CN106014184A - Offline ladder stabilizing device for 500 kV transmission line - Google Patents
Offline ladder stabilizing device for 500 kV transmission line Download PDFInfo
- Publication number
- CN106014184A CN106014184A CN201610331804.9A CN201610331804A CN106014184A CN 106014184 A CN106014184 A CN 106014184A CN 201610331804 A CN201610331804 A CN 201610331804A CN 106014184 A CN106014184 A CN 106014184A
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- China
- Prior art keywords
- pipe
- transmission line
- parts
- ladder
- assembly
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/10—Reinforcements for ladders
-
- 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
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
An offline ladder stabilizing device for a 500 kV transmission line comprises a brace and a seat post connecting sleeve assembly, wherein a clamping device is mounted at each of two ends of the brace and comprises a handle, a screw rod, a clamping hook, a clamping press block and a rotating shaft, the screw rod is mounted on one side of the clamping hook, the handle is mounted at one end of the screw rod, the clamping press block is mounted at the other end of the screw rod, and the rotating shaft is mounted between the screw rod and the clamping press block; the seat post connecting sleeve assembly is arranged in the middle of the brace in a sleeving manner. The offline ladder stabilizing device has the advantages that two vertical rods of a ladder can be fixed by the two clamping device, original two-point fixation of the ladder can be changed to multi-point fixation by two seat posts, so that the stability of the ladder is improved greatly, the ladder is prevented from shaking more violently when a worker climbs the ladder, and the safety of the worker can be guaranteed.
Description
Technical field
The present invention relates to a kind of stabilising arrangement, specifically a kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement.
Background technology
Ladder, daily life tools, two root length thick bar do limit, scansorial cross bar is crossed in centre, is used for climbing.
Existing overhead transmission line ladder simply rides on overhead transmission line simply, and self is the most unstable, climbs up ladder staff
Time, bigger rocking easily occurs, threatens the personal safety of staff.
Summary of the invention
It is an object of the invention to provide a kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement, it is possible to solve the problems referred to above.
The present invention for achieving the above object, is achieved through the following technical solutions: a kind of 500kV transmission line of electricity ladder for getting down transmission line is stable
Device, including strut and seat pipe connector sleeves assembly, the two ends of strut are respectively mounted a clamping device, and clamping device is with handles, silk
Bar, securing pothook, clamping briquetting and rotary shaft, the side installation screw mandrel of securing pothook, one end mounting knob of screw mandrel, screw mandrel
The other end installs clamping briquetting, installs rotary shaft between screw mandrel and clamping briquetting, sits pipe connector sleeves assembly and is enclosed within the middle part of strut,
Fastening bolt is installed in the one end sitting pipe connector sleeves assembly, and the end of fastening bolt touches with strut, sits the another of pipe connector sleeves assembly
One end hinged seat pipe connected pipe assembly, sits pipe connected pipe assembly and is made up of two fixing pipes being obliquely installed, two fixing pipes
Termination, one end is connected with each other, and the other end of two fixing pipes connects one respectively and sits pipe, sits pipe for two and is parallel to each other, sits pipe for two
Upper respectively by bolt one adjusting sleeve pipe assembly of installation, wire-hanging hook is installed between two adjusting sleeve pipe assemblies and connects block, regulation set
The sidepiece of pipe assembly installs wire-hanging hook.
In order to realize the purpose of the present invention further, it is also possible to by the following technical solutions: sit the cooperation of pipe upper end for two and set
Putting end socket, two end socket tops arrange connecting tube, and connecting tube is connected with two the fixing pipe ends sitting pipe connected pipe assembly；Described
It is respectively cooperating with in the two ends of connecting tube arranging the first pipe plug；Between described end socket and seat pipe, rivet is set；The lower end of described seat pipe
Second pipe plug is installed；Semicircular first mating groove is offered in described securing pothook bottom, and one end end face of clamping briquetting offers half
The second circular mating groove, the first mating groove and the second mating groove diameter are identical and can cooperate；Described strut and seat pipe
Periphery coating fire proof heat-insulation layer, fire proof heat-insulation layer in parts by weight, is made up of following raw material: phenol resin foam 30 ~ 40 parts,
Cement 20 ~ 30 parts, Gypsum Fibrosum powder 5 ~ 10 parts, tetramethylolmethane 10 ~ 15 parts, Pulvis Talci 1 ~ 5 part, dodecylbenzene sodium sulfonate 1 ~ 5 part, hydrogen
Magnesium oxide 10 ~ 15 parts, 5 ~ 10 parts of flyash, xylene monosulfonic acid 3 ~ 8 parts and 90 ~ 100 parts of water；
Described phenol resin foam is prepared by following steps:
By 3,5-xylenols and base catalyst mixing, it is warming up to 100 ~ 110 DEG C, back flow reaction 20 ~ 40 minutes, mixed
Close liquid；The mass ratio of 3,5-xylenols and base catalyst is 100:5 ~ 10；
To stepGained mixed liquor drips furfural, drips complete continuation back flow reaction 2 ~ 3 hours at 100 ~ 110 DEG C,
Obtain phenolic resin；The mass ratio of described 3,5-xylenols and furfural is 100:120 ~ 150；
In parts by weight, by step90 ~ 100 parts of gained phenolic resin and foaming agent 5 ~ 10 parts are uniformly mixed, and obtain
Phenol resin foam；Described foaming agent is pentane or normal hexane.
It is an advantage of the current invention that: two clamping devices of the present invention can fix two montants of ladder, two seats
Pipe can make 2 of original ladder fixing to become multiple spot and fix, thus substantially increases the stability of ladder, it is to avoid operation
When personnel climb up ladder, there is bigger rocking in ladder, it is possible to ensure the personal safety of staff.The seat pipe of the present invention is permissible
Rotating around strut, so that sitting pipe can freely adjust the angle with ladder, thus facilitating ladder to adjust different inclination angles.This
Bright screw mandrel firmly can be connected with ladder by rotarily driving securing pothook and clamping briquetting clamping ladder.The rotation of the present invention
Rotating shaft can facilitate screw mandrel to avoid clamping briquetting to follow screw mandrel rotation while being connected with clamping briquetting.The handle of the present invention is permissible
Facilitate user rotary screw.The present invention also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；Fig. 2 is the left view of Fig. 1.
Reference: 1 binding nut 2 screw mandrel 3 securing pothook 4 clamps briquetting 5 strut 6 fastening bolt 7 and sits Guan Lian
Female connector assembly 8 rotary shaft 9 connecting tube 10 end socket 11 is sat pipe connected pipe assembly 12 first pipe plug 13 rivet 14 and is sat pipe 15
Adjusting sleeve pipe assembly 16 wire-hanging hook connects block 17 wire-hanging hook 18 second pipe plug.
Detailed description of the invention
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement, as it is shown in figure 1, include strut 5 and sit pipe connector sleeves assembly 7,
The two ends of strut 5 are respectively mounted a clamping device, and clamping device is with handles 1, screw mandrel 2, securing pothook 3, clamping briquetting 4 and rotate
Axle 8, the side installation screw mandrel 2 of securing pothook 3, one end mounting knob 1 of screw mandrel 2, the other end installation clamping briquetting 4 of screw mandrel 2,
Between screw mandrel 2 and clamping briquetting 4, rotary shaft 8 is installed, sits pipe connector sleeves assembly 7 and be enclosed within the middle part of strut 5, sit pipe connector sleeves total
Fastening bolt 6 is installed in the one end becoming 7, and the end of fastening bolt 6 touches with strut 5, and the other end sitting pipe connector sleeves assembly 7 is hinged
Sit pipe connected pipe assembly 11, sit pipe connected pipe assembly 11 and be made up of two fixing pipes being obliquely installed, one end of two fixing pipes
Termination is connected with each other, and the other end of two fixing pipes connects one respectively and sits pipe 14, sits pipe 14 for two and is parallel to each other, sits pipe for two
By bolt, one adjusting sleeve pipe assembly 15 is installed respectively on 14, wire-hanging hook is installed between two adjusting sleeve pipe assemblies 15 and connects block
16, the sidepiece of adjusting sleeve pipe assembly 15 installs wire-hanging hook 17.Two clamping devices of the present invention can fix two of ladder
Montant, sits pipe 14 for two and 2 of original ladder can be made fixing to become multiple spot and fix, thus substantially increase the steady of ladder
Qualitative, it is to avoid when operator climb up ladder, there is bigger rocking in ladder, it is possible to ensure the personal safety of staff.This
The seat pipe 14 of invention can rotate around strut 5, so that sitting pipe 14 can freely adjust the angle with ladder, thus facilitates ladder
Adjust different inclination angles.The screw mandrel 2 of the present invention can clamp ladder, with ladder by rotarily driving securing pothook 3 with clamping briquetting 4
Son firmly connects.The rotary shaft 8 of the present invention can facilitate screw mandrel 2 to avoid clamping briquetting 4 to follow while being connected with clamping briquetting 4
Screw mandrel 2 rotates.The handle 1 of the present invention can facilitate user rotary screw 2.Wire-hanging hook 17 is wire coupling hook, the company of playing
Connecing the effect of wire, wire-hanging hook 17 can move regulation sitting on pipe 14, adapts to the distance of different ladder and wire.
Sitting pipe 14 upper end for two and be equipped with end socket 10, two end socket 10 tops arrange connecting tube 9, and connecting tube 9 is managed with sitting
Two fixing pipe ends of connecting tube assembly 11 connect.This structure can make two fixing pipe ends of seat pipe connected pipe assembly 11
Head is connected with sitting pipe 14 by connecting tube 9 and end socket 10, increases contact area, strengthens bonding strength, meanwhile, and connecting tube 9
Play to support and sit pipe 14 and sit the effect of pipe connected pipe assembly 11, it is to avoid the excessive generation deformation of its stress.
It is respectively cooperating with in the two ends of described connecting tube 9 arranging the first pipe plug 12.This structure is it can be avoided that steam enters even
Adapter 9, prevents connecting tube 9 internal by corrosion.
Between described end socket 10 and seat pipe 14, rivet 13 is set.This structure can improve end socket 10 and sit the connection of pipe 14
Intensity.
The second pipe plug 18 is installed in the lower end of described seat pipe 14.This structure sits pipe 14 it can be avoided that steam enters, and prevents from sitting
Pipe 14 is internal by corrosion.
Semicircular first mating groove 19 is offered in described securing pothook 3 bottom, and one end end face of clamping briquetting 4 offers semicircle
Second mating groove 20 of shape, the first mating groove 19 is identical with the second mating groove 20 diameter and can cooperate.This structure energy
Enough making the first mating groove 19 and the second mating groove 20 be matched for clamping tightly the circular montant of ladder, convenient and different ladder connects solid
Fixed.
Described strut 5 and sit pipe 14 periphery coating fire proof heat-insulation layer, fire proof heat-insulation layer in parts by weight, by following raw material group
Become: phenol resin foam 30 ~ 40 parts, cement 20 ~ 30 parts, Gypsum Fibrosum powder 5 ~ 10 parts, tetramethylolmethane 10 ~ 15 parts, Pulvis Talci 1 ~ 5
Part, dodecylbenzene sodium sulfonate 1 ~ 5 part, 10 ~ 15 parts of magnesium hydroxide, 5 ~ 10 parts of flyash, xylene monosulfonic acid 3 ~ 8 parts and water 90 ~
100 parts；
Described phenol resin foam is prepared by following steps:
By 3,5-xylenols and base catalyst mixing, it is warming up to 100 ~ 110 DEG C, back flow reaction 20 ~ 40 minutes, mixed
Close liquid；The mass ratio of 3,5-xylenols and base catalyst is 100:5 ~ 10；
To stepGained mixed liquor drips furfural, drips complete continuation back flow reaction 2 ~ 3 hours at 100 ~ 110 DEG C,
Obtain phenolic resin；The mass ratio of described 3,5-xylenols and furfural is 100:120 ~ 150；
In parts by weight, by step90 ~ 100 parts of gained phenolic resin and foaming agent 5 ~ 10 parts are uniformly mixed, and obtain
Phenol resin foam；Described foaming agent is pentane or normal hexane.This fire proof heat-insulation layer uses Foaming of phenolic resin to add
Appropriate cement based gel rubber material and external feeding are mixed with gained, and this fire proof heat-insulation layer is the high performance anti-fire screen of porous light
Thermosphere, had both had the combustion of phenolic resin difficulty, low cigarette and the advantage of high temperature resistance distortion, had had again higher refractory temperature, its fire-resistant temperature
Degree can arrive more than 1100 DEG C, and combustibility is A1 level, belongs to incombustible material, and fire safety performance is superior；This fire proof heat-insulation layer
Rate of closed hole more than 99%, high rate of closed hole makes cross-ventilation heat transfer significantly reduce, thus has the heat-proof quality of excellence, it is possible to anti-
Only because heat causes strut 5 and sits the situation generation of pipe 14 heating scald staff；This preparation process easily operates, right
The requirement of equipment is low, it is easy to accomplish, commercial production can be realized.
Below in conjunction with specific embodiment, the fire proof heat-insulation layer of the present invention is further described.
Embodiment 1
Fire proof heat-insulation layer, in parts by weight, is made up of following raw material: phenol resin foam 30kg, cement 20kg, Gypsum Fibrosum powder
5kg, tetramethylolmethane 10kg, Pulvis Talci 1kg, dodecylbenzene sodium sulfonate 1kg, magnesium hydroxide 10kg, flyash 5kg, dimethylbenzene
Sulfonic acid 3kg and water 90kg；
Described phenol resin foam is prepared by following steps:100kg is by 3,5-xylenols and 5kg base catalysis
Agent mixes, and is warming up to 100 DEG C, and back flow reaction 20 minutes obtains mixed liquor；To stepGained mixed liquor drips 120kg bran
Aldehyde, drips complete continuation back flow reaction 2 hours at 100 DEG C, obtains phenolic resin；In parts by weight, by stepGained phenol
Urea formaldehyde 90kg and foaming agent pentane 5kg is uniformly mixed, and obtains phenol resin foam.
Embodiment 2
Fire proof heat-insulation layer, in parts by weight, is made up of following raw material: phenol resin foam 40kg, cement 30kg, Gypsum Fibrosum powder
10kg, tetramethylolmethane 15kg, Pulvis Talci 5kg, dodecylbenzene sodium sulfonate 5kg, magnesium hydroxide 15kg, flyash 10kg, diformazan
Benzenesulfonic acid 8kg and water 100kg；
Described phenol resin foam is prepared by following steps:By 100kg3,5-xylenols and base catalyst
Mixing, is warming up to 110 DEG C, and back flow reaction 40 minutes obtains mixed liquor；To stepGained mixed liquor drips 150kg bran
Aldehyde, drips complete continuation back flow reaction 3 hours at 110 DEG C, obtains phenolic resin；In parts by weight, by stepGained phenol
Urea formaldehyde 100kg and foaming agent 10kg is uniformly mixed, and obtains phenol resin foam；Described foaming agent is normal hexane.
Embodiment 3
Fire proof heat-insulation layer, in parts by weight, is made up of following raw material: phenol resin foam 34kg, cement 22kg, Gypsum Fibrosum powder
8kg, tetramethylolmethane 13kg, Pulvis Talci 4kg, dodecylbenzene sodium sulfonate 3kg, magnesium hydroxide 12kg, flyash 6kg, dimethylbenzene
Sulfonic acid 7kg and water 92kg；
Described phenol resin foam is prepared by following steps:By 100kg3,5-xylenols and 7kg base catalysis
Agent potassium hydroxide mixes, and is warming up to 102 DEG C, and back flow reaction 25 minutes obtains mixed liquor；To stepGained mixed liquor drips
Add 125kg furfural, drip complete continuation back flow reaction 2.5 hours at 105 DEG C, obtain phenolic resin；In parts by weight, will
StepGained phenolic resin 98kg and foaming agent 8kg is uniformly mixed, and obtains phenol resin foam；Described foaming agent is
Pentane.
Embodiment 4
Fire proof heat-insulation layer, in parts by weight, is made up of following raw material: phenol resin foam 35kg, cement 25kg, Gypsum Fibrosum powder
8kg, tetramethylolmethane 12kg, Pulvis Talci 4kg, dodecylbenzene sodium sulfonate 4kg, magnesium hydroxide 14kg, flyash 8kg, dimethylbenzene
Sulfonic acid 6kg and water 95kg；
Described phenol resin foam is prepared by following steps:By 100kg3,5-xylenols and 8kg sodium hydroxide
Mixing, is warming up to 105 DEG C, and back flow reaction 30 minutes obtains mixed liquor；To stepGained mixed liquor drips 140kg bran
Aldehyde, drips complete continuation back flow reaction 2.5 hours at 105 DEG C, obtains phenolic resin；In parts by weight, by stepGained
Phenolic resin 95kg and foaming agent 8kg is uniformly mixed, and obtains phenol resin foam；Described foaming agent is pentane.
Embodiment 5
The preparation method of the fire proof heat-insulation layer described in embodiment 1, comprises the following steps:
100kg is by 3, and 5-xylenols and 5kg base catalyst mix, and are warming up to 100 DEG C, and back flow reaction 20 minutes obtains
Mixed liquor；
To stepGained mixed liquor drips 120kg furfural, drips complete continuation back flow reaction 2 hours at 100 DEG C,
To phenolic resin；
In parts by weight, by stepGained phenolic resin 90kg and foaming agent pentane 5kg is uniformly mixed, and obtains phenol
Urea formaldehyde foaming body；
In parts by weight, by cement 20kg, Gypsum Fibrosum powder 5kg, tetramethylolmethane 10kg, Pulvis Talci 1kg, dodecylbenzene sodium sulfonate
1kg, magnesium hydroxide 10kg, flyash 5kg and water 90kg mix homogeneously, obtain compound；
By stepGained phenol resin foam 30kg, xylene monosulfonic acid 3kg stirring and evenly mixing, under agitation add step
Gained compound, mix homogeneously post-foaming molding, natural air drying, cut into specification shape, obtain fire proof heat-insulation layer.
Embodiment 6
The preparation method of the fire proof heat-insulation layer described in embodiment 2, comprises the following steps