CN110514891A - A kind of microcomputer current detection means - Google Patents
A kind of microcomputer current detection means Download PDFInfo
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- CN110514891A CN110514891A CN201910833587.7A CN201910833587A CN110514891A CN 110514891 A CN110514891 A CN 110514891A CN 201910833587 A CN201910833587 A CN 201910833587A CN 110514891 A CN110514891 A CN 110514891A
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- cabinet
- resistance
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- current detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
A kind of microcomputer current detection means.The invention discloses a kind of bottom and top of resistance two sides to be respectively arranged with the first binding post and the second binding post, screw rod is provided at the top of the resistance, the ball screw nut to match is provided on the outside of the screw rod, the both ends of the Top Resistance are all provided with slide bar, the outside of the slide bar is fixedly connected by connecting rod with ball screw nut, the side of first cabinet is provided with the second cabinet, is related to technical field of current detection.The first binding post and the second binding post that the present invention passes through setting, resistance is series at microcomputer circuit, by the voltage check device outside resistor coupled in parallel, it can obtain electric current, pass through rotary screw rod, drive ball screw nut shift position, the resistance value of resistance is changed, the electric current passed through is changed, more circuits can be applicable in, pass through the torsional spring of setting, it rotates roller and drives bond pull, the position of ratchet is fixed, push button is passed through, pawl is moved upwards to be separated with ratchet, makes the more convenient operation of contraction stretching connector.
Description
Technical field
The present invention relates to technical field of current detection, specially a kind of microcomputer current detection means.
Background technique
Microcomputer referred to as " micro computer ", " microcomputer ", also referred to as " micro computer ", be made of large scale integrated circuit, small volume
Electronic computer, by microprocessor (core), store piece, output and input piece, system bus etc. and form, feature is volume
It is small, flexibility is big, cheap, easy to use, microcomputer (Microcomputer) refers to based on microprocessor,
The bare machine for being equipped with built-in storage and input and output (I/0) interface circuit and corresponding auxiliary circuit and constituting, microcomputer
It is integrated to constitute one chip microcomputer (Single Chip Microcomputer) on a single die, in putting into operation for microcomputer
Preceding needs are borrowed to be debugged by external measurement device.
And as electric power grass-roots unit protection put into operation before debugging and periodic detection be just particularly important, it is existing very much
Current detection means is much measured using the mode of shunt resistance, and used resistance value is different, cannot be adjusted to electric current
More circuits are saved and are used in, if replacement manually, increases operation difficulty, and the conducting wire on connected with computer circuit makes
It cannot be collected in time after being finished, conducting wire is mutually wound, and connector, which is easy to touch with internal part, to wear, and causes make next time
Trouble reduces using effect.
Summary of the invention
It is an object of the invention to: electric current cannot be adjusted and is used in solve many current detection means
More circuits, if replacement manually, increases operation difficulty, detection device conducting wire cannot be received in time after use
Beam, the problem for the trouble for causing use next time, provides a kind of microcomputer current detection means.
To achieve the above object, the invention provides the following technical scheme: a kind of microcomputer current detection means, including first
Cabinet, first cabinet are internally provided with resistance, and the bottom and top of the resistance two sides are respectively arranged with the first wiring
Column and the second binding post are provided with screw rod at the top of the resistance, the ball screw to match are provided on the outside of the screw rod
Nut, the both ends of the Top Resistance are all provided with slide bar, and the outside of the slide bar is solid by connecting rod and ball screw nut
Fixed connection, the side of first cabinet are provided with the second cabinet, and the top at second box house both ends is all fixed with
Fixed pole, the outside of the fixed link are all rotatably connected to roller, and the outside of the roller, which is all intertwined and connected, is through to the second case
The connector of external side, the outside of fixed link described in two groups is all fixed with ratchet, the spine to match is provided at the top of the ratchet
Pawl, the pawl are rotatablely connected by bearing block and support rod, are fixed at the top of the pawl and are extended to the second top of the box
Button, second cabinet is fixed with dial far from the side of the first cabinet, is rotatably connected on the inside of the dial
Handle, and handle is fixedly connected with the end of screw rod.
Preferably, the top of the pawl is uniformly fixed with multiple groups spring, and pawl passes through spring and the second cabinet wall
It is flexibly connected.
Preferably, the outside at the fixed link both ends is all provided with torsional spring, and the both ends of torsional spring are respectively and in the second cabinet
Wall is fixedly connected with roller.
Preferably, the index matched with dial is fixed at the top of the handle.
Preferably, the outside of first cabinet is all provided with multiple groups through-hole.
Preferably, the material of the resistance is manganin.
Compared with prior art, the beneficial effects of the present invention are: the present invention is connect by the first binding post and second of setting
Terminal, by the connection of conducting wire, resistance has certain resistance value at this time, resistance is series at microcomputer circuit, outside resistor coupled in parallel
Voltage check device, can detecte the voltage in microcomputer circuit, by Ohm's law, you can get it electric current passes through rotation
Screw rod drives ball screw nut shift position, is changed to the resistance value of resistance, to change the electric current passed through, can be applicable in
More circuits, and by the torsional spring of setting, bond pull, pawl and ratchet wheel direction phase are driven by rotating counterclockwise roller
Together, the position of ratchet is fixed, by push button, pawl is moved upwards to be separated with ratchet, makes contraction stretching connector
More convenient operation.
Detailed description of the invention
Fig. 1 is overlooking structure diagram of the invention；
Fig. 2 is the structural schematic diagram of ratchet and pawl of the present invention；
Fig. 3 is the structural schematic diagram of dial of the present invention and the second cabinet；
Fig. 4 is the structural schematic diagram of dial of the present invention；
Fig. 5 is the structural schematic diagram of resistance of the present invention；
Fig. 6 is the structural schematic diagram of fixed link of the present invention；
Fig. 7 is the enlarged drawing of A of the present invention.
In figure: 1, the first cabinet；2, resistance；3, the first binding post；4, the second binding post；5, screw rod；6, ball screw spiral shell
It is female；7, slide bar；8, connecting rod；9, through-hole；10, the second cabinet；11, fixed link；12, roller；13, ratchet；14, support rod；15,
Pawl；16, button；17, spring；18, connector；19, dial；20, index；21, handle；22, torsional spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-7, a kind of microcomputer current detection means, including the first cabinet 1, the inside setting of the first cabinet 1
There is resistance 2, the bottom and top of 2 two sides of resistance are respectively arranged with the first binding post 3 and the second binding post 4, and the top of resistance 2 is set
It is equipped with screw rod 5, the outside of screw rod 5 is provided with the ball screw nut 6 to match, and the both ends at 2 top of resistance are all provided with slide bar
7, the outside of slide bar 7 is fixedly connected by connecting rod 8 with ball screw nut 6, and the side of the first cabinet 1 is provided with the second cabinet
10, the top at 10 inside both ends of the second cabinet is all fixed with fixed link 11, and the outside of fixed link 11 is all rotatably connected to roller 12,
The outside of roller 12, which is all intertwined and connected, is through to the connector 18 in 10 outside of the second cabinet, and the outside of two groups of fixed links 11 is all fixed
There is ratchet 13, the top of ratchet 13 is provided with the pawl 15 to match, and pawl 15 is rotatablely connected by bearing block and support rod 14,
The top of pawl 15 is fixed with the button 16 for extending to 10 top of the second cabinet, side of second cabinet 10 far from the first cabinet 1
It is fixed with dial 19, the inside of dial 19 is rotatably connected to handle 21, and handle 21 is fixedly connected with the end of screw rod 5.
The present invention makes handle 21 that screw rod 5 be driven to rotate, in 5 He of screw rod by the screw rod 5 of setting by swing handle 21
Under the mutual cooperation of ball screw nut 6, make ball screw nut 6 that connecting rod 8 be driven to move left and right position, to change resistance 2
The length of microcomputer circuit is contacted, to change resistance value and electric current, control resistance 2 is more convenient, more circuits can be applicable in.
It please focus on refering to fig. 1,2 and 7, the top of pawl 15 is uniformly fixed with multiple groups spring 17, and pawl 15 passes through spring
17 are flexibly connected with 10 inner wall of the second cabinet.
This kind of microcomputer is with current detection means by the spring 17 of setting, and spring 17 supports the position of button 16, by pressing
Button 16 is pressed, so that button 16 is squeezed spring 17, ratchet 13 is separated with pawl 15, the pull-out of connector 18 is preferably cooperated to withdraw behaviour
Make.
It please focus on refering to fig. 1,6 and 7, the outside at 11 both ends of fixed link is all provided with torsional spring 22, and the both ends of torsional spring 22 point
It is not fixedly connected with 10 inner wall of the second cabinet and roller 12.
This kind of microcomputer passes through the torsional spring 22 of setting with current detection means, by the rotation of roller 12, to drive torsional spring
22 rotate towards the opposite direction of active force, drive roller 12 to rotate backward by torsional spring 22, make to stretch the operation for shrinking connector 18
It is simpler.
It please focus on refering to fig. 1,3 and 4, the top of handle 21 is fixed with the index 20 matched with dial 19.
This kind of microcomputer is with current detection means by the index 20 of setting, and by the rotation of index 20, index 20, which is directed toward, is carved
Scale on scale 19 preferably cooperates current detecting to know the resistance value of current 2 position of resistance.
Please emphatically refering to fig. 1, the outside of the first cabinet 1 is all provided with multiple groups through-hole 9.
With current detection means by the through-hole 9 of setting, the heat for generating resistance 2 is carried out this kind of microcomputer by through-hole 9
Heat dissipation.
Please be emphatically refering to fig. 1 with 5, the material of resistance 2 is manganin.
This kind of microcomputer is manganin by the material of resistance 2 with current detection means, preferably cooperates microcomputer circuit
Current detecting.
Working principle: in use, pulling out connector 18, make connector 18 that roller 12 be driven to rotate counterclockwise, drive roller 12
Torsional spring 22 is rotated towards the opposite direction of active force, so that ratchet 13 is driven to rotate counterclockwise, active force of the pawl 15 in spring 17
The position for blocking ratchet 13 is in the position of connector 18 and fixes, the connector 18 of resistance 2 is then series at tested microcomputer
In, then external voltage check device (including voltage sensor inside voltage check device) is parallel in resistance 2, electricity
Pressure sensor is able to detect that the voltage in microcomputer circuit, and the electric current that can be further measured is made by swing handle 21
Handle 21 drives the rotation of index 20 (dial 19 with 2 shift position of resistance to corresponding) on dial 19, makes ball screw spiral shell
Female 6 shift positions contact the length of microcomputer circuit by changing resistance 2, to change resistance value and electric current, are more convenient control resistance
2, it can be applicable in more circuits, after terminating detection, by lower button 16, make button 16 that spring 17 be driven to move downward, make 15 bottom of pawl
Portion is moved upwards to be separated with ratchet 13, makes torsional spring 22 drive connector 18 to rotate towards the identical direction of active force, preferably cooperation electricity
Flow the operation of detection.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of microcomputer current detection means, including the first cabinet (1), it is characterised in that: the inside of first cabinet (1)
It is provided with resistance (2), the bottom and top of resistance (2) two sides are respectively arranged with the first binding post (3) and the second binding post
(4), it is provided with screw rod (5) at the top of the resistance (2), is provided with the ball screw spiral shell to match on the outside of the screw rod (5)
Female (6), the both ends at the top of the resistance (2) are all provided with slide bar (7), and the outside of the slide bar (7) passes through connecting rod (8) and rolling
Ballscrew nut (6) is fixedly connected, and the side of first cabinet (1) is provided with the second cabinet (10), second cabinet
(10) top at internal both ends is all fixed with fixed link (11), and the outside of the fixed link (11) is all rotatably connected to roller
(12), the outside of the roller (12) is all intertwined and connected the connector (18) being through on the outside of the second cabinet (10), described in two groups
The outside of fixed link (11) is all fixed with ratchet (13), and the pawl (15) to match, institute are provided at the top of the ratchet (13)
It states pawl (15) to be rotatablely connected by bearing block and support rod (14), is fixed at the top of the pawl (15) and extends to the second case
Button (16) at the top of body (10), second cabinet (10) are fixed with dial (19), institute far from the side of the first cabinet (1)
It states and is rotatably connected on the inside of dial (19) handle (21), and handle (21) is fixedly connected with the end of screw rod (5).
2. a kind of microcomputer current detection means according to claim 1, it is characterised in that: the top of the pawl (15)
It is uniformly fixed with multiple groups spring (17), and pawl (15) is flexibly connected by spring (17) with the second cabinet (10) inner wall.
3. a kind of microcomputer current detection means according to claim 1, it is characterised in that: fixed link (11) both ends
Outside be all provided with torsional spring (22), and the both ends of torsional spring (22) respectively with the second cabinet (10) inner wall and roller (12) are fixed connects
It connects.
4. a kind of microcomputer current detection means according to claim 1, it is characterised in that: the top of the handle (21)
It is fixed with the index (20) matched with dial (19).
5. a kind of microcomputer current detection means according to claim 1, it is characterised in that: first cabinet (1)
Outside is all provided with multiple groups through-hole (9).
6. a kind of microcomputer current detection means according to claim 1, it is characterised in that: the material of the resistance (2)
For manganin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833587.7A CN110514891A (en) | 2019-09-04 | 2019-09-04 | A kind of microcomputer current detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833587.7A CN110514891A (en) | 2019-09-04 | 2019-09-04 | A kind of microcomputer current detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110514891A true CN110514891A (en) | 2019-11-29 |
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ID=68629809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910833587.7A Pending CN110514891A (en) | 2019-09-04 | 2019-09-04 | A kind of microcomputer current detection means |
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| Country | Link |
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| CN (1) | CN110514891A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1917323A (en) * | 2006-09-01 | 2007-02-21 | 清华大学 | Method for raising measuring precision of microcomputer protective relay device |
| CN202049827U (en) * | 2011-01-14 | 2011-11-23 | 王依珍 | Scaled spiral-adjustable slide rheostat |
| CN102298341A (en) * | 2010-06-28 | 2011-12-28 | 昆山正国能源科技有限公司 | Microcomputer time control switch |
| CN205282207U (en) * | 2015-12-30 | 2016-06-01 | 李广源 | But reading knob varistor ware |
| CN106451325A (en) * | 2016-11-09 | 2017-02-22 | 国网天津市电力公司 | Protective circuit for microcomputer type relay protection device |
| CN106681533A (en) * | 2015-11-04 | 2017-05-17 | 江苏爱福特科技开发有限公司 | Wired mouse with wire take-up function |
| CN107817374A (en) * | 2012-04-19 | 2018-03-20 | 南京中兴新软件有限责任公司 | A kind of method and device for the operating current and dump energy for detecting electric terminal |
| CN108389737A (en) * | 2018-01-16 | 2018-08-10 | 佛山杰致信息科技有限公司 | A kind of electronic switch of rotatable control |
-
2019
- 2019-09-04 CN CN201910833587.7A patent/CN110514891A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1917323A (en) * | 2006-09-01 | 2007-02-21 | 清华大学 | Method for raising measuring precision of microcomputer protective relay device |
| CN102298341A (en) * | 2010-06-28 | 2011-12-28 | 昆山正国能源科技有限公司 | Microcomputer time control switch |
| CN202049827U (en) * | 2011-01-14 | 2011-11-23 | 王依珍 | Scaled spiral-adjustable slide rheostat |
| CN107817374A (en) * | 2012-04-19 | 2018-03-20 | 南京中兴新软件有限责任公司 | A kind of method and device for the operating current and dump energy for detecting electric terminal |
| CN106681533A (en) * | 2015-11-04 | 2017-05-17 | 江苏爱福特科技开发有限公司 | Wired mouse with wire take-up function |
| CN205282207U (en) * | 2015-12-30 | 2016-06-01 | 李广源 | But reading knob varistor ware |
| CN106451325A (en) * | 2016-11-09 | 2017-02-22 | 国网天津市电力公司 | Protective circuit for microcomputer type relay protection device |
| CN108389737A (en) * | 2018-01-16 | 2018-08-10 | 佛山杰致信息科技有限公司 | A kind of electronic switch of rotatable control |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191129 |
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| RJ01 | Rejection of invention patent application after publication |