CN203456708U - An auxiliary support for installing a ground wire - Google Patents
An auxiliary support for installing a ground wire Download PDFInfo
- Publication number
- CN203456708U CN203456708U CN201320589911.3U CN201320589911U CN203456708U CN 203456708 U CN203456708 U CN 203456708U CN 201320589911 U CN201320589911 U CN 201320589911U CN 203456708 U CN203456708 U CN 203456708U
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- Prior art keywords
- leg
- installing
- earth connection
- cross bar
- screw rod
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Abstract
The utility model discloses an auxiliary support for installing a ground wire. The auxiliary support comprises a cross bar under which a supporting structure is installed. An installing seat is disposed on the cross bar. An installing cylinder is connected with the installing seat through a cardan shaft. The supporting structure comprises multiple supporting units. The auxiliary support integrally employs a metallic framework structure. Especially, the supporting structure can be uninstalled to be folded and stored, achieving convenient transport. Multiple installing seats and installing cylinders arranged correspondingly may respectively hang a single-phase insulating rod or simultaneously hang a three-phase insulating rod or a multi-phase insulating rod according to different lines, thereby enhancing practicality.
Description
Technical field
The utility model relates to field of power, specifically finger ground wire installing auxiliary stand.
Background technology
Domestic electric appliance, because insulation property are bad or environment for use is moist, can cause its shell with certain static, when serious, electric shock accidents can occur.For fear of the accident occurring, can on the metal shell of electrical equipment, connect a wire, by the other end access the earth of electric wire, once electrical equipment generation electric leakage earth connection, static can be brought into the earth and discharge.In addition for electrical maintenance personnel when using electric iron welding circuit, meeting is integrated circuit in punch through damage electrical equipment because electric iron is charged, and when using computer, connect root ground wire on to computer host casing, the appearance of the phenomenon that can prevent to a certain extent crashing; And earth connection is the important tool that guarantees staff when unexpectedly there is voltage on the equipment having had a power failure and circuit in electric power system.
In the operating process of Er transformer station, installing earth connection is also the task of a frequent operation.35kV and following electric pressure earth connection small volume, simple to operate, but the earth connection volume of 110kV and above is very large, directly installing is very difficult, some 220kV line side earth connection need to be attached to the high-altitude of 8m left and right, long handle earth connection installs 4 insulating bars additional, also to stand on 1.7 meters of high operating platforms and just can complete the installing of earth connection, directly be equiped with very large drawback, operation easier is very large, the risk that also easily adjacent charging equipment is touched in appearance by mistake, not only wastes time and energy, and security risk is also very high.
Utility model content
The utility model provides earth connection installing auxiliary stand, solves the problem that high pressure installing earth connection difficulty is large, danger coefficient is high, reaches the object of safe and efficient installing earth connection.
The purpose of this utility model reaches by the following technical programs:
The utility model comprises cross bar, under cross bar, supporting construction is installed, and on described cross bar, is provided with mount pad, and mounting cylinder is connected with mount pad by universal drive shaft, and described supporting construction comprises a plurality of support units.Three mount pads and its corresponding mounting cylinder arranging are at least installed on cross bar of the present utility model, mounting cylinder adopts high-intensity aluminum alloy material when guaranteeing compared with the long life, also to strengthen the stability of installing insulating bar, when only having two operating personnel, insulating bar can be seated in the mounting cylinder of the middle phase of cross bar, one installation of a phase mutually, when having auxiliary operation personnel, can three phase isolated bar be arranged on respectively in three mounting cylinders, the disposable earth connection that completes is installed simultaneously; Mount pad is connected by universal drive shaft with mounting cylinder, can carry out the insulating bar installing of multi-angle, and the size of mounting cylinder is adjustable, and the placement applicable to the insulating bar diameter of 35-220KV circuit, has improved practicality; The supporting construction being arranged under cross bar has the function that lift in height regulates, before having changed, can only rely on operating personnel insulating bar to be raised to the mode hanging, and overcome the difficulty of the installing of must ascending a height when the higher circuit of voltage carries out earth connection installing, evaded the danger of operating personnel's falling from high altitudes, reduce working strength simultaneously, improved operating efficiency.
Further, described support unit comprises leg A, leg B and retractor device, and the top of leg A and leg B is hinged with cross bar respectively, and one end of retractor device and leg A are hinged, and the other end and leg B are hinged.The setting of a plurality of support units can be carried out good fixed support effect to cross bar, particularly when heterogeneous insulating bar is installed simultaneously, cross bar is stressed larger, by a plurality of legs, the gravity of insulating bar is disperseed, and the top of leg A and leg B is all hinged with cross bar, by retractor device leg A, be connected with leg B, regulate the size of the angular aperture of retractor device adjustable support unit, to adapt to, the needed support force of differing heights earth connection is installed.
Further, described leg A comprises epimere and hypomere, and epimere slides and arranges in hypomere, and described leg B comprises tappet and base, and tappet is slidably arranged in base, and worm gear and worm screw are also installed in base, and the bottom of tappet is connected with worm screw, and worm gear coordinates with worm screw.Because during the circuit attaching ground wire of different electric pressures, also different to the placing height of insulating bar, and insulating bar adds that the weight of earth connection is very large to the load of cross bar, strengthened the difficulty of direct installing ground wire; In the utility model, leg A and leg B all can realize cross bar fast lifting, leg A and leg B all have two parts to form, leg B comprises tappet and base, in base, be provided with the lifting that the worm gear that cooperatively interacts and worm screw are leg B power is provided, in leg A, epimere is slidably arranged in hypomere, and leg A is connected by retractor device with leg B, when worm gear rotation drives tappet to move upward, the epimere of leg B also rises thereupon, has realized the rising of whole support unit.
Further, adjacent described epimere connects by connecting rod.A plurality of support units that arrange under cross bar connect by connecting rod, in the base of leg B, worm gear coordinates while making tappet lifting with worm screw, under the drive of connecting rod, also lifting thereupon of leg B in all the other support units, realize the fast lifting that cross bar drives mounting cylinder, make many with insulating bar under the support of cross bar fast and circuit articulate, reduced operating personnel's labour intensity, improved installing efficiency.
Further, described retractor device comprises the first screw rod, the second screw rod and sleeve, one end of the first screw rod is connected with bush whorl, the other end of the first screw rod is hinged by brace and epimere, one end of the second screw rod is connected with bush whorl, and the other end of the second screw rod is hinged by brace and worm screw.The setting of retractor device, can realize the adjusting to leg A and leg B leg angular aperture size, the first screw rod and the second screw rod are hinged by brace and epimere and tappet respectively, by regulating the sleeve between the first screw rod and the second screw rod, with the spacing that reduces or increase between the first screw rod and the second screw rod, reach the size that changes the angular aperture between leg A and leg B.
Further, the bottom of described leg is also provided with universal wheel.When angular aperture reduces or becomes large, the bottom of leg and ground can produce larger frictional force, can be quite painstaking when lifting rocking bar or angular aperture adjusting rocking bar rotate; Bottom at leg arranges universal wheel, with rolling friction, substitutes sliding friction, can reduce the resistance when mobile and then saving operating personnel muscle power at leg, increases work efficiency.
Further, on described lifting rocking bar, be also provided with insulation Anti-slip handle.Whole supporting construction is carried out lifting by lifting endplay device; and lifting rocking bar needs operating personnel to carry out rotating operation to it as line shaft; the insulation Anti-slip handle arranging skids in the time of can avoiding operating; also can when something unexpected happened, play the effect of insulation, protection is to operating personnel's personal safety better.
Further, as preferably, the diameter of described mounting cylinder is 15～50 ㎜.The size of mounting cylinder is adjustable, to adapt to the insulating bar of different-diameter; Usually, in 35-220KV transformation circuit, the length of earth connection is 1 meter, 1.5 meters, 1.8 meters, 2 meters, 2.5 meters and 8 meters, insulating bar diameter is in the scope of 12～48 ㎜, therefore the diameter of mounting cylinder is slightly larger than the diameter of insulating bar, the bottom of being convenient to mounting cylinder and insulating bar after installing hightails, and avoids insulating bar to be stuck in mounting cylinder.
The utility model compared with prior art, there is following advantage and beneficial effect:
1, the utility model comprises cross bar, under cross bar, supporting construction is installed, and is provided with at least three mount pads and the corresponding mounting cylinder arranging on described cross bar, and mount pad is connected with mounting cylinder by universal drive shaft.Insulating bar mounting cylinder, as an impetus of earth connection, can be used the principle of lever easily to install earth connection, has changed the mode of installing of in the past by operator, earth connection being raised merely, reduces working strength, the fail safe of raising.
2, mounting cylinder of the present utility model adopts high-strength aluminum alloy material, insulating bar mounting cylinder that direction is adjustable, Height Adjustable support, for the installing of earth connection provides convenience, earth connection installing is or else with the installing of ascending a height, evade the risk that personal height falls, also improved operating efficiency simultaneously.
3, the utility model is when only having guardian and operator two people to operate, in the middle of insulating bar can being installed to, in the mounting cylinder of a phase, an installation for a phase mutually, when having auxiliary operation personnel, can be respectively installed in three mounting cylinders by three phase isolated bar, once complete earth connection installing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of brace;
Fig. 3 is front view of the present utility model;
Fig. 4 is the structural representation of leg B;
Wherein, the parts title that Reference numeral is corresponding is as follows:
1-cross bar, 2-mount pad, 3-mounting cylinder, 4-epimere, 5-tappet, 6-hypomere, 7-base, 8-brace, 9-the first screw rod, 10-sleeve, 11-the second screw rod, 12-universal wheel, 13-connecting rod, 14-worm screw, 15-worm gear.
Embodiment
Embodiment 1
As shown in Figure 1, the present embodiment comprises cross bar 1, and cross bar is provided with supporting construction 1 time, is provided with mount pad 2 on cross bar 1, and mounting cylinder 3 is connected with mount pad 2 by universal drive shaft, and supporting construction comprises a plurality of support units.The utility model is whole adopts metal framework structure, and adopt is threaded more between each parts, and particularly supporting construction can realize dismounting stored collapsed, convenient transportation; When earth connection is installed, insulating bar is placed in mounting cylinder 3, can by the universal drive shaft between adjusting mounting cylinder 3 and mount pad 2, controls the angle of inclination of insulating bar, under the lift adjustment of supporting construction, insulating bar fast and circuit articulate so that operating personnel carry out other operations; A plurality of mount pads 2 and the corresponding mounting cylinder 3 arranging, can be according to different circuits, respectively single-phase insulating bar are hung or three phase isolated bar or heterogeneous insulating bar hangs simultaneously, have improved practicality.
Embodiment 2
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present embodiment is on the basis of embodiment 1, support unit comprises leg A, leg B and retractor device, leg A comprises epimere 4 and hypomere 6, epimere 4 slides and arranges in hypomere 6, leg B comprises tappet 5 and base 7, tappet 5 is slidably arranged in base 7, worm gear 15 and worm screw 14 are also installed in base 7, the bottom of tappet 5 is connected with worm screw 14, worm gear 15 coordinates with worm screw 14, and the top of epimere 4 and tappet 5 is hinged with cross bar 1 respectively, and adjacent described epimere 4 connects by connecting rod 13; Wherein, retractor device comprises the first screw rod 9, the second screw rod 11 and sleeve 10, one end of the first screw rod 9 is threaded with sleeve 10, the other end of the first screw rod 9 is hinged by brace 8 and epimere 4, one end of the second screw rod 11 is threaded with sleeve 10, and the other end of the second screw rod 11 is hinged by brace 8 and tappet 5.The setting of a plurality of support units can be carried out good fixed support effect to cross bar 1, particularly when heterogeneous insulating bar is installed simultaneously, cross bar 1 is stressed larger, by a plurality of legs, the gravity of insulating bar is disperseed, regulate retractor device can realize the adjusting to leg A and leg B leg angular aperture size, the first screw rod 9 and the second screw rod 11 are hinged with epimere 4 and tappet 5 by brace 8 respectively, by regulating the sleeve 10 between the first screw rod 9 and the second screw rod 11, with the spacing that reduces or increase between the first screw rod 9 and the second screw rod 11, reach the size that changes the angular aperture between leg A and leg B, to adapt to, the needed support force of differing heights earth connection is installed,
Because during the circuit attaching ground wire of different electric pressures, also different to the placing height of insulating bar, and insulating bar adds that the weight of earth connection is very large to the load of cross bar, strengthened the difficulty of direct installing ground wire; In the utility model, leg A and leg B all can realize cross bar 1 fast lifting, leg A and leg B all have two parts to form, leg B comprises tappet 5 and base 7, in base 7, be provided with the lifting that the worm gear 15 that cooperatively interacts and worm screw 14 are leg B power is provided, in leg A, epimere 4 is slidably arranged in hypomere 6, and leg A is connected by retractor device with leg B, when worm gear 15 rotations drive tappet 5 to move upward, the epimere 4 of leg B also rises thereupon, has realized the rising of whole support unit; A plurality of support units that cross bar arranges for 1 time connect by connecting rod 13, in the base 7 of leg B, worm gear 15 coordinates while making tappet 5 lifting with worm screw 14, under the drive of connecting rod 13, also lifting thereupon of leg B in all the other support units, realize the fast lifting that cross bar 1 drives mounting cylinder 3, make many with insulating bar under the support of cross bar 1 fast and circuit articulate, reduced operating personnel's labour intensity, improved installing efficiency.
Claims (7)
1. earth connection is installed auxiliary stand, comprise cross bar (1), cross bar is provided with supporting construction under (1), it is characterized in that: on described cross bar (1), be provided with mount pad (2), mounting cylinder (3) is connected with mount pad (2) by universal drive shaft, and described supporting construction comprises a plurality of support units.
2. earth connection according to claim 1 is installed auxiliary stand, it is characterized in that: described support unit comprises leg A, leg B and retractor device, the top of leg A and leg B is hinged with cross bar (1) respectively, and one end of retractor device and leg A are hinged, and the other end and leg B are hinged.
3. earth connection according to claim 2 is installed auxiliary stand, it is characterized in that: described leg A comprises epimere (4) and hypomere (6), epimere (4) slides and arranges in hypomere (6), described leg B comprises tappet (5) and base (7), tappet (5) is slidably arranged in base (7), worm gear (15) and worm screw (14) are also installed in base (7), and the bottom of tappet (5) is connected with worm screw (14), and worm gear (15) coordinates with worm screw (14).
4. earth connection installing auxiliary stand according to claim 3, is characterized in that: adjacent described epimere (4) connects by connecting rod (13).
5. earth connection according to claim 2 is installed auxiliary stand, it is characterized in that: described retractor device comprises the first screw rod (9), the second screw rod (11) and sleeve (10), one end of the first screw rod (9) is threaded with sleeve (10), the other end of the first screw rod (9) is hinged by brace (8) and epimere (4), one end of the second screw rod (11) is threaded with sleeve (10), and the other end of the second screw rod (11) is hinged by brace (8) and tappet (5).
6. earth connection installing auxiliary stand according to claim 3, is characterized in that: under described hypomere (6) and base (7), universal wheel (12) is all installed.
7. earth connection installing auxiliary stand according to claim 1, is characterized in that: the diameter of described mounting cylinder (3) is 15～50 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589911.3U CN203456708U (en) | 2013-09-24 | 2013-09-24 | An auxiliary support for installing a ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589911.3U CN203456708U (en) | 2013-09-24 | 2013-09-24 | An auxiliary support for installing a ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456708U true CN203456708U (en) | 2014-02-26 |
Family
ID=50136562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320589911.3U Expired - Lifetime CN203456708U (en) | 2013-09-24 | 2013-09-24 | An auxiliary support for installing a ground wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203456708U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474905A (en) * | 2013-09-24 | 2013-12-25 | 国家电网公司 | Auxiliary grounding wire laying device |
| CN105974167A (en) * | 2016-07-27 | 2016-09-28 | 国家电网公司 | Boosting transformer test isolation rack |
| CN108429105A (en) * | 2018-04-28 | 2018-08-21 | 国家电网公司 | Grounding body remover |
| CN111085963A (en) * | 2020-01-06 | 2020-05-01 | 国网福建省电力有限公司厦门供电公司 | Cabinet door assembling and disassembling tool for high-voltage switch cabinet |
-
2013
- 2013-09-24 CN CN201320589911.3U patent/CN203456708U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474905A (en) * | 2013-09-24 | 2013-12-25 | 国家电网公司 | Auxiliary grounding wire laying device |
| CN105974167A (en) * | 2016-07-27 | 2016-09-28 | 国家电网公司 | Boosting transformer test isolation rack |
| CN108429105A (en) * | 2018-04-28 | 2018-08-21 | 国家电网公司 | Grounding body remover |
| CN111085963A (en) * | 2020-01-06 | 2020-05-01 | 国网福建省电力有限公司厦门供电公司 | Cabinet door assembling and disassembling tool for high-voltage switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |