CN104158108B - cable pulling device - Google Patents
cable pulling device Download PDFInfo
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- CN104158108B CN104158108B CN201410285977.2A CN201410285977A CN104158108B CN 104158108 B CN104158108 B CN 104158108B CN 201410285977 A CN201410285977 A CN 201410285977A CN 104158108 B CN104158108 B CN 104158108B
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- clamping bar
- clamping
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Abstract
The invention belongs to the field of cable installation matching equipment and particularly relates to a cable pulling device. The cable pulling device comprises an annular sleeving part and a clamping part. The profile of the clamping part is a cone cage-shaped fence. Each clamp rod on the clamping part can synchronously leave or approach the axis of the annular sleeving part along the radial direction of the annular sleeving part in a reciprocating manner. The minimal inner diameter of the clamping part is smaller than the outer diameter of a to-be-pulled cable body, and the maximal inner diameter is larger than or equal to the outer diameter of the to-be-pulled cable body. The outer wall of the annular sleeving part is provided with a handle part. A large-diameter port of the annular sleeving part, at the clamping part, is provided with notch grooves. The profile of each clamp rod is straight, each clamp rod is positioned in one notch groove, and a body of each clamp rod is hinged to groove walls at two sides. The axis of a hinged shaft formed by each clamp rod and one notch groove is vertical to the axis of the annular sleeving part. The cable pulling device also comprises an elastic reset unit. The cable pulling device is convenient to use and high in operational efficiency, and can effectively solve a problem that distortion of a cable body is accumulated when a traditional cable is pulled.
Description
Technical field
The invention belongs to cable installs corollary equipment field and in particular to a kind of cable pulls device.
Background technology
With the continuous development of China's electric utility, the use of the cable such as cable has increasingly been popularized in real life
In.At present for the installation of cable, installation measure also mostly inheriting traditional, also will unload down to construction point cable disc
Afterwards, it is installed on swinging mounting first, then relies on manpower cable cable body of holding with a firm grip to be pulled, so that cable disc turns relatively
The rotation of dynamic support, and then realize extracting and later stage installation purpose of cable.
The defect that above-mentioned traditional operation mode exists: be on the one hand using manually directly holding the side promptly being pulled
Formula work efficiency is relatively low, and especially thick cable body grips extremely inconvenience, and the point of application is few, wastes time and energy；What is more important,
Because when cable itself is coiled on cable disc, itself, already at cable body flexural loading state, firmly grasps cable in manpower and is drawn
When dragging, cable cable body often can be caused again to produce along its circumferential cable body torsion action, consider further that the gripping to cable body for the manpower
Pulling is persistently to grip process, and during this results in whole cable body pulling, the degreeof tortuosity of above-mentioned cable cable body can gradually tire out
Meter, thus have a negative impact to vulnerable components such as its inside copper wires；For avoiding above-mentioned phenomenon, staff needs often to pull one
After section cable, both hands unclamp the row dragging again after its deformation recovery of cable body, and this will certainly reduce real work efficiency.
For these reasons, producer is had also once to consider to replace manpower gripping to pull using some mechanical as clamped running roller etc.
Mode carry out cable laying, no matter but tentatively the inconvenience installed of its plant equipment bulkyness and transport, its equipment
The cable body twisted phenomena that cable body is born when pulling cable is often more more notable than Traditional Man construction, this is because machine
Device pulls more standby continuity for relative manpower, and then causes cable body degreeof tortuosity to accumulate faster, in above-mentioned cable for a long time
Under the deformation accumulation of cable body, cable often produces the tear of cable body or even phenomenon of rupture faster, and this not only increased practice of construction
Cost, also brings very big puzzlement to field personnel simultaneously.
Content of the invention
It is an object of the invention to provide a kind of rational in infrastructure and cable of practicality pulls device, it is convenient to use, can be
While effective lifting operation efficiency, also it is avoided that the cable body torsion resistance accumulation problem that cable occurs when persistently pulling.
For achieving the above object, present invention employs technical scheme below:
A kind of cable pulls device, clamps to be pulled line for sheathed including ring sleeve portion and arranged concentric in ring sleeve portion
The clamping part of cable cable body；Clamping part is made up of around ring sleeve portion axis at least three clamping bars, and its profile is in by ring sleeve portion one end
The gradually little cone cage type fence columnar structure of bore at its other end；Each clamping bar on described clamping part can be along ring sleeve portion radial direction
Make synchronous away from or the reciprocating action near ring sleeve portion axis；The minimum diameter of clamping part is less than cable cable body external diameter to be pulled
And maximum inner diameter is more than or equal to cable cable body external diameter to be pulled；It is disposed with described ring sleeve portion outer wall and be easy to manpower gripping or machine
The handle portion of tool assembling；Described ring sleeve portion is jagged along its axial indent arrangement in the heavy caliber end place end of clamping part
Groove, described clamping bar profile is in that vertical bar is shaft-like, and each clamping bar is located at gap slot and constitutes hinged joining and between its shaft and both sides cell wall
Close, each clamping bar ring sleeve portion axis arrangement all vertical with the jointed shaft axis that gap slot is constituted；Described cable pulls device and also includes
Back along ring sleeve portion radial direction the elastic reset unit of reset for ordering about each clamping bar.
Cable pull device also include for gap slot between the affixed abaculus of inlay card, described jointed shaft one end is fixed in clamping bar
At shaft, the other end is axially postponed along its jointed shaft and is constituted revolution cooperation and between abaculus；Between described abaculus and gap slot bottom land
Bolt is affixed.
Described elastic reset unit includes compression spring；Described compression spring one end be embedded at ring sleeve portion internal chamber wall and with
It is affixed；The other end of compression spring radially extends along ring sleeve portion, and is resisted against at ring sleeve portion inner chamber one section of clamping bar
At the lateral wall of the body of rod.
Elastic reset unit also includes the lead for guiding compression spring, and guiding column bottom is fixed in being located at of clamping bar
At the lateral wall of one section of body of rod at ring sleeve portion inner chamber, and described compression spring is sheathed on lead.
Clamping bar is four, and clamping bar profile is in the arc lath-shaped with cambered surface, and the cambered surface of four clamping bars encloses composition each other
Coat the contact disc of cable cable body to be pulled.
Described ring sleeve portion indent at the small-caliber end place end of clamping part is provided with for avoiding clamping bar activity space
Deep gouge, described deep gouge is arranged along ring sleeve portion internal chamber wall indent.
Described handle portion profile is in sleeve-shaped and is constituted between ring sleeve portion outer wall and coaxial be slidably socketed cooperation；Described ring set
Portion is convexly equipped with ring washer at the outer wall at the lowest calibre end place end of clamping part, constitutes unidirectional shelves between described handle portion and this ring washer
Position cooperation.
Described handle portion and the press-down type constituting slip positioned between one section of body of rod lateral wall at ring sleeve portion outer wall of clamping bar
Against cooperation；Both compositions are waited to pull against, during cooperation, the minimum diameter of the clamping part of the enclosed composition of clamping bar is more than or equal to
Cable cable body external diameter.
On described clamping bar with handle portion cooperation at one section of body of rod lateral wall at be convexly equipped with boss, the use of described handle portion
The end constituting cooperation with clamping bar is provided with inclined plane part, described boss is possessed the inclined plane mated with this inclined plane part, institute
State and constitute face between boss and inclined plane part against cooperation.
Radially be disposed to extend at described handle portion outer wall be easy to staff gripping handle, described handle be two and
Along handle portion axis for axis symmetry arrangement.
Main advantages of the present invention are:
1), abandoned traditional manpower and directly gripped that the gripping that the thick cable cable body of diameter brought is weak and cable body is turned round
Curvature accumulating questions；By coordinating the design of movable clamping bar using ring sleeve portion, with the sheathed cable cable of the clamping part in ring sleeve portion
Body, consequently facilitating manpower or even machinery force, with the cone cage type fence columnar structure of clamping part, thus play operationally closing up simultaneously
Tighten cable body and be easy to pull to fix cable body, and unclamp clamping bar again when ring sleeve portion needs and slides along cable body, consequently facilitating ring set
Portion is along the moving operation of cable body.During practical operation, using the heavy caliber end of clamping part as socket directly by its sheathed enter cable
With cable, now due to being forward to move forward, the clamping bar on clamping part will not produce clamping and between cable cable body interferes；And one
When denier needs reversely to pull ring sleeve portion, receive because the small-caliber end of the clamping part synthesized by clamping bar produces friction under force
Contracting acts on, so that diameter is less than cable cable body external diameter to be pulled at its small-caliber end, so, clamping part also just inlay card tightly
With cable cable, and the force with outer bound pair ring sleeve portion, thus serving the effect pulling cable；Often pull one section of line
Cable, more whole ring sleeve portion is forward moved forward a fragment position reorientate and continue reversely to pull, and then play continuous pulling
Purpose.Because ring sleeve portion is when forward moving forward, the clamping bar on clamping part has unclamped the clamping for cable cable body, now line
Cable cable body can itself deformation recovery power effect under voluntarily reply its torsion resistance, it is not only convenient to use and operate effect
Rate is high, also effectively prevent the cable body distortion accumulation problem that traditional cable occurs when pulling.
2), for the realization of the manner of execution of clamping bar, or being translated away from or flat along ring sleeve portion radial direction that clamping bar can be passed through
Move near action, to ensure for the clamping of cable cable body and to unclamp.And the prioritization scheme that the present invention adopts is then with gap slot
The mode of coordination hinge axle, the now actual act of clamping bar, for making the wobbling action with respect to its jointed shaft, namely when clamping bar is made
Lever action and the rod end at the small-caliber end of clamping part close to each other when, now clamping bar is also just for contraction state and be finally reached
The effect of clamping cable cable body；Conversely, when clamping bar be located at clamping part small-caliber end at shaft away from each other when, now clamping bar
Also it is in just to extend out state so that ring sleeve portion continues to slide and forward move forward.The realization of its frame mode is extremely succinctly reasonable, operation
Get up also more convenient.In addition, by the arrangement of elastic reset unit, solve the clamping bar under hinged mated condition
The insensitive problem of reset itself is it is ensured that when ring sleeve portion forward slides into specified location along cable cable body, clamping bar can
In good time direct clamping cable cable body under the effect of elastic reset unit, and then reach its follow-up pulling effect, finally guarantee
Its reliable and smooth working purpose.
3) the concrete fit structure and between clamping bar, provides the fixed connection mode being embedded with abaculus herein；In fact, herein
Abaculus can see the transition element being fitted to each other between clamping bar and gap slot as, constituted revolution with jointed shaft and join between clamping bar and abaculus
Close, simultaneously on the gap slot being not suitable for installing jointed shaft, then with the bolt between abaculus and gap slot bottom land affixed realizing that
This cooperation, finally also just solve clamping bar how and between ring sleeve portion hinged cooperation a difficult problem, its structure realizes easy and reasonable, work
Make reliable and stable, also allow for practical set simultaneously.
4), the selection of elastic reset unit is advisable with compression spring, another in the embedded ring sleeve portion in one end of compression spring
End is against clamping bar, thus when clamping bar produces wobbling action, can playing the purpose that " obstruction " clamping bar extends out all the time, and then guarantee
Clamping bar is for the reliable retention purpose of cable cable body.Depending on the concrete setting number of clamping bar then can be according to on-site situation, the present invention
Be preferably four, and by arc construction be defined, so that it is guaranteed that clamping bar clamp cable cable body when, be " attaching " against and press from both sides
Stringing cable cable body, rather than with its sharp corner directly " cutting " cable cable body；On the one hand pass through the line of clamping bar and cable cable body
Contact or face contact, increase contact area between the two, are effectively guaranteed contact dynamics between the two, on the other hand, folder
Bar no longer produces dissection to cable cable body, is effectively protected the integrity of cable cable body, and more its follow-up reliability is steady
Determine work to provide the foundation guarantee.
5), as present invention further optimization scheme, this sentences the design of deep gouge, needs in the small-caliber end of clamping part
Diffuse into outward maximum caliber be beneficial to cable without hindrance by when, deep gouge can be provided clamping bar with receiving space, thus avoiding
The passage passing through for cable cannot be formed because clamping bar clashes into ring sleeve portion internal chamber wall；And if in fact, ring sleeve portion diameter is set
Put sufficiently large, namely be provided that clamping part with enough activity spaces, in ring sleeve portion also can above-mentioned deep gouge, only need to be by folder
The banding and the current effect that extend out and inside contract effect, equally can achieve for cable of bar, just repeats no more herein.
6), the design of handle portion, while the effective way that the effective transmission for manpower or even mechanical force provides, keeps away again
Exempt from traditional manpower and grip the torsion resistance accumulation problem that being difficult to of being brought be grip and mechanical grip is brought.The present invention it
So being slidably matched constituting between handle portion and ring sleeve portion, on the one hand rely on the gear of handle portion and ring sleeve portion to coordinate it is ensured that
In handle portion when along cable cable body counteragent, the pulling cable cable body that ring sleeve portion can make synchronization under ring washer effect moves
Make；On the other hand, then, after the present invention has pulled the cable of designated length completely, handle portion can be passed through along the position of ring sleeve portion axis
Mobile work, makes to contact between handle portion inwall and the one section of body of rod being convexly equipped at ring sleeve portion outer wall on clamping bar, now clamping bar is by handle
Hand inwall touches and pushes, under the effect of jointed shaft between clamping bar and ring sleeve portion, the other end of clamping bar namely cone cage type fence
Small-bore section of columnar structure is forced to extend out, and so that clamping bar is not produced between current cable cable body and interferes and pinching action,
Now move backward ring sleeve portion again, so that the present invention is able to whole reverse exit, afterwards by the present invention along cable cable body
Reclaim and place, to treat use next time.The pressing structure of its employing handle portion by looking for another way, thus cleverly make clamping bar exist
Under leverage produce swing, finally achieve the accessible of the present invention and smoothly return, its whole removal process simple and efficient and
Efficiency high, operates extremely convenient；And the fit system of the boss on clamping bar and the inclined plane part on ring sleeve portion, even more ensure that both
Between accurate cooperation and thing followed clamping bar high efficient and reliable work, due to both face matching relationships, clamping bar is convex at it
When you is subject to the inclined plane part extruding on ring sleeve portion, clamping bar can be reacted at once and produce corresponding significantly hinged swing and be moved
Make, and then namely ensure that the quick response of clamping part, be finally the favourable guarantee being provided based on the quick pulling purpose of cable.
7) in fact, the final positioning of the present invention, still trend towards by the way of manpower grips, this is because at present
Cable construction has begun to trend towards zonule multiple spot constructing operation, manual operation mode apparently more flexible multipass, and it is fitted
Answer scope also more wide in range；The present invention passes through to extend handle in handle portion outer radial, thus it is thick to solve traditional direct gripping
Big cable cable body and the gripping that leads to is weak and the problem of force inconvenience, effectively improve force degree, and then also just covert
Improve whole efficiency of construction.
Brief description
Fig. 1 is the cross-sectional view of the present invention；
Fig. 2 is the left view of Fig. 1 structure；
Fig. 3 is the schematic top plan view of Fig. 1 structure；
Fig. 4 is the right view of Fig. 1 structure；
Fig. 5 is each part relative position figure when pulling cable for the present invention；
Fig. 6 is that the present invention is pulling each part relative position figure when terminating and exiting cable；
Fig. 7 is the i part partial enlarged drawing of Fig. 1.
In accompanying drawing, each label is as follows with the corresponding component title corresponding relation of the present invention:
A- cable b- jointed shaft
10- ring sleeve portion 11- gap slot 12- abaculus 13- deep gouge 14- ring washer
20- clamping bar 21- boss
30- handle portion 31- inclined plane part 32- handle
41- compression spring 42- lead
Specific embodiment
Here in connection with Fig. 1-7 couple of present invention be embodied as structure and workflow make described further below:
For ease of understanding, clamping bar 20 faced the cambered surface side of ring sleeve portion 10 axis as medial wall herein, and back to ring
The cambered surface side of set portion 10 axis is also lateral wall；Simultaneously, with the present invention be inserted in the cable body of cable a direction of action suitable for it
To forward motion direction, and it is its reverse direction of action backward with respect to the pulling direction of cable a cable body.
The present invention is embodied as structure, and shown in reference picture 1-4, it is included for being directly sleeved on cable a cable
Ring sleeve portion 10, be provided with ring sleeve portion 10 be made up of around ring sleeve portion 10 axis clamping bar 20 taper clip tooth (namely clamping
Portion), tapered clamp tooth outline is in cone cage type fence columnar structure, also can be regarded as the cage structure of conical surface shape；Above-mentioned taper clip tooth
Namely the concrete composition of clamping part, then be with the shaft-like clamping bar of cambered surface vertical bar 20 cambered surface inwardly with ring sleeve portion 10 on gap slot
Constitute hinged cooperation between 11 to be formed, clamping bar 20 produces along above-mentioned jointed shaft b and swings, also just clamping is produced to the cable body of cable a
With unclamp action.In order to provide the small-caliber end of clamping part with contractility, this sentences compression spring 41 and corresponding lead 42
Setting, its top is compressed clamping bar 20 and the affixed ring sleeve portion in bottom 10 inwall, thus playing offer clamping bar 20 with reseting elasticity
Effect.The sheathed handle portion 30 with radial direction handle again at ring sleeve portion 10 outer wall, thus that realizes manpower is easy to holding function, with
Facilitate practical operation.Because clamping part constructs for taper, namely possess small-caliber end and heavy caliber end, relative on ring sleeve portion 10
Ring washer 14 is arranged, thus realizing the unidirectional gear work(for handle portion 30 direction of action at outer wall at the small-caliber end of clamping part
Energy；When handle portion 30 slides at this, it constitutes clamping matching and between ring washer 14, thus forcing ring sleeve portion 10 and handle portion 30
Do synchronous assigned direction action；And when handle portion 30 is located with respect to ring washer 14 and during counteragent, the inclined-plane on handle portion 30
Portion 31 is directly pressed at the boss 21 of clamping bar 20, thus realizing compressing function for clamping bar 20 end, finally forces clamping
The small-caliber end in portion extends out, and then facilitates the present invention's to exit operation.
As for the concrete formation of articulated manner on clamping bar 20, then combine shown in Fig. 1 and Fig. 7 herein, namely first in ring set
In portion 10 positioned at clamping part heavy caliber end place end face indent arrange gap slot 11, and by advance on clamping bar 20 arrangement hinge
Spindle, and abaculus 12 is set in being relatively fixed at the other end of clamping bar 20 shaft of jointed shaft, afterwards abaculus 12 is connected clamping bar
20 embed in gap slot 11 together, then with bolt-through abaculus 12 and its bolt is fixed at gap slot 11 bottom land the most at last, with
Realize both affixed；And the cooperation between compression spring 41 and ring sleeve portion 10, then by the affixed effect of outside nut Lai real
Existing, to guarantee solid and reliable working effect between the two.
During specific works of the present invention, first the heavy caliber end of the clamping part on ring sleeve portion 10 is directed at cable a cable body and covers
Enter, now under the thick external diameter of the cable body of cable a, the clamping bar 20 of clamping part is extruded and is forced generation and extends out phenomenon, this
Bright it is able to forward be inserted in forward in cable a cable body.When needing to pull cable a, the direct gripping handle of operator 31 simultaneously exerts a force,
Handle portion 30 slides along ring sleeve portion 10 outer wall under external force first, and finally touches the ring washer 14 being resisted against on ring sleeve portion 10
Place, under gear effect, handle portion 30 continues to make reversely to drive ring sleeve portion 10 action simultaneously during action backward, and ring sleeve portion
Clamping bar 20 on 10 with the synergy of the frictional force or even elastic recovery unit of cable cable body under be pushed against outside cable cable body
At wall, its outer wall of final clamping, so that whole join between handle portion 30, the cable body of ring sleeve portion 10, clamping bar 20 and cable a
It is integrated and produces synchronization action, now cable a is constantly pulled out by cable disc.Pulling one section of cable cable after one's death, behaviour
Make personnel and again ring sleeve portion 10 is forward promoted forward a segment distance, clamping bar 20 continues to be extruded and extend out by the cable body of cable a, subsequently
Repeat above-mentioned action, you can (in Fig. 5-6, relatively large arrow is ring sleeve portion to reach the lasting pulling effect for cable
10 direction of action, small arrow is handle portion 30 direction of action).
The present invention exit cable a operation also extremely convenient；After having pulled the cable a of designated length, by handle portion
30 forward promote to forward position ring sleeve portion 10 outer wall, until the boss 21 that the inclined plane part 31 on handle portion 30 contacts clamping bar 20 is simultaneously final
Give its lower pressure, under leverage, clamping bar 20 is forced to produce the hinged wobbling action along its jointed shaft b, now clamping bar 20
The small-caliber end of the clamping part being constituted also just produces and extends out effect, and the body of rod of clamping part is incorporated in deep gouge 13, clamping bar 20 end
Portion compresses effect for cable cable body no longer to be existed, and no interferes, ring sleeve portion 10 is also between clamping bar 20 and cable cable body simultaneously again
It is able to smoothly reversely exit back along the cable body of cable a, after afterwards the present invention being arranged, reclaims storage, remain use next time.
Claims (8)
1. a kind of cable pull device it is characterised in that: include ring sleeve portion (10) and the arranged concentric use in ring sleeve portion (10)
In the sheathed clamping part clamping cable cable body to be pulled；Clamping part is by least three clamping bars (20) around ring sleeve portion (10) axis structure
Become, and its profile be in from ring sleeve portion (10) one end to its other end at the gradually little cone cage type fence columnar structure of bore；Described clamping
Each clamping bar (20) in portion can along ring sleeve portion (10) radial direction make synchronous away from or reciprocal near ring sleeve portion (10) axis
Action；The minimum diameter of clamping part is less than cable cable body external diameter to be pulled and maximum inner diameter is more than or equal to cable cable body to be pulled
External diameter；It is disposed with the handle portion (30) being easy to manpower gripping or mechanical assembly at described ring sleeve portion (10) outer wall；Described ring sleeve portion
(10) it is disposed with gap slot (11), described clamping bar (20) profile in the heavy caliber end place end of clamping part along its axial indent
Shaft-like in vertical bar, each clamping bar (20) is located at gap slot (11) place and constitutes hinged cooperation and between its shaft and both sides cell wall, each folder
Bar (20) ring sleeve portion (10) axis arrangement all vertical with the jointed shaft axis that gap slot (11) is constituted；Described cable pulls device also
Radially back along ring sleeve portion (10) the elastic reset unit of reset including for ordering about each clamping bar (20)；
Described handle portion (30) profile is in sleeve-shaped and is constituted between ring sleeve portion (10) outer wall and coaxial be slidably socketed cooperation；Described
Ring sleeve portion (10) is convexly equipped with ring washer (14) at the outer wall at the lowest calibre end place end of clamping part, described handle portion (30) with should
Unidirectional gear cooperation is constituted between ring washer (14)；
Described handle portion (30) and constituting positioned between one section of body of rod lateral wall at ring sleeve portion (10) outer wall of clamping bar (20) slide
Press-down type against cooperation；Both are constituted against during cooperation, and the minimum diameter of the clamping part of the enclosed composition of clamping bar (20) is more than
Or it is equal to cable cable body external diameter to be pulled.
2. cable according to claim 1 pull device it is characterised in that: cable pull device also include for gap slot
(11) the affixed abaculus of inlay card (12) between, described jointed shaft one end is fixed at clamping bar (20) shaft, and the other end is along its jointed shaft
Axially postpone and constitute revolution cooperation and between abaculus (12)；Between described abaculus (12) and gap slot (11) bottom land, bolt is affixed.
3. cable according to claim 1 and 2 pull device it is characterised in that: described elastic reset unit includes compressing bullet
Spring (41)；Described compression spring (41) one end is embedded at ring sleeve portion (10) internal chamber wall and affixed with it；Compression spring (41)
The other end radially extends along ring sleeve portion (10), and be resisted against one section of body of rod at ring sleeve portion (10) inner chamber of clamping bar (20)
At lateral wall.
4. cable according to claim 3 pull device it is characterised in that: elastic reset unit is also included for guiding compression
The lead (42) of spring (41), lead (42) bottom is fixed in a section at ring sleeve portion (10) inner chamber of clamping bar (20)
At the lateral wall of the body of rod, and described compression spring (41) is sheathed on lead (42).
5. cable according to claim 1 and 2 pull device it is characterised in that: described clamping bar (20) is four, clamping bar (20)
Profile is in the arc lath-shaped with cambered surface, and the cambered surface of four clamping bars (20) encloses composition each other and coats cable cable body to be pulled
Contact disc.
6. cable according to claim 5 pull device it is characterised in that: described ring sleeve portion (10) is small-bore in clamping part
At the place end of end, indent is provided with the deep gouge (13) for avoiding clamping bar (10) activity space, and described deep gouge (13) is along ring sleeve portion
(10) internal chamber wall indent setting.
7. cable according to claim 1 pull device it is characterised in that: joining with handle portion (30) on described clamping bar (20)
Be convexly equipped with boss (21) at one section of body of rod lateral wall at conjunction, described handle portion (30) for constituting cooperation with clamping bar (20)
End is provided with inclined plane part (31), and described boss (21) possesses the inclined plane mated with this inclined plane part (31), described boss
(21) constitute face and between inclined plane part (31) against cooperation.
8. cable according to claim 7 pull device it is characterised in that: radially prolong at described handle portion (30) outer wall
Stretch and be disposed with the handle (32) being easy to staff gripping, described handle (32) is two and along handle portion (30) axis for axis symmetry cloth
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285977.2A CN104158108B (en) | 2014-06-24 | 2014-06-24 | cable pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285977.2A CN104158108B (en) | 2014-06-24 | 2014-06-24 | cable pulling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104158108A CN104158108A (en) | 2014-11-19 |
| CN104158108B true CN104158108B (en) | 2017-01-18 |
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ID=51883552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410285977.2A Active CN104158108B (en) | 2014-06-24 | 2014-06-24 | cable pulling device |
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| Country | Link |
|---|---|
| CN (1) | CN104158108B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638571B (en) * | 2014-12-24 | 2018-02-16 | 国家电网公司 | Bracing wire aid |
| CN108963923B (en) * | 2018-10-16 | 2023-09-22 | 安徽蓝润正华电子有限公司 | Cable puncher for switch cabinet |
| CN110203753B (en) * | 2019-06-21 | 2024-02-20 | 河南鼎稳通信技术有限公司 | Paying-off device of cable laying machine |
| CN111404109B (en) * | 2020-03-20 | 2021-03-05 | 泰州金鑫特种线缆有限公司 | Electric power high-voltage line connects fixing device based on screw thread is tensile |
| CN112928687B (en) * | 2021-01-19 | 2022-06-14 | 国网湖北省电力有限公司黄石供电公司 | Electric construction site pipeline balancing unit |
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| CN204046045U (en) * | 2014-06-24 | 2014-12-24 | 国家电网公司 | Cable pulls device |
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| US6883782B2 (en) * | 2002-08-30 | 2005-04-26 | Bendyco Incorporated | Cable clamping apparatus and method |
| US7478794B1 (en) * | 2006-09-26 | 2009-01-20 | Rectorseal Corporation | Apparatus and methods for gripping an elongated item |
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| EP0005495A1 (en) * | 1978-05-12 | 1979-11-28 | LES CABLES DE LYON Société anonyme dite: | Device for gripping at a distance a broken needle-shaped element used for drawing an electric cable through a conduit |
| CN202206079U (en) * | 2011-08-22 | 2012-04-25 | 蔡昌开 | Fixed head of cable |
| CN203278122U (en) * | 2013-05-15 | 2013-11-06 | 常州南方电力设备有限公司 | Cable ledge |
| CN204046045U (en) * | 2014-06-24 | 2014-12-24 | 国家电网公司 | Cable pulls device |
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| CN104158108A (en) | 2014-11-19 |
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