installed in mounting shell, the spiral roller offer cavity along its axial direction, and the signal transmssion line passes through sky
Chamber is wrapped in spiral roller surface, is connected with the spiral for providing spiral roller reset force in the mounting shell between spiral roller
Device.
Pass through above-mentioned technical proposal, test pencil are connected on table body by signal transmssion line, wherein, signal transmssion line winding
,, will be on spiral roller by pulling the signal transmssion line of test pencil when needing to use the digital multimeter on spiral roller
Signal transmssion line pull out；When the digital multimeter need not be used, test pencil is discharged, spiral roller will provide in winder
Reset force effect under signal transmssion line is rewound to the winding that signal transmssion line is completed on spiral roller, the application passes through volume
Line roller wind signal transmssion line, signal transmssion line can be avoided to wind, reduce staff untie winding signal transmssion line when
Between, to improve the operating efficiency of staff to a certain extent.
Preferably, the winder includes the fixed disk being fixedly connected on mounting shell inwall, is opened up on the fixed disk
There is the axis hole passed through for spiral roller, be provided with wind spring in the fixed disk, one end of the wind spring is fixed on the inwall of fixed disk
The upper and other end is fixed on spiral roller.
Pass through above-mentioned technical proposal, when staff pulls signal transmssion line, spiral roller rotates, and end is fixed on spiral
Wind spring on roller is stretched and gathers elastic potential energy, and signal transmssion line is not pulled in staff（Signal is not forced in
When on transmission line）, the elastic potential energy of wind spring accumulation discharged to drive spiral roller to rotate backward and winding signal transmission line.
Preferably, it is provided with the mounting shell and is rotated in a circumferential direction the limiting section of action for limiting spiral roller.
Pass through above-mentioned technical proposal, limiting section are used to limit the circumferential spinning movement of spiral roller, and thus, staff pulls
After signal transmssion line, by limiting section, the measurement work of test pencil can be also carried out without signal transmssion line is forced in, to improve measurement
Convenience.
Preferably, the end of the spiral roller is convexly equipped in mounting shell surface, and the limiting section includes being coaxially mounted to spiral
The ratchet of roll end and it is arranged on the outer ratchet to coordinate with ratchet of mounting shell.
Pass through above-mentioned technical proposal, the cooperation of click have the characteristics of unidirectional limitation spiral roller, thus, believe in stretching
During number transmission line, rotation of the ratchet not to ratchet forms limitation, and when staff is not forced on signal transmssion line, wind spring carries
For spiral roller reset force, the rotation of now ratchet limitation ratchet is to ensure that signal transmssion line is not wound.
Preferably, the fixture block for clamping test pencil is provided with the mounting shell.
Pass through above-mentioned technical proposal, in signal transmssion line winding when on spiral roller, test pencil is fixed on installation by fixture block
The outer surface of shell, to avoid the at random of test pencil.
Preferably, the wire portion for guiding signal transmssion line on spiral roller is provided with the mounting shell.
Pass through above-mentioned technical proposal, wire portion can guide signal transmssion line back and forth on spiral roller, with further
Avoid that wrapping phenomena occurs between signal transmssion line.
In summary, the utility model having the beneficial effect that in contrast to prior art：
The application winds signal transmssion line by spiral roller, signal transmssion line can be avoided to wind, and reduces staff's solution
The time of winding signal transmssion line is opened, to improve the operating efficiency of staff to a certain extent.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the structural representation of winding assembly in embodiment；
Fig. 3 is the structural representation of winder in embodiment；
Fig. 4 is the structural representation of limiting section in embodiment.
Reference：1st, table body；2nd, test pencil；3rd, signal transmssion line；4th, plug；5th, pointer display window；6th, spiral component；
61st, mounting shell；62nd, spiral roller；63rd, entrance hole；64th, wire hole；7th, winder；71st, fixed disk；72nd, axis hole；73rd, wind spring；8、
Limiting section；81st, ratchet；82nd, ratchet；9th, wire portion；91st, Bidirectional-screw；92nd, conductor rod；93rd, wire block；94th, wire guide；95、
Drive block；10th, linkage portion；101st, driving gear；102nd, driven gear；11st, fixture block.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of pointer multimeter, including table body 1 and two test pencils 2, signal biography is connected with test pencil 2
Defeated line 3, the plug 4 being connected with table body 1 is connected with signal transmssion line 3, measuring circuit is provided with table body 1（In figure not
Show）, the pointer display window 5 for being connected with measuring circuit and being shown is provided with table body 1.
