CN206789984U - A kind of ground wire lifting device - Google Patents
A kind of ground wire lifting device Download PDFInfo
- Publication number
- CN206789984U CN206789984U CN201720728217.3U CN201720728217U CN206789984U CN 206789984 U CN206789984 U CN 206789984U CN 201720728217 U CN201720728217 U CN 201720728217U CN 206789984 U CN206789984 U CN 206789984U
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- CN
- China
- Prior art keywords
- leading screw
- ground wire
- cross
- arm
- lifting device
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Abstract
The utility model discloses a kind of ground wire lifting device, belong to power transmission lines overhauling technical field of operation, solves operating personnel's unhandy technical problem when carrying out lifting ground wire operation in the prior art, ground wire lifting device in the utility model, including cross-arm card and leading screw, the both ends of the cross-arm card are provided with through hole, the leading screw is set through the through hole, the leading screw base being sleeved on the leading screw is installed with the top of the cross-arm card, the leading screw base is connected with the threads of lead screw, the ground wire lifting device also includes being used for the rotating bar for driving the leading screw rotation, the lower end of the leading screw is connected with lifting rod, the lower end of the lifting rod is provided with the hook for being used for connecting ground wire, the bayonet socket for clamping cross-arm is additionally provided with the cross-arm card.
Description
【Technical field】
It the utility model is related to power transmission lines overhauling technical field of operation, more particularly to a kind of ground wire lifting device.
【Background technology】
In today of urban modernization development, urbanization transformation has been carried out in increasing place, due to steel pipe tower structure
It is compact, floor space is small so that it is increasingly becoming the first choice of Some Cities And Towns transmission line constructions transformation, on the other hand just because of
It is many difficult that the cramped construction of steel tube tower causes circuit fortune inspection operating personnel to exist when carrying out maintenance repair operation, especially exists
Insulator and gold utensil accessory replacing are carried out, due to the cross-arm limited width of steel tube tower, therefore personnel and work when causing traditional work
Utensil deploys difficulty in the operation plane, in the prior art generally use steel wire loop winding cross-arm and cooperation lever hoist
Tighten up ground wire and carry out operation, this operating type not only takes time and effort and serious potential safety hazard be present.
【Utility model content】
Technical problem to be solved in the utility model is overcome the deficiencies in the prior art and providing one kind can be easy to
The ground wire lifting device that operating personnel uses and operated.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：
A kind of ground wire lifting device, including cross-arm card and leading screw, the both ends of the cross-arm card are provided with through hole, the leading screw
Set through the through hole, the top of the cross-arm card is provided with the leading screw base being sleeved on the leading screw, the leading screw base
It is connected with the threads of lead screw, the ground wire lifting device also includes being used for the rotating bar for driving the leading screw rotation, described
The lower end of leading screw is connected with lifting rod, and the lower end of the lifting rod is provided with the hook for being used for connecting ground wire, on the cross-arm card
It is additionally provided with the bayonet socket for clamping cross-arm.
Further, the outer end of the rotating bar is also rotatably connected to action bars.
Further, the top of the cross-arm card is provided with groove, and the leading screw base bottom is located in the groove.
Further, lifting rod and the leading screw are provided with shaft hole, screw rod after the shaft hole with nut
Connection.
Further, the lower end of the lifting rod is additionally provided with the folding bar for being opened and closed hooking slits, the folding bar
Upper end and the lower end of the lifting rod are provided with shaft hole, and the hook is provided with the rotating shaft with shaft hole cooperation, in the rotating shaft
Provided with torsion spring, one end of the torsion spring is connected with the folding bar, and the other end is connected with the lifting rod, and the folding bar is in institute
State and rotated under the elastic-restoring force of torsion spring relative to the hook to close the hooking slits.
Further, the regulating bolt laterally set is additionally provided with the side wall of the bayonet socket, the size of the bayonet socket is more than
During the size of the cross-arm, the regulating bolt is resisted against on the cross-arm.
The beneficial effects of the utility model：
After ground wire lifting device in the utility model is connected on cross-arm by bayonet socket, hook is set to mount ground wire,
Then by rotary motion bar to drive leading screw to rotate, because leading screw is connected with leading screw whorl of base, and leading screw base is fixed on
On cross-arm card, therefore the elevating movement that leading screw can relatively on cross-arm card generation vertical direction, operating personnel are by controlling on leading screw
Rise to lift ground wire, compared with mode of operation of the prior art, the ground wire lifting device in the utility model has knot
Structure is simple, simple operation, it is safe and reliable the characteristics of, it is time saving and laborsaving when making operating personnel's operation.
The outer end of rotating bar is also rotatably connected to action bars.Be so designed that, it is possible to increase operating personnel's point of application and leading screw it
Between the arm of force, so as to reduce the force size of operating personnel, in addition, action bars can also relatively rotate bar rotation, to adapt to operate
The different operation posture of personnel, the using experience degree of lifting operation personnel.
The top of cross-arm card is provided with groove, and leading screw base bottom is located in groove.It is so designed that, groove can be to leading screw base
Installation carry out pre-determined bit, be easy to leading screw base to be quick installed on cross-arm card.
Lifting rod is provided with shaft hole with leading screw, and screw rod is connected after running through shaft hole with nut.In use, tightening nut with
Prevent lifting rod from being relatively rotated with leading screw, during storage, dismantle nut, rod will be lifted and disassembled from leading screw, be easy to
Storage.
The lower end of lifting rod is additionally provided with the folding bar for being opened and closed hooking slits, the upper end of folding bar and the lower end of lifting rod
Provided with shaft hole, hook is provided with the rotating shaft coordinated with shaft hole, and rotating shaft is provided with torsion spring, and one end and the folding bar of torsion spring connect
Connect, the other end is connected with lifting rod, and folding bar opposed member under the elastic-restoring force of torsion spring rotates to be opened with closing the hook
Mouthful.It is so designed that, can avoids during ground wire is lifted, ground wire spins off from hook.
The regulating bolt laterally set is additionally provided with the side wall of bayonet socket, when the size of bayonet socket is more than the size of cross-arm, regulation
Bolt is resisted against on cross-arm.Be so designed that, can avoid when cross-arm size is less than bayonet socket size, the clamping of cross-arm cacaine loosely and
Disengaging is rocked in generation, ensure that stability and security during operation.
These features and advantage of the present utility model will be detailed in following embodiment, accompanying drawing exposure.
【Brief description of the drawings】
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of cross-arm card in the utility model preferred embodiment；
Fig. 2 is that ground wire lifting device is connected to the knot being connected on cross-arm with ground wire in the utility model preferred embodiment
Structure schematic diagram.
【Embodiment】
The technical scheme of the utility model embodiment is explained with reference to the accompanying drawing of the utility model embodiment and
Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the implementation in embodiment
Example, those skilled in the art obtain other embodiments on the premise of creative work is not made, and it is new to belong to this practicality
The protection domain of type.
As shown in Figure 1 to Figure 2, the ground wire lifting device in this preferred embodiment includes cross-arm card 1 and leading screw 2, cross-arm
The both ends of card 1 are provided with through hole 10, and leading screw 2 is set through through hole 10, and leading screw 2 coordinates with the gap of through hole 10, and the top of cross-arm card 1 is set
There is leading screw base 3, for the ease of the disassembly and assembly of later stage leading screw base 3, leading screw base 3 passes through screw or spiral shell in the present embodiment
The top for being connected on cross-arm card 1 is tethered, leading screw base 3 is sleeved on leading screw 2.Preferably, it is additionally provided with groove at the top of cross-arm card 1
13, groove 13 connects with through hole 10, and the bottom of leading screw base 3 is located in groove 13, consequently, it is possible to which groove 13 can be to leading screw base
3 installation carries out pre-determined bit, is easy to leading screw base 3 to be quick installed on cross-arm card 1.
The internal thread coordinated with the external screw thread of leading screw 2 is provided with leading screw base 3, to realize the screw thread of leading screw base 3 and leading screw 2
Connecting, the ground wire lifting device in the present embodiment also includes rotating bar 4, and rotating bar 4 is connected with leading screw 2 by keyway arrangements,
The lower end of leading screw 2 is also associated with lifting rod 5, and the lower end of lifting rod 5, which is provided with, is used to connecting the hook 7 of ground wire 6, on cross-arm card 1
It is additionally provided with the bayonet socket 11 for clamping cross-arm 8.
In use, after ground wire lifting device is connected on cross-arm 8 by bayonet socket 11, hook 7 is set to mount ground wire 6, so
Afterwards by rotary motion bar 4 to drive leading screw 2 to rotate, because leading screw 2 is threadedly coupled with leading screw base 3, and leading screw base 3 is fixed
On cross-arm card 1, therefore the elevating movement that leading screw 2 can relatively on the generation of cross-arm card 1 vertical direction, operating personnel are by controlling silk
Thick stick 2 rises to lift ground wire 6.Using double lead-screw lifting design in the present embodiment, ground wire is lifted simultaneously by two leading screws 2
6 come ensure the device in operation will not run-off the straight and deflection, ensure that the stability and security during operation.
Further, the outer end of rotating bar 4 is also rotatably connected to action bars 9, it is preferred that is set in action bars 9 and rotating bar 4
There are shaft hole, screw rod to be connected after passing through shaft hole with nut, to realize the rotation connection of rotating bar 4 and action bars 9.User uses
When, drive rotating bar 4 to rotate by action bars 9, compared with the mode that direct drive rotating bar 4 rotates, because rotating bar 4 connects
Between action bars 9 and leading screw 2, therefore the arm of force between operating personnel's point of application and leading screw 2 is increased, so as to reduce operator
The force size of member, rotates in addition, action bars 9 can also relatively rotate bar 4, to adapt to the different operation posture of operating personnel, carries
The using experience degree of lift operations personnel；Finally, when without using action bars 9, action bars 9 can be disassembled from rotating bar 4
Storage, to save accommodation space, during using action bars 9, assembling is also simple and convenient.
It is understood that one of action bars and rotating bar are provided with rotating shaft, another is provided with turns with what rotating shaft coordinated
Axis hole, it so can also reach the basic effect of this preferred embodiment, will not be described in detail herein.
Secondly, lifting rod 5 in the present embodiment is with being additionally provided with shaft hole on leading screw 2, screw rod run through after shaft hole with nut
Connection.In use, tightening nut is relatively rotated with preventing to lift rod 5 with leading screw 2, during storage, nut is dismantled, will be lifted
Rod 5 disassembles from leading screw 2, is easy to store, assembly and disassembly are fairly simple.
Further, the lower end of lifting rod 5 is additionally provided with the folding bar 50 for being opened and closed hooking slits, the upper end of folding bar 50
Shaft hole is provided with the lower end of lifting rod 5, hook 7 is provided with the rotating shaft coordinated with shaft hole, and rotating shaft is provided with torsion spring, torsion spring
One end is connected with folding bar 50, and the other end is connected with lifting rod 5.Mount ground wire 6 when, folding bar 50 because by ground wire 6 to
Interior extruding force and opposed member 7 inwardly rotates, to open hooking slits, ground wire 6 enters in hook 7, and folding bar 50 is being turned round
Opposed member 7 is turned out to close hooking slits under the elastic-restoring force of spring, and during taking-up, folding bar 50 is because by ground wire 6
Outside extruding force and opposed member 7 is turned out, to open hooking slits, ground wire 6 is spun off from hook 7, with
Afterwards, the opposed member 7 under the elastic-restoring force of torsion spring of folding bar 50 is inwardly rotated to close hooking slits.Folding in the present embodiment
The design of bar 50, it can avoid during ground wire 6 is lifted, ground wire 6 spins off from hook 7.
Finally, the screwed hole 14 laterally set and regulating bolt 15 are additionally provided with the side wall of the bayonet socket 11 in the present embodiment,
Regulating bolt 15 is arranged on screwed hole 14, and the afterbody of regulating bolt 15 is set towards bayonet socket 11 is interior, when the size of bayonet socket 11
More than cross-arm 8 size when, rotate regulating bolt 15 so that the afterbody of regulating bolt 15 is resisted against on cross-arm 8, avoid cross-arm card 1
Because clamping loosely produces and rocks disengaging, stability and security during operation ensure that.
