CN103204436A - Emergency brake circuit of starter - Google Patents
Emergency brake circuit of starter Download PDFInfo
- Publication number
- CN103204436A CN103204436A CN2013101215010A CN201310121501A CN103204436A CN 103204436 A CN103204436 A CN 103204436A CN 2013101215010 A CN2013101215010 A CN 2013101215010A CN 201310121501 A CN201310121501 A CN 201310121501A CN 103204436 A CN103204436 A CN 103204436A
- Authority
- CN
- China
- Prior art keywords
- pair
- control contactor
- open contact
- braking
- declutches
- 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.)
- Granted
Links
Images
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an emergency brake circuit of a starter, which can normally release articles on a lifting hook of the starter under the condition that an alternating current brake control circuit cannot work normally. The emergency brake circuit comprises an emergency power supply, a normally open brake button, a normally open brake release button, a normally closed overspeed reset button, a brake control contactor, a brake release control contactor, an overspeed control contactor and an overspeed sensor, and also comprises an emergency brake motor, a brake drive contactor, a brake release drive contactor, a brake limit contactor, a brake release limit contactor, a brake limit sensor and a brake release limit sensor the number of which correspond to that of emergency brake mechanisms of the starter. Braking and brake releasing actions are realized through mutual matching of the contactors, the buttons and the driver, and the emergency brake circuit and a main hook motor are in interlock protection, so that a carne can finish normal work of lifting and releasing the articles. Cranes adopting the emergency brake circuit are particularly applicable to occasions that large objects are hoisted to be put into cooling liquid for quenching treatment.
Description
Technical field
The present invention relates to the control circuit in a kind of electric utility, refer more particularly to a kind of emergency brake circuit of starter.
Background technology
The AC brake control circuit as shown in Figure 1 that present starter only is provided with normal brake application mechanism usually and matches with it.In actual use, under the normal situation of line voltage, normal brake application does not have problem usually.But under abnormal condition such as electrical network outage suddenly, the AC brake control circuit will be ineffective, and large-sized object falls at a high speed under the effect of gravity, and is accidents caused, especially puts into refrigerant fluid when starter hoisting large-size object and carries out the Quenching Treatment process.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of can be at the emergency brake circuit of the starter that the object on the starter suspension hook is normally put down.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the emergency brake circuit of starter comprises: the hypervelocity reset button of the stop button of emergency source of electrical power, open type and the button that declutches, closed type, brake control contactor, the control contactor that declutches, hypervelocity control contactor, emergency brake motor, the braking corresponding with the emergency brake mechanism of starter of hypervelocity sensor and quantity drive contactless switch, the driving contactless switch that declutches, brake spacing contactless switch, the spacing contactless switch that declutches, brake limit sensors and the limit sensors that declutches;
The coil tandem of stop button and braking control contactor is between a pair of first output exit of emergency source of electrical power, declutch button and the control contactor that declutches coil tandem described emergency source of electrical power a pair of first output exit between, the coil tandem of a pair of open contact of hypervelocity sensor and hypervelocity reset button and hypervelocity control contactor is between a pair of first output exit of described emergency source of electrical power, and a pair of open contact of hypervelocity control contactor is attempted by the two ends of a pair of open contact of described hypervelocity sensor;
The coil tandem of a pair of open contact of braking limit sensors and the spacing contactless switch of corresponding braking is between a pair of second output exit of emergency source of electrical power, and the coil tandem of a pair of normally closed contact of the limit sensors that declutches and the spacing contactless switch that declutches accordingly is between a pair of second output exit of described emergency source of electrical power;
The a pair of open contact of a pair of open contact of braking control contactor and hypervelocity control contactor also connects coil tandem that a pair of open contact and the corresponding braking of back and the spacing contactless switch of braking drive contactless switch between a pair of second output exit of described emergency source of electrical power, a pair of open contact of the control contactor that declutches with after a pair of normally closed contact of hypervelocity control contactor be connected in series and a pair of normally closed contact of the spacing contactless switch that declutches and the coil tandem of the driving contactless switch that declutches accordingly export between the exit at second of described emergency source of electrical power;
A mouth of the first output exit links to each other with an input end of corresponding emergency brake motor by a pair of open contact that corresponding braking drives contactless switch, the a pair of open contact that drives contactless switch by declutching accordingly links to each other with another input end of described corresponding emergency brake motor, and another mouth of the first output exit links to each other with another input end of described corresponding emergency brake motor to open contact by another of corresponding braking driving contactless switch, another that drives contactless switch by declutching accordingly links to each other with an input end of described corresponding emergency brake motor to open contact;
The described a pair of first output exit links to each other with the positive and negative electrode of emergency source of electrical power respectively, and the described a pair of second output exit links to each other with the described a pair of first output exit respectively.
Described emergency source of electrical power is battery pack.
Described emergency brake circuit comprises that also the ac-dc switching power of promising battery charging is Switching Power Supply, be provided with charging current limiter resistance between the positive pole of ac-dc switching power and the positive pole of battery pack, the negative pole of ac-dc switching power and the negative pole of battery pack are provided with storage battery charge control circuit between battery pack and the ac-dc switching power altogether.
Described storage battery charge control circuit comprises: exchange the dead electricity control contactor, accumulator electric-quantity detects table, charging control contactor and be full of control contactor, the coil that exchanges the dead electricity control contactor inserts in the ac input circuit of ac-dc switching power, the power end that accumulator electric-quantity detects table links to each other with the positive output end of a pair of first output exit of battery pack by a pair of open contact that exchanges the dead electricity control contactor, the ground terminal that accumulator electric-quantity detects table links to each other with the negative output terminal of a pair of first output exit of battery pack, the two ends that are full of the coil of control contactor link to each other with the control output end of accumulator electric-quantity detection table and the ground terminal of accumulator electric-quantity detection table respectively, after being full of the coil tandem of a pair of open contact of control contactor and the control contactor that charges, detecting the power end of showing with accumulator electric-quantity respectively links to each other with ground terminal, be serially connected with another a pair of open contact to open contact and charging control contactor that exchanges the dead electricity control contactor between the positive pole of described charging current limiter resistance and battery pack, constitute the charging control path; The positive output end of the described a pair of second output exit links to each other with the positive output of ac-dc switching power by the 3rd pair of open contact that exchanges the dead electricity control contactor.
Also be provided with charging control switch between the positive pole of described battery pack and the charging control path.
Be provided with the duplex change-over switch between the both positive and negative polarity of described battery pack and the described a pair of first output exit.
The a pair of open contact of described braking control contactor, the control contactor that declutches, hypervelocity control contactor and connect after, the positive output end that is serially connected in a pair of second output exit of described battery pack is exported between the positive output end of exit with a pair of first.
Also include in the described emergency brake circuit and brake the spacing lamp of braking that limit sensors quantity equates, the spacing lamp that declutches that equates with the limit sensors quantity that declutches, another that brake spacing lamp and the spacing contactless switch of corresponding braking is serially connected between the described a pair of second output exit normally closed contact, and another of declutch spacing lamp and the spacing contactless switch that declutches accordingly is serially connected in described a pair of second to normally closed contact and exports between the exit.
Also include the hypervelocity indicator lamp in the described emergency brake circuit, another of hypervelocity indicator lamp and hypervelocity sensor is serially connected between the described a pair of first output exit open contact.
The invention has the beneficial effects as follows: the present invention can normally put down the object on the starter suspension hook under the abnormal condition such as electrical network outage suddenly occurring, thereby has avoided effectively because of fall the at a high speed generation of the accident that causes of object.In addition, Switching Power Supply both to the battery charging of emergency source of electrical power, was the battery pack makeup energy, also under the normal situation of electrical network, kept the normal operation of each components and parts in the described emergency brake circuit simultaneously, to guarantee the emergent need of emergency source of electrical power.In addition, the present invention has disposed hypervelocity, the spacing and spacing indicator lamp that declutches of braking, greatly facilitates controlling of this emergency brake circuit.