As shown in Fig. 2 being provided for the spiral component 6 of winding signal transmission line 3 on table body 1, spiral component 6 includes setting
The mounting shell 61 in the side of table body 1 is put, mounting shell 61 is in hollow setting, and spiral roller 62 is rotatablely equipped with mounting shell 61, volume
Line roller 62 offers cavity along its axial direction, wherein, the through hole communicated with cavity is offered on spiral roller 62, is opened up on mounting shell 61
There is the entrance hole 63 that the cavity with spiral roller 62 communicates, wire hole 64 is further opened with mounting shell 61, signal transmssion line 3 is worn respectively
Cross after entrance hole 63, cavity and through hole be wrapped in the surface of spiral roller 62, signal transmssion line 3 is through wire hole 64 to be connected to table
On pen 2.
As shown in figure 3, the spiral for providing the reset force of spiral roller 62 is connected with mounting shell 61 between spiral roller 62
Device 7.In the present embodiment, winder 7 includes the fixed disk 71 being fixedly connected on the inwall of mounting shell 61, is offered on fixed disk 71
The axis hole 72 passed through for spiral roller 62, axis hole 72 are located at the center of fixed disk 71, and wind spring 73 is provided with fixed disk 71, volume
One end of spring 73 is fixed on the inwall of fixed disk 71 and the other end is fixed on spiral roller 62.
As shown in figure 4, specifically, it is provided with mounting shell 61 and is rotated in a circumferential direction the limiting section of action for limiting spiral roller 62
8.Wherein, the end of spiral roller 62 is convexly equipped in the surface of mounting shell 61, and limiting section 8 includes being coaxially mounted to the spine of the end of spiral roller 62
Take turns 81 and be arranged on the outer ratchet 82 to coordinate with ratchet 81 of mounting shell 61, ratchet 82 is arranged on spiral roller 62 by flat key
On.
As shown in Fig. 2 the wire portion for guiding signal transmssion line 3 on spiral roller 62 is provided with mounting shell 61
9。
Wire portion 9 includes the Bidirectional-screw 91 being rotatably installed in mounting shell 61 and is fixed on leading in mounting shell 61
Line bar 92, parallel to spiral roller 62, conductor rod 92 is slidably fitted with parallel to Bidirectional-screw 91 Bidirectional-screw 91 on conductor rod 92
Wire block 93, offers the wire guide 94 passed through for signal transmssion line 3 on wire block 93, on Bidirectional-screw 91 screw thread be provided with
The connected drive block 95 of wire block 93, is connected with linkage portion 10 between Bidirectional-screw 91 and spiral roller 62.
Linkage portion 10 includes the driving gear 101 being coaxially mounted on spiral roller 62 and is coaxially mounted to Bidirectional-screw
The driven gear 102 engaged on 91 with driving gear 101, driving gear 101 and driven gear 102 are arranged on by flat key respectively
On spiral roller 62 and Bidirectional-screw 91.
The fixture block 11 for clamping test pencil 2 is provided with mounting shell 61.
The course of work：
, will be wound on spiral roller 62 by pulling the signal transmssion line 3 of test pencil 2 when needing to use the digital multimeter
On signal transmssion line 3 pull out, now, wind spring 73 is stretched and gathers elastic potential energy, and ratchet 81 is in the effect of ratchet 82
It is lower that the positioning of signal transmssion line 3 is realized by limitation rotation, in order to which staff measures work using test pencil 2；
When without using the digital multimeter, staff stirs ratchet 82, to cause ratchet 82 to be separated with ratchet 81, volume
Line roller 62 rotates in the presence of wind spring 73, and spiral roller 62 drives Bidirectional-screw 91 to rotate by linkage portion 10, Bidirectional-screw 91
Wire block 93 is driven to be slided along conductor rod 92 by drive block 95, signal transmssion line 3 passes through wire block 93, thus, wire block
93 can guide signal transmssion line 3 back and forth on spiral roller 62, reach the purpose of winding signal transmssion line 3, be passed in signal
After defeated line 3 is wound, test pencil 2 is placed on fixture block 11, when being drawn out again by the signal transmssion line 3 of winding between each other not
Wrapping phenomena can occur.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (6)
1. a kind of pointer multimeter, including table body (1) and the table that table body (1) is connected to by signal transmssion line (3)
Pen (2), it is characterized in that, the spiral component (6) for winding signal transmission line (3), the volume are provided with the table body (1)
Line component (6) includes hollow mounting shell (61) and the spiral roller (62) being rotatably installed in mounting shell (61), the spiral
Roller (62) offers cavity along its axial direction, and the signal transmssion line (3) is wrapped in spiral roller (62) surface, the peace by cavity
The winder (7) for providing spiral roller (62) reset force is connected with dress shell (61) between spiral roller (62).
2. a kind of pointer multimeter according to claim 1, it is characterized in that, the winder (7) includes being fixedly connected
Fixed disk (71) on mounting shell (61) inwall, the axis hole passed through for spiral roller (62) is offered on the fixed disk (71)
(72) wind spring (73), is provided with the fixed disk (71), one end of the wind spring (73) is fixed on the inwall of fixed disk (71)
The upper and other end is fixed on spiral roller (62).
3. a kind of pointer multimeter according to claim 1, it is characterized in that, it is provided with and is used on the mounting shell (61)
Limitation spiral roller (62) rotates in a circumferential direction the limiting section (8) of action.
4. a kind of pointer multimeter according to claim 3, it is characterized in that, the end of the spiral roller (62) is convexly equipped in
Mounting shell (61) surface, the limiting section (8) include being coaxially mounted to the ratchet (81) of spiral roller (62) end and are arranged on
Mounting shell (61) ratchet (82) to coordinate with ratchet (81) outside.
5. a kind of pointer multimeter according to claim 1, it is characterized in that, it is provided with and is used on the mounting shell (61)
Clamp the fixture block (11) of test pencil (2).
6. a kind of pointer multimeter according to claim 1, it is characterized in that, it is provided with and is used in the mounting shell (61)
Guide wire portion (9) of the signal transmssion line (3) on spiral roller (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021060.7U CN207067221U (en) | 2017-08-15 | 2017-08-15 | A kind of pointer multimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021060.7U CN207067221U (en) | 2017-08-15 | 2017-08-15 | A kind of pointer multimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207067221U true CN207067221U (en) | 2018-03-02 |
Family
ID=61515917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021060.7U Expired - Fee Related CN207067221U (en) | 2017-08-15 | 2017-08-15 | A kind of pointer multimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207067221U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444718A (en) * | 2018-12-04 | 2019-03-08 | 奥士康科技股份有限公司 | Short analytical equipment and analysis method in a kind of pcb board |
| CN112641443A (en) * | 2019-10-12 | 2021-04-13 | 潍坊学院 | Device for nondestructive testing of glucose in subcutaneous tissue fluid |
| CN112946465A (en) * | 2021-02-06 | 2021-06-11 | 国家电网有限公司 | Portable detection device for relay action power |
| CN113493147A (en) * | 2020-04-08 | 2021-10-12 | 上海柯舜科技有限公司 | Winding structure of gauss meter probe wire |
| CN115015679A (en) * | 2022-08-03 | 2022-09-06 | 徐州鑫发机械有限公司 | Far infrared drying equipment circular telegram test equipment |
-
2017
- 2017-08-15 CN CN201721021060.7U patent/CN207067221U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444718A (en) * | 2018-12-04 | 2019-03-08 | 奥士康科技股份有限公司 | Short analytical equipment and analysis method in a kind of pcb board |
| CN112641443A (en) * | 2019-10-12 | 2021-04-13 | 潍坊学院 | Device for nondestructive testing of glucose in subcutaneous tissue fluid |
| CN113493147A (en) * | 2020-04-08 | 2021-10-12 | 上海柯舜科技有限公司 | Winding structure of gauss meter probe wire |
| CN112946465A (en) * | 2021-02-06 | 2021-06-11 | 国家电网有限公司 | Portable detection device for relay action power |
| CN115015679A (en) * | 2022-08-03 | 2022-09-06 | 徐州鑫发机械有限公司 | Far infrared drying equipment circular telegram test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20200815 |