CN108355271B - Connecting device for operation of electric tower - Google Patents
Connecting device for operation of electric tower Download PDFInfo
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- CN108355271B CN108355271B CN201810130373.9A CN201810130373A CN108355271B CN 108355271 B CN108355271 B CN 108355271B CN 201810130373 A CN201810130373 A CN 201810130373A CN 108355271 B CN108355271 B CN 108355271B
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- positioning
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- angle steel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000007906 compression Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 21
- 210000004907 gland Anatomy 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 14
- 230000005611 electricity Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 230000005389 magnetism Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0006—Harnesses; Accessories therefor
- A62B35/0025—Details and accessories
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electric Cable Installation (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a connecting device for operation of an electric tower, which comprises: the steel plate comprises a middle rod, two side rods and two angle steel sheets, wherein two end parts of the middle rod are respectively provided with a fixed hinge joint; the two ends of each side rod are respectively a first end and a second end, the first end of each side rod is respectively provided with a hinge groove, the two side rods are respectively hinged with the fixed hinge joints at the two ends of the middle rod through the hinge grooves, and an angle positioning device is respectively arranged between the first end of each side rod and the end part of the middle rod; the back of each angle steel sheet is hinged to the second end of one side rod, and the two folding surfaces on the back of each angle steel sheet are fixedly connected with a first magnetic suction seat and a second magnetic suction seat respectively. The connecting device for the operation of the electric tower can enable workers to automatically set the safety belt hanging and buckling connecting points according to conditions when the workers operate on the electric tower in the high altitude, ensure that the workers in the high altitude can hang and buckle the safety belt, and improve the safety of the high altitude operation.
Description
Technical Field
The invention belongs to the field of high-voltage line construction safety protection equipment, and particularly relates to a connecting device for electric tower operation.
Background
When transmission line staff carries out high altitude construction at the electricity tower, often need use the couple of safety belt to hang and detain on the structural steel in the electricity tower, fall with this to prevent unexpected insufficient, but the structural steel on the electricity tower generally is the angle steel, the couple of safety belt can not directly hang and detain the connection, hang after needing safety belt winding angle steel round and detain on the rope of safety belt, just so shortened the extensible distance of safety belt, and the general structure of electricity tower is huge, distance between the structural steel of certain position department is great, because the extension length of the rope of safety belt is limited, staff often can not find suitable safety belt when the operation of position department between two structural steel and hang and detain the tie point, lead to the easy emergence of circuit staff when carrying out high altitude construction on the transmission tower and weigh down the casualties accident.
Disclosure of Invention
In order to solve the problems, the invention provides a connecting device for electric tower operation, which can enable workers to set safety belt hanging and buckling connecting points automatically according to conditions when the workers work on an electric tower at high altitude, ensure that the workers at high altitude can hang and buckle safety belts, and improve the safety of the high altitude operation.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a connecting device for operation of an electric tower comprises a middle rod, wherein two end parts of the middle rod are respectively provided with a fixed hinge joint;
the two ends of the side rod are respectively a first end and a second end, the first end of each side rod is respectively provided with a hinge groove, the two side rods are respectively hinged with the fixed hinge joints at the two ends of the middle rod through the hinge grooves, and an angle positioning device is respectively arranged between the first end of each side rod and the end part of the middle rod;
the back of each angle steel sheet is hinged to the second end of one side rod, and the two folding surfaces on the back of each angle steel sheet are fixedly connected with a first magnetic suction seat and a second magnetic suction seat respectively.
The invention further improves the following steps:
the angle positioning device is a positioning rod, and a plurality of positioning notches are uniformly arranged on the peripheral surface of the fixed hinge joint; the bottom in hinge groove is provided with the axial slide opening, and the locating lever slides the assembly in the axial slide opening, and the one end of locating lever is provided with the location tooth, location tooth and location breach phase-match, is provided with compression spring between the other end of locating lever and the limit pole, still is provided with the shifting block on the lateral wall of locating lever.
A first axial step is arranged on the side wall of the middle part of the positioning rod, a counter bore step is arranged at the end port of the axial sliding hole, a compression spring is sleeved on the positioning rod, and two ends of the compression spring respectively abut against the end faces of the first axial step and the counter bore step; the shifting block is arranged on the first shaft step, an axial sliding groove is further formed in the side wall of the first end of the side rod, the axial sliding groove is communicated with the shaft hole step, and the end portion of the shifting block extends into the axial sliding groove.
The second end axial of limit pole is provided with rotates the articulated joint, and the back of angle steel piece is fixed with articulated seat, and articulated seat is located between first magnetism and inhales the seat and the second magnetism inhales the seat.
The middle part of the rotary hinged joint is provided with a second shaft step, the end face of the second end of the side rod is provided with a mounting hole, one end of the rotary hinged joint extends into the mounting hole, the second end of the side rod is connected with an annular gland, and the inner edge of the annular gland is pressed on the second shaft step.
And a universal connector is connected between the second end of the side rod and the back surface of the angle steel sheet and is positioned between the first magnetic suction seat and the second magnetic suction seat.
The edges of the two folding surfaces of the angle steel sheet are respectively provided with a binding hole, and the binding holes are connected with binding belts.
The middle rod comprises two half rods and a connecting cylinder, the end parts of the two half rods are respectively provided with external threads which are opposite in rotating direction, the two ends of the connecting cylinder are respectively provided with internal threads which are opposite in rotating direction, and the two half rods are respectively connected with the two ends of the connecting cylinder through threads.
Compared with the prior art, the invention has the following beneficial effects:
according to the connecting device for the operation of the electric tower, the two angle steel sheets can be fixed on the outer sides of the structural steel of the electric tower through the adsorption effect of the first magnetic suction seat and the second magnetic suction seat on steel, the two inner side surfaces of the angle steel sheets are just sucked and fixed with the outer sides of the angle steel connecting rods on the electric tower, the two side rods can be respectively connected to different positions on the electric tower through the two angle steel sheets, the angle positioning device can fix the hinged angles of the two side rods and the two ends of the middle rod, so that the two side rods and the middle rod cannot swing, a fixed hanging and buckling connecting point is provided for workers, the workers can conveniently carry out hanging and buckling connection through hooks on safety belts, and the safe operation range of the workers at high altitudes is prolonged. When high-altitude workers need to remove the connecting device for the operation of the electric tower, the knobs on the first magnetic suction seat and the second magnetic suction seat can be twisted to eliminate the magnetic attraction of the knobs on the angle steel connecting rods, and the angle fixing device between the two ends of the two side rods and the two ends of the middle rod can be adjusted to fold the two side rods and the middle rod together for convenience of carrying. The connecting device for the operation of the electric tower can be connected between two structural steels with larger distance on the electric tower, can provide proper safety belt hanging and buckling points for workers at high altitude, extends the safe working range of the workers and can reduce the incidence rate of crash accidents of the operation at high altitude of the power transmission tower.
Furthermore, the connecting device for the operation of the electric tower of the invention has the advantages that the positioning rod is always propped against the positioning notch on the fixed hinged joint under the elastic pushing of the compression spring, the side rods and the middle rod can not rotate freely, the hinge angle between the middle rod and the side rods is fixed, when workers need to change the hinge angle between China and the side rods, only the shifting block on the positioning rod needs to be shifted to enable the compression spring to be compressed and retracted, so that after the positioning teeth on the positioning rod are separated from the positioning notches on the fixed hinged joint, then the hinge angle between the middle rod and the side rod can be changed at will, after the worker adjusts the hinge angle, the pushing block can be released, the compression spring is released to extend and push the positioning rod back, the positioning teeth on the positioning rod are inserted into the positioning notches on the fixed hinged joint, and at the moment, the hinged angle between the middle rod and the side rod is fixed again.
Furthermore, according to the connecting device for the electric tower operation, the compression spring is sleeved on the positioning rod, one end of the compression spring abuts against the end face of the first axial step on the positioning rod, the other end of the compression spring abuts against the end face of the counter bore step, the shifting block on the first axial step extends into the axial sliding groove on the side rod, and therefore a worker can conveniently shift the shifting block by hand when adjusting the hinge angle between the side rod and the middle rod.
Furthermore, according to the connecting device for the electric tower operation, the hinge seat on the angle iron sheet is arranged between the first magnetic attraction seat and the second magnetic attraction seat, so that the first magnetic seat and the second magnetic seat can equally bear the tension transmitted by the hinge seat.
Furthermore, according to the connecting device for the electric tower operation, the rotating hinge joint is assembled in the mounting hole and can freely rotate in the axial direction, the inner edge of the annular cover connected to the second end of the side rod is pressed on the second step of the rotating hinge seat, the rotating hinge seat can be axially limited, and the rotating hinge seat cannot be separated from the second end of the side rod.
Furthermore, according to the connecting device for the electric tower operation, the second end of the side rod is connected with the back surface of the angle steel sheet through the universal connector, so that the connection between the angle steel sheet and the steel structure is not limited by the angle of the side rod.
Furthermore, according to the connecting device for the electric tower operation, the magnetic attraction force of the first magnetic attraction seat and the second magnetic attraction seat on the structural steel on the electric tower is limited, and in order to further increase the reliability of the magnetic attraction connection of the angle steel sheets on the structural steel, the angle steel sheets can be attracted on the steel structure, and then the angle steel sheets can be bound on the steel structure after the binding belts respectively penetrate through the binding holes in the two folding surfaces of the angle steel sheets.
Furthermore, after the angle steel sheets on the two half rods are firstly connected to the structural steel on the electric tower respectively, it is often difficult to ensure that the positioning teeth on the positioning rods in the two side rods can be inserted into the positioning notches on the fixed hinge joints of the corresponding half rods, so that the hinge angle between the side rods and the half rods needs to be finely adjusted.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
Wherein: 1-a middle pole; 101-a fixed hinge; 102-a positioning notch; 110-half bar; 120-a connector barrel; 2-side bar; 201-hinge slot; 202-axial slide hole; 203-axial sliding chute; 204-mounting holes; 210-rotating the hinge; 211-second order; 220-annular gland; 3-angle steel sheet; 301-a hinged mount; 4-a first magnetic attraction seat; 5-a second magnetic attraction seat; 6-positioning a rod; 601-positioning teeth; 602-a shifting block; 603-first axial step; 7-compression spring.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, fig. 1 is a connecting device for electric tower operation, which comprises a middle rod 1, two side rods 2 and two angle steel sheets 3, wherein two ends of the middle rod 1 are respectively provided with a fixed hinged joint 101; the two ends of each side rod 2 are respectively a first end and a second end, the first end of each side rod 2 is respectively provided with a hinge groove 201, the two side rods 2 are respectively hinged with the fixed hinge joints 101 at the two ends of the middle rod 1 through the hinge grooves 201, and an angle positioning device is respectively arranged between the first end of each side rod 2 and the end part of the middle rod 1; the back of each angle steel sheet 3 is respectively hinged with the second end of one side rod 2, and the two folding surfaces on the back of each angle steel sheet 3 are respectively and fixedly connected with a first magnetic suction seat 4 and a second magnetic suction seat 5.
Two 3 accessible first magnetism of angle steel sheet inhale seat 4 and second magnetism inhale seat 5 and inhale the adsorption to steel and iron and fix the outside at the structural steel of electricity tower, two medial surfaces of angle steel sheet 3 just with the outside actuation of the angle steel connecting rod on the electricity tower fixed, two 2 different positions that can connect on the electricity tower through two angle steel sheets 3 can be respectively to two side poles, the articulated angle at two side poles 2 and the both ends of well pole 1 can be fixed to angle positioner, make two side poles 2 and well pole 1 can not swing, the staff has provided fixed knot tie point of hanging, make things convenient for the couple on the staff's safety belt to hang and detain the connection, extension high altitude staff's safe operation scope. When high-altitude workers need to remove the connecting device for the operation of the electric tower, the knobs on the first magnetic suction seat 4 and the second magnetic suction seat 5 can be twisted to eliminate the magnetic attraction of the knobs on the angle steel connecting rods, and the angle fixing devices between the two ends of the two side rods 2 and the two ends of the middle rod 1 can be adjusted to enable the two side rods 2 and the middle rod 1 to be folded together for convenience of carrying. The connecting device for the operation of the electric tower can be connected between two structural steels with larger distance on the electric tower, can provide proper safety belt hanging and buckling points for workers at high altitude, extends the safe working range of the workers and can reduce the incidence rate of crash accidents of the operation at high altitude of the power transmission tower.
As shown in fig. 2, the angle positioning device is a positioning rod 6, and a plurality of positioning notches 102 are uniformly arranged on the circumferential surface of the fixed articulated joint 101; the bottom of hinge groove 201 is provided with axial slide opening 202, and locating lever 6 sliding fit is in axial slide opening 202, and the one end of locating lever 6 is provided with location tooth 601, and location tooth 601 and location breach 102 phase-match are provided with compression spring 7 between the other end of locating lever 6 and limit pole 2, still is provided with shifting block 602 on the lateral wall of locating lever 6.
The positioning rod 6 is pushed by the elasticity of the compression spring 7 to be always pressed against the positioning notch 102 on the fixed joint 101, the side rod 2 and the middle rod 1 can not rotate freely, the hinge angle between the middle rod 1 and the side rod 2 is fixed, when the staff needs to change the hinge angle between China and the side rod 2, only the shifting block 602 on the positioning rod 6 needs to be shifted to cause the compression spring 7 to be compressed and retracted, so that after the positioning teeth 601 on the positioning rod 6 are separated from the positioning notches 102 on the fixed hinged joint 101, then the hinge angle between the middle rod 1 and the side rod 2 can be changed at will, after the staff adjusts the hinge angle, the shifting block 602 can be released, the compression spring 7 is released to extend and push the positioning rod 6 back, so that the positioning teeth 601 on the positioning rod 6 are inserted into the positioning notches 102 on the fixed joint 101, and the hinge angle between the middle rod 1 and the side rod 2 is fixed again.
As shown in fig. 2, a first axial step 603 is arranged on a side wall of the middle part of the positioning rod 6, a counter bore step is arranged at a port of the axial sliding hole 202, the compression spring 7 is sleeved on the positioning rod 6, and two ends of the compression spring 7 respectively abut against end faces of the first axial step 603 and the counter bore step; the shifting block 602 is arranged on the first shaft step 603, an axial sliding groove 203 is further arranged on the side wall of the first end of the side rod 2, the axial sliding groove 203 is communicated with the shaft hole step, and the end part of the shifting block 602 extends into the axial sliding groove 203.
The compression spring 7 is sleeved on the positioning rod 6, one end of the compression spring abuts against the end face of the first axial step 603 on the positioning rod 6, the other end of the compression spring abuts against the end face of the counter bore step, and the shifting block 602 on the first axial step 603 extends into the axial sliding groove 203 on the side rod 2, so that a worker can conveniently shift the shifting block 602 by hand when adjusting the hinge angle between the side rod 2 and the middle rod 1.
Referring to fig. 1 and 3, a rotary hinge joint 210 is axially arranged at the second end of the side rod 2, a hinge seat 301 is fixed on the back of the angle iron sheet 3, and the hinge seat 301 is located between the first magnetic attraction seat 4 and the second magnetic attraction seat 5.
The hinged seat 301 on the angle steel sheet 3 is arranged between the first magnetic attraction seat 4 and the second magnetic attraction seat 5, so that the first magnetic seat and the second magnetic seat can equally share the tensile force transmitted on the hinged seat 301.
As shown in fig. 3, a second step 211 is disposed in the middle of the rotary joint 210, a mounting hole 204 is disposed on the end surface of the second end of the side rod 2, one end of the rotary joint 210 extends into the mounting hole 204, the second end of the side rod 2 is connected to an annular gland 220, and the inner edge of the annular gland 220 presses on the second step 211.
The rotary joint 210 is assembled in the mounting hole 204 and can freely turn in the axial direction, and the inner edge of the annular cover connected to the second end of the side rod 2 presses on the second step 211 of the rotary joint seat 301, so that the rotary joint seat 301 can be axially limited, and the rotary joint seat 301 cannot be separated from the second end of the side rod 2.
A universal connector is connected between the second end of the side rod 2 and the back of the angle steel sheet 3, and the universal connector is positioned between the first magnetic attraction seat 4 and the second magnetic attraction seat 5.
The second end of limit pole 2 passes through universal connector and angle steel piece 3's back connection, can make angle steel piece 3 can not receive the restriction of the angle of limit pole 2 with being connected of steel construction.
The edges of the two folding surfaces of the angle steel sheet 3 are respectively provided with a binding hole, and the binding holes are connected with binding belts.
First magnetism suction seat 4 and second magnetism suction seat 5 are limited to the magnetic attraction of the structural steel on the electricity tower, in order to further increase the reliability of the magnetic attraction connection of angle steel sheet 3 to the structural steel, can be earlier with 3 actuation of angle steel sheets on the steel construction, then use the ligature area to pass respectively with 3 ligature on the steel construction behind the ligature hole on two dog-ear of angle steel sheet 3.
Referring to fig. 1, the middle rod 1 includes two half rods 110 and a connecting cylinder 120, wherein the ends of the two half rods 110 are respectively provided with external threads with opposite turning directions, the two ends of the connecting cylinder 120 are respectively provided with internal threads with opposite turning directions, and the two half rods 110 are respectively connected to the two ends of the connecting cylinder 120 through threads.
After the angle steel sheets 3 on the two half rods 110 are respectively connected to the structural steel on the electric tower, it is often difficult to ensure that the positioning teeth 601 on the positioning rods 6 in the two side rods 2 can be inserted into the positioning notches 102 on the fixed hinge joints 101 of the corresponding half rods 110, so that fine adjustment of the hinge angle between the side rods 2 and the half rods 110 is required, at this time, the connecting cylinder 120 can be rotated, and the connecting cylinder 120 can simultaneously reduce or increase the threaded connection length between the other two half rods 110 during rotation, which is equivalent to reducing or increasing the overall length of the middle rod 1, so as to finely adjust the hinge angle between the half rod 110 on the middle rod 1 and the corresponding side rod 2, so that the positioning teeth 601 on the positioning rods 6 in the two side rods 2 can be inserted into the positioning notches 102 on the fixed hinge joints 101 on the corresponding half rods 110.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (2)
1. The connecting device for the operation of the electric tower is characterized by comprising a middle rod (1), wherein two end parts of the middle rod (1) are respectively provided with a fixed hinge joint (101);
the two side rods (2) are respectively provided with a first end and a second end at two ends of each side rod (2), the first end of each side rod (2) is respectively provided with a hinge groove (201), the two side rods (2) are respectively hinged with fixed hinge joints (101) at two ends of the middle rod (1) through the hinge grooves (201), and angle positioning devices are respectively arranged between the first ends of the side rods (2) and the end parts of the middle rod (1);
the angle positioning device is a positioning rod (6), and a plurality of positioning notches (102) are uniformly arranged on the peripheral surface of the fixed hinged joint (101); an axial sliding hole (202) is formed in the bottom of the hinge groove (201), the positioning rod (6) is assembled in the axial sliding hole (202) in a sliding mode, a positioning tooth (601) is arranged at one end of the positioning rod (6), the positioning tooth (601) is matched with the positioning notch (102), a compression spring (7) is arranged between the other end of the positioning rod (6) and the side rod (2), and a shifting block (602) is further arranged on the side wall of the positioning rod (6);
a first axial step (603) is arranged on the side wall of the middle part of the positioning rod (6), a counter bore step is arranged at the end port of the axial sliding hole (202), a compression spring (7) is sleeved on the positioning rod (6), and two ends of the compression spring (7) respectively abut against the first axial step (603) and the end face of the counter bore step; the shifting block (602) is arranged on the first shaft step (603), the side wall of the first end of the side rod (2) is also provided with an axial sliding groove (203), the axial sliding groove (203) is communicated with the shaft hole step, and the end part of the shifting block (602) extends into the axial sliding groove (203);
a rotary hinge joint (210) is axially arranged at the second end of the side rod (2), a hinge seat (301) is fixed on the back surface of the angle steel sheet (3), and the hinge seat (301) is positioned between the first magnetic suction seat (4) and the second magnetic suction seat (5); a second step (211) is arranged in the middle of the rotary hinged joint (210), a mounting hole (204) is formed in the end face of the second end of the side rod (2), one end of the rotary hinged joint (210) extends into the mounting hole (204), the second end of the side rod (2) is connected with an annular gland (220), and the inner edge of the annular gland (220) is pressed on the second step (211);
the back of each angle steel sheet (3) is hinged to the second end of one side rod (2), and a first magnetic suction seat (4) and a second magnetic suction seat (5) are fixedly connected to two folding surfaces of the back of each angle steel sheet (3) respectively;
the middle rod (1) comprises two half rods (110) and a connecting cylinder (120), wherein the end parts of the two half rods (110) are respectively provided with external threads with opposite turning directions, the two ends of the connecting cylinder (120) are respectively provided with internal threads with opposite turning directions, and the two half rods (110) are respectively connected with the two ends of the connecting cylinder (120) through threads.
2. The connecting device for electric tower operation according to claim 1, wherein the edges of the two folded surfaces of the angle steel sheets (3) are respectively provided with a binding hole, and a binding band is connected to the binding holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130373.9A CN108355271B (en) | 2018-02-08 | 2018-02-08 | Connecting device for operation of electric tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130373.9A CN108355271B (en) | 2018-02-08 | 2018-02-08 | Connecting device for operation of electric tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108355271A CN108355271A (en) | 2018-08-03 |
| CN108355271B true CN108355271B (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810130373.9A Active CN108355271B (en) | 2018-02-08 | 2018-02-08 | Connecting device for operation of electric tower |
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| CN (1) | CN108355271B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129750A (en) * | 2000-10-27 | 2002-05-09 | Ito Seisakusho:Kk | Rope holding implement |
| JP2009293185A (en) * | 2008-06-02 | 2009-12-17 | Kasetsu:Kk | Attachment implement |
| KR101265723B1 (en) * | 2011-07-29 | 2013-05-20 | 강명석 | Transfer apparatus for life line |
| CN203579212U (en) * | 2013-08-31 | 2014-05-07 | 西安志越机电科技有限公司 | Angle adjustable worktable |
| CN204144743U (en) * | 2014-06-30 | 2015-02-04 | 国家电网公司 | A kind of hanging rack for safety belt of operation on transformer platform |
| CN106553164A (en) * | 2016-11-24 | 2017-04-05 | 国网山东省电力公司济南供电公司 | A kind of new hanging wire mechanical arm |
| CN107160341A (en) * | 2017-04-18 | 2017-09-15 | 国网浙江武义县供电公司 | Insulating bar hanger |
-
2018
- 2018-02-08 CN CN201810130373.9A patent/CN108355271B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129750A (en) * | 2000-10-27 | 2002-05-09 | Ito Seisakusho:Kk | Rope holding implement |
| JP2009293185A (en) * | 2008-06-02 | 2009-12-17 | Kasetsu:Kk | Attachment implement |
| KR101265723B1 (en) * | 2011-07-29 | 2013-05-20 | 강명석 | Transfer apparatus for life line |
| CN203579212U (en) * | 2013-08-31 | 2014-05-07 | 西安志越机电科技有限公司 | Angle adjustable worktable |
| CN204144743U (en) * | 2014-06-30 | 2015-02-04 | 国家电网公司 | A kind of hanging rack for safety belt of operation on transformer platform |
| CN106553164A (en) * | 2016-11-24 | 2017-04-05 | 国网山东省电力公司济南供电公司 | A kind of new hanging wire mechanical arm |
| CN107160341A (en) * | 2017-04-18 | 2017-09-15 | 国网浙江武义县供电公司 | Insulating bar hanger |
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| CN108355271A (en) | 2018-08-03 |
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