CN104779086A - Drum-shaped non-excitation tap switch for accurately installing transmission rod - Google Patents

Drum-shaped non-excitation tap switch for accurately installing transmission rod Download PDF

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Publication number
CN104779086A
CN104779086A CN201510218837.8A CN201510218837A CN104779086A CN 104779086 A CN104779086 A CN 104779086A CN 201510218837 A CN201510218837 A CN 201510218837A CN 104779086 A CN104779086 A CN 104779086A
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China
Prior art keywords
drive link
switch
shaft coupling
mounting flange
installation
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CN201510218837.8A
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CN104779086B (en
Inventor
吴选霞
王建坤
谢雅琪
杨波
谭仁斌
刘艳丽
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Guizhou Chenting Power Equipment Manufacturing Co ltd
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GUIZHOU CHANGZHENG ELECTRIC CO Ltd
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Publication of CN104779086B publication Critical patent/CN104779086B/en
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Abstract

The invention relates to a drum-shaped non-excitation tap switch for accurately installing a transmission rod. The drum-shaped non-excitation tap switch comprises a tap switch contact system, a switch self-locking system, a transmission rod coupler system, a transmission rod guide system, a transmission rod connecting system, an end cap installation system, a transmission rod assembling device and a transmission rod locking device. A brand-new breakthrough mode is adopted, the advantages of a traditional non-excitation tap switch are undertaken, the relation of installation requirements of a concentric reducer shaft end, a self-locking device and the tap switch is ingeniously applied, and limiting nails and an auxiliary drill installing device which are simple in process and low in cost are added and used in perfect cooperation in the installation process. The installation problem of the non-excitation tap switch is completely solved, installation and connection are reliable, accurate and easy, the installation dislocation or inaccuracy of a transformer factory is effectively avoided, the repeated installation performance is good, the running safety and reliability of the tap switch can be well ensured, and the possibility of after-overhaul repeated installation dislocation or angle deviation of the tap switch is completely eliminated.

Description

A kind of drive link installs drum-shaped excitation-free tap switch accurately
Technical field
The invention belongs to field of electromechanical technology, particularly a kind of drive link installs drum-shaped excitation-free tap switch accurately.
Background technology
The drive link of the drum-shaped excitation-free tap switch on existing market is connected with two kinds of structures, circular shaft and Axis Tripods.Circular shaft structure is applied for many years, and is also most widely used, and the deficiency of this kind of structure is to leave installation difficult point for its player whose turn comes next (transformer factory), and transformer factory needs to determine drive link length and installation site angle thereof voluntarily.Transformer factory is when installing drive link, and the case top of transformer is assembled, and at this moment transformer factory workman is inconvenient especially to drive link, shaft coupling setting-out determination length and angle thereof, inaccurate with the easy setting-out of manual operations; Join after setting-out only with manually setting-out being alignd, not clamping when boring rivet, boring easily misplaces.After finally causing drive link connecting valve and head mechanism, switch and head mechanism relative position are inaccurate or misplace, and it is high that anti-work rate is installed by transformer factory, easily cause switch to connect wrong gear or switch position connecting and deflect if repeat to install.If this drive link is oversize, the shaft coupling be inserted into corresponding to switch is just very difficult.
Axis Tripod structure is a kind of new construction, this structure and circular shaft structure basic simlarity, difference is the determination of installation site angle to transfer between the installation site of Switch main body and switch level axle, and transformer factory need not be equipped with rivet hole and riveted joint shaft coupling, only need determine drive link length.This kind of mechanism sees it is better than circular shaft structure many, the relative angle between the installation site of Switch main body and switch level axle is transferred in the determination of installation site angle, and this angle transformer factory is difficult to ensure especially, because the very large and unified datum mark of distance between the two.If do over again, need the position of reinstalling Switch main body or adjustment trunnion axis.
Summary of the invention
For existing without the many technological deficiencies of excitation shape shunting switch, the object of this invention is to provide one and connection is installed reliably, precisely, simply, effectively prevent transformer factory from installing and misplace or forbidden, repeat the drum-shaped excitation-free tap switch that installation capability is good.
For achieving the above object, the invention provides a kind of installation and connect reliable, accurate, simple drum-shaped excitation-free tap switch, comprising: tapping switch contact system, switch self-locking system, drive link shaft coupling system, drive link guidance system, drive link connected system, skull installation system, drive link assembling device, drive link locking device;
---described tapping switch contact system is positioned at the bottom of whole shunting switch, provides stable, reliable contact and conversion winding switching for giving transformer regulating winding.
---described switch self-locking system, it comprises spring, lasso, locating part, spacing radome, supporter; One end of spring contacts with lasso, and the other end contacts with locating part; Spring, lasso, locating part are all positioned at the inner chamber of spacing radome; Supporter is close to locating part and is sleeved on the main rotary shaft of shunting switch;
---described drive link shaft coupling system is positioned at the top of switch self-locking system, and it comprises large small end head, switch shaft coupling termination, drive link shaft coupling termination; Large small end head is connected with switch shaft coupling termination is vertical, is horizontally through switch shaft coupling termination; One end of switch shaft coupling termination contacts with supporter, and the other end contacts with banking pin; Large small end head, switch shaft coupling termination are all positioned at the inner chamber of drive link shaft coupling termination;
---described drive link guidance system is made up of fairlead, loudspeaker cover; Fairlead is connected with loudspeaker cover, is sleeved on the outside of drive link, switch self-locking system, drive link shaft coupling system;
---described drive link connected system is positioned at the top of whole shunting switch, is made up of drive link, axle head shaft coupling, banking pin; Its one end of drive link is fastenedly connected by riveted joint and drive link shaft coupling termination, and the other end is connected with axle head shaft coupling, for connecting shunting switch body and gear mechanism, driving moment is passed to shunting switch body; Banking pin is positioned at the bottom of drive link, for ensure shunting switch drive link when determining its relevant setting angle and length thereof, withstand switch shaft coupling termination, allow switch self-locking system not be unlocked.
---described skull installation system is positioned at the top of whole shunting switch, is made up of gear box end cover, gear mechanism, mounting flange, head cover of transformer; Gear box end cover and mounting flange are linked together by screw fastening, and mounting flange is between gear mechanism and head cover of transformer, and for Support Gear mechanism, gear mechanism and transformer mounting flange are tightly connected; Gear mechanism is positioned at the top of mounting flange, improves the high and reliable anglec of rotation of enough torques, output accuracy for giving shunting switch body;
---described drive link assembling device is positioned at the upper end of drive link, is made up of supporting bracket, stationary magazine creel, pinching screw; Supporting bracket is sleeved on fixture stationary magazine creel; The upper end excircle of stationary magazine creel is evenly equipped with 3 pinching screws; Described stationary magazine creel is provided with drilling and groove;
---described drive link locking device, between gear mechanism and mounting flange, is made up of fixed head, handle, and handle is fixing on a mounting board; Fixed head is provided with two halves circular hole, matches with fixed axis.
Install accurately in drum-shaped excitation-free tap switch at described a kind of drive link, the installation steps of drive link are as follows:
---step one: described drum-shaped excitation-free tap switch when switch dispatches from the factory by described drive link shaft coupling termination, described banking pin, described drive link is assembled together, need by it along described transformer mounting flange during installation) hole in insert, by fairlead and the loudspeaker cover of described drive link guidance system, arrive at described switch shaft coupling termination, rotary drive bar gently, described drive link shaft coupling termination is allowed to be inserted in size termination, now described banking pin contacts with described switch shaft coupling termination, drive link shaft coupling termination cannot continue to move down, thus described switch self-locking system can not unlock, described Switch main body, drive link and described drive link shaft coupling system just can not rotate, ensure that installation process breaker in middle body can not be misused,
---step 2: because drive link described in step one can not be rotated, now need the upper end of described drive link assembling device being inserted in shown drive link, then with screw, described drive link assembling device is fixed on transformer mounting flange, notice that the arrow mark on fixed head should point to described horizontal drive shaft, allow mounting flange assembling red-label described in transformer overlap with described fixed head arrow mark; After described drive link assembling device is fixing by stationary magazine creel screw, then screw-driving will be marked closely;
---step 3: disassemble the screw of fixed conveyor bar assembling device at transformer mounting flange, then described drive link assembling device is extracted out together with drive link connected system in Method for Installation flange aperture described in transformer;
---step 4: hole along the drilling of described stationary magazine creel with drill bit, then use paintbrush along groove setting-out on described drive link of described stationary magazine creel; Screw is marked closely in dismounting, by described drive link assembling device and described drive link systematic position, along setting-out position on described drive link, it is sawed-off; Then with rivet by sawed-off for described drive link position together with axle head shaft coupling on described drive link, then dismantle described banking pin; Drive link system and described mounting flange are linked together by pin;
---step 5: described drive link locking device is installed on described mounting flange when described drum-shaped excitation-free tap switch dispatches from the factory, and by the two halves circular hole of described fixed head, fixed axis is fixed, it can not be rotated, thus described drive link connected system is also fixed, this facilitated drive link connected system be connected with described mounting flange after installation on the transformer;
---step 6: state handle with portable residence, drive link system is slowly inserted along described transformer flange mounting hole, by loudspeaker cover and the fairlead of described drive link guidance system, arrive at described switch shaft coupling termination, rotary drive lever system gently, described drive link shaft coupling termination is allowed to be inserted in size termination, continue to glide, and the supporter of described switch self-locking system is withstood on the top of described drive link shaft coupling termination this moment, described supporter also glides together, described locating part is depressed, depart from the limit point of described spacing radome, then described switch self-locking system unlocks.Connect down and the red assembly mark of described mounting flange just can be allowed to align with the red assembly mark of mounting flange described in transformer, and described mounting flange is screwed on mounting flange described in transformer;
---step 7: disassemble described drive link locking device, again described gear drive is being arranged on described mounting flange, the input shaft end of described gear drive is allowed to point to described horizontal drive shaft, then be fixed with screw, finally horizontal drive shaft, operating mechanism etc. are installed, complete final installation.
The tixed thinking that the present invention is mainly to break off circuit tap changer installation in the past (is installed difficult point and is left its transformer factory for, transformer factory needs to determine drive link length and installation site angle thereof voluntarily), with a kind of mode of thinking dare to born, dare to break through, off circuit tap changer is installed a difficult problem take on, share and lessen worry to user.
A kind of mode that dare to break through completely newly of off circuit tap changer of the present invention, accept the advantage of traditional off circuit tap changer, relation between application size head axle head, self-locking device and this shunting switch installation requirement thereof cleverly, increase technique banking pin simple, with low cost, install and join drill jig, handle limit clamp, be allowed to condition at perfect cooperation in installation process.Completely solve an installation difficult problem for off circuit tap changer, connection is not only installed reliable, accurate, simple, effectively prevent transformer factory from dislocation being installed or being forbidden, and it is good to repeat installation capability, can well guarantee shunting switch run install, reliable, also repeat the possibility of installing dislocation or deflection angle after having stopped shunting switch maintenance completely simultaneously, ensure that itself and the consistency of initially installing.
Accompanying drawing explanation
Fig. 1 is the main cutaway view of shunting switch of the present invention;
Fig. 2 is the vertical view of shunting switch of the present invention;
Fig. 3 is that shunting switch drive link of the present invention installs the main cutaway view of second step;
Fig. 4 shunting switch drive link of the present invention and gear box end cover connection diagram;
Fig. 5 is the front view of shunting switch drive link assembling device of the present invention;
Fig. 6 is the vertical view of shunting switch drive link assembling device of the present invention;
Fig. 7 is that the present invention sends out the front view connecing switch drive link locking device;
Fig. 8 is that the present invention sends out the left view connecing switch drive link locking device.
Embodiment
Mainly in transformer factory's installation process, easily there is dislocation or an inaccurate difficult problem for solving off circuit tap changer in the present invention, adopt its repetition installation capability of the present invention good, shunting switch security of operation, reliable can be guaranteed, also repeat the phenomenon of installing dislocation or deflection angle after stopping shunting switch maintenance completely simultaneously, itself and the consistency of initially installing can be ensured.Just by reference to the accompanying drawings the present invention is described in detail below.
As shown in Fig. 1 ~ Fig. 8, a kind of drive link installs drum-shaped excitation-free tap switch accurately, and it mainly comprises: tapping switch contact system, switch self-locking system, drive link shaft coupling system, drive link guidance system, drive link connected system, skull installation system, drive link assembling device, drive link locking device.
Tapping switch contact system is positioned at the bottom of whole shunting switch, is the core system without excitation shape shunting switch, and other parts are its service, provides stable, reliable contact and conversion winding switching for giving transformer regulating winding.
Switch self-locking system, it comprises spring 1, lasso 2, locating part 3, spacing radome 4, supporter 5.One end of spring 1 contacts with lasso 2, and the other end contacts with locating part 3.Spring 1, lasso 2, locating part 3 are all positioned at the inner chamber of spacing radome 4.Supporter 5 is close to locating part 3 and is sleeved on the main rotary shaft of shunting switch.Self-locking tapping switch contact system can ensure dynamic and static contact reliable contacts, only drive link connected system and the accurate installation of skull installation system, be connected time self-locking system just open, at this moment switch could rotate gearshift, ensures that do not fix by contact slap, reliable contacts, position in transport, installation, maintenance process for shunting switch.
Drive link shaft coupling system is positioned at the top of switch self-locking system, and it comprises large small end head 6, switch shaft coupling termination 7, drive link shaft coupling termination 8.Large small end head 6 is connected with switch shaft coupling termination 7 is vertical, is horizontally through switch shaft coupling termination 7.One end of switch shaft coupling termination 7 contacts with supporter 5, and the other end contacts with banking pin 17.Large small end head 6, switch shaft coupling termination 7 are all positioned at the inner chamber of drive link shaft coupling termination 8.
Drive link shaft coupling system can ensure that drive link 11 is reliably connected with shunting switch body, guarantee to be connected with shunting switch body shaft coupling termination 7 with when skull installation system connection mistake at drive link connected system, and explain, ensure that the position of the switch is accurate to switch self-locking system this moment.Banking pin 17, for ensure shunting switch drive link when determining its relevant setting angle and length thereof, withstand switch shaft coupling termination 7, allow switch self-locking system not be unlocked.
Drive link guidance system overlaps 10 by fairlead 9, loudspeaker and forms; Fairlead 9 and loudspeaker overlap 10 and are connected, and be sleeved on the outside of drive link 11, switch self-locking system, drive link shaft coupling system, object play the guiding role to drive link, allow it be connected with switch shaft coupling smoothly.
Drive link connected system is positioned at the top of whole shunting switch, is made up of drive link 11, axle head shaft coupling 12, banking pin 17; Its one end of drive link 11 is fastenedly connected by riveted joint and drive link shaft coupling termination 8, and the other end is connected with axle head shaft coupling 12, for connecting shunting switch body and gear mechanism, driving moment is passed to shunting switch body.Banking pin 17 is positioned at the bottom of drive link 11, for ensure shunting switch drive link when determining its relevant setting angle and length thereof, withstand switch shaft coupling termination 7, allow switch self-locking system not be unlocked.
Skull installation system is positioned at the top of whole shunting switch, is made up of gear box end cover 13, gear mechanism 14, mounting flange 15, head cover of transformer 16; Gear box end cover 13 and mounting flange 15 are linked together by screw fastening, and mounting flange 15 is between gear mechanism 14 and head cover of transformer 16, and for Support Gear mechanism 14, gear mechanism 14 and transformer mounting flange 15 are tightly connected.Gear mechanism 14 is positioned at the top of mounting flange 15, improves the high and reliable anglec of rotation of enough torques, output accuracy for giving shunting switch body.And jointly guarantee that drive link 11 is reliably connected with shunting switch body with drive link shaft coupling system, drive link connected system, guarantee to be connected with shunting switch body shaft coupling termination 7 with when skull installation system connection mistake at drive link connected system, and explain, ensure that the position of the switch is accurate to switch self-locking system this moment.
Drive link assembling device is positioned at the upper end of drive link 11, is made up of supporting bracket 19, stationary magazine creel 20, pinching screw 21.Supporting bracket 19 is sleeved on fixture stationary magazine creel 20; The upper end of stationary magazine creel 20 additional week is evenly equipped with 3 pinching screws 21.Drive link assembling dress is used for guaranteeing that drive link installs rivet hole angle and length thereof, ensures that shunting switch is installed accurately.Described stationary magazine creel 20 is provided with drilling 25 and groove 24.
Drive link locking device is between gear mechanism and mounting flange, and be made up of fixed head 22, handle 23, handle 23 is fixed on mounting panel 22.Fixed head 22 is provided with two halves circular hole 26, matches with fixed axis 27.Drive link locking device is for installing shunting switch Method for Installation bluewhen 15, it is constant that operator has handle 23 can carry with the relative position of fixed conveyor, ensures that it installs facility, installation site is accurate, operability good.
The course of work of the present invention is as follows:
1, transformer mounting flange need weld by transformer factory on request, and mounting flange assembling red-label requires to align with horizontal conveyor shaft centre line, and this is the requirement that the installation of all traditional drum-shaped excitation-free tap switchs all has.
2, when drum-shaped excitation-free tap switch body is fixed on inside transformer by transformer factory, connect lead-in wire, after transformer tank top is loaded onto, at this moment drum-shaped excitation-free tap switch body is embedded in inside transformer completely.
3, the installation of drive link 11, this is main contents of the present invention also.
(1) described drum-shaped excitation-free tap switch when switch dispatches from the factory by described drive link shaft coupling termination 8, described banking pin 17, described drive link 11 is assembled together, it need be inserted along in the hole of described transformer mounting flange during installation, by loudspeaker cover 10 and the fairlead 9 of described drive link guidance system, arrive at described switch shaft coupling termination 7, rotary drive bar gently, described drive link shaft coupling termination 8 is allowed to be inserted in large small end head 6, now described banking pin 17 contacts with described switch shaft coupling termination 7, drive link shaft coupling termination 8 cannot continue to move down, thus described switch self-locking system can not unlock, described Switch main body, described drive link and described drive link shaft coupling system just can not rotate, this guarantees installation process breaker in middle body can not be misused.
(2) because foregoing has illustrated that described drive link 11 can not be rotated this moment, connecing down just need by described drive link assembling device by the upper end of being inserted in shown drive link 11 shown in Fig. 2, then with screw, described drive link assembling device is fixed on shown transformer mounting flange 15, notice that the arrow mark on fixed head 22 points to described horizontal drive shaft 28, allows mounting flange 15 described in transformer assemble red-label and overlaps with described fixed head 22 arrow mark this moment.After described drive link assembling device is fixing with screw by stationary magazine creel 20, then mark closely screw 21 with Wrench by three and firmly tighten.
(3) disassemble the screw of fixed conveyor bar assembling device at shown transformer mounting flange 15, then described drive link assembling device is extracted out together with drive link system (described drive link shaft coupling termination 8, described banking pin 17, described drive link 11 are assembled together) in Method for Installation flange aperture described in transformer.
(4) hole in (two orthogonal holes) along the drilling 25 of described stationary magazine creel 20 with drill bit, then use paintbrush along groove 24 setting-out on described power transmission shaft 11 of described stationary magazine creel 20; Dismantle described three and mark closely screw 21, by described drive link assembling device and described drive link systematic position, along setting-out position on described power transmission shaft 11, it is sawed-off; Then with rivet by the described sawed-off position of power transmission shaft 11 together with axle head shaft coupling 12 on described drive link, then dismantle described banking pin 17; Then drive link connected system and described mounting flange 15 are linked together by pin.
(5) described drive link locking device is installed on described mounting flange 15 when described drum-shaped excitation-free tap switch dispatches from the factory, and by the two halves circular hole 26 of described fixed head 22, fixed axis 27 is fixed, it can not be rotated, thus drive link connected system is also fixed, this facilitated drive link connected system be connected with described mounting flange 15 after installation on transformer mounting flange.
(6) handle 23 is stated with portable residence, the connected system of drive link shown in Fig. 4 is slowly inserted along described transformer flange mounting hole, by loudspeaker cover 10 and the fairlead 9 of described drive link guidance system, arrive at described switch shaft coupling termination 7, rotate drive link system shown in described Fig. 4 gently, described drive link shaft coupling termination 8 is allowed to be inserted in large small end head 6, continue to glide, and the supporter 5 of described switch self-locking system is withstood on the top of described drive link shaft coupling termination 8 this moment, described supporter 5 also glides together, described locating part 3 is depressed, depart from the limit point of described spacing radome 4, then described switch self-locking system unlocks.Connect down and the red assembly mark of described mounting flange 15 just can be allowed to align with the red assembly mark of mounting flange described in transformer, and described mounting flange 15 is screwed on mounting flange described in transformer.If (the red assembly mark of the described mounting flange of this process 15 can not align with the red assembly mark of mounting flange described in transformer, then large small end head 6 just can not be inserted in described drive link shaft coupling termination 8, can not continue to glide simultaneously, the connected system of drive link shown in Fig. 4 just can not load by reservation position, described switch self-locking system can not be allowed to unlock, the collateral security positional accuracy of Switch main body, the mistake that simultaneously also to effectively prevent installer is installed).
(7) locking of described drive link and handle apparatus thereof is disassembled, described gear drive 14 is being arranged on described mounting flange 15, note the position one_to_one corresponding this moment requiring to install mounting screw holes, the input shaft end of described gear drive 14 is allowed to point to described horizontal drive shaft, otherwise can not be loaded, this error that just effectively prevent installer is wrongly installed, then be fixed with screw, finally horizontal drive shaft, operating mechanism etc. are installed, complete final installation, as shown in Figure 1 and Figure 2.
It is good that the present invention repeats installation capability, guarantee shunting switch run install, reliable, repeat after also having stopped shunting switch maintenance completely to install simultaneously dislocation and deflection angle may, ensure its with initial install consistent.Reason has described clear in upper 6th article and the 7th article, with the wrong locationly not to reduce, cannot continue assembling.
Above-described embodiment is the novel embodiment of one of the present invention, only for illustration of realization of the present invention.And the present invention also can be used for the drum-shaped excitation-free tap switch of 2 phases, the different current load of 3 phases.

Claims (2)

1. drive link installs a drum-shaped excitation-free tap switch accurately, and it mainly comprises: tapping switch contact system, switch self-locking system, drive link shaft coupling system, drive link guidance system, drive link connected system, skull installation system, drive link assembling device, drive link locking device;
---described tapping switch contact system is positioned at the bottom of whole shunting switch, provides stable, reliable contact and conversion winding switching for giving transformer regulating winding;
---described switch self-locking system, it comprises spring (1), lasso (2), locating part (3), spacing radome (4), supporter (5); One end of spring (1) contacts with lasso (2), and the other end contacts with locating part (3); Spring (1), lasso (2), locating part (3) are all positioned at the inner chamber of spacing radome (4); Supporter (5) is close to locating part (3) and is sleeved on the main rotary shaft of shunting switch;
It is characterized in that:
---described drive link shaft coupling system is positioned at the top of switch self-locking system, and it comprises large small end head (6), switch shaft coupling termination (7), drive link shaft coupling termination (8); Large small end head (6) is connected with switch shaft coupling termination (7) is vertical, is horizontally through switch shaft coupling termination (7); One end of switch shaft coupling termination (7) contacts with supporter (5), and the other end contacts with banking pin (17); Large small end head (6), switch shaft coupling termination (7) are all positioned at the inner chamber of drive link shaft coupling termination (8);
---described drive link guidance system is made up of fairlead (9), loudspeaker cover (10); Fairlead (9) is connected with loudspeaker cover (10), is sleeved on the outside of drive link (11), switch self-locking system, drive link shaft coupling system;
---described drive link connected system is positioned at the top of whole shunting switch, is made up of drive link (11), axle head shaft coupling (12), banking pin (17); Drive link (11) its one end is fastenedly connected by riveted joint and drive link shaft coupling termination (8), and the other end is connected with axle head shaft coupling (12), for connecting shunting switch body and gear mechanism (14), driving moment is passed to shunting switch body; Banking pin (17) is positioned at the bottom of drive link (11), for ensure shunting switch drive link when determining its relevant setting angle and length thereof, withstand switch shaft coupling termination (7), allow switch self-locking system not be unlocked;
---described skull installation system is positioned at the top of whole shunting switch, is made up of gear box end cover (13), gear mechanism (14), mounting flange (15), head cover of transformer (16); Gear box end cover (13) and mounting flange (15) are linked together by screw fastening, mounting flange (15) is positioned between gear mechanism (14) and head cover of transformer (16), for Support Gear mechanism (14), gear mechanism (14) and transformer mounting flange (15) are tightly connected; Gear mechanism (14) is positioned at the top of mounting flange (15), improves the high and reliable anglec of rotation of enough torques, output accuracy for giving shunting switch body;
---described drive link assembling device is positioned at the upper end of drive link (11), is made up of supporting bracket (19), stationary magazine creel (20), pinching screw (21); Supporting bracket (19) is sleeved on fixture stationary magazine creel (20); The upper end excircle of stationary magazine creel (20) is evenly equipped with 3 pinching screws (21); Described stationary magazine creel (20) is provided with drilling (25) and groove (24);
---described drive link locking device is positioned between gear mechanism (14) and mounting flange (15), is made up of fixed head (22), handle (23), and handle (23) is fixed on mounting panel (22); Fixed head (22) is provided with two halves circular hole (26), matches with fixed axis (27).
2. a kind of drive link installs drum-shaped excitation-free tap switch accurately according to claim 1, it is characterized in that: the installation steps of described drive link (11) are as follows:
---step one: described drum-shaped excitation-free tap switch when switch dispatches from the factory by described drive link shaft coupling termination (8), described banking pin (17), described drive link (11) is assembled together, it need be inserted along in the hole of described transformer mounting flange (15) during installation, by fairlead (9) and the loudspeaker cover (10) of described drive link guidance system, arrive at described switch shaft coupling termination (7), rotary drive bar (11) gently, described drive link shaft coupling termination (8) is allowed to be inserted in large small end head (6), now described banking pin (17) contacts with described switch shaft coupling termination (7), drive link shaft coupling termination (8) cannot continue to move down, thus described switch self-locking system can not unlock, described Switch main body, drive link (11) and described drive link shaft coupling system just can not rotate, ensure that installation process breaker in middle body can not be misused,
---step 2: because drive link described in step one (11) can not be rotated, now need the upper end of described drive link assembling device being inserted in shown drive link (11), then with screw, described drive link assembling device is fixed on transformer mounting flange (15), notice that the arrow mark on fixed head (22) should point to described horizontal drive shaft (28), allow mounting flange described in transformer (15) assemble red-label and overlap with described fixed head (22) arrow mark; After described drive link assembling device is fixing with screw by stationary magazine creel (20), then screw (21) will be marked closely tighten;
---step 3: disassemble the screw of fixed conveyor bar assembling device in transformer mounting flange (15), then described drive link assembling device is extracted out together with drive link connected system in Method for Installation flange aperture described in transformer;
---step 4: hole along the drilling (25) of described stationary magazine creel (20) with drill bit, then use paintbrush along the groove (24) of described stationary magazine creel (20) in the upper setting-out of described drive link (11); Screw (21) is marked closely in dismounting, by described drive link assembling device and described drive link systematic position, along the upper setting-out position of described drive link (11), it is sawed-off; Then with rivet by described drive link (11) sawed-off position together with axle head shaft coupling (12) on described drive link, then dismantle described banking pin (17); Drive link system and described mounting flange (15) are linked together by pin;
---step 5: described drive link locking device is installed on described mounting flange (15) when described drum-shaped excitation-free tap switch dispatches from the factory, and by the two halves circular hole (26) of described fixed head (22), fixed axis (27) is fixed, it can not be rotated, thus described drive link connected system is also fixed, this facilitated drive link connected system be connected with described mounting flange (15) after installation on the transformer;
---step 6: state handle (23) with portable residence, drive link system is slowly inserted along described transformer flange mounting hole, by loudspeaker cover (10) and the fairlead (9) of described drive link guidance system, arrive at described switch shaft coupling termination (7), rotary drive lever system gently, described drive link shaft coupling termination (8) is allowed to be inserted in large small end head (6), continue to glide, and the supporter (5) of described switch self-locking system is withstood on the top of described drive link shaft coupling termination (8) this moment, described supporter (5) also glides together, described locating part (3) is depressed, depart from the limit point of described spacing radome (4), then described switch self-locking system unlocks, connect down and the red assembly mark of described mounting flange (15) just can be allowed to align with the red assembly mark of mounting flange described in transformer, and described mounting flange (15) is screwed on mounting flange described in transformer,
---step 7: disassemble described drive link locking device, again described gear drive (14) is being arranged on described mounting flange (15), the input shaft end of described gear drive (14) is allowed to point to described horizontal drive shaft (28), then be fixed with screw, horizontal drive shaft (28), operating mechanism etc. are finally installed, complete final installation.
CN201510218837.8A 2015-05-04 2015-05-04 Drum-shaped non-excitation tap switch for accurately installing transmission rod Active CN104779086B (en)

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CN201510218837.8A CN104779086B (en) 2015-05-04 2015-05-04 Drum-shaped non-excitation tap switch for accurately installing transmission rod

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Application Number Priority Date Filing Date Title
CN201510218837.8A CN104779086B (en) 2015-05-04 2015-05-04 Drum-shaped non-excitation tap switch for accurately installing transmission rod

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CN104779086A true CN104779086A (en) 2015-07-15
CN104779086B CN104779086B (en) 2017-01-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106783018A (en) * 2016-11-22 2017-05-31 云南电网有限责任公司电力科学研究院 A kind of distribution transformer gear visual device

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH09262719A (en) * 1996-01-22 1997-10-07 Amada Co Ltd Method and device for tap chucking in tapping device
CN2378814Y (en) * 1999-04-11 2000-05-17 刘刚 Non-excitation tap changer
CN201364808Y (en) * 2009-03-09 2009-12-16 辽宁金立电力电器有限公司 Non-excitation cylindrical tap-changer
CN201514846U (en) * 2009-09-22 2010-06-23 武汉泰普变压器开关有限公司 Ganged linear voltage-regulating non-excitation tap switch
JP2011054835A (en) * 2009-09-03 2011-03-17 Toshiba Corp Changeover switch for on-load tap changer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09262719A (en) * 1996-01-22 1997-10-07 Amada Co Ltd Method and device for tap chucking in tapping device
CN2378814Y (en) * 1999-04-11 2000-05-17 刘刚 Non-excitation tap changer
CN201364808Y (en) * 2009-03-09 2009-12-16 辽宁金立电力电器有限公司 Non-excitation cylindrical tap-changer
JP2011054835A (en) * 2009-09-03 2011-03-17 Toshiba Corp Changeover switch for on-load tap changer
CN201514846U (en) * 2009-09-22 2010-06-23 武汉泰普变压器开关有限公司 Ganged linear voltage-regulating non-excitation tap switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106783018A (en) * 2016-11-22 2017-05-31 云南电网有限责任公司电力科学研究院 A kind of distribution transformer gear visual device
CN106783018B (en) * 2016-11-22 2018-04-03 云南电网有限责任公司电力科学研究院 A kind of distribution transformer gear visual device

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