CN209434752U - The combination tool of vertical rotary method replacement direct current grounding pole line tension string - Google Patents
The combination tool of vertical rotary method replacement direct current grounding pole line tension string Download PDFInfo
- Publication number
- CN209434752U CN209434752U CN201920190049.6U CN201920190049U CN209434752U CN 209434752 U CN209434752 U CN 209434752U CN 201920190049 U CN201920190049 U CN 201920190049U CN 209434752 U CN209434752 U CN 209434752U
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- yoke plate
- wire
- plate clamp
- connecting plate
- direct current
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Abstract
The utility model discloses a kind of combination tools of vertical rotary method replacement direct current grounding pole line tension string, including machete card, machete card one end is the fork hook structure that can be installed on cross-arm side triangle yoke plate, and the machete card other end is fitted with anti-torsion wire bar, is lifted with tripod component on machete card；Side of wire yoke plate clamp includes flip lid, it renovates hinged in the middle part of one end and side of wire yoke plate clamp ontology, flip lid middle part is equipped with flip lid through-hole, side of wire yoke plate clamp ontology is equipped with yoke plate clamp through-hole, the flip lid other end is flexibly connected with the connecting pin of the first connecting plate, the connecting pin of second connecting plate is flexibly connected with the end that clamps of side of wire yoke plate clamp ontology, the gear of second connecting plate, which is hung end and hung with the gear of the first connecting plate, to be connected between end by gear extension bolt, the connecting pin of side of wire yoke plate clamp ontology is connected by insulated pull rod with anti-torsion wire bar, fixed pulley is mounted on side of wire yoke plate clamp ontology.Suitable for line maintenance.
Description
Technical field
The utility model relates to high voltage direct current field, in particular to a kind of vertical rotary method replacement direct current grounding pole route is resistance to
Open the combination tool of string.
Background technique
D.C. high voltage transmission has its unique in terms of remote, high-power conveying electric energy relative to ac transmission mode
Advantage, therefore be widely used in the point-to-point power Transmission of large capacity, overlength distance, Jiangsu, Shanghai are sent in such as western water power east
Etc. ground take the mode of D.C. high voltage transmission extensively.And the livewire work of DC transmission system is concentrated mainly on high direct voltage at present
Route and converter station lack direct current grounding pole route and further investigate, therefore DC earthing line live-line work had both lacked reason
By basis, also lack practical experience.When ground electrode circuit needs replacing strain insulator-string (i.e. strain insulator string), can only generally adopt
With power failure operation, the operation of direct current system can be produced bigger effect at this time, directly reduce power supply reliability.
Moreover, direct current grounding pole route current potential is ground potential when hvdc transmission line is under bipolar mode of operation, and in list
Ground electrode circuit then has a high voltage under the operational mode of pole, be generally considered as ground electrode circuit voltage class in actual job ±
50kV.Direct current grounding pole route is because voltage class is lower, and insulation configuration is similar to distribution line, and its current-carrying capacity
Much larger than distribution line, conducting wire is again dramatically different with distribution line.Therefore, when replacing strain insulator-string, direct current grounding pole route band
The Work tool of electric operation can not simply continue to use the Work tool and method of distribution line or hot line maintenance.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies of above-mentioned background technique, and it is straight to provide a kind of vertical rotary method replacement
Flow the combination tool of ground electrode circuit strain insulator-string.
In order to achieve the goal above, a kind of vertical rotary method provided by the utility model replaces direct current grounding pole line tension
The combination tool of string, including machete card, anti-torsion wire bar and side of wire yoke plate clamp, machete card one end are that can be installed on cross-arm side
Fork hook structure on the apex angle bolt of triangle yoke plate, the machete card other end are fitted with the anti-torsion wire bar, the machete card
On be lifted with the tripod component that can be connected with bottle-holding rack；
The side of wire yoke plate clamp includes side of wire yoke plate clamp ontology, flip lid, the first connecting plate, the second connecting plate and determines cunning
Hinged in the middle part of wheel, described flip lid one end and the side of wire yoke plate clamp ontology, side of wire can be sleeved on by being equipped in the middle part of the flip lid
Flip lid through-hole on the side of wire bolt of yoke plate, the position that the flip lid through-hole is corresponded on the side of wire yoke plate clamp ontology are equipped with
The yoke plate clamp through-hole matched, the flip lid other end are flexibly connected with the connecting pin of first connecting plate, and described second connects
The connecting pin of fishplate bar is flexibly connected with the end that clamps of the side of wire yoke plate clamp ontology, and second connecting plate and described first connects
Fishplate bar parallel interval arrangement, the gear of second connecting plate hangs end and the gear of first connecting plate is hung between end by that can keep off extension
Gear on the side of wire yoke plate hangs bolt and is connected, and the connecting pin of the side of wire yoke plate clamp ontology passes through insulated pull rod and institute
It states anti-torsion wire bar to be connected, the fixed pulley is mounted on the side of wire yoke plate clamp ontology.
By machete card using apex angle bolt as fulcrum, while side of wire yoke plate clamp is hung using side of wire bolt as fulcrum and to keep off
Bolt is stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card, anti-torsion wire bar, insulated pull rod and conducting wire
On the yoke plate clamp of side, and then the replacement of strain insulator-string may be implemented；Meanwhile by adding tripod component on machete card, and leading
Fixed pulley is added on line side yoke plate clamp ontology, bottle supporting can be realized by the mutual cooperation of fixed pulley and tripod component in this way
The vertical rotary of frame so as to realize the vertical rotary of strain insulator-string, and then can be realized simultaneously the decline of old strain insulator-string and new
The rising of strain insulator-string, and the disassembly of old strain insulator-string and the installation of new strain insulator-string are facilitated, it is time saving and energy saving.
In the above scheme, the tripod component includes the tripod, lifting screw rod and lifting nut of triangular structure,
The bottom edge both ends of the tripod are extended outwardly respectively equipped with the connection plug that can be inserted on the bottle-holding rack, and the connection is inserted
The outer end of head is equipped with fixing screws, and the lower end of the lifting screw rod is connected with the apex angle of the tripod, the lifting screw rod
Upper end is equipped with external screw thread, and the upper end of the lifting screw rod is run through the machete card from bottom to up and fixed by the lifting nut
On the machete card.
In the above scheme, the lifting screw rod is equipped with position limiting convex ring.The position limiting convex ring added can make tripod component
It is securely mounted on machete card.
In the above scheme, the position that the lifting screw rod is corresponded between the lifting nut and the machete card is set with
Lock washer.The lock washer added can be effectively prevented lifting nut and get loose.
In the above scheme, the lifting nut is wing nut.It is designed as wing nut by the way that nut will be lifted, in this way
Facilitate the installation and removal of tripod component.
In the above scheme, the tripod component is lifted on the middle part of the machete card.By the way that tripod component is set
The middle part for being lifted on machete card is counted into, such stress more balances.
In the above scheme, the spacing between second connecting plate and first connecting plate and the side of wire yoke plate
Thickness match.By by the line space design between the second connecting plate and the first connecting plate at the thickness phase with side of wire yoke plate
Cooperation, such more compact structure, and clamping for side of wire yoke plate clamp more fastens.
In the above scheme, bolt sliding sleeve is mounted in the flip lid through-hole and the yoke plate clamp through-hole.By turning over
It is mounted on bolt sliding sleeve in lid through-hole and yoke plate clamp through-hole, the service life of this tool can be improved in this way.
In the above scheme, the fixed pulley is mounted on the middle part of the side of wire yoke plate clamp ontology by screw.Pass through
Screw installs fixed pulley so that it is convenient to the installation of fixed pulley and the maintenance in later period.
Technical solution provided by the utility model has the benefit that
1, by machete card using apex angle bolt as fulcrum, while side of wire yoke plate clamp using side of wire bolt be fulcrum and with keep off
Extension bolt is stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card, anti-torsion wire bar, insulated pull rod and is led
On line side yoke plate clamp, and then the replacement of strain insulator-string may be implemented；
2, by adding tripod component on machete card, and fixed pulley is added on side of wire yoke plate clamp ontology, in this way
The vertical rotary of bottle-holding rack can be realized, so as to realize strain insulator-string by the mutual cooperation of fixed pulley and tripod component
Vertical rotary, and then can be realized simultaneously the decline of old strain insulator-string and the rising of new strain insulator-string, and facilitate old strain insulator-string
The installation of disassembly and new strain insulator-string, it is time saving and energy saving；
3, the position limiting convex ring added can be such that tripod component is securely mounted on machete card；
4, the lock washer added can be effectively prevented lifting nut and get loose；
5, wing nut is designed as by the way that nut will be lifted so that it is convenient to the installation and removal of tripod component；
6, by being designed to tripod component to be lifted on the middle part of machete card, such stress is more balanced；
7, by the way that the line space design between the second connecting plate and the first connecting plate matches at the thickness of side of wire yoke plate
It closes, such more compact structure, and clamping for side of wire yoke plate clamp more fastens；
8, by being mounted on bolt sliding sleeve in flip lid through-hole and yoke plate clamp through-hole, the use of this tool can be improved in this way
Service life；
9, fixed pulley is installed by screw so that it is convenient to the installation of fixed pulley and the maintenance in later period.