Description of drawings
Fig. 1 is the theory structure scheme drawing of the AC brake circuit described in the background technology.
Fig. 2 is the theory structure scheme drawing of emergency brake circuit of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present invention in detail based on the emergency brake mechanism that a pair of emergency brake motor is installed:
As shown in Figure 2, the emergency brake circuit of starter of the present invention comprises: as the 24 overhead accumulator groups that formed by two storage batterys serial connections of E1 and E2 of emergency source of electrical power, the stop button SB1 of open type and the button SB2 that declutches, the hypervelocity reset button SB3 of closed type, the braking control contactor, control contactor declutches, the hypervelocity control contactor, the hypervelocity sensor, a pair of emergency brake motor i.e. the first braking DC machine MD1 and the second braking DC machine MD2, it is that first braking drives contactless switch and second braking drives contactless switch that a pair of braking drives contactless switch, a pair of declutching drives contactless switch and namely first declutches and drive contactless switch and the second driving contactless switch that declutches, the spacing contactless switch of a pair of braking i.e. the first spacing contactless switch of braking and the spacing contactless switch of second braking, a pair of i.e. first spacing contactless switch and the second spacing contactless switch that declutches that declutches of spacing contactless switch that declutches, a pair of braking limit sensors i.e. the first braking limit sensors and the second braking limit sensors, a pair of declutch limit sensors namely first declutch limit sensors and second declutch limit sensors and for the ac-dc switching power of battery charging be Switching Power Supply A1; Described battery pack is provided with a pair of first output exit that is made of the first positive output end A+ and the first negative output terminal A-and a pair of second output exit that is made of the second positive output end C+ and the second negative output terminal A-, battery pack just, the first positive output end A+ of negative pole by a duplex change-over switch QF2 and battery pack and the first negative output terminal A-(also claiming ground terminal) be corresponding linking to each other one by one, second negative output terminal links to each other with first negative output terminal (share a negative output terminal A-), and the second positive output end C+ is by a pair of normally closed contact KA2-CB1 of interchange dead electricity control contactor and by a pair of open contact KA7-CK3 that brakes control contactor, the a pair of KA8-CK3 of control contactor declutches, the switches set serial connection back that a pair of open contact KA9-CK3 and connecing of hypervelocity control contactor forms links to each other with the first positive output end A+; The coil KA7 of described stop button SB1 and braking control contactor is serially connected between a pair of first output exit of battery pack, the coil KA8 of button SB2 and the control contactor that declutches of declutching is serially connected between a pair of first output exit of described battery pack, the coil KA9 of a pair of open contact SC of hypervelocity sensor and hypervelocity reset button SB3 and hypervelocity control contactor is serially connected between a pair of first output exit of described battery pack, and a pair of open contact KA9-CK2 of hypervelocity control contactor is attempted by the two ends of a pair of open contact SC of described hypervelocity sensor; The coil KA3 of a pair of open contact ST1 of the first braking limit sensors and the spacing contactless switch of first braking is serially connected in a pair of second of described battery pack and exports between the exit (A-and C+), the coil KA4 of a pair of open contact ST2 of the second braking limit sensors and the spacing contactless switch of second braking is serially connected between a pair of second output exit of described battery pack, the declutch coil KA5 of spacing contactless switch of the first a pair of normally closed contact ST3 and first that declutches limit sensors is serially connected between a pair of second output exit of described battery pack, and the declutch coil KA6 of spacing contactless switch of the second a pair of normally closed contact ST4 and second that declutches limit sensors is serially connected in a pair of second of described battery pack and exports between the exit; The braking control contactor a pair of open contact KA7-CK1 and the hypervelocity control contactor a pair of open contact KA9-CK1 and connect after be divided into two-way, the coil KM1 that a pair of open contact KA3-CK1 of the spacing contactless switch of one tunnel and first braking and first braking drive contactless switch is serially connected between a pair of second output exit of described battery pack, the coil KM3 that a pair of open contact KA4-CK1 of another road and the spacing contactless switch of second braking and second braking drive contactless switch is serially connected between a pair of second output exit of described battery pack, the a pair of open contact KA8-CK1 of control contactor of declutching is divided into two-way with a pair of normally closed contact KA9-CB of hypervelocity control contactor after being connected in series, one tunnel and the first a pair of normally closed contact KA5-CB1 and first that the declutches spacing contactless switch coil KM2 that drives contactless switch that declutches is serially connected between a pair of second output exit of described battery pack, and another road and second declutch coil KM4 of driving contactless switch of a pair of normally closed contact KA6-CB1 and second of spacing contactless switch that declutches is serially connected in a pair of second of described battery pack and exports between the exit; The first positive output end A+ of described storage battery drives contactless switch by first braking a pair of open contact KM1-CK1 links to each other with the positive input terminal of the first braking DC machine MD1, link to each other with the negative input end of the first braking DC machine MD1 by the first a pair of open contact KM2-CK1 that declutches the driving contactless switch, the first negative output terminal A-of described storage battery drives contactless switch by first braking a pair of open contact KM1-CK2 links to each other with first negative input end of braking DC machine MD1, link to each other with the positive input terminal of the first braking DC machine MD1 by the first a pair of open contact KM2-CK2 that declutches the driving contactless switch; The first positive output end A+ of described storage battery drives contactless switch by second braking a pair of open contact KM3-CK1 links to each other with the positive input terminal of the second braking DC machine MD2, link to each other with the negative input end of the second braking DC machine MD2 by the second a pair of open contact KM4-CK1 that declutches the driving contactless switch, the first negative output terminal A-of described storage battery drives contactless switch by second braking a pair of open contact KM3-CK2 links to each other with second negative input end of braking DC machine MD2, link to each other with the positive input terminal of the second braking DC machine MD2 by the second a pair of open contact KM4-CK2 that declutches the driving contactless switch; Be provided with charging current limiter resistance R 1 between the positive pole of described Switching Power Supply and the positive pole of battery pack, the negative pole of Switching Power Supply and the negative pole of battery pack are altogether, be provided with storage battery charge control circuit between battery pack and the ac-dc switching power, its structure comprises: exchange the dead electricity control contactor, accumulator electric-quantity detects table Q, charging control contactor and be full of control contactor, the coil KA2 that exchanges the dead electricity control contactor inserts in the ac input circuit of Switching Power Supply A1, the power end that accumulator electric-quantity detects table Q links to each other with first positive output end of battery pack by a pair of open contact KA2-CK1 that exchanges the dead electricity control contactor, the ground terminal that accumulator electric-quantity detects table Q links to each other with first negative output terminal of battery pack, the two ends that are full of the coil SSR1 of control contactor link to each other with the control output end of accumulator electric-quantity detection table Q and the ground terminal of accumulator electric-quantity detection table Q respectively, and a pair of open contact SSR1-CK that is full of control contactor is with after the coil KA1 of charging control contactor is connected in series, detecting the power end of showing Q with accumulator electric-quantity respectively links to each other with ground terminal; Be serially connected with a pair of open contact KA2-CK2 that exchanges the dead electricity control contactor and a pair of open contact (this open contact is by a pair of open contact among one group of open and close type contact KA1-KB of band central contact) of charging control contactor between the positive pole of described charging current limiter resistance R 1 and battery pack, exchange a pair of open contact KA2-CK2 of dead electricity control contactor and a pair of open contact and the charging current limiter resistance R 1 of charging control contactor and constitute the charging control path, also be provided with charging control switch QF3 between the positive pole of this charging control path and described battery pack; The positive output end C+ of the described a pair of second output exit links to each other with the positive output end V1 of Switching Power Supply A1 by a pair of open contact KA2-CK3 that exchanges the dead electricity control contactor.
