CN2034281U - Relay protection testing handcart - Google Patents
Relay protection testing handcart Download PDFInfo
- Publication number
- CN2034281U CN2034281U CN 87204432 CN87204432U CN2034281U CN 2034281 U CN2034281 U CN 2034281U CN 87204432 CN87204432 CN 87204432 CN 87204432 U CN87204432 U CN 87204432U CN 2034281 U CN2034281 U CN 2034281U
- Authority
- CN
- China
- Prior art keywords
- test
- switch
- handcart
- relay
- box body
- 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.)
- Withdrawn
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a relay protection testing handcart which is a test instrument used for testing elements of the relay of the electric power industry, comprising a handcart box, a handrail, wheels and a test table board on the handcart box body. The relay protection testing handcart is characterized in the handcart box cover and the handcart box body, and a door is arranged on the handcart box cover, and a movable support and a plurality of simple test tools are arranged in the door. The movable support can be folded into simple work tables, stools and platforms to facilitate operations of staff members. The test table board is arranged on the handcart box body, and various program switches are arranged on the test table board according to a circuit diagram with the aim of testing automatic devices, relays, alternating current elements and direct current elements of the electric power system.
Description
A kind of power industry is in order to the test apparatus of busy relay element.
Current, existing relay test method is that pressure regulator, meter stream device, standard amperemeters, standard voltmeter, timer, variable resistor and underproof relay are coupled together respectively, just can test.The method of this test of wiring respectively, the relay of a kind of different model of every verification all will connect the single test wiring again, has reduced the work efficiency of relay protection and aut.eq. like this.If need also need move the said equipment again in another local test, wiring respectively again, Jiization is taken labour's loss equipment and material again.
The utility model is a kind of light testing handcart of design, be furnished with simple working table, stool and Zhan Tai in the railway carriage, and the test table top that assembles by wiring diagram, as long as can test aut.eq. in the electric system with program switch, relay with exchange, direct current component etc.
Structure of the present utility model (seeing accompanying drawing 1, Fig. 2, Fig. 3) is made up of railway carriage (27), handrail (25) and wheel (26), its technical characterictic is that deck lid (28) is a box, and be provided with two fan doors, be connected with box body (27) with movable hinge.Place telescopic bracing frame (34) (36) in the box, platform usefulness is made in elongation, and table is made in shortening, stool uses, this kind bracing frame available metal sleeve pipe and latch combination.Door-plate is provided with two work bags (30), (31) behind, the standby of placement busy relay, acknowledgment copy etc.Be provided with test table top (37) as for box body (27), by schematic circuit (Fig. 3) program switch and pilot lamp etc. are housed on the face, wherein: electric current, voltage, direct current program switch (4) are provided with the branch switch for key switch, (4-1) with the control switch current, alternating voltage, branch switch (4-3) control switching dc voltage are switched in branch switch (4-2) control.Pressing plate (2) only just comes into operation when the test direct current component.
Program switch during survey (3) also divides three branch switches, (3-1) with the time-delay return contact that closes contact, (3-2) test components and parts of test components and parts, the contact of opening that (3-3) tests components and parts.
The pilot lamp branch has red power monitoring lamp (10) to monitor power supply, and white relay pilot lamp (5) is with the contact of supervisory relay.In addition, pressure regulator (11) inside need add the usefulness of doing power monitoring and relay tip supervision around a potential winding 220V than 5～7V voluntarily.
Description of drawings:
Fig. 1 reaying protection test go-cart synoptic diagram
Railway carriage (27)
Handrail (25)
Wheel (26)
Deck lid (28)
Hamper door (29)
Test table top (37)
Tool bag (30), (31)
DC ammeter (1)
Pressing plate (2)
Program switch during survey (3)
Electric current, voltage, direct current program switch (4)
White contact pilot lamp (5)
Negative supply extracts jack (6)
Relay tip output plughole (7)
Double blank disconnecting link (8)
Relay time output plughole (9)
Red power monitoring lamp (10)
Pressure regulator (11)
Alternating current ammeter (12)
Combined-voltage table (13)
Timer (14)
Timer reset hole (15)
220V-5A power supply disconnecting link (16)
Electric current output wiring terminal (17), (18)
Output wiring terminal during survey (19), (20), (21), (22)
Power supply lead-in clamp (23), (24)
Fig. 2 deck lid bracing frame synoptic diagram
Joint (32)
Support bar (33)
Latch (35)
Bracing frame (34) (36)
Fig. 3 schematic circuit
Meter stream device (TT)
Rectifier (D)
Electric current, voltage direct current program switch (4)
Branch switch (4-1)
Branch switch (4-2)
Branch switch (4-3)
Program switch during survey (3)
Branch switch (3-1)
Branch switch (3-2)
Branch switch (3-3)
Electrochemical capacitor (C
1), (C
2)
Standard power transformation device (CT)
Reometer jack (12-2)
The utility model embodiment (seeing accompanying drawing 1, Fig. 2, Fig. 3) presses the schematic circuit of railway carriage (27), handrail (25), wheel (26) and components and parts assembling, implements as follows respectively:
One, railway carriage (27): steel plate or aluminium sheet that the case of picking up the car (27) is of a size of long 600mm * wide 380mm * high 250mm * thick 0.5mm are made, deck lid (28) is made into a box, it is of a size of long 600 * wide by 380 * high 100mm, and be provided with two fan doors, be connected with box body (27) with movable hinge.Folding support bar (33) and bracing frame (34), (36) are housed in the deck lid, its bracing frame is with 4 φ 19 and 4 φ 17 steel pipes or aluminum pipe, by telescopic bracing frame (36), (34) of being made into shown in Figure 2, link with latch (35), the support bar between bracing frame and the case lid (33) links with joint (32) and locatees with thick 1.5mm * 20mm * 120mm band iron.
Two, it is as follows that components and parts are pressed schematic circuit (Fig. 3) assembling:
1, below electric current, voltage, direct current program switch (4), add in addition three docking points and three drive links do the branch switch promptly (4-1) branch switch switch direct current with switch current, (4-2) switched voltage, (4-3).
2, make pressure regulator (11), in the 1KVA pressure regulator, add around a 220V than 5～7 potential windings to obtain the monitor voltage of underproof relay tip.
3, purchase 220V～5A electric current disconnecting link (16), 800V～3A bridge rectifier (D), red current surveillance lamp (10), white relay tip pilot lamp (5), relay tip output plughole (7), measuring relay time output plughole (9), T
10-5-10-25-50-100A0.5 level reometer (12), 3A DC ammeter (1), following two electrochemical capacitors of 500V-50 μ V, 0-75V-150V-300V-600V combined-voltage table (13), the program switch of survey time (3) and three contacts that close that the branch switch is (3-1) branch switch testing components and parts thereof, (3-2) the time-delay return contact of test components and parts, (3-3) the test components and parts closes contact, 408 timers (14), two-way disconnecting link (8), negative current extracts jack (6), electric current output wiring terminal (18), (17) output wiring terminal (19 and when surveying, 20,21,22), 220V power supply lead-in clamp (23), (24) etc.
More than 1,2,3 components and parts all can become the utility model by this schematic circuit (Fig. 3) assembling.
The utility model has the advantages that and adopt handcart to carry out the test of relay automatics; be the relay element that change-over switch is tested various different models with program switch again; replaced original experiment work of carrying out respectively patch; thereby improved the test efficiency of relay protection and automatics; reduce the investment of equipment, equipment, alleviated staff's manual labor.
Claims (2)
1, a kind of test apparatus of busy relay element, comprise railway carriage [27], handrail [25], wheel [26], its technical characterictic is that it also comprises the test table top [37] of deck lid [28] and box body, deck lid [28] is provided with two fan doors, two tool bags [30] are arranged behind the door, [36], whole deck lid is connected with hinges with box body, as for test table top [37] program switch [4] is housed, program switch [3], pilot lamp [5], [10] and pressing plate [2], wherein program switch [4] is provided with three on branch switch again, (4-1) be the switch current switch, (4-2) be the switched voltage switch, program switch [3] also is provided with three branch switches, and to test the contact (3-1) of components and parts respectively be that the switch of contact is closed in test, (3-2) be the switch of test time-delay return contact, (3-3) be the switch that contact is opened in test, pilot lamp then divides current surveillance lamp [10] and relay pilot lamp [5], and the test direct current component is pressing plate [2].
2, according to claims 1 described reaying protection test car, its technical characterictic is pressure regulator (11), promptly in the inside of pressure regulator (11) potential winding is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87204432 CN2034281U (en) | 1987-07-18 | 1987-07-18 | Relay protection testing handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87204432 CN2034281U (en) | 1987-07-18 | 1987-07-18 | Relay protection testing handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2034281U true CN2034281U (en) | 1989-03-15 |
Family
ID=4820313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87204432 Withdrawn CN2034281U (en) | 1987-07-18 | 1987-07-18 | Relay protection testing handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2034281U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593735A (en) * | 2012-02-27 | 2012-07-18 | 江苏省电力公司太仓市供电公司 | Portable relay-protection working platform |
| CN104597295A (en) * | 2014-12-24 | 2015-05-06 | 浙江瓯发发电工程有限公司 | Movable relay protecting test bench |
| CN104914335A (en) * | 2015-06-01 | 2015-09-16 | 苏州市华安普电力工程有限公司 | Unidirectional relay protection tester device |
| CN105203882A (en) * | 2015-09-23 | 2015-12-30 | 国家电网公司 | Movable type voltage merging unit calibration instrument for intelligent substation |
| CN106124879A (en) * | 2016-05-26 | 2016-11-16 | 国网浙江省电力公司嘉兴供电公司 | A kind of multifunctional relay protection equipment test go-cart |
-
1987
- 1987-07-18 CN CN 87204432 patent/CN2034281U/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593735A (en) * | 2012-02-27 | 2012-07-18 | 江苏省电力公司太仓市供电公司 | Portable relay-protection working platform |
| CN102593735B (en) * | 2012-02-27 | 2013-11-06 | 江苏省电力公司太仓市供电公司 | Portable relay-protection working platform |
| CN104597295A (en) * | 2014-12-24 | 2015-05-06 | 浙江瓯发发电工程有限公司 | Movable relay protecting test bench |
| CN104914335A (en) * | 2015-06-01 | 2015-09-16 | 苏州市华安普电力工程有限公司 | Unidirectional relay protection tester device |
| CN105203882A (en) * | 2015-09-23 | 2015-12-30 | 国家电网公司 | Movable type voltage merging unit calibration instrument for intelligent substation |
| CN105203882B (en) * | 2015-09-23 | 2017-11-24 | 国家电网公司 | Intelligent substation packaged type voltage combining unit tester |
| CN106124879A (en) * | 2016-05-26 | 2016-11-16 | 国网浙江省电力公司嘉兴供电公司 | A kind of multifunctional relay protection equipment test go-cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |