CN202563073U - Load tester - Google Patents
Load tester Download PDFInfo
- Publication number
- CN202563073U CN202563073U CN2012202097313U CN201220209731U CN202563073U CN 202563073 U CN202563073 U CN 202563073U CN 2012202097313 U CN2012202097313 U CN 2012202097313U CN 201220209731 U CN201220209731 U CN 201220209731U CN 202563073 U CN202563073 U CN 202563073U
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- load
- module
- radiator fan
- shrouding
- cabinet
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- Expired - Lifetime
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- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The utility model relates to a load tester, which comprises a casing, and a load module, a load regulating module, a display module and a cooling fan which are installed in the casing, wherein the cooling fan is used for cooling the load module, and the load module is electrically connected with the load regulating module and the display module respectively. The load regulating module comprises a solid-state voltage regulator, and a load power gear regulating knob and a load fine-regulating knob which are installed on the solid-state voltage regulator, wherein the load fine-regulating knob regulates the load power accurately. The load tester has a reasonable design. In testing, the load power gear regulating knob is firstly utilized to regulate the load to a corresponding value, and then the load fine-regulating knob is utilized to regulate the load to an accurate value, so that the load tester can be accurately loaded to the required load. The load tester is further equipped with an aviation plug which is communicated with a computer and realizes external storage of data, which is convenient for data analysis. The wind formed by the cooling fan blows into the casing, thereby avoiding wind energy waste and uneven heat dissipation. Therefore, the load tester has good heat dissipation performance.
Description
Technical field
The utility model relates to a kind of testing tool, particularly a kind of load testing appearance.
Background technology
For guaranteeing that generator each item performance index meet relevant criterion, after dispatching from the factory, can run well, be necessary before generator dispatches from the factory, to carry out the load testing of analog operation state.In addition, the power that genset can be not in place according to environment, tenure of use, the daily servicing of machine room, the replacing of Device element etc. all can occur in various degree descends, and just there is very big potential safety hazard in this; And genset is long-time unloaded or idle; Produce carbon distribution, can cause engine output to reduce like this, influence the output of the whole power of the assembling unit; Even cause the illusion of normal operation, in case the significant trouble that genset can not normally move appears in real load.Therefore also to carry out fictitious load in the genset daily servicing and load test.
Existing generator loading proving installation mostly adopts eight segmentation bearing power gear adjusting knobs, can only coarse adjustment load size, can't accurately be loaded into required load size, and cause test error.In addition; The flabellum of existing its radiator fan of generator loading proving installation generally adopts the mode of air draught from inside to outside to dry outward; Though can play certain radiating effect, fan is when drying outward, and the wind that fan forms can be in a large number to diffusion all around; It is inhomogeneous to cause dispelling the heat, and causes the significant wastage of wind energy simultaneously.
The utility model content
The purpose of the utility model is to overcome the defective of existing technology, provides a kind of and can accurately load required bearing power, radiating effect is good, and the load testing appearance of reliable detection means is provided for the generator loading test.
The utility model adopts following technical scheme to be achieved:
A kind of load testing appearance; Comprise cabinet and be installed in load blocks, load regulation module, display module in the cabinet, be used for radiator fan to the load blocks cooling; Described load blocks is electrically connected with load regulation module, display module respectively, and described load regulation module comprises solid-state voltage regulator and is installed on the bearing power gear adjusting knob and the accurate load vernier adjustment knob of regulating load power on the solid-state voltage regulator.
Further, described display module comprises display and the mutual inductor that is used to gather load signal, and described display is electrically connected with load blocks through mutual inductor.
Further, described display module also comprises the aviation plug that is used to connect computing machine, and described aviation plug is electrically connected with display.
Further; Described radiator fan comprises flabellum and motor; Described flabellum is counter to be loaded on the motor output shaft, and described cabinet comprises cabinet rake and enclose preceding shrouding, back shrouding, left shrouding, the right shrouding around cabinet rake that described preceding shrouding is provided with and is latticed air inlet; Described back shrouding is provided with and is latticed air outlet, and described radiator fan is installed on the air inlet place.
Further described a kind of load testing appearance also comprises the external fan power and the power transfer module that are used for to the radiator fan power supply, and described power transfer module comprises and being used for the load voltage conversion and to the transfer switch of radiator fan power supply.
Can know by above-mentioned description, compare, the utlity model has following advantage with prior art to the utility model:
One, this load testing appearance can arrive respective value with the regulating load of bearing power gear adjusting knob earlier when offered load, and the load vernier adjustment knob regulating load of using accurate regulating load power again realizes accurately being loaded into required load size to exact value.
Two, the display module of this load testing appearance is electrically connected with aviation plug, realizes and compunication, can the data external memory be beneficial to data analysis.
Three, the wind of the radiator fan of this load testing appearance formation blows in cabinet, and most of wind directly blows to load blocks, and the fraction wind refluxes behind the shrouding around the cabinet, makes wind be full of whole cabinet inside, thereby avoids wind energy waste and heat radiation inequality.
Four, this load testing appearance passes through to be provided with power transfer module; Realization is with load voltage conversion and supply with radiator fan, also is provided with the blower fan external power supply simultaneously, make radiator fan can in external power supply; Guarantee when load power source is not enough, can normally dispel the heat protection load testing appearance.
Description of drawings
Accompanying drawing 1 is the decomposing state structural representation of a kind of load testing appearance of the utility model.
Accompanying drawing 2 is the system module synoptic diagram of a kind of load testing appearance of the utility model.
Accompanying drawing 3 is the assembled state synoptic diagram of a kind of load testing appearance of the utility model.
Embodiment
The embodiment of the utility model is described with reference to the accompanying drawings.
With reference to accompanying drawing 1 and accompanying drawing 2.A kind of load testing appearance; Comprise cabinet 1 and be installed in load blocks 2, load regulation module 3, display module 4 in the cabinet 1, be used for radiator fan 5 to the load blocks cooling; Described load blocks 2 is electrically connected with load regulation module 3, display module 4 respectively, and described load regulation module 2 comprises solid-state voltage regulator 31 and is installed on the bearing power gear adjusting knob 32 and the accurate load vernier adjustment knob 33 of regulating load power on the solid-state voltage regulator.Loaded line pipe 22 that load blocks 2 comprises heating tube 21, be connected in heating tube 21 and the contactor 23 that is connected with the loaded line pipe, contactor 23 is fixed in contactor fixed head 24.
With reference to accompanying drawing 1 and accompanying drawing 2.Described display module 4 comprises display 41 and the mutual inductor 42 that is used to gather load signal, and described display 41 is electrically connected with load blocks 2 through mutual inductor 42 and gathers voltage, electric current, the power signal of said load blocks 2 through mutual inductor 42.In order to realize and compunication that realize the video data external memory is beneficial to data analysis, said display module 4 also is equipped with the aviation plug 43 that is used to connect computing machine, aviation plug 43 is electrically connected with display 41.
With reference to accompanying drawing 1 and accompanying drawing 2.Described radiator fan 5 comprises flabellum 52 and motor 51; Described flabellum 52 counter being loaded on motor 51 output shafts; Described cabinet 1 comprises cabinet rake and encloses preceding shrouding 11, back shrouding 12, left shrouding 13, the right shrouding 14 around cabinet 1; Shrouding 11 is provided with and is latticed air inlet 111 before described, and described back shrouding 12 is provided with and is latticed air outlet 121, and described radiator fan 5 is installed on air inlet 111 places.The heating tube 21 that this programme adopts is low temperature heating; Through adopting high-power radiator fan 5; The wind that fan forms blows in cabinet 1, and most of wind directly blows to the heating tube 21 of load blocks 2, and the fraction wind refluxes behind the shrouding around the cabinet 1; Make wind be full of whole cabinet 1 inside, thereby avoid wind energy waste and heat radiation inequality.
With reference to accompanying drawing 1 and accompanying drawing 2.Described a kind of load testing appearance also comprises external fan power 7 and power transfer module 8, and power transfer module 8 comprises and being used for load voltage conversion and to the transfer switch 80 of radiator fan power supply.The feeder ear of radiator fan 2 is electrically connected on external fan power 7 and power transfer module 8 respectively.The employing of this programme realizes the voltage transitions of load blocks 2 and supplies with radiator fan 2, simultaneously blower fan external power supply 7 make radiator fan 2 can in external power supply, guarantee when load power source is not enough, can normally dispel the heat protection load testing appearance.
With reference to accompanying drawing 1 and accompanying drawing 3.For the ease of using; Left side shrouding 13 is provided with wicket 131 and wicket 132; Be provided with the fan power supply switch 54 that is used to control radiator fan in the wicket 131, described display 41, aviation plug 43, bearing power gear adjusting knob 32, load vernier adjustment knob 33 all are located in the wicket 131.Said blower fan external power supply 7 is arranged in the wicket 132.Described right shrouding 14 is provided with wicket 141; Be provided with binding post 61 in the wicket 141; Binding post 61 is connected with binding post fixed head 62, insulcrete 63 in turn; Insulcrete 63 is provided with aperture, and binding post 61 passes the wiring copper coin 64 that aperture on the insulcrete 63 is connected in cabinet inside, and wiring copper coin 64 is connected in the end of incoming cables of the contactor 23 of load blocks 2.
The method of application of a kind of load testing appearance of present embodiment may further comprise the steps:
During startup, at first detect the external power source lead and whether be connected with binding post 61 as requested, as requested display module 4 each parameter are provided with completion simultaneously.After opening load power source, open the left side and seal 13 plate wickets 131, connect fan power supply switch 54 and open radiator fan 5, make circulation before and after the air in the tester cabinet 1.Then heating tube 21 is opened, shown voltage, electric current and frequency status after loading on the display module 4; Arrive respective value with 32 regulating loads of bearing power gear adjusting knob earlier; Use 33 regulating loads of load vernier adjustment knob to exact value again; Realize accurately being loaded into required load size, make heating tube 21 reach setting power, then genset or other power supplys are tested.
During shutdown, at first heating tube 21 is closed, keep radiator fan 5 operation a period of time to heating tubes 21 temperature to lower, close radiator fan 5 again, stop whole tester running.
The above-mentioned embodiment that is merely the utility model, but the design concept of the utility model is not limited thereto allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (5)
1. load testing appearance; Comprise cabinet and be installed in load blocks, load regulation module, display module in the cabinet, be used for radiator fan to the load blocks cooling; It is characterized in that: described load blocks is electrically connected with load regulation module, display module respectively, and described load regulation module comprises solid-state voltage regulator and is installed on the bearing power gear adjusting knob and the accurate load vernier adjustment knob of regulating load power on the solid-state voltage regulator.
2. a kind of load testing appearance as claimed in claim 1 is characterized in that: described display module comprises display and the mutual inductor that is used to gather load signal, and described display is electrically connected with load blocks through mutual inductor.
3. according to claim 1 or claim 2 a kind of load testing appearance, it is characterized in that: described display module also comprises the aviation plug that is used to connect computing machine, described aviation plug is electrically connected with display.
4. a kind of load testing appearance as claimed in claim 1; It is characterized in that: described radiator fan comprises flabellum and motor; Described flabellum is counter to be loaded on the motor output shaft, and described cabinet comprises cabinet rake and enclose preceding shrouding, back shrouding, left shrouding, the right shrouding around cabinet rake that described preceding shrouding is provided with and is latticed air inlet; Described back shrouding is provided with and is latticed air outlet, and described radiator fan is installed on the air inlet place.
5. like claim 1 or 4 described a kind of load testing appearance; It is characterized in that: also comprise the external fan power and the power transfer module that are used for to radiator fan power supply, described power transfer module comprises and being used for the load voltage conversion and to the transfer switch of radiator fan power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202097313U CN202563073U (en) | 2012-05-11 | 2012-05-11 | Load tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202097313U CN202563073U (en) | 2012-05-11 | 2012-05-11 | Load tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202563073U true CN202563073U (en) | 2012-11-28 |
Family
ID=47212718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202097313U Expired - Lifetime CN202563073U (en) | 2012-05-11 | 2012-05-11 | Load tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202563073U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104937430A (en) * | 2013-11-20 | 2015-09-23 | 株式会社辰巳菱机 | Load tester |
| CN106066455A (en) * | 2016-06-23 | 2016-11-02 | 成都科创佳思科技有限公司 | Standby generator sets loading tester |
| CN106226683A (en) * | 2016-08-23 | 2016-12-14 | 黄河科技学院 | Multifunctional comprehensive circuit debugging instrument with circuit board rapid welding device |
| CN106324480A (en) * | 2016-08-23 | 2017-01-11 | 黄河科技学院 | Multifunctional integrated circuit debugging instrument |
| CN107420088A (en) * | 2017-06-12 | 2017-12-01 | 中国石油集团测井有限公司吐哈事业部 | Logger control device and log parameter acquisition system |
| WO2019176643A1 (en) * | 2018-03-13 | 2019-09-19 | 株式会社辰巳菱機 | Load testing device |
| CN115800060A (en) * | 2023-02-10 | 2023-03-14 | 江苏万宝航天电气有限公司 | High-low voltage power distribution cabinet component load test safety protection device |
| US11828804B2 (en) | 2018-03-13 | 2023-11-28 | Tatsumi Ryoki Co., Ltd | Load test apparatus |
-
2012
- 2012-05-11 CN CN2012202097313U patent/CN202563073U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9389250B2 (en) | 2013-11-20 | 2016-07-12 | Tatsumi Ryoki Co., Ltd | Load testing apparatus |
| CN104937430A (en) * | 2013-11-20 | 2015-09-23 | 株式会社辰巳菱机 | Load tester |
| CN106066455A (en) * | 2016-06-23 | 2016-11-02 | 成都科创佳思科技有限公司 | Standby generator sets loading tester |
| CN106226683A (en) * | 2016-08-23 | 2016-12-14 | 黄河科技学院 | Multifunctional comprehensive circuit debugging instrument with circuit board rapid welding device |
| CN106324480A (en) * | 2016-08-23 | 2017-01-11 | 黄河科技学院 | Multifunctional integrated circuit debugging instrument |
| CN106324480B (en) * | 2016-08-23 | 2022-05-03 | 黄河科技学院 | Multifunctional integrated circuit debugging instrument |
| CN106226683B (en) * | 2016-08-23 | 2022-11-11 | 黄河科技学院 | Multifunctional integrated circuit debugging instrument with circuit board rapid welding device |
| CN107420088B (en) * | 2017-06-12 | 2023-12-12 | 中国石油集团测井有限公司吐哈事业部 | Logging instrument control device and logging parameter acquisition system |
| CN107420088A (en) * | 2017-06-12 | 2017-12-01 | 中国石油集团测井有限公司吐哈事业部 | Logger control device and log parameter acquisition system |
| WO2019176643A1 (en) * | 2018-03-13 | 2019-09-19 | 株式会社辰巳菱機 | Load testing device |
| US11828804B2 (en) | 2018-03-13 | 2023-11-28 | Tatsumi Ryoki Co., Ltd | Load test apparatus |
| CN115800060B (en) * | 2023-02-10 | 2023-04-11 | 江苏万宝航天电气有限公司 | High-low voltage power distribution cabinet component load test safety protection device |
| CN115800060A (en) * | 2023-02-10 | 2023-03-14 | 江苏万宝航天电气有限公司 | High-low voltage power distribution cabinet component load test safety protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121128 |