CN206619713U - A kind of high-voltage grounding wire clamp - Google Patents
A kind of high-voltage grounding wire clamp Download PDFInfo
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- CN206619713U CN206619713U CN201720396268.0U CN201720396268U CN206619713U CN 206619713 U CN206619713 U CN 206619713U CN 201720396268 U CN201720396268 U CN 201720396268U CN 206619713 U CN206619713 U CN 206619713U
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- extension rod
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- wire clamp
- grounding wire
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Abstract
The utility model provides a kind of high-voltage grounding wire clamp, including：Main folder body, dynamic dop, fastening screw and tighten bar；It is described tighten bar be provided at both ends with extension rod；When the high-voltage grounding wire clamp that the utility model is provided is used, extension rod is provided at both ends with due to tightening bar, the screw-down torque that operating personnel's both hands apply is acted on extension rod, compared with applying screw-down torque on bar is tightened, the arm of force of screw-down torque is longer, the torque acted on fastening screw is bigger, high-voltage grounding wire clamp is set to be fixedly secured on iron tower main material, high-altitude person works' efficiency is not only increased, operation people operating personnel is also solved and only relies on the problem of high-voltage grounding wire clamp can not be clamped securely on iron tower main material by hand-power.
Description
Technical field
The utility model is related to electrical grounding protection device technical field, more particularly to a kind of high-voltage grounding wire clamp.
Background technology
High-voltage grounding wire is a kind of electrical grounding protection device used when electric wiring is overhauled with Substation construction, can
Electric operation personnel are prevented in operation, cause electric shock thing due to closing on electrical body to produce electrostatic induction electric shock or false switching
Therefore, protect the life security of operating personnel.High-voltage grounding wire clamp is made to be that high-voltage grounding wire is fixedly connected by one kind with iron tower main material
Device, high-voltage grounding wire is grounded by iron tower main material, play prevent electric operation personnel get an electric shock protective effect.
Chinese patent Authorization Notice No. CN202231165U discloses a kind of high-voltage grounding wire clamp, including is provided with geometrical clamp
The door glyph framework of plate, mobile clamping plate, the handle for being provided with the fastener of thread spindle and being fixedly connected with thread spindle one end.This
Plant high-voltage grounding wire clamp when in use, adjust the position of high-voltage grounding wire clamp, iron tower main material is located at strap and mobile folder
Between plate, fastener is promoted by rotating handles, makes to move clamping plate and is moved to strap, iron tower main material is clamped.
The problem of this high-voltage grounding wire clamp is present be：Because handle length is too short, operating personnel is when tightening handle, nothing
Method applies enough screw-down torques on handle, and causing staff to only rely on hand-power can not be by high-voltage grounding wire clamp firmly in iron
In tower main material, operating efficiency is slow.
Utility model content
The utility model provides a kind of high-voltage grounding wire clamp, to solve because handle length is too short, and operating personnel is twisting
During tight handle, it is impossible to apply enough screw-down torques on handle, causing staff to only rely on hand-power can not be by high-voltage earthing
The problem of wire clamp is fixed on iron tower main material, operating efficiency is slow.
According to embodiment of the present utility model there is provided a kind of high-voltage grounding wire clamp, including：Main folder body, dynamic dop, hold out against spiral shell
Bar and tighten bar；Wherein：
The main folder body includes quiet dop, linking arm and registration arm；The quiet dop is connected with one end of the linking arm,
The registration arm is connected with the other end of the linking arm；The quiet dop and the registration arm are located at the same of the linking arm
Side；The quiet dop and the registration arm are parallel to each other；Tapped through hole, the axle of the tapped through hole are provided with the registration arm
Line is parallel with the linking arm；The fastening screw passes through the tapped through hole, is threadedly coupled with the tapped through hole；The top
One end of tight screw rod is flexibly connected with the dynamic dop, and the fastening screw is flexibly connected with the dynamic dop, the dynamic dop
It is parallel with the quiet dop between the quiet dop and the registration arm；The other end of the fastening screw is twisted with described
Tight bar connection, described to tighten bar vertical with the fastening screw；It is described tighten bar be provided at both ends with extension rod.
Alternatively, the through hole that is provided at both ends with for tightening bar, the axis of the through hole tightens bar radial direction described in
Set；The cavity of one end open is provided with the extension rod, the extension rod is enclosed on described tighten on bar；Set in the through hole
It is equipped with spring；In the through hole, card bead is respectively arranged with the two ends of the spring；One end of the card bead and the spring phase
Contact, the other end is in contact with the extension rod；The circumferential surface of the extension rod is provided with multipair aperture, the multipair aperture
Axially it is distributed along the extension rod, aperture axis described in each pair is overlapped, and the aperture axis is parallel with the through-bore axis, described
Hole diameter is less than the card bead diameter.
Alternatively, the bar of tightening is provided at both ends with blind hole, and the axis of the blind hole is tightened bar radial direction described in and set
Put；The cavity of one end open is provided with the extension rod, the extension rod is enclosed on described tighten on bar；Set in the blind hole
There is spring；The blind hole openend is provided with card bead, and one end of the card bead is touched with the spring interface, and the other end prolongs with described
Stock is in contact；The circumferential surface of the extension rod is provided with multiple apertures, and multiple apertures axially divide along the extension rod
Cloth, the aperture axis and the blind hole diameter parallel, the hole diameter are less than the card bead diameter.
Alternatively, the bar of tightening is provided at both ends with threaded connector, and the diameter of the threaded connector is less than described twist
The diameter of tight bar；Described extension rod one end is provided with the screwed hole being engaged with the threaded connector；It is described to tighten bar and institute
State extension rod threaded connection.
Alternatively, the bar circumferential surface of tightening is provided with two the first recesses, and described two first recesses are relative to institute
State the axisymmetrical for tightening bar.
Alternatively, the extension rod circumferential surface is provided with two the second recesses, and described two second recesses are relative to institute
State the axisymmetrical of extension rod.
From above technical scheme, the utility model provides a kind of high-voltage grounding wire clamp, in use, adjustment high-voltage earthing
The position of wire clamp, makes the main material with electric power pylon be located between the quiet dop of high-voltage grounding wire clamp and dynamic dop, then tightens
High-voltage grounding wire clamp, is provided at both ends with extension rod, the screw-down torque that operating personnel's both hands apply acts on extension due to tightening bar
On bar, compared with applying screw-down torque on bar is tightened, the arm of force of screw-down torque is longer, and the torque acted on fastening screw is more
Greatly, high-voltage grounding wire clamp is fixedly secured on iron tower main material, not only increase high-altitude person works' efficiency, also solve work
Industry people staff only relies on the problem of high-voltage grounding wire clamp can not be clamped securely on iron tower main material by hand-power.
Brief description of the drawings
Fig. 1 is a kind of front view of high-voltage grounding wire clamp embodiment one of the utility model；
Fig. 2 is the partial sectional view that a kind of high-voltage grounding wire clamp embodiment one of the utility model tightens bar and extension rod；
Fig. 3 is a kind of outline drawing of high-voltage grounding wire clamp embodiment one of the utility model；
Fig. 4 is a kind of front view of high-voltage grounding wire clamp embodiment two of the utility model；
Fig. 5 is the partial sectional view that a kind of high-voltage grounding wire clamp embodiment two of the utility model tightens bar and extension rod；
Fig. 6 is a kind of front view of high-voltage grounding wire clamp embodiment three of the utility model；
Fig. 7 is the partial sectional view that a kind of high-voltage grounding wire clamp embodiment three of the utility model tightens bar and extension rod；
Fig. 8 is a kind of outline drawing of high-voltage grounding wire clamp embodiment three of the utility model.
Illustrate：
Wherein, 1- main folders body, the quiet dops of 11-, 12- linking arms, 13- registration arm, 131- tapped through holes, 2- moves dop, 3-
Fastening screw, 4- tightens bar, 41- through holes, 42- blind holes, 43- connectors, the recesses of 44- first, 5- extension rods, 51- springs, 52-
Card bead, 53- apertures, the recesses of 54- second, 55- screwed holes.
Embodiment
Embodiment one
It is a kind of first embodiment of high-voltage grounding wire clamp of the utility model referring to Fig. 1 to Fig. 3, including：It is main folder body 1, dynamic
Dop 2, fastening screw 3 and tighten bar 4.
Main folder body 1 includes quiet dop 11, linking arm 12 and and registration arm 13；One end of quiet dop 11 and linking arm 12 connects
Connect, registration arm 13 is connected with the other end of linking arm 12；Quiet dop 11 and registration arm 13 are located at the same side of linking arm 12；Quiet folder
Mouth 11 and registration arm 13 are parallel to each other；Tapped through hole 131, the axis and linking arm of tapped through hole 131 are provided with registration arm 13
12 is parallel；Fastening screw 3 passes through tapped through hole 131, is threadedly coupled with tapped through hole 131；One end of fastening screw 3 is with being provided with
The dynamic active link of dop 2, fastening screw 3 is flexibly connected with dynamic dop 2, is moved dop 2 and is located between quiet dop 11 and registration arm 13,
It is parallel with quiet dop 11；The other end of fastening screw 3 is tightened bar 4 and is connected with being connected with, and tightens bar 4 vertical with fastening screw 3；Twist
Tight bar 4 is provided at both ends with extension rod 5.Linking arm 12 can be set in the dynamic side of dop 2 slide rail, makes dop 2 along linking arm
12 slide rail movement, is easy to positioning；The end face of fastening screw 3 realizes flexible connection with dynamic dop 2 in the way of directly contacting, and also may be used
To set a diameter to be more than the positioning chamber of the Major Diam of fastening screw 3 on dynamic dop 2, one end of fastening screw 3 is limited
In positioning chamber, realize and be flexibly connected, it is, of course, also possible to belong to general knowledge as well known to those skilled in the art and usual skill using other
The connection method of art means.Quiet dop 11 and dynamic dop 2 can be set in the correspondence position of opposite face arc-shaped notch, is easy to make height
When crimping ground clamp is fixed on iron tower main material, iron tower main material can be stuck in recess, realize more preferable fixed effect.
That tightens bar 4 is provided at both ends with through hole 41, and the axis of through hole 41 is set along the radial direction of bar 4 is tightened；In extension rod 5
The cavity of one end open is provided with, extension rod 5, which is enclosed on, to be tightened on bar 4；Spring 51 is provided with through hole 41；In through hole 41, in bullet
The two ends of spring 51 are respectively arranged with card bead 52；One end of card bead 52 is in contact with spring 51, and the other end is in contact with extension rod 5；
The circumferential surface of extension rod 5 is provided with multipair aperture 53, and multipair aperture 53 is axially distributed along extension rod 5, the axle of each pair aperture 53
Line is overlapped, and the axis of aperture 53 and the diameter parallel of through hole 41, the diameter of aperture 53 are less than the diameter of card bead 52.The length of spring 51 should
Meet it and compressive state is used under the position limitation of card bead 52, and when spring 51 reaches maximum compressibility, two cards
The diameter of pearl 52 reaches that length sum during maximum compressibility is less than or equal to the diameter for tightening bar 4 with spring 51；Aperture 53 it is straight
Footpath can be axially uniformly distributed along extension rod 5；The purpose that the diameter of aperture 53 is less than the diameter of card bead 52 is to make extension rod 5 along tightening bar 4
When being moved to aperture 53 with 41 axis overlapping positions of through hole, card bead 52 can be stuck in aperture 53 in the presence of spring 51, limitation
The movement of extension rod 5, plays a part of positioning；Now, operating personnel first presses with finger to the position of mobile extension rod 5
Card bead 52 in both sides aperture 53 is stuck in, then pushes or pulls extension rod 5, extension rod 5 is withdrawn or is pulled to completely and be suitable as
The position of industry human users.
For ease of carrying, when not in use, extension rod 5 is in retracted state, that is, being pushed into extension rod 5 makes to tighten the two ends of bar 4
It is located at two cavity bottom positions of extension rod 5 respectively.
Can be set on the linking arm 12 of main folder body 1 has fastening bolt and nut, for connecting ground wire, high-voltage grounding wire clamp
Belong to general knowledge as well known to those skilled in the art with the connected mode of ground wire, this structure can according to production technology and use demand from
Row selection, the present embodiment is not specifically limited.
A kind of high-voltage grounding wire clamp provided from above technical scheme, the present embodiment, when in use, adjusts high-voltage connecting
The position of ground clamp, makes the iron tower main material with electric power pylon be located between the quiet dop 11 of high-voltage grounding wire clamp and dynamic dop 2,
Then extension rod 5 is pulled out, and the one pair of which aperture 53 of extension rod 5 is overlapped with tightening the axis of 4 through hole of bar 41, card bead 52 is in spring
It is stuck in the presence of 51 in aperture 53, limitation extension rod 5 is moved, and realizes the positioning of extension rod 5.When tightening, operating personnel is prolonging
Apply screw-down torque on stock 5, compared with applying screw-down torque on bar 4 is tightened, the arm of force of screw-down torque is longer, acts on top
Torque on tight screw rod 3 is bigger, high-voltage grounding wire clamp is fixedly secured on iron tower main material, not only increases people from high-altitude employee
Make efficiency, iron tower main material can not be clamped securely to by high-voltage grounding wire clamp by also solving operation people staff and only relying on hand-power
Upper the problem of.
Embodiment two
It is a kind of second embodiment of high-voltage grounding wire clamp of the utility model referring to Fig. 4 and Fig. 5.Second embodiment is provided
A kind of high-voltage grounding wire clamp and first embodiment difference in place of be：Tighten bar 4 and be provided at both ends with blind hole 42, blind hole 42
Axis is set along the radial direction of bar 4 is tightened；The cavity of one end open is provided with extension rod 5, extension rod 5, which is enclosed on, to be tightened on bar 4；
Spring 51 is provided with blind hole 42；The openend of blind hole 42 is provided with card bead 52, and one end of card bead 52 is in contact with spring 51, another
End is in contact with extension rod 5；The circumferential surface of extension rod 5 is provided with multiple apertures 53, and multiple apertures 53 axially divide along extension rod 5
Cloth, the axis of aperture 53 and the diameter parallel of blind hole 42, the diameter of aperture 53 are less than the diameter of card bead 52.The length of spring 51 should meet its
Compressive state is used under the position limitation of card bead 52 and the bottom of blind hole 42, and when spring 51 reaches maximum compressibility, card
The diameter of pearl 52 reaches that length sum during maximum compressibility is less than or equal to the hole depth of blind hole 42 with spring 51；The diameter of aperture 53
Can axially it be uniformly distributed along extension rod 5, the purpose that the diameter of aperture 53 is less than the diameter of card bead 52 is extension rod 5 is moved along bar 4 is tightened
When moving aperture 53 with 42 axis overlapping positions of blind hole, card bead 52 can be stuck in aperture 53 in the presence of spring 51, and limitation is prolonged
Stock 5 is moved, and plays a part of positioning；Now, operating personnel first presses with finger and is stuck in the position of mobile extension rod 5
Card bead 52 in both sides aperture 53, then pushes or pulls extension rod 5, extension rod 5 is withdrawn or be pulled to completely suitable operation people
The position of member's operation.
For ease of carrying, when not in use, extension rod 5 is in retracted state, that is, being pushed into extension rod 5 makes to tighten the two ends of bar 4
It is located at two cavity bottom positions of extension rod 5 respectively.
Can be set on the linking arm 12 of main folder body 1 has fastening bolt and nut, for connecting ground wire, high-voltage grounding wire clamp
Belong to general knowledge as well known to those skilled in the art with the connected mode of ground wire, this structure can according to production technology and use demand from
Row selection, the present embodiment is not specifically limited.
From above technical scheme, a kind of high-voltage grounding wire clamp that the present embodiment is provided when in use, adjusts high-voltage connecting
The position of ground clamp, makes the iron tower main material with electric power pylon be located between the quiet dop 11 of high-voltage grounding wire clamp and dynamic dop 2,
Then extension rod 5 is pulled out, and the one of aperture 53 of extension rod 5 is overlapped with tightening the axis of 4 blind hole of bar 42, card bead 52 is in spring
It is stuck in the presence of 51 in aperture 53, limitation extension rod 5 is moved, and realizes the positioning of extension rod 5.When tightening, operating personnel is prolonging
Apply screw-down torque on stock 5, compared with applying screw-down torque on bar 4 is tightened, the arm of force of screw-down torque is longer, acts on top
Torque on tight screw rod 3 is bigger, high-voltage grounding wire clamp is fixedly secured on iron tower main material, not only increases people from high-altitude employee
Make efficiency, iron tower main material can not be clamped securely to by high-voltage grounding wire clamp by also solving operation people staff and only relying on hand-power
Upper the problem of.
Embodiment three
It is a kind of 3rd embodiment of high-voltage grounding wire clamp of the utility model referring to Fig. 5 to Fig. 8.3rd embodiment is provided
A kind of high-voltage grounding wire clamp and first embodiment and second embodiment difference in place of be：Tighten bar 4 and be provided at both ends with spiral shell
Line connector 43, the diameter of threaded connector 43 is less than the diameter for tightening bar 4；The one end of extension rod 5 is provided with and threaded connector
43 screwed holes 55 being engaged；Tighten bar 4 and extension rod 5 is threadedly coupled.The extension rod 5 of this structure is detachable, outside extension rod 5
Surface can be set with rubber sleeve to increase coefficient of friction, be easy to operating personnel to use, it would however also be possible to employ other skilled in the art
The method of the increase coefficient of friction of common knowledge；
Alternatively, tighten the circumferential surface of bar 4 and be provided with two the first recesses 44, two the first recesses 44 are relative to tightening bar
4 axisymmetrical.
Alternatively, the circumferential surface of extension rod 5 is provided with two the second recesses 54, and two the second recesses 54 are relative to extension rod
5 axisymmetrical.
The effect of first recess 44 and the second recess 54 be easy to operating personnel it is free-hand can not back out extension rod 5 when make
Extension rod 5 is backed out with pliers or spanner.
From above technical scheme, when in use, extension rod 5 is revolved for a kind of high-voltage grounding wire clamp that the present embodiment is provided
Tightly on bar 4 is tightened, the position of high-voltage grounding wire clamp is adjusted, the iron tower main material with electric power pylon is located at high-voltage grounding wire clamp
Quiet dop 11 and dynamic dop 2 between, when tightening, operating personnel applies screw-down torque on extension rod 5, and on bar 4 is tightened
Apply screw-down torque to compare, the arm of force of screw-down torque is longer, and the torque acted on fastening screw 3 is bigger, makes high-voltage grounding wire
Folder can be fixedly secured on iron tower main material, not only increased high-altitude person works' efficiency, also solved operation people staff only
The problem of high-voltage grounding wire clamp can not being clamped securely to by hand-power on iron tower main material.
Above-described the utility model embodiment does not constitute the restriction to the utility model protection domain.
Claims (6)
1. a kind of high-voltage grounding wire clamp, it is characterised in that including：
Main folder body (1), dynamic dop (2), fastening screw (3) and tighten bar (4)；
The main folder body (1) includes quiet dop (11), linking arm (12) and registration arm (13)；
The quiet dop (11) is connected with one end of the linking arm (12), the registration arm (13) and the linking arm (12)
The other end is connected；The quiet dop (11) and the registration arm (13) are located at the same side of the linking arm (12)；The quiet folder
Mouth (11) and the registration arm (13) are parallel to each other；
Tapped through hole (131), axis and the linking arm of the tapped through hole (131) are provided with the registration arm (13)
(12) it is parallel；
The fastening screw (3) passes through the tapped through hole (131), is threadedly coupled with the tapped through hole (131)；
Described fastening screw (3) one end is flexibly connected with the dynamic dop (2), and the dynamic dop (2) is located at the quiet dop
(11) it is parallel with the quiet dop (11) between the registration arm (13)；
Fastening screw (3) other end is connected with the bar (4) of tightening, and the bar (4) of tightening hangs down with the fastening screw (3)
Directly；
The bar (4) of tightening is provided at both ends with extension rod (5).
2. high-voltage grounding wire clamp according to claim 1, it is characterised in that
It is described tighten bar (4) be provided at both ends with through hole (41), the axis of the through hole (41) tightens bar (4) radial direction side described in
To setting；
The cavity of one end open is provided with the extension rod (5), the extension rod (5) is enclosed on described tighten on bar (4)；
Spring (51) is provided with the through hole (41)；
In the through hole (41), card bead (52) is respectively arranged with the two ends of the spring (51)；One end of the card bead (52)
It is in contact with the spring (51), the other end is in contact with the extension rod (5)；
The circumferential surface of the extension rod (5) is provided with multipair aperture (53), and the multipair aperture (53) is along the extension rod (5)
Axially distribution, aperture (53) axis described in each pair is overlapped, aperture (53) axis and the through hole (41) diameter parallel, described
Aperture (53) diameter is less than card bead (52) diameter.
3. high-voltage grounding wire clamp according to claim 1, it is characterised in that
The bar (4) of tightening is provided at both ends with blind hole (42), and the axis of the blind hole (42) tightens bar (4) radial direction described in
Set；
The cavity of one end open is provided with the extension rod (5), the extension rod (5) is enclosed on described tighten on bar (4)；
Spring (51) is provided with the blind hole (42)；
Blind hole (42) openend is provided with card bead (52), and one end of the card bead (52) is in contact with the spring (51),
The other end is in contact with the extension rod (5)；
The circumferential surface of the extension rod (5) is provided with multiple apertures (53), and multiple apertures (53) are along the extension rod (5)
Axially distribution, aperture (53) axis and the blind hole (42) diameter parallel, aperture (53) diameter are less than card bead (52)
Diameter.
4. high-voltage grounding wire clamp according to claim 1, it is characterised in that
The bar (4) of tightening is provided at both ends with threaded connector (43), and the diameter of the threaded connector (43) is less than described twist
The diameter of tight bar (4)；
Described extension rod (5) one end is provided with the screwed hole (55) being engaged with the threaded connector (43)；
It is described to tighten bar (4) and the extension rod (5) threaded connection.
5. high-voltage grounding wire clamp according to claim 4, it is characterised in that described bar (4) circumferential surface of tightening is provided with
Two the first recesses (44), described two first recesses (44) are relative to the axisymmetrical for tightening bar (4).
6. high-voltage grounding wire clamp according to claim 4, it is characterised in that extension rod (5) circumferential surface is provided with
Two the second recesses (54), axisymmetrical of described two second recesses (54) relative to the extension rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396268.0U CN206619713U (en) | 2017-04-14 | 2017-04-14 | A kind of high-voltage grounding wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396268.0U CN206619713U (en) | 2017-04-14 | 2017-04-14 | A kind of high-voltage grounding wire clamp |
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| Publication Number | Publication Date |
|---|---|
| CN206619713U true CN206619713U (en) | 2017-11-07 |
Family
ID=60223297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720396268.0U Active CN206619713U (en) | 2017-04-14 | 2017-04-14 | A kind of high-voltage grounding wire clamp |
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| CN (1) | CN206619713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980381A (en) * | 2019-04-29 | 2019-07-05 | 国网上海市电力公司 | A kind of electric connecting armour clamp and its method |
-
2017
- 2017-04-14 CN CN201720396268.0U patent/CN206619713U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980381A (en) * | 2019-04-29 | 2019-07-05 | 国网上海市电力公司 | A kind of electric connecting armour clamp and its method |
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