During practical application, also include first a braking spacing lamp L1 corresponding with the first braking limit sensors and second a braking spacing lamp L2 corresponding with the second braking limit sensors in the emergency brake circuit of the present invention, first second corresponding declutch spacing lamp L4 and the hypervelocity indicator lamp L5 of spacing lamp L3 and one and second limit sensors that declutches that declutch that one and first limit sensors that declutches is corresponding, the a pair of open contact KA3-CK2 of the first spacing lamp L1 of braking and the spacing contactless switch of first braking is serially connected between the described a pair of second output exit, the a pair of open contact KA4-CK2 of the second spacing lamp L2 of braking and the spacing contactless switch of second braking is serially connected between the described a pair of second output exit, first the declutch a pair of normally closed contact KA5-CB2 of spacing contactless switch of spacing lamp L3 and first that declutches is serially connected between the described a pair of second output exit, second the declutch a pair of normally closed contact KA6-CB2 of spacing contactless switch of spacing lamp L4 and second that declutches is serially connected between the described a pair of second output exit, and a pair of open contact 1JSC of hypervelocity indicator lamp L5 and hypervelocity sensor is serially connected in described a pair of first and exports between the exit; The declutch a pair of normally closed contact KA5-CB3 and second of spacing contactless switch of a pair of normally closed contact KA3-CB1 of the spacing contactless switch of described first braking, a pair of normally closed contact KA4-CB1, first of the spacing contactless switch of second braking declutches and is concatenated in the control circuit of main hook motor after a pair of normally closed contact KA6-CB3 serial connection of spacing contactless switch.
Principle of work of the present invention is: when pressing stop button SB1, just commentaries on classics by the first braking DC machine MD1 and the second braking DC machine MD2, the push rod top of the corresponding emergency brake of control mechanism is put in place (ST1 or ST2 connection), at this moment, the corresponding first braking DC machine MD1 or the second braking DC machine MD2 stop going up rotation, and braking is finished; Otherwise, when pressing when declutching button SB2, the first braking DC machine MD1 and the second braking DC machine MD2 counter-rotating, begin to declutch, after the push rod homing of corresponding emergency brake to be controlled mechanism, the corresponding first braking DC machine MD1 or the second braking DC machine MD2 stop going up rotation, and the process that declutches finishes; When the suspension hook of overweight machine fall (the hypervelocity sensor detects hypervelocity) when too fast, described emergency brake circuit is finished braking procedure identical when pressing stop button SB1, after braking is finished, by pressing hypervelocity reset button SB3, the coil KA9 dead electricity of feasible hypervelocity control contactor, the hypervelocity control contactor resets.
This practical described emergency brake circuit in the course of the work, have only when pressing stop button SB1, button SB2 or hypervelocity reset button SB3 declutch, give the coil KA7 of corresponding braking control contactor, declutch control contactor coil KA8 or the hypervelocity control contactor coil KA9 power on, the a pair of open contact KA7-CK3 of feasible braking control contactor, declutch control contactor a pair of open contact KA8-CK3 or the hypervelocity control contactor a pair of open contact KA9-CK3 the second positive output end C+ is communicated with the first positive output end A+, in other words, do not pressing stop button SB1, when declutching button SB2 or hypervelocity reset button SB3, it is that first braking drives contactless switch and second braking drives contactless switch that a pair of braking drives contactless switch, a pair of declutching drives contactless switch and namely first declutches and drive contactless switch and the second driving contactless switch that declutches, the spacing contactless switch of a pair of braking i.e. the first spacing contactless switch of braking and the spacing contactless switch of second braking, a pair of declutch spacing contactless switch namely first spacing contactless switch and the second spacing contactless switch that declutches that declutches be in power failure state, greatly reduce energy consumption, reduced use cost.
Claims (9)
1. the emergency brake circuit of starter is characterized in that: described emergency brake circuit include the stop button of emergency source of electrical power, open type and the button that declutches, closed type the hypervelocity reset button, brake control contactor, the control contactor that declutches, hypervelocity control contactor, hypervelocity sensor and quantity emergency brake motor, the braking corresponding with the emergency brake mechanism of starter drives contactless switch, the driving contactless switch that declutches, brake spacing contactless switch, the spacing contactless switch that declutches, brake limit sensors and the limit sensors that declutches;
Described emergency source of electrical power be provided with pair of output, a pair of and its mouth one by one the corresponding first output exit that links to each other and a pair of and the first output exit one by one corresponding link to each other second export exit;
The coil tandem of stop button and braking control contactor is between a pair of first output exit of emergency source of electrical power, declutch button and the control contactor that declutches coil tandem described emergency source of electrical power a pair of first output exit between, the coil tandem of a pair of open contact of hypervelocity sensor and hypervelocity reset button and hypervelocity control contactor is between a pair of first output exit of described emergency source of electrical power, and a pair of open contact of hypervelocity control contactor is attempted by the two ends of a pair of open contact of described hypervelocity sensor;
The coil tandem of a pair of open contact of braking limit sensors and the spacing contactless switch of corresponding braking is between a pair of second output exit of emergency source of electrical power, and the coil tandem of a pair of normally closed contact of the limit sensors that declutches and the spacing contactless switch that declutches accordingly is between a pair of second output exit of described emergency source of electrical power;
The a pair of open contact of a pair of open contact of braking control contactor and hypervelocity control contactor also connects coil tandem that a pair of open contact and the corresponding braking of back and the spacing contactless switch of braking drive contactless switch between a pair of second output exit of described emergency source of electrical power, a pair of open contact of the control contactor that declutches with after a pair of normally closed contact of hypervelocity control contactor be connected in series and a pair of normally closed contact of the spacing contactless switch that declutches and the coil tandem of the driving contactless switch that declutches accordingly export between the exit at second of described emergency source of electrical power;
A mouth of the first output exit links to each other with an input end of corresponding emergency brake motor by a pair of open contact that corresponding braking drives contactless switch, the a pair of open contact that drives contactless switch by declutching accordingly links to each other with another input end of described corresponding emergency brake motor, and another mouth of the first output exit links to each other with another input end of described corresponding emergency brake motor to open contact by another of corresponding braking driving contactless switch, another that drives contactless switch by declutching accordingly links to each other with an input end of described corresponding emergency brake motor to open contact.
2. emergency brake circuit as claimed in claim 1, it is characterized in that: described emergency source of electrical power is battery pack.
3. emergency brake circuit as claimed in claim 2, it is characterized in that: described emergency brake circuit also comprises the ac-dc switching power of promising battery charging, be provided with charging current limiter resistance between the positive pole of ac-dc switching power and the positive pole of battery pack, the negative pole of ac-dc switching power and the negative pole of battery pack are provided with storage battery charge control circuit between battery pack and the ac-dc switching power altogether.
4. emergency brake circuit as claimed in claim 3, it is characterized in that: described storage battery charge control circuit comprises: exchange the dead electricity control contactor, accumulator electric-quantity detects table, charging control contactor and be full of control contactor, the coil that exchanges the dead electricity control contactor is attempted by on the ac input circuit of ac-dc switching power, the power end that accumulator electric-quantity detects table links to each other with the positive output end of a pair of first output exit of battery pack by a pair of open contact that exchanges the dead electricity control contactor, the ground terminal that accumulator electric-quantity detects table links to each other with the negative output terminal of a pair of first output exit of battery pack, the two ends that are full of the coil of control contactor link to each other with the control output end of accumulator electric-quantity detection table and the ground terminal of accumulator electric-quantity detection table respectively, after being full of the coil tandem of a pair of open contact of control contactor and the control contactor that charges, detecting the power end of showing with accumulator electric-quantity respectively links to each other with ground terminal, be serially connected with another a pair of open contact to open contact and charging control contactor that exchanges the dead electricity control contactor between the positive pole of described charging current limiter resistance and battery pack, constitute the charging control path; The positive output end of the described a pair of second output exit links to each other with the positive output of ac-dc switching power by the 3rd pair of open contact that exchanges the dead electricity control contactor.
5. emergency brake circuit as claimed in claim 4 is characterized in that: also be provided with charging control switch between the positive pole of described battery pack and the charging control path.
6. emergency brake circuit as claimed in claim 4 is characterized in that: be provided with the duplex change-over switch between the both positive and negative polarity of described battery pack and the described a pair of first output exit.
7. as each described emergency brake circuit of claim 1 to 6, it is characterized in that: a pair of open contact of described braking control contactor, the control contactor that declutches, hypervelocity control contactor and connect after, the positive output end that is serially connected in a pair of second output exit of described battery pack is exported between the positive output end of exit with a pair of first.
8. emergency brake circuit as claimed in claim 7, it is characterized in that: also include in the described emergency brake circuit and brake the spacing lamp of braking that limit sensors quantity equates, the spacing lamp that declutches that equates with the limit sensors quantity that declutches, another that brake spacing lamp and the spacing contactless switch of corresponding braking is serially connected between the described a pair of second output exit normally closed contact, and another of declutch spacing lamp and the spacing contactless switch that declutches accordingly is serially connected in described a pair of second to normally closed contact and exports between the exit.
9. emergency brake circuit as claimed in claim 7 is characterized in that: also include the hypervelocity indicator lamp in the described emergency brake circuit, another of hypervelocity indicator lamp and hypervelocity sensor is serially connected in described a pair of first to open contact and exports between the exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310121501.0A CN103204436B (en) | 2013-04-09 | 2013-04-09 | Emergency brake circuit of starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310121501.0A CN103204436B (en) | 2013-04-09 | 2013-04-09 | Emergency brake circuit of starter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103204436A true CN103204436A (en) | 2013-07-17 |
| CN103204436B CN103204436B (en) | 2014-08-20 |
Family
ID=48751883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310121501.0A Expired - Fee Related CN103204436B (en) | 2013-04-09 | 2013-04-09 | Emergency brake circuit of starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103204436B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883624A (en) * | 2016-05-09 | 2016-08-24 | 李堂兴 | Electromagnetic braking control device |
| CN108569625A (en) * | 2018-04-26 | 2018-09-25 | 泰富国际工程有限公司 | A kind of safety protection circuit device of erecting equipment brake |
| CN108736767A (en) * | 2018-05-29 | 2018-11-02 | 珠海格力电器股份有限公司 | A kind of band-type brake release control circuit of industrial robot |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000211882A (en) * | 1999-01-27 | 2000-08-02 | Nisshin Steel Co Ltd | Control method for stopping drive motor for crane |
| CN201686414U (en) * | 2009-07-21 | 2010-12-29 | 南通宝钢钢铁有限公司 | Electric protection system for hoisting mechanism of metallurgical crane |
| CN102020203A (en) * | 2010-11-19 | 2011-04-20 | 太原重工股份有限公司 | Electronic control method for transferring heavy to lower level in power-off period of quenching crane |
| CN202004500U (en) * | 2011-05-09 | 2011-10-05 | 浙江华源电气有限公司 | Auxiliary power supply for crane |
| CN202156842U (en) * | 2011-04-12 | 2012-03-07 | 无锡市小天鹅建筑机械有限公司 | Emergency control circuit for power-off cradles |
| CN203269383U (en) * | 2013-04-09 | 2013-11-06 | 江苏万富安机械有限公司 | Emergency braking circuit of starter |
-
2013
- 2013-04-09 CN CN201310121501.0A patent/CN103204436B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000211882A (en) * | 1999-01-27 | 2000-08-02 | Nisshin Steel Co Ltd | Control method for stopping drive motor for crane |
| CN201686414U (en) * | 2009-07-21 | 2010-12-29 | 南通宝钢钢铁有限公司 | Electric protection system for hoisting mechanism of metallurgical crane |
| CN102020203A (en) * | 2010-11-19 | 2011-04-20 | 太原重工股份有限公司 | Electronic control method for transferring heavy to lower level in power-off period of quenching crane |
| CN202156842U (en) * | 2011-04-12 | 2012-03-07 | 无锡市小天鹅建筑机械有限公司 | Emergency control circuit for power-off cradles |
| CN202004500U (en) * | 2011-05-09 | 2011-10-05 | 浙江华源电气有限公司 | Auxiliary power supply for crane |
| CN203269383U (en) * | 2013-04-09 | 2013-11-06 | 江苏万富安机械有限公司 | Emergency braking circuit of starter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883624A (en) * | 2016-05-09 | 2016-08-24 | 李堂兴 | Electromagnetic braking control device |
| CN108569625A (en) * | 2018-04-26 | 2018-09-25 | 泰富国际工程有限公司 | A kind of safety protection circuit device of erecting equipment brake |
| CN108736767A (en) * | 2018-05-29 | 2018-11-02 | 珠海格力电器股份有限公司 | A kind of band-type brake release control circuit of industrial robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103204436B (en) | 2014-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103204436B (en) | Emergency brake circuit of starter | |
| CN203269383U (en) | Emergency braking circuit of starter | |
| CN106241571A (en) | Lift car wireless power and communicator and method of supplying power to thereof | |
| CN203799965U (en) | Pulse polarity conversion module of composite switch | |
| CN206126787U (en) | A scram circuit for stacker | |
| CN104648684B (en) | Small-sized unmanned aircraft hanging device and the method lifted | |
| CN103522916A (en) | Double power sources switching control system of electric car | |
| CN101905829A (en) | New energy battery lift | |
| CN102020203A (en) | Electronic control method for transferring heavy to lower level in power-off period of quenching crane | |
| CN204980695U (en) | Emergent rescue system that declutches has a power failure | |
| CN202004500U (en) | Auxiliary power supply for crane | |
| CN203528320U (en) | Double-power-supply switching control system of electric vehicle | |
| CN204915333U (en) | Solar energy electric vehicle charging controlling means | |
| CN202183615U (en) | External balancing device of series lithium battery pack | |
| CN102255358A (en) | External equalizing device of series-wound lithium ion battery pack | |
| CN201777738U (en) | Novel elevator control system safety circuit device | |
| CN204481531U (en) | A kind of electric automobile lithium battery active equalization management system | |
| CN204526864U (en) | A kind of lithium cell residual capacity and fault display system and Electrical Bicycle | |
| CN203611777U (en) | Battery system disconnection control device of electric vehicle and electric vehicle provided with same | |
| CN207283256U (en) | A kind of mine hoist super capacitor ups power device | |
| CN202272647U (en) | Control circuit and crane using control circuit | |
| CN202214175U (en) | Tower crane rotation controller | |
| CN201694703U (en) | Electric elevator utilizing new energy and provided with battery jars | |
| CN206077063U (en) | A kind of relay power control circuit of new forms of energy | |
| CN205367357U (en) | Permanent magnet synchronous motor traction elevator's back -up source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200605 Address after: 464000 No.1 front room, home furnishing Town, Yangshan new area, Xinyang City, Henan Province Patentee after: Xinyang Haolong Industry Co.,Ltd. Address before: Suzhou City, Jiangsu Province town of Phoenix 215600 rail bridge in Zhangjiagang city of Jiangsu million Chevalier Machinery Co. Ltd. Patentee before: JIANGSU WANFUAN MACHINERY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |