CN209624688U - A kind of multiturn iron inductance test fixture - Google Patents
A kind of multiturn iron inductance test fixture Download PDFInfo
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- CN209624688U CN209624688U CN201821668231.XU CN201821668231U CN209624688U CN 209624688 U CN209624688 U CN 209624688U CN 201821668231 U CN201821668231 U CN 201821668231U CN 209624688 U CN209624688 U CN 209624688U
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- conductive sheet
- rod piece
- multiturn
- test fixture
- iron inductance
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Abstract
The utility model discloses a kind of multiturn iron inductance test fixtures of inductance measurement technical field, coiling and more time-consuming technical problem of taking out stitches when aiming to solve the problem that iron inductance measurement, the tooling includes pedestal and elevating mechanism, the side of the elevating mechanism is equipped with mounting blocks, n conductive rod piece is fixed on the mounting blocks, and it is insulated from each other between the two neighboring conductive rod piece, the following position directly that the pedestal is located at the mounting blocks is equipped with instrument connection corresponding with the conduction rod piece, the instrument connection bottom is equipped with n conductive sheet, and it is insulated from each other between the two neighboring conductive sheet, the conduction rod piece and conductive sheet one-to-one correspondence are cross-linked and form n-1 c-type coil.The utility model structure is simple, easy to operate, and accurately measuring for inductance parameters can be rapidly completed, and reduces the operation of artificial coiling and operation of taking out stitches, improves production efficiency, avoid the waste of copper wire, cost is greatly saved.
Description
Technical field
The utility model relates to inductance measurement technical fields, and in particular to a kind of multiturn iron inductance test fixture.
Background technique
Small inductor metal magnet ring, especially nickel-zinc ferrite magnet ring, single turn inductors amount unit is in nH rank, existing electrical sensing
Amount instrument cannot be tested directly substantially, to test its inductance and avoiding the test error of instrument, need around multi-turn conducting wire, generally 10
Circle, can only be by the way of hand winding, there are time-consuming and laborious, inefficiency, no in its production process for this kind of product
The shortcomings that capable of automating；After the completion of test, then coiling removed, test is inconvenient, and causes a large amount of wastes of conducting wire；Meanwhile
Easily iron core is damaged in the composition of hand winding.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of multiturn iron inductance test fixtures, to solve iron core
Coiling and more time-consuming technical problem of taking out stitches when inductance measurement.
The technology employed by the present utility model is
A kind of multiturn iron inductance test fixture, including pedestal and elevating mechanism are designed, the side of the elevating mechanism is set
There are the mounting blocks for being acted on and being risen or fallen by the elevating mechanism, is fixed with n conductive rod piece on the mounting blocks, n is positive
Integer, and it is insulated from each other between the two neighboring conductive rod piece, the following position directly that the pedestal is located at the mounting blocks is equipped with
Instrument connection corresponding with the conduction rod piece, the instrument connection bottom are equipped with n conductive sheet, and the two neighboring conductive sheet
Between it is insulated from each other, it is described conduction rod piece and the conductive sheet one-to-one correspondence is cross-linked and forms n-1 c-type coil.
Preferably, the mounting blocks are equipped with a mounting hole coaxial with the instrument connection, are equipped with and hold in the mounting hole
Column is carried, is evenly distributed in n mounting groove on the bolster stake side, the conductive rod piece is fixedly installed in the mounting groove；
The pedestal lower surface is equipped with the upper fixed ring and lower fixed ring coaxial with the instrument connection, fixed ring and lower fixed ring
Spaced winding its circumference be evenly equipped with n conductive sheet, and the conductive sheet is bent downward close to the inner end of the test axially bored line；
Outer end of the conductive sheet far from test axially bored line is staggeredly electrically connected by conducting wire with the top of conductive rod piece, to form n-1 C
Type coil.
Preferably, the conductive rod piece is respectively H1~Hn, and the conductive sheet is respectively L1~Ln, the top of Hm conduction rod piece
End is electrically connected with the outer end of Lm+1 conductive sheet, 1≤m ﹤ n.
Preferably, 5≤n≤15.
Preferably, n=10.
Preferably, the downward bending angle in the conductive sheet inner end is 30 °~45 °.
Preferably, the conductive rod piece is copper post.
Preferably, the elevating mechanism includes Π type bracket, actuator, sliding block and guide rod, the Π type carrier openings court
Under be fixed on the pedestal, the actuator is fixedly installed in the top of Π type bracket and the power output of the actuator
End is fixedly linked with the sliding block being set on the inside of the Π type bracket downwards, and the guide rod is fixedly installed in the Π type bracket
Side is simultaneously slidably connected with the sliding block.
Preferably, the actuator includes pneumatic cylinder and hydraulic cylinder.
Preferably, four edges of the pedestal lower surface are respectively provided with a stabilizer blade.
Compared with prior art, the advantageous effects of the utility model are:
The utility model structure is simple, easy to operate, and accurately measuring for inductance parameters can be rapidly completed, reduce manually around
The operation of line and operation of taking out stitches, not only increase production efficiency, avoid the waste of copper wire, cost is greatly saved, also reduces
Destructive rate of the manual working to annular core.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the left view of the utility model；
Fig. 4 is the bottom view of the utility model；
Fig. 5 is the top view of the utility model；
Fig. 6 is that conductive rod piece and conductive sheet are in electrical contact schematic diagram；
Fig. 7 is the structural schematic diagram of elevating mechanism；
Fig. 8 is the partial enlarged view in Fig. 2；
Fig. 9 is the electrical block diagram of the utility model；
Figure 10 is the use state of the utility model with reference to figure；
1 is pedestal, and 2 be elevating mechanism, and 3 be instrument connection, and 4 be stabilizer blade, and 5 be Π type bracket, and 6 be actuator, and 7 be sliding block, 8
It is mounting blocks for guide rod, 9,10 be mounting hole, and 11 be bolster stake, and 12 be mounting groove, and 13 be conductive rod piece, and 14 be upper fixed ring,
15 be lower fixed ring, and 16 be conductive sheet, and 17 be threading hole, and 18 be Kelvin's test cable, and 19 be LCR digital electric bridge.
Specific embodiment
Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses
It is described in detail the utility model, does not limit the scope of the utility model in any way.
The devices such as unit module components, structure, mechanism or sensor involved in following embodiment, such as nothing are especially said
It is bright, then it is conventional commercial product.
Embodiment: as shown in figs. 1-9, a kind of multiturn iron inductance test fixture, including pedestal 1 and elevating mechanism 2, it should
Pedestal 1 is a rectangular plate-like object, and middle part is equipped with an instrument connection 3, and four edges of 1 lower surface of pedestal are respectively provided with a stabilizer blade
4；The elevating mechanism 2 includes Π type bracket 5, actuator 6, sliding block 7 and guide rod 8, and Π type bracket 5 is opening down to be fixed on pedestal 1
On, actuator 6 is fixedly installed in the top of Π type bracket 5 and the power output end of actuator 6 is pushed up downward through Π type bracket 5
It is fixedly linked after wall with the sliding block 7 for being set to 5 inside of Π type bracket, guide rod 8 is fixedly installed on 5 inside of Π type bracket and and sliding block
7 are slidably connected.
In the present embodiment, actuator 6 can be pneumatic cylinder or hydraulic cylinder.
The side in sliding block 7 towards 3 holes of test is fixedly connected with mounting blocks 9, which rises under the drive of sliding block 7
Or decline, a mounting hole 10 coaxial with instrument connection 3 is equipped on mounting blocks 9 along the vertical direction, mounting hole 10 is circular hole or just more
Side shape hole, 10 radial dimension of mounting hole are less than 3 radial dimension of instrument connection, the bolster stake 11 of isolation material are equipped in mounting hole 10,
Bolster stake 11 is cylindrical body compatible with mounting hole 10 or positive polygon prism, when bolster stake 11 is cylindrical body, outside bolster stake 11
It is evenly distributed in n mounting groove 12 on periphery, 5≤n≤15, when bolster stake 11 is positive polygon prism, each of bolster stake 11
A mounting groove 12 is equipped on side；Conductive rod piece 13, and two neighboring conductive rod piece 13 are fixedly installed in mounting groove 12
Between it is insulated from each other.
1 lower surface of pedestal is equipped with the upper fixed ring 14 and lower fixed ring 15 coaxial with instrument connection 3, upper fixed ring 14 and lower solid
Determine the spaced winding of ring 15 its circumference and is evenly equipped with n conductive sheet 16, it is insulated from each other between two neighboring conductive sheet 16, and conductive sheet 16
Inner end close to 3 axis of instrument connection is bent downward, and bending angle is 30 °~45 °, outer end of the conductive sheet 16 far from 3 axis of instrument connection
It corresponded by conducting wire with the top of conductive rod piece 13, be staggeredly electrically connected, to form n-1 c-type coil.Specific connection type is such as
Under, by taking n=10 as an example, 10 conductive rod pieces are respectively H1, H2, H3, H4, H5, H6, H7, H8, H9, H10, and 10 are led
Electric piece is respectively L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, and the top of H1 conduction rod piece passes through conducting wire and L2 conductive sheet
Outer end electrical connection, the top of H2 conduction rod piece is electrically connected by conducting wire with the outer end of L3 conductive sheet, the top of H3 conduction rod piece
It is electrically connected by conducting wire with the outer end of L4 conductive sheet, the top of H4 conduction rod piece is electrically connected by the outer end of conducting wire and L5 conductive sheet
Connect, the top of H5 conduction rod piece be electrically connected by conducting wire with the outer end of L6 conductive sheet, the top of H6 conduction rod piece pass through conducting wire and
The outer end of L7 conductive sheet is electrically connected, and the top of H7 conduction rod piece is electrically connected by conducting wire with the outer end of L8 conductive sheet, H9 conducting rod
The top of part is electrically connected by conducting wire with the outer end of L10 conductive sheet.
In the present embodiment, conductive rod piece 13 is copper post；Pedestal 1 is equipped with the threading hole 17 passed through for conducting wire.
The operate with method of above-mentioned test fixture is as follows:
As shown in Figure 9, Figure 10, before test, sliding block 7 is in up stroke position, the bottom end of conductive rod piece 13 and conductive sheet 16
Inner end be in an off state；The top of H10 conduction rod piece is first passed through into Kelvin's test cable 18 and LCR digital electric bridge 19
The electrical connection of HS, HD connecting terminal, the outer end of L1 conductive sheet pass through LS, LD of Kelvin's test cable 18 and LCR digital electric bridge 19
Connecting terminal electrical connection.Then annular core is put on pedestal, and keeps annular core and instrument connection 3 coaxial, subsequently started
Actuator 6, under the drive of sliding block 7, the conductive rod piece 13 on 11 side of bolster stake slowly declines until with each conductive sheet 16
Contact, simultaneously because conductive sheet 16 than relatively thin, has a degree of flexibility, so Hn conduction rod piece can be complete with Ln conductive sheet
Portion's electrical connection, indirectly forms the coiling of number circle on annular core in this way, and LCR digital electric bridge 19 shows more accurately inductance
Parameter.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, it is practical without departing from this
The spirit and scope of new technique scheme should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of multiturn iron inductance test fixture, including pedestal, it is characterised in that: the pedestal is equipped with an elevating mechanism,
The side of the elevating mechanism is equipped with the mounting blocks risen or fallen by elevating mechanism effect, fixes on the mounting blocks
There is n conductive rod piece, n is positive integer, and insulated from each other between the two neighboring conductive rod piece, and the pedestal is located at the installation
The following position directly of block is equipped with instrument connection corresponding with the conduction rod piece, and the instrument connection bottom is equipped with n conductive sheet, and
Insulated from each other between the two neighboring conductive sheet, the conduction rod piece and conductive sheet one-to-one correspondence are cross-linked and form n-
1 c-type coil.
2. multiturn iron inductance test fixture according to claim 1, it is characterised in that: the mounting blocks be equipped with one with
The coaxial mounting hole of the instrument connection, the mounting hole is interior to be equipped with bolster stake, is evenly distributed in n peace on the bolster stake side
Tankage is fixedly installed with the conductive rod piece in the mounting groove；The pedestal lower surface is equipped with coaxial with the instrument connection
Upper fixed ring and lower fixed ring, fixed ring and the spaced winding of lower fixed ring its circumference are evenly equipped with n conductive sheet, and institute
Conductive sheet is stated to bend downward close to the inner end of the test axially bored line；Outer end of the conductive sheet far from test axially bored line is by leading
Line is staggeredly electrically connected with the top of conductive rod piece, to form n-1 c-type coil.
3. multiturn iron inductance test fixture according to claim 2, it is characterised in that: the conduction rod piece is respectively H1
~Hn, the conductive sheet are respectively L1~Ln, and the top of Hm conduction rod piece is electrically connected with the outer end of Lm+1 conductive sheet, 1≤m ﹤ n.
4. multiturn iron inductance test fixture according to claim 3, it is characterised in that: 5≤n≤15.
5. multiturn iron inductance test fixture according to claim 4, it is characterised in that: n=10.
6. multiturn iron inductance test fixture according to claim 2, it is characterised in that: the conductive sheet inner end is downward
Bending angle is 30 °~45 °.
7. multiturn iron inductance test fixture described in -6 any one according to claim 1, it is characterised in that: the conducting rod
Part is copper post.
8. multiturn iron inductance test fixture according to claim 1, it is characterised in that: the elevating mechanism includes Π type
Bracket, actuator, sliding block and guide rod, the Π type carrier openings are fixed on downward on the pedestal, the fixed peace of the actuator
The power output end on top and the actuator loaded on Π type bracket downwards with the sliding block that is set on the inside of the Π type bracket
It is fixedly linked, the guide rod is fixedly installed on the inside of the Π type bracket and is slidably connected with the sliding block.
9. multiturn iron inductance test fixture according to claim 8, it is characterised in that: the actuator includes pneumatic cylinder
And hydraulic cylinder.
10. multiturn iron inductance test fixture according to claim 1, it is characterised in that: the four of the pedestal lower surface
A edge is respectively provided with a stabilizer blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821668231.XU CN209624688U (en) | 2018-10-15 | 2018-10-15 | A kind of multiturn iron inductance test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821668231.XU CN209624688U (en) | 2018-10-15 | 2018-10-15 | A kind of multiturn iron inductance test fixture |
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| Publication Number | Publication Date |
|---|---|
| CN209624688U true CN209624688U (en) | 2019-11-12 |
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| CN201821668231.XU Active CN209624688U (en) | 2018-10-15 | 2018-10-15 | A kind of multiturn iron inductance test fixture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342824A (en) * | 2018-10-15 | 2019-02-15 | 郑州市凯瑞德新材料科技有限公司 | A kind of multiturn iron inductance test fixture and system |
-
2018
- 2018-10-15 CN CN201821668231.XU patent/CN209624688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342824A (en) * | 2018-10-15 | 2019-02-15 | 郑州市凯瑞德新材料科技有限公司 | A kind of multiturn iron inductance test fixture and system |
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