CN220671474U - Testing device for variable frequency power supply - Google Patents
Testing device for variable frequency power supply Download PDFInfo
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- CN220671474U CN220671474U CN202320911670.3U CN202320911670U CN220671474U CN 220671474 U CN220671474 U CN 220671474U CN 202320911670 U CN202320911670 U CN 202320911670U CN 220671474 U CN220671474 U CN 220671474U
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- power supply
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- variable frequency
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 241000251468 Actinopterygii Species 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a testing device of a variable frequency power supply, which is characterized in that a top cover is connected with a shell through a connecting unit, wherein the connecting unit comprises a first flanging, a second flanging, a screw and a nut; the first turn-ups set up on the lateral wall of casing, the second turn-ups set up on the lateral wall of top cap, first turn-ups and second turn-ups are corresponding, set up corresponding connecting hole respectively at first turn-ups and second turn-ups, in first turn-ups and second turn-ups's connecting hole is worn to locate to the screw, the bottom coupling nut of screw, from this can realize being connected at the outlying dismantlement of casing through at the lateral part of top cap and casing and outwards extension second turn-ups and first turn-ups, and then prevent and cause the fish tail to the circuit board after its inside formation connecting unit, and then can guarantee the safety protection to variable frequency power supply testing arrangement, improve job stabilization nature and reliability.
Description
Technical Field
The utility model relates to the technical field of power supply testing equipment, in particular to a testing device of a variable frequency power supply.
Background
In the production and manufacturing process of the variable frequency power supply, the power supply equipment is required to be tested in a factory link, the variable frequency power supply is usually connected with the power supply equipment through a testing device, and the parameter monitoring of the power supply equipment in the working process is realized through an internal circuit of the testing device, so that the testing of the power supply equipment is realized. But current testing arrangement its main inconvenient problem of dismantlement that exists, when dismantling the change to testing arrangement's internal circuit, need dismantle casing and top cap, and then conveniently change internal circuit, but the connected mode between current casing and the top cap is directly offered the screw hole on the lateral wall of casing, realizes the connection of top cap and casing through the fastener of connecting between top cap and casing, but this mode can lead to the fastener easily in the installation or dismantlement in-process, causes fish tail or destruction to internal detection circuit, and then has influenced detection stability.
Disclosure of Invention
In view of this, the technical problems to be solved by the present utility model are: how to provide a testing device of a variable frequency power supply so as to conveniently realize the connection between a top cover and a shell and prevent a fastener from damaging or scratching a circuit board.
In order to achieve the above purpose, the utility model provides a testing device of a variable frequency power supply, which comprises a shell, a top cover, a connector, a power supply socket and a connecting unit;
the shell is connected with the top cover through the connecting unit, a circuit board for accommodating a detection circuit is arranged in the shell, the connector is arranged on the top cover, the power supply socket is arranged on the top cover, and the connector and the power supply socket are connected with the circuit board;
the connecting unit comprises a first flanging, a second flanging, a screw and a nut; the first flanging is arranged on the side wall of the shell, the second flanging is arranged on the side wall of the top cover, the first flanging is corresponding to the second flanging, corresponding connecting holes are respectively formed in the first flanging and the second flanging, the screw penetrates through the connecting holes of the first flanging and the second flanging, and the bottom of the screw is connected with the nut.
Further, the first flange comprises a first connecting plate and a first mounting plate, the first connecting plate is connected with the side wall of the shell, and an included angle between the first connecting plate and the first mounting plate is an obtuse angle.
Further, the second flanging comprises a second connecting plate and a second mounting plate, the second connecting plate is connected with the side wall of the top cover, and an included angle between the second connecting plate and the second mounting plate is a right angle or an acute angle.
Further, a cooling fan is arranged in the shell, and a ventilation grid corresponding to the cooling fan is arranged on the side wall of the shell.
Further, the first flange is located below the second flange.
Compared with the related art, the testing device for the variable frequency power supply has the beneficial effects that: the top cover is connected with the shell through a connecting unit, wherein the connecting unit comprises a first flanging, a second flanging, a screw and a nut; the first turn-ups set up on the lateral wall of casing, the second turn-ups set up on the lateral wall of top cap, first turn-ups and second turn-ups are corresponding, set up corresponding connecting hole respectively at first turn-ups and second turn-ups, in first turn-ups and second turn-ups's connecting hole is worn to locate to the screw, the bottom coupling nut of screw, from this can realize being connected at the outlying dismantlement of casing through at the lateral part of top cap and casing and outwards extension second turn-ups and first turn-ups, and then prevent and cause the fish tail to the circuit board after its inside formation connecting unit, and then can guarantee the safety protection to variable frequency power supply testing arrangement, improve job stabilization nature and reliability.
Drawings
FIG. 1 is a schematic diagram of a test device for a variable frequency power supply according to an embodiment of the present utility model;
fig. 2 is a front view of a testing device for a variable frequency power supply according to an embodiment of the utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
Referring to fig. 1-2, the present utility model provides a testing device for a variable frequency power supply, which includes a housing 11, a top cover 12, a connector 13, a power supply socket 14 and a connection unit.
The casing 11 is connected with the top cap 12 through the connecting unit, and the inside of casing 11 sets up the circuit board that is used for holding detection circuitry, and connector 13 sets up on top cap 12, and power supply socket 14 sets up on top cap 12, and connector 13 and power supply socket 14 are connected with the circuit board, are connected external power supply by power supply socket 14, realize the provision to testing arrangement's work power consumption, link to each other variable frequency power supply through cable and connector 13, and then realize the detection to variable frequency power supply.
The connection unit comprises a first flange 20, a second flange 30, a screw 40 and a nut (not shown in the figures). The first flanging 20 is arranged on the side wall of the shell 11, the second flanging 30 is arranged on the side wall of the top cover 12, the first flanging 20 and the second flanging 30 are corresponding, corresponding connecting holes are respectively formed in the first flanging 20 and the second flanging 30, the first flanging 20 is located below the second flanging 30, the screw 40 is arranged in the connecting holes of the first flanging 20 and the second flanging 30 in a penetrating manner, and the bottom of the screw 40 is connected with a nut.
Specifically, the first flange 20 includes a first connecting plate 21 and a first mounting plate 22, the first connecting plate 21 is connected to the first mounting plate 22, the first connecting plate 21 is connected to a side wall of the housing 11, and an included angle between the first connecting plate 21 and the first mounting plate 22 is an obtuse angle. The second flange 30 includes a second connecting plate 31 and a second mounting plate 32, the second connecting plate 31 is connected with the side wall of the top cover 12, and an included angle between the second connecting plate 31 and the second mounting plate 32 is a right angle or an acute angle. The included angle of the second flange 30 is smaller than that of the first flange 20, so that the top cover 12 can be conveniently and rapidly positioned and aligned with the first flange 20 in the process of being buckled with the shell 11.
The heat radiation fan 15 is arranged in the shell 11, the ventilation grille corresponding to the heat radiation fan 15 is arranged on the side wall of the shell 11, and the heat radiation can be effectively carried out in the shell 11 through the heat radiation fan 15.
From this through at top cap 12 and casing 11's lateral part and outwards extend second turn-ups 30 and first turn-ups 20 can realize at casing 11 outlying dismantlement connection, and then prevent and form the connecting unit in its inside after and cause the fish tail to the circuit board, and then can guarantee the safety protection to variable frequency power supply testing arrangement, improve job stabilization nature and reliability.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (5)
1. The testing device of the variable frequency power supply is characterized by comprising a shell, a top cover, a connector, a power supply socket and a connecting unit;
the shell is connected with the top cover through the connecting unit, a circuit board for accommodating a detection circuit is arranged in the shell, the connector is arranged on the top cover, the power supply socket is arranged on the top cover, and the connector and the power supply socket are connected with the circuit board;
the connecting unit comprises a first flanging, a second flanging, a screw and a nut; the first flanging is arranged on the side wall of the shell, the second flanging is arranged on the side wall of the top cover, the first flanging is corresponding to the second flanging, corresponding connecting holes are respectively formed in the first flanging and the second flanging, the screw penetrates through the connecting holes of the first flanging and the second flanging, and the bottom of the screw is connected with the nut.
2. The variable frequency power supply testing device of claim 1, wherein the first flange comprises a first connecting plate and a first mounting plate, the first connecting plate is connected with the side wall of the housing, and an included angle between the first connecting plate and the first mounting plate is an obtuse angle.
3. The variable frequency power supply testing device according to claim 1, wherein the second flange comprises a second connecting plate and a second mounting plate, the second connecting plate is connected with the side wall of the top cover, and an included angle between the second connecting plate and the second mounting plate is a right angle or an acute angle.
4. The test device for variable frequency power supply according to claim 1, wherein a cooling fan is provided in the housing, and a ventilation grill corresponding to the cooling fan is provided on a side wall of the housing.
5. The variable frequency power supply testing device of claim 1, wherein the first flange is located below the second flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320911670.3U CN220671474U (en) | 2023-04-21 | 2023-04-21 | Testing device for variable frequency power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320911670.3U CN220671474U (en) | 2023-04-21 | 2023-04-21 | Testing device for variable frequency power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220671474U true CN220671474U (en) | 2024-03-26 |
Family
ID=90341821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320911670.3U Active CN220671474U (en) | 2023-04-21 | 2023-04-21 | Testing device for variable frequency power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220671474U (en) |
-
2023
- 2023-04-21 CN CN202320911670.3U patent/CN220671474U/en active Active
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