CN204832354U - Quick measuring device of coupling coil - Google Patents
Quick measuring device of coupling coil Download PDFInfo
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- CN204832354U CN204832354U CN201520409105.2U CN201520409105U CN204832354U CN 204832354 U CN204832354 U CN 204832354U CN 201520409105 U CN201520409105 U CN 201520409105U CN 204832354 U CN204832354 U CN 204832354U
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- copper sheet
- short circuit
- wedge shape
- circuit copper
- contact copper
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Abstract
The utility model discloses a quick measuring device of coupling coil, including the shell frame, the shell frame on install the drive shaft, the drive shaft on install cylindrical code drum, the outer circumference of cylindrical code drum offer the wedge mounting groove that 8 sizes are equal along the axis direction equipartition, every wedge mounting groove on install 1 wedge encoding strip, the wedge encoding strip on paste according to the function needs and have short circuit copper sheet group, the shell frame on still install input contact group and output contact group, the excircle week of cylindrical code drum is tangent with input contact group and output contact group respectively. The utility model discloses only need to rotate the code drum, just can change the line mode, realize complete parameter measurement, and easy operation has, control convenient characteristics.
Description
Technical field
The utility model relates to a kind of pickup coil rapid measurement device.
Background technology
Pickup coil is the base components of modern power electronics technology, plays indispensable effect in fields such as Switching Power Supply, instrument and meter, transmission facilities.The major parameter of pickup coil comprises inductance, mutual inductance, coupling coefficient etc., and these parameters are generally directly or indirectly measured by LCR electric bridge.Different from two end element such as electric capacity, resistance, pickup coil has four line ends, carry out complete parameter measurement, need carry out the line of four different modes, then by distinctive formulae discovery, obtains required result.When product test and sampling Detection, have to so repeat loaded down with trivial details work, not only inefficiency, and easily maloperation occurs.Special instrument is not yet had to solve this difficult problem in the market.Therefore, for the design feature of pickup coil and the process of parameter measurement, exploitation has the rapid measurement device of easy operating function, as the connection bridge between pickup coil and LCR electric bridge, has important practical significance and marketable value.
Utility model content
The utility model provides a kind of pickup coil rapid measurement device, two measuring junctions of four of pickup coil coils and LCR electric bridge are connected on appointment binding post by the utility model, do not need to re-start line, only need rotate coding drum, contact is contacted with the upper short circuit copper sheet set of coding drum, just can change connection mode, realize complete parameter measurement; And have simple to operate, control feature easily.
For achieving the above object, the technical solution of the utility model is:
A kind of pickup coil rapid measurement device, comprise shell frame, described shell frame is provided with driving shaft, described driving shaft is provided with cylindrical coding drum, described cylindrical coding drum of outer week is uniform in the axial direction offers the equal wedge shape mounting groove of 8 sizes, and described each wedge shape mounting groove is provided with 1 wedge shape encoding strip; Described wedge shape encoding strip needs to be pasted with short circuit copper sheet group according to function; Described shell frame be also provided with input sets of contacts and export sets of contacts; The excircle of described cylindrical coding drum is respectively with input sets of contacts and to export sets of contacts tangent, and the contact copper sheet conllinear of described input sets of contacts and described output sets of contacts, the contact of described input sets of contacts and described output sets of contacts and the centerline axis parallel of described cylindrical drum of encoding.Wherein need to determine five function digits according to function, by counterclockwise, five function digits are respectively calibration bits, L1 position, L2 position, Lr1 position, Lr2 position.
Complete cylinder is become with described cylindrical coding cydariform after wedge shape encoding strip being installed in the wedge shape mounting groove that described cylindrical 8 of encoding on drum are uniform; Offer center pit and keyway in described cylindrical coding drum, in described center pit, driving shaft is installed, and with coordinating of keyway, cylindrical drum of encoding is connected with driving shaft by key.
5 wedge shape encoding strips that the counter clockwise direction that described cylindrical coding drum rouses circumference by cylindrical coding arranges in order are pasted with calibration bits short circuit copper sheet group, L1 position short circuit copper sheet group, L2 position short circuit copper sheet group, Lr1 position short circuit copper sheet group, Lr2 position short circuit copper sheet group successively.
Described calibration bits short circuit copper sheet group comprises the calibration short circuit copper sheet equal with the outer arc face size of wedge shape encoding strip, and described calibration short circuit copper sheet is pasted onto on the outer arc face of described wedge shape encoding strip;
Described L1 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets, 2 described the first main test short circuit copper sheets are all pasted onto the position of one end that described wedge shape encoding strip outer arc face keeps left, and described 2 the first main test short circuit copper sheet sizes are equal, position is adjacent, there is interstitial spaces centre, described first main test short circuit copper sheet width equals the width in the outer arc face of wedge shape encoding strip, and length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip;
Described L2 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets, 2 described the first main test short circuit copper sheets are all pasted onto the position of one end that described wedge shape encoding strip side arc surface keeps right, and are the wedge shape encoding strip outer arc face with 2 the first main test short circuit copper sheet opposite ends in L1 position short circuit copper sheet group; 2 described the first main test short circuit copper sheet sizes are equal, position is adjacent, there is interstitial spaces centre, and the described first main test short circuit copper sheet width equals the width in the outer arc face of wedge shape encoding strip, and length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip;
Described Lr1 position short circuit copper sheet group comprises the first main test short circuit copper sheet being pasted onto left and right two ends, described wedge shape encoding strip outer arc face and is connected copper sheet with first of the similar C type being pasted onto centre position, described wedge shape encoding strip outer arc face; 2 described the first main test short circuit copper sheet sizes are equal; In described Lr1 position short circuit copper sheet group, one of them first main test short circuit copper sheet is identical with the first main test short circuit copper sheet position of distalmost end in L1 position short circuit copper sheet group; In described Lr1 position short circuit copper sheet group, another first main test short circuit copper sheet is identical with the first main test short circuit copper sheet position of distalmost end in L2 position short circuit copper sheet group; First of described similar C type connects copper sheet and comprises the first upper wall and the first lower wall that are positioned at C type opening part, and the first side wall be connected with the first lower wall with the first upper wall; The first described upper wall and the first lower wall are pasted onto on described wedge shape encoding strip outer arc face respectively, and described the first side wall is pasted onto on the exterior arc surface of the cylindrical coding drum of described wedge shape encoding strip counter clockwise direction side;
Described Lr2 position short circuit copper sheet group comprises 1 and is pasted onto described wedge shape encoding strip outer arc face and keeps left the first main test short circuit copper sheet of one end and 1 the second main test short circuit copper sheet be pasted onto on described wedge shape encoding strip outer arc face; And the first main test short circuit copper sheet in described Lr2 position short circuit copper sheet group is identical with the position of the first main test short circuit copper sheet of the distalmost end in L1 position short circuit copper sheet group; Described wedge shape encoding strip outer arc face is also pasted with the second main test short circuit copper sheet, and the second main test short circuit copper sheet in described Lr2 position short circuit copper sheet group is connected the concordant stickup of the first lower wall of copper sheet with first of the similar C type in described Lr1 position short circuit copper sheet group; Described wedge shape encoding strip outer arc face is also pasted with similar C type second connects copper sheet; Second of described similar C type connects copper sheet and comprises the second upper wall and the second lower wall that are positioned at C type opening part, and the second sidewall be connected with the second lower wall with the second upper wall; The second described upper wall and the second lower wall are pasted onto on described wedge shape encoding strip outer arc face respectively, and the second described sidewall is pasted onto on the exterior arc surface of the cylindrical coding drum of described wedge shape encoding strip counter clockwise direction side; The second described upper wall and the concordant stickup of the first upper wall; The second described lower wall flushes stickup with the center line of the first main test short circuit copper sheet of distalmost end in L2 position short circuit copper sheet; And the described second main test short circuit copper sheet connects on the wedge shape encoding strip outer arc face between the second upper wall of copper sheet and the second lower wall in second of similar C type.
First of described first main test short circuit copper sheet, the second main test short circuit copper sheet, similar C type connects copper sheet, the second connection copper sheet of similar C type is the sheet copper copper sheet with self-adhesion function; The cylindrical coding drum that described cylindrical coding drum is electrically non-conductive material; Described wedge shape encoding strip is the wedge shape encoding strip of electrically non-conductive material.
Described input sets of contacts comprises the first input contact copper sheet, second input contact copper sheet, 3rd input contact copper sheet, 4th input contact copper sheet, and the first described input contact copper sheet, second input contact copper sheet, 3rd input contact copper sheet, 4th input contact copper sheet is evenly distributed along described cylindrical coding drum axis direction successively, described first input contact copper sheet, second input contact copper sheet, 3rd input contact copper sheet, one end of 4th input contact copper sheet offers the installation circular hole be connected with shell frame respectively, its opposite side is provided with the first contact copper sheet elbow, described contact copper sheet elbow contacted with described cylindrical coding drum of outer week, and described first input contact copper sheet, second input contact copper sheet, 3rd input contact copper sheet, 4th input contact copper sheet is independently installed, be not connected mutually,
Described output sets of contacts comprises the first output contact copper sheet, second output contact copper sheet, 3rd output contact copper sheet, 4th output contact copper sheet, 5th output contact copper sheet, the first wherein said output contact copper sheet is connected by the first short-circuiting bar with one end of the 4th output contact copper sheet, the second described output contact copper sheet, 3rd output contact copper sheet is connected by the second short-circuiting bar with the 5th output contact copper sheet one end, described first output contact copper sheet, second output contact copper sheet, 3rd output contact copper sheet, 4th output contact copper sheet, the other end of the 5th output contact copper sheet is provided with the second contact copper sheet elbow, the first described contact copper sheet elbow is with described second contact copper sheet elbow conllinear and do not contact, the first described output contact copper sheet, the second output contact copper sheet, the 3rd output contact copper sheet lay respectively at the right side of the first input contact copper sheet, the second input contact copper sheet, the 3rd input contact copper sheet, and the 4th described output contact copper sheet, the 5th output contact copper sheet lay respectively at the left side of the 3rd input contact copper sheet, the 4th output contact copper sheet.
The beneficial effects of the utility model are: the coded system that the utility model adopts the distribution of short circuit copper sheet to be formed, connect corresponding with the measuring junction of LCR electric bridge for the input end of measuring coil, inductance value measurement under only needing rotary coding drum just can realize different connection, that avoids repeats connection, improves and measures efficiency and reliability.
The utility model adopts coding drum as the carrier measuring coding, simple to operate, and it is convenient to control, and is convenient to be connected with electric control system, realizes automatic measurement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structure enlarged diagram wedge shape encoding strip in Fig. 1 being pasted calibration bits short circuit copper sheet group;
Fig. 3 is the structure enlarged diagram wedge shape encoding strip in Fig. 1 being pasted L1 position short circuit copper sheet group;
Fig. 4 is the structure enlarged diagram wedge shape encoding strip in Fig. 1 being pasted L2 position short circuit copper sheet group;
Fig. 5 is the structure enlarged diagram wedge shape encoding strip in Fig. 1 being pasted Lr1 position short circuit copper sheet group;
Fig. 6 is the structure enlarged diagram wedge shape encoding strip in Fig. 1 being pasted Lr2 position short circuit copper sheet group;
Fig. 7 is coding principle figure of the present utility model.
Embodiment
As shown in figures 1 to 6, a kind of pickup coil rapid measurement device of the present embodiment, comprise shell frame (not shown), described shell frame is provided with driving shaft (not shown), described driving shaft is provided with cylindrical coding drum 1, described cylindrical coding drum 1 excircle is uniform in the axial direction offers the equal wedge shape mounting groove 18 of 8 sizes, and described each wedge shape mounting groove 18 is provided with 1 wedge shape encoding strip 2; Described wedge shape encoding strip 2 needs to be pasted with short circuit copper sheet group according to function; Described shell frame be also provided with input sets of contacts and export sets of contacts; The excircle of described cylindrical coding drum 1 is respectively with input sets of contacts and to export sets of contacts tangent, and the contact copper sheet conllinear of described input sets of contacts and described output sets of contacts, the contact of described input sets of contacts and described output sets of contacts and the centerline axis parallel of described cylindrical coding drum 1.Wherein need to determine five function digits according to function, by counterclockwise, five function digits are respectively calibration bits, L1 position, L2 position, Lr1 position, Lr2 position.
Complete cylinder is formed with described cylindrical coding drum 1 after wedge shape encoding strip 2 being installed in 8 on described cylindrical coding drum 1 uniform wedge shape mounting grooves 18; Offer center pit 19 and keyway 20 in described cylindrical coding drum 1, in described center pit 19, driving shaft is installed, and with coordinating of keyway 20, cylindrical coding drum 1 is connected with driving shaft by key.
5 wedge shape encoding strips 2 that described cylindrical coding drum 1 arranges in order by the counter clockwise direction of cylindrical coding drum 1 circumference are pasted with calibration bits short circuit copper sheet group, L1 position short circuit copper sheet group, L2 position short circuit copper sheet group, Lr1 position short circuit copper sheet group, Lr2 position short circuit copper sheet group successively.
Described calibration bits short circuit copper sheet group comprises the calibration short circuit copper sheet 14 equal with the outer arc face size of wedge shape encoding strip 2, and described calibration short circuit copper sheet 14 is pasted onto on the outer arc face of described wedge shape encoding strip 2;
Described L1 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets 15,2 described the first main test short circuit copper sheets 15 are all pasted onto the position of one end that described wedge shape encoding strip 2 outer arc face keeps left, and described 2 the first main test short circuit copper sheet 15 sizes are equal, position is adjacent, there is interstitial spaces centre, described first main test short circuit copper sheet 15 width equals the width in the outer arc face of wedge shape encoding strip 2, and length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip 2;
Described L2 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets 15,2 described the first main test short circuit copper sheets 15 are all pasted onto the position of one end that described wedge shape encoding strip 2 outer arc face keeps right, and are the wedge shape encoding strip 2 outer arc face with 2 the first main test short circuit copper sheet 15 opposite ends in L1 position short circuit copper sheet group; 2 described the first main test short circuit copper sheet 15 sizes are equal, position is adjacent, there is interstitial spaces centre, and the described first main test short circuit copper sheet 15 width equals the width in the outer arc face of wedge shape encoding strip 2, and length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip 2;
Described Lr1 position short circuit copper sheet group comprises the first main test short circuit copper sheet 15 being pasted onto left and right two ends, described wedge shape encoding strip 2 outer arc face and is connected copper sheet 16 with first of the similar C type being pasted onto centre position, described wedge shape encoding strip 2 outer arc face; 2 described the first main test short circuit copper sheet 15 sizes are equal; In described Lr1 position short circuit copper sheet group, one of them first main test short circuit copper sheet 15 is identical with the first main test short circuit copper sheet 15 position of distalmost end in L1 position short circuit copper sheet group; In described Lr1 position short circuit copper sheet group, another first main test short circuit copper sheet 15 is identical with the first main test short circuit copper sheet 15 position of distalmost end in L2 position short circuit copper sheet group; First of described similar C type connects copper sheet 16 and comprises the first upper wall 21 and the first lower wall 22 being positioned at C type opening part, and the first side wall 23 be connected with the first lower wall 22 with the first upper wall 21; The first described upper wall 21 and the first lower wall 22 are pasted onto on described wedge shape encoding strip 2 outer arc face respectively, and described the first side wall 23 is pasted onto on the exterior arc surface of the cylindrical coding drum 1 of described wedge shape encoding strip 2 counter clockwise direction side;
Described Lr2 position short circuit copper sheet group comprises 1 and is pasted onto described wedge shape encoding strip 2 outer arc face and keeps left the first main test short circuit copper sheet 15 of one end and 1 the second main test short circuit copper sheet 24 be pasted onto on described wedge shape encoding strip 2 outer arc face; And the first main test short circuit copper sheet 15 in described Lr2 position short circuit copper sheet group is identical with the position of the first main test short circuit copper sheet 15 of the distalmost end in L1 position short circuit copper sheet group; Described wedge shape encoding strip 2 outer arc face is also pasted with the second main test short circuit copper sheet 24, and the second main test short circuit copper sheet 24 in described Lr2 position short circuit copper sheet group is connected the concordant stickup of the first lower wall 22 of copper sheet 16 with first of the similar C type in described Lr1 position short circuit copper sheet group; Described wedge shape encoding strip 2 outer arc face is also pasted with similar C type second connects copper sheet 17; Second of described similar C type connects copper sheet 17 and comprises the second upper wall 25 and the second lower wall 26 being positioned at C type opening part, and the second sidewall 27 be connected with the second lower wall 26 with the second upper wall 25; The second described upper wall 25 and the second lower wall 26 are pasted onto on described wedge shape encoding strip 2 outer arc face respectively, and the second described sidewall 27 is pasted onto on the exterior arc surface of the cylindrical coding drum 1 of described wedge shape encoding strip 2 counter clockwise direction side; The second described upper wall 25 and the concordant stickup of the first upper wall 21; The second described lower wall 27 flushes stickup with the center line of the first main test short circuit copper sheet 15 of distalmost end in L2 position short circuit copper sheet; And the described second main test short circuit copper sheet 24 connects on the wedge shape encoding strip 2 outer arc face between the second upper wall 25 of copper sheet 17 and the second lower wall 26 in second of similar C type.
Second of first connection copper sheet 16 of the main test short circuit copper sheet 24 of the described first main test short circuit copper sheet 15, second, similar C type, similar C type connects copper sheet 17 for having the sheet copper copper sheet of self-adhesion function; Described cylindrical coding drum 1 is the cylindrical coding drum of electrically non-conductive material; Described wedge shape encoding strip 2 is the wedge shape encoding strip of electrically non-conductive material.
Described input sets of contacts comprises the first input contact copper sheet 3, second input contact copper sheet 4, 3rd input contact copper sheet 5, 4th input contact copper sheet 6, and the first described input contact copper sheet 3, second input contact copper sheet 4, 3rd input contact copper sheet 5, 4th input contact copper sheet 6 is evenly distributed along described cylindrical coding drum 1 axis direction successively, described first input contact copper sheet 3, second input contact copper sheet 4, 3rd input contact copper sheet 5, one end of 4th input contact copper sheet 6 offers the installation circular hole 28 be connected with shell frame respectively, its opposite side is provided with the first contact copper sheet elbow 29, described contact copper sheet elbow 29 contacts with described cylindrical coding drum 1 excircle, and described first input contact copper sheet 3, second input contact copper sheet 4, 3rd input contact copper sheet 5, 4th input contact copper sheet 6 is independent to be installed, be not connected mutually, and the second described input contact copper sheet 4 and the first upper wall 21 opposite position are arranged, the 3rd described input contact copper sheet 5 and the corresponding installation of the first lower wall 22, and avoid other contact copper sheets to contact with it.And the second described input contact copper sheet 4 and the corresponding setting of the second upper wall 25, the 4th described input contact copper sheet 5 and the second lower wall 26 opposite position are arranged, and avoid other contact copper sheets to contact with it.
Described output sets of contacts comprises the first output contact copper sheet 9, second output contact copper sheet 10, 3rd output contact copper sheet 11, 4th output contact copper sheet 12, 5th output contact copper sheet 13, the first wherein said output contact copper sheet 9 is connected by the first short-circuiting bar 7 with one end of the 4th output contact copper sheet 12, the second described output contact copper sheet 10, 3rd output contact copper sheet 11 is connected by the second short-circuiting bar 8 with the 5th output contact copper sheet 13 one end, described first output contact copper sheet 9, second output contact copper sheet 10, 3rd output contact copper sheet 11, 4th output contact copper sheet 12, the other end of the 5th output contact copper sheet 13 is provided with the second contact copper sheet elbow 30, the first described contact copper sheet elbow 29 is with described second contact copper sheet elbow 30 conllinear and do not contact, the first described output contact copper sheet 9, second output contact copper sheet 10, the 3rd output contact copper sheet 11 lay respectively at the first input contact copper sheet 3, second and input the right side that contact copper sheet the 4, the 3rd inputs contact copper sheet 5, and the 4th described output contact copper sheet 12, the 5th output contact copper sheet 13 lay respectively at the left side of the 3rd input contact copper sheet the 5, the 4th output contact copper sheet 6.
Principle of work: as shown in Figure 7, the utility model arranges four input ends and two output terminals according to the method for attachment of pickup coil parameter measurement, four input ends connect the ends A 1 of two coils respectively, B1 and A2, B2, two output terminals connect two test lead L+ and L-of LCR electric bridge respectively, in the utility model device, four input end (the first input contact copper sheets 3, second input contact copper sheet 4, 3rd input contact copper sheet 5, 4th input contact copper sheet 6), that is: A1 connects the first input contact copper sheet 3, B1 connects the second input contact copper sheet 4, A2 connects the 3rd input contact copper sheet 5, B2 connects the 4th input contact copper sheet 6, two output terminals corresponding first short-circuiting bar 7 and the second short-circuiting bar 8 respectively, and then (the first output contact copper sheet 9, second output contact copper sheet 10, the 3rd output contact copper sheet 11, the 4th output contact copper sheet 12, the 5th output contact copper sheet 13 are connected with five output contact copper sheets, that is: L+ is connected with the first output contact copper sheet 9, the 4th output contact copper sheet 12, and L-is connected with the second output contact copper sheet 10, the 3rd output contact copper sheet 11, the 5th output contact copper sheet 13.
After input and output connect, slewing circle cylindricality coding drum 1, makes it be in calibration bits, owing to the wedge shape encoding strip 2 in calibration bits being pasted calibration bits short circuit copper sheet group 14, all equal short circuits of input and output contact copper sheet, test lead L+ and the L-short circuit of LCR are calibrated;
After calibration, rotate clockwise cylindrical coding drum 1, it is made to go to L1 position, according to the situation of the short circuit copper sheet that described wedge shape encoding strip 2 is pasted, two main test short circuit copper sheets 15 are by the first input contact copper sheet 3 and the first output contact copper sheet 9, and second input contact copper sheet 4 be connected with the second output contact copper sheet 10, L+, L-test lead accessing LCR electric bridge by the ends A 1 of one of them coil, B1 is tested, the inductance value L of acquisition coil
1; The 3rd input contact copper sheet 5 that another coil is corresponding simultaneously contacts with 2 the first main test short circuit copper sheets 15 in L1 position short circuit copper sheet group with the 4th input contact copper sheet 6, so be in vacant state, does not measure;
L
1after measurement, continue the cylindrical coding drum 1 that turns clockwise, be in L2 position, L+, L-are connected with the ends A 2 of second coil, B2 by 2 the first main test short circuit copper sheets 15 respectively, measure and obtain inductance L
2;
L
2after measurement, continue the cylindrical coding drum 1 that turns clockwise, be in Lr1 position, A1, B2 of pickup coil hold with L+, L-of LCR electric bridge and are connected by 2 the first main test short circuit copper sheets 15 respectively, connect copper sheet 16 by first of similar C type B1 with A2 is connected simultaneously, according to circuit theory, now measurement result is two coils connected in series inductance L
r1;
L
r1after measurement, continue the cylindrical coding drum 1 that turns clockwise, be in Lr2 position, A1, A2 of pickup coil are connected respectively at L+, L-end of LCR electric bridge with another 1 the second main test short circuit copper sheet 24 by 1 the first main test short circuit copper sheet 15, connect copper sheet 17 by second of similar C type B1 with B2 is connected simultaneously, according to circuit theory, the now series inductance L of the measurement result amount of being coil
r2;
L
r1and L
r2value according to amount coil around to determining, be respectively (L
1+ L
2+ 2M) and (L
1+ L
2-2M), the wherein mutual inductance of the M amount of being coil, therefore, mutual inductance M can be calculated as: M=|L
r1-L
r2|/4.
Two measuring junctions of four of pickup coil coils and LCR electric bridge are connected on appointment binding post by the present embodiment, do not need to re-start line, only need rotate coding drum, contact is contacted with the upper short circuit copper sheet set of coding drum, just can change connection mode, realize complete parameter measurement; And have simple to operate, control feature easily.
Claims (6)
1. a pickup coil rapid measurement device, comprise shell frame, it is characterized in that: described shell frame is provided with driving shaft, described driving shaft is provided with cylindrical coding drum (1), (1) excircle is uniform in the axial direction offers the equal wedge shape mounting groove (18) of 8 sizes for described cylindrical coding drum, and described each wedge shape mounting groove (18) is provided with 1 wedge shape encoding strip (2); Described wedge shape encoding strip (2) is pasted with short circuit copper sheet group; Described shell frame be also provided with input sets of contacts and export sets of contacts; The excircle of described cylindrical coding drum (1) is respectively with input sets of contacts and to export sets of contacts tangent, and the contact copper sheet conllinear of described input sets of contacts and described output sets of contacts, the contact of described input sets of contacts and described output sets of contacts and the centerline axis parallel of described cylindrical drum (1) of encoding.
2. a kind of pickup coil rapid measurement device as claimed in claim 1, is characterized in that: install wedge shape encoding strip (2) in the wedge shape mounting groove (18) that described cylindrical 8 of encoding on drum (1) are uniform and form complete cylinder with described cylindrical drum (1) of encoding afterwards; Center pit (19) and keyway (20) is offered in described cylindrical coding drum (1), in described center pit (19), driving shaft is installed, and with coordinating of keyway (20), cylindrical drum (1) of encoding is connected with driving shaft by key.
3. a kind of pickup coil rapid measurement device as claimed in claim 1, is characterized in that: 5 wedge shape encoding strips (2) that the upper counter clockwise direction of rousing (1) circumference by cylindrical coding of described cylindrical coding drum (1) arranges in order are pasted with calibration bits short circuit copper sheet group, L1 position short circuit copper sheet group, L2 position short circuit copper sheet group, Lr1 position short circuit copper sheet group, Lr2 position short circuit copper sheet group successively.
4. a kind of pickup coil rapid measurement device as claimed in claim 3, it is characterized in that: described calibration bits short circuit copper sheet group comprises the calibration short circuit copper sheet (14) equal with the outer arc face size of wedge shape encoding strip (2), and described calibration short circuit copper sheet (14) is pasted onto on the outer arc face of described wedge shape encoding strip (2);
Described L1 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets (15), 2 described the first main test short circuit copper sheets (15) are all pasted onto the position of one end that described wedge shape encoding strip (2) outer arc face keeps left, and described 2 the first main test short circuit copper sheet (15) sizes are equal, position is adjacent, there is interstitial spaces centre, described first main test short circuit copper sheet (15) width equals the width in the outer arc face of wedge shape encoding strip (2), length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip (2),
Described L2 position short circuit copper sheet group comprises 2 the first main test short circuit copper sheets (15), 2 described the first main test short circuit copper sheets (15) are all pasted onto the position of one end that described wedge shape encoding strip (2) outer arc face keeps right, and are wedge shape encoding strip (2) the outer arc face with 2 the first main test short circuit copper sheet (15) opposite ends in L1 position short circuit copper sheet group; 2 described the first main test short circuit copper sheet (15) sizes are equal, position is adjacent, there is interstitial spaces centre, described first main test short circuit copper sheet (15) width equals the width in the outer arc face of wedge shape encoding strip (2), and length is less than 1/4 of the length in the outer arc face of wedge shape encoding strip (2);
Described Lr1 position short circuit copper sheet group comprises the first main test short circuit copper sheet (15) being pasted onto left and right two ends, described wedge shape encoding strip (2) outer arc face and is connected copper sheet (16) with first of the similar C type being pasted onto centre position, described wedge shape encoding strip (2) outer arc face; 2 described the first main test short circuit copper sheet (15) sizes are equal; In described Lr1 position short circuit copper sheet group, one of them first main test short circuit copper sheet (15) is identical with the first main test short circuit copper sheet (15) position of distalmost end in L1 position short circuit copper sheet group; In described Lr1 position short circuit copper sheet group, another first main test short circuit copper sheet (15) is identical with the first main test short circuit copper sheet (15) position of distalmost end in L2 position short circuit copper sheet group; First of described similar C type connects copper sheet (16) and comprises the first upper wall (21) and the first lower wall (22) that are positioned at C type opening part, and the first side wall (23) be connected with the first lower wall (22) with the first upper wall (21); Described the first upper wall (21) and the first lower wall (22) are pasted onto on described wedge shape encoding strip (2) outer arc face respectively, and described the first side wall (23) is pasted onto on the exterior arc surface of cylindrical coding drum (1) of described wedge shape encoding strip (2) counter clockwise direction side;
Described Lr2 position short circuit copper sheet group comprises 1 and is pasted onto described wedge shape encoding strip (2) outer arc face and keeps left the first main test short circuit copper sheet (15) of one end and 1 the second main test short circuit copper sheet (24) be pasted onto on described wedge shape encoding strip (2) outer arc face; And the first main test short circuit copper sheet (15) in described Lr2 position short circuit copper sheet group is identical with the position of the first main test short circuit copper sheet (15) of the distalmost end in L1 position short circuit copper sheet group; Described wedge shape encoding strip (2) outer arc face is also pasted with the second main test short circuit copper sheet (24), and the second main test short circuit copper sheet (24) in described Lr2 position short circuit copper sheet group is connected the first lower wall (22) the concordant stickup of copper sheet (16) with first of the similar C type in described Lr1 position short circuit copper sheet group; Described wedge shape encoding strip (2) outer arc face is also pasted with similar C type second connects copper sheet (17); Second of described similar C type connects copper sheet (17) and comprises the second upper wall (25) and the second lower wall (26) that are positioned at C type opening part, and the second sidewall (27) be connected with the second lower wall (26) with the second upper wall (25); Described the second upper wall (25) and the second lower wall (26) are pasted onto on described wedge shape encoding strip (2) outer arc face respectively, and described the second sidewall (27) is pasted onto on the exterior arc surface of cylindrical coding drum (1) of described wedge shape encoding strip (2) counter clockwise direction side; Described the second upper wall (25) and the first upper wall (21) concordant stickup; Described the second lower wall (27) flushes stickup with the center line of the first main test short circuit copper sheet (15) of distalmost end in L2 position short circuit copper sheet; And the described second main test short circuit copper sheet (24) is positioned on wedge shape encoding strip (2) the outer arc face between second upper wall (25) of the second connection copper sheet (17) of similar C type and the second lower wall (26).
5. a kind of pickup coil rapid measurement device as claimed in claim 4, is characterized in that: the second connection copper sheet (17) of the described first main test short circuit copper sheet (15), the second main test short circuit copper sheet (24), the first connection copper sheet (16) of similar C type, similar C type is for having the sheet copper copper sheet of self-adhesion function; The cylindrical coding drum that described cylindrical coding drum (1) is electrically non-conductive material; The wedge shape encoding strip that described wedge shape encoding strip (2) is electrically non-conductive material.
6. a kind of pickup coil rapid measurement device as claimed in claim 1, is characterized in that: described input sets of contacts comprises the first input contact copper sheet (3), second input contact copper sheet (4), 3rd input contact copper sheet (5), 4th input contact copper sheet (6), and the first described input contact copper sheet (3), second input contact copper sheet (4), 3rd input contact copper sheet (5), 4th input contact copper sheet (6) is evenly distributed along described cylindrical coding drum (1) axis direction successively, described first input contact copper sheet (3), second input contact copper sheet (4), 3rd input contact copper sheet (5), one end of 4th input contact copper sheet (6) offers the installation circular hole (28) be connected with shell frame respectively, its opposite side is provided with the first contact copper sheet elbow (29), described contact copper sheet elbow (29) contacts with described cylindrical drum (1) excircle of encoding, and described first input contact copper sheet (3), second input contact copper sheet (4), 3rd input contact copper sheet (5), 4th input contact copper sheet (6) is independent installs, and is not connected mutually,
Described output sets of contacts comprises the first output contact copper sheet (9), second output contact copper sheet (10), 3rd output contact copper sheet (11), 4th output contact copper sheet (12), 5th output contact copper sheet (13), the first wherein said output contact copper sheet (9) is connected by the first short-circuiting bar (7) with one end of the 4th output contact copper sheet (12), the second described output contact copper sheet (10), 3rd output contact copper sheet (11) is connected by the second short-circuiting bar (8) with the 5th output contact copper sheet (13) one end, described first output contact copper sheet (9), second output contact copper sheet (10), 3rd output contact copper sheet (11), 4th output contact copper sheet (12), the other end of the 5th output contact copper sheet (13) is provided with the second contact copper sheet elbow (30), the first described contact copper sheet elbow (29) is with described second contact copper sheet elbow (30) conllinear and do not contact, the first described output contact copper sheet (9), the second output contact copper sheet (10), the 3rd output contact copper sheet (11) lay respectively at the right side of the first input contact copper sheet (3), the second input contact copper sheet (4), the 3rd input contact copper sheet (5), and the 4th described output contact copper sheet (12), the 5th output contact copper sheet (13) lay respectively at the left side of the 3rd input contact copper sheet (5), the 4th output contact copper sheet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409105.2U CN204832354U (en) | 2015-06-15 | 2015-06-15 | Quick measuring device of coupling coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409105.2U CN204832354U (en) | 2015-06-15 | 2015-06-15 | Quick measuring device of coupling coil |
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| Publication Number | Publication Date |
|---|---|
| CN204832354U true CN204832354U (en) | 2015-12-02 |
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| CN201520409105.2U Expired - Fee Related CN204832354U (en) | 2015-06-15 | 2015-06-15 | Quick measuring device of coupling coil |
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| CN (1) | CN204832354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880610A (en) * | 2015-06-15 | 2015-09-02 | 浙江工业职业技术学院 | Quick measurement device for coupling coil |
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2015
- 2015-06-15 CN CN201520409105.2U patent/CN204832354U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880610A (en) * | 2015-06-15 | 2015-09-02 | 浙江工业职业技术学院 | Quick measurement device for coupling coil |
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