CN112374268A - Pay-off bracket - Google Patents
Pay-off bracket Download PDFInfo
- Publication number
- CN112374268A CN112374268A CN202011226076.8A CN202011226076A CN112374268A CN 112374268 A CN112374268 A CN 112374268A CN 202011226076 A CN202011226076 A CN 202011226076A CN 112374268 A CN112374268 A CN 112374268A
- Authority
- CN
- China
- Prior art keywords
- brake
- positioning
- support
- vertical
- stand
- 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
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 229910000746 Structural steel Inorganic materials 0.000 claims 1
- 238000010276 construction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 240000009087 Crescentia cujete Species 0.000 description 2
- 235000005983 Crescentia cujete Nutrition 0.000 description 2
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/20—Package-supporting devices
- B65H49/30—Swifts or skein holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/38—Skips, cages, racks, or containers, adapted solely for the transport or storage of bobbins, cops, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/02—Arrangements for removing spent cores or receptacles and replacing by supply packages at paying-out stations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Landscapes
- Unwinding Of Filamentary Materials (AREA)
Abstract
The invention relates to a wire releasing bracket, which comprises: the portal frame comprises two vertical stand columns and a transverse top column, and the top ends of the two vertical stand columns are fixedly connected to the two ends of the transverse top column respectively; the bottom end of the vertical upright post is connected to the supporting transverse steel; rolling wheels are arranged on the supporting transverse steel; a hoisting block is arranged on the vertical upright post, a steel wire rope of the hoisting block is connected to a positioning slide block through a reversing pulley, the positioning slide block is arranged on the vertical upright post, a second positioning hole is formed in the positioning slide block, a plurality of first positioning holes are formed in the vertical upright post, and the second positioning hole is matched with the first positioning holes through a bolt; a ball bearing is fixedly arranged on the positioning slide block; the pay-off bracket also comprises a cable coil, a support shaft penetrates through a central hole of the cable coil, and two ends of the support shaft are positioned in the ball bearings; the two ends of the supporting shaft are also connected with a brake rotating shaft, the brake rotating shaft is connected with a brake, and the brake is connected with a brake motor.
Description
Technical Field
The invention belongs to the technical field of electric power paying-off equipment, relates to electric power cable paying-off equipment, and particularly relates to a paying-off support.
Background
In the process of electric power system construction, the laying of cables is a very important capital construction step; how to lay cables quickly and conveniently is always an important subject in the construction process of a power system.
In the prior art, the laying and the transportation of the cable are both carried out manually, which is very inconvenient; and because the weight of the cable and the cable coil is very large, the efficiency of the construction process is extremely low. This is a disadvantage of the prior art.
In the prior art, the conventional paying-off support operation needs manual operation of using a wooden stick to brake by friction, needs manual lifting for loading a cable tray, and needs a fixed flat support to horizontally place the cable tray; the efficiency of the construction process is extremely low.
In view of the above, the present invention provides a wire releasing stand; it is very necessary to solve the above-mentioned drawbacks in the prior art.
Disclosure of Invention
The invention aims to provide a pay-off bracket aiming at the defects of the prior art so as to solve the technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a payoff stand, comprising:
the portal frame comprises two vertical stand columns and a transverse top column, and the top ends of the two vertical stand columns are fixedly connected to the two ends of the transverse top column respectively; the bottom end of the vertical upright post is connected to the supporting transverse steel; the support horizontal steel is provided with rolling wheels;
the vertical upright post is provided with a hoisting block, a steel wire rope of the hoisting block is connected to a positioning sliding block through a reversing pulley, the positioning sliding block is arranged on the vertical upright post, a second positioning hole is formed in the positioning sliding block, the vertical upright post is provided with a plurality of first positioning holes, and the second positioning hole is matched with the first positioning holes through a bolt; a ball bearing is fixedly arranged on the positioning slide block;
the paying-off bracket also comprises a cable coil, a support shaft penetrates through a central hole of the cable coil, and two ends of the support shaft are positioned in the ball bearings;
the both ends of back shaft still are connected with the brake pivot, the brake pivot be connected with brake, brake be connected with brake motor.
Preferably, the vertical upright posts are C-shaped steel upright posts, the positioning slide blocks are C-shaped steel slide blocks, and the inner diameter of each C-shaped steel upright post is the same as the outer diameter of each C-shaped steel slide block; the positioning slide block can conveniently slide up and down in the vertical upright post.
Preferably, the support horizontal steel is provided with a traction shaft hole; the tractor is fixed to the traction shaft hole through the steel wire line, drives the unwrapping wire support and removes.
Preferably, the supporting transverse steel is also provided with a first fixing hole and a supporting leg, the supporting leg is connected with the supporting transverse steel through a rotating shaft, the supporting leg is provided with a second fixing hole, and the first fixing hole is matched with the second fixing hole through a bolt; when the support moves, the supporting leg is lifted, the first fixing hole and the second fixing hole are locked through the bolt, and when the support moves to a destination, the bolt is pulled out to enable the supporting leg to fall to the ground and support the support together with the rolling wheel.
Preferably, the hoisting block is a chain block or an electric block.
Preferably, the brake is a bidirectional double-collar shoe type brake; the braking effect is strong, and the cable wire coil is prevented from disorderly falling and disorderly buckling due to inertia.
Preferably, a support piece is arranged between the vertical upright post and the transverse jacking post, one end of the support piece is fixedly connected to the vertical upright post, and the other end of the support piece is fixedly connected to the transverse jacking post; the fixed connection strength between the vertical upright post and the transverse jacking post can be enhanced through the arrangement of the supporting piece.
Preferably, a support piece is arranged between the vertical upright post and the supporting transverse steel, one end of the support piece is fixedly connected to the vertical upright post, and the other end of the support piece is fixedly connected to the supporting transverse steel; the fixed connection strength between the vertical upright post and the supporting transverse steel can be enhanced through the arrangement of the supporting piece.
Preferably, the supporting piece is an angle steel; the angle steel is used as the supporting piece, so that the supporting strength of the supporting piece is improved; the strength of the whole bracket is improved.
The pay-off bracket has the advantages that the cable coil is conveniently supported on the bracket by the pay-off bracket, and the movement and the pay-off can be conveniently controlled; the support main part adopts round steel (horizontal fore-set) and C shaped steel (vertical stand) and angle steel (support piece) welding to form, and interior oblique angle is supported with braced frame, increases the holding power, prevents to empty.
The transportation is drawn the walking through drawing the shaft hole by the vehicle, and the supporting leg is upwards packed up during the walking, through first fixed orifices with the second fixed orifices after the coincidence together fixed with the bolt, behind the construction site, put down the supplementary roller wheel of supporting leg and support, increase the steadiness in the support construction.
The supporting shaft for the cable drum penetrates through the central hole and is connected with the ball bearings at the two ends, and the ball bearings change sliding friction into rolling friction when paying off, so that friction resistance can be effectively reduced. Hoisting: tighten up (the available chain block of hoist block, also available electric block) by the hoist block, pass through on the switching-over pulley after-fixing in the location slider by wire rope, reach the height of lifting by crane after the cable drum, leave ground promptly, after no other obstacle blocks the unwrapping wire, fixed with the bolt after with arbitrary first locating hole coincidence through the second locating hole, the prevention is because of the construction of the unwrapping wire of lifting by crane all the time with the calabash, because the cable drum tenesmus accident that the calabash inefficacy leads to.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Therefore, compared with the prior art, the invention has prominent substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
FIG. 1 is a front view of a payoff stand provided by the present invention.
FIG. 2 is a side view of a payoff stand provided by the present invention.
Fig. 3 is a schematic structural diagram of a bidirectional double-lead shoe brake.
The device comprises 1-vertical upright columns, 2-horizontal top columns, 3-supporting horizontal steel, 4-rolling wheels, 5-lifting hoists, 6-steel wire ropes, 7-reversing pulleys, 8-positioning sliders, 9-second positioning holes, 10-first positioning holes, 11-ball bearings, 12-cable drums, 13-supporting shafts, 14-braking rotating shafts, 15-supporting pieces, 16-braking motors, 17-traction shaft holes, 18-first fixing holes, 19-supporting legs and 20-second fixing holes.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of specific examples, which are illustrative of the present invention and are not limited to the following embodiments.
As shown in fig. 1 to 3, the present invention provides a wire payoff stand comprising:
the gantry comprises a gantry frame and supporting transverse steel, wherein the gantry frame comprises two vertical upright posts 1 and a transverse top post 2, and the top ends of the two vertical upright posts 1 are respectively and fixedly connected to the two ends of the transverse top post 2; the bottom end of the vertical upright post 1 is connected to the supporting transverse steel 3; the support transverse steel 3 is provided with a rolling wheel 4; the supporting transverse steel is provided with a traction shaft hole 17; the tractor is fixed to the traction shaft hole through the steel wire line, drives the unwrapping wire support and removes. A support member 15 is arranged between the vertical upright post and the transverse top post, one end of the support member is fixedly connected to the vertical upright post, and the other end of the support member is fixedly connected to the transverse top post; the fixed connection strength between the vertical upright post and the transverse jacking post can be enhanced through the arrangement of the supporting piece. A supporting piece 15 is arranged between the vertical upright post and the supporting transverse steel, one end of the supporting piece is connected and fixed to the vertical upright post, and the other end of the supporting piece is connected and fixed to the supporting transverse steel; the fixed connection strength between the vertical upright post and the supporting transverse steel can be enhanced through the arrangement of the supporting piece.
The supporting piece 15 is an angle steel; the angle steel is used as the supporting piece, so that the supporting strength of the supporting piece is improved; the strength of the whole bracket is improved.
The vertical upright post 1 is provided with a hoisting block 5, and the hoisting block is a chain block or an electric block. A steel wire rope 6 of the hoisting hoist 5 is connected to a positioning slide block 8 through a reversing pulley 7, the positioning slide block 8 is arranged on a vertical upright post, a second positioning hole 9 is formed in the positioning slide block, a plurality of first positioning holes 10 are formed in the vertical upright post, and the second positioning hole is matched with the first positioning holes through a bolt; the positioning slide block is fixedly provided with a ball bearing 11; the vertical upright posts 1 are C-shaped steel upright posts, the positioning slide blocks are C-shaped steel slide blocks, and the inner diameters of the C-shaped steel upright posts are the same as the outer diameters of the C-shaped steel slide blocks; the positioning slide block can conveniently slide up and down in the vertical upright post. The supporting transverse steel is also provided with a first fixing hole 18 and a supporting leg 19, the supporting leg is connected with the supporting transverse steel through a rotating shaft, the supporting leg is provided with a second fixing hole 20, and the first fixing hole is matched with the second fixing hole through a bolt; when the support moves, the supporting leg is lifted, the first fixing hole and the second fixing hole are locked through the bolt, and when the support moves to a destination, the bolt is pulled out to enable the supporting leg to fall to the ground and support the support together with the rolling wheel.
The pay-off bracket also comprises a cable coil 12, a support shaft 13 penetrates through a central hole of the cable coil, and two ends of the support shaft 13 are positioned in the ball bearings 11;
two ends of the supporting shaft are also connected with a brake rotating shaft 14, the brake rotating shaft 14 is connected with a brake, and the brake is a bidirectional double-collar shoe brake; the braking effect is strong, and the cable wire coil is prevented from disorderly falling and disorderly buckling due to inertia. The brake actuator is connected with a brake motor 16.
The interior of the brake rotating shaft consists of a group of brake mechanisms and a group of conical bearings, and the interior of the brake rotating shaft is clean through sealing measures, so that dust and the like are prevented from entering and increasing abrasion. The conical bearing changes the sliding friction between the rotating shaft and the shaft seat into rolling friction, thereby reducing the friction coefficient and reducing the resistance, namely a mechanical element which can bear pressure and can freely rotate axially. The brake motor adopts a steering engine and is connected with the brake arm through a coupler and an internal brake wheel cylinder.
The working principle of the internal brake of the rotating shaft is as follows: the brake arm is connected with a brake wheel cylinder, when the brake wheel cylinder acts, the brake wheel cylinder acts outwards to enable the brake shoe to move towards the brake drum of the outer wall, the brake bottom plate is decelerated through friction of a friction plate between the brake shoe and the brake drum until the brake bottom plate stops, and after the brake arm is loosened, the brake mechanism resets under the action of an internal return spring. The adjustable support is used for adjusting the brake clearance and the brake sensitivity.
The above disclosure is only for the preferred embodiments of the present invention, but the present invention is not limited thereto, and any non-inventive changes that can be made by those skilled in the art and several modifications and amendments made without departing from the principle of the present invention shall fall within the protection scope of the present invention.
Claims (9)
1. A payoff stand, comprising:
the portal frame comprises two vertical stand columns and a transverse top column, and the top ends of the two vertical stand columns are fixedly connected to the two ends of the transverse top column respectively; the bottom end of the vertical upright post is connected to the supporting transverse steel; the support horizontal steel is provided with rolling wheels;
the vertical upright post is provided with a hoisting block, a steel wire rope of the hoisting block is connected to a positioning sliding block through a reversing pulley, the positioning sliding block is arranged on the vertical upright post, a second positioning hole is formed in the positioning sliding block, the vertical upright post is provided with a plurality of first positioning holes, and the second positioning hole is matched with the first positioning holes through a bolt; a ball bearing is fixedly arranged on the positioning slide block;
the paying-off bracket also comprises a cable coil, a support shaft penetrates through a central hole of the cable coil, and two ends of the support shaft are positioned in the ball bearings;
the both ends of back shaft still are connected with the brake pivot, the brake pivot be connected with brake, brake be connected with brake motor.
2. The pay-off stand as claimed in claim 1, wherein the vertical posts are C-shaped steel posts, the positioning blocks are C-shaped steel blocks, and the inner diameter of the C-shaped steel posts is the same as the outer diameter of the C-shaped steel blocks.
3. The pay-off stand as claimed in claim 2, wherein the support cross bar is provided with a traction shaft hole.
4. The pay-off stand as claimed in claim 3, wherein the support cross steel is further provided with a first fixing hole and a support leg, the support leg is connected with the support cross steel through a rotating shaft, the support leg is provided with a second fixing hole, and the first fixing hole and the second fixing hole are matched through a bolt.
5. The pay-off stand as claimed in claim 4, wherein the hoist block is a chain block or an electric block.
6. The pay-off stand as claimed in claim 5, wherein said brake actuator is a two-way double lead shoe brake.
7. The pay-off stand as claimed in claim 6, wherein a support member is provided between the vertical post and the lateral post, one end of the support member being fixedly connected to the vertical post and the other end of the support member being fixedly connected to the lateral post.
8. The wire payoff stand as claimed in claim 7, wherein a support member is provided between the vertical post and the supporting cross steel, one end of the support member is fixedly connected to the vertical post, and the other end of the support member is fixedly connected to the supporting cross steel.
9. The payoff stand according to claim 8, wherein said support member is an angle iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226076.8A CN112374268A (en) | 2020-11-05 | 2020-11-05 | Pay-off bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226076.8A CN112374268A (en) | 2020-11-05 | 2020-11-05 | Pay-off bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112374268A true CN112374268A (en) | 2021-02-19 |
Family
ID=74578377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011226076.8A Pending CN112374268A (en) | 2020-11-05 | 2020-11-05 | Pay-off bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112374268A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772487A (en) * | 2021-07-26 | 2021-12-10 | 厦门市恒亿建安材料有限公司 | Novel hand push is around tub car |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070042A (en) * | 2010-12-01 | 2011-05-25 | 河南省电力公司南阳供电公司 | Adjustable pay-off stand |
| CN104533989A (en) * | 2014-12-01 | 2015-04-22 | 奇瑞汽车股份有限公司 | Two-direction and double-leading trailing shoe type brake for leading trailing shoe parking of automobile |
| US20180022566A1 (en) * | 2013-10-08 | 2018-01-25 | Southwire Company, Llc | Capstan and System of Capstans for Use in Spooling Multiple Conductors Onto a Single Reel |
| CN107638676A (en) * | 2017-06-27 | 2018-01-30 | 孙紫荷 | A kind of pupil's football training device |
| CN207153045U (en) * | 2017-06-27 | 2018-03-30 | 孙紫荷 | A kind of pupil's football training device |
| CN208361542U (en) * | 2018-06-30 | 2019-01-11 | 江苏索富达无纺布有限公司 | A kind of textile manufacturing weft yarn weaving frame |
| CN208440072U (en) * | 2018-06-01 | 2019-01-29 | 嘉兴天诺电气技术有限公司 | A kind of power ampere puts line apparatus |
| CN211169237U (en) * | 2019-10-24 | 2020-08-04 | 江西铜业股份有限公司 | Novel cable paying-off device |
| CN211712453U (en) * | 2020-02-26 | 2020-10-20 | 上海祈德机电设备有限公司 | Gantry pay-off equipment |
-
2020
- 2020-11-05 CN CN202011226076.8A patent/CN112374268A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070042A (en) * | 2010-12-01 | 2011-05-25 | 河南省电力公司南阳供电公司 | Adjustable pay-off stand |
| US20180022566A1 (en) * | 2013-10-08 | 2018-01-25 | Southwire Company, Llc | Capstan and System of Capstans for Use in Spooling Multiple Conductors Onto a Single Reel |
| CN104533989A (en) * | 2014-12-01 | 2015-04-22 | 奇瑞汽车股份有限公司 | Two-direction and double-leading trailing shoe type brake for leading trailing shoe parking of automobile |
| CN107638676A (en) * | 2017-06-27 | 2018-01-30 | 孙紫荷 | A kind of pupil's football training device |
| CN207153045U (en) * | 2017-06-27 | 2018-03-30 | 孙紫荷 | A kind of pupil's football training device |
| CN208440072U (en) * | 2018-06-01 | 2019-01-29 | 嘉兴天诺电气技术有限公司 | A kind of power ampere puts line apparatus |
| CN208361542U (en) * | 2018-06-30 | 2019-01-11 | 江苏索富达无纺布有限公司 | A kind of textile manufacturing weft yarn weaving frame |
| CN211169237U (en) * | 2019-10-24 | 2020-08-04 | 江西铜业股份有限公司 | Novel cable paying-off device |
| CN211712453U (en) * | 2020-02-26 | 2020-10-20 | 上海祈德机电设备有限公司 | Gantry pay-off equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772487A (en) * | 2021-07-26 | 2021-12-10 | 厦门市恒亿建安材料有限公司 | Novel hand push is around tub car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110890717B (en) | Method for releasing and laying cable from cable reel | |
| CN211769917U (en) | Hoist device for assembly type building construction | |
| CN111747354B (en) | Hydropower station large-gradient runner overhaul operation equipment and use method | |
| CN110803589A (en) | Cable winding and unwinding and hoisting integrated combined vehicle | |
| US20080308362A1 (en) | Cable management assembly and method for construction elevator systems | |
| CN109775589B (en) | Hoisting winch | |
| CN112374268A (en) | Pay-off bracket | |
| CN215666910U (en) | Counterweight type steel rope traction combined electric lifting platform device | |
| CN206885965U (en) | A kind of laneway type piler | |
| JP4981754B2 (en) | Loading device | |
| CN109928315A (en) | A kind of Construction of Steel Structure boom hoisting | |
| CN216807824U (en) | Pipeline mobile device for hydraulic engineering | |
| CN114538185B (en) | Cable paying-off device | |
| CN201793280U (en) | Light tension paying-off machine | |
| CN110790171B (en) | Simple detachable electric power hoisting tool | |
| CN112324127A (en) | Special platform for barrel structure | |
| CN117105114B (en) | Rocker arm and holding pole crawler type integrated equipment for electric power iron tower transportation and installation | |
| CN219807574U (en) | Remove over-and-under type cable pay off rack | |
| CN220886775U (en) | Gantry type lifting equipment | |
| CN117886229B (en) | Multifunctional integrated rail type lifting mechanism | |
| JP3315312B2 (en) | Tower assembly and dismantling equipment for construction elevators | |
| CN220951058U (en) | Traction lifting stacker | |
| CN220703087U (en) | Winding wire rope winding device for winding drum of high-altitude hoisting lifting equipment | |
| CN214780584U (en) | High-altitude operation lifting device | |
| CN219567099U (en) | Cable paying-off device for construction site |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210219 |