CN201656336U - Straight line tower closing type hanging line board insulator string ground potential charged replacement device - Google Patents
Straight line tower closing type hanging line board insulator string ground potential charged replacement device Download PDFInfo
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- CN201656336U CN201656336U CN2010201389442U CN201020138944U CN201656336U CN 201656336 U CN201656336 U CN 201656336U CN 2010201389442 U CN2010201389442 U CN 2010201389442U CN 201020138944 U CN201020138944 U CN 201020138944U CN 201656336 U CN201656336 U CN 201656336U
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- insulator string
- screw mandrel
- deck
- connecting portion
- tangent tower
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Abstract
The utility model relates to a replacement device of an insulator string, in particular to a straight line tower closing type hanging line board insulator string ground potential charged replacement device, and provides a device capable of replacing insulator strings thereof in charge based on the replacement operation of a straight line tower closing type hanging line board insulator string, which uses a reverse V-type lead screw holder and a T-type link plate holder aiming to a closed type cross arm hanging line board, a lead screw operating piece is arranged on the upper portion of the lead screw holder, thereby being convenient for workers to replace and operate, achieving charged replacement operation for the straight line tower closing type hanging line board insulator string, and preventing a series of defects and problems comprising economy which are brought because of power cut replacement. The straight line tower closing type hanging line board insulator string ground potential charged replacement device overcomes the defects in the prior art, solves the problem in the prior art that the insulator string is support up and down, innovates and designs a novel tool, achieves the charged replacement operation to tower-shaped insulator strings, and leading operation to be simple and convenient.
Description
Technical field
The utility model relates to a kind of more changing device of insulator string, particularly a kind of tangent tower closed type insulator string on attachment plate earth potential live replacing device.
Background technology
The cross-arm of closed tangent tower is to adopt two blocks of angle steel to be welded into one back-to-back, and the suspension insulator upper end on the tangent tower hangs on the thread gripping-board of angle steel lower end welding, and the bottom then with by a kind of yoke plate is connected with lead (line conductor).Because two blocks of angle steel that weld together have back-to-back caused the activity operations space on the thread gripping-board of this tower to be closed, to promote lead exactly and change insulator string, dwindle the distance between lead and the cross-arm, the load transfer that insulator string is born is to the instrument of changing, but insulator string charged for replacement device of the prior art can't solve the support problem of upper space, another patented technology (application number: 2008100708700 by applicant's application, name is called: electric replacement device for suspended insulator chain) also can't realize this technical problem, because the hook of first in this technology can't be articulated to the angle steel that welds together back-to-back, if hang on the cross-arm of this tower, just need very big hook, though realize easily, but improved cost of manufacture, and wide groove also brings operational instability, this be in hot line job the hidden danger that should stop; On the other hand, the insulator string bottom of this turriform is connecting two leads by yoke plate, its active force disperses, and only adopts single suspension hook to ensure and operationally stablizes feasiblely, and therefore original charged for replacement device can't be applied in the insulator string charged for replacement operation of this tower.At present, the insulator string of this turriform replacing operation can only be based upon on the power failure basis and carry out.
The utility model content
But the purpose of this utility model is to provide a kind of hot line job and tangent tower closed type insulator string on attachment plate earth potential live replacing device simple to operate according to the deficiencies in the prior art part.
The utility model is realized by following approach:
The tangent tower closed type insulator string on attachment plate earth potential live replacing device, include two secondary insulated hanging poles, screw mandrel and screw mandrel operating parts, its structural feature is, also include screw mandrel deck and yoke plate deck, the screw mandrel deck is down " V " type, have a kind of handle hole respectively on the horizontal shoulder at the both ends, below of " V " type deck, mid portion has the draw-in groove of an opening from lower to upper, the width of this draw-in groove and the degree of depth respectively with tangent tower on cross-arm angle steel welding portion width and highly cooperate; The yoke plate deck includes horizontal card and perpendicular card, horizontal card both ends have a junction respectively, and the last connecting portion of perpendicular card is connected with horizontal fastening, and following connecting portion is a kind of " U " type member, have the concentric pin-and-hole on the bipod of " U " type member, wherein the pin-and-hole of the pin outside is equipped with spring detent; One end of two secondary insulated hanging poles is fixedlyed connected with two connecting portions on the horizontal card respectively, and the other end connects a screw mandrel, and screw mandrel runs through the handle hole of screw mandrel deck, and two screw mandrel operating parts are installed in respectively on two screw mandrels of top of screw mandrel deck.
During use, the opening draw-in groove of screw mandrel deck is fastened on " back " of angle steel welding portion, the screw mandrel deck just is installed on the angle steel of cross-arm in the mode of a kind of " riding " like this, the yoke plate deck of below is connected on the yoke plate by perpendicular cutting ferrule, and the spring detent of this moment will start and fixedly connected good yoke plate deck and yoke plate.During operation, tighten up screw mandrel, promote the yoke plate deck, thereby promote yoke plate, on the secondary insulated hanging pole of the load transfer to two of insulator string, carry out the replacing of insulator string by the screw mandrel operating parts.
The screw mandrel deck of " V " type of falling is striden frame on cross-arm, give whole more changing device a firm upper support, adopt the yoke plate of yoke plate deck connection between insulator string and lead, can directly active force be shortened in the minimum zone of insulator string, make operation more easy.On enclosed tangent tower, the screw mandrel operating parts is placed on screw mandrel deck top, to make things convenient for the operation of staff on the cross-arm.Like this, just realized the operation of tangent tower closed type insulator string on attachment plate earth potential live replacing, the instrument of being innovated makes simple, convenient, and having avoided has a power failure operates a series of problems of bringing.
Screw mandrel deck described in the utility model can further be specially:
The screw mandrel deck is a center line with the opening draw-in groove of centre, is divided into left and right sides portion, the dead slot that has an opening to make progress on the both sides, and both sides are hollow because of fluting.
Can alleviate the weight of screw mandrel deck self like this, each sidepiece all is a kind of structure of beam type, has guaranteed the whole firm of deck.For further alleviating the own wt of screw mandrel deck, all right:
On the sidepiece of the left and right sides of screw mandrel deck, open plurality of through holes.
Near on the left and right sides face at opening draw-in groove place the jackscrew member is installed all in dead slot, its axial line is vertical with the axial line of opening draw-in groove.
When installation screw mandrel deck is to angle steel, can be by the further firm annexation of screw mandrel deck on angle steel of this screw mandrel member.
All opened stopper slot on each handle hole of screw mandrel deck, stopper slot is an open slot, and there is a steel disc top, is installed in the stopper slot top by a kind of fastener, has covered the opening part of stopper slot.
On the stopper slot caging bolt can be installed, restriction is installed in the position of the screw mandrel in the handle hole, and being connected of fastening screw mandrel and screw mandrel deck.
Yoke plate deck described in the utility model can further be specially:
The connecting portion at horizontal card both ends is a kind of " U " type open slot, has opened the concentric spacing hole on the open slot, and the axial line of spacing hole is vertical with the horizontal axial line of horizontal card, and a kind of securing member connects horizontal card and insulated hanging pole by this spacing hole.
Like this, insulated hanging pole can clamp in this " U " type groove, and be connected on the horizontal card by securing member.
The last connecting portion of perpendicular card is a kind of " U " type structure, and its axial line is vertical with the axial line of " U " type that the falls structure of following connecting portion, and last connecting portion is socketed in horizontal card below, and is fastenedly connected by securing member.
The U type mirror image and the vertical configuration of connecting portion up and down can be connected the angular transition of yoke plate and charged for replacement device, realize the connection of charged for replacement device to yoke plate.
Have a plurality of spacing holes on the insulated hanging pole, be distributed on the shaft of suspension rod.
According to the insulated hanging pole spacing hole that different insulator string length adjustment is connected with yoke plate, realize more changing jobs to the different length insulator string.
Spring detent includes guide, pin, spring and operation ring, and spring is installed in the madial wall of guide, and it is connecting sells, and goes back the execution member of attended operation ring simultaneously.
During use, the pull operation ring just can be carried out member by it and drive spring, will sell and eject or regain, to finish perpendicular the card and being connected and disengaging of yoke plate.
In sum, replacing operation based on a kind of tangent tower closed type insulator string on attachment plate, but the utility model provides a kind of device of its insulator string of charged for replacement, at first can realize charged for replacement operation, avoid a series of drawback and problems that comprise economically of bringing because of the replacing that has a power failure tangent tower closed type insulator string on attachment plate; Secondly at enclosed cross-arm thread gripping-board, adopt " V " type screw mandrel deck, the screw mandrel operating parts is placed on the deck top, make things convenient for the staff to change operation.The utility model has overcome the deficiencies in the prior art part, has solved lower support problem on the insulator string of the prior art, innovative design new instrument, realized the operation of the charged for replacement of above-mentioned turriform insulator string, and made simple to operation.
Description of drawings
Figure 1 shows that the structural representation of the described tangent tower closed type insulator string on attachment plate earth potential live replacing device of embodiment;
Figure 2 shows that the structural representation of screw mandrel deck in the described charged for replacement device of embodiment; Dotted portion is internal structure, because this part is the composition of deck, therefore dots, and the jackscrew structure division adopts the partial sectional view mode to represent;
Figure 3 shows that the vertical view of screw mandrel deck among Fig. 2, can further understand the structure of screw mandrel deck;
Figure 4 shows that the structural representation of the horizontal card of yoke plate deck in the device of charged for replacement described in the embodiment;
Figure 5 shows that the vertical view of Fig. 4, be partial sectional view;
Figure 6 shows that the structural representation of the perpendicular card of yoke plate deck in the device of charged for replacement described in the embodiment;
Figure 7 shows that the left view of Fig. 6.
Below in conjunction with embodiment the utility model is described further.
Specific embodiment
Most preferred embodiment:
With reference to accompanying drawing 1, the tangent tower closed type insulator string on attachment plate earth potential live replacing device includes two secondary insulated hanging poles 1, screw mandrel 2 and screw mandrel operating parts 3, screw mandrel deck 4 and yoke plate deck 5.
With reference to accompanying drawing 2 and accompanying drawing 3, the screw mandrel deck is down " V " type, has a kind of handle hole 41 respectively on the horizontal shoulder at the both ends, below of " V " type deck; All opened stopper slot 43 on each handle hole 41, stopper slot is an open slot, there is a steel disc (be referring to label in the accompanying drawing 1 44 part) top, is installed in stopper slot 43 tops by a kind of fastener 45 (can be securing members such as bolt), has covered the opening part of stopper slot 43.The mid portion of screw mandrel deck has the draw-in groove 42 of an opening from lower to upper, the width of this draw-in groove 42 and the degree of depth respectively with tangent tower on cross-arm angle steel welding portion 8 width and highly cooperate; The screw mandrel deck is a center line with the opening draw-in groove 42 of centre, be divided into left and right sides portion, the dead slot 47 that has an opening to make progress on the both sides, both sides are hollow because of fluting, simultaneously, all opened a through hole 48 on four sides, front and back of left and right sides sidepiece, can alleviate the weight of screw mandrel deck self like this, each sidepiece all is a kind of structure of beam type; Near on the left and right sides face at opening draw-in groove 42 places jackscrew member 46 is installed all in dead slot, its axial line is vertical with the axial line of opening draw-in groove.
With reference to accompanying drawing 4 and accompanying drawing 5, the yoke plate deck includes horizontal card and perpendicular card, Fig. 4 and Figure 5 shows that horizontal card, horizontal card both ends have a junction 51 respectively, this connecting portion is a kind of " U " type open slot, opened concentric spacing hole 52 on the open slot, the axial line of spacing hole 52 is vertical with the horizontal axial line of horizontal card.Have two pin-and-holes 56 on the horizontal card.
With reference to accompanying drawing 6 and accompanying drawing 7, it shown in the figure the perpendicular card of yoke plate deck, perpendicular card includes connecting portion 53 and following connecting portion 54, the last connecting portion 53 of perpendicular card is a kind of spring key seat, for a kind of " U " type structure, have pin-and-hole 55 on the key seat, last connecting portion 53 is socketed in horizontal card bottom, connect pin-and-hole 56 on this pin-and-hole 55 and the horizontal card by a kind of spring detent, to finish fixedlying connected of perpendicular card and horizontal card.
The following connecting portion 54 that erects card is a kind of " U " type member, and its axial line is vertical with the axial line of " U " type structure of last connecting portion, has the concentric pin-and-hole on the bipod of " U " type member, and wherein the pin-and-hole of the pin outside is equipped with spring detent 6; Spring detent 6 includes guide 61, pin 62, spring 63 and operation ring 64, and spring 63 is installed in the madial wall of guide 61, and it is connecting sells 62, goes back the execution member of attended operation ring 64 simultaneously.The guide 61 of spring detent is fixedly connected on down by a kind of screw 57 on the lateral surface of a pin of connecting portion 54.
Referring again to accompanying drawing 1, and 2-7 in conjunction with the accompanying drawings, to the tangent tower closed type insulator string on attachment plate earth potential live replacing device property summarized described in the utility model explanation:
During use, the angle steel that screw mandrel deck 4 is placed on cross-arm is back-to-back on the welding portion 8, by operation jackscrew member screw mandrel deck 4 firmly is fixed on the cross-arm angle steel, one end of every secondary insulated hanging pole 1 adopts bolt 9 to fixedly connected with the connecting portion that two " U " types on the horizontal card of yoke plate deck 5 are constructed, the other end of insulated hanging pole 1 connects a screw mandrel 2, screw mandrel 2 runs through the handle hole of screw mandrel deck 4, and be installed in the spacing hole on the handle hole by a kind of stopping means 10, limiting the position of screw mandrel 2, two screw mandrel operating parts 3 are installed in respectively on two screw mandrels 2 of top of screw mandrel deck 4.
Connecting portion is fastened in (yoke plate is for connecting the member of insulator string and line conductor) on the yoke plate 7 under the perpendicular card of yoke plate deck 5, the operating spring bayonet lock 6 then: by the operation to the operation ring, pin in the guide is ejected by acting force of the spring, and be inserted in the following connecting portion and yoke plate 7 of perpendicular card, finish being connected of yoke plate deck 5 and yoke plate 7.
During operation,, tighten up screw mandrel 2, promote yoke plate deck 5, thereby promote yoke plate 7, on the secondary insulated hanging pole 1 of the load transfer to two of insulator string, carry out the replacing of insulator string by to operation as the wire grip of screw mandrel operating parts 3.
It is same as the prior art that the utility model is not stated part.
Claims (9)
1. tangent tower closed type insulator string on attachment plate earth potential live replacing device, include two secondary insulated hanging poles (1), screw mandrel (2) and screw mandrel operating parts (3), it is characterized in that, also include screw mandrel deck (4) and yoke plate deck (5), screw mandrel deck (4) is down " V " type, has a kind of handle hole (41) respectively on the horizontal shoulder at the both ends, below of " V " type deck, mid portion has the draw-in groove (42) of an opening from lower to upper, the width of this draw-in groove and the degree of depth respectively with tangent tower on cross-arm angle steel welding portion width and highly cooperate; Yoke plate deck (5) includes horizontal card and perpendicular card, horizontal card both ends have a junction (51) respectively, perpendicular card includes connecting portion (53) and following connecting portion (54), last connecting portion (53) is connected with horizontal fastening, following connecting portion (54) is a kind of " U " type member, have the concentric pin-and-hole on the bipod of " U " type member, wherein the pin-and-hole of the pin outside is equipped with spring detent (6); One end of two secondary insulated hanging poles (1) is fixedlyed connected with two connecting portions (51) on the horizontal card respectively, the other end connects a screw mandrel (2), screw mandrel (2) runs through the handle hole (41) of screw mandrel deck (4), and two screw mandrel operating parts (3) are installed in respectively on two screw mandrels (2) of top of screw mandrel deck (4).
2. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1, it is characterized in that, screw mandrel deck (4) is a center line with the opening draw-in groove of centre, be divided into left and right sides portion, the dead slot (47) that has an opening to make progress on the both sides, both sides are hollow because of fluting.
3. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1 is characterized in that, opens plurality of through holes (48) on the left and right sides sidepiece of screw mandrel deck (4).
4. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 2, it is characterized in that, on the left and right sides face of in dead slot (47), locating jackscrew member (46) is installed all near opening draw-in groove (42), its axial line is vertical with the axial line of opening draw-in groove (42), is positioned at the middle part of draw-in groove (42).
5. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1, it is characterized in that, all opened stopper slot (43) on each handle hole (41) of screw mandrel deck (4), stopper slot (43) is an open slot, there is a steel disc (44) top, be installed in stopper slot (43) top by a kind of fastener (45), covered the opening part of stopper slot (43).
6. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1, it is characterized in that, the connecting portion (51) at horizontal card both ends is a kind of " U " type open slot, opened concentric spacing hole (52) on the open slot (51), the axial line of spacing hole (52) is vertical with the horizontal axial line of horizontal card, and a kind of securing member connects horizontal card and insulated hanging pole (1) by this spacing hole (52).
7. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1, it is characterized in that, the last connecting portion (53) of perpendicular card is a kind of " U " type structure, its axial line is vertical with the axial line of " U " type that the falls structure of following connecting portion (54), last connecting portion (53) is socketed in horizontal card below, and is fastenedly connected by securing member.
8. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1 is characterized in that, insulated hanging pole has a plurality of spacing holes on (1), is distributed on the shaft of suspension rod.
9. tangent tower closed type insulator string on attachment plate earth potential live replacing device according to claim 1, it is characterized in that, spring detent (6) includes guide (61), pin (62), spring (63) and operation ring (64), spring (63) is installed in the madial wall of guide (61), it is connecting pin (62), goes back the execution member of attended operation ring (64) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201389442U CN201656336U (en) | 2010-03-23 | 2010-03-23 | Straight line tower closing type hanging line board insulator string ground potential charged replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201389442U CN201656336U (en) | 2010-03-23 | 2010-03-23 | Straight line tower closing type hanging line board insulator string ground potential charged replacement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201656336U true CN201656336U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201389442U Expired - Lifetime CN201656336U (en) | 2010-03-23 | 2010-03-23 | Straight line tower closing type hanging line board insulator string ground potential charged replacement device |
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| CN (1) | CN201656336U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916972A (en) * | 2010-03-23 | 2010-12-15 | 福建省电力有限公司厦门电业局 | Earth potential live replacing device for tangent tower closed type insulator string on attachment plate |
| CN102420404A (en) * | 2011-12-20 | 2012-04-18 | 山东电力集团公司滨州供电公司 | Special operation tool for electrically replacing insulator |
| CN103928867A (en) * | 2014-04-24 | 2014-07-16 | 国家电网公司 | Double-hoisting-point pole head clamp for replacing straight-line insulator of 220 kV line steel pipe pole in electrified mode |
| CN105186380B (en) * | 2015-10-28 | 2017-06-06 | 国网黑龙江省电力有限公司绥化供电公司 | For the fixture of overhead transmission line replacing insulator under electrified |
-
2010
- 2010-03-23 CN CN2010201389442U patent/CN201656336U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916972A (en) * | 2010-03-23 | 2010-12-15 | 福建省电力有限公司厦门电业局 | Earth potential live replacing device for tangent tower closed type insulator string on attachment plate |
| CN101916972B (en) * | 2010-03-23 | 2012-11-21 | 福建省电力有限公司厦门电业局 | Earth potential live replacing device for tangent tower closed type insulator string on attachment plate |
| CN102420404A (en) * | 2011-12-20 | 2012-04-18 | 山东电力集团公司滨州供电公司 | Special operation tool for electrically replacing insulator |
| CN102420404B (en) * | 2011-12-20 | 2014-03-05 | 山东电力集团公司滨州供电公司 | Special operation tool for electrically replacing insulator |
| CN103928867A (en) * | 2014-04-24 | 2014-07-16 | 国家电网公司 | Double-hoisting-point pole head clamp for replacing straight-line insulator of 220 kV line steel pipe pole in electrified mode |
| CN105186380B (en) * | 2015-10-28 | 2017-06-06 | 国网黑龙江省电力有限公司绥化供电公司 | For the fixture of overhead transmission line replacing insulator under electrified |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101124 Effective date of abandoning: 20130227 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20101124 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |