CN203941828U - A kind of high voltage switchgear with electromagnetic lock - Google Patents
A kind of high voltage switchgear with electromagnetic lock Download PDFInfo
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- CN203941828U CN203941828U CN201420293755.0U CN201420293755U CN203941828U CN 203941828 U CN203941828 U CN 203941828U CN 201420293755 U CN201420293755 U CN 201420293755U CN 203941828 U CN203941828 U CN 203941828U
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- flexible spacer
- spacer pin
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- spring
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Abstract
With a high voltage switchgear for electromagnetic lock, comprise high-voltage switch gear, the first electromagnetic locking mechanism and the second electromagnetic locking mechanism, described high-voltage switch gear comprises control module and switch Executive Module; Described control module is for described switch Executive Module is controlled, and described switch Executive Module is for carrying out the actual switch operation of high-tension circuit; Described switch Executive Module comprises: bracing frame (12), moving contact (1), be knocked contact (2), the first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8), described moving contact (1) and two terminals that are knocked contact (2) and are connected respectively high-tension circuit, support frame as described above (12) supports described moving contact (1) and is knocked contact (2); The described first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8) are arranged in support frame as described above (12) successively from right to left.
Description
Technical field
The application relates to the field of high-voltage switch gear, is specially a kind of high voltage switchgear with electromagnetic lock.
Background technology
High-voltage switch gear is a kind of conventional switch in this area, and its high pressure resistant material and layout designs have had ripe scheme in the art.For high-voltage switch gear is realized to remote operation, there is now high voltage isolator.
Owing to easily occurring in high-tension line that the phenomenons such as sparking, electric arc occur, therefore, the opening and closing movement of high-voltage switch gear often needs speed faster.But, in the time of speed, often easily there is larger impact shock, for reliability and the fail safe of electric equipment, impact.
Utility model content
The utility model provides a kind of control method of high voltage isolator, and it can realize remote high-voltage switch motion, and its impact is less simultaneously, and safe and reliable.
The scheme that the utility model adopts is as follows:
With a high voltage switchgear for electromagnetic lock, comprise high-voltage switch gear, the first electromagnetic locking mechanism and the second electromagnetic locking mechanism, described high-voltage switch gear comprises control module and switch Executive Module; Described control module is for described switch Executive Module is controlled, and described switch Executive Module is for carrying out the actual switch operation of high-tension circuit;
Described switch Executive Module comprises: bracing frame, moving contact, be knocked contact, the first flexible spacer pin, the second flexible spacer pin and the 3rd flexible spacer pin, described moving contact and two terminals that are knocked contact and are connected respectively high-tension circuit, support frame as described above supports described moving contact and is knocked contact; The described first flexible spacer pin, the second flexible spacer pin and the 3rd flexible spacer pin are arranged in support frame as described above successively from right to left;
The left side central portion of described moving contact is provided with protrusion contact, described protrusion contact is left away from extension, the right side of described moving contact is connected with the left end of moving contact spring, and the right-hand member of moving contact spring is connected on the left side of right support, and the right side of described right support is fixedly installed right solenoid; The described right flank that is knocked contact for described protrusion contact, the described left surface that is knocked contact is connected with the right-hand member that is knocked touch spring, the left end that is knocked touch spring is connected on the right side of left socle, and the left side of described left socle is fixedly installed left solenoid; The described first flexible spacer pin, the second flexible spacer pin and the 3rd flexible spacer pin include shank, the top of described shank has a wedge shape tapered plane, and described wedge shape tapered plane all makes described shank form the upwards pointed shape of convergent, the middle part of the shank of the described the 3rd flexible spacer pin has spacing collar flange, the spacing collar flange of the shank of the described the 3rd flexible spacer pin and its wedge shape tapered plane on the longitudinally of shank from a distance; The shank of the described the 3rd flexible spacer pin can stretch by being arranged on the pin-and-hole on support frame as described above up and down in the part on its spacing collar flange top, and its spacing collar flange can carry out spacing to the extreme position that protrudes upward of the shank of the 3rd flexible spacer pin; The top of the shank of the described first and second flexible spacer pins has spacing collar flange, spacing collar flange and its wedge shape tapered plane adjacency of the shank of the described first and second flexible spacer pins; The shank of the described first and second flexible spacer pins can stretch by being arranged on the pin-and-hole on support frame as described above up and down at the wedge shape tapered plane on its spacing collar flange top, and its spacing collar flange can carry out spacing to the extreme position that protrudes upward of the wedge shape tapered plane of the described first and second flexible spacer pins; The shank lower end of the described first flexible spacer pin is connected with the upper end of the first pin spring, the lower end of described the first pin spring is supported in the bottom stage of its pin-and-hole, the shank lower end of the described first flexible spacer pin is also fixedly connected with the upper end of the first pull bar, described the first pull bar is through the center of described the first pin spring and pass support frame as described above from the bottom stage center of pin-and-hole, and the lower end of described the first pull bar stretches out in the lower surface of support frame as described above; The shank lower end of the described second flexible spacer pin is connected with the upper end of the second pin spring, the lower end of described the second pin spring is supported in the bottom stage of its pin-and-hole, the shank lower end of the described second flexible spacer pin is also fixedly connected with the upper end of the second pull bar, and described the second pull bar is through the center of described the second pin spring and through support frame as described above, stretch out in the lower surface of support frame as described above from the bottom stage center of pin-and-hole; The shank lower end of the described the 3rd flexible spacer pin is connected with the 3rd pin spring, shown in the 3rd pin spring be directly connected with support frame as described above; The wedge shape tapered plane of the shank of the described the 3rd flexible spacer pin is towards right side, and the wedge shape tapered plane of the shank of the described second flexible spacer pin is towards right side, and the wedge shape tapered plane of the shank of the described first flexible spacer pin is towards left side;
When the initial condition of described high voltage isolator is disconnection, the described first flexible spacer pin, the second flexible spacer pin and the 3rd flexible spacer pin all stretch out in the upper surface of support frame as described above under the effect of pin spring separately, the right side of the shank that is pressed in the described first flexible spacer pin is pushed up in the bottom of described moving contact under the effect of described moving contact spring, and described moving contact spring is in compressive state; The described right flank bottom that is knocked contact under the described effect that is knocked touch spring and top is pressed in the left side of the shank of the 3rd flexible spacer pin, described in be knocked touch spring in compressive state; In this case, described high voltage isolator can pass through to carry out following steps and closure:
Ai. from drop-down described first pull bar in lower end of the first pull bar, make the shank of the described first flexible spacer pin overcome the elastic force of the first pin spring and lower contracting;
Aii. moving contact ejects left under the effect of described moving contact spring, and the shank of the described second flexible spacer pin is depressed as the used time at its wedge shape tapered plane and moving contact; The protrusion contact of described moving contact is realized impacting type with the described right flank middle part that is knocked contact at the volley and is contacted, and realizes the closure of high-tension circuit;
Aiii. under the control of described control module, left solenoid powers on, attract moving contact to continue to be moved to the left, until the bottom, left side of described moving contact contacts with the right side perpendicular of the described the 3rd flexible spacer pin, now, the second flexible spacer pin has stretched out in support frame as described above under the effect of its pin spring;
Aiv. after the right side perpendicular of the bottom, left side of described moving contact and the described the 3rd flexible spacer pin contacts, under the control of described control module, electricity under left solenoid, under the described acting in conjunction that is knocked touch spring and described moving contact spring, described contact and described moving contact integral body in the situation that keeping the engaging segment distance that moves right that is knocked, now, the bottom of the right flank of described moving contact contacts with the left side vertical plane of the shank of the described second flexible spacer pin, and described moving contact spring is in extended state; Thus, described moving contact and described in be knocked contact and reach stable engagement state, high-tension circuit is in stable closure state;
When described high voltage isolator is during in described stable closure state, described high voltage isolator can disconnect as follows:
Bi. from drop-down described second pull bar in lower end of described the second pull bar, make the shank of the described second flexible spacer pin overcome the elastic force of the second pin spring and lower contracting;
Bii. moving contact and described in be knocked contact integral body described moving contact spring and described in be knocked under the acting in conjunction of touch spring and eject to the right; When the left side of the bottom of the described right flank that is knocked contact and the shank of the described the 3rd flexible spacer pin contacts, describedly be knocked contact stop motion, described moving contact continues to move right, the protrusion contact of described moving contact departs from the described right flank middle part that is knocked contact at the volley, realizes the disconnection of high-tension circuit;
Biii. under the control of described control module, right solenoid powers on, and attracts moving contact to continue to move right, and when described moving contact motion, the shank of the first flexible spacer pin is depressed as the used time at its wedge shape tapered plane and moving contact; The right side perpendicular that moves to the described first flexible spacer pin when the bottom, left side of described moving contact is when right, and the first flexible spacer pin stretches out in support frame as described above under the effect of its pin spring;
Biv. under the control of described control module, electric under described right solenoid, the bottom, left side of described moving contact contacts with the right side perpendicular of the described first flexible spacer pin under the effect of described moving contact spring; Thus, described moving contact and described in be knocked contact and reach stable disengaged position, high-tension circuit is in stable off-state;
Described the first electromagnetic locking mechanism is for locking the motion of the shank of the described first flexible spacer pin, and be positioned at the right side of the shank of the described first flexible spacer pin, described the first electromagnetic locking mechanism comprises the first slide holder, the first perpendicular type locking piece, the first calutron, the first spring, described the first slide holder is fixed in support frame as described above, the first perpendicular type locking piece comprises the first vertical iron block part and the first horizontal lock pin part, the first vertical iron block part is at right angles fixedly connected with the first horizontal lock pin part, the described first vertical iron block part can be attracted by described the first calutron, described the first horizontal lock pin part can slide on described the first slide holder, described the first calutron is fixed in support frame as described above, between described the first calutron and the described first vertical iron block part, be provided with the first spring, the right side of the shank of the described first flexible spacer pin is provided with the first locking recess, the first locking recess is for stretching out in the upper surface of support frame as described above in the situation that the shank of the described first flexible spacer pin is not pulled, coordinate with described the first horizontal lock pin part, when described the first calutron does not power on, described the first spring is the shank away from the described first flexible spacer pin by described the first perpendicular type locking piece pushing, when described the first calutron powers on, the elastic force that described the first calutron attracts described the first perpendicular type locking piece to overcome above-mentioned the first spring slides left on described the first slide holder, described the first locking recess is coordinated with described the first horizontal lock pin part, thereby the shank locking to the described first flexible spacer pin, prevent it to pull lower contracting,
Described the second electromagnetic locking mechanism is for locking the motion of the shank of the described second flexible spacer pin, and be positioned at the left side of the shank of the described second flexible spacer pin, described the second electromagnetic locking mechanism comprises the second slide holder, the second perpendicular type locking piece, the second calutron, the second spring, described the second slide holder is fixed in support frame as described above, the second perpendicular type locking piece comprises the second vertical iron block part and the second horizontal lock pin part, the second vertical iron block part is at right angles fixedly connected with the second horizontal lock pin part, the described second vertical iron block part can be attracted by described the second calutron, described the second horizontal lock pin part can slide on described the second slide holder, described the second calutron is fixed in support frame as described above, between described the second calutron and the described second vertical iron block part, be provided with the second spring, the left side of the shank of the described second flexible spacer pin is provided with the second locking recess, the second locking recess is for stretching out in the upper surface of support frame as described above in the situation that the shank of the described second flexible spacer pin is not pulled, coordinate with described the second horizontal lock pin part, when described the second calutron does not power on, described the second spring is the shank away from the described second flexible spacer pin by described the second perpendicular type locking piece pushing, when described the second calutron powers on, the elastic force that described the second calutron attracts described the second perpendicular type locking piece to overcome above-mentioned the second spring slides to the right on described the second slide holder, described the second locking recess is coordinated with described the second horizontal lock pin part, thereby the shank locking to the described second flexible spacer pin, prevent it to pull lower contracting.
By this scheme, due to when two contacts clash into, moving contact is in speed faster, therefore can guarantee not occur due to long-time nearer sparking and the electric arc of contact distance, and there is spring action owing to being knocked contact, spring plays energy-absorbing energy storage effect, and it is less that it clashes into vibration; , when circuit disconnects, also under the situation of motion, realize, like this, at moving contact, when being knocked contact and departing from, moving contact has had initial velocity, better avoids above-mentioned sparking and arc phenomenon meanwhile; And having used flexible pin, after it is stable, disconnection or the closure state of circuit are safe and reliable.Design by each flexible pin, has realized the locking to circuit well.
Accompanying drawing explanation
Fig. 1 is the state diagram of switch Executive Module in the time of step aiii;
Fig. 2 is the state diagram of switch Executive Module in the time of step aiv;
Fig. 3 is the state diagram of switch Executive Module in the time of step aii and bii;
Fig. 4 is the state diagram of switch Executive Module in the time of step biv.
Embodiment
Below in conjunction with Fig. 1-4, the utility model is described in detail.