Detailed description of the invention
Fig. 1 is the using state structure diagram of this combination tool；
Fig. 2 is the structural schematic diagram of machete card；
Fig. 3 is another viewing angle constructions schematic diagram of Fig. 2；
Fig. 4 is that side of wire yoke plate clamp removes the structural schematic diagram after fixed pulley；
Fig. 5 is another viewing angle constructions schematic diagram of Fig. 4；
Fig. 6 is the another viewing angle constructions schematic diagram of Fig. 4；
Fig. 7 is the schematic diagram of the section structure of the line A-A along Fig. 1.
In figure, machete card 1, anti-torsion wire bar 2, side of wire yoke plate clamp 3, side of wire yoke plate clamp ontology 3a, yoke plate clamp through-hole
3a1 renovates 3b, renovates through-hole 3b1, the first connecting plate 3c, the second connecting plate 3d, fixed pulley 3e, and gear hangs bolt 3f, bolt sliding sleeve
3g, tripod component 4, tripod 4a, connection plug 4a1, fixing screws 4a2 lift screw rod 4b, lift nut 4c, limit convex
Ring 4d, insulated pull rod 5, cross-arm side triangle yoke plate a, apex angle bolt a1, side of wire yoke plate b, side of wire bolt b1.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
Embodiment 1:
A kind of combination tool of vertical rotary method replacement direct current grounding pole line tension string as shown in Figure 1, including machete
Card 1, anti-torsion wire bar 2 and side of wire yoke plate clamp 3, described 1 one end of machete card are the apex angle spiral shell that can be installed on cross-arm side triangle yoke plate a
Fork hook structure on bolt a1,1 other end of machete card are fitted with the anti-torsion wire bar 2, and being lifted on the machete card 1 can be with
The connected tripod component 4 of bottle-holding rack；The side of wire yoke plate clamp 3 includes side of wire yoke plate clamp ontology 3a, flip lid 3b, the first company
It is hinged in the middle part of fishplate bar 3c, the second connecting plate 3d and fixed pulley 3e, described one end flip lid 3b and the side of wire yoke plate clamp ontology 3a,
The flip lid through-hole 3b1 that can be sleeved on the side of wire bolt b1 of side of wire yoke plate b, the side of wire are equipped in the middle part of the flip lid 3b
The position that the flip lid through-hole 3b1 is corresponded on yoke plate clamp ontology 3a is another equipped with yoke plate clamp the through-hole 3a1, the flip lid 3b matched
One end is flexibly connected with the connecting pin of the first connecting plate 3c, and the connecting pin of the second connecting plate 3d and the side of wire join
The end that clamps of board ontology 3a is flexibly connected, and the second connecting plate 3d and the first connecting plate 3c parallel interval are arranged, institute
The gear for stating the second connecting plate 3d, which is hung, hangs over the side of wire connection by that can keep off between end and the gear extension end of the first connecting plate 3c
Gear on plate b hangs bolt 3f and is connected, and the connecting pin of the side of wire yoke plate clamp ontology 3a passes through insulated pull rod 5 and the anti-torsion wire
Bar 2 is connected, and the fixed pulley 3e is mounted on the side of wire yoke plate clamp ontology 3a.
By machete card 1 using apex angle bolt a1 as fulcrum, at the same side of wire yoke plate clamp 3 using side of wire bolt b1 as fulcrum simultaneously
Bolt 3f is hung as stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card 1, anti-torsion wire bar 2, insulation using gear
On pull rod 5 and side of wire yoke plate clamp 3, and then the replacement of strain insulator-string may be implemented；Meanwhile by adding triangle on machete card 1
Frame component 4, and fixed pulley 3e is added on side of wire yoke plate clamp ontology 3a, fixed pulley 3e and tripod component can be passed through in this way
The vertical rotary of bottle-holding rack is realized in 4 mutual cooperation, so as to realize the vertical rotary of strain insulator-string, and then can be real simultaneously
The decline of existing old strain insulator-string and the rising of new strain insulator-string, and the disassembly of old strain insulator-string and the installation of new strain insulator-string are facilitated, it is time saving
It is laborsaving.
Above-mentioned tripod component 4 includes tripod 4a, the lifting screw rod 4b of triangular structure and lifts nut 4c, and described three
The bottom edge both ends of corner bracket 4a are extended outwardly respectively equipped with the connection plug 4a1 that can be inserted on the bottle-holding rack, and the connection is inserted
The outer end of head 4a1 is equipped with fixing screws 4a2, and the lower end of the lifting screw rod 4b is connected with the apex angle of the tripod 4a, described
The upper end for lifting screw rod 4b is equipped with external screw thread, and the upper end of the lifting screw rod 4b is run through the machete card 1 from bottom to up and passed through
The lifting nut 4c is fixed on the machete card 1.The lifting screw rod 4b is equipped with position limiting convex ring 4d.The limit convex added
Ring 4d can be such that tripod component 4 is securely mounted on machete card 1.It is corresponding between the lifting nut 4c and the machete card 1
The position of the lifting screw rod 4b is set with lock washer.The lock washer added can be effectively prevented lifting nut 4c and pine occurs
It is de-.The lifting nut 4c is wing nut.Wing nut is designed as by the way that nut 4c will be lifted so that it is convenient to tripod group
The installation and removal of part 4.The tripod component 4 is lifted on the middle part of the machete card 1.By the way that tripod component 4 is designed
At the middle part for being lifted on machete card 1, such stress is more balanced.
The thickness phase of spacing and the side of wire yoke plate b between above-mentioned second connecting plate 3d and the first connecting plate 3c
Cooperation.By the way that the line space design between the second connecting plate 3d and the first connecting plate 3c is matched at the thickness of side of wire yoke plate b
It closes, such more compact structure, and clamping for side of wire yoke plate clamp 3 more fastens.The flip lid through-hole 3b1 and the yoke plate clamp through-hole
Bolt sliding sleeve 3g is mounted in 3a1.By being mounted on bolt sliding sleeve 3g in flip lid through-hole 3b1 and yoke plate clamp through-hole 3a1,
The service life of this tool can be improved in this way.
Above-mentioned fixed pulley 3e is mounted on the middle part of the side of wire yoke plate clamp ontology 3a by screw.It is installed by screw
Fixed pulley 3e is so that it is convenient to the installation of fixed pulley 3e and the maintenance in later period.
The present embodiment passes through machete card 1 using apex angle bolt a1 as fulcrum, while side of wire yoke plate clamp 3 is with side of wire bolt b1
Bolt 3f is hung as stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card 1, anti-torsion wire for fulcrum and using gear
On bar 2, insulated pull rod 5 and side of wire yoke plate clamp 3, and then the replacement of strain insulator-string may be implemented；By adding three on machete card 1
Corner bracket component 4, and fixed pulley 3e is added on side of wire yoke plate clamp ontology 3a, fixed pulley 3e and tripod group can be passed through in this way
The vertical rotary of bottle-holding rack is realized in the mutual cooperation of part 4, so as to realize the vertical rotary of strain insulator-string, and then can be simultaneously
It realizes the decline of old strain insulator-string and the rising of new strain insulator-string, and facilitates the disassembly of old strain insulator-string and the installation of new strain insulator-string, save
Shi Shengli.
Meanwhile the position limiting convex ring 4d added can be such that tripod component 4 is securely mounted on machete card 1；What is added is locking
Washer can be effectively prevented lifting nut 4c and get loose；Wing nut is designed as by the way that nut 4c will be lifted so that it is convenient to
The installation and removal of tripod component 4；By being designed to tripod component 4 to be lifted on the middle part of machete card 1, such stress is more
Balance.
Moreover, the present embodiment by by the line space design between the second connecting plate 3d and the first connecting plate 3c at side of wire
The thickness of yoke plate b matches, such more compact structure, and clamping for side of wire yoke plate clamp 3 more fastens；By in flip lid through-hole
It is mounted on bolt sliding sleeve 3g in 3b1 and yoke plate clamp through-hole 3a1, the service life of this tool can be improved in this way；By screw come
Fixed pulley 3e is installed so that it is convenient to the installation of fixed pulley 3e and the maintenance in later period.
Embodiment 2:
The application method of the combination tool of above-mentioned vertical rotary method replacement direct current grounding pole line tension string, including following step
It is rapid:
1) ground potential electrician climbs to the ground potential electric work position of shaft tower, and ground potential electrician installs shaft tower on shaft tower to be slided surely
It takes turns and puts on shaft tower side transmission rope on shaft tower fixed pulley；
2) the first ground electrician is determined insulating bar with the conducting wire for putting on side of wire transmission rope by shaft tower side transmission rope
Pulley passes to ground potential electrician, ground potential electrician conducting wire fixed pulley is articulated on conducting wire by insulating bar correspond to it is old resistance to
Open the position of string conductor wire end；
3) the second ground electrician fastens insulated flexible ladder end using side of wire transmission rope, and will be exhausted using side of wire transmission rope
Edge rope ladder is mounted on the conducting wire at equipotential electrician's working position；
4) it after equipotential electrician puts on screening clothing and confirms that screening clothing connection is good, is climbed by insulated flexible ladder to away from conducting wire
Greater than potential transfer is carried out at 0.2m, into equipotential, equipotential electrician working position is reached；
5) after the first ground electrician assembles the machete card 1, the anti-torsion wire bar 2 and the tripod component 4, the
One ground electrician passes through shaft tower side transmission rope for the assembled machete card 1, the anti-torsion wire bar 2 and the tripod component
4 and insulated pull rod 5 pass to ground potential electrician, the fixed pulley 3e of the second ground electrician in the side of wire yoke plate clamp 3
On put on bottle-holding rack drawstring after, the side of wire yoke plate clamp 3 is passed to equal electricity by side of wire transmission rope by the second ground electrician
Position electrician；
6) the machete card 1 is installed on the apex angle bolt a1 of the cross-arm side triangle yoke plate a and will by ground potential electrician
Described 5 one end of insulated pull rod is connected with the anti-torsion wire bar 2, and the gear that equipotential electrician first removes the first connecting plate 3c hangs end
The gear between end is hung the gear of the second connecting plate 3d and hangs bolt 3f, and then equipotential electrician is by the side of wire yoke plate clamp 3
It is installed on the side of wire bolt b1 of the side of wire yoke plate b, then equipotential electrician installs the gear removed and hangs bolt
3f is simultaneously stuck in the gear extension bolt 3f on the side of the side of wire yoke plate b, and last equipotential electrician joins the side of wire
The connecting pin of board ontology 3a is connected with 5 other end of insulated pull rod；
7) it cooperates between the first ground electrician and the second ground electrician and passes through shaft tower side transmission rope and bottle-holding rack drawstring
Bottle-holding rack is transmitted at ground potential electrician and equipotential electrician, ground potential electrician is by bottle-holding rack one end and the tripod component
4 are connected, and the second ground electrician holds bottle-holding rack drawstring, and bottle-holding rack is made to be in horizontality；
8) ground potential electrician tightens the anti-torsion wire bar 2, and the machete card 1 is using the apex angle bolt a1 as fulcrum at this time,
The side of wire yoke plate clamp 3 is using the side of wire bolt b1 as fulcrum, to the tension on old strain insulator-string is transferred to described big
On knife card 1, the anti-torsion wire bar 2, the insulated pull rod 5 and the side of wire yoke plate clamp 3；
9) after checking that bearing tool stress is normal, equipotential electrician takes out the locking pin of old strain insulator-string conductor wire end, ground potential
Electrician continues to tighten the anti-torsion wire bar 2, until equipotential electrician disengages the connection of old strain insulator-string conductor wire end, at this point, old strain insulator
String is just fallen on the bottle-holding rack under the effect of gravity；
10) the second ground electrician operate bottle-holding rack drawstring, make the bottle supporting frame torr old strain insulator-string rotate to plumbness；
11) old strain insulator-string is fastened in shaft tower side transmission rope one end by ground potential electrician, and takes out the lock of old strain insulator-string cross-arm-end
Tight pin；
12) the shaft tower side transmission rope other end is fastened new strain insulator-string by the first ground electrician；
13) the first ground electrician operates the company that transmission rope cooperation ground potential electrician in shaft tower side disengages old strain insulator-string cross-arm-end
It connects；
14) the first ground electrician and ground potential electrician, which cooperate, reaches ground potential electric work position for new strain insulator-string, this
When old strain insulator-string just fall to the ground automatically, the first ground electrician and ground potential electrician cooperate and restore new strain insulator-string cross-arm
The connection at end, and reset the locking pin of new strain insulator-string cross-arm-end；
15) the second ground electrician operates bottle-holding rack drawstring, make the bottle supporting frame torr new strain insulator-string rotate to horizontality,
Second ground electrician cooperates equipotential electrician to restore the connection of new strain insulator-string conductor wire end, and installs the locking of new strain insulator-string conductor wire end
Pin, so far, the replacement of strain insulator-string are completed.
After the completion of strain insulator-string replacement, the anti-torsion wire bar 2 is first unclamped, the machete card 1, the anti-torsion wire bar 2, institute are unloaded
After stating the load in insulated pull rod 5 and the side of wire yoke plate clamp 3, the machete card 1, the anti-torsion wire bar 2, institute can be removed
The components such as insulated pull rod 5 and the side of wire yoke plate clamp 3 are stated, last equipotential electrician and ground potential electrician's sequence are recalled i.e.
It can.
Said combination tool includes machete card 1, anti-torsion wire bar 2 and side of wire yoke plate clamp 3, and described 1 one end of machete card is can
The fork hook structure being installed on the apex angle bolt a1 of cross-arm side triangle yoke plate a, 1 other end of machete card are fitted with the anti-torsion
Screw rod 2 is lifted with the tripod component 4 that can be connected with bottle-holding rack on the machete card 1；The side of wire yoke plate clamp 3 includes leading
Line side yoke plate clamp ontology 3a, flip lid 3b, the first connecting plate 3c, the second connecting plate 3d and fixed pulley 3e, described one end flip lid 3b and
It is hinged in the middle part of the side of wire yoke plate clamp ontology 3a, the side of wire that can be sleeved on side of wire yoke plate b is equipped in the middle part of the flip lid 3b
The position that the flip lid through-hole 3b1 is corresponded on flip lid through-hole 3b1, the side of wire yoke plate clamp ontology 3a on bolt b1 is equipped with phase
The yoke plate clamp through-hole 3a1 of cooperation, the flip lid 3b other end are flexibly connected with the connecting pin of the first connecting plate 3c, and described
The end that clamps of the connecting pin of two connecting plate 3d and the side of wire yoke plate clamp ontology 3a are flexibly connected, the second connecting plate 3d and
The first connecting plate 3c parallel interval arrangement, the gear of the second connecting plate 3d hangs end and the gear of the first connecting plate 3c is hung
It is connected between end by the way that the gear extension bolt 3f hung on the side of wire yoke plate b can be kept off, the side of wire yoke plate clamp ontology 3a's
Connecting pin is connected by insulated pull rod 5 with the anti-torsion wire bar 2, and the fixed pulley 3e is mounted on the side of wire yoke plate clamp ontology
On 3a.
By machete card 1 using apex angle bolt a1 as fulcrum, at the same side of wire yoke plate clamp 3 using side of wire bolt b1 as fulcrum simultaneously
Bolt 3f is hung as stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card 1, anti-torsion wire bar 2, insulation using gear
On pull rod 5 and side of wire yoke plate clamp 3, and then the replacement of strain insulator-string may be implemented；Meanwhile by adding triangle on machete card 1
Frame component 4, and fixed pulley 3e is added on side of wire yoke plate clamp ontology 3a, fixed pulley 3e and tripod component can be passed through in this way
The vertical rotary of bottle-holding rack is realized in 4 mutual cooperation, so as to realize the vertical rotary of strain insulator-string, and then can be real simultaneously
The decline of existing old strain insulator-string and the rising of new strain insulator-string, and the disassembly of old strain insulator-string and the installation of new strain insulator-string are facilitated, it is time saving
It is laborsaving.
Above-mentioned tripod component 4 includes tripod 4a, the lifting screw rod 4b of triangular structure and lifts nut 4c, and described three
The bottom edge both ends of corner bracket 4a are extended outwardly respectively equipped with the connection plug 4a1 that can be inserted on the bottle-holding rack, and the connection is inserted
The outer end of head 4a1 is equipped with fixing screws 4a2, and the lower end of the lifting screw rod 4b is connected with the apex angle of the tripod 4a, described
The upper end for lifting screw rod 4b is equipped with external screw thread, and the upper end of the lifting screw rod 4b is run through the machete card 1 from bottom to up and passed through
The lifting nut 4c is fixed on the machete card 1.The lifting screw rod 4b is equipped with position limiting convex ring 4d.The limit convex added
Ring 4d can be such that tripod component 4 is securely mounted on machete card 1.It is corresponding between the lifting nut 4c and the machete card 1
The position of the lifting screw rod 4b is set with lock washer.The lock washer added can be effectively prevented lifting nut 4c and pine occurs
It is de-.The lifting nut 4c is wing nut.Wing nut is designed as by the way that nut 4c will be lifted so that it is convenient to tripod group
The installation and removal of part 4.The tripod component 4 is lifted on the middle part of the machete card 1.By the way that tripod component 4 is designed
At the middle part for being lifted on machete card 1, such stress is more balanced.
The thickness phase of spacing and the side of wire yoke plate b between above-mentioned second connecting plate 3d and the first connecting plate 3c
Cooperation.By the way that the line space design between the second connecting plate 3d and the first connecting plate 3c is matched at the thickness of side of wire yoke plate b
It closes, such more compact structure, and clamping for side of wire yoke plate clamp 3 more fastens.The flip lid through-hole 3b1 and the yoke plate clamp through-hole
Bolt sliding sleeve 3g is mounted in 3a1.By being mounted on bolt sliding sleeve 3g in flip lid through-hole 3b1 and yoke plate clamp through-hole 3a1,
The service life of this tool can be improved in this way.The fixed pulley 3e is mounted on the side of wire yoke plate clamp ontology 3a's by screw
Middle part.Fixed pulley 3e is installed by screw so that it is convenient to the installation of fixed pulley 3e and the maintenance in later period.
The present embodiment passes through machete card 1 using apex angle bolt a1 as fulcrum, while side of wire yoke plate clamp 3 is with side of wire bolt b1
Bolt 3f is hung as stress supporting point, so as to which the tension on old strain insulator-string is transferred to machete card 1, anti-torsion wire for fulcrum and using gear
On bar 2, insulated pull rod 5 and side of wire yoke plate clamp 3, and then the replacement of strain insulator-string may be implemented；By adding three on machete card 1
Corner bracket component 4, and fixed pulley 3e is added on side of wire yoke plate clamp ontology 3a, fixed pulley 3e and tripod group can be passed through in this way
The vertical rotary of bottle-holding rack is realized in the mutual cooperation of part 4, so as to realize the vertical rotary of strain insulator-string, and then can be simultaneously
It realizes the decline of old strain insulator-string and the rising of new strain insulator-string, and facilitates the disassembly of old strain insulator-string and the installation of new strain insulator-string, save
Shi Shengli.
Meanwhile the position limiting convex ring 4d added can be such that tripod component 4 is securely mounted on machete card 1；What is added is locking
Washer can be effectively prevented lifting nut 4c and get loose；Wing nut is designed as by the way that nut 4c will be lifted so that it is convenient to
The installation and removal of tripod component 4；By being designed to tripod component 4 to be lifted on the middle part of machete card 1, such stress is more
Balance.
Finally, the present embodiment by by the line space design between the second connecting plate 3d and the first connecting plate 3c at side of wire
The thickness of yoke plate b matches, such more compact structure, and clamping for side of wire yoke plate clamp 3 more fastens；By in flip lid through-hole
It is mounted on bolt sliding sleeve 3g in 3b1 and yoke plate clamp through-hole 3a1, the service life of this tool can be improved in this way；By screw come
Fixed pulley 3e is installed so that it is convenient to the installation of fixed pulley 3e and the maintenance in later period.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of combination tool of vertical rotary method replacement direct current grounding pole line tension string, including machete card (1), anti-torsion wire bar
(2) and side of wire yoke plate clamp (3), described machete card (1) one end are the apex angle bolt that can be installed on cross-arm side triangle yoke plate (a)
(a1) the fork hook structure on, machete card (1) other end are fitted with the anti-torsion wire bar (2), which is characterized in that the machete
The tripod component (4) that can be connected with bottle-holding rack is lifted on card (1)；
The side of wire yoke plate clamp (3) includes side of wire yoke plate clamp ontology (3a), flip lid (3b), the first connecting plate (3c), second
Hinged, institute in the middle part of connecting plate (3d) and fixed pulley (3e), described flip lid one end (3b) and the side of wire yoke plate clamp ontology (3a)
The flip lid through-hole (3b1) for being equipped with and being sleeved on the side of wire bolt (b1) of side of wire yoke plate (b) in the middle part of flip lid (3b) is stated, it is described
The position that flip lid through-hole (3b1) is corresponded on side of wire yoke plate clamp ontology (3a) is equipped with the yoke plate clamp through-hole (3a1) matched,
Flip lid (3b) other end is flexibly connected with the connecting pin of first connecting plate (3c), the company of second connecting plate (3d)
It connects end to be flexibly connected with the end that clamps of the side of wire yoke plate clamp ontology (3a), second connecting plate (3d) and described first connects
Fishplate bar (3c) parallel interval arrangement, the gear that the gear of second connecting plate (3d) hangs end and first connecting plate (3c) hang end it
Between be connected by that can keep off hanging over gear on the side of wire yoke plate (b) and hanging bolt (3f), the side of wire yoke plate clamp ontology (3a)
Connecting pin be connected with the anti-torsion wire bar (2) by insulated pull rod (5), the fixed pulley (3e) is mounted on the side of wire and joins
On board ontology (3a).
2. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 1, feature
It is, the tripod component (4) includes tripod (4a), lifting screw rod (4b) and lifting nut (4c) of triangular structure,
The bottom edge both ends of the tripod (4a) are extended outwardly respectively equipped with the connection plug (4a1) that can be inserted on the bottle-holding rack,
The outer end of the connection plug (4a1) is equipped with fixing screws (4a2), the lower end of lifting screw rod (4b) and the tripod
The apex angle of (4a) is connected, and the upper end of lifting screw rod (4b) is equipped with external screw thread, the upper end of lifting screw rod (4b) from down toward
It is upper to be fixed on the machete card (1) through the machete card (1) and by the lifting nut (4c).
3. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 2, feature
It is, the lifting screw rod (4b) is equipped with position limiting convex ring (4d).
4. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 2, feature
Be, corresponded between lifting nut (4c) and the machete card (1) position for lifting screw rod (4b) be set with it is locking
Washer.
5. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 2, feature
It is, the lifting nut (4c) is wing nut.
6. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 1, feature
It is, the tripod component (4) is lifted on the middle part of the machete card (1).
7. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 1, feature
It is, the thickness of the spacing between second connecting plate (3d) and first connecting plate (3c) and the side of wire yoke plate (b)
Degree matches.
8. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 1, feature
It is, is mounted on bolt sliding sleeve (3g) in the flip lid through-hole (3b1) and the yoke plate clamp through-hole (3a1).
9. the combination tool of vertical rotary method replacement direct current grounding pole line tension string according to claim 1, feature
It is, the fixed pulley (3e) is mounted on the middle part of the side of wire yoke plate clamp ontology (3a) by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190049.6U CN209434752U (en) | 2019-02-11 | 2019-02-11 | The combination tool of vertical rotary method replacement direct current grounding pole line tension string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190049.6U CN209434752U (en) | 2019-02-11 | 2019-02-11 | The combination tool of vertical rotary method replacement direct current grounding pole line tension string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209434752U true CN209434752U (en) | 2019-09-24 |
Family
ID=67977879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920190049.6U Withdrawn - After Issue CN209434752U (en) | 2019-02-11 | 2019-02-11 | The combination tool of vertical rotary method replacement direct current grounding pole line tension string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209434752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830913A (en) * | 2019-02-11 | 2019-05-31 | 国家电网有限公司 | The combination tool and method of vertical rotary method replacement direct current grounding pole line tension string |
-
2019
- 2019-02-11 CN CN201920190049.6U patent/CN209434752U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830913A (en) * | 2019-02-11 | 2019-05-31 | 国家电网有限公司 | The combination tool and method of vertical rotary method replacement direct current grounding pole line tension string |
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