CN216387243U - Ten-channel parallel safety gauge tester - Google Patents
Ten-channel parallel safety gauge tester Download PDFInfo
- Publication number
- CN216387243U CN216387243U CN202122795833.XU CN202122795833U CN216387243U CN 216387243 U CN216387243 U CN 216387243U CN 202122795833 U CN202122795833 U CN 202122795833U CN 216387243 U CN216387243 U CN 216387243U
- Authority
- CN
- China
- Prior art keywords
- board
- tester
- channel parallel
- shell
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a ten-channel parallel safety tester, which comprises a tester shell, wherein a PLC interface board is arranged in the tester shell at a position close to a rear panel, a display board and a key board are arranged in the tester shell at a position close to a front panel, the display board is connected with a display screen on the outer side of the front panel of the tester shell, and the key board is connected with keys on the outer side of the front panel of the tester shell. In the tester shell, a mainboard butt-joint board, a mainboard, a DSP board, a double power amplifier board, a booster, a filter board, a high-voltage switching and sampling board and a high-voltage butt-joint board are sequentially inserted from the display board and the key board to the PLC interface board. The utility model can realize that one tester can complete ten-path parallel test functions in the test, and the test speed is obviously improved; the modularized design is adopted, the test channels are not influenced mutually, one test channel is damaged and does not influence other channels, and the problem that the instrument cannot be used if the instrument fails on a customer site is solved.
Description
Technical Field
The utility model belongs to the technical field of comprehensive analysis testers, and particularly relates to a ten-channel parallel safety tester which is used for realizing ten-channel parallel electric safety performance comprehensive analysis testing.
Background
The general safety tester can only complete one-way test or ten-way serial test function by one tester at one time. However, when the customer has a requirement for ten parallel tests, that is, after the test line is connected, the start key is pressed, ten tested products are tested simultaneously, and the requirements of respective test results are obtained. In the existing ten-path parallel test, ten test loads are generally tested by connecting ten safety testers and simultaneously controlling the starting or by a ten-path serial mode.
In the prior art, when ten paths of tests are realized by ten safety testers, the test equipment is large in size, the control of control signals is complex, and separate control equipment is needed. The other is ten-way serial to realize ten-way test, but the test is equivalent to only testing one tested object at a time, and the test speed is slow.
Disclosure of Invention
In order to solve the technical problem, the ten-channel parallel safety tester realizes the ten-channel parallel test function through one safety tester, and the utility model provides a ten-channel parallel safety tester with a modular design. The technical scheme adopted by the utility model is as follows:
a ten-channel parallel safety tester comprises: the tester comprises a tester shell, wherein a PLC interface board is arranged at a position, close to a rear panel, in the tester shell, a display board and a key board are arranged at a position, close to a front panel, in the tester shell, the display board is connected with a display screen at the outer side of the front panel of the tester shell, and the key board is connected with keys at the outer side of the front panel of the tester shell. In the tester shell, a mainboard butt-joint board, a mainboard, a DSP board, a double power amplifier board, a booster, a filter board, a high-voltage switching and sampling board and a high-voltage butt-joint board are sequentially inserted from the display board and the key board to the PLC interface board.
The utility model has the beneficial effects that:
firstly, ten paths of test modules are integrated in one device, and the ten paths of parallel test functions can be completed by one tester in the aspect of test, so that the test speed is obviously improved.
Secondly, the modular design is adopted, all the test channels are not affected, and the damage of one test channel does not affect other channels, so that the problem that the instrument cannot be used if the instrument fails on the site of a client is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are specific embodiments of the utility model, and that other drawings within the scope of the present application can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic structural diagram of a ten-channel parallel safety tester according to an embodiment of the utility model;
FIG. 2 is a schematic circuit diagram of a ten-channel parallel safety tester according to an embodiment of the utility model;
FIG. 3 is a schematic diagram of the testing principle of a ten-channel parallel safety-regulation tester according to an embodiment of the present invention;
in the figure, 1 is the tester shell, 2 is the mainboard butt-joint board, 3 is the mainboard, 4 is the DSP board, 5 is the display panel, 6 is the keypad, 7 is radiator fan, 8 is two power amplifiers board, 9 is the step-up transformer, 10 is the filtering board, 11 is high pressure switching and sampling board, 12 is the PLC interface board, 13 is the high pressure butt-joint board.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a ten-channel parallel safety tester according to an embodiment of the present invention. A ten-channel parallel safety tester comprises: the tester shell 1, tester shell 1 be 4U quick-witted case. A PLC interface board 12 is arranged in the tester shell 1 and close to the rear panel, a display panel 5 and a key board 6 are arranged in the tester shell 1 and close to the front panel, the display panel 5 is connected with a display screen on the outer side of the front panel of the tester shell 1, and the key board 6 is connected with keys on the outer side of the front panel of the tester shell 1. In the tester shell 1, a mainboard butt-joint plate 2, a mainboard 3, a DSP plate 4, a double power amplifier plate 8, a booster 9, a filter plate 10, a high-voltage switching and sampling plate 11 and a high-voltage butt-joint plate 13 are sequentially inserted between a display plate 5 and a key plate 6 and a PLC interface board 12, and a cooling fan 7 is arranged at the position of the double power amplifier plate 8 and used for cooling the safety tester.
Fig. 2 is a schematic circuit diagram of a ten-channel parallel safety-standard tester according to an embodiment of the present invention. The main board 3 and the DSP board 4 complete the dispatching function of the safety tester, the DSP board 4 is provided with a micro-processing chip TMS320F2812PGFA for main board program storage, data calculation and the like, the micro-processing chip and a circuit on the main board 3 complete the testing functions of voltage resistance, insulation and the like, and output, sampling, regulation and the like, the display board 5 and the key board 6 complete the man-machine interaction interface function of the safety tester, the main board butt joint board 2 completes the butt joint function of the main board 3, the display board 5 and the key board 6, the double power amplifier board 8 and the booster 9 complete the power amplification function of an electric function source, the filter board 10 completes the filtering function, the high-voltage switching and sampling function is completed by the high-voltage switching and sampling board 11, the high-voltage butt joint board 13 completes the high-voltage butt joint function, and the PLC interface board completes the external interface function. Wherein a high voltage switching and sampling board 11+ a double power amplifier board 8 and a booster 9+ a filter board 10+ a main board 3 and a DSP board 4 (2 paths in total) can form a test single path output, thereby combining ten parallel test channels. Furthermore, the main board 3 adopts a two-way system scheduling board, and the DSP board 4 adopts a two-way digital signal processing board. An MK22 (abbreviation for MK22FX512AVLH 12) microcontroller is integrated on the display panel 5 for display panel program storage, display processing, and the like.
In the embodiment of the utility model, the tasks of the main board and the display board are shown in the following table:
in the embodiment of the utility model, the withstand voltage test capacity is AC 5kV 10mA, DC 6kV 5mA, IR 2500V 50G; a ten-way pass/fail indicator lamp is additionally arranged on the front panel of the tester shell 1 and used for indicating ten-way test results of the ten-way parallel safety tester; the inside card formula overall arrangement that adopts of tester shell 1 reduces the pencil, improves production efficiency.
In the embodiment of the utility model, the connection modes of the board cards comprise two modes of butt joint and wiring. There are three types of docking connectors in the docking manner, namely: double-row pin socket, European product connector and copper block with spring. The wiring harness connection mode in the wiring mode is splicing, and the wiring path of the wiring harness is shortest; note that: the 300V/15V connector between the double power amplifier board 8 and the power supply needs to be fool-proof in red and white, so as to avoid wrong sequence. The LCD panel is soldered 2 by 8 double rows of pins to connect to the display panel 5.
In the embodiment of the utility model, three sets of cable accessories are labeled and matched, namely a high-voltage wire, a return line and a power line; and selecting one set, namely a communication line. Wherein, the power line and the communication line are commonly connected with the current safety standard mature product; the instrument end and the electric wire of the high-voltage wire and the return line are all universal with the current safety standard mature product, and the client selects a PA45 safety energy terminal which can be butted with a BP30 terminal of Huacheng field.
Fig. 3 is a schematic diagram illustrating a testing principle of a ten-channel parallel safety-standard tester according to an embodiment of the present invention. The ten-channel parallel safety tester is connected with an upper computer, 485 communication is carried out on the display panel 5 and the five DSP boards 4 at the same time, the interface of the DSP boards 4 is an SCIB serial communication interface, a Chroma 19020 is adopted as a communication protocol, the interface of the rear panel is the prior art, the volume of the buzzer is adjustable, and the fact that a user does not feel stuck in the test process is guaranteed. Furthermore, a cascade scanning box interface is reserved in the ten-channel parallel safety tester, and the cascade scanning box is a switching device and can be connected with more channels; for example, now ten-way testing, twenty-way testing can be achieved by this cascaded scan cell.
Finally, it is to be noted that: the above examples are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.
Claims (10)
1. The utility model provides a ten passageway parallel ann rule testers which characterized in that includes: the tester comprises a tester shell (1), wherein a PLC interface board (12) is arranged in the tester shell (1) at a position close to a rear panel, a display panel (5) and a key board (6) are arranged in the tester shell (1) at a position close to a front panel, the display panel (5) is connected with a display screen on the outer side of the front panel of the tester shell (1), and the key board (6) is connected with keys on the outer side of the front panel of the tester shell (1); in the tester shell (1), a mainboard butt-joint board (2), a mainboard (3), a DSP board (4), a double-power amplification board (8), a booster (9), a filter board (10), a high-voltage switching and sampling board (11) and a high-voltage butt-joint board (13) are sequentially inserted between the display board (5) and the key board (6) and the PLC interface board (12).
2. The ten-channel parallel safety tester as claimed in claim 1, wherein the main board (3) and the DSP board (4) perform scheduling functions of the safety tester, the DSP board (4) has a micro-processing chip TMS320F2812PGFA for main board program storage and data calculation, and the micro-processing chip performs voltage withstand and insulation test and output, sampling and regulation functions together with circuits on the main board (3).
3. The ten-channel parallel safety standard tester as claimed in claim 2, wherein the main board (3) adopts a two-way system scheduling board, and the DSP board (4) adopts a two-way digital signal processing board.
4. The ten-channel parallel safety tester as claimed in claim 1, wherein the display panel (5) and the keypad (6) perform the man-machine interface function of the safety tester, and the display panel (5) is integrated with an MK22 microcontroller for displaying the program storage and display processing of the display panel.
5. The parallel ann rule tester of ten passageways of claim 1, characterized in that, mainboard butt joint board (2) accomplish mainboard (3) and display panel (5) and butt joint function of keypad (6), double power amplifier board (8) and booster (9) accomplish the power amplifier function of electric function source, filter board (10) accomplish the filtering function, high-pressure switch and sampling board (11) accomplish the high-pressure switch and the sampling function, high-pressure butt joint board (13) accomplish the high-pressure butt joint function, the PLC interface board accomplishes the external interface function.
6. The ten-channel parallel safety standard tester according to any one of claims 1 to 5, wherein the tester housing (1) is a 4U case, and a heat radiation fan (7) is arranged at the double power amplifier board (8) for heat radiation of the safety standard tester.
7. The ten-channel parallel safety standard tester as claimed in claim 6, wherein a ten-way pass/fail indicator lamp is added on the front panel of the tester housing (1) for indicating the ten-way test result of the ten-channel parallel safety standard tester; the inside of the tester shell (1) adopts a card-inserting type layout.
8. The ten-channel parallel safety standard tester as claimed in claim 7, wherein the connection mode between the board cards is butt joint and wiring; there are three types of docking connectors in the docking manner, namely: the double-row contact pin socket comprises a double-row contact pin socket body, a connector and a copper block with a spring; the wiring harness connection mode in the wiring mode is plugging, and a 300V/15V connector between the double power amplification board (8) and a power supply is fool-proof by red and white; the LCD screen is soldered with 2 x 8 double rows of pins for connecting to the display panel (5).
9. The ten-channel parallel safety standard tester as claimed in claim 8, wherein the cable accessories are standard three sets, namely high voltage line, return line and power line; and selecting one set, namely a communication line.
10. The parallel safety standard tester with ten channels as claimed in claim 6, wherein the interface of the DSP board (4) is SCIB serial communication interface, the communication protocol adopts Chroma 19020, and the buzzer is volume adjustable; a cascade scanning box interface is reserved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795833.XU CN216387243U (en) | 2021-11-15 | 2021-11-15 | Ten-channel parallel safety gauge tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795833.XU CN216387243U (en) | 2021-11-15 | 2021-11-15 | Ten-channel parallel safety gauge tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216387243U true CN216387243U (en) | 2022-04-26 |
Family
ID=81253362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122795833.XU Active CN216387243U (en) | 2021-11-15 | 2021-11-15 | Ten-channel parallel safety gauge tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216387243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116821045A (en) * | 2023-08-28 | 2023-09-29 | 悦芯科技股份有限公司 | Board card structure for testing 512DUT memory device |
-
2021
- 2021-11-15 CN CN202122795833.XU patent/CN216387243U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116821045A (en) * | 2023-08-28 | 2023-09-29 | 悦芯科技股份有限公司 | Board card structure for testing 512DUT memory device |
| CN116821045B (en) * | 2023-08-28 | 2023-11-14 | 悦芯科技股份有限公司 | Board card structure for testing 512DUT memory device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216387243U (en) | Ten-channel parallel safety gauge tester | |
| WO2019227731A1 (en) | Display screen lighting-up test device and method | |
| CN114200295A (en) | Plug connector switching method for mechanical characteristic test of 10KV circuit breaker | |
| CN114325149A (en) | Special robot electrical fault diagnosis system | |
| CN210514572U (en) | Test instrument with quick-charging test voltage conversion and electronic load | |
| CN218069149U (en) | Digital circuit experiment module and experiment box based on FPGA logic chip mapping | |
| CN111104131A (en) | Power panel, chip burning device and burning method | |
| CN207742256U (en) | Portable full-automatic electric interface direct current resistance test system | |
| CN108152593B (en) | Portable full-automatic electric interface direct current resistance test system and test method | |
| CN218850791U (en) | Comprehensive test bed for network equipment | |
| CN217404335U (en) | ATE testing arrangement and ATE test equipment | |
| CN219085127U (en) | Portable multifunctional display device for measuring excitation characteristics of voltage transformer | |
| CN220323778U (en) | Automobile controller testing device | |
| CN214311711U (en) | Power panel and chip burning device | |
| CN219066030U (en) | Automobile electronic control unit test bench based on hardware-in-loop equipment | |
| CN218848243U (en) | Comprehensive test bed for industrial control equipment | |
| CN211478637U (en) | Multifunctional electric energy metering system comprehensive detection platform | |
| CN213457259U (en) | Routine test automatic testing device for low-voltage power distribution switch | |
| CN112816804B (en) | Pulse testing device with high integration level | |
| CN221078841U (en) | Multi-parameter comprehensive automatic testing equipment for multi-core digital products | |
| CN211698014U (en) | Integrated circuit board debugging tool for integrating debugging resources | |
| CN116381414B (en) | Cable test bench and test method thereof | |
| CN212623737U (en) | Switch for control circuit, control device | |
| CN216870719U (en) | Secondary cable insulation testing device | |
| CN217135391U (en) | Power module, ion source power supply, ion source device and vacuum coating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |