CN204166378U - A kind of tower crane electrical control cubicles test board - Google Patents
A kind of tower crane electrical control cubicles test board Download PDFInfo
- Publication number
- CN204166378U CN204166378U CN201420468538.0U CN201420468538U CN204166378U CN 204166378 U CN204166378 U CN 204166378U CN 201420468538 U CN201420468538 U CN 201420468538U CN 204166378 U CN204166378 U CN 204166378U
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- dolly
- action
- pilot lamp
- cabinet
- electrical control
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Abstract
The utility model discloses a kind of tower crane electrical control cubicles test board, comprise the coupled control table being arranged on cabinet both sides of cabinet and symmetry, also be provided with multiple phase sequence relay in described cabinet, for detecting, dolly moves at luffing, turn round and hoists, the phase sequence of the process that declines for it; Multiple D.C. voltmeter, for showing voltage during dolly rotary braking; Multiple A.C. voltmeter, for showing voltage during dolly action; Multiple d. c. indicator light, for perform dolly hoist decline, carriage amplitude varying, dolly revolution time indicate accordingly; Multiple interchange pilot lamp, for performing electric whistle instruction when dolly starts; And toggle switch, for dolly hoist decline, carriage amplitude varying, dolly revolution time spacing accordingly.Test board of the present utility model can realize operating personnel and operate and rise and decline, and turns left and turns right, and forward and backward, be correlated with instruction and voltage table registration of pilot lamp has reacted the performance of electrical control cubicles to carriage amplitude varying, ensure that electrical control cubicles quality.
Description
Technical field
The utility model relates to a kind of tower crane electrical control cubicles test board.
Background technology
At present; test board is encapsulated in closed or semi-enclosed metal safe according to electrical wiring requirement by switchgear, measurement instrument, protective device and utility appliance etc.; its layout should meet the requirement that electric system normally runs, easy access, does not jeopardize the safety of the person and surrounding devices.Can connect or point deenergizing by hand switch during normal operation.Circuit or warning is cut off by protective device when fault or irregular operating.Operating various parameter can be shown by measurement instrument, thus before electrical control cubicles is not dispatched from the factory, complete the detection to electrical control cubicles performance, also can adjust some electric parameter, point out departing from normal operating conditions or send signal.For testing tower crane electrical control cubicles, ensure that the quality of electrical control cubicles.
Utility model content
The utility model object is that the defect existed for prior art provides a kind of tower crane electrical control cubicles test board.
The utility model for achieving the above object, adopts following technical scheme: a kind of tower crane electrical control cubicles test board, comprises cabinet, the symmetrical coupled control table being arranged on cabinet both sides, and is arranged on the isolating switch between cabinet and coupled control table;
Also be provided with multiple phase sequence relay in described cabinet, for detecting, dolly moves at luffing, turn round and hoists, the phase sequence of the process that declines for it;
Multiple D.C. voltmeter, for showing voltage during dolly rotary braking;
Multiple A.C. voltmeter, for showing voltage during dolly action;
Multiple d. c. indicator light, for perform dolly hoist decline, carriage amplitude varying, dolly revolution time indicate accordingly;
Multiple interchange pilot lamp, for performing electric whistle instruction when dolly starts;
And toggle switch, for dolly hoist decline, carriage amplitude varying, dolly revolution time corresponding spacing.
The beneficial effects of the utility model: test board of the present utility model can realize operating personnel and operates rising and decline, turn left and turn right, forward and backward, be correlated with instruction and voltage table registration of pilot lamp has reacted the performance of electrical control cubicles to carriage amplitude varying, ensure that electrical control cubicles quality.
Accompanying drawing explanation
Fig. 1 is test board electrical schematic diagram of the present utility model;
Fig. 2 is test board arrangements of elements figure of the present utility model.
Embodiment
Shown in Fig. 1, Fig. 2, relate to a kind of tower crane electrical control cubicles test board, comprise cabinet, the symmetrical coupled control table being arranged on cabinet both sides, and be arranged on the isolating switch between cabinet and coupled control table;
Also be provided with multiple phase sequence relay in described cabinet, for detecting, dolly moves at luffing, turn round and hoists, the phase sequence of the process that declines for it;
Multiple D.C. voltmeter, for showing voltage during dolly rotary braking;
Multiple A.C. voltmeter, for showing voltage during dolly action;
Multiple d. c. indicator light, for perform dolly hoist decline, carriage amplitude varying, dolly revolution time indicate accordingly;
Multiple interchange pilot lamp, for performing electric whistle instruction when dolly starts;
And toggle switch, for dolly hoist decline, carriage amplitude varying, dolly revolution time corresponding spacing.
Example:
Before implementing, test board and tower crane electrical control cubicles correspondence carefully connected the wire and connect power supply, adjusting corresponding electric parameter in electrical control cubicles.The circuit breaker Q F that closes switches on power, and presses start button and starts, and PV9 indicates 24V, HL9 lamp bright.
Rise and fall action
(1) normally hoist down maneuver, and SML, SLL, SHU, SHUC, SLA, SMA keep normally off
Operate right joint action table, rising HL11 pilot lamp is bright, and decline HL111 pilot lamp is bright; During low speed, HL1 pilot lamp brightens, and PV1, PV11 indicate 380V; During middling speed, HL2 brightens, and voltage table PV2, PV21 indicate 380V; During high speed, HL3 brightens, and voltage table PV3, PV31 indicate 380V.
(2) 100% moments, 100% weight limit action, open respectively by SML and SLL, and joint action table is pulled to voltage table during vertical motion and the equal attonity of pilot lamp.During decline, one or two third gear have, and voltage table, pilot lamp action are with action during normal decline.
(3) superelevation is slowed down spacing action
SHUC deceleration is spacing opens, and only have low speed during rising, namely HL11, HL1 pilot lamp is bright, and PV1, PV11 indicate 380V.
(4) superelevation limiting hoists action, and SHU upper limit is opened
When joint action table is pulled to vertical motion, the voltage table that one or two third gear are corresponding, pilot lamp attonity.
(5) superelevation limiting bypass hoists action, and SHU upper limit is opened
Bypass button is pressed, and rise and only have one grade of low speed, namely HL11, HL1 pilot lamp brightens, and PV1, PV11 indicate 380V.
(6) %50 weight limit, the spacing action of 80% moment hoist action
When SLA 50% weight limit is opened, rise and fall only have low speed and middling speed, and namely rising HL11 pilot lamp is bright, and decline HL111 pilot lamp is bright, during low speed, HL1 pilot lamp brightens, and PV1, PV11 indicate 380V, during middling speed, HL2 brightens, and voltage table PV2, PV21 indicate 380V.80% moment is spacing when opening, and rises and has low speed and middling speed, respectively the action of corresponding normal rising low speed and middling speed, and decline low speed middling speed has at a high speed, respectively corresponding normal action when declining.
Revolution action
(1) normally action is turned round.SSR turns right spacing, and SSL turns left spacing, revolution knob, and braking rotates and keeps normally off to operate left joint action table, and left revolution HL61 pilot lamp is bright, and right-hand rotation HL611 pilot lamp is bright.When one grade, the action of PV6, PV61 voltage table, points to 380V; During second gear, the action of PV12, PV13 voltage table, point to 380V, HL12 and brighten, one grade of respective action still keeps; During third gear, the action of PV14, PV15 voltage table, points to 380V, HL12 and keeps, the action maintenance that one grade of second gear is corresponding; During fourth gear, the action of PV16, PV17 voltage table, points to 380V, HL12 and keeps, the action maintenance that one grade of second gear third gear is corresponding.
(2) left limit SSL action is turned round
When joint action table pulls left revolution action, one grade is arrived fourth gear corresponding voltage table, the equal attonity of pilot lamp; When pulling right-hand rotation action, with the action of right-hand rotation during normal revolution.
(3) right limit SSR action is turned round
During the left revolution action of joint action table, one grade to voltage table corresponding to fourth gear, pilot lamp is with action during normal left revolution; During right-hand rotation action, voltage table, the equal attonity of pilot lamp.
(4) rotary braking action
When knob is screwed into braking, the instruction of PV8 voltage table 24V, HL8 pilot lamp brightens.
Carriage amplitude varying action
(1) normal dolly action, SMA 80% moment is spacing, and it is spacing that SML 100% surpasses moment, the normally closed dolly of SVFW, SVBW, SVFWC, SVBWC forward luffing action time, pilot lamp HL41 brightens forward; Backward during luffing action, brighten to rear indicator light HL411.When one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, instruction 380V; During second gear, pilot lamp HL5 brightens, and PV6, PV61 indicate 380V.
(2) carriage amplitude varying is to front limit action, and SVFW front limit is opened
Dolly is to last shelves and voltage table corresponding to second gear and the equal attonity of pilot lamp; Luffing action is with the action of luffing backward during normal dolly action backward.
(3) carriage amplitude varying spacing action backward, spacingly after SVBW opens
The dolly pilot lamp that luffing one grade is corresponding with second gear backward and the equal attonity of voltage table.
(4) the carriage amplitude varying spacing action of high speed forward, SVFWC front reduction gear is spacing to be opened
Joint action table is pulled to dolly forward motion, and pilot lamp HL41 brightens, and when one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, and instruction 380V, still keeps during second gear.
(5) carriage amplitude varying slows down spacing action backward, and SVBWC slows down spacing opening backward
Joint action table is pulled to dolly action backward, and pilot lamp HL411 brightens.When one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, and instruction 380V, keeps during second gear.
(6) the spacing action of dolly 80% moment, SMA moment is opened
Joint action table is pulled to dolly forward motion, and pilot lamp HL41 brightens, and when one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, and instruction 380V, still keeps during second gear.Joint action table is pulled to dolly action backward, and pilot lamp HL411 brightens.When one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, and instruction 380V, keeps during second gear.
(7) the spacing action of dolly 100% moment, SML surpasses that moment is spacing to be opened
Joint action table is pulled to voltage table during dolly forward motion, pilot lamp attonity; When pulling action backward, pilot lamp HL411 brightens.When one grade, HL4 pilot lamp brightens, the action of PV4, PV41 voltage table, instruction 380V; During second gear, pilot lamp HL5 brightens, and PV6, PV61 indicate 380V.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (1)
1. a tower crane electrical control cubicles test board, is characterized in that, comprises cabinet, the symmetrical coupled control table being arranged on cabinet both sides, and is arranged on the isolating switch between cabinet and coupled control table;
Also be provided with multiple phase sequence relay in described cabinet, for detecting, dolly moves at luffing, turn round and hoists, the phase sequence of the process that declines for it;
Multiple D.C. voltmeter, for showing voltage during dolly rotary braking;
Multiple A.C. voltmeter, for showing voltage during dolly action;
Multiple d. c. indicator light, for perform dolly hoist decline, carriage amplitude varying, dolly revolution time indicate accordingly;
Multiple interchange pilot lamp, for performing electric whistle instruction when dolly starts;
And toggle switch, for dolly hoist decline, carriage amplitude varying, dolly revolution time corresponding spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420468538.0U CN204166378U (en) | 2014-08-19 | 2014-08-19 | A kind of tower crane electrical control cubicles test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420468538.0U CN204166378U (en) | 2014-08-19 | 2014-08-19 | A kind of tower crane electrical control cubicles test board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166378U true CN204166378U (en) | 2015-02-18 |
Family
ID=52540045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420468538.0U Active CN204166378U (en) | 2014-08-19 | 2014-08-19 | A kind of tower crane electrical control cubicles test board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204166378U (en) |
-
2014
- 2014-08-19 CN CN201420468538.0U patent/CN204166378U/en active Active
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