In summary, compared with mode of operation of the prior art, the ground wire lifting device in the utility model has
It is simple in construction, convenient disassembly, simple operation, it is safe and reliable the characteristics of, it is time saving and laborsaving when making operating personnel's operation, solve
Traditional work lacks specific purpose tool and causes operating cost and the high problem of operating risk, realizes exhausted to steel tube tower in electric transmission line
The progress such as edge and gold utensil annex is quick, the upkeep operation of safety.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, it is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited to accompanying drawing and above specific embodiment party
Content described in formula.Any modification without departing from function and structure principle of the present utility model is intended to be included in claims
Scope in.
Claims (6)
1. a kind of ground wire lifting device, it is characterised in that including cross-arm card and leading screw, the both ends of the cross-arm card, which are provided with, to be led to
Hole, the leading screw are set through the through hole, and the top of the cross-arm card is provided with the leading screw base being sleeved on the leading screw, institute
State leading screw base to be connected with the threads of lead screw, the ground wire lifting device also includes being used to drive turning for the leading screw rotation
Lever, the lower end of the leading screw are connected with lifting rod, and the lower end of the lifting rod is provided with the hook for being used for connecting ground wire, described
The bayonet socket for clamping cross-arm is additionally provided with cross-arm card.
2. ground wire lifting device according to claim 1, it is characterised in that the outer end of the rotating bar is also rotatablely connected
There is action bars.
3. ground wire lifting device according to claim 1, it is characterised in that the top of the cross-arm card is provided with groove,
The leading screw base bottom is located in the groove.
4. ground wire lifting device according to claim 1, it is characterised in that the lifting rod is provided with the leading screw
Shaft hole, screw rod are connected after running through the shaft hole with nut.
5. ground wire lifting device according to claim 1, it is characterised in that the lower end of the lifting rod, which is additionally provided with, to be used for
It is opened and closed the folding bar of hooking slits, the lower end of the upper end of the folding bar and the lifting rod is provided with shaft hole, on the hook
Provided with the rotating shaft coordinated with shaft hole, the rotating shaft is provided with torsion spring, and one end of the torsion spring is connected with the folding bar, another
End is connected with the lifting rod, and the folding bar is rotated to close under the elastic-restoring force of the torsion spring relative to the hook
State hooking slits.
6. ground wire lifting device according to claim 1, it is characterised in that be additionally provided with transverse direction in the side wall of the bayonet socket
The regulating bolt of setting, when the size of the bayonet socket is more than the size of the cross-arm, the regulating bolt is resisted against the cross-arm
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728217.3U CN206789984U (en) | 2017-06-21 | 2017-06-21 | A kind of ground wire lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728217.3U CN206789984U (en) | 2017-06-21 | 2017-06-21 | A kind of ground wire lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206789984U true CN206789984U (en) | 2017-12-22 |
Family
ID=60717596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720728217.3U Expired - Fee Related CN206789984U (en) | 2017-06-21 | 2017-06-21 | A kind of ground wire lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206789984U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695771A (en) * | 2018-07-24 | 2018-10-23 | 国网辽宁省电力有限公司本溪供电公司 | Transmission line of electricity OPGW optical cable preformed armor rods install Special-purpose lifting tool |
| CN112398045A (en) * | 2020-10-27 | 2021-02-23 | 广东电网能源发展有限公司 | Ground wire lifter and ground wire accessory installation method |
-
2017
- 2017-06-21 CN CN201720728217.3U patent/CN206789984U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695771A (en) * | 2018-07-24 | 2018-10-23 | 国网辽宁省电力有限公司本溪供电公司 | Transmission line of electricity OPGW optical cable preformed armor rods install Special-purpose lifting tool |
| CN112398045A (en) * | 2020-10-27 | 2021-02-23 | 广东电网能源发展有限公司 | Ground wire lifter and ground wire accessory installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20200621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |