CN203798937U - Portable ship power station detector - Google Patents
Portable ship power station detector Download PDFInfo
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- CN203798937U CN203798937U CN201420219927.XU CN201420219927U CN203798937U CN 203798937 U CN203798937 U CN 203798937U CN 201420219927 U CN201420219927 U CN 201420219927U CN 203798937 U CN203798937 U CN 203798937U
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- alternating current
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Abstract
The utility model provides a portable ship power station detector comprising a one-chip microcomputer, an Ethernet high speed synchronous data acquisition terminal, a USB high speed synchronous data acquisition terminal, a voltage-stabilized power source, first three single-phase alternating current transmitters, a first three-phase alternating current transmitter, second three single-phase alternating current transmitters, and three single-phase alternating current transmitters. The one-chip microcomputer is connected with the Ethernet high speed synchronous data acquisition terminal through an Ethernet communication line, and the one-chip microcomputer is connected with the USB high speed synchronous data acquisition terminal through a USB data line. The voltage-stabilized power source is electrically connected with the one-chip microcomputer, the Ethernet high speed synchronous data acquisition terminal, the USB high speed synchronous data acquisition terminal, the first three single-phase alternating current transmitters, the first three-phase alternating current transmitter, the second three single-phase alternating current transmitters, and the three single-phase alternating current transmitters. The portable ship power station detector is advantaged by large number of monitoring parameters, simple structure, good portability, and low cost.
Description
Technical field
The utility model belongs to Ship Power Station technical field of automation, is specifically related to a kind of portable boats and ships power station detector.
Background technology
Ship Power Station is auxiliary power unit important on ship, belongs to the important component part of Ship Electrical Power System, is mainly used in to the required electric power of each supply of equipment of full ship.Whether Ship Power Station normal operation, directly affects the economy of security and the operation of ship's navigation, therefore, Ship Power Station operational factor monitored, and has a very important role.
Spot ship power station monitoring equipment, has that monitoring parameter is few, a complex structure, the portable poor and high problem of cost.
Utility model content
The defect existing for prior art, the utility model provides a kind of portable boats and ships power station detector, have advantages of that monitoring parameter is many, simple in structure, good portability and cost low.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of portable boats and ships power station detector, comprising: single-chip microcomputer (1), Ethernet high-speed synchronous data acquiring terminal (4), USB high-speed synchronous data acquiring terminal (5), stabilized voltage supply (6), the 1 three single-phase alternating current transmitter (7.1), the 1st three-phase alternating current pressure transmitter (8.1), the 2 three single-phase alternating current transmitter (7.2) and three single-phase AC voltage transmitters (8.2); Described single-chip microcomputer (1) is connected with described Ethernet high-speed synchronous data acquiring terminal (4) by ethernet communication line (2), and described single-chip microcomputer (1) is connected with described USB high-speed synchronous data acquiring terminal (5) by usb data line (3); Described stabilized voltage supply (6) is electrically connected to described single-chip microcomputer (1), described Ethernet high-speed synchronous data acquiring terminal (4), described USB high-speed synchronous data acquiring terminal (5), described the 1 three single-phase alternating current transmitter (7.1), described the 1st three-phase alternating current pressure transmitter (8.1), described the 2 three single-phase alternating current transmitter (7.2) and described three single-phase AC voltage transmitters (8.2) respectively;
Described Ethernet high-speed synchronous data acquiring terminal (4) disposes three Sampling Interfaces, is respectively the 1st Sampling Interface, the 2nd Sampling Interface and the 3rd Sampling Interface; Wherein, described the 1st Sampling Interface is connected with the direct input interface M of the 1st weak electric signal by the 1st analog and digital signal line (15.1); Described the 2nd Sampling Interface is connected with the 1st transmitter input aviation plug F by described the 1 three single-phase alternating current transmitter (7.1); Described the 3rd Sampling Interface is connected with the 2nd transmitter input aviation plug G by described the 1st three-phase alternating current pressure transmitter (8.1); Wherein, described the 1st transmitter input aviation plug F, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 2nd transmitter input aviation plug G, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output;
Described USB high-speed synchronous data acquiring terminal (5) disposes three Sampling Interfaces, is respectively the 4th Sampling Interface, the 5th Sampling Interface and the 6th Sampling Interface; Wherein, described the 4th Sampling Interface is connected with the direct input interface N of the 2nd weak electric signal by the 2nd analog and digital signal line (15.2); Described the 5th Sampling Interface is connected with the 3rd transmitter input aviation plug C by described the 2 three single-phase alternating current transmitter (7.2); Described the 6th Sampling Interface is connected with the 4th transmitter input aviation plug D by described three single-phase AC voltage transmitters (8.2); Wherein, described the 3rd transmitter input aviation plug C, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 4th transmitter input aviation plug D, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output.
Preferably, the output terminal of described the 1st three-phase alternating current pressure transmitter (8.1) is connected to the AIn point of described Ethernet high-speed synchronous data acquiring terminal (4), and the GND point of described the 1st three-phase alternating current pressure transmitter (8.1) is connected with the GND point of the AIGND point of described Ethernet high-speed synchronous data acquiring terminal (4) and described stabilized voltage supply (6);
The output terminal of described three single-phase AC voltage transmitters (8.2) is connected to the AIn point of described USB high-speed synchronous data acquiring terminal (5), and the GND point of described three single-phase AC voltage transmitters (8.2) is connected with the GND point of the AIGND of described USB high-speed synchronous data acquiring terminal (5) and described stabilized voltage supply (6).
Preferably, the output terminal of described the 1 three single-phase alternating current transmitter (7.1) is connected to the AIn point of described Ethernet high-speed synchronous data acquiring terminal (4), and the GND point of described the 1 three single-phase alternating current transmitter (7.1) is connected with the GND point of the AIGND of described Ethernet high-speed synchronous data acquiring terminal (4) and described stabilized voltage supply (6);
The output terminal of described the 2 three single-phase alternating current transmitter (7.2) is connected to the AIn point of described USB high-speed synchronous data acquiring terminal (5), and the GND point of described the 2 three single-phase alternating current transmitter (7.2) is connected with the GND point of the AIGND of described USB high-speed synchronous data acquiring terminal (5) and described stabilized voltage supply (6).
Preferred:
The model of described the 1 three single-phase alternating current transmitter (7.1) is WBI021J27;
The model of described the 1st three-phase alternating current pressure transmitter (8.1) is WB3U411U07;
The model of described the 2 three single-phase alternating current transmitter (7.2) is WBI411S47
The single-phase AC voltage transmitter that described three single-phase AC voltage transmitters (8.2) are WB3U411U07 by three models forms.
Preferably, described stabilized voltage supply (6) is composed in series by the switch power module of two guide tracked installations.
Preferably, also comprise cabinet (14); Described cabinet (14) inside is divided into two-layer, and upper strata is used for placing described single-chip microcomputer (1); Lower floor is used for placing described Ethernet high-speed synchronous data acquiring terminal (4), described USB high-speed synchronous data acquiring terminal (5), described stabilized voltage supply (6), described the 1 three single-phase alternating current transmitter (7.1), described the 1st three-phase alternating current pressure transmitter (8.1), described the 2 three single-phase alternating current transmitter (7.2) and described three single-phase AC voltage transmitters (8.2).
Preferably, also comprise cooling fan (11); Described cooling fan (11) is arranged in the back side air admission hole of described cabinet (14); Two sides at described cabinet (14) are respectively arranged with louvre.
Preferably, the specification of described cabinet (14) is as follows: long * wide * high=600 millimeters * 500 millimeters * 110 millimeters.
The portable boats and ships power station detector that the utility model provides has the following advantages:
(1) monitoring parameter of supporting is many: can directly input the forceful electric power signal after mutual inductor conversion, also can directly input weak electric signal, also can forceful electric power and weak electric signal mix input;
(2) configure altogether two data collection stations, 4 data acquisition channels, therefore, support that hyperchannel detects simultaneously, expanded its usable range;
(3) volume of whole cabinet is little, lightweight, good portability;
(4) one-piece construction is simple, cost is low.
Accompanying drawing explanation
The structural representation of the portable boats and ships power station detector that Fig. 1 provides for the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
In conjunction with Fig. 1, the utility model provides a kind of portable boats and ships power station detector, comprising: single-chip microcomputer 1, Ethernet high-speed synchronous data acquiring terminal 4, USB high-speed synchronous data acquiring terminal 5, stabilized voltage supply the 6, the 1 three single-phase alternating current transmitter the 7.1, the 1st three-phase alternating current pressure transmitter the 8.1, the 2 three single-phase alternating current transmitter 7.2 and three single-phase AC voltage transmitters 8.2; Described single-chip microcomputer 1 is connected with described Ethernet high-speed synchronous data acquiring terminal 4 by ethernet communication line 2, and described single-chip microcomputer 1 is connected with described USB high-speed synchronous data acquiring terminal 5 by usb data line 3; Described stabilized voltage supply 6 is electrically connected to described single-chip microcomputer 1, described Ethernet high-speed synchronous data acquiring terminal 4, described USB high-speed synchronous data acquiring terminal 5, described the 1 three single-phase alternating current transmitter 7.1, described the 1st three-phase alternating current pressure transmitter 8.1, described the 2 three single-phase alternating current transmitter 7.2 and described three single-phase AC voltage transmitters 8.2 respectively; Wherein, single-chip microcomputer can adopt 19 inches of notebook computers.Single-chip microcomputer disposes 220VAC50Hz power lead 1.1, RS485 data line 1.2 and usb data line 1.3.Stabilized voltage supply disposes 5V power lead 6.2 and 190～230VAC50/60Hz power lead 6.3 of data collection station 5V power lead 6.1, transmitter.
Described Ethernet high-speed synchronous data acquiring terminal 4 disposes three Sampling Interfaces, is respectively the 1st Sampling Interface, the 2nd Sampling Interface and the 3rd Sampling Interface; Wherein, described the 1st Sampling Interface is connected with the direct input interface M of the 1st weak electric signal by the 1st analog and digital signal line 15.1; Described the 2nd Sampling Interface is connected with the 1st transmitter input aviation plug F by described the 1 three single-phase alternating current transmitter 7.1; Described the 3rd Sampling Interface is connected with the 2nd transmitter input aviation plug G by described the 1st three-phase alternating current pressure transmitter 8.1; Wherein, described the 1st transmitter input aviation plug F, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 2nd transmitter input aviation plug G, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output;
Described USB high-speed synchronous data acquiring terminal 5 disposes three Sampling Interfaces, is respectively the 4th Sampling Interface, the 5th Sampling Interface and the 6th Sampling Interface; Wherein, described the 4th Sampling Interface is connected with the direct input interface N of the 2nd weak electric signal by the 2nd analog and digital signal line 15.2; Described the 5th Sampling Interface is connected with the 3rd transmitter input aviation plug C by described the 2 three single-phase alternating current transmitter 7.2; Described the 6th Sampling Interface is connected with the 4th transmitter input aviation plug D by described three single-phase AC voltage transmitters 8.2; Wherein, described the 3rd transmitter input aviation plug C, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 4th transmitter input aviation plug D, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output.
Also comprise cabinet 14; Described cabinet 14 inside are divided into two-layer, and upper strata is used for placing described single-chip microcomputer 1; Lower floor is used for placing described Ethernet high-speed synchronous data acquiring terminal 4, described USB high-speed synchronous data acquiring terminal 5, described stabilized voltage supply 6, described the 1 three single-phase alternating current transmitter 7.1, described the 1st three-phase alternating current pressure transmitter 8.1, described the 2 three single-phase alternating current transmitter 7.2 and described three single-phase AC voltage transmitters 8.2.That is to say, portable boats and ships of the present utility model power station detector is integrated in a cabinet as a whole, and the specification of cabinet 14 is as follows: long * wide * high=600 millimeters * 500 millimeters * 110 millimeters, weight is 11.8kg.
In Fig. 1, A, B are the three-phase circuit of detected system, take to configure six voltage transformer (VT) 12 and six open-close type current transformers 13 are example, wherein, the ac voltage signal of mark 12.1 representative voltage mutual inductor outputs, mark 13.1 represents the ac current signal of current transformer output; Mark 10 representatives are through the three-phase ac signal of voltage/current mutual inductor input transducer.K, H, L are single-phase alternating current supply socket, and I is USB socket, and J is 9 needle serial port sockets, and wherein C, D, E, F, G, H, I, J, K, L perforate are all on cabinet back cover;
Concrete, transmitter, to data collection station transmission 0-5V signal, represents 0-5V signal with 9 in accompanying drawing; The portable boats and ships power station detector that the utility model provides, the equipment under test monitor signal that voltage transformer (VT) or current transformer collect is transferred to Ethernet high-speed synchronous data acquiring terminal 4 or USB high-speed synchronous data acquiring terminal 5 through transmitter, its power is 10w, the output of the 1 three single-phase alternating current transmitter the 7.1, the 1st three-phase alternating current pressure transmitter the 8.1, the 2 three single-phase alternating current transmitter 7.2 and three single-phase AC voltage transmitter 8.2 these four transmitters is ac voltage signal, and ac voltage signal scope is ± 10V; Ethernet high-speed synchronous data acquiring terminal 4 and USB high-speed synchronous data acquiring terminal 5 can be accepted voltage for ± 10V, or AC ± 7V, and passage can input direct-current or interchange, and direct current is no more than 10V, and peak values of ac is no more than 7V.Measured signal is read by Ethernet high-speed synchronous data acquiring terminal 4 and USB high-speed synchronous data acquiring terminal 5 Direct Recognition.
In addition, Alternative Voltage Converter, the three single-phase AC voltage transmitters 8.2 that are divided into the 1st three-phase alternating current pressure transmitter 8.1 and formed by three single-phase AC voltage transmitters, both principle of work are identical, all need constant voltage direct current ± 12V dual power supply, can directly gather two real-time voltages between line poor, the alternating voltage of input be become to the alternating voltage that dwindles 100 times.The 1st three-phase alternating current pressure transmitter 8.1 can not be surveyed single-phase alternating current, and three single-phase AC voltage transmitters 8.2 both can be surveyed three-phase alternating current, also can survey respectively single-phase alternating current.The 1st three-phase alternating current pressure transmitter 8.1 is connected to the AIn point of Ethernet high-speed synchronous data acquiring terminal 4, and its GND point is connected with the GND of stabilized voltage supply 6 with the AIGND of Ethernet high-speed synchronous data acquiring terminal 4.Three single-phase AC voltage transmitters 8.2 are connected to the AIn point of USB high-speed synchronous data acquiring terminal 5, and its GND point is connected with the AIGND of USB high-speed synchronous data acquiring terminal 5 and the GND of power supply.
Three single-phase AC voltage transmitter models are WB3U411U07, form three single-phase AC voltage transmitters 8.2, and the sub-U+ of each single-phase differential input end, U-represent to gather two voltage differences between point.Between input terminal U+, U-, voltage difference is AC0～500V, and lead-out terminal Ug is AC0～5V.Single-phase alternating current is in the situation of double fire wire, and U+ and U-wiring are as broad as long; If only have a live wire, the U+ line of starting to exchange fire, U-connects hull, and gathering voltage difference between phase line and hull is single-phase voltage-to-ground.
The 1st three-phase alternating current pressure transmitter 8.1 models are WB3U411U07, and its corresponding three-phase input end is Ua, Ub, Uc, input voltage AC0～500V; Its output three-phase is Uab, Ubc and Uca, output voltage AC0～5V.
The output of AC current transducer is all alternating voltages, and AC current transducer itself needs constant voltage direct current ± 12V dual power supply.The 1 three single-phase alternating current transmitter 7.1 models are WBI021J27, input current AC0～50A, output voltage AC0～5V.The 2 three single-phase alternating current transmitter 7.2 models are WBI411S47, input current AC0～1A, output voltage AC0～5V.Tested electric current punching is passed through current transducer, the 1 three single-phase alternating current transmitter 7.1 outputs are connected to the AIn of Ethernet high-speed synchronous data acquiring terminal 4, and its GND point is connected with the AIGND of Ethernet high-speed synchronous data acquiring terminal 4 and the GND of stabilized voltage supply.The 2 three single-phase alternating current transmitter 7.2 outputs are connected to the AIn of USB high-speed synchronous data acquiring terminal 5, and its GND point is connected with the AIGND of USB high-speed synchronous data acquiring terminal 5 and the GND of stabilized voltage supply.
Stabilized voltage supply 6 is composed in series by the switch power module of two guide tracked installations.The rated current of each power module is 1.25A, and the power of wherein+12V power module is 15W, and the power of-12V power module is 15W, and the N of two power modules, L terminal meet outside single phase alternating current power supply 100V--230V50Hz.
Also comprise cooling fan 11; Described cooling fan 11 is arranged in the back side air admission hole of described cabinet 14, and fan perforate represents with E; Two sides at described cabinet 14 are respectively arranged with louvre.Cooling fan 11 disposes cooling fan 12V power lead 11.1.Fan size is 4cm*4cm, and fan power is 0.3w, and fan power supply 12V adopts fan air inlet radiating mode.
In sum, the portable boats and ships power station detector that the utility model provides, has the following advantages:
(1) monitoring parameter of supporting is many: can directly input the forceful electric power signal after mutual inductor conversion, also can directly input weak electric signal, also can forceful electric power and weak electric signal mix input;
(2) configure altogether two data collection stations, 4 data acquisition channels, therefore, support that hyperchannel detects simultaneously, expanded its usable range;
(3) volume of whole cabinet is little, lightweight, good portability;
(4) one-piece construction is simple, cost is low.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be looked protection domain of the present utility model.
Claims (8)
1. a portable boats and ships power station detector, it is characterized in that, comprising: single-chip microcomputer (1), Ethernet high-speed synchronous data acquiring terminal (4), USB high-speed synchronous data acquiring terminal (5), stabilized voltage supply (6), the 1 three single-phase alternating current transmitter (7.1), the 1st three-phase alternating current pressure transmitter (8.1), the 2 three single-phase alternating current transmitter (7.2) and three single-phase AC voltage transmitters (8.2); Described single-chip microcomputer (1) is connected with described Ethernet high-speed synchronous data acquiring terminal (4) by ethernet communication line (2), and described single-chip microcomputer (1) is connected with described USB high-speed synchronous data acquiring terminal (5) by usb data line (3); Described stabilized voltage supply (6) is electrically connected to described single-chip microcomputer (1), described Ethernet high-speed synchronous data acquiring terminal (4), described USB high-speed synchronous data acquiring terminal (5), described the 1 three single-phase alternating current transmitter (7.1), described the 1st three-phase alternating current pressure transmitter (8.1), described the 2 three single-phase alternating current transmitter (7.2) and described three single-phase AC voltage transmitters (8.2) respectively;
Described Ethernet high-speed synchronous data acquiring terminal (4) disposes three Sampling Interfaces, is respectively the 1st Sampling Interface, the 2nd Sampling Interface and the 3rd Sampling Interface; Wherein, described the 1st Sampling Interface is connected with the direct input interface M of the 1st weak electric signal by the 1st analog and digital signal line (15.1); Described the 2nd Sampling Interface is connected with the 1st transmitter input aviation plug F by described the 1 three single-phase alternating current transmitter (7.1); Described the 3rd Sampling Interface is connected with the 2nd transmitter input aviation plug G by described the 1st three-phase alternating current pressure transmitter (8.1); Wherein, described the 1st transmitter input aviation plug F, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 2nd transmitter input aviation plug G, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output;
Described USB high-speed synchronous data acquiring terminal (5) disposes three Sampling Interfaces, is respectively the 4th Sampling Interface, the 5th Sampling Interface and the 6th Sampling Interface; Wherein, described the 4th Sampling Interface is connected with the direct input interface N of the 2nd weak electric signal by the 2nd analog and digital signal line (15.2); Described the 5th Sampling Interface is connected with the 3rd transmitter input aviation plug C by described the 2 three single-phase alternating current transmitter (7.2); Described the 6th Sampling Interface is connected with the 4th transmitter input aviation plug D by described three single-phase AC voltage transmitters (8.2); Wherein, described the 3rd transmitter input aviation plug C, for being connected with current transformer, receives the ac current signal of described current transformer output; Described the 4th transmitter input aviation plug D, for being connected with voltage transformer (VT), receives the ac voltage signal of described voltage transformer (VT) output.
2. portable boats and ships according to claim 1 power station detector, it is characterized in that, the output terminal of described the 1st three-phase alternating current pressure transmitter (8.1) is connected to the AIn point of described Ethernet high-speed synchronous data acquiring terminal (4), and the GND point of described the 1st three-phase alternating current pressure transmitter (8.1) is connected with the GND point of the AIGND point of described Ethernet high-speed synchronous data acquiring terminal (4) and described stabilized voltage supply (6);
The output terminal of described three single-phase AC voltage transmitters (8.2) is connected to the AIn point of described USB high-speed synchronous data acquiring terminal (5), and the GND point of described three single-phase AC voltage transmitters (8.2) is connected with the GND point of the AIGND of described USB high-speed synchronous data acquiring terminal (5) and described stabilized voltage supply (6).
3. portable boats and ships according to claim 1 power station detector, it is characterized in that, the output terminal of described the 1 three single-phase alternating current transmitter (7.1) is connected to the AIn point of described Ethernet high-speed synchronous data acquiring terminal (4), and the GND point of described the 1 three single-phase alternating current transmitter (7.1) is connected with the GND point of the AIGND of described Ethernet high-speed synchronous data acquiring terminal (4) and described stabilized voltage supply (6);
The output terminal of described the 2 three single-phase alternating current transmitter (7.2) is connected to the AIn point of described USB high-speed synchronous data acquiring terminal (5), and the GND point of described the 2 three single-phase alternating current transmitter (7.2) is connected with the GND point of the AIGND of described USB high-speed synchronous data acquiring terminal (5) and described stabilized voltage supply (6).
4. portable boats and ships according to claim 1 power station detector, is characterized in that:
The model of described the 1 three single-phase alternating current transmitter (7.1) is WBI021J27;
The model of described the 1st three-phase alternating current pressure transmitter (8.1) is WB3U411U07;
The model of described the 2 three single-phase alternating current transmitter (7.2) is WBI411S47
The single-phase AC voltage transmitter that described three single-phase AC voltage transmitters (8.2) are WB3U411U07 by three models forms.
5. portable boats and ships according to claim 1 power station detector, is characterized in that, described stabilized voltage supply (6) is composed in series by the switch power module of two guide tracked installations.
6. portable boats and ships according to claim 1 power station detector, is characterized in that, also comprises cabinet (14); Described cabinet (14) inside is divided into two-layer, and upper strata is used for placing described single-chip microcomputer (1); Lower floor is used for placing described Ethernet high-speed synchronous data acquiring terminal (4), described USB high-speed synchronous data acquiring terminal (5), described stabilized voltage supply (6), described the 1 three single-phase alternating current transmitter (7.1), described the 1st three-phase alternating current pressure transmitter (8.1), described the 2 three single-phase alternating current transmitter (7.2) and described three single-phase AC voltage transmitters (8.2).
7. portable boats and ships according to claim 6 power station detector, is characterized in that, also comprises cooling fan (11); Described cooling fan (11) is arranged in the back side air admission hole of described cabinet (14); Two sides at described cabinet (14) are respectively arranged with louvre.
8. portable boats and ships according to claim 6 power station detector, is characterized in that, the specification of described cabinet (14) is as follows: long * wide * high=600 millimeters * 500 millimeters * 110 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219927.XU CN203798937U (en) | 2014-04-30 | 2014-04-30 | Portable ship power station detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219927.XU CN203798937U (en) | 2014-04-30 | 2014-04-30 | Portable ship power station detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798937U true CN203798937U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420219927.XU Expired - Fee Related CN203798937U (en) | 2014-04-30 | 2014-04-30 | Portable ship power station detector |
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| Country | Link |
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| CN (1) | CN203798937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919790A (en) * | 2018-09-29 | 2018-11-30 | 中国舰船研究设计中心 | A kind of portable united test test device of marine high-precision |
-
2014
- 2014-04-30 CN CN201420219927.XU patent/CN203798937U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919790A (en) * | 2018-09-29 | 2018-11-30 | 中国舰船研究设计中心 | A kind of portable united test test device of marine high-precision |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20150430 |
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| EXPY | Termination of patent right or utility model |