With a high voltage switchgear for electromagnetic lock, comprise high-voltage switch gear, the first electromagnetic locking mechanism and the second electromagnetic locking mechanism, described high-voltage switch gear comprises control module and switch Executive Module; Described control module is for described switch Executive Module is controlled, and described switch Executive Module is for carrying out the actual switch operation of high-tension circuit;
Described switch Executive Module comprises: bracing frame 12, moving contact 1, be knocked contact 2, the first flexible spacer pin the 6, second flexible spacer pin 7 and the 3rd flexible spacer pin 8, described moving contact 1 and two terminals that are knocked contact 2 and are connected respectively high-tension circuit, the support frame as described above described moving contact 1 of 12 supporting and be knocked contact 2; Described first flexible spacer pin the 6, second flexible spacer pin 7 and the 3rd flexible spacer pin 8 are arranged in support frame as described above 12 successively from right to left;
The left side central portion of described moving contact 1 is provided with protrudes contact 11, described protrusion contact 11 is left away from extension, the right side of described moving contact 1 is connected with the left end of moving contact spring 3, the right-hand member of moving contact spring 3 is connected on the left side of right support 4, and the right side of described right support 4 is fixedly installed right solenoid 5; The described right flank that is knocked contact 2 is for contacting with described protrusion contact 11, the described left surface that is knocked contact 2 is connected with the right-hand member that is knocked touch spring 9, the left end that is knocked touch spring 9 is connected on the right side of left socle 14, and the left side of described left socle 14 is fixedly installed left solenoid 15; Described first flexible spacer pin the 6, second flexible spacer pin 7 and the 3rd flexible spacer pin 8 include shank, the top of described shank has a wedge shape tapered plane, and described wedge shape tapered plane all makes described shank form the upwards pointed shape of convergent, the middle part of the shank of the described the 3rd flexible spacer pin 8 has spacing collar flange 81, the spacing collar flange 81 of the shank of the described the 3rd flexible spacer pin 8 and its wedge shape tapered plane on the longitudinally of shank from a distance; The shank of the described the 3rd flexible spacer pin 8 can stretch by being arranged on the pin-and-hole on support frame as described above 12 up and down in the part on its spacing collar flange 81 tops, and its spacing collar flange 81 can carry out spacing to the extreme position that protrudes upward of the shank of the 3rd flexible spacer pin 8; The top of the shank of the described first and second flexible spacer pins 6,7 has spacing collar flange 61, spacing collar flange 61 and its wedge shape tapered plane adjacency of the shank of the described first and second flexible spacer pins 6,7; The shank of the described first and second flexible spacer pins 6,7 can stretch by being arranged on the pin-and-hole on support frame as described above 12 up and down at the wedge shape tapered plane on its spacing collar flange 81 tops, and its spacing collar flange 81 can carry out spacing to the extreme position that protrudes upward of the wedge shape tapered plane of the described first and second flexible spacer pins 6,7; The shank lower end of the described first flexible spacer pin 6 is connected with the upper end of the first pin spring 62, the lower end of described the first pin spring 62 is supported in the bottom stage of its pin-and-hole, the shank lower end of the described first flexible spacer pin 6 is also fixedly connected with the upper end of the first pull bar 63, described the first pull bar 63 is through described the first pin spring 62 center and pass support frame as described above 12 from the bottom stage center of pin-and-hole, and the lower end of described the first pull bar 63 stretches out in the lower surface of support frame as described above 12; The shank lower end of the described second flexible spacer pin 7 is connected with the upper end of the second pin spring 72, the lower end of described the second pin spring 72 is supported in the bottom stage of its pin-and-hole, the shank lower end of the described second flexible spacer pin 7 is also fixedly connected with the upper end of the second pull bar 73, and described the second pull bar 73 stretches out in the lower surface of support frame as described above 12 through described the second pin spring 72 center and from the bottom stage center of pin-and-hole through support frame as described above 12; The shank lower end of the described the 3rd flexible spacer pin 8 is connected with the 3rd pin spring 72, shown in the 3rd pin spring 72 be directly connected with support frame as described above 12; The wedge shape tapered plane of the shank of the described the 3rd flexible spacer pin 8 is towards right side, and the wedge shape tapered plane of the shank of the described second flexible spacer pin 7 is towards right side, and the wedge shape tapered plane of the shank of the described first flexible spacer pin 6 is towards left side;
When the initial condition of described high voltage isolator is disconnection, described first flexible spacer pin the 6, second flexible spacer pin 7 and the 3rd flexible spacer pin 8 all stretch out in the upper surface of support frame as described above 12 under the effect of pin spring 62,72,82 separately, the right side of the shank that is pressed in the described first flexible spacer pin 6 is pushed up in the bottom of described moving contact 1 under the effect of described moving contact spring 3, and described moving contact spring 3 is in compressive state; The described right flank bottom that is knocked contact 2 under the described effect that is knocked touch spring 9 and top is pressed in the left side of the shank of the 3rd flexible spacer pin 8, described in be knocked touch spring 9 in compressive state; In this case, described high voltage isolator can pass through to carry out following steps and closure:
Ai. from drop-down described first pull bar 63 in lower end of the first pull bar 63, make the shank of the described first flexible spacer pin 6 overcome the elastic force of the first pin spring 62 and lower contracting;
Aii. moving contact 1 ejects left under the effect of described moving contact spring 3, and the shank of the described second flexible spacer pin 7 is depressed as the used time at its wedge shape tapered plane and moving contact 1; The protrusion contact 11 of described moving contact 1 is realized impacting type with the described right flank middle part that is knocked contact 2 at the volley and is contacted, and realizes the closure of high-tension circuit;
Aiii. under the control of described control module, left solenoid 15 powers on, attract moving contact 1 to continue to be moved to the left, until the bottom, left side of described moving contact 1 contacts with the right side perpendicular of the described the 3rd flexible spacer pin 8, now, the second flexible spacer pin 7 has stretched out in support frame as described above 12 under the effect of its pin spring 72;
Aiv. after the right side perpendicular of the bottom, left side of described moving contact 1 and the described the 3rd flexible spacer pin 8 contacts, under the control of described control module, 15 times electricity of left solenoid, under the described acting in conjunction that is knocked touch spring 9 and described moving contact spring 3, described contact 2 and described moving contact 1 integral body in the situation that keeping the engaging segment distance that moves right that is knocked, now, the bottom of the right flank of described moving contact 1 contacts with the left side vertical plane of the shank of the described second flexible spacer pin 7, and described moving contact spring 3 is in extended state; Thus, described moving contact 1 and described in be knocked contact 2 and reach stable engagement state, high-tension circuit is in stable closure state;
When described high voltage isolator is during in described stable closure state, described high voltage isolator can disconnect as follows:
Bi. from drop-down described second pull bar 73 in lower end of described the second pull bar 73, make the shank of the described second flexible spacer pin 7 overcome the elastic force of the second pin spring 72 and lower contracting;
Bii. moving contact 1 and described in be knocked contact 2 integral body described moving contact spring 3 and described in be knocked under the acting in conjunction of touch spring 9 and eject to the right; When the left side of the bottom of the described right flank that is knocked contact 2 and the shank of the described the 3rd flexible spacer pin 8 contacts, describedly be knocked contact 2 stop motions, described moving contact 1 continues to move right, the protrusion contact 11 of described moving contact 1 departs from the described right flank middle part that is knocked contact 2 at the volley, realizes the disconnection of high-tension circuit;
Biii. under the control of described control module, right solenoid 5 powers on, and attracts moving contact 1 to continue to move right, and when described moving contact 1 motion, the shank of the first flexible spacer pin 6 is depressed as the used time at its wedge shape tapered plane and moving contact 1; The right side perpendicular that moves to the described first flexible spacer pin 6 when the bottom, left side of described moving contact 1 is when right, and the first flexible spacer pin 6 stretches out in support frame as described above 12 under the effect of its pin spring 62;
Biv. under the control of described control module, 5 times electricity of described right solenoid, the bottom, left side of described moving contact 1 contacts with the right side perpendicular of the described first flexible spacer pin 6 under the effect of described moving contact spring 3; Thus, described moving contact 1 and described in be knocked contact 2 and reach stable disengaged position, high-tension circuit is in stable off-state;
Described the first electromagnetic locking mechanism is for locking the motion of the shank of the described first flexible spacer pin 6, and be positioned at the right side of the shank of the described first flexible spacer pin 6, described the first electromagnetic locking mechanism comprises the first slide holder 68, the first perpendicular type locking piece 67, the first calutron 65, the first spring 66, described the first slide holder 68 is fixed in support frame as described above 12, the first perpendicular type locking piece 67 comprises the first vertical iron block part and the first horizontal lock pin part, the first vertical iron block part is at right angles fixedly connected with the first horizontal lock pin part, the described first vertical iron block part can be attracted by described the first calutron 65, described the first horizontal lock pin part can slide on described the first slide holder 68, described the first calutron 65 is fixed in support frame as described above 12, between described the first calutron 65 and the described first vertical iron block part, be provided with the first spring 66, the right side of the shank of the described first flexible spacer pin 6 is provided with the first locking recess 64, the first locking recess 64 is for stretching out in the upper surface of support frame as described above 12 in the situation that the shank of the described first flexible spacer pin 6 is not pulled, coordinate with described the first horizontal lock pin part, when described the first calutron 65 does not power on, described the first spring 66 is the shank away from the described first flexible spacer pin 6 by described the first perpendicular type locking piece 67 pushings, when described the first calutron 65 powers on, the elastic force that described the first calutron 65 attracts described the first perpendicular type locking piece 67 to overcome above-mentioned the first spring 66 slides left on described the first slide holder 68, described the first locking recess 64 is coordinated with described the first horizontal lock pin part, thereby the shank locking to the described first flexible spacer pin 6, prevent it to pull lower contracting,
Described the second electromagnetic locking mechanism is for locking the motion of the shank of the described second flexible spacer pin 7, and be positioned at the left side of the shank of the described second flexible spacer pin 7, described the second electromagnetic locking mechanism comprises the second slide holder 78, the second perpendicular type locking piece 77, the second calutron 75, the second spring 77, described the second slide holder 78 is fixed in support frame as described above 12, the second perpendicular type locking piece 77 comprises the second vertical iron block part and the second horizontal lock pin part, the second vertical iron block part is at right angles fixedly connected with the second horizontal lock pin part, the described second vertical iron block part can be attracted by described the second calutron 75, described the second horizontal lock pin part can slide on described the second slide holder 78, described the second calutron 75 is fixed in support frame as described above 12, between described the second calutron 75 and the described second vertical iron block part, be provided with the second spring 77, the left side of the shank of the described second flexible spacer pin 7 is provided with the second locking recess 74, the second locking recess 74 is for stretching out in the upper surface of support frame as described above 12 in the situation that the shank of the described second flexible spacer pin 7 is not pulled, coordinate with described the second horizontal lock pin part, when described the second calutron 75 does not power on, described the second spring 77 is the shank away from the described second flexible spacer pin 7 by described the second perpendicular type locking piece 77 pushings, when described the second calutron 75 powers on, the elastic force that described the second calutron 75 attracts described the second perpendicular type locking piece 77 to overcome above-mentioned the second spring 77 slides to the right on described the second slide holder 78, described the second locking recess 74 is coordinated with described the second horizontal lock pin part, thereby the shank locking to the described second flexible spacer pin 7, prevent it to pull lower contracting.
Claims (1)
1. with a high voltage switchgear for electromagnetic lock, comprise high-voltage switch gear, the first electromagnetic locking mechanism and the second electromagnetic locking mechanism, described high-voltage switch gear comprises control module and switch Executive Module; Described control module is for described switch Executive Module is controlled, and described switch Executive Module is for carrying out the actual switch operation of high-tension circuit;
Described switch Executive Module comprises: bracing frame (12), moving contact (1), be knocked contact (2), the first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8), described moving contact (1) and two terminals that are knocked contact (2) and are connected respectively high-tension circuit, support frame as described above (12) supports described moving contact (1) and is knocked contact (2); The described first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8) are arranged in support frame as described above (12) successively from right to left;
The left side central portion of described moving contact (1) is provided with protrudes contact (11), described protrusion contact (11) is left away from extension, the right side of described moving contact (1) is connected with the left end of moving contact spring (3), the right-hand member of moving contact spring (3) is connected on the left side of right support (4), and the right side of described right support (4) is fixedly installed right solenoid (5); The described right flank that is knocked contact (2) is for contacting with described protrusion contact (11), the described left surface that is knocked contact (2) is connected with the right-hand member that is knocked touch spring (9), the left end that is knocked touch spring (9) is connected on the right side of left socle (14), and the left side of described left socle (14) is fixedly installed left solenoid (15); The described first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8) include shank, the top of described shank has a wedge shape tapered plane, and described wedge shape tapered plane all makes described shank form the upwards pointed shape of convergent, the middle part of the shank of the described the 3rd flexible spacer pin (8) has spacing collar flange (81), the spacing collar flange (81) of the shank of the described the 3rd flexible spacer pin (8) and its wedge shape tapered plane on the longitudinally of shank from a distance; The shank of the described the 3rd flexible spacer pin (8) can stretch by being arranged on the pin-and-hole on support frame as described above (12) up and down in the part on its spacing collar flange (81) top, and its spacing collar flange (81) can carry out spacing to the extreme position that protrudes upward of the shank of the 3rd flexible spacer pin (8); The top of the shank of the described first and second flexible spacer pins (6,7) has spacing collar flange (61), the spacing collar flange (61) of the shank of the described first and second flexible spacer pins (6,7) and its wedge shape tapered plane adjacency; The shank of the described first and second flexible spacer pins (6,7) can stretch by being arranged on the pin-and-hole on support frame as described above (12) up and down at the wedge shape tapered plane on its spacing collar flange (81) top, and its spacing collar flange (81) can carry out spacing to the extreme position that protrudes upward of the wedge shape tapered plane of the described first and second flexible spacer pins (6,7); The shank lower end of the described first flexible spacer pin (6) is connected with the upper end of the first pin spring (62), the lower end of described the first pin spring (62) is supported in the bottom stage of its pin-and-hole, the shank lower end of the described first flexible spacer pin (6) is also fixedly connected with the upper end of the first pull bar (63), described the first pull bar (63) is through the center of described the first pin spring (62) and pass support frame as described above (12) from the bottom stage center of pin-and-hole, and the lower end of described the first pull bar (63) stretches out in the lower surface of support frame as described above (12); The shank lower end of the described second flexible spacer pin (7) is connected with the upper end of the second pin spring (72), the lower end of described the second pin spring (72) is supported in the bottom stage of its pin-and-hole, the shank lower end of the described second flexible spacer pin (7) is also fixedly connected with the upper end of the second pull bar (73), and described the second pull bar (73) is through the center of described the second pin spring (72) and through support frame as described above (12), stretch out in the lower surface of support frame as described above (12) from the bottom stage center of pin-and-hole; The shank lower end of the described the 3rd flexible spacer pin (8) is connected with the 3rd pin spring (72), shown in the 3rd pin spring (72) be directly connected with support frame as described above (12); The wedge shape tapered plane of the shank of the described the 3rd flexible spacer pin (8) is towards right side, the wedge shape tapered plane of the shank of the described second flexible spacer pin (7) is towards right side, and the wedge shape tapered plane of the shank of the described first flexible spacer pin (6) is towards left side;
When the initial condition of described high voltage isolator is disconnection, the described first flexible spacer pin (6), the second flexible spacer pin (7) and the 3rd flexible spacer pin (8) all stretch out in the upper surface of support frame as described above (12) under the effect of pin spring (62,72,82) separately, the right side of the shank that is pressed in the described first flexible spacer pin (6) is pushed up in the bottom of described moving contact (1) under the effect of described moving contact spring (3), and described moving contact spring (3) is in compressive state; The described right flank bottom that is knocked contact (2) under the described effect that is knocked touch spring (9) and top is pressed in the left side of the shank of the 3rd flexible spacer pin (8), described in be knocked touch spring (9) in compressive state; In this case, described high voltage isolator can pass through to carry out following steps and closure:
Ai. from drop-down described first pull bar in lower end (63) of the first pull bar (63), make the shank of the described first flexible spacer pin (6) overcome the elastic force of the first pin spring (62) and lower contracting;
Aii. moving contact (1) ejects left under the effect of described moving contact spring (3), and the shank of the described second flexible spacer pin (7) is depressed as the used time at its wedge shape tapered plane and moving contact (1); The protrusion contact (11) of described moving contact (1) is realized impacting type with the described right flank middle part that is knocked contact (2) at the volley and is contacted, and realizes the closure of high-tension circuit;
Aiii. under the control of described control module, left solenoid (15) powers on, attract moving contact (1) to continue to be moved to the left, until the bottom, left side of described moving contact (1) contacts with the right side perpendicular of the described the 3rd flexible spacer pin (8), now, the second flexible spacer pin (7) has stretched out in support frame as described above (12) under the effect of its pin spring (72);
Aiv. after the right side perpendicular of the bottom, left side of described moving contact (1) and the described the 3rd flexible spacer pin (8) contacts, under the control of described control module, the lower electricity of left solenoid (15), under the described acting in conjunction that is knocked touch spring (9) and described moving contact spring (3), described contact (2) and described moving contact (1) integral body in the situation that keeping the engaging segment distance that moves right that is knocked, now, the bottom of the right flank of described moving contact (1) contacts with the left side vertical plane of the shank of the described second flexible spacer pin (7), described moving contact spring (3) is in extended state, thus, described moving contact (1) and described in be knocked contact (2) and reach stable engagement state, high-tension circuit is in stable closure state,
When described high voltage isolator is during in described stable closure state, described high voltage isolator can disconnect as follows:
Bi. from drop-down described second pull bar in lower end (73) of described the second pull bar (73), make the shank of the described second flexible spacer pin (7) overcome the elastic force of the second pin spring (72) and lower contracting;
Bii. moving contact (1) and described in be knocked contact (2) whole described moving contact spring (3) and described in be knocked under the acting in conjunction of touch spring (9) and eject to the right; When the left side of the bottom of the described right flank that is knocked contact (2) and the shank of the described the 3rd flexible spacer pin (8) contacts, describedly be knocked contact (2) stop motion, described moving contact (1) continues to move right, the protrusion contact (11) of described moving contact (1) departs from the described right flank middle part that is knocked contact (2) at the volley, realizes the disconnection of high-tension circuit;
Biii. under the control of described control module, right solenoid (5) powers on, attract moving contact (1) to continue to move right, and when described moving contact (1) moves, the shank of the first flexible spacer pin (6) is depressed as the used time at its wedge shape tapered plane and moving contact (1); The right side perpendicular that moves to the described first flexible spacer pin (6) when the bottom, left side of described moving contact (1) is when right, and the first flexible spacer pin (6) stretches out in support frame as described above (12) under the effect of its pin spring (62);
Biv. under the control of described control module, the lower electricity of described right solenoid (5), the bottom, left side of described moving contact (1) contacts with the right side perpendicular of the described first flexible spacer pin (6) under the effect of described moving contact spring (3); Thus, described moving contact (1) and described in be knocked contact (2) and reach stable disengaged position, high-tension circuit is in stable off-state;
Described the first electromagnetic locking mechanism is used for locking the motion of the shank of the described first flexible spacer pin (6), and be positioned at the right side of the shank of the described first flexible spacer pin (6), described the first electromagnetic locking mechanism comprises the first slide holder (68), the first perpendicular type locking piece (67), the first calutron (65), the first spring (66), described the first slide holder (68) is fixed in support frame as described above (12), the first perpendicular type locking piece (67) comprises the first vertical iron block part and the first horizontal lock pin part, the first vertical iron block part is at right angles fixedly connected with the first horizontal lock pin part, the described first vertical iron block part can be attracted by described the first calutron (65), described the first horizontal lock pin part can be in the upper slip of described the first slide holder (68), described the first calutron (65) is fixed in support frame as described above (12), between described the first calutron (65) and the described first vertical iron block part, be provided with the first spring (66), the right side of the shank of the described first flexible spacer pin (6) is provided with the first locking recess (64), the first locking recess (64) is for stretching out in the upper surface of support frame as described above (12) in the situation that the shank of the described first flexible spacer pin (6) is not pulled, coordinate with described the first horizontal lock pin part, when described the first calutron (65) does not power on, described the first spring (66) is the shank away from the described first flexible spacer pin (6) by described the first perpendicular type locking piece (67) pushing, when described the first calutron (65) powers on, the elastic force that described the first calutron (65) attracts described the first perpendicular type locking piece (67) to overcome above-mentioned the first spring (66) slides left on described the first slide holder (68), described the first locking recess (64) is coordinated with described the first horizontal lock pin part, thereby the shank locking to the described first flexible spacer pin (6), prevent it to pull lower contracting,
Described the second electromagnetic locking mechanism is used for locking the motion of the shank of the described second flexible spacer pin (7), and be positioned at the left side of the shank of the described second flexible spacer pin (7), described the second electromagnetic locking mechanism comprises the second slide holder (78), the second perpendicular type locking piece (77), the second calutron (75), the second spring (77), described the second slide holder (78) is fixed in support frame as described above (12), the second perpendicular type locking piece (77) comprises the second vertical iron block part and the second horizontal lock pin part, the second vertical iron block part is at right angles fixedly connected with the second horizontal lock pin part, the described second vertical iron block part can be attracted by described the second calutron (75), described the second horizontal lock pin part can be in the upper slip of described the second slide holder (78), described the second calutron (75) is fixed in support frame as described above (12), between described the second calutron (75) and the described second vertical iron block part, be provided with the second spring (77), the left side of the shank of the described second flexible spacer pin (7) is provided with the second locking recess (74), the second locking recess (74) is for stretching out in the upper surface of support frame as described above (12) in the situation that the shank of the described second flexible spacer pin (7) is not pulled, coordinate with described the second horizontal lock pin part, when described the second calutron (75) does not power on, described the second spring (77) is the shank away from the described second flexible spacer pin (7) by described the second perpendicular type locking piece (77) pushing, when described the second calutron (75) powers on, the elastic force that described the second calutron (75) attracts described the second perpendicular type locking piece (77) to overcome above-mentioned the second spring (77) slides to the right on described the second slide holder (78), described the second locking recess (74) is coordinated with described the second horizontal lock pin part, thereby the shank locking to the described second flexible spacer pin (7), prevent it to pull lower contracting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293755.0U CN203941828U (en) | 2014-06-04 | 2014-06-04 | A kind of high voltage switchgear with electromagnetic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293755.0U CN203941828U (en) | 2014-06-04 | 2014-06-04 | A kind of high voltage switchgear with electromagnetic lock |
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| Publication Number | Publication Date |
|---|---|
| CN203941828U true CN203941828U (en) | 2014-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420293755.0U Withdrawn - After Issue CN203941828U (en) | 2014-06-04 | 2014-06-04 | A kind of high voltage switchgear with electromagnetic lock |
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| CN (1) | CN203941828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078255A (en) * | 2014-06-04 | 2014-10-01 | 国网上海市电力公司 | High-voltage switchgear with electromagnetic lock |
| CN113205970A (en) * | 2021-03-18 | 2021-08-03 | 茂物久泽(南京)智能科技有限公司 | Remote control's safe switch |
-
2014
- 2014-06-04 CN CN201420293755.0U patent/CN203941828U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078255A (en) * | 2014-06-04 | 2014-10-01 | 国网上海市电力公司 | High-voltage switchgear with electromagnetic lock |
| CN104078255B (en) * | 2014-06-04 | 2016-08-24 | 国网上海市电力公司 | A kind of high-tension switch gear with electromagnetic lock |
| CN113205970A (en) * | 2021-03-18 | 2021-08-03 | 茂物久泽(南京)智能科技有限公司 | Remote control's safe switch |
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