CN204556244U - A kind of breaker of plastic casing automatic testing equipment mechanical life - Google Patents
A kind of breaker of plastic casing automatic testing equipment mechanical life Download PDFInfo
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- CN204556244U CN204556244U CN201520271810.0U CN201520271810U CN204556244U CN 204556244 U CN204556244 U CN 204556244U CN 201520271810 U CN201520271810 U CN 201520271810U CN 204556244 U CN204556244 U CN 204556244U
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Abstract
The utility model discloses a kind of breaker of plastic casing automatic testing equipment mechanical life, comprise test board, clamp system, toggle mechanism, pressing mechanism, break-make indicating mechanism sum counter, the utility model structure is simple, reliably, the mechanical life that can be realized breaker of plastic casing by set of device is tested automatically, complete the test count to breaker of plastic casing mechanical life, thus significantly improve the testing efficiency of breaker of plastic casing mechanical life, can detect simultaneously each terminals of breaker of plastic casing close a floodgate or the break-make of gate-dividing state whether normal and report to the police, be convenient to the breaker of plastic casing getting rid of quality dissatisfaction in time.
Description
Technical field
The utility model relates to a kind of breaker mechanical endurance testing device, specifically a kind of breaker of plastic casing automatic testing equipment mechanical life.
Background technology
Moulded case circuit breaker is called for short breaker of plastic casing, is applicable to exchange 50Hz, rated operational voltage 690V and following, and rated operational current, from 63A to 1250A, is used as the use infrequently changed and motor infrequently starts in low-voltage distribution or protection circuit.Breaker of plastic casing has overload, short circuit and low-voltage protection function, and energy protection circuit and power-supply device are not damaged.The feature of breaker of plastic casing is compact conformation, volume is little, function is complete.
The mechanical life of breaker of plastic casing is the important indicator evaluating its quality good or not, and the reliability of the on/off switch of breaker of plastic casing directly determines the quality of finished product.Breaker of plastic casing is built-in with the rod spring mechanism of compact conformation, by stretch out the handle of housing to the back-end (i.e. leading-out terminal) rotated energy storage; Rotate in energy storage state lower handle forward end (i.e. end of incoming cables) and realize closing a floodgate; Threading off by making built-in free tripping mechanism under the red button on pressed by external force panel or overcurrent situations to make breaker of plastic casing realize separating brake.Need regularly to carry out mechanical endurance test to it in the quality management process of breaker of plastic casing, also need to carry out mechanical break-in and divide-shut brake inspection before finished product dispatches from the factory.But the current test mechanical life for breaker of plastic casing and divide-shut brake inspection often realize by manpower is manual, waste time and energy.
Summary of the invention
Technical problem to be solved in the utility model is: for the deficiencies in the prior art, provides a kind of structure simple, reliable, efficient breaker of plastic casing automatic testing equipment mechanical life.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of breaker of plastic casing automatic testing equipment mechanical life, comprise test board, clamp system, toggle mechanism, pressing mechanism, break-make indicating mechanism sum counter, described clamp system is arranged on described test board, the inside of described clamp system is provided with electrical connecting wires, described clamp system is for being fixedly clamped and each pole of conducting breaker of plastic casing, described toggle mechanism comprises motor, gear assembly, first shifting block and the second shifting block, described motor is fixed on described test board, described gear assembly is driven by described motor, the first described shifting block and the second described shifting block are separately positioned on the both sides of described gear assembly, described pressing mechanism comprises push rod, the bottom of described push rod is positioned at directly over the opening button on described breaker of plastic casing, described push rod is connected with described counter, described gear assembly can drive the first described shifting block and the second described shifting block to rotate backward simultaneously, in the first described shifting block and the second described shifting block rotation process can before and after stir the handle of breaker of plastic casing and complete energy storage and on/off switch and promote push rod and move down and press the opening button on breaker of plastic casing, dynamic/static contact in breaker of plastic casing described in during use and described motor are electrically connected with described break-make indicating mechanism, described break-make indicating mechanism is used for sending run signal or alerting signal, thus control operation or the stopping of motor.
Disclosed in the utility model, breaker of plastic casing automatic testing equipment mechanical life, during use, is first fixed on breaker of plastic casing on test board by clamp system, and applies power supply, each pole of conducting breaker of plastic casing, the energising using state of simulation breaker of plastic casing.Restart motor, rotated by motor driven gear assembly, and then drive the first shifting block and the second shifting block to rotate backward simultaneously, the handle stirring breaker of plastic casing realizes energy storage and combined floodgate, and as breaker closing is abnormal, break-make indicating mechanism sends alerting signal, motor is out of service, test terminates, and after taking off this out of order isolating switch, can again load onto other breaker of plastic casing and test on test board; As breaker closing is normal, break-make indicating mechanism then sends run signal, and motor normally runs, and the first shifting block and the second shifting block continue to rotate backward, and promotes push rod and moves down and press the opening button on breaker of plastic casing, make breaker of plastic casing separating brake.As breaker open operation is abnormal, break-make indicating mechanism sends alerting signal again, and motor is out of service, and test terminates, and after taking off this out of order isolating switch, can again load onto other breaker of plastic casing and test on test board; As breaker open operation is normal, break-make indicating mechanism then sends run signal, and motor continues normal operation, and the unison counter that push rod moves down completes and once counts, thus completes an on/off switch action.Constantly repeat above-mentioned action, namely complete the automatic test of the mechanical life to breaker of plastic casing.Before using, can preset, test is stopped in good time to the counts of counter, if break-make indicating mechanism does not send alerting signal in the counts preset, then breaker of plastic casing is by test; If break-make indicating mechanism have issued alerting signal, then breaker of plastic casing test failure in the counts preset.
The utility model structure is simple, reliable, the mechanical life that can be realized breaker of plastic casing by set of device is tested automatically, complete the test count to breaker of plastic casing mechanical life, thus significantly improve the testing efficiency of breaker of plastic casing mechanical life, can detect simultaneously each terminals of breaker of plastic casing close a floodgate or the break-make of gate-dividing state whether normal and report to the police, be convenient to the breaker of plastic casing getting rid of quality dissatisfaction in time.
Described gear assembly comprises the first gear, second gear, 3rd gear and the 4th gear, the output terminal of described motor is coaxially connected with the first described gear, the second described gear and the 3rd described gear are separately positioned on the both sides of the first described gear and are meshed with the first described gear simultaneously, the first described gear and the 4th described gear are separately positioned on the both sides of the 3rd described gear and are meshed with the 3rd described gear simultaneously, the first described shifting block connection is arranged on the second described gear, the second described shifting block connection is arranged on the 4th described gear, the second described shifting block is near described push rod.
From the front of described motor, the rotation direction of described motor is counterclockwise.During test, motor rotates counterclockwise, while first gear rotates counterclockwise, drive the second gear and the 3rd gear and the 4th pinion rotation, first shifting block rotates clockwise with the second gear, in rotation process, the second shifting block stirs the handle of breaker of plastic casing backward, makes handle realize energy storage to right rotation; 3rd gear rotates clockwise, and the second shifting block rotates counterclockwise with the 4th gear, and in rotation process, the first shifting block stirs forward the handle of breaker of plastic casing, makes handle realize closing a floodgate to anticlockwise.
The top of described push rod is connected with stage clip, the upper end of described stage clip is connected with the first lever, one end of the first described lever is connected with the second lever by a spring, the second described lever is positioned at the top of the first described lever, the second described lever is connected with described counter, the other end that can promote the first described lever in the second described shifting block rotation process moves upward, thus make the first lever press down described push rod and drop-down described spring, push rod presses the opening button on breaker of plastic casing again, drop-down the second described lever of spring simultaneously, counter realizes counting under the effect of the second lever.Stage clip and spring are respectively used to realize automatically reseting of push rod and the first lever and the second lever, and that guarantees to test carries out smoothly.
The first described lever is provided with waist-shaped hole, is equipped with bolt in described waist-shaped hole, and the upper end of described stage clip is fixed on described bolt, and the side near the second shifting block of the first described lever is provided with stirs relative inclined-plane, face with the master of the second shifting block.Waist-shaped hole can improve the reliability of the first lever action, makes push rod be in vertical state all the time.
Described clamp system comprises cylinder, fixed head, front-seat depression bar and rear row pressure bar, described test board comprises top board, base plate and side plate, described motor is fixed on described side plate, described cylinder is arranged on described base plate, described fixed head is arranged between described top board and described base plate, the output terminal of described cylinder is connected with described fixed head, described front-seat depression bar and described rear row pressure bar are symmetricly set on described top board, described front-seat depression bar and described rear row pressure bar form by four depression bars, depression bar described in every root comprises connecting link and conducting block, the bottom of the connecting link described in every root is fixed on described fixed head, the top of the connecting link described in every root is connected with described conducting block through described top board, before test, breaker of plastic casing is placed on top board, conducting block on front-seat depression bar is pressed in the end of incoming cables of breaker of plastic casing respectively, conducting block on rear row pressure bar is pressed in the leading-out terminal of breaker of plastic casing respectively, breaker of plastic casing is fixedly clamped on test board.
Described top board is respectively arranged with one piece of clamping plate in the inner side of described front-seat depression bar and described rear row pressure bar, and the clamping plate described in two pieces be arranged in parallel, and the length of the longitudinal separation between the clamping plate described in two pieces and described breaker of plastic casing is suitable.Be fixedly clamped on the basis of breaker of plastic casing at conducting block, clamping plate can fix breaker of plastic casing further, guarantee that breaker of plastic casing can fixedly positioning on test board.
Longitudinal separation between clamping plate described in two pieces is adjustable, to be applicable to the breaker of plastic casing of different length deviation.
Compared with prior art, the utility model has the advantage of: breaker of plastic casing automatic testing equipment mechanical life disclosed in the utility model, structure is simple, reliable, the mechanical life that can be realized breaker of plastic casing by set of device is tested automatically, complete the test count to breaker of plastic casing mechanical life, thus significantly improve the testing efficiency of breaker of plastic casing mechanical life, can detect simultaneously each terminals of breaker of plastic casing close a floodgate or the break-make of gate-dividing state whether normal and report to the police, be convenient to the breaker of plastic casing getting rid of quality dissatisfaction in time.
Accompanying drawing explanation
Fig. 1 is the outside drawing of embodiment proving installation;
Fig. 2 is the front elevation of the embodiment proving installation removing side plate front end;
Fig. 3 is the left view of embodiment proving installation;
Fig. 4 be embodiment proving installation test board on fix the design sketch after breaker of plastic casing;
Fig. 5 is breaker of plastic casing energy storage state schematic diagram;
Fig. 6 is breaker of plastic casing "on" position schematic diagram;
Fig. 7 is breaker of plastic casing gate-dividing state schematic diagram.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
A kind of breaker of plastic casing automatic testing equipment mechanical life as shown in the figure, comprise test board 1, clamp system, toggle mechanism, pressing mechanism, break-make indicating mechanism 5 sum counter 6, clamp system is arranged on test board 1, the inside of clamp system is provided with electrical connecting wires (not shown), clamp system is for being fixedly clamped and each pole of conducting breaker of plastic casing 7, toggle mechanism comprises motor 33, gear assembly, first shifting block 31 and the second shifting block 32, motor 33 is fixed on test board 1, from the front of motor 33, the rotation direction of motor 33 is counterclockwise, pressing mechanism comprises push rod 41, the bottom of push rod 41 is positioned at directly over the opening button 71 on breaker of plastic casing 7, push rod 41 is connected with counter 6, gear assembly comprises the first gear 34, second gear 35, 3rd gear 36 and the 4th gear 37, the output terminal of motor 33 is coaxially connected with the first gear 34, second gear 35 and the 3rd gear divide 36 be not arranged on the both sides of the first gear 34 and be meshed with the first gear 34 simultaneously, first gear 34 and the 4th gear 37 are separately positioned on the both sides of the 3rd gear 36 and are meshed with the 3rd gear 36 simultaneously, first shifting block 31 connection is arranged on the second gear 35, second shifting block 32 connection is arranged on the 4th gear 37, second shifting block 32 is near push rod 41, dynamic/static contact (not shown) during use in breaker of plastic casing 7 and motor 33 are electrically connected with break-make indicating mechanism 5, and break-make indicating mechanism 5 for sending run signal or alerting signal, thus controls operation or the stopping of motor 33.
The top of push rod 41 is connected with stage clip 42, the upper end of stage clip 42 is connected with the first lever 43, first lever 43 is provided with waist-shaped hole 44, bolt 45 is equipped with in waist-shaped hole 44, the upper end of stage clip 42 is fixed on bolt 45, one end of first lever 43 is connected with the second lever 47 by a spring 46, second lever 47 is positioned at the top of the first lever 43, second lever 47 is connected with counter 6, the side near the second shifting block 32 of the first lever 43 is provided with stirs relative inclined-plane, face 321 451 with the master of the second shifting block 32, the other end that can promote the first lever 43 in the second shifting block 32 rotation process moves upward, thus make the first lever 43 press down push rod 41 and drop-down spring 46, push rod 41 presses the opening button 71 on breaker of plastic casing 7 again, drop-down second lever 47 of spring 46 simultaneously, counter 6 realizes counting under the effect of the second lever 47.
Clamp system comprises cylinder 21, fixed head 22, front-seat depression bar 23 and rear row pressure bar 24, test board 1 comprises top board 11, base plate 12 and side plate 13, motor 33 is fixed on side plate 13, cylinder 21 is arranged on base plate 12, fixed head 22 is arranged between top board 11 and base plate 12, the output terminal of cylinder 21 is connected with fixed head 22, front-seat depression bar 23 and rear row pressure bar 24 are symmetricly set on top board 11, front-seat depression bar 23 and rear row pressure bar 24 form by four depression bars 25, every root depression bar 25 comprises connecting link 26 and conducting block 27, the bottom of every root connecting link 26 is fixed on fixed head 22, the top of every root connecting link 26 is connected with conducting block 27 through top board 11, top board 11 is respectively arranged with one piece of clamping plate 28 in the inner side of front-seat depression bar 23 and rear row pressure bar 24, two clamping plates 28 be arranged in parallel, the length of the longitudinal separation between two clamping plates 28 and breaker of plastic casing 7 is suitable, and longitudinal separation between two clamping plates 28 is adjustable.
Before test, breaker of plastic casing 7 is placed on top board 11, fixed head 22 is driven by cylinder 21, front-seat depression bar 23 and rear row pressure bar 24 move up and down the upper-lower position regulating conducting block 27, conducting block 27 on front-seat depression bar 23 is pressed in the end of incoming cables 72 of breaker of plastic casing 7 respectively, conducting block 27 on rear row pressure bar 24 is pressed in the leading-out terminal 73 of breaker of plastic casing 7 respectively, breaker of plastic casing 7 is fixedly clamped on test board 1, apply power supply, each pole of conducting breaker of plastic casing 7, the energising using state of simulation breaker of plastic casing 7, and dynamic/static contact in breaker of plastic casing 7 and motor 33 are electrically connected with break-make indicating mechanism 5.In addition, the counts of counter 6 is preset, such as, be preset as 2000 times.
The course of work of above-mentioned proving installation is as follows: starter motor 33, motor 33 rotates counterclockwise, while first gear 34 rotates counterclockwise, the second gear 35 and the 3rd gear 36 and the 4th gear 37 is driven to rotate, first shifting block 31 rotates clockwise with the second gear 35, in rotation process, the second shifting block 32 stirs the handle 74 of breaker of plastic casing 7 backward, and make handle 74 realize energy storage to right rotation, its view is shown in Fig. 5.3rd gear 36 rotates clockwise, second shifting block 32 rotates counterclockwise with the 4th gear 37, in rotation process, the first shifting block 31 stirs forward the handle 74 of breaker of plastic casing 7, make handle 74 realize closing a floodgate to anticlockwise, as breaker of plastic casing 7 closes a floodgate exception, break-make indicating mechanism 5 sends alerting signal, motor 33 is out of service, test terminates, and after taking off this out of order isolating switch, can again load onto other breaker of plastic casing and test on test board 1; As breaker of plastic casing 7 closes a floodgate normally, its view is shown in Fig. 6, break-make indicating mechanism 5 sends run signal, motor 33 normally runs, first shifting block 31 and the second shifting block 32 continue to rotate backward, promote push rod 41 move down and press the opening button 71 on breaker of plastic casing 7, make breaker of plastic casing 7 separating brake.As breaker of plastic casing 7 separating brake is abnormal, break-make indicating mechanism 5 sends alerting signal again, and motor 33 is out of service, and test terminates, and after taking off this out of order isolating switch, can again load onto other breaker of plastic casing and test on test board 1; As breaker of plastic casing 7 separating brake is normal, its view is shown in Fig. 7, and break-make indicating mechanism 5 sends run signal, and motor 33 continues normal operation, and the unison counter 6 that push rod 41 moves down completes and once counts, thus completes an on/off switch action.Constantly repeat above-mentioned action, namely complete the automatic test of the mechanical life to breaker of plastic casing.If break-make indicating mechanism 5 does not send alerting signal in the counts preset, then breaker of plastic casing is by test; If break-make indicating mechanism 5 have issued alerting signal, then breaker of plastic casing test failure in the counts preset.
Claims (8)
1. breaker of plastic casing automatic testing equipment mechanical life, it is characterized in that comprising test board, clamp system, toggle mechanism, pressing mechanism, break-make indicating mechanism sum counter, described clamp system is arranged on described test board, the inside of described clamp system is provided with electrical connecting wires, described clamp system is for being fixedly clamped and each pole of conducting breaker of plastic casing, described toggle mechanism comprises motor, gear assembly, first shifting block and the second shifting block, described motor is fixed on described test board, described gear assembly is driven by described motor, the first described shifting block and the second described shifting block are separately positioned on the both sides of described gear assembly, described pressing mechanism comprises push rod, the bottom of described push rod is positioned at directly over the opening button on described breaker of plastic casing, described push rod is connected with described counter, described gear assembly can drive the first described shifting block and the second described shifting block to rotate backward simultaneously, in the first described shifting block and the second described shifting block rotation process can before and after stir the handle of breaker of plastic casing and complete energy storage and on/off switch and promote push rod and move down and press the opening button on breaker of plastic casing, dynamic/static contact in breaker of plastic casing described in during use and described motor are electrically connected with described break-make indicating mechanism, described break-make indicating mechanism is used for sending run signal or alerting signal, thus control operation or the stopping of motor.
2. a kind of breaker of plastic casing automatic testing equipment mechanical life according to claim 1, it is characterized in that described gear assembly comprises the first gear, second gear, 3rd gear and the 4th gear, the output terminal of described motor is coaxially connected with the first described gear, the second described gear and the 3rd described gear are separately positioned on the both sides of the first described gear and are meshed with the first described gear simultaneously, the first described gear and the 4th described gear are separately positioned on the both sides of the 3rd described gear and are meshed with the 3rd described gear simultaneously, the first described shifting block connection is arranged on the second described gear, the second described shifting block connection is arranged on the 4th described gear, the second described shifting block is near described push rod.
3. a kind of breaker of plastic casing automatic testing equipment mechanical life according to claim 2, is characterized in that the front from described motor, and the rotation direction of described motor is counterclockwise.
4. a kind of breaker of plastic casing automatic testing equipment mechanical life according to any one of claim 1-3, it is characterized in that the top of described push rod is connected with stage clip, the upper end of described stage clip is connected with the first lever, one end of the first described lever is connected with the second lever by a spring, the second described lever is positioned at the top of the first described lever, the second described lever is connected with described counter, the other end that can promote the first described lever in the second described shifting block rotation process moves upward, thus make the first lever press down described push rod and drop-down described spring, push rod presses the opening button on breaker of plastic casing again, drop-down the second described lever of spring simultaneously, counter realizes counting under the effect of the second lever.
5. a kind of breaker of plastic casing automatic testing equipment mechanical life according to claim 4, it is characterized in that the first described lever is provided with waist-shaped hole, bolt is equipped with in described waist-shaped hole, the upper end of described stage clip is fixed on described bolt, and the side near the second shifting block of the first described lever is provided with stirs relative inclined-plane, face with the master of the second shifting block.
6. a kind of breaker of plastic casing automatic testing equipment mechanical life according to any one of claim 1-3, it is characterized in that described clamp system comprises cylinder, fixed head, front-seat depression bar and rear row pressure bar, described test board comprises top board, base plate and side plate, described motor is fixed on described side plate, described cylinder is arranged on described base plate, described fixed head is arranged between described top board and described base plate, the output terminal of described cylinder is connected with described fixed head, described front-seat depression bar and described rear row pressure bar are symmetricly set on described top board, described front-seat depression bar and described rear row pressure bar form by four depression bars, depression bar described in every root comprises connecting link and conducting block, the bottom of the connecting link described in every root is fixed on described fixed head, the top of the connecting link described in every root is connected with described conducting block through described top board, before test, breaker of plastic casing is placed on top board, conducting block on front-seat depression bar is pressed in the end of incoming cables of breaker of plastic casing respectively, conducting block on rear row pressure bar is pressed in the leading-out terminal of breaker of plastic casing respectively, breaker of plastic casing is fixedly clamped on test board.
7. a kind of breaker of plastic casing automatic testing equipment mechanical life according to claim 6, it is characterized in that described top board is respectively arranged with one piece of clamping plate in the inner side of described front-seat depression bar and described rear row pressure bar, clamping plate described in two pieces be arranged in parallel, and the length of the longitudinal separation between the clamping plate described in two pieces and described breaker of plastic casing is suitable.
8. a kind of breaker of plastic casing automatic testing equipment mechanical life according to claim 7, is characterized in that the longitudinal separation between the clamping plate described in two pieces is adjustable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520271810.0U CN204556244U (en) | 2015-04-29 | 2015-04-29 | A kind of breaker of plastic casing automatic testing equipment mechanical life |
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| CN201520271810.0U CN204556244U (en) | 2015-04-29 | 2015-04-29 | A kind of breaker of plastic casing automatic testing equipment mechanical life |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807625A (en) * | 2015-04-29 | 2015-07-29 | 宁波穆勒电气有限公司 | Plastic case circuit breaker mechanical life automatic test device |
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2015
- 2015-04-29 CN CN201520271810.0U patent/CN204556244U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807625A (en) * | 2015-04-29 | 2015-07-29 | 宁波穆勒电气有限公司 | Plastic case circuit breaker mechanical life automatic test device |
| CN104807625B (en) * | 2015-04-29 | 2017-04-12 | 宁波懿德电气有限公司 | Plastic case circuit breaker mechanical life automatic test device |
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Address after: 315040 5-18-9, building 66, Pioneer Road, academician Road, hi tech Zone, Zhejiang, Ningbo Patentee after: NINGBO MOELLER ELECTRIC CO., LTD. Address before: 315040 5-18-9, building 66, Pioneer Road, academician Road, hi tech Zone, Zhejiang, Ningbo Patentee before: NINGBO MOELLER ELECTRIC CO., LTD. |