CN204832251U - Experimental mechanism uses fixing device and height regulating mechanism thereof - Google Patents

Experimental mechanism uses fixing device and height regulating mechanism thereof Download PDF

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Publication number
CN204832251U
CN204832251U CN201520457953.0U CN201520457953U CN204832251U CN 204832251 U CN204832251 U CN 204832251U CN 201520457953 U CN201520457953 U CN 201520457953U CN 204832251 U CN204832251 U CN 204832251U
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China
Prior art keywords
eccentric rod
trundle bracket
underframe
eccentric
rod
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CN201520457953.0U
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Chinese (zh)
Inventor
王春良
吴豫
王海军
李晓光
王国志
毕玉明
武松
吕均甫
侯桂然
王赏
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State Grid Corp of China SGCC
Henan Pinggao Electric Co Ltd
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State Grid Corp of China SGCC
Henan Pinggao Electric Co Ltd
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Abstract

The utility model discloses an experimental mechanism uses fixing device and height regulating mechanism thereof, fixing device includes height regulating mechanism, height regulating mechanism includes the chassis, around the traditional thread binding truckle support of joining in marriage below the chassis of horizontal direction axis of rotation, the truckle, be equipped with the fixed structure on the chassis, have on the every single move rotation stroke of truckle support and lift the upper of truckle support and reduce the the next of truckle support, height regulating mechanism still adjusts pole by the next to upper pivoted including drive truckle support, adjust the pole have with truckle support roof pressure complex roof pressure face, adjust to have on rotation stroke or the flexible stroke of pole and support truckle support roof pressure in superordinate roof pressure support position, break away from and make the truckle support be in hypogynous freedom position with the truckle support, still be equipped with the permanent -magnetic chuck on the chassis. The utility model discloses a fixing device easy operation, fixation test mechanism the efficient and reliability is high.

Description

A kind of test mechanism stationary installation and height adjustment mechanism thereof
Technical field
The utility model relates to high voltage isolator testing equipment field, is specifically related to a kind of test mechanism stationary installation and height adjustment mechanism thereof.
Background technology
High voltage isolator product mainly comprises mechanism and main switch cutter, correlation test will be carried out before dispatching from the factory, U-shaped screw rod is often adopted to fix the mechanism of high voltage isolator at the trial, rotating shaft assembly connection in output shaft in mechanism and main switch cutter, after connecting, the motor in mechanism case is made to obtain electric operation, after reductor speed change, output shaft is in order to drive the moment of the axis of rotation of main switch cutter, and then actuating isolated switch main plug-in strip carries out divide-shut brake action, to complete the mechanical test to high voltage isolator.But the U-shaped screw rod of existing employing is fixed the method for mechanism, there is some problems, first adopts nut adjusting mechanism to be not easy to make the output shaft of mechanism be adjusted to coaxial with the rotating shaft of main switch cutter, cause the joint efficiency of mechanism and main switch cutter low.
Summary of the invention
The purpose of this utility model is to provide a kind of test mechanism stationary installation that the mechanism done experiment of high voltage isolator is fixed fast; The utility model also provides a kind of height adjustment mechanism.
To achieve these goals, the utility model test mechanism stationary installation adopts following technical scheme: this stationary installation comprises height adjustment mechanism, described height adjustment mechanism comprises underframe, the trundle bracket below underframe is assemblied in around horizontal direction pivot center pitch rotation, be arranged on the castor bottom trundle bracket, described underframe is provided with the fixed sturcture for being fixed on by test mechanism on underframe, the pitch rotation stroke of described trundle bracket has the bottom of the upper of lifting trundle bracket and reduction trundle bracket, described height adjustment mechanism also comprises and drives trundle bracket to upper rotation trundle bracket to be remained on upper adjuster bar by bottom, described adjuster bar rotates or stretches and is assemblied on underframe, described adjuster bar has the top pressure surface with the press fit of trundle bracket top, the rotational travel of adjuster bar or flexible stroke have trundle bracket top pressure is supported in upper top pressure support level, depart from trundle bracket and make trundle bracket be in the next free position, described underframe is also provided with permanent magnetic chuck, described permanent magnetic chuck has the coplanar bottom surface of supporting surface when trundle bracket is in bottom and below castor.
Described castor comprises the left foot wheel and right crus of diaphragm wheel arranged in left-right direction, described adjuster bar is included in left foot and takes turns the first eccentric rod that top rotation is assemblied on underframe and the second eccentric rod being parallel to the first eccentric rod be assemblied on underframe in the top rotation of right crus of diaphragm wheel, first and second eccentric rod described all has eccentric structure, is describedly located on the eccentric structure on the first corresponding eccentric rod and the second eccentric rod with the top pressure surface of trundle bracket top press fit.
Described first eccentric rod is connected by gearing with between the second eccentric rod, described gearing comprises gear drive and Chain conveyer, described gear-driven driving gear is arranged on the first eccentric rod, described chaindriven driven sprocket is arranged on the second eccentric rod, and the follower gear in described gear drive and the drive sprocket in Chain conveyer are arranged on the same intermediate propeller shaft parallel with the first eccentric rod.
The eccentric structure of described first eccentric rod and the second eccentric rod is the eccentric block be wholely set with corresponding eccentric rod, and the non-eccentricity block section of first and second eccentric rod described is round bar.
Also comprise the transmission shaft of the rotating shaft for joint test mechanism output shaft and high voltage isolator, described transmission shaft comprises the lower shaft be connected with the output shaft of test mechanism and the upper axle be connected with the rotating shaft of high voltage isolator, the upper end of described lower shaft offers square hole, and the lower end of described upper axle has the square toes coordinated with the square hole grafting of lower shaft.
Described fixed sturcture comprises the fixed head being located at underframe side, described fixed head has the bolt hole for test mechanism being fixed on the bolt on underframe and passing.
The utility model height adjustment mechanism adopts following technical scheme: comprise underframe, the trundle bracket below underframe is assemblied in around horizontal direction pivot center pitch rotation, be arranged on the castor bottom trundle bracket, the pitch rotation stroke of described trundle bracket has the bottom of the upper of lifting trundle bracket and reduction trundle bracket, described height adjustment mechanism also comprises and drives trundle bracket to upper rotation trundle bracket to be remained on upper adjuster bar by bottom, described adjuster bar rotates or stretches and is assemblied on underframe, described adjuster bar has the top pressure surface with the press fit of trundle bracket top, the rotational travel of adjuster bar or flexible stroke have trundle bracket top pressure is supported in upper top pressure support level, depart from trundle bracket and make trundle bracket be in the next free position.
Described castor comprises the left foot wheel and right crus of diaphragm wheel arranged in left-right direction, described adjuster bar is included in left foot and takes turns the first eccentric rod that top rotation is assemblied on underframe and the second eccentric rod being parallel to the first eccentric rod be assemblied on underframe in the top rotation of right crus of diaphragm wheel, first and second eccentric rod described all has eccentric structure, is describedly located on the eccentric structure on the first corresponding eccentric rod and the second eccentric rod with the top pressure surface of trundle bracket top press fit.
Described first eccentric rod is connected by gearing with between the second eccentric rod, described gearing comprises gear drive and Chain conveyer, described gear-driven driving gear is arranged on the first eccentric rod, described chaindriven driven sprocket is arranged on the second eccentric rod, and the follower gear in described gear drive and the drive sprocket in Chain conveyer are arranged on the same intermediate propeller shaft parallel with the first eccentric rod.
The eccentric structure of described first eccentric rod and the second eccentric rod is the eccentric block be wholely set with corresponding eccentric rod, and the non-eccentricity block section of first and second eccentric rod described is round bar.
The beneficial effects of the utility model: the utility model is by being fixed on the underframe of stationary installation by test mechanism by fixed sturcture, and below underframe, be provided with castor, what utilize stationary installation can flexible mobility, the rotating shaft of mechanism's output shaft and main switch cutter can be made fast to be in coaxial cable state by mobile centering, then connect, after connecting, operation adjuster bar makes trundle bracket be in bottom, underframe height declines, and then change the height of whole stationary installation, the bottom surface being now in the permanent magnetic chuck below underframe can contact and be arranged in ground irony substrate in advance, by magneticaction, stationary installation and mechanism are reliably fixed, fixing laggard line correlation test, after off-test, it is upper that operation adjuster bar makes trundle bracket be in, and underframe height rises, and underframe drives permanent magnetic chuck to depart from ground, test mechanism is transported to other operating area.Stationary installation of the present utility model is simple to operate, and fixed efficiency is high and reliability is high.
Accompanying drawing explanation
Fig. 1 is the vertical view of embodiment of the present utility model;
Fig. 2 is the B-B cut-open view of Fig. 1;
Fig. 3 is the partial schematic diagram of Fig. 2;
Fig. 4 is the structural representation of the gearing in Fig. 1.
Embodiment
The embodiment of the utility model test mechanism stationary installation, as Figure 1-4: this stationary installation comprises height adjustment mechanism, the height adjustment mechanism castor that comprises underframe 1 and be assemblied in the trundle bracket below underframe 1 around horizontal direction pivot center pitch rotation and be arranged on bottom trundle bracket.The pitch rotation stroke of trundle bracket has the bottom of the upper of lifting trundle bracket and reduction trundle bracket.Underframe 1 is provided with the fixed sturcture for being fixed on by test mechanism 11 on underframe 1, fixed sturcture is comprised the fixed head 2 that is positioned at the vertical placement that time interval on the right side of underframe 1 is arranged and both ends and is separately fixed at web joint 3 on fixed head 2 by bolt, web joint 3 works to stablize the fixed mount that two fixed heads 2 form, and removablely on the left of underframe 1 is provided with hand for operator's push-and-pull stationary installation 7.Castor comprises the left foot wheel 20 be positioned on the left of underframe 1 and the right crus of diaphragm wheel 9 be positioned on the right side of underframe 1, left foot wheel 20 is two of time interval setting, right crus of diaphragm wheel 8 is one, left, right crus of diaphragm takes turns layout triangular in shape, trundle bracket comprises and a left side, the corresponding tripod 91 be rotatably assorted of right crus of diaphragm wheel and the top pressing board 92 be located at above tripod 91, top pressing board 92 is bolted on tripod 91, the rotation that one end of top pressing board 92 realizes trundle bracket and underframe 1 by pin 10 is assembled, the other end of top pressing board 92 has the section of stretching out, be equipped with the section of stretching out of the trundle bracket of left foot wheel 20 towards right crus of diaphragm wheel 9, be equipped with the section of stretching out of the trundle bracket of right crus of diaphragm wheel 9 towards left foot wheel 20, make the better stressed of trundle bracket like this.Underframe 1 is rotatably equipped with long eccentric rod 6 above left foot wheel 20, underframe 1 is rotatably equipped with the short eccentric rod 4 being parallel to long eccentric rod 6 above right crus of diaphragm wheel 9, long eccentric rod 6 and short eccentric rod 4 all have the eccentric structure carrying out pushing up press fit with the section of stretching out of corresponding trundle bracket, eccentric structure has the top pressure surface with the circular arc of the upper surface top press fit of the section of stretching out of trundle bracket, long, the eccentric configuration section of short eccentric rod is round bar, eccentric structure is for being respectively eccentric block 61, 41, long eccentric rod 6 is connected by gearing with short eccentric rod 4, gearing comprises a pair gear drive and a Chain conveyer, gear-driven driving gear 15 is assemblied in the middle part of long eccentric rod 6 between two left foot wheels, follower gear 16 in gear drive is assemblied on intermediate propeller shaft 17, intermediate propeller shaft 17 is also equipped with the drive sprocket 18 in chain sprocket drive, driven sprocket 19 is assemblied on short eccentric rod 4, the synchronous backward being realized long eccentric rod 6 and short eccentric rod 4 by gearing is rotated.One end of long eccentric rod 6 is squared ends 62, the end of long eccentric rod 6 is provided with the turning handle 5 for driving long eccentric rod 6 to rotate, one end of turning handle 5 is provided with square hole, and turning handle 5 is coordinated with squared ends 62 spline of long eccentric rod 6 by the square hole of end.
Also be provided with permanent magnetic chuck 8 below underframe 1, when stationary installation is inoperative, between the supporting surface below the bottom surface of permanent magnetic chuck 8 and castor, there is difference in height.Permanent magnetic chuck 8 has rotary handle 81, can be that permanent magnetic chuck 8 is in magnetize position and demagnetization position by actuating rotary handle 81.
High voltage isolator is when doing experiment, and the principle of stationary installation of the present utility model is as follows.Before the mechanism 11 of high-voltage switch gear is fixedly mounted on the securing means, first pull down hand 7, facilitate the installation of mechanism 11, then mechanism 11 is placed on underframe 1, and by bolt, mechanism 11 is connected with fixed mount, guarantee its stable placement on underframe 1, upper axle 13 is connected with the rotating shaft of main switch cutter, lower shaft 12 is connected by pin with the bottom of upper axle 13, prevent lower shaft 12 from dropping, the lower end of upper axle 13 has hexagonal hole structure, the upper end of lower shaft 12 is six square head structures, by upper, moment of torsion between lower shaft transmission mechanism output shaft and main switch swivel axle, then centering operation is carried out, namely the stationary installation that moves around makes the rotating shaft coaxial cable in the output shaft of mechanism 11 and main switch cutter, then the output shaft of mechanism 11 is made to dock with lower shaft 12, clockwise actuating turning handle 5 afterwards, turning handle 5 drives long eccentric rod 6 rotating in same direction, power is passed to short eccentric rod 4 by a pair gear drive and a Chain conveyer by long eccentric quarter butt 6, short eccentric rod 4 does and the rightabout rotation of long eccentric rod 6, the eccentric block 61 be positioned on long eccentric rod 6 rotates clockwise, make eccentric block 61 no longer with the section of the stretching out top press fit of trundle bracket, the trundle bracket that left foot takes turns 20 places rotates counterclockwise when the pressure on top surface not by eccentric block 61, and meanwhile, based on same principle, take turns 9 trundle brackets coordinated with right crus of diaphragm can rotate clockwise, so due to the rotation of trundle bracket, the height of stationary installation is declined, now permanent magnetic chuck 8 bottom be in ground irony substrate 14 and contact, then the rotary handle 81 on actuating permanent magnetic chuck 8 also makes it be in position of magnetizing, magnetize, by magnetic force, stationary installation is reliably fixed, then the correlation test of high-voltage switch gear can just be done.After off-test, remove the connection between lower shaft 12 and mechanism's output shaft, the rotary handle 81 on actuating permanent magnetic chuck 8, make it be in demagnetization position, demagnetize.Then actuating turning handle makes long eccentric rod 6 be rotated counterclockwise, the eccentric block 61 be positioned on long eccentric rod 6 rotates counterclockwise, the eccentric block 41 be simultaneously positioned on short eccentric rod 4 rotates clockwise, eccentric block 41,61 applies pressure on top surface to corresponding trundle bracket, the top pressing board 92 of trundle bracket is turned to be horizontal, and then make permanent magnetic chuck 8 depart from ground.By stationary installation, the mechanism after test is pushed to other region, and the mechanism after test is unloaded.
In the present embodiment, adjuster bar in height adjustment mechanism adopts the eccentric rod rotating and be assemblied on underframe, the rotational travel of eccentric rod has trundle bracket top pressure is supported in upper top pressure support level, depart from trundle bracket and make trundle bracket be in the next free position, trundle bracket is easily regulated to make it be in upper or the next state by rotating eccentric rod, also can regulate the rotation of the trundle bracket be on same pivot center with an eccentric rod simultaneously, further by first, between two eccentric rods, gearing is set, two eccentric rods can be made to rotate by operating one of them eccentric rod simultaneously, and then trundle bracket is rotated simultaneously, left foot wheel and right crus of diaphragm wheel can realize synchronization lifting, adjustment efficiency is high, certainly in other embodiments, can adopt and stretch assembling adjusting bolt as adjuster bar on underframe, the lower end of adjusting bolt and the press fit of trundle bracket top.
In the present embodiment, two spaced fixed heads and a plate are adopted to the fixed sturcture of mechanism, between fixed head and web joint, there is space, the installation of more convenient mechanism; In other embodiments, right side or both sides, front and back that a fixed head is arranged on underframe directly can be set, and by bolt, mechanism and fixed head be connected and fixed.
In other embodiments, left foot wheel is two, and right crus of diaphragm wheel also can be set to two time interval distributions simultaneously, four rectangular distributions of castor.
In other embodiments, the section of stretching out being equipped with the trundle bracket of left foot wheel is taken turns towards right crus of diaphragm, and the section of stretching out being equipped with the trundle bracket of right crus of diaphragm wheel also can be taken turns by left foot dorsad, and now gearing only need adopt a pair gear drive or Chain conveyer.
In other embodiments, long and short eccentric rod is round bar structure, and is integrally formed with eccentric block on long and short eccentric rod, arranges easy to process like this, and saves material; In other embodiments, long and short eccentric rod can be helped Duan Jun is eccentric structure.
In the present embodiment, eccentric block be circular arc with the top pressure surface of the top press fit of trundle bracket, make so long eccentric rod more easily by driving make it rotate; In other embodiments, push up pressure surface and also can be arranged to dentation or square.
In the present embodiment, the connection of the rotating shaft of mechanism's output shaft and main switch cutter connects to come transmitting torque indirectly by upper axle and lower shaft, is facilitated the connection of mechanism's output shaft and rotating shaft, can have certain interval in the axial direction by two axles; Certainly the rotating shaft of mechanism's output shaft and main switch cutter in other embodiments, a transmission shaft can be adopted to come bindiny mechanism's output shaft and rotating shaft, if under the prerequisite of installing space permission, can directly be connected by unitor.
The embodiment of height adjustment mechanism of the present utility model, the structure of height adjustment mechanism is identical with the structure of the height adjustment mechanism in above-mentioned test mechanism stationary installation embodiment, does not repeat them here.

Claims (10)

1. a test mechanism stationary installation, it is characterized in that: comprise height adjustment mechanism, described height adjustment mechanism comprises underframe, the trundle bracket below underframe is assemblied in around horizontal direction pivot center pitch rotation, be arranged on the castor bottom trundle bracket, described underframe is provided with the fixed sturcture for being fixed on by test mechanism on underframe, the pitch rotation stroke of described trundle bracket has the bottom of the upper of lifting trundle bracket and reduction trundle bracket, described height adjustment mechanism also comprises and drives trundle bracket to upper rotation trundle bracket to be remained on upper adjuster bar by bottom, described adjuster bar rotates or stretches and is assemblied on underframe, described adjuster bar has the top pressure surface with the press fit of trundle bracket top, the rotational travel of adjuster bar or flexible stroke have trundle bracket top pressure is supported in upper top pressure support level, depart from trundle bracket and make trundle bracket be in the next free position, described underframe is also provided with permanent magnetic chuck, described permanent magnetic chuck has the coplanar bottom surface of supporting surface when trundle bracket is in bottom and below castor.
2. test mechanism stationary installation according to claim 1, it is characterized in that: described castor comprises the left foot wheel and right crus of diaphragm wheel arranged in left-right direction, described adjuster bar is included in left foot and takes turns the first eccentric rod that top rotation is assemblied on underframe and the second eccentric rod being parallel to the first eccentric rod be assemblied on underframe in the top rotation of right crus of diaphragm wheel, described first eccentric rod, the second eccentric rod all have eccentric structure, are describedly located on the eccentric structure on the first corresponding eccentric rod and the second eccentric rod with the top pressure surface of trundle bracket top press fit.
3. test mechanism stationary installation according to claim 2, it is characterized in that: described first eccentric rod is connected by gearing with between the second eccentric rod, described gearing comprises gear drive and Chain conveyer, described gear-driven driving gear is arranged on the first eccentric rod, described chaindriven driven sprocket is arranged on the second eccentric rod, and the follower gear in described gear drive and the drive sprocket in Chain conveyer are arranged on the same intermediate propeller shaft parallel with the first eccentric rod.
4. the test mechanism stationary installation according to Claims 2 or 3, it is characterized in that: the eccentric structure of described first eccentric rod and the second eccentric rod is the eccentric block be wholely set with corresponding eccentric rod, the non-eccentricity block section of described first eccentric rod, the second eccentric rod is round bar.
5. test mechanism stationary installation according to claim 1, it is characterized in that: the transmission shaft also comprising the rotating shaft for joint test mechanism output shaft and high voltage isolator, described transmission shaft comprises the lower shaft be connected with the output shaft of test mechanism and the upper axle be connected with the rotating shaft of high voltage isolator, the upper end of described lower shaft offers square hole, and the lower end of described upper axle has the square toes coordinated with the square hole grafting of lower shaft.
6. test mechanism stationary installation according to claim 1, is characterized in that: described fixed sturcture comprises the fixed head being located at underframe side, described fixed head has the bolt hole for test mechanism being fixed on the bolt on underframe and passing.
7. a height adjustment mechanism, it is characterized in that: comprise underframe, the trundle bracket below underframe is assemblied in around horizontal direction pivot center pitch rotation, be arranged on the castor bottom trundle bracket, the pitch rotation stroke of described trundle bracket has the bottom of the upper of lifting trundle bracket and reduction trundle bracket, described height adjustment mechanism also comprises and drives trundle bracket to upper rotation trundle bracket to be remained on upper adjuster bar by bottom, described adjuster bar rotates or stretches and is assemblied on underframe, described adjuster bar has the top pressure surface with the press fit of trundle bracket top, the rotational travel of adjuster bar or flexible stroke have trundle bracket top pressure is supported in upper top pressure support level, depart from trundle bracket and make trundle bracket be in the next free position.
8. height adjustment mechanism according to claim 7, it is characterized in that: described castor comprises the left foot wheel and right crus of diaphragm wheel arranged in left-right direction, described adjuster bar is included in left foot and takes turns the first eccentric rod that top rotation is assemblied on underframe and the second eccentric rod being parallel to the first eccentric rod be assemblied on underframe in the top rotation of right crus of diaphragm wheel, described first eccentric rod, the second eccentric rod all have eccentric structure, are describedly located on the eccentric structure on the first corresponding eccentric rod and the second eccentric rod with the top pressure surface of trundle bracket top press fit.
9. height adjustment mechanism according to claim 8, it is characterized in that: described first eccentric rod is connected by gearing with between the second eccentric rod, described gearing comprises gear drive and Chain conveyer, described gear-driven driving gear is arranged on the first eccentric rod, described chaindriven driven sprocket is arranged on the second eccentric rod, and the follower gear in described gear drive and the drive sprocket in Chain conveyer are arranged on the same intermediate propeller shaft parallel with the first eccentric rod.
10. height adjustment mechanism according to claim 8 or claim 9, it is characterized in that: the eccentric structure of described first eccentric rod and the second eccentric rod is the eccentric block be wholely set with corresponding eccentric rod, the non-eccentricity block section of described first eccentric rod, the second eccentric rod is round bar.
CN201520457953.0U 2015-06-30 2015-06-30 Experimental mechanism uses fixing device and height regulating mechanism thereof Active CN204832251U (en)

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CN201520457953.0U CN204832251U (en) 2015-06-30 2015-06-30 Experimental mechanism uses fixing device and height regulating mechanism thereof

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Application Number Priority Date Filing Date Title
CN201520457953.0U CN204832251U (en) 2015-06-30 2015-06-30 Experimental mechanism uses fixing device and height regulating mechanism thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044394A (en) * 2015-06-30 2015-11-11 河南平高电气股份有限公司 Test mechanism fixing device and height adjusting mechanism thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044394A (en) * 2015-06-30 2015-11-11 河南平高电气股份有限公司 Test mechanism fixing device and height adjusting mechanism thereof
CN105044394B (en) * 2015-06-30 2018-01-09 河南平高电气股份有限公司 Test mechanism fixing device and its height adjustment mechanism

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