CN109940110A - A kind of the bending aligning tool and method of magnesia cable laying - Google Patents
A kind of the bending aligning tool and method of magnesia cable laying Download PDFInfo
- Publication number
- CN109940110A CN109940110A CN201910232255.3A CN201910232255A CN109940110A CN 109940110 A CN109940110 A CN 109940110A CN 201910232255 A CN201910232255 A CN 201910232255A CN 109940110 A CN109940110 A CN 109940110A
- Authority
- CN
- China
- Prior art keywords
- cable
- magnesia
- bending
- aligning tool
- radius
- 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.)
- Pending
Links
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 190
- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 95
- 238000005452 bending Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title abstract description 9
- 238000012937 correction Methods 0.000 claims abstract description 38
- 238000012360 testing method Methods 0.000 claims description 11
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052802 copper Inorganic materials 0.000 abstract description 6
- 239000010949 copper Substances 0.000 abstract description 6
- 230000008447 perception Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Electric Cable Installation (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of bending aligning tool of magnesia cable laying and methods, belong to electromechanical mounting technique field.The bending aligning tool, including hydraulic hand-pump, a pair of of strut and a cable correction head, wherein hydraulic hand-pump includes hydraulic cylinder, the handle for being set to hydraulic cylinder one end and the telescopic rod for being set to the hydraulic cylinder other end;Two struts are fixed on hydraulic cylinder, form Y-shaped with hydraulic cylinder;Several roller bearings for fixing cable are respectively arranged on strut;Cable correction head is detachably connected with the telescopic rod, curves position for correcting cable under the thrust of telescopic rod.It is the bending aligning tool simple structure, easy to operate, flexible adjustment, low in cost, it can be applied to the magnesia cable correction in small space, can avoid the copper sheathing damage of magnesia cable, and the preferably whole perception of magnesia cable after laying.
Description
Technical field
The present invention relates to electromechanical mounting technique field, in particular to the bending aligning tool of a kind of magnesia cable laying and
Method.
Background technique
Magnesia cable due to its fire prevention, explosion-proof, high temperature resistant, do not burn, and outer diameter is small, current-carrying capacity is big, high mechanical strength,
The advantages of long service life, has obtained extensive in skyscraper, airport, harbour, underground, chemical plant, nuclear power station and mine
With.
Magnesia cable is usually that outer layer uses seamless copper pipe sheath, intermediate filling magnesia crystal powder to make insulating materials,
And built-in copper rod is as conductor.Magnesia cable is fixed by cable testing bridge, with the raising of space utilization rate, is commonly encountered narrow
The cable laying operation of space inner cable, when needing to curve construction especially for small space internal oxidition magnesium cable, difficulty of construction compared with
Greatly, low precision, traditional operating method are after stretch bending is straightened in cable by hand, and benefit hits with a hammer to correct, and is finally bundled in
On gantry, this construction method is difficult for the bent angle of cable to be pulled to unified radian, and traditional correcting mode often will appear
Cable copper sheathing caused by due to undue force is damaged, so that a possibility that increasing the dampness of cable, directly affects the use of cable.
Existing cable correction tool to realize that cable is straightened based on function, such as application No. is
201410298870.1, the patent documents such as 201320561417.6,201420513318.5.And it is able to achieve cable folding, though
Magnesia cable can be pulled to certain radian, but since equipment occupies certain volume, be not used between gantry and ceiling
Small space;Furthermore tool involved in above-mentioned patent is only applicable to the cable of certain model, and can not be to other diameters
Correction is adjusted in cable.
In conclusion urgent need provides a kind of suitable for small space internal oxidition magnesium cable at present in electromechanics installation industry
Bend Special tool for correcting.
Summary of the invention
The present invention provides a kind of bending aligning tool of magnesia cable laying and method, which has construction
Simply, flexible adjustment, applied widely, strong operability and occupy it is small in size the advantages that.In order to solve the above technical problems, this hair
Bright includes following technical solution:
A kind of bending aligning tool of magnesia cable laying, comprising:
Hydraulic hand-pump including hydraulic cylinder, is set to the handle of hydraulic cylinder one end and to be set to hydraulic cylinder another
The telescopic rod of one end;
A pair of of strut, is fixed on hydraulic cylinder, forms Y-shaped with hydraulic cylinder;Several are respectively arranged on strut
The roller bearing of fixed cable;
Cable correction head is detachably connected with the telescopic rod, for correcting cable under the thrust of telescopic rod
Curve position.
Further, the Calibration Head is circular arc-shaped metal plate, and the radius of circular arc and the radius that curves of cable match.
Further, circular groove is provided on the Calibration Head, radius and the cable radius of groove match, in groove
It is provided with rubber pad.
Further, the cable correction head is idler wheel, and the radius of idler wheel matches with the radius that curves of magnesia cable.
Further, it is arranged fluted on idler wheel, is provided with rubber sheet gasket in groove, groove is arc-shaped, the radius of circular arc
Match with the radius of magnesia cable.
Further, the roller bearing be rubber material, the both ends for curving position of magnesia cable pass through respectively two it is adjacent
Roller bearing buckle.
Further, the spacing on strut between outermost two roller bearings is adjustable.
Further, the notch for being fixed temporarily is provided on the strut.
Correspondingly, the present invention also provides a kind of bending bearing calibration of magnesia cable laying, the correction is utilized
Carry out bending correction of the tool to magnesia cable, the bending bearing calibration include:
By magnesia cable laying on cable testing bridge, radius is curved according to magnesia cable, selects the electricity to match
Cable Calibration Head and be mounted on hydraulic hand-pump telescopic rod end, bending aligning tool is fixed on cable testing bridge;
Magnesia cable is curved portion two sides to fix by roller bearing, cable correction head is against curving for magnesia cable
Portion;
Handle is pressed, telescopic rod is stretched out and cable correction head is pushed to move, so that make magnesia cable curves position
Bending;
When reaching predetermined value to the angle for curving portion of magnesia cable, magnesia cable is separated with roller bearing, removes folding
Curved tool.
Further, when being arranged side by side on cable testing bridge there are more magnesia cables, each magnesia electricity is successively adjusted
Cable curves angle, by the advance distance of control telescopic rod in correction, so that control magnesia cable curves angle.
The present invention due to using the technology described above, is allowed to compared with prior art, have the following advantages that and actively imitate
Fruit: the bending aligning tool, by the fixed cable of idler wheel on two struts, cable correction head resists magnesia cable and curves
Then position presses handle, telescopic rod is made to push cable correction head mobile, so that make magnesia cable curves position bending,
Until the angle that curves of magnesia cable is met the requirements.The bending aligning tool simple structure, easy to operate, flexible adjustment,
It is low in cost, it can be applied to the magnesia cable correction in small space, can avoid the copper sheathing damage of magnesia cable, and lay
The preferably whole perception of magnesia cable afterwards.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one of one embodiment of the invention bending aligning tool of magnesia cable laying;
Fig. 2 is the structural representation of one of another embodiment of the present invention bending aligning tool of magnesia cable laying
Figure.
Figure label is as follows:
1- cable;10- hydraulic hand-pump, 11- hydraulic cylinder;12- handle;13- telescopic rod;20- strut;21- roller bearing;
22- notch;30- cable correction head;31- idler wheel.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of bending correction work of magnesia cable laying provided by the invention
Tool and method are described in further detail.In conjunction with following explanation, advantages and features of the invention will be become apparent from.It should be noted that
Attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, lucidly aid illustration is of the invention
The purpose of embodiment.
Embodiment one
As shown in Figure 1, a kind of bending aligning tool of magnesia cable laying provided in this embodiment, including hand-hydraulic
Pump 10, a pair of of strut 20 and a cable correction head 30, wherein hydraulic hand-pump 10 include hydraulic cylinder 11, be set to it is hydraulic
The handle 12 of 11 one end of oil cylinder and the telescopic rod 13 for being set to 11 other end of hydraulic cylinder;Two struts 20 are fixed on hydraulic oil
On cylinder 11, Y-shaped is formed with hydraulic cylinder 11;Several roller bearings 21 for fixing cable 1 are respectively arranged on two struts 20;Electricity
Cable Calibration Head 30 is detachably connected with the telescopic rod 13, for correcting curving for cable 1 under the thrust of telescopic rod 13
Position.
A kind of bending aligning tool of magnesia cable laying provided in this embodiment, cable 1 pass through on two struts 20
Roller bearing 21 it is fixed, cable correction head 30 resists magnesia cable 1 and curves position, then presses handle 12, pushes away telescopic rod 13
Dynamic cable correction head 30 is mobile, so that make magnesia cable 1 curves position bending, until magnesia cable 1 curves angle
It meets the requirements.It is the aligning tool simple structure, easy to operate, flexible adjustment, low in cost, it can be applied in small space
Magnesia cable 1 corrects, and can avoid the copper sheathing damage of magnesia cable 1, and the preferable Overall View of magnesia cable 1 after laying
Sense.
Further, as shown in Figure 1, the Calibration Head is circular arc-shaped metal plate, the radius of circular arc and cable 1 curve radius
Match, so that magnesia cable 1 be made to be not only able to meet the requirement for curving angle, while to be able to satisfy and curve wanting for radius
It asks.Further, circular groove is provided on the Calibration Head, radius and 1 radius of cable of groove match, setting in groove
There is rubber pad, to guarantee that magnesia cable has preferable fixed effect in arc groove, so that reaching good curves effect
Fruit.
Further, the roller bearing 21 is rubber material, and the both ends for curving position of magnesia cable 1 pass through two phases respectively
Adjacent roller bearing 21 buckles, and during magnesia cable 1 curves, jacking force of the cable 1 by idler wheel 31, roller bearing 21 is being aoxidized
It can be rotated under 1 pulling force effect of magnesium cable, make to form rolling friction between roller bearing 21 and magnesia cable 1, reduce frictional force, and prevent
Only 1 surface of magnesia cable is damaged under a stretching force, so that reaching magnesia cable 1 preferably curves effect.Preferably
Embodiment is, as shown in Figure 1, being provided with the notch 22 for being fixed temporarily on the strut 20, can will be rolled over by notch 22
Curved aligning tool is fixed temporarily with cable testing bridge.
Preferred embodiment is the adjustable setting of the spacing on strut 20 between outermost two roller bearings, as act
, it is provided with strip groove on strut 20, after magnesia cable 1 is placed on strut 20 between outermost two roller bearings, is adjusted
Position and fixation of the outermost roller bearing in strip groove are saved, to make magnesia of the bending aligning tool suitable for different-diameter
Cable.
Embodiment two
As shown in Fig. 2, the bending aligning tool of another magnesia cable laying is present embodiments provided, with embodiment one
In bending aligning tool principle it is identical, working principle and same parts repeat no more, main difference is that, it is described
Cable correction head is idler wheel 31, and the radius of idler wheel 31 matches with the radius that curves of magnesia cable 1.Further, on idler wheel 31
It is arranged fluted, is provided with rubber sheet gasket in groove, groove is arc-shaped, the radius phase of the radius and magnesia cable 1 of circular arc
Matching.
The bending aligning tool of magnesia cable laying provided in this embodiment can make magnesia by the way that idler wheel 31 is arranged
Cable, by traction adjustment length, makes to keep rolling friction between magnesia cable and idler wheel in correction course.
Embodiment three
The bending bearing calibration for present embodiments providing a kind of magnesia cable laying utilizes the bending aligning tool
Carry out bending correction to magnesia cable is further described the bending bearing calibration below with reference to Fig. 1 and Fig. 2.It is described
Bending bearing calibration includes:
Magnesia cable 1 is laid on cable testing bridge by step 1, according to the radius that curves of magnesia cable 1, selects phase
Matched cable correction head 30 and be mounted on hydraulic hand-pump 10 telescopic rod 13 end, bending aligning tool is fixed on electricity
On cable gantry.It is fixed using the notch 22 on strut 20, as an example, the connector being buckled on notch 22 can be used will
Strut 20 is fixed.
Magnesia cable 1 is curved portion two sides and is fixed by roller bearing 21, cable correction head 30 is against magnesia by step 2
Cable 1 curves portion.4 idler wheels 31 are set on each strut 20 in Fig. 1 and Fig. 2, are fixed there are three 21 position of roller bearing, it is outermost
21 position-adjustable of roller bearing of side is provided with strip groove on strut 20 as an example, is placed in strut 20 in magnesia cable 1
After between upper outermost two idler wheels 31, position and fixation of the roller bearing 21 of outermost idler wheel 31 in strip groove are adjusted,
To make aligning tool be suitable for the magnesia cable 1 of different-diameter.
Step 3 presses handle 12, stretches out telescopic rod 13 and pushes the movement of cable correction head 30, to keep magnesia electric
Cable 1 curves position bending.Hydraulic hand-pump 10 is to make hydraulic oil promotion and the telescopic rod in oil cylinder under the pressure of handle 12
13 work.
Step 4, until when the angle for curving portion of magnesia cable 1 reaches predetermined value, by magnesia cable 1 and roller bearing 21
Separation removes bending tool.
When being arranged side by side on cable testing bridge there are more magnesia cables, curving for each magnesia cable is successively adjusted
Angle, by the advance distance of control telescopic rod 13 in correction, so that control magnesia cable curves angle.For example, stretching
Contracting bar 13 can realize stretching in 0~300mm distance, to correct the different cables 1 for curving angle, equipped with 6 in construction
The arc radius of the different cable correction head 30 of a model, 31 radius of idler wheel of cable correction head 30 or arc sheetmetal respectively with
Different magnesia curves radius and matches, and scene can select the cable correction head 30 of corresponding model to carry out school according to construction drawing
Just.
As an example, in certain super high-rise building, the magnesia cable 1 in low area's mechanical floor at the top of cable testing bridge due to applying
Work space only has 27cm or so, and bending aligning tool provided by the invention only takes up the space of 8cm, and the 19cm reserved is advantageous
In correction operation.1 diameter of magnesia cable is 2.6cm, first pass around 90 ° it is curved, it is then through walls to enter corridor A from computer room, then pass through
It crosses 120 ° of bent angles and enters corridor B, finally bent between power supply using 90 °.In construction, first by the place through walls of magnesia cable 1
Bending aligning tool is set, roller bearing 21 is fixed on the idler wheel 31 of strut 20, cable correction head 30 is made to be against the bending of cable 1
Position, pressing handle 12 push telescopic rod 13, are folded into cable 1 and need angle and curve radius.In construction, telescopic rod 13
15cm and 19cm is stretched out respectively, makes magnesia cable 1 in 120 ° and 90 °, and the cable 1 laid is by confirmation bending angle one
It causes, then gently percussion makes to attach gantry and fix.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of bending aligning tool of magnesia cable laying characterized by comprising
Hydraulic hand-pump including hydraulic cylinder, is set to the handle of hydraulic cylinder one end and is set to the hydraulic cylinder other end
Telescopic rod;
A pair of of strut, is fixed on hydraulic cylinder, forms Y-shaped with hydraulic cylinder;Several are respectively arranged on strut to fix
The roller bearing of cable;
Cable correction head is detachably connected with the telescopic rod, for correcting curving for cable under the thrust of telescopic rod
Position.
2. bending aligning tool as described in claim 1, which is characterized in that
The Calibration Head is circular arc-shaped metal plate, and the radius of circular arc and the radius that curves of cable match.
3. bending aligning tool as claimed in claim 2, which is characterized in that
Circular groove is provided on the Calibration Head, radius and the cable radius of groove match, and rubber is provided in groove
Pad.
4. bending aligning tool as described in claim 1, which is characterized in that
The cable correction head is idler wheel, and the radius of idler wheel matches with the radius that curves of magnesia cable.
5. bending aligning tool as claimed in claim 4, which is characterized in that
It is arranged fluted on idler wheel, is provided with rubber sheet gasket in groove, groove is arc-shaped, the radius and magnesia cable of circular arc
Radius match.
6. bending aligning tool as described in claim 1, which is characterized in that
The roller bearing is rubber material, and the both ends for curving position of magnesia cable pass through two adjacent roller bearings respectively and buckle.
7. bending aligning tool as described in claim 1, which is characterized in that
Spacing on strut between outermost two roller bearings is adjustable.
8. bending aligning tool as described in claim 1, which is characterized in that
The notch for being fixed temporarily is provided on the strut.
9. a kind of bending bearing calibration of magnesia cable laying, which is characterized in that using described in any one of claim 1 to 8
Carry out bending correction of the bending aligning tool to magnesia cable, the bending bearing calibration includes:
By magnesia cable laying on cable testing bridge, radius is curved according to magnesia cable, selects the cable school to match
The end of positive head and the telescopic rod for being mounted on hydraulic hand-pump, bending aligning tool is fixed on cable testing bridge;
Magnesia cable is curved portion two sides to fix by roller bearing, curves portion for what cable correction head was against magnesia cable;
Handle is pressed, telescopic rod is stretched out and cable correction head is pushed to move, so that make magnesia cable curves position bending;
When reaching predetermined value to the angle for curving portion of magnesia cable, magnesia cable is separated with roller bearing, removes bender
Tool.
10. bending bearing calibration as claimed in claim 9, which is characterized in that have more oxygen when being arranged side by side on cable testing bridge
When changing magnesium cable, successively adjust each magnesia cable curves angle, passes through the advancing distance of control telescopic rod in correction
From so that control magnesia cable curves angle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910232255.3A CN109940110A (en) | 2019-03-26 | 2019-03-26 | A kind of the bending aligning tool and method of magnesia cable laying |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910232255.3A CN109940110A (en) | 2019-03-26 | 2019-03-26 | A kind of the bending aligning tool and method of magnesia cable laying |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109940110A true CN109940110A (en) | 2019-06-28 |
Family
ID=67011660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910232255.3A Pending CN109940110A (en) | 2019-03-26 | 2019-03-26 | A kind of the bending aligning tool and method of magnesia cable laying |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109940110A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07222321A (en) * | 1994-01-31 | 1995-08-18 | Mitsubishi Cable Ind Ltd | Cable bender |
JPH09164430A (en) * | 1995-12-14 | 1997-06-24 | Kawasaki Denki Kk | Electric wire bending device |
CN203991832U (en) * | 2014-08-30 | 2014-12-10 | 高珊 | Portable steel pipe bender |
CN206794600U (en) * | 2017-06-13 | 2017-12-26 | 王浩至 | A kind of building bar bending machine |
CN206838821U (en) * | 2017-05-25 | 2018-01-05 | 永煤集团股份有限公司 | A kind of apparatus for bending |
CN206936080U (en) * | 2017-07-03 | 2018-01-30 | 潍坊斐越工贸有限公司 | A kind of miscellaneous remaining shell connecting plate bending tool |
CN209849754U (en) * | 2019-03-26 | 2019-12-27 | 上海市安装工程集团有限公司 | Bending correction tool for laying magnesium oxide cable |
-
2019
- 2019-03-26 CN CN201910232255.3A patent/CN109940110A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07222321A (en) * | 1994-01-31 | 1995-08-18 | Mitsubishi Cable Ind Ltd | Cable bender |
JPH09164430A (en) * | 1995-12-14 | 1997-06-24 | Kawasaki Denki Kk | Electric wire bending device |
CN203991832U (en) * | 2014-08-30 | 2014-12-10 | 高珊 | Portable steel pipe bender |
CN206838821U (en) * | 2017-05-25 | 2018-01-05 | 永煤集团股份有限公司 | A kind of apparatus for bending |
CN206794600U (en) * | 2017-06-13 | 2017-12-26 | 王浩至 | A kind of building bar bending machine |
CN206936080U (en) * | 2017-07-03 | 2018-01-30 | 潍坊斐越工贸有限公司 | A kind of miscellaneous remaining shell connecting plate bending tool |
CN209849754U (en) * | 2019-03-26 | 2019-12-27 | 上海市安装工程集团有限公司 | Bending correction tool for laying magnesium oxide cable |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106099768B (en) | Outdoor complicated piping lane cable laying of bridge frame method | |
CN107181206A (en) | The device and its application method of a kind of quickly retracting ship shore electric cable | |
CN105600582A (en) | Cable pay-off device and use method thereof | |
CN206679986U (en) | A kind of electric wire/cable uncoiling device | |
CN111776846A (en) | Water conservancy construction pipe laying pay-off | |
CN203582181U (en) | Coil line outgoing device | |
CN207375465U (en) | Engineering actinobacillus device | |
CN205128667U (en) | Circuit crimping pipe distortion corrector | |
CN109940110A (en) | A kind of the bending aligning tool and method of magnesia cable laying | |
CN106602493A (en) | Rolling wiring cable fixation unit | |
CN209626823U (en) | A kind of bending tool of magnesia cable scene laying | |
CN207303796U (en) | One kind is used for electric power apparatus examination Portable lifting device | |
CN209849754U (en) | Bending correction tool for laying magnesium oxide cable | |
CN205724677U (en) | A kind of distribution cable poling slide device | |
CN109921336A (en) | The bending tool and method of a kind of magnesia cable scene laying | |
CN215891810U (en) | Conveniently adjust surveillance camera machine installing support | |
CN110052557A (en) | A kind of aligning tool and method of small space magnesia cable | |
CN110294439A (en) | A kind of high-altitude dismantling attachment type raise scaffold and elevating method | |
CN205846660U (en) | The aerial cable strain clamp of Fast Installation | |
CN215159822U (en) | Constant tension stable uninterrupted paying-off equipment for power transmission | |
CN207844679U (en) | Adjustable power transmission line unwinding device | |
CN211266317U (en) | MPP cable protection pipe | |
CN204847572U (en) | Support frame that cable laying used | |
CN210059634U (en) | Correcting tool for magnesium oxide cable in narrow space | |
CN204477499U (en) | A kind of step type cable bridge frame |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190628 |