CN206304307U - One kind steps on lever foot fastener - Google Patents
One kind steps on lever foot fastener Download PDFInfo
- Publication number
- CN206304307U CN206304307U CN201621434211.7U CN201621434211U CN206304307U CN 206304307 U CN206304307 U CN 206304307U CN 201621434211 U CN201621434211 U CN 201621434211U CN 206304307 U CN206304307 U CN 206304307U
- Authority
- CN
- China
- Prior art keywords
- grip portions
- gag lever
- lever post
- foot fastener
- electric pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000006835 compression Effects 0.000 claims abstract description 29
- 238000007906 compression Methods 0.000 claims abstract description 29
- 210000000078 claw Anatomy 0.000 claims description 44
- 238000003825 pressing Methods 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 9
- 210000002421 cell wall Anatomy 0.000 claims description 8
- 241000826860 Trapezium Species 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 230000003139 buffering effect Effects 0.000 claims 1
- 241001503987 Clematis vitalba Species 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 230000009194 climbing Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
Lever foot fastener is stepped on the utility model discloses one kind, solve the problems, such as to step on lever foot fastener security relatively low, the technical scheme for solving the problem mainly includes pedal, rubber strip, grip portions and the pole support being connected with pedal, rubber strip is connected to pole support through grip portions, pole support is provided with the first compression spring for contacting at grip portions, it is close to the friction plate of electric pole, the chute extended in short transverse and the extension slot connected with chute, grip portions are provided with gag lever post, friction plate is connected to drive gag lever post in slide with gag lever post, first compression spring promotes grip portions to hold electric pole tightly when gag lever post slides to extension slot.Mobile meeting automatic grip portions of the friction plate when climbers skid firmly grasp electric pole in the utility model, realize and step on the dual fail-safe that lever foot fastener is used, it is ensured that the life safety of repair personnel.
Description
Technical field
The utility model belongs to electric machinery manufacturing technology field, and in particular to one kind steps on lever foot fastener.
Background technology
There is the power circuit that many concrete wire poles set up in power grid construction, when electric pole breaks down out of doors, maintenance
Personnel must be climbed failture evacuation to electric pole to ensure power supply with most fast speed.In reality, maintenance personal carries out electric power
When line fault is rushed to repair, bar librarian use climbers upper boom and lower beam are stepped on, however, in snowy day and frosty weather, because electric pole makes moist
Or icing causes that climbers rubber diminishes with the frictional force of electric pole, steps on bar personnel and skidding occurs during lower beam on using climbers, therefore
In the presence of great potential safety hazard.
Utility model content
What the utility model purpose to be reached just was to provide a kind of safe anti-slipping steps on lever foot fastener, it is ensured that the people of repair personnel
Raw safety.
In order to achieve the above object, the utility model is adopted the following technical scheme that：One kind steps on lever foot fastener, including pedal,
Rubber strip, grip portions and the pole support being connected with pedal, rubber strip are connected to pole support, pole branch through grip portions
Frame be provided with the first compression spring for contacting at grip portions, the friction plate for being close to electric pole, short transverse extend chute and
The extension slot connected with chute, grip portions are provided with gag lever post, and friction plate is connected to drive gag lever post to be slided in chute with gag lever post
Dynamic, the first compression spring promotes grip portions to hold electric pole tightly when gag lever post slides to extension slot.
Further, the grip portions include multiple arcs claw, the second compression spring and the card slided for arc-shaped claws
Pawl sliding rail frame, claw sliding rail frame is connected to gag lever post, and free gap, the second compression spring are provided between adjacent arc-shaped claws head and the tail
Connected in free gap and with adjacent arc-shaped claws.
Further, the rubber strip is provided with connecting rod, and hole is communicated with claw sliding rail frame, and connecting rod passes through connection
Hole is threadedly coupled with pole support.
Further, the pole support is provided with stair-stepping mounting groove, and claw sliding rail frame is stretched into mounting groove and supported
Touch on the step of mounting groove, claw sliding rail frame is provided with extending column, the first compression spring is set in extending column outside and contradicts
In the bottom wall of mounting groove.
Further, the arc-shaped claws are provided with the latch extended to electric pole, and latch is trapezium structure and contacts at electricity
The side of bar is provided with anti-slip tank, and the bearing of trend of anti-slip tank is vertical with glide direction.
Further, it is provided with the notch of the extension slot to the flap shutter overturn inside extension slot, at the top of chute
Cell wall is provided with limited block, and flap shutter is contacted on limited block when being overturn to chute, and the free end of flap shutter is prolonged with relative
Stretch width of the distance between the groove cell wall less than gag lever post.
Further, the limited block is provided with the draw ring for stretching out pole support and the pressing plate for being connected to draw ring, extension slot
The ejector spring withstood on pressing plate is inside provided with, ejector spring contacts at spacing when draw ring drives limited block and pressing plate to move up
Flap shutter is opened with outside top on bar.
Further, the friction plate is provided with mounting cylinder and the buffer spring in mounting cylinder, and gag lever post is provided with
Spacing ring, spacing ring is stretched into mounting cylinder and is against on buffer spring.
Further, locating piece is provided with the outside of the mounting cylinder, locating piece is contacted on the madial wall of pole support.
Further, the rubber strip is provided with equally distributed trapezoidal aluminium block, and the bottom of trapezoidal aluminium block contacts at electricity
On bar.
After adopting the above technical scheme, the utility model has the following advantages that：
1st, on the one hand, grip portions are located between rubber strip and pole support, when in normal state using lever foot fastener is stepped on, by
Grip portions are protruded from rubber strip, lever foot fastener is stepped on and is realized that the bar of stepping on of repair personnel is climbed by rubber strip and the frictional force on electric pole surface
Climb, and in overcast and rainy frosty weather, the friction plate being connected with gag lever post is adjusted manually, the first compression spring on pole support drives
Grip portions are to electric pole movement firmly grasping electric pole, it is to avoid lever foot fastener landing is stepped on electric pole surface when more sliding；On the other hand, in climbing process
Middle friction plate is close to electric pole, and when stepping on lever foot fastener skidding, friction plate is subject to the effect of force of sliding friction to exist relative to pole support
Moved in short transverse, mobile friction plate drives gag lever post to be slipped into extension slot from chute, and gag lever post is when slipping into extension slot,
First compression spring drives grip portions to be moved to electric pole and promptly electric pole, even if repair personnel steps on bar from rubber strip climbing to light
Sliding section and when sliding, the movement of friction plate also can automatic grip portions firmly grasp electric pole, realize and step on double guarantors that lever foot fastener is used
Danger, it is ensured that the life safety of repair personnel, while, it is to avoid the complex diagnostics of electric pole smoothness before climbing, improve repairing
Efficiency.
2nd, free gap provides activity space for arc-shaped claws to electric pole movement, not only avoids between adjacent arc-shaped claws
Extruding, and increased the promptly point of arc-shaped claws and electric pole, improves the promptly effect of grip portions, and the second compression spring is by phase
Adjacent arc-shaped claws are connected as one, and facilitate the assembling of arc-shaped claws, also limit the relative position between arc-shaped claws, it is ensured that grab
Firmly grasp a little more uniform to electric pole in tight portion.
3rd, connecting rod connects as one pole support and rubber strip, and connecting rod limits grip portions with intercommunicating pore cooperation
Motion track, beneficial to grip portions mobile holding diametrically, the frictional force for also avoiding grip portions from being subject to is excessive and embraced with whole
Bar support departs from, and reliability is higher.
4th, claw sliding rail frame is stretched into mounting groove and contacted on the step of mounting groove, it is ensured that grip portions are in mounting bracket
Radially Stable sliding, it is to avoid the deflection in sliding process, also realizes positioning of the grip portions in radial direction, it is ensured that rubber strip is exposed to
Grip portions are holding electric pole tightly；The spacing telescopic direction of the first compression spring of setting of extending column, it is to avoid the first compression spring exists
Arc-shaped claws be subject to electric pole frictional force when deflect and cannot normal reset, improve the stability of the first compression spring.
5th, it is provided with the notch of extension slot to the flap shutter overturn inside extension slot, gag lever post is slided to and prolonged in chute
Stretch groove it is concordant when, due to the elastic force effect by the first compression spring, inwardly top is opened flap shutter and is slipped into extension slot, chute top
The cell wall in portion is provided with limited block, and flap shutter is contacted on limited block when being overturn to chute, it is to avoid gag lever post is outside from extension slot
Open flap shutter and slip into chute again in top, it is ensured that grip portions firmly grasp the stability of electric pole, the free end of flap shutter with it is relative
The width of the distance between extension slot cell wall less than gag lever post, avoid gap of the gag lever post between flap shutter and extension slot
In slip into chute again, so as to ensure that grip portions firmly grasp electric pole all the time, the security of lever foot fastener is stepped in raising.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is to step on the structure chart of lever foot fastener in embodiment one；
Fig. 2 is to step on the sectional view (rubber strip holding electric pole) of lever foot fastener in embodiment one；
Fig. 3 is to step on the sectional view (grip portions holding electric pole) of lever foot fastener in embodiment one；
Fig. 4 is sectional view of the pole support at friction plate in embodiment one；
Fig. 5 is the enlarged drawing at A in Fig. 1.
Specific embodiment
Embodiment one：
The utility model provides one kind and steps on lever foot fastener, described as shown in Figure 1 to Figure 4, including pedal 1, rubber strip 2, grip portions 3
And the pole support 4 being connected with pedal 1, rubber strip 2 is connected to pole support 4, set on pole support 4 through grip portions 3
Have the first compression spring 5 for contacting at grip portions 3, the friction plate 6 for being close to electric pole, short transverse extend chute 41 and with
The extension slot 42 of the connection of chute 41, grip portions 3 are provided with gag lever post 7, and friction plate 6 is connected to drive gag lever post 7 to exist with gag lever post 7
Slided in chute 41, the first compression spring 5 promotes grip portions 3 to hold electric pole tightly when gag lever post 7 slides to extension slot 42.
On the one hand, grip portions 3 are located between rubber strip 2 and pole support 4, when in normal state using lever foot fastener is stepped on,
Because rubber strip 2 protrudes from grip portions 3, step on lever foot fastener and realize repair personnel's by the frictional force on rubber strip 2 and electric pole surface
Bar climbing is stepped on, and in overcast and rainy frosty weather, the friction plate 6 being connected with gag lever post 7 is adjusted manually, the first pressure on pole support 4
Contracting spring 5 drives grip portions 3 to electric pole movement to firmly grasp electric pole, it is to avoid lever foot fastener landing is stepped on electric pole surface when more sliding；The opposing party
Face, friction plate 6 is close to electric pole during climbing, and when stepping on lever foot fastener skidding, friction plate 6 is subject to the effect phase of force of sliding friction
Moved in the height direction for pole support 4, mobile friction plate 6 drives gag lever post 7 to be slipped into extension slot 42 from chute 41,
And gag lever post 7 is when slipping into extension slot 42, the first compression spring 5 drives grip portions 3 to be moved to electric pole and promptly electric pole, even if repairing
Choice of members rubber strip 2 is stepped on bar and is climbed when being slid to smooth section, the movement of friction plate 6 also can automatic grip portions 3 firmly grasp
Electric pole, realizes and steps on the dual fail-safe that lever foot fastener is used, it is ensured that the life safety of repair personnel, while, it is to avoid electricity before climbing
The complex diagnostics of bar smoothness, improve first-aid repair efficiency.
With reference to Fig. 5, grip portions 3 include multiple arcs claw 31, the second compression spring 32 and for the slip of arc-shaped claws 31
Claw sliding rail frame 33, claw sliding rail frame 33 is connected to gag lever post 7, and free gap is provided between the head and the tail of adjacent arc-shaped claws 31, the
Two compression springs 32 are connected in free gap and with adjacent arc-shaped claws 31.Free gap is that arc-shaped claws 31 are moved to electric pole
It is dynamic that activity space is provided, the extruding between adjacent arc-shaped claws 31 is not only avoided, and increased arc-shaped claws 31 with electric pole
Promptly point, improves the promptly effect of grip portions 3, and the second compression spring 32 connects as one adjacent arc-shaped claws 31, convenient
The assembling of arc-shaped claws 31, also limit the relative position between arc-shaped claws 31, it is ensured that grip portions 3 are firmly grasped a little more to electric pole
Uniformly.
Rubber strip 2 is provided with connecting rod 21, and hole 331 is communicated with claw sliding rail frame 33, and connecting rod 21 passes through intercommunicating pore
331 are threadedly coupled with pole support 4.Connecting rod 21 connects as one pole support 4 with rubber strip 2, connecting rod 21 with connect
Hole 331 coordinates the motion track for limiting grip portions 3, beneficial to the mobile holding diametrically of grip portions 3, also avoids grip portions 3
The frictional force being subject to is excessive and departs from whole pole support 4, and reliability is higher.
Pole support 4 is provided with stair-stepping mounting groove 43, and claw sliding rail frame 33 is stretched into mounting groove 43 and contacts at peace
On the step of tankage 43, it is ensured that radially Stable sliding of the grip portions 3 in pole support 4, it is to avoid the deflection in sliding process,
Realize positioning of the grip portions 3 in radial direction, it is ensured that rubber strip 2 is exposed to grip portions 3 to hold electric pole tightly；Claw sliding rail frame 33 is provided with
Extending column 332, the first compression spring 5 is set in the outside of extending column 332 and contacts at the bottom wall of mounting groove 43, extending column 332
The spacing telescopic direction of the first compression spring 5 is set, it is to avoid the first compression spring 5 is rubbed in arc-shaped claws 31 by electric pole
Deflected during power and cannot normal reset, improve the stability of the first compression spring 5.
In the present embodiment, arc-shaped claws 31 are provided with the latch 311 extended to electric pole, and latch 311 is trapezium structure and supports
Touch and be provided with anti-slip tank 41 in the side of electric pole, the bearing of trend of anti-slip tank 41 is vertical with glide direction, improve latch 311 with electricity
Frictional force between bar.
It is provided with the notch of extension slot 42 to the flap shutter 8 overturn inside extension slot 42, gag lever post 7 is sliding in chute 41
When extremely concordant with extension slot 42, flap shutter 8 opened due to the inside top of elastic force effect by the first compression spring 5 and slips into extension slot
In 42, the cell wall at the top of chute 41 is provided with limited block 9, and flap shutter 8 is contacted on limited block 9 when being overturn to chute 41, it is to avoid
Gag lever post 7 is opened flap shutter 8 and is slipped into again in chute 41 from the outside top of extension slot 42, it is ensured that grip portions 3 firmly grasp the stabilization of electric pole
The width of the distance between property, the free end of flap shutter 8 and relative cell wall of extension slot 42 less than gag lever post 7, it is to avoid spacing
Bar 7 is slipped into chute 41 again in the gap between flap shutter 8 and extension slot 42, so as to ensure that grip portions 3 are firmly grasped all the time
The security of lever foot fastener is stepped in electric pole, raising.
Limited block 9 is provided with the draw ring 91 for stretching out pole support 4 and the pressing plate 92 for being connected to draw ring 91, extension slot 42 and sets
There is the ejector spring 93 withstood on pressing plate 92, ejector spring 93 is supported when draw ring 91 drives limited block 9 and pressing plate 92 to move up
Touch on gag lever post 7 with it is outside top open flap shutter 8.Draw ring 91 drives and moved on limited block 9 and pressing plate 92, and flap shutter 8 is to cunning
The rotation in the direction of groove 41 is no longer limited, and ejector spring 93 extends and contact on gag lever post 7 to the direction of gag lever post 7, positioned at extension
Outwards top is opened during flap shutter 8 slips into chute 41 again in the presence of the ejector spring 93 for gag lever post 7 in groove 42, completes to firmly grasp
Hand-reset after the completion of the use of portion 3, the manual switching of pattern is firmly grasped beneficial to grip portions 3 and rubber strip 2.
Friction plate 6 is provided with mounting cylinder 61 and the buffer spring in mounting cylinder 61 62, and gag lever post 7 is provided with spacing ring
71, spacing ring 71 is stretched into mounting cylinder 61 and is against on buffer spring 62, and mounting cylinder 61 is set to gag lever post 7 and friction plate 6
There is provided flexible activity space, it is ensured that gag lever post 7 can be slided to smoothly in extension slot 42, and the setting of buffer spring 62 is not only
For friction plate 6 provides pretightning force, it is ensured that friction plate 6 is close to electric pole, and promotion gag lever post 7 is after flap shutter 8 outwards upset
Stress is slided in chute 41.
The outside of mounting cylinder 61 is provided with locating piece 72, and locating piece 72 is contacted on the madial wall of pole support 4.Locating piece 72
Setting limit the extension elongation of mounting cylinder 61, it is to avoid mounting cylinder 61 is deviate from from pole support 4, and raising entirely steps on lever foot fastener
Stability.
Rubber strip 2 is provided with equally distributed trapezoidal aluminium block 10, and the bottom of trapezoidal aluminium block 10 is contacted on electric pole.Uniformly
The aluminium block 10 of distribution improves the non-skid property of rubber strip 2, it is to avoid occur beating between rubber strip 2 and electric pole during normal use
Sliding, the aluminium block 10 of trapezium structure not only facilitates to be installed, and under conditions of the size of rubber strip 2 is ensured, increased aluminium block 10 with
The contact area of electric pole.
In addition to above preferred embodiment, the utility model also has other implementation methods, and those skilled in the art can be with root
It is variously modified according to the utility model and is deformed, without departing from spirit of the present utility model, the utility model all should be belonged to
Scope as defined in the claims.
Claims (10)
1. one kind steps on lever foot fastener, it is characterised in that：Including pedal, rubber strip, grip portions and the pole being connected with pedal
Support, rubber strip is connected to pole support through grip portions, pole support be provided with contact at grip portions the first compression spring,
The friction plate for being close to electric pole, the chute extended in short transverse and the extension slot connected with chute, grip portions are provided with spacing
Bar, friction plate is connected with gag lever post to drive gag lever post in slide, and the first compression spring is when gag lever post slides to extension slot
Grip portions are promoted to hold electric pole tightly.
It is 2. according to claim 1 to step on lever foot fastener, it is characterised in that：The grip portions include multiple arcs claw, second
Compression spring and the claw sliding rail frame slided for arc-shaped claws, claw sliding rail frame are connected to gag lever post, and adjacent arc-shaped claws are from beginning to end
Between be provided with free gap, the second compression spring is connected in free gap and with adjacent arc-shaped claws.
It is 3. according to claim 2 to step on lever foot fastener, it is characterised in that：The rubber strip is provided with connecting rod, claw slide rail
Hole is communicated with frame, connecting rod is threadedly coupled through intercommunicating pore with pole support.
It is 4. according to claim 3 to step on lever foot fastener, it is characterised in that：The pole support is provided with stair-stepping installation
Groove, claw sliding rail frame is stretched into mounting groove and contacted on the step of mounting groove, and claw sliding rail frame is provided with extending column, the first pressure
Contracting spring housing is loaded on extending column outside and contacts at the bottom wall of mounting groove.
It is 5. according to claim 2 to step on lever foot fastener, it is characterised in that：The arc-shaped claws are provided with the card extended to electric pole
Tooth, latch is trapezium structure and contacts at the side of electric pole and be provided with anti-slip tank, and the bearing of trend of anti-slip tank is vertical with glide direction.
6. lever foot fastener is stepped on according to claim 1 to 5 any one, it is characterised in that：Set at the notch of the extension slot
The flap shutter of oriented extension slot inside upset, the cell wall at the top of chute is provided with limited block, and flap shutter is supported when being overturn to chute
Touch on limited block, the width of the distance between the free end of flap shutter and relative extension slot cell wall less than gag lever post.
It is 7. according to claim 6 to step on lever foot fastener, it is characterised in that：The limited block is provided with the drawing for stretching out pole support
Ring and the pressing plate for being connected to draw ring, are provided with the ejector spring withstood on pressing plate in extension slot, ejector spring drives spacing in draw ring
Block and pressing plate to be contacted at when moving up and open flap shutter with outside top on gag lever post.
8. lever foot fastener is stepped on according to claim 1 to 5 any one, it is characterised in that：The friction plate is provided with installation
Cylinder and the buffer spring in mounting cylinder, gag lever post are provided with spacing ring, and spacing ring is stretched into mounting cylinder and is against buffering elastic
On spring.
It is 9. according to claim 8 to step on lever foot fastener, it is characterised in that：Locating piece is provided with the outside of the mounting cylinder, is positioned
Block is contacted on the madial wall of pole support.
10. lever foot fastener is stepped on according to claim 1 to 5 any one, it is characterised in that：The rubber strip is provided with uniformly
The trapezoidal aluminium block of distribution, the bottom of trapezoidal aluminium block is contacted on electric pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434211.7U CN206304307U (en) | 2016-12-26 | 2016-12-26 | One kind steps on lever foot fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434211.7U CN206304307U (en) | 2016-12-26 | 2016-12-26 | One kind steps on lever foot fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206304307U true CN206304307U (en) | 2017-07-07 |
Family
ID=59245874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434211.7U Active CN206304307U (en) | 2016-12-26 | 2016-12-26 | One kind steps on lever foot fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206304307U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512336A (en) * | 2016-12-26 | 2017-03-22 | 国网浙江省电力公司湖州供电公司 | Climbing pole foot fastener |
-
2016
- 2016-12-26 CN CN201621434211.7U patent/CN206304307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512336A (en) * | 2016-12-26 | 2017-03-22 | 国网浙江省电力公司湖州供电公司 | Climbing pole foot fastener |
| CN106512336B (en) * | 2016-12-26 | 2019-01-04 | 国网浙江省电力公司湖州供电公司 | A kind of lineman climber |
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