CN203867274U - Installing equipment for double cross arms - Google Patents
Installing equipment for double cross arms Download PDFInfo
- Publication number
- CN203867274U CN203867274U CN201420278885.7U CN201420278885U CN203867274U CN 203867274 U CN203867274 U CN 203867274U CN 201420278885 U CN201420278885 U CN 201420278885U CN 203867274 U CN203867274 U CN 203867274U
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- Prior art keywords
- cross
- arm
- rope
- hole
- electric pole
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Abstract
The utility model discloses installing equipment for double cross arms. The installing equipment comprises a cross arm lifting device, a cross arm locating device and a cross arm fixing device. The cross arm lifting device comprises a bundling rope and a pulley block connected with the bundling rope. The cross arm locating device comprises a cross arm locking hook connected to the bundling rope. An operation platform is formed on an electric pole by utilizing the bundling rope, ground staff lift the cross arms to the installation positions by utilizing pulleys, and operators on the pole place the cross arms into the locking hook; after the cross arms are fixed through the locking hook, the operators can finish installing the double cross arms only by installing cotter pins. The installing equipment has the advantages that manpower is saved, installing is flexible and easy to carry out, and the cross arms are fixed reliably.
Description
Technical field
The utility model relates to a kind of cross-arm erection equipment, is specifically related to a kind of two cross-arm erection equipment.
Background technology
Cross-arm is horizontally installed in the head of the mast conventionally, which is provided with isolator, is used for supporting trolley wire.Cross-arm is used for installing insulating and gold utensil, with support conductors, lightning conducter, and makes it the safe distance that keeps in accordance with regulations certain.Along with economic development, growth in the living standard, people also grow with each passing day to the demand of electric power, and therefore power grid construction seems very necessary.
Cross-arm is installed as an important content in power grid construction, and its installation quality and efficiency will affect whole power grid construction progress.The mounting method of typical two cross-arms is as follows: two installation personnels need to be pinioned cross-arm with rope on ground, then climb up electric pole, mention rope, cross-arm is sling, then cooperated iron cross arm is installed, in installation process, need to have in arms cross-arm, people's both hands can not free out, lavish labor on, especially, when very inconvenience of the larger heavier time operation of cross-arm, increase the danger of work high above the ground; On set-up time, two people on electric pole install together and also want about 30 minutes, and a people installs and substantially can not complete.
Therefore, need two cross-arm erection equipments of a kind of simple installation, safety, saving manpower.
Utility model content
The purpose of this utility model is to provide a kind of two cross-arm erection equipment, to overcome prior art above shortcomings.
The purpose of this utility model is achieved through the following technical solutions:
A kind of two cross-arm erection equipment, comprises
Cross-arm boom hoisting, described cross-arm boom hoisting comprises the assembly pulley for cross-arm being lifted to specified altitude assignment, described assembly pulley forms by pulley with through the lifting rope of described pulley, and one end system of described lifting rope is located at cross-arm centre position, the vertical ground of the other end of described lifting rope;
With cross-arm fastening devices, described cross-arm fastening devices is made up of connector, and described connector is clamped in two cross-arms on electric pole through the through hole on two cross-arms;
Also comprise cross-arm positioner, described cross-arm positioner comprises
Around the bundle rope higher than the designated mounting At The Height of cross-arm on described electric pole;
Be located in connecting ring and rope device on described bundle rope, described connecting ring is connected with described assembly pulley top, is provided with the wire rope through it in described rope device;
Be connected to the cross-arm locking hook at described wire rope two ends.
Further, the upper rotating locker that is connected with of described cross-arm locking hook, described locker is made up of outward extending two ends, and the alleged angle of bearing of trend at described locker two ends is obtuse angle, and what described locker two ends were all positioned at described cross-arm locking hook has hook one side.
Further, described cross-arm locking hook top is provided with through hole one, and described rope ends is to be respectively located at the through hole one of described cross-arm locking hook.
Further, described bundle rope is around at least two circles on electric pole, and the plane that described bundle rope surrounds is parallel with local level.
Further, described rope device is two, and described rope device is symmetrically distributed in electric pole both sides, and described rope device is provided with the rope of perforation through hole, and described steel wire penetrating rope is through hole.
Preferably, between described pair of cross-arm and described electric pole, be respectively equipped with cross-arm locking end liner, in the middle of described cross-arm locking end liner, there is the depression sticking part adapting with electric pole profile, the parallel formation fixed part that stretches out in described cross-arm locking end liner two ends, described fixed part is equipped with through hole two, described through hole two with the perpendicular plane of described through hole two on be projected as in the middle of the semicircular in shape of two ends rectangularly, the length direction of described through hole two is consistent with the bearing of trend that described cross-arm is locked end liner.
Further, described cross-arm side is provided with through hole three, described through hole three with the perpendicular plane of described through hole three on be projected as in the middle of the semicircular in shape of two ends rectangularly, and the length direction of described through hole three is consistent with described cross-arm axial direction.
Preferably, described bundle rope is the nylon rope of diameter 12mm, and described lifting rope is the nylon rope of diameter 18mm, the diameter 2mm of described wire rope.
The beneficial effects of the utility model are: the work of slinging of installation process cross-arm is completed by ground staff, save manpower; Adopt bundle rope to build job platform, because the length of bundle rope and rope can be made according to actual needs, not limited by pole diameter, flexible for installation; The location that cross-arm locking hook and locker complete cross-arm jointly, makes to install simple; Between electric pole and cross-arm, set up cross-arm locking end liner, make cross-arm and electric pole have larger contact area, cross-arm is fixing reliable.
Brief description of the drawings
Fig. 1 is described in the utility model pair of cross-arm installment state cross-arm side schematic view;
Fig. 2 is described in the utility model pair of cross-arm installment state cross-arm end view;
Fig. 3 is described in the utility model pair of cross-arm installment state top view;
Fig. 4 is described in the utility model pair of cross-arm installment state schematic perspective view;
Fig. 5 is assembly pulley perspective view one described in the utility model;
Fig. 6 is assembly pulley perspective view two described in the utility model;
Fig. 7 is locker fundamental diagram described in the utility model;
Fig. 8 is cross-arm locking hook structure schematic diagram described in the utility model.
In figure: 1, bundle rope; 2, rope device; 3, connecting ring; 4, assembly pulley; 5, cross-arm locking hook; 6, lifting rope; 7, wire rope; 8, locker.
Detailed description of the invention
As shown in Fig. 1-8, described in the utility model pair of cross-arm erector comprises cross-arm boom hoisting, cross-arm positioner and cross-arm fastening devices.
Described cross-arm boom hoisting comprises the assembly pulley for cross-arm being lifted to specified altitude assignment, described assembly pulley 4 forms by pulley with through the lifting rope 6 of described pulley, one end system of described lifting rope 6 is located at cross-arm centre position, ensure the balance of lifting process cross-arm, the vertical ground of the other end of described lifting rope 6; Described bundle rope 1 is around at least two circles on electric pole, and the plane that described bundle rope 1 surrounds is parallel with local level; Described bundle rope 1 is the nylon rope of diameter 12mm, and described lifting rope 6 is the nylon rope of diameter 18mm
Described cross-arm positioner comprises around the bundle rope 1 higher than the designated mounting At The Height of cross-arm on electric pole, also comprise the connecting ring 3 and the rope device 2 that are located on described bundle rope 1, described connecting ring 3 is connected with described assembly pulley 4 tops, in described rope device 2, be provided with the wire rope 7 through it, described wire rope 7 two ends are connected with respectively cross-arm locking hook 5.Described rope device 2 is two, and described rope device 2 is symmetrically distributed in electric pole both sides, and described rope device 2 is provided with the rope of perforation through hole, described wire rope 7 through described rope through hole.The rotating locker 8 that is connected with on described cross-arm locking hook 5, described locker 8 is made up of outward extending two ends, and the alleged angle of bearing of trend at described locker 8 two ends is obtuse angle, described locker 8 two ends are all positioned at the side of hook that has of described cross-arm locking hook 5.Described cross-arm locking hook 5 tops are provided with through hole one, and described wire rope 7 two ends are respectively the through hole one of being located at described cross-arm locking hook 5, and described wire rope 7 is the wire rope 7 of diameter 2mm.
Described cross-arm fastening devices is made up of connector, and described connector is clamped in two cross-arms on electric pole through the through hole on two cross-arms, between described pair of cross-arm and described electric pole, be respectively equipped with cross-arm locking end liner, in the middle of described cross-arm locking end liner, there is the depression sticking part adapting with electric pole profile, this depression sticking part matches with electric pole, increase installation contact area, ensure the stability that cross-arm is installed, the parallel formation fixed part that stretches out in described cross-arm locking end liner two ends, described fixed part is equipped with through hole two, described through hole two with the perpendicular plane of described through hole two on be projected as in the middle of the semicircular in shape of two ends rectangular, the length direction of described through hole two is consistent with the bearing of trend of described cross-arm locking end liner, elongated orifices design makes location simpler.Described cross-arm side is provided with through hole three, described through hole three with the perpendicular plane of described through hole three on be projected as in the middle of the semicircular in shape of two ends rectangular, and the length direction of described through hole three is consistent with described cross-arm axial direction, the elongated orifices design of described through hole three has ensured normally carrying out of positioning process equally, has reduced the difficulty of location, high-altitude.
When concrete use:
Lifting cross-arm, concrete operations are as follows: according to cross-arm setting height(from bottom) and wire rope 7 length computation places bundle ropes 1 around the height on electric pole, to tie rope 1 through two rope devices 2 and link, then an installation personnel is climbed to the setting height(from bottom) of tying rope 1 on electric pole, to tie rope 1 binds, bundle rope 1 plane surrounding with local level to paralleling, guarantee lifting process is steadily carried out the location with cross-arm, fixing operation is carried out smoothly, lifting rope 6 is passed to assembly pulley 4, lifting rope 6 vertical ground, two ends, first ground staff ties up to lifting rope 6 one end the centre position of first cross-arm, then pull lifting rope 6 other ends that cross-arm is sling, cross-arm is put into cross-arm locking hook 5 by operating personnel on electric pole, finally sling second cross-arm put into other cross-arm locking hook 5, its method is with first cross-arm.
Location cross-arm, concrete operations are as follows: locker 8 and cross-arm locking hook 5 chain connections, in the time that cross-arm bottom props up locker 8 top, locker 8 is opened, cross-arm drops to locker 8 bottoms in the effect of gravity, make locker 8 to cross-arm direction rotation, locker 8 tops compress cross-arm, prevent cross-arm vibration; Cross-arm can be made adjustment in horizontal plane, to meet the installation requirement in horizontal plane, the location of so just having realized cross-arm.
Fixing cross-arm, concrete operations are as follows: two cross-arm locking end liners are placed in respectively between cross-arm and electric pole, make two through holes on cross-arm corresponding with the through hole on cross-arm end liner, because through hole and through hole are strip, therefore two through holes do not need accurate location just can realize installation, first piece of mounting screw locked to end liners and second cross-arm through first cross-arm, two cross-arms successively, and lock first piece of mounting screw, second piece of mounting screw is installed, and its mounting method is with first piece of mounting screw.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (8)
1. two cross-arm erection equipments, comprise
Cross-arm boom hoisting, described cross-arm boom hoisting comprises the assembly pulley for cross-arm being lifted to specified altitude assignment, described assembly pulley forms by pulley with through the lifting rope of described pulley, and one end system of described lifting rope is located at cross-arm centre position, the vertical ground of the other end of described lifting rope;
With cross-arm fastening devices, described cross-arm fastening devices is made up of connector, and described connector is clamped in two cross-arms on electric pole through the through hole on two cross-arms;
It is characterized in that: also comprise cross-arm positioner, described cross-arm positioner comprises:
Around the bundle rope higher than the designated mounting At The Height of cross-arm on described electric pole;
Be located in connecting ring and rope device on described bundle rope, described connecting ring is connected with described assembly pulley top, is provided with the wire rope through it in described rope device;
Be connected to the cross-arm locking hook at described wire rope two ends.
2. according to claim 1 pair of cross-arm erection equipment, it is characterized in that: the upper rotating locker that is connected with of described cross-arm locking hook, described locker is made up of outward extending two ends, and the alleged angle of bearing of trend at described locker two ends is obtuse angle, described locker two ends are all positioned at the side of hook that has of described cross-arm locking hook.
3. according to claim 2 pair of cross-arm erection equipment, is characterized in that: described cross-arm hook top is provided with through hole one, and described wire rope two ends are respectively the through hole one of being located at described cross-arm locking hook.
4. according to claim 1 pair of cross-arm erection equipment, is characterized in that: described bundle rope is around at least two circles on electric pole, and the plane that described bundle rope surrounds is parallel with local level.
5. according to claim 1 pair of cross-arm erection equipment, is characterized in that: described rope device is two, and described rope device is symmetrically distributed in electric pole both sides, and described rope device is provided with the rope of perforation through hole, and described steel wire penetrating rope is through hole.
6. according to claim 1 pair of cross-arm erection equipment, it is characterized in that: between described pair of cross-arm and described electric pole, be respectively equipped with cross-arm locking end liner, in the middle of described cross-arm locking end liner, there is the depression sticking part adapting with electric pole profile, the parallel formation fixed part that stretches out in described cross-arm locking end liner two ends, described fixed part is equipped with through hole two, described through hole two with the perpendicular plane of described through hole two on be projected as in the middle of the semicircular in shape of two ends rectangularly, the length direction of described through hole two is consistent with the bearing of trend that described cross-arm is locked end liner.
7. according to claim 1 pair of cross-arm erection equipment, it is characterized in that: described cross-arm side is provided with through hole three, described through hole three with the perpendicular plane of described through hole two on be projected as in the middle of the semicircular in shape of two ends rectangularly, and the length direction of described through hole three is consistent with described cross-arm axial direction.
8. according to the two cross-arm erection equipments described in any one in claim 1-7, it is characterized in that: described bundle rope is the nylon rope of diameter 12mm, described lifting rope is the nylon rope of diameter 18mm, the diameter 2mm of described wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420278885.7U CN203867274U (en) | 2014-05-29 | 2014-05-29 | Installing equipment for double cross arms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420278885.7U CN203867274U (en) | 2014-05-29 | 2014-05-29 | Installing equipment for double cross arms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203867274U true CN203867274U (en) | 2014-10-08 |
Family
ID=51648244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420278885.7U Expired - Fee Related CN203867274U (en) | 2014-05-29 | 2014-05-29 | Installing equipment for double cross arms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203867274U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086488A (en) * | 2017-04-28 | 2017-08-22 | 国网山东省电力公司青岛供电公司 | A kind of charged for replacement overhead transmission line straight line pole cross-arm, insulator arrangement |
| CN107724767A (en) * | 2017-10-25 | 2018-02-23 | 国网黑龙江省电力有限公司七台河供电公司 | Tool for lifting cross arm |
| CN113501408A (en) * | 2021-06-24 | 2021-10-15 | 贵州电网有限责任公司 | Multifunctional device for transferring production tools |
| CN113969690A (en) * | 2021-10-31 | 2022-01-25 | 广西电网有限责任公司南宁供电局 | Auxiliary device for pole operation |
-
2014
- 2014-05-29 CN CN201420278885.7U patent/CN203867274U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086488A (en) * | 2017-04-28 | 2017-08-22 | 国网山东省电力公司青岛供电公司 | A kind of charged for replacement overhead transmission line straight line pole cross-arm, insulator arrangement |
| CN107724767A (en) * | 2017-10-25 | 2018-02-23 | 国网黑龙江省电力有限公司七台河供电公司 | Tool for lifting cross arm |
| CN113501408A (en) * | 2021-06-24 | 2021-10-15 | 贵州电网有限责任公司 | Multifunctional device for transferring production tools |
| CN113501408B (en) * | 2021-06-24 | 2024-02-02 | 贵州电网有限责任公司 | Multifunctional device for transferring production tools and appliances |
| CN113969690A (en) * | 2021-10-31 | 2022-01-25 | 广西电网有限责任公司南宁供电局 | Auxiliary device for pole operation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20170529 |