The manual divide-shut brake device of operating mechanism
Technical field
The present invention relates to the high-voltage switch gear manual operation mechanism in mains supply corollary apparatus field, is the manual divide-shut brake device of a kind of operating mechanism.
Background technology
High-voltage switch gear is that a kind of rated voltage 3kV and above is mainly used in and cut-offs and close the electrical equipment that closes the galvanic circle, and existing most of high-voltage switch gears adopt mechanical structures to realize the mechanical drive principle of its separating brakes and combined floodgate, these high-voltage switch gears or be called mechanical high-voltage switch gear.Like the application number 201020108394.X.pdf that discloses in the Chinese patent document, September 22 2010 Granted publication day, utility model title " a kind of permanent magnetism vacuum circuit-breaker " with manual on/off switch device.But mechanism exists that manual divide-shut brake device is complicated, wild effect in domestic this type of mechanical high-voltage switch gear, causes the generation of problems such as closing by hand or separating brake be unreliable easily.
Summary of the invention
For overcoming above-mentioned deficiency, the objective of the invention is provides a kind of operating mechanism manual divide-shut brake device to this area, complicated, the insecure technical problem of the manual divide-shut brake device that makes it solve existing similar spring operating mechanism.Its objective is and realize through following technical scheme.
The manual divide-shut brake device of a kind of operating mechanism, this manual divide-shut brake device comprises front plate, rear plate, manual brake separating assembly and closing by hand assembly, manually the divide-shut brake rotating shaft is movably installed between front plate and the rear plate through bearing pedestal; One end of the output toggle arm of said manual brake separating assembly and separating brake buckle offsets, and an end of the other end of separating brake buckle and separating brake semiaxis offsets, and the separating brake semiaxis is fixedly connected with manual brake separating dropout plate; The separating brake buckle is provided with separating brake buckle torsion spring, and the separating brake semiaxis is provided with separating brake semiaxis torsion spring; Its structural design main points are that said separating brake buckle and separating brake semiaxis offset; First hangs the spring pin is fixed on the front plate, and first hangs the spring pin is connected with an end of first extension spring, and the other end of first extension spring is fixed in the manual divide-shut brake rotating shaft through an end of the second extension spring pin and separating brake top board; The separating brake top board is the L font; One end of the other end of separating brake top board and first push rod offsets, and first compression spring sleeve is on first push rod, and first stage clip receives certain precompression; First push rod is not received under other external force effects, and the other end of the other end of first push rod and manual brake separating dropout plate keeps certain distance; Manually the divide-shut brake handle is fixedly mounted on an end of manual divide-shut brake rotating shaft.Rotating counterclockwise manual divide-shut brake handle drives manual divide-shut brake rotating shaft and rotates counterclockwise; Thereby driving the separating brake top board rotates counterclockwise; Withstanding first push rod in the rotation process pushes away forward; Drive manual brake separating dropout plate by first push rod and rotate, drive the separating brake semiaxis simultaneously and rotate counterclockwise and reach the separating brake trip status, separating brake finish the back manually the divide-shut brake handle under the first stage clip effect, automatically reset.
Said separating brake buckle, separating brake semiaxis, first extension spring, the second extension spring pin, separating brake top board, first stage clip, first push rod, manual brake separating dropout plate connect rectangular successively, and first extension spring and second is hung spring pin, first stage clip and first push rod and laid respectively at same straight line.Partially manual minute gate assembly of above-mentioned separating brake actuating part is through each parts of the mutual actuating of rectangular configuration, and its separating brake actuating effect is better, makes full use of the L font structure characteristic of separating brake top board, has practiced thrift the assembly space of this device.
Said first push rod is arranged at the outer diametric plane of switching winding through guide plate; The another side of switching winding is arranged on the rear plate; Switching winding is provided with electronic separating brake dropout plate, and electronic separating brake dropout plate is fixedly mounted on the separating brake semiaxis, and switching winding push rod and electronic separating brake dropout plate offset.Guide plate acts on the fixing, spacing of first push rod and guiding; Electronic separating brake dropout plate is used for the electronic sub-switching operation of this operating mechanism, promptly according to the actuating principle of said structure, through electronic separating brake dropout plate actuating separating brake semiaxis, realizes the electronic separating brake actuating of above-mentioned same principle.
The first extension spring end of the said second extension spring pin is relative with second push rod of closing by hand assembly; Second push rod offsets through fixed lever and combined floodgate dropout plate; Fixed lever is fixedly installed in front plate, and second push rod is inserted in the fixed lever and flexibly connects, and is with second stage clip on second push rod; Second stage clip, one end is spacing by fixed lever, and the other end is spacing by the block card on second push rod; Combined floodgate dropout plate is fixedly connected with the combined floodgate semiaxis, and the combined floodgate semiaxis offsets with an end of the sincere son that closes a floodgate, and the other end of the sincere son that closes a floodgate and the roller of driving wheel offset, and the axle of the sincere son that closes a floodgate is provided with the sincere sub-reduction torsion spring that closes a floodgate; The combined floodgate dropout plate end of combined floodgate semiaxis is provided with the 3rd and hangs the spring pin, the 3rd hang the spring pin end be provided with second extension spring, second extension spring is hung the spring pin through the 4th and is movably installed in the inboard with front plate.After the energy storage of high-voltage switch gear mechanism; Clockwise rotating manual divide-shut brake handle drives manual divide-shut brake rotating shaft and clockwise rotates; Thereby driving the second extension spring pin clockwise rotates; Press down second push rod, the moving combined floodgate semiaxis of combined floodgate dropout strip is rotated counterclockwise reach the combined floodgate trip status, the manual divide-shut brake handle in end back that closes a floodgate automatically resets under the second extension spring effect.
It is pin rod that in above-mentioned moving minute gate assembly and the closing by hand assembly said second hung the spring pin, and is arranged at the outside of front plate with first extension spring.Second of pin rod structure is hung the fan-shaped rotation of the first extension spring end that the spring pin is convenient to drive through manual divide-shut brake rotating shaft the second extension spring pin, thereby first extension spring is stretched clockwise or counterclockwise.The second extension spring pin and first extension spring are arranged at the outside of front plate, are convenient to the replacing and the maintenance of the second extension spring pin and first extension spring.
Rectangular of the sincere son of said combined floodgate, the combined floodgate semiaxis end angle of the sincere son that closes a floodgate is provided with the hook groove, and the combined floodgate semiaxis corner of the sincere son that closes a floodgate is provided with the arc limit, and the roller buckling end angle of the sincere son that closes a floodgate is provided with PSX.The sincere son that closes a floodgate holds the hook groove at angle to be convenient to and combined floodgate semiaxis fastening, and the arc limit on the sincere son end limit of closing a floodgate is convenient to break away from the combined floodgate semiaxis, and roller fastening and the disengaging with driving wheel is convenient in the diclinic corner of the sincere son that closes a floodgate.
According to the design feature and the operation principle of above-mentioned second push rod, also can, said second hangs spring pin, second push rod, fixed lever, combined floodgate dropout plate is fixedly connected sequentially, and is the Z font.
Said combined floodgate semiaxis is fixedly connected with electric switch-on dropout plate, and the combined floodgate semiaxis is provided with electric switch-on dropout plate, and moving push rod and electric switch-on dropout plate offset in the closing coil.Electric switch-on dropout plate is used for the electric switch-on operation of this operating mechanism.
Said manual divide-shut brake handle and manual brake separating rotating shaft are hinged.Be convenient to that manual divide-shut brake handle is folding packs up or launch to use.
The present invention is simple in structure, and is reasonable in design, reliable in function, and part is few, cost is low, and the difficult generation mistake of actuating process is closed, mistake branch phenomenon; Be applicable to the manual divide-shut brake of operating mechanism, and the divide-shut brake architecture advances of like product.
Description of drawings
Fig. 1 is a manual brake separating modular construction sketch map of the present invention.
Fig. 2 is the manual brake separating assembly separating brake procedure structure sketch map of Fig. 1.
Fig. 3 is the plan structure sketch map of Fig. 1.
Fig. 4 is a closing by hand modular construction sketch map of the present invention.
Fig. 5 is the manual brake separating assembly making process structural representation of Fig. 4.
Fig. 6 is the plan structure sketch map of Fig. 5.
Figure number and title: 1, output toggle arm, 2, separating brake buckle torsion spring, 3, the separating brake buckle, 4, separating brake semiaxis torsion spring, 5, the separating brake semiaxis; 6, manual brake separating dropout plate, 7, first push rod, 8, first hangs the spring pin, 9, first extension spring, 10, second hangs the spring pin; 11, manually divide-shut brake rotating shaft, 12, the separating brake top board, 13, guide plate, 14, first stage clip, 15, switching winding; 16, electronic separating brake dropout plate, 17, front plate, 18, rear plate, 19, manual divide-shut brake handle, 20, second stage clip; 21, second push rod, 22, fixed lever, 23, combined floodgate dropout plate, 24, the sincere son that closes a floodgate, 25, sincere sub-reduction torsion spring closes a floodgate; 26, the 3rd hang the spring pin, 27, second extension spring, 28, the combined floodgate semiaxis, the 29, the 4th hangs the spring pin.
Embodiment
Combine accompanying drawing, be that the present invention of CT20 is an example with the spring operating mechanism model at present, to its structure with make as further describing.Like Fig. 1~shown in Figure 3, the manual brake separating assembly of this manual divide-shut brake device comprises that output toggle arm 1, separating brake buckle torsion spring 2, separating brake buckle 3, separating brake semiaxis torsion spring 4, separating brake semiaxis 5, manual brake separating dropout plate 6, first push rod 7, first hang spring pin 8, first extension spring 9, second and hang spring pin 10, manually divide-shut brake rotating shaft 11, separating brake top board 12, guide plate 13, first stage clip 14 and manual divide-shut brake handle 19.One end of the output toggle arm of manual brake separating assembly and separating brake buckle offsets, and an end of the other end of separating brake buckle and separating brake semiaxis offsets, and the separating brake semiaxis is fixedly connected with manual brake separating dropout plate; The separating brake buckle is provided with separating brake buckle torsion spring, and the separating brake semiaxis is provided with separating brake semiaxis torsion spring; Separating brake buckle and separating brake semiaxis offset; First hangs the spring pin is fixed on the front plate, and first hangs the spring pin is connected with an end of first extension spring, and the other end of first extension spring is fixed in the manual divide-shut brake rotating shaft through an end of the second extension spring pin and separating brake top board; The separating brake top board is the L font; One end of the other end of separating brake top board and first push rod offsets, and first compression spring sleeve is on first push rod, and first stage clip receives certain precompression; First push rod is not received under other external force effects, and the other end of the other end of first push rod and manual brake separating dropout plate keeps certain distance; Manually the divide-shut brake handle is fixedly mounted on manual divide-shut brake rotating shaft one end.Above-mentioned separating brake buckle, separating brake semiaxis, first extension spring, the second extension spring pin, separating brake top board, first stage clip, first push rod, manual brake separating dropout plate connect rectangular successively, and first extension spring and second is hung spring pin, first stage clip and first push rod and laid respectively at same straight line.First push rod is realized moving up and down of first push rod through the spacing outer diametric plane that is fixed in switching winding 15 of guide plate through guide plate.
Like Fig. 4~shown in Figure 6; The closing by hand assembly of this manual divide-shut brake device comprises manual divide-shut brake handle 19, second stage clip 20, second push rod 21, fixed lever 22, combined floodgate dropout plate 23, sincere sub 24, the sincere sub-reduction torsion spring the 25, the 3rd that closes a floodgate that closes a floodgate is hung spring pin 26, spring pin 29 is hung in second extension spring 27, combined floodgate semiaxis the 28, the 4th, and second hangs spring pin, manually divide-shut brake rotating shaft and manual divide-shut brake handle.The first extension spring end of the above-mentioned second extension spring pin is relative with second push rod of closing by hand assembly; Second push rod offsets through fixed lever and combined floodgate dropout plate; Fixed lever is fixedly installed in front plate, and second push rod is inserted in the fixed lever and flexibly connects, and is with second stage clip on second push rod; Second stage clip, one end is spacing by fixed lever, and the other end is spacing by the block card on second push rod; Combined floodgate dropout plate is fixedly connected with the combined floodgate semiaxis, and the combined floodgate semiaxis offsets with an end of the sincere son that closes a floodgate, and the other end of the sincere son that closes a floodgate and the roller of driving wheel offset, and the axle of the sincere son that closes a floodgate is provided with the sincere sub-reduction torsion spring that closes a floodgate; The combined floodgate dropout plate end of combined floodgate semiaxis is provided with the 3rd and hangs the spring pin, the 3rd hang the spring pin end be provided with second extension spring, second extension spring is hung the spring pin through the 4th and is movably installed in the inboard with front plate.Rectangular of the sincere son of above-mentioned combined floodgate, the combined floodgate semiaxis end angle of the sincere son that closes a floodgate is provided with the hook groove, and the combined floodgate semiaxis corner of the sincere son that closes a floodgate is provided with the arc limit, and the roller buckling end angle of the sincere son that closes a floodgate is provided with PSX.
Simultaneously, above-mentioned manual divide-shut brake rotating shaft is movably installed between front plate 17 and the rear plate 18 through bearing pedestal; Second to hang the spring pin be pin rod, and be arranged at the outside of front plate with first extension spring.As shown in Figure 3, above-mentioned switching winding is provided with electronic separating brake dropout plate 16, and the moving push rod of electronic separating brake dropout plate and switching winding offsets.
According to the said structure characteristic, its operation principle is following:
The closing by hand process of this manual divide-shut brake device: manually the divide-shut brake rotating shaft is installed between mechanism's front plate and the rear plate and flexibly connects through bearing pedestal; Manually the divide-shut brake handle is installed in the place's fixed connection of divide-shut brake rotating shaft front end four directions, and second hangs the spring pin is fixedly mounted in the outside respective aperture of front plate in the manual divide-shut brake rotating shaft; First extension spring, one end is fixed on second and hangs in the aperture of spring pin, and the other end is hung the outside that the spring pin is fixed on front plate through first; Second push rod penetrates in the fixed lever hole, is vertically fixed on the outside of front plate, and it is spacing with fixed lever that second stage clip is inserted in the push rod end, and the other end is spacing with block card on the push rod; Combined floodgate dropout plate is installed in combined floodgate semiaxis right-hand member.Energy storage puts in place when high-voltage switch gear mechanism, clockwise rotates manual divide-shut brake handle, drives manual divide-shut brake rotating shaft and clockwise rotates; Thereby driving the second extension spring pin clockwise rotates; Press down second push rod in the second extension spring pin rotation process, second push rod presses down combined floodgate dropout plate, and the moving combined floodgate semiaxis of combined floodgate dropout strip is rotated counterclockwise; The sincere subsolution button that closes a floodgate, mechanism closes a floodgate and puts in place.After manual divide-shut brake handle releasing was stressed, rotating shaft received to automatically reset under the first extension spring effect, and second push rod automatically resets under the second stage clip effect, and the semiaxis that closes a floodgate simultaneously automatically resets.
The mechanism manual separating brake process of this manual divide-shut brake device: the separating brake push rod is fixed in the rotating shaft between the front plate and rear plate in the respective aperture, and first stage clip, two guide plates of packing into are installed on the switching winding on first top stem casing, and switching winding is installed on the rear plate; Manual brake separating dropout plate is installed on the separating brake semiaxis.After high-voltage switch gear mechanism closes a floodgate; Rotate counterclockwise the divide-shut brake handle and drive manual divide-shut brake rotating shaft simultaneously and rotate counterclockwise, rotate counterclockwise, drive first push rod in the separating brake top board rotation process and prolong the guide plate level and promote thereby drive the separating brake top board; First push rod drives manual brake separating dropout plate and rotates counterclockwise; Drive the separating brake semiaxis simultaneously and rotate counterclockwise, the separating brake buckle is triped, and mechanism's separating brake puts in place.After manual divide-shut brake handle releasing was stressed, manually the divide-shut brake rotating shaft received to automatically reset under the first extension spring effect, and first push rod automatically resets under the first stage clip effect, and the separating brake semiaxis automatically resets simultaneously.
The manual divide-shut brake device design of existing similar type product adopts the torsion spring lead agency to close a floodgate, and takes place easily to cause mechanism's phenomenon of can't closing a floodgate because of the torsion spring distortion.The present invention is installed in direct corresponding push rod and the dropout plate of driving on the manual divide-shut brake axle for addressing the above problem through manual divide-shut brake handle, realizes manual breaking-closing operating, and it is reliable, stable to reach manual divide-shut brake.Promptly clockwise realize that mechanism manual on/off switch operating structure is simple, reliable in function with rotating counterclockwise through a manual divide-shut brake rotating shaft.