CN203895908U - Balance cross-arm - Google Patents
Balance cross-arm Download PDFInfo
- Publication number
- CN203895908U CN203895908U CN201420175546.6U CN201420175546U CN203895908U CN 203895908 U CN203895908 U CN 203895908U CN 201420175546 U CN201420175546 U CN 201420175546U CN 203895908 U CN203895908 U CN 203895908U
- Authority
- CN
- China
- Prior art keywords
- cross
- arm
- arm body
- screw rod
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052573 porcelain Inorganic materials 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract 3
- 101100460844 Mus musculus Nr2f6 gene Proteins 0.000 description 5
- 230000009194 climbing Effects 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Abstract
The utility model relates to a balance cross-arm belonging to the power supply line device field; the balance cross-arm comprises a cross-arm body; two sides of the cross-arm body are provided with symmetrical pull rods; the pull rod comprises a first mounting plate, a first screw rod, an adjusting ring, a second screw rod, and a second mounting plate connected in sequence; the first mounting plate is fixed on the cross-arm body; the second mounting plate is arranged on a rod body through a hoop; the first screw rod is screwed with one end of the adjusting ring; the second screw rod is screwed with the other end of the adjusting ring; a middle portion of the cross-arm body is fixed on the rod body through a U-shaped hoop; a pad metal is arranged between the cross-arm body and the rod body; one end of the pad metal is fixed on a fixing hole of the cross-arm body, and the other end of the pad metal is fixed on an arc hole of the cross-arm body. The cross-arm can be balanced without hoisting the cross-arm; the balance cross-arm is simple in adjusting, can greatly reduce labor intensity of the work personnel, is convenient for work personnel to climb in air, and convenient in maintenance.
Description
Technical field
The utility model relates to a kind of balance cross arm, belongs to supply line's device field.
Background technology
Current line facility interruption maintenance, construct more, traditional cross-arm is by the fixing online club body of U-shaped anchor ear, and fix by pull bar, this cross-arm is after fixing, again adjust comparatively loaded down with trivial detailsly, in the time need to adjusting because shaft is crooked or find that cross-arm is uneven etc. during maintenance, bolt need to being pulled down slings cross-arm reinstalls, troublesome poeration, increases work high above the ground work burden.
In addition, high-altitude hanging wire or while carrying out replacing insulator, staff need to climb to cross arm end, because existing cross-arm does not have relevant design hand steered or that pin is stepped on, very inconvenient when staff overhauls.
Utility model content
According to above the deficiencies in the prior art, the purpose of this utility model is: a kind of balance cross arm is provided, in the situation that does not need to sling, cross-arm is carried out to balancing, regulate simple, greatly reduce intensity of workers, be convenient to the climbing of staff high-altitude, maintenance is convenient.
Balance cross arm described in the utility model, comprise cross-arm body, cross-arm body both sides are provided with symmetrical pull bar, pull bar is comprised of the first mounting panel connecting successively, the first screw rod, adjustable ring, the second screw rod, the second mounting panel, the first mounting panel is fixed on cross-arm body, the second mounting panel is fixed on shaft by anchor ear, and the first screw rod is connected with adjustable ring threaded one end, and the second screw rod is threaded with the adjustable ring other end; Cross-arm body middle part is fixed on shaft by U-shaped anchor ear, between cross-arm body and shaft, is provided with parallels, and parallels one end is fixed on the fixing hole place of cross-arm body, and the other end is fixed on cross-arm body arcuate socket place.
The first screw rod and the second screw rod are threaded with adjustable ring respectively, by rotating adjustable ring, can make the entire length of pull bar increase or shorten, thereby regulate the degree of balance of cross-arm body, when carrying out balancing, without unstick anchor ear with it, without cross-arm is sling, unclamp U-shaped anchor ear and parallels arcuate socket place bolt, after adjustment completes, locking again.Parallels arcuate socket can adapt to the angle adjustment in certain limit.
Described the first mounting panel and the first screw rod are welded and fixed, and the second mounting panel and the second screw rod are welded and fixed, and the second mounting panel is bolted on anchor ear.
Described anchor ear is positioned at cross-arm body below, and cross-arm body two ends are provided with porcelain vase.
Described anchor ear is positioned at cross-arm body top, and cross-arm body two ends are provided with link plate, by link plate, mount insulator.
Described cross-arm body along its length interval is furnished with handrail and pedal, handrail is distributed in cross-arm body upper surface, and pedal is symmetrically distributed in cross-arm body both sides, and operating personnel climb maintenance hand, can be by stepping down on pedal and advance with grasped handrail, climbing is convenient.
Described cross-arm body is comprised of girder and cant board, and its cross section is square, and cant board is welded on upper and lower girder both sides.
During use, cross-arm body is arranged on shaft by U-shaped anchor ear, by anchor ear, pull bar is fixed on shaft, when needs adjustment, by rotating respectively the adjustable ring of two lateral bracing struts, adjust its length, make cross-arm body balance, after having adjusted, by the bolted at U-shaped anchor ear and parallels place.
Compared with prior art, the beneficial effect the utlity model has is:
In the situation that this balance cross arm does not need to sling, cross-arm is carried out to balancing, regulate simply, greatly reduce intensity of workers, be convenient to the climbing of staff high-altitude, maintenance is convenient.
Accompanying drawing explanation
Fig. 1 is the utility model front view;
Fig. 2 is the utility model vertical view;
Fig. 3 is cross-arm body cross-section schematic diagram.
In figure: 1, shaft; 2, anchor ear; 3, pull bar; 4, cross-arm body; 5, porcelain vase; 6, pedal; 7, handrail; 8, fixing hole; 9, arcuate socket; 10, U-shaped anchor ear; 11, parallels; 301, the first mounting panel; 302, the first screw rod; 303, adjustable ring; 304, the second screw rod; 305, the second mounting panel; 401, girder; 402, cant board.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in Fig. 1～2, this balance cross arm, comprise cross-arm body 4, cross-arm body 4 both sides are provided with symmetrical pull bar 3, pull bar 3 is by the first mounting panel 301 connecting successively, the first screw rod 302, adjustable ring 303, the second screw rod 304, the second mounting panel 305 forms, the first mounting panel 301 and the first screw rod 302 are welded and fixed, the second mounting panel 305 and the second screw rod 304 are welded and fixed, the second mounting panel 305 is bolted on anchor ear 2, the first mounting panel 301 is bolted on cross-arm body 4, the second mounting panel 302 is fixed on shaft 1 by anchor ear 2, the first screw rod 302 is connected with adjustable ring 303 threaded one ends, the second screw rod 304 is threaded with adjustable ring 303 other ends, the first screw rod 302 is contrary with the second screw rod 304 rotation directions, when rotating adjustable ring 303, both inwardly or outwards advance simultaneously.Wherein, anchor ear 2 can be arranged to cross-arm body 4 belows, porcelain vase 5 is installed at cross-arm body 4 two ends, is suitable for low-voltage power supply system; Anchor ear 2 is arranged to cross-arm body 4 tops, and cross-arm body 4 two ends are provided with link plate, hang insulator string on link plate, are suitable for high voltage supply system.
Cross-arm body 4 along its length interval is furnished with handrail 7 and pedal 6, and handrail 7 is distributed in cross-arm body 4 upper surfaces, and pedal 6 is symmetrically distributed in cross-arm body 4 both sides, while facilitating workman personnel to keep in repair, climbs.
As shown in Figure 3, cross-arm body 4 is comprised of girder 401 and cant board 402, and its cross section is square, and cant board 402 is welded on upper and lower girder 401 both sides.
During use, cross-arm body 4 is arranged on shaft by U-shaped anchor ear 10, by anchor ear 2, pull bar 3 is fixed on shaft 1, when needs adjustment, by rotating respectively the adjustable ring 303 of two lateral bracing struts 3, adjust its length, make cross-arm body 4 balances, after having adjusted, by the bolted at U-shaped anchor ear 10 and parallels 11 places.
Claims (6)
1. a balance cross arm, comprise cross-arm body (4), cross-arm body (4) both sides are provided with symmetrical pull bar (3), it is characterized in that: pull bar (3) is by the first mounting panel (301) connecting successively, the first screw rod (302), adjustable ring (303), the second screw rod (304), the second mounting panel (305) forms, the first mounting panel (301) is fixed on cross-arm body (4), the second mounting panel (302) is fixed on shaft (1) by anchor ear (2), the first screw rod (302) is connected with adjustable ring (303) threaded one end, the second screw rod (304) is threaded with adjustable ring (303) other end, cross-arm body (4) middle part is fixed on shaft (1) by U-shaped anchor ear (10), between cross-arm body (4) and shaft (1), be provided with parallels (11), parallels (11) one end is fixed on the fixing hole (8) of cross-arm body (4) and locates, and the other end is fixed on cross-arm body (4) arcuate socket (9) and locates.
2. balance cross arm according to claim 1, it is characterized in that: described the first mounting panel (301) is welded and fixed with the first screw rod (302), the second mounting panel (305) is welded and fixed with the second screw rod (304), and the second mounting panel (305) is bolted on anchor ear (2).
3. balance cross arm according to claim 2, is characterized in that: described anchor ear (2) is positioned at cross-arm body (4) below, and cross-arm body (4) two ends are provided with porcelain vase (5).
4. balance cross arm according to claim 2, is characterized in that: described anchor ear (2) is positioned at cross-arm body (4) top, and cross-arm body (4) two ends are provided with link plate.
5. balance cross arm according to claim 1, it is characterized in that: described cross-arm body (4) along its length interval is furnished with handrail (7) and pedal (6), handrail (7) is distributed in cross-arm body (4) upper surface, and pedal (6) is symmetrically distributed in cross-arm body (4) both sides.
6. according to the arbitrary described balance cross arm of claim 1～5, it is characterized in that: described cross-arm body (4) is comprised of girder (401) and cant board (402), and its cross section is square, cant board (402) is welded on upper and lower girder (401) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175546.6U CN203895908U (en) | 2014-04-10 | 2014-04-10 | Balance cross-arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175546.6U CN203895908U (en) | 2014-04-10 | 2014-04-10 | Balance cross-arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895908U true CN203895908U (en) | 2014-10-22 |
Family
ID=51722264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420175546.6U Expired - Fee Related CN203895908U (en) | 2014-04-10 | 2014-04-10 | Balance cross-arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203895908U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863409A (en) * | 2015-06-17 | 2015-08-26 | 国家电网公司 | Steel pipe pole climbable cross arm |
| CN105391015A (en) * | 2015-11-27 | 2016-03-09 | 国网北京市电力公司 | Insulator fixing device |
| CN105811306A (en) * | 2016-04-27 | 2016-07-27 | 国网山东省电力公司济南市长清区供电公司 | Insulation crossarm for live line work |
| CN105822131A (en) * | 2016-04-13 | 2016-08-03 | 成都格瑞思文化传播有限公司 | Transmission cross arm |
| CN108321745A (en) * | 2018-01-30 | 2018-07-24 | 浙江金塔电力线路器材有限公司 | A kind of insulator bracket for being easily installed and dismantling |
-
2014
- 2014-04-10 CN CN201420175546.6U patent/CN203895908U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863409A (en) * | 2015-06-17 | 2015-08-26 | 国家电网公司 | Steel pipe pole climbable cross arm |
| CN105391015A (en) * | 2015-11-27 | 2016-03-09 | 国网北京市电力公司 | Insulator fixing device |
| CN105822131A (en) * | 2016-04-13 | 2016-08-03 | 成都格瑞思文化传播有限公司 | Transmission cross arm |
| CN105811306A (en) * | 2016-04-27 | 2016-07-27 | 国网山东省电力公司济南市长清区供电公司 | Insulation crossarm for live line work |
| CN105811306B (en) * | 2016-04-27 | 2018-06-29 | 国网山东省电力公司济南市长清区供电公司 | A kind of live-wire work insulating cross arm |
| CN108321745A (en) * | 2018-01-30 | 2018-07-24 | 浙江金塔电力线路器材有限公司 | A kind of insulator bracket for being easily installed and dismantling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 |