CN104252977A - Spring operation mechanism and separating brake tripping device thereof - Google Patents
Spring operation mechanism and separating brake tripping device thereof Download PDFInfo
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- CN104252977A CN104252977A CN201410434294.9A CN201410434294A CN104252977A CN 104252977 A CN104252977 A CN 104252977A CN 201410434294 A CN201410434294 A CN 201410434294A CN 104252977 A CN104252977 A CN 104252977A
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Abstract
The invention discloses a spring operation mechanism and a separating brake tripping device thereof. A hinging point of a separating brake crank arm at an overhanging part of a separating brake connecting rod is a first hinging point between a rotating shaft part of the separating brake connecting rod and a rotating shaft part of a separating brake baffle; an overhanging part of the separating brake baffle is provided with a resetting spring for applying an acting force for swinging a second hinging point rightwards to the separating brake baffle, and a stopping part for preventing the second hinging point from swinging leftwards under the condition that the second hinging point is stopped by a separating brake half shaft; in a movement process of the whole spring operation mechanism, the first hinging point is arranged between the rotating shaft part of the separating brake connecting rod and the rotating shaft part of the separating brake baffle all the time; compared with a structure in the prior art that the first hinging point is arranged on the right side of the rotating shaft part of the separating brake connecting rod, the first hinging point does not protrude out of a mechanism framework when the spring operation mechanism disclosed by the invention does opening and closing movement, so that the occupied space for the installation and the working of the whole spring operation mechanism is reduced and the spring operation mechanism is convenient to mount.
Description
Technical field
The present invention relates to a kind of spring operating mechanism and Sub-gate release device thereof.
Background technology
At present, along with improving constantly of ac hv breaker technical merit, especially the developing rapidly of 12KV vacuum circuit-breaker, the demand of the market pair operating mechanism mated with 12KV vacuum circuit-breaker is also more and more urgent.The spring operating mechanism that on market, home and abroad, circuit breaker is used is of a great variety; and in all fixing cabinet, hands injured of the indoor high-voltage vacuum circuit breakers such as VK type, VS1 type; the VK type spring operating mechanism possessing automatic tripping function that usually can adopt is as shown in Chinese patent literature CN201374260Y; wherein automatically threading off refers to as operating mechanism receives again separating brake order in breaker closing process, then operating mechanism does not continue to perform to close a floodgate and orders and separating brake immediately.As depicted in figs. 1 and 2, Sub-gate release device in this VK type spring operating mechanism is formed primarily of separating brake baffle plate 102, separating brake semiaxis 103, separating brake connecting lever 104, point parts such as brake connection rod 105, back-moving spring 106, one end of separating brake connecting lever 104 is hinged on separating brake baffle plate 102, the other end is hinged on the hinge of point brake connection rod 105 and intermediate connecting rod 108, the upper end thereof of point brake connection rod 105 institutional framework 101 upper and lower end with separating brake connecting lever 104 and intermediate connecting rod 108 hinged, back-moving spring 106 is assemblied between point brake connection rod 105 and separating brake baffle plate 102.The (see figure 1) when "on" position, separating brake semiaxis 103 limits rotating counterclockwise of separating brake baffle plate 102; Spacing roller contact in the circular arc portion of separating brake connecting lever 104 and separating brake baffle plate 102, limits rotating clockwise of separating brake baffle plate 102; The hinge point of brake connection rod 105 and intermediate connecting rod 108 is divided to form the V-type articulated section of arching upward outside institutional framework 101.The quadric chain that separating brake baffle plate 102, separating brake connecting lever 104, point brake connection rod 105 and institutional framework 101 form is stabilized in this position, for below by intermediate connecting rod 108, export connecting rod 109, output quadric chain that output toggle arm 1010 and mechanism form provides an interim fixed pivot, the limited block of hinge of intermediate connecting rod 108 and output connecting rod 109 is on the bossing periphery of energy storage cam 1011 simultaneously, limits and exports quadric chain action.
After the Sub-gate release device of VK type spring operating mechanism receives separating brake instruction (manual or tripping coil backs down separating brake semiaxis 103), the non-energy storage of switching-in spring 107, combined floodgate semiaxis 1012 is closed, and separating brake semiaxis 103 is opened, and separating brake semiaxis 103 no longer limits the rotation of separating brake baffle plate 102.Promoted and setting in motion by tripping spring under the drive of the intermediate connecting rod 108 of quadric chain in below that separating brake baffle plate 102, separating brake connecting lever 104, point brake connection rod 105 and institutional framework 101 form, output connecting rod 109 and output toggle arm 1010.The output quadric chain be made up of intermediate connecting rod 108, output connecting rod 109, output toggle arm 1010 and mechanism becomes five connecting rods by double leval jib, energy storage cam 1011 lost efficacy to the position-limiting action of this linkage, this linkage disequilibrium, starts under the drive of tripping spring, do separating brake motion.Wherein, separating brake baffle plate 102 is rotated counterclockwise, separating brake connecting lever 104, point brake connection rod 105 and both connecting pin axles move right, and move to outside institutional framework 101, form the part (see Fig. 2) of a bump mechanism framework 101, intermediate connecting rod 108 and the output connecting rod 109 of below also move upward accordingly, complete the separating brake motion of mechanism.But the projection of whole spring operating mechanism had both increased the volume of mechanism, make troubles to again the installation of mechanism, make the installing space needed for spring operating mechanism become large, installation difficulty increases.
Summary of the invention
The object of this invention is to provide a kind of point brake connection rod of avoiding to the spring operating mechanism Sub-gate release device of beat outside institutional framework, additionally provide a kind of spring operating mechanism using this Sub-gate release device simultaneously.
In order to realize above object, in the present invention, the technical scheme of spring operating mechanism Sub-gate release device is as follows:
Spring operating mechanism Sub-gate release device, comprise separating brake baffle plate, divide brake connection rod and separating brake semiaxis, dividing on brake connection rod and separating brake baffle plate is respectively equipped with for rotating the shaft be assemblied on institutional framework and the overhang overhang relative to shaft, the shaft of separating brake baffle plate is between the shaft of point brake connection rod and the shaft of separating brake baffle plate, the separating brake connecting lever for forming double rocker mechanism on institutional framework is hinged with between the overhang of point brake connection rod and the overhang of separating brake baffle plate, the hinge of separating brake connecting lever in the overhang of point brake connection rod is be between the shaft of point brake connection rod and the shaft of separating brake baffle plate, for intermediate connecting rod by during upwards pushing tow by the first hinge of intermediate connecting rod upwards pushing tow, the hinge of separating brake connecting lever in the overhang of separating brake baffle plate be for the first hinge by intermediate connecting rod upwards pushing tow time make the second hinge of the separating brake connecting lever overhang of pushing tow separating brake baffle plate left, the overhang of separating brake baffle plate is provided with the back-moving spring of the active force for applying to make the second hinge swing to separating brake baffle plate and the stop section for stoping the second hinge to swing under by the state of separating brake semiaxis block to the right left, and stop section has towards turning to the stopping surface that the tangential direction at upper present position place is identical when being promoted by separating brake connecting lever with separating brake baffle plate.
The distance that the right flank of point brake connection rod compares the central axis of the first hinge to the distance of the central axis of shaft is little.
Brake connection rod is divided to be the flat connector broadened gradually from shaft to overhang.
Distance size between the shaft central axis of separating brake baffle plate and the shaft central axis of point brake connection rod is greater than the distance size between the central axis of first and second hinge.
In the present invention, the technical scheme of spring operating mechanism is as follows:
Spring operating mechanism, comprise the Sub-gate release device of institutional framework and upper setting thereof, intermediate connecting rod, Sub-gate release device comprises separating brake baffle plate, divide brake connection rod and separating brake semiaxis, dividing on brake connection rod and separating brake baffle plate is respectively equipped with for rotating the shaft be assemblied on institutional framework and the overhang overhang relative to shaft, the shaft of separating brake baffle plate is between the shaft of point brake connection rod and the shaft of separating brake baffle plate, the projecting end of brake connection rod is divided to be hinged on intermediate connecting rod, the separating brake connecting lever for forming double rocker mechanism on institutional framework is hinged with between the overhang of point brake connection rod and the overhang of separating brake baffle plate, the hinge of separating brake connecting lever in the overhang of point brake connection rod is be between the shaft of point brake connection rod and the shaft of separating brake baffle plate, for intermediate connecting rod by during upwards pushing tow by the first hinge of intermediate connecting rod upwards pushing tow, the hinge of separating brake connecting lever in the overhang of separating brake baffle plate be for the first hinge by intermediate connecting rod upwards pushing tow time make the second hinge of the separating brake connecting lever overhang of pushing tow separating brake baffle plate left, the overhang of separating brake baffle plate is provided with the back-moving spring of the active force for applying to make the second hinge swing to separating brake baffle plate and the stop section for stoping the second hinge to swing under by the state of separating brake semiaxis block to the right left, and stop section has towards turning to the stopping surface that the tangential direction at upper present position place is identical when being promoted by separating brake connecting lever with separating brake baffle plate.
The distance that the right flank of point brake connection rod compares the central axis of the first hinge to the distance of the central axis of shaft is little.
Brake connection rod is divided to be the flat connector broadened gradually from shaft to overhang.
Institutional framework is fixed or is wholely set the guide vane end stop be on the right side of point brake connection rod, the left surface of guide vane end stop is for coordinating with the right flank block of point brake connection rod when the overhang of point brake connection rod swings to limit position to the right, with the confined planes making the second hinge minimum relative to the shaft left avertence amplitude of point brake connection rod.
Distance size between the shaft central axis of separating brake baffle plate and the shaft central axis of point brake connection rod is greater than the distance size between the central axis of first and second hinge.
Till back-moving spring, off loading fits over the extension spring between separating brake baffle plate and institutional framework.
In the present invention, the hinge of separating brake connecting lever in the overhang of point brake connection rod is be in the first hinge between the shaft of point brake connection rod and the shaft of separating brake baffle plate, the hinge of separating brake connecting lever in the overhang of separating brake baffle plate be for the first hinge by intermediate connecting rod upwards pushing tow time make the second hinge of the separating brake connecting lever overhang of pushing tow separating brake baffle plate left; The overhang of separating brake baffle plate is provided with the back-moving spring of the active force for applying to make the second hinge swing to separating brake baffle plate and the stop section for stoping the second hinge to swing under by the state of separating brake semiaxis block to the right left, and stop section has towards turning to the stopping surface that the tangential direction at upper present position place is identical when being promoted by separating brake connecting lever with separating brake baffle plate.Under "on" position, output toggle arm exports connecting rod to intermediate connecting rod applying active force upwards by passing through, intermediate connecting rod by upwards active force impact under upwards pushing tow divide brake connection rod, the first hinge on point brake connection rod will produce the active force of pushing tow separating brake connecting lever left under the effect of this upwards jacking force, and now separating brake baffle plate is stopped by separating brake semiaxis by stop section, so that separating brake baffle plate can not rotate under the pushing tow of separating brake connecting lever, when switching from "on" position to gate-dividing state, along with separating brake semiaxis gets out of the way separating brake baffle plate, promotion second hinge swings left by the jacking force that intermediate connecting rod is applied on separating brake connecting lever by the first hinge, namely separating brake baffle plate starts to rotate under the pushing tow of separating brake connecting lever, to realize separating brake, therefore in the course of action of whole spring operating mechanism, first hinge is between the shaft of point brake connection rod and the shaft of separating brake baffle plate all the time, compared to existing technology, the first hinge is in the structure on the right side of the shaft of point brake connection rod, in the present invention, spring operating mechanism is being divided, during feed motion, the first hinge can not protrude from institutional framework, thus decrease the installation of whole spring operating mechanism and the space shared by work, make spring operating mechanism easy for installation.
Further, institutional framework is fixed or is wholely set the guide vane end stop be on the right side of point brake connection rod, the left surface of guide vane end stop is for coordinating with the right flank block of point brake connection rod when the overhang of point brake connection rod swings to limit position to the right, with the confined planes making the second hinge minimum relative to the shaft left avertence amplitude of point brake connection rod.Under "on" position, brake connection rod is divided to be in the extreme position swung to the right, and limited piece is blocked, so that can not exist in the oscillating stroke of point brake connection rod and make the first hinge be rocked to situation on the right side of the shaft of point brake connection rod, further avoid the situation that point brake connection rod protrudes from institutional framework.
Further, the distance size between the shaft central axis of separating brake baffle plate and the shaft central axis of point brake connection rod is greater than the distance size between the central axis of first and second hinge.Compared with the structure of the distance size between the central axis being less than first and second hinge with the distance size between the shaft central axis of separating brake baffle plate in prior art and the shaft central axis of point brake connection rod, in the present invention, the length of separating brake connecting lever will shorten to some extent, to make, separating brake baffle plate is easier to rotate under the pushing tow of separating brake connecting lever, improves the reliability of separating brake action.
Accompanying drawing explanation
Fig. 1 be in prior art spring operating mechanism at the structural representation under non-energy storage state that closes a floodgate;
Fig. 2 is the structural representation of spring operating mechanism under the non-energy storage state of separating brake in prior art;
Fig. 3 is that the embodiment of spring operating mechanism of the present invention is at the structural representation under non-energy storage state that closes a floodgate;
Fig. 4 is the structural representation of embodiment under the non-energy storage state of separating brake of spring operating mechanism of the present invention;
Fig. 5 is the structural representation of embodiment under separating brake energy storage state of spring operating mechanism of the present invention;
Fig. 6 is the structural representation of embodiment under combined floodgate energy storage state of spring operating mechanism of the present invention.
Embodiment
The embodiment of spring operating mechanism in the present invention: as shown in Figures 3 to 6, this spring operating mechanism is a kind of VK type spring operating mechanism be applied on 12KV circuit breaker, it comprises the Sub-gate release device of institutional framework 201 and upper setting thereof, combined floodgate trip gear, energy storage device and output device, wherein combined floodgate trip gear comprises combined floodgate semiaxis 2013, output device comprises output toggle arm 2010, export connecting rod 209, energy storage device comprises energy-storage crank arm 2012, energy storage cam 2011, switching-in spring 207, combined floodgate trip gear, the structure of energy storage device and output device is all same as the prior art, therefore repeat no more.Sub-gate release device comprises back-moving spring 206, separating brake baffle plate 202, point brake connection rod 205, separating brake connecting lever 204 and separating brake semiaxis 203.Separating brake baffle plate 202 is fan-shaped plate body, separating brake baffle plate 202 is rotated by the baffle plate shaft 2016 that its fan position, the end is arranged and is assemblied in the leftward position place of point brake connection rod 205 on institutional framework 201, and the fan top of separating brake baffle plate 202 is the baffle plate overhang overhang relative to baffle plate shaft 2016.Dividing brake connection rod 205 to be rotated by the connecting rod shaft 2015 that its top is arranged is assemblied on institutional framework 201, and the bottom of point brake connection rod 205 is the connecting rod overhang that relative connecting rod shaft 2015 overhangs.Separating brake connecting lever 204 is in the below of baffle plate shaft 2016 and connecting rod shaft 2015, the right-hand member of separating brake connecting lever 204 is hinged in connecting rod overhang by the first hinge 2017, the left end of separating brake connecting lever 204 is hinged in baffle plate overhang by the second hinge 2018, and separating brake connecting lever 204, point brake connection rod 205 and separating brake baffle plate 202 form double rocker mechanism on institutional framework 201.First hinge 2017 is in the position between baffle plate shaft 2016 and connecting rod shaft 2015 all the time, and namely the first hinge 2017 is in the position inside institutional framework 201 on the left of connecting rod shaft 2015 all the time.
Institutional framework 201 is integrally convexly equipped with guide vane end stop 2014 in the right side of point brake connection rod 205, and the left surface of guide vane end stop 2014 is coordinate with the right flank block of point brake connection rod 205 when connecting rod overhang swings to limit position to the right, with the confined planes making the second hinge 2018 minimum relative to the shaft left avertence amplitude of point brake connection rod 205.Brake connection rod 205 is divided to be the flat connector broadened gradually from connecting rod shaft 2015 to connecting rod overhang, little with the distance making the right flank of point brake connection rod 205 compare the central axis of the first hinge 2017 to the distance of the central axis of connecting rod shaft 2015, thus by a point this up-narrow and down-wide structure of brake connection rod 205, make the right flank of point brake connection rod 205 under vertical state limited piece 2014 stop time, first hinge 2017 has been in the left side of connecting rod shaft 2015, therefore this structure will be convenient to arrange guide vane end stop 2014 on institutional framework 201, also make the stop of guide vane end stop 2014 to point brake connection rod 205 more reliable.Closing a floodgate under non-energy storage and energy storage state, connecting rod overhang is in right avertence extreme position, and now, under the block effect of guide vane end stop 2014, the connecting rod overhang of point brake connection rod 205 is oblique slightly towards left avertence, is on the left of connecting rod shaft 2015 to make the first hinge 2017; Under the non-energy storage of separating brake and energy storage state, intermediate connecting rod 208, by exporting deflection left under the promoting to upper top of connecting rod 209, to drive the first hinge 2017 to swing, increases the amplitude of the connecting rod overhang left avertence of point brake connection rod 205 left.
Separating brake connecting lever 204, point brake connection rod 205 and separating brake baffle plate 202 are formed in double rocker mechanism on institutional framework 201, distance size between the central axis of baffle plate shaft 2016 and the central axis of connecting rod shaft 2015 is greater than the distance size between the first hinge 2017 and the central axis of the second hinge 2018, the central axis of baffle plate shaft 2016 to the second hinge 2018 central axis between distance size be less than distance size between connecting rod shaft 2015 and the central axis of the first hinge 2017.
Separating brake semiaxis 203 is disposed on the top of energy storage cam 2011, and when closing a floodgate non-energy storage state and energy storage state, separating brake semiaxis 203 and the second hinge 2018 points are for the fan top upper and lower sides of separating brake baffle plate 202, the stop section with separating brake semiaxis 203 adaptation is provided with in the upside at fan top, this stop section has stopping surface upward, this stopping surface under the promotion of separating brake connecting lever 204, turn to the tangential direction at present position place identical towards with separating brake baffle plate 202, namely can stop rotating clockwise of separating brake baffle plate 202 closing a floodgate under non-energy storage state and energy storage state.
Position on the upside of the fan top that back-moving spring 206 anti-avulsion is assemblied in separating brake baffle plate 202 and between institutional framework 201 on separating brake semiaxis 203, to apply the moment of torsion making it rotate counterclockwise all the time to separating brake baffle plate 202, namely back-moving spring 206 can apply left to separating brake baffle plate 202 pulling force, to make the second hinge 2018 on separating brake baffle plate 202 swing, realize the reset of separating brake baffle plate 202 to the right.
In the present embodiment, trip gear is when whole spring operating mechanism is in "on" position, guide vane end stop 2014 limits point brake connection rod 205 to the motion outside mechanism, divide brake connection rod 205 lower end biased in institutional framework 201 simultaneously, the active force of lower link to point brake connection rod 205 makes the trend that inside its oriented institutional framework 201, (left) moves, separating brake semiaxis 203 is placed in above separating brake baffle plate 202 simultaneously, rotating clockwise of restriction separating brake baffle plate 202, also the motion of point brake connection rod 205 to (left) inside institutional framework 201 is just limited, the position of brake connection rod 205 lower end is divided therefore to fix, linkage for below provides a fixing fulcrum, as shown in Figure 3.
After Sub-gate release device receives separating brake instruction (manual or tripping coil backs down separating brake semiaxis 203), separating brake semiaxis 203 is opened, and separating brake semiaxis 203 no longer limits rotating clockwise of separating brake baffle plate 202.Quadric chain setting in motion under the pushing tow of the intermediate connecting rod 208 of below that separating brake baffle plate 202, separating brake connecting lever 204, point brake connection rod 205 and institutional framework 201 form.The output quadric chain be made up of intermediate connecting rod 208, output connecting rod 209, output toggle arm 2010 and mechanism becomes five connecting rods by double leval jib.The position-limiting action of the hinge of energy storage cam 2011 pairs of intermediate connecting rods 208 and output connecting rod 209 lost efficacy, this linkage disequilibrium, started under the drive of tripping spring, do separating brake motion.Wherein, separating brake baffle plate 202 turns clockwise, and side oscillation in point brake connection rod 205 clockwise direction mechanism, separating brake connecting lever 204, to institutional framework 201 medial motion, completes the action of trip free separating brake, as shown in Figure 4.
When the non-energy storage of the separating brake action shown in Fig. 4, start energy storage motor, energy storage device drives energy-storage crank arm 2012 to pull open switching-in spring 207 energy storage, drive energy storage cam 2011 to be rotated counterclockwise combined floodgate ready position simultaneously, the roller now connecting intermediate connecting rod 208 and output connecting rod 209 falls into energy storage cam 2011 groove, back-moving spring 206 pulls separating brake baffle plate 202 clockwise movement, separating brake semiaxis 203 closes subsequently, locked separating brake baffle plate 202 together with guide vane end stop 2014, separating brake connecting lever 204, divide the double rocker mechanism that brake connection rod 205 and institutional framework 201 form, for the connecting rod of below provides fixed pivot, as shown in Figure 5.
When the separating brake action shown in Fig. 5 energy storage, separating brake semiaxis 203 closes, the quadric chain that locked separating brake baffle plate 202, separating brake connecting lever 204, point brake connection rod 205 and institutional framework 201 form together with guide vane end stop 2014, the lower end (i.e. the first hinge 2017) of point brake connection rod 205 is fixed institutional framework 201 position relatively.The quadric chain of intermediate connecting rod 208, output connecting rod 209, output toggle arm 2010 and institutional framework 201 composition.If receive reclosing command (manual or tripping coil backs down separating brake semiaxis 203), combined floodgate position-limit mechanism is opened, energy storage cam 2011 is rotated counterclockwise under the drive of switching-in spring 207, promote the output parallel motion be made up of intermediate connecting rod 208, output connecting rod 209, output toggle arm 2010 and mechanism, output toggle arm 2010 is driven to rotate counterclockwise feed motion, after this this mechanism is in the non-energy storage state that closes a floodgate, as shown in Figure 3.
When the non-energy storage of the feed motion shown in Fig. 3, start energy storage motor, energy storage device drives energy-storage crank arm 2012 to pull open switching-in spring 207 energy storage, drives energy storage cam 2011 to be rotated counterclockwise the energy storage state that closes a floodgate, as shown in Figure 6 simultaneously.
Compared with Sub-gate release device in prior art, the present embodiment mainly improves in following three:
1, by point brake connection rod 205 lower end by before improving to (to the right) outside institutional framework 201 biased change in institutional framework 201 biased, under such "on" position, the active force of intermediate connecting rod 208 to point brake connection rod 205 of below makes the trend that inside its oriented institutional framework 201, (left) moves, and increases guide vane end stop 2014 simultaneously and limits point brake connection rod 205 to the motion outside mechanism;
2, separating brake semiaxis 203 is placed in and limits rotating counterclockwise of separating brake baffle plate 202 below separating brake baffle plate 202 and be improved to separating brake semiaxis 203 and be placed in above separating brake baffle plate 202 and limit rotating clockwise of separating brake baffle plate 202;
3, separating brake connecting lever 204 is shortened, back-moving spring 206 is moved on the left of separating brake baffle plate 202 by the right side of separating brake baffle plate 202 simultaneously.
Therefore in the present embodiment Sub-gate release device avoid improve before move outside separating brake connecting lever 204, point brake connection rod 205 and both connecting pin axial means frameworks 201, protrude into problem outside institutional framework 201, this Sub-gate release device reduces the volume of operating mechanism, reduce the cost of circuit breaker, and making the monnolithic case of circuit breaker more attractive in appearance, reliability also improves further.
In the above-described embodiments, back-moving spring is be assemblied in the extension spring between separating brake baffle plate and institutional framework, and in other embodiments, this back-moving spring also can be stage clip, and the position that back-moving spring assembles also can suitably adjust.
In the above-described embodiments, point brake connection rod limited piece of stop when right pendulum is extremely spacing, play the effect of insurance, in other embodiments, this guide vane end stop also can be removed, automatically to be ensured by the action of whole spring operating mechanism.
In the above-described embodiments, a point brake connection rod is up-narrow and down-wide flat pieces, and in other embodiments, point brake connection rod also can be the flat pieces etc. of straight tabular.
The embodiment of spring operating mechanism Sub-gate release device in the present invention: in the present embodiment, the structure of Sub-gate release device is identical with the structure of Sub-gate release device in above-described embodiment, therefore repeats no more.
Claims (10)
1. spring operating mechanism Sub-gate release device, comprise separating brake baffle plate, divide brake connection rod and separating brake semiaxis, dividing on brake connection rod and separating brake baffle plate is respectively equipped with for rotating the shaft be assemblied on institutional framework and the overhang overhang relative to shaft, the shaft of separating brake baffle plate is between the shaft of point brake connection rod and the shaft of separating brake baffle plate, the separating brake connecting lever for forming double rocker mechanism on institutional framework is hinged with between the overhang of point brake connection rod and the overhang of separating brake baffle plate, it is characterized in that, the hinge of separating brake connecting lever in the overhang of point brake connection rod is be between the shaft of point brake connection rod and the shaft of separating brake baffle plate, for intermediate connecting rod by during upwards pushing tow by the first hinge of intermediate connecting rod upwards pushing tow, the hinge of separating brake connecting lever in the overhang of separating brake baffle plate be for the first hinge by intermediate connecting rod upwards pushing tow time make the second hinge of the separating brake connecting lever overhang of pushing tow separating brake baffle plate left, the overhang of separating brake baffle plate is provided with the back-moving spring of the active force for applying to make the second hinge swing to separating brake baffle plate and the stop section for stoping the second hinge to swing under by the state of separating brake semiaxis block to the right left, and stop section has towards turning to the stopping surface that the tangential direction at upper present position place is identical when being promoted by separating brake connecting lever with separating brake baffle plate.
2. spring operating mechanism Sub-gate release device according to claim 1, is characterized in that, the distance that the right flank of point brake connection rod compares the central axis of the first hinge to the distance of the central axis of shaft is little.
3. spring operating mechanism Sub-gate release device according to claim 2, is characterized in that, a point brake connection rod is the flat connector broadened gradually from shaft to overhang.
4. the spring operating mechanism Sub-gate release device according to claim 1 or 2 or 3, it is characterized in that, the distance size between the shaft central axis of separating brake baffle plate and the shaft central axis of point brake connection rod is greater than the distance size between the central axis of first and second hinge.
5. spring operating mechanism, comprise the Sub-gate release device of institutional framework and upper setting thereof, intermediate connecting rod, Sub-gate release device comprises separating brake baffle plate, divide brake connection rod and separating brake semiaxis, dividing on brake connection rod and separating brake baffle plate is respectively equipped with for rotating the shaft be assemblied on institutional framework and the overhang overhang relative to shaft, the shaft of separating brake baffle plate is between the shaft of point brake connection rod and the shaft of separating brake baffle plate, the projecting end of brake connection rod is divided to be hinged on intermediate connecting rod, the separating brake connecting lever for forming double rocker mechanism on institutional framework is hinged with between the overhang of point brake connection rod and the overhang of separating brake baffle plate, it is characterized in that, the hinge of separating brake connecting lever in the overhang of point brake connection rod is be between the shaft of point brake connection rod and the shaft of separating brake baffle plate, for intermediate connecting rod by during upwards pushing tow by the first hinge of intermediate connecting rod upwards pushing tow, the hinge of separating brake connecting lever in the overhang of separating brake baffle plate be for the first hinge by intermediate connecting rod upwards pushing tow time make the second hinge of the separating brake connecting lever overhang of pushing tow separating brake baffle plate left, the overhang of separating brake baffle plate is provided with the back-moving spring of the active force for applying to make the second hinge swing to separating brake baffle plate and the stop section for stoping the second hinge to swing under by the state of separating brake semiaxis block to the right left, and stop section has towards turning to the stopping surface that the tangential direction at upper present position place is identical when being promoted by separating brake connecting lever with separating brake baffle plate.
6. spring operating mechanism according to claim 5, is characterized in that, the distance that the right flank of point brake connection rod compares the central axis of the first hinge to the distance of the central axis of shaft is little.
7. spring operating mechanism according to claim 6, is characterized in that, a point brake connection rod is the flat connector broadened gradually from shaft to overhang.
8. spring operating mechanism according to claim 7, it is characterized in that, institutional framework is fixed or is wholely set the guide vane end stop be on the right side of point brake connection rod, the left surface of guide vane end stop is for coordinating with the right flank block of point brake connection rod when the overhang of point brake connection rod swings to limit position to the right, with the confined planes making the second hinge minimum relative to the shaft left avertence amplitude of point brake connection rod.
9. according to the spring operating mechanism in claim 5 to 8 described in any one, it is characterized in that, the distance size between the shaft central axis of separating brake baffle plate and the shaft central axis of point brake connection rod is greater than the distance size between the central axis of first and second hinge.
10. according to the spring operating mechanism in claim 5 to 8 described in any one, it is characterized in that, till back-moving spring, off loading fits over the extension spring between separating brake baffle plate and institutional framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434294.9A CN104252977B (en) | 2014-08-29 | 2014-08-29 | A kind of spring operating mechanism and Sub-gate release device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434294.9A CN104252977B (en) | 2014-08-29 | 2014-08-29 | A kind of spring operating mechanism and Sub-gate release device thereof |
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| CN104252977A true CN104252977A (en) | 2014-12-31 |
| CN104252977B CN104252977B (en) | 2016-11-30 |
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|---|---|---|---|---|
| US6039363A (en) * | 1998-12-22 | 2000-03-21 | Takigen Manufacturing Co. Ltd. | Door locking handle assembly of pull-out and side-swinging lever-action type |
| CN201374260Y (en) * | 2009-03-24 | 2009-12-30 | 宁波舜利高压开关科技有限公司 | Spatial linkage transmission device of spring operation mechanism |
| CN201584350U (en) * | 2009-10-15 | 2010-09-15 | 宁波舜利高压开关科技有限公司 | Switching-on interlocking device of spring operating mechanism |
| CN203312203U (en) * | 2013-06-04 | 2013-11-27 | 宁波舜利高压开关科技有限公司 | Spring operating mechanism having cam free from brake opening spring pressure |
| CN204167138U (en) * | 2014-08-29 | 2015-02-18 | 天津平高智能电气有限公司 | Spring operating mechanism and Sub-gate release device thereof |
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| CN104252977B (en) | 2016-11-30 |
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