CN211236117U - Testing device for high-voltage capacitor discharge - Google Patents
Testing device for high-voltage capacitor discharge Download PDFInfo
- Publication number
- CN211236117U CN211236117U CN201921726626.5U CN201921726626U CN211236117U CN 211236117 U CN211236117 U CN 211236117U CN 201921726626 U CN201921726626 U CN 201921726626U CN 211236117 U CN211236117 U CN 211236117U
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- Prior art keywords
- voltage capacitor
- connecting rod
- compression spring
- ammeter
- resistance box
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- 239000003990 capacitor Substances 0.000 title claims abstract description 67
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 241000270722 Crocodylidae Species 0.000 claims abstract description 7
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims abstract description 7
- 241000270728 Alligator Species 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses a testing arrangement for high-voltage capacitor discharges, press from both sides including base, fixed slot, high-voltage capacitor, grip block, connecting rod, pivot, limiting plate, recess, compression spring, resistance box, ampere meter, grip slipper, connecting wire and crocodile. The top of grip block is the closed angle form, and the grip block is through pivot and connecting rod rotation connection, be convenient for lay high-voltage capacitor between the grip block, the connecting rod passes through the limiting plate and is telescopic connection with compression spring's elastic action in the recess, it is fixed to be convenient for carry out the centre gripping to the high-voltage capacitor of equidimension not, it has fixed value resistance to establish ties between resistance box and the ampere meter, the resistance value that can adjust this testing arrangement whole return circuit is at 10 ~ 12 kilohms, so that high-voltage capacitor discharges fast, the reading of ampere meter reduces along with time variation, the reading of ampere meter is once recorded at every fixed time, can obtain discharge current and discharge time's curve graph, and then can test high-voltage capacitor's capacitance value.
Description
Technical Field
The utility model relates to an electric capacity testing arrangement that discharges specifically is a testing arrangement for high-voltage capacitor discharges, belongs to electric capacity test equipment technical field.
Background
The capacitor is also called as 'capacitance', which refers to the charge storage under a given potential difference, and the high-voltage capacitor is a capacitor above 1kv, or a capacitor above 10kv, and is a capacitor composed of an outgoing line porcelain bushing, a capacitor element group, a shell and the like, and the high-voltage capacitor has the characteristics of low loss and light weight.
The high-voltage capacitor needs to detect the capacitance thereof so as to be better used, and therefore needs to be discharged to detect the specific size of the capacitance thereof, but the discharge test of the capacitor in the market at present uses few devices, and the effect is not obvious, so that a user does not know the discharge of the capacitor, and therefore, the test device for the discharge of the high-voltage capacitor is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a testing device for discharging high voltage capacitor in order to solve the above problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a testing device for high-voltage capacitor discharge comprises a base, a fixing groove, a high-voltage capacitor, a clamping plate, a connecting rod, a rotating shaft, a limiting plate, a groove, a compression spring, a resistance box, an ammeter, a clamping seat, a connecting wire and a crocodile clip; the upper surface of the base is provided with a fixed groove, the fixed groove is positioned on one side of the upper surface of the base, a high-voltage capacitor and a clamping plate are arranged in the fixed groove, the clamping plate is tightly attached to the outer side of the high-voltage capacitor, the outer side edge of the clamping plate is connected with the base through a connecting rod, one end of the connecting rod is connected with the clamping plate through a rotating shaft, the other end of the connecting rod is connected with a limiting plate arranged in a groove through welding, the grooves are respectively arranged on the inner walls of the two sides of the fixed groove, a compression spring is arranged in the grooves, the resistance box, the ammeter and the clamping seat are all arranged on the upper surface of the base, one side of the resistance box is provided with the clamping seat, the other side of the resistance box is provided with the ammeter, and the resistance box and the ammeter are electrically connected through, resistance box and ampere meter all carry out electric connection through connecting wire and the high-voltage capacitor who has the crocodile to press from both sides, the front end of crocodile presss from both sides centre gripping respectively on the terminal of high-voltage capacitor, just the tail end of crocodile presss from both sides respectively with connecting wire welding together.
Preferably, in order to facilitate the clamping of the high-voltage capacitor, the clamping plate is arc-shaped, and the clamping plate is symmetrically arranged on two sides of the high-voltage capacitor.
Preferably, in order to place the high-voltage capacitor between the clamping plates, the top ends of the clamping plates are in a pointed shape, and the clamping plates are rotatably connected with the connecting rods through rotating shafts.
Preferably, in order to be convenient for carry out the centre gripping to the high-voltage capacitor of equidimension not fixed, the limiting plate supports the one end at compression spring, and the connecting rod is the expansion joint through limiting plate and compression spring's elastic action in the recess.
Preferably, in order to facilitate the high-voltage capacitor to be capable of discharging rapidly, a constant-value resistor is connected in series between the resistor box and the ammeter.
Preferably, in order to be able to test the capacitance value of the high-voltage capacitor, the reading of the ammeter is reduced with time, and the reading of the ammeter is recorded at regular intervals.
The utility model has the advantages that: the testing device for discharging the high-voltage capacitor is reasonable in design, the clamping plates are arc-shaped, the clamping plates are symmetrically arranged on two sides of the high-voltage capacitor and can be attached to the outer wall of the high-voltage capacitor in a seamless mode, the high-voltage capacitor can be clamped conveniently, the top ends of the clamping plates are in a pointed shape, the clamping plates are rotatably connected with the connecting rods through the rotating shafts, the high-voltage capacitor can be placed between the clamping plates conveniently, the limiting plate abuts against one end of the compression spring, the connecting rods are in telescopic connection with the compression spring in the grooves through the elastic action of the limiting plate and the compression spring, the distance between the two clamping plates can be adjusted, the high-voltage capacitors with different sizes can be clamped and fixed conveniently, the resistor box is connected with the ammeter in series to form a constant value resistor, the resistance value of the whole circuit of the testing device can be adjusted to be 10-12 kilohms, the high-voltage capacitor can, and the reading of the ammeter is recorded at regular intervals, so that a discharge current and discharge time curve chart can be obtained, and the capacitance value of the high-voltage capacitor can be tested.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic view of the clamping structure of the present invention.
In the figure: 1. the device comprises a base, 2, a fixing groove, 3, a high-voltage capacitor, 4, a clamping plate, 5, a connecting rod, 6, a rotating shaft, 7, a limiting plate, 8, a groove, 9, a compression spring, 10, a resistor box, 11, an ammeter, 12, a clamping seat, 13, a connecting wire, 14 and a crocodile clip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a testing device for high-voltage capacitor discharge includes a base 1, a fixing groove 2, a high-voltage capacitor 3, a clamping plate 4, a connecting rod 5, a rotating shaft 6, a limiting plate 7, a groove 8, a compression spring 9, a resistance box 10, an ammeter 11, a clamping base 12, a connecting wire 13 and an alligator clip 14; fixed slot 2 has been seted up to base 1 upper surface, fixed slot 2 is located one side of base 1 upper surface, just be provided with high-voltage capacitor 3 and grip block 4 in the fixed slot 2, grip block 4 hugs closely in high-voltage capacitor 3's the outside, just the outside limit of grip block 4 links together through connecting rod 5 and base 1, the one end of connecting rod 5 is connected with grip block 4 through pivot 6, the other end of connecting rod 5 links together through welding and limiting plate 7 of setting in recess 8, recess 8 is seted up respectively at the both sides inner wall of fixed slot 2, just install compression spring 9 in the recess 8, resistance box 10, ampere meter 11 and grip slipper 12 all set up the upper surface at base 1, just one side of resistance box 10 is provided with grip slipper 12, the opposite side of resistance box 10 is provided with ampere meter 11, the both ends winding through connecting wire 13 between resistance box 10 and the ampere meter 11 carries out the electrical property on the terminal And the resistor box 10 and the ammeter 11 are electrically connected with the high-voltage capacitor 3 through a connecting wire 13 with an alligator clip 14, the front end of the alligator clip 14 is respectively clamped on a binding post of the high-voltage capacitor 3, and the tail end of the alligator clip 14 is respectively welded with the connecting wire 13.
The clamping plates 4 are arc-shaped, the clamping plates 4 are symmetrically arranged on two sides of the high-voltage capacitor 3 and can be in seamless fit with the outer wall of the high-voltage capacitor 3, so that the high-voltage capacitor 3 can be clamped conveniently, the top ends of the clamping plates 4 are in a pointed shape, the clamping plates 4 are rotatably connected with the connecting rods 5 through the rotating shafts 6, so that the high-voltage capacitor 3 can be placed between the clamping plates 4, the limiting plate 7 abuts against one end of the compression spring 9, the connecting rods 5 are in telescopic connection with the compression spring 9 through the elastic action of the limiting plate 7 and the compression spring 9 in the grooves 8, the distance between the two clamping plates 4 can be adjusted, so that the high-voltage capacitors 3 with different sizes can be clamped and fixed conveniently, the resistor box 10 and the ammeter 11 are connected in series with a fixed value resistor, the resistance value of the whole loop of the testing device can be adjusted to be 10-12 kilohms, so that, the reading of the ammeter 11 is reduced along with the change of time, and the reading of the ammeter 11 is recorded at regular intervals, so that a discharge current and discharge time curve graph can be obtained, and the capacitance value of the high-voltage capacitor 3 can be tested.
The working principle is as follows: when using this a testing arrangement for high-voltage capacitor discharges, at first place full of the high-voltage capacitor 3 who charges in fixed slot 2, grip block 4 through both sides is fixed it, then take off alligator clip from grip slipper 12, the centre gripping is on two terminals of high-voltage capacitor 3 respectively, and then make high-voltage capacitor 3, resistance box 10 and ampere meter 11 form the return circuit, the realization is to discharging of high-voltage capacitor 3, and the reading of ampere meter 11 reduces along with the time change, the reading of ampere meter 11 is once recorded at every certain time, and then can obtain the curve chart of discharge current and discharge time, and then can test the capacitance value of high-voltage capacitor 3.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A testing device for high-voltage capacitor discharge is characterized in that: the device comprises a base (1), a fixing groove (2), a high-voltage capacitor (3), a clamping plate (4), a connecting rod (5), a rotating shaft (6), a limiting plate (7), a groove (8), a compression spring (9), a resistance box (10), an ammeter (11), a clamping seat (12), a connecting wire (13) and a crocodile clip (14); the fixing groove (2) is formed in the upper surface of the base (1), the fixing groove (2) is located on one side of the upper surface of the base (1), a high-voltage capacitor (3) and a clamping plate (4) are arranged in the fixing groove (2), the clamping plate (4) is tightly attached to the outer side of the high-voltage capacitor (3), the outer side edge of the clamping plate (4) is connected with the base (1) through a connecting rod (5), one end of the connecting rod (5) is connected with the clamping plate (4) through a rotating shaft (6), the other end of the connecting rod (5) is connected with a limiting plate (7) arranged in a groove (8) through welding, the grooves (8) are respectively formed in the inner walls of the two sides of the fixing groove (2), a compression spring (9) is arranged in the groove (8), and a resistance box (10), an ammeter (11) and a clamping seat (12) are all arranged on the upper surface of the base (1), just one side of resistance box (10) is provided with grip slipper (12), the opposite side of resistance box (10) is provided with ampere meter (11), carry out electric connection through the both ends winding of connecting wire (13) on the terminal between resistance box (10) and ampere meter (11), resistance box (10) and ampere meter (11) all carry out electric connection through connecting wire (13) that have alligator clip (14) and high-voltage capacitor (3), the front end of alligator clip (14) centre gripping respectively on the terminal of high-voltage capacitor (3), just the tail end of alligator clip (14) welds together with connecting wire (13) respectively.
2. A test apparatus for high voltage capacitive discharge as claimed in claim 1, wherein: the clamping plates (4) are arc-shaped, and the clamping plates (4) are symmetrically arranged on two sides of the high-voltage capacitor (3).
3. A test apparatus for high voltage capacitive discharge as claimed in claim 1, wherein: the top of grip block (4) is the closed angle form, and grip block (4) are through pivot (6) and connecting rod (5) be the rotation and be connected.
4. A test apparatus for high voltage capacitive discharge as claimed in claim 1, wherein: the limiting plate (7) is abutted against one end of the compression spring (9), and the connecting rod (5) is in telescopic connection in the groove (8) through the elastic action of the limiting plate (7) and the compression spring (9).
5. A test apparatus for high voltage capacitive discharge as claimed in claim 1, wherein: a constant value resistor is connected in series between the resistor box (10) and the ammeter (11).
6. A test apparatus for high voltage capacitive discharge as claimed in claim 1, wherein: the reading of the ammeter (11) decreases with time and the reading of the ammeter (11) is recorded at regular intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921726626.5U CN211236117U (en) | 2019-10-15 | 2019-10-15 | Testing device for high-voltage capacitor discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921726626.5U CN211236117U (en) | 2019-10-15 | 2019-10-15 | Testing device for high-voltage capacitor discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211236117U true CN211236117U (en) | 2020-08-11 |
Family
ID=71922303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921726626.5U Expired - Fee Related CN211236117U (en) | 2019-10-15 | 2019-10-15 | Testing device for high-voltage capacitor discharge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211236117U (en) |
-
2019
- 2019-10-15 CN CN201921726626.5U patent/CN211236117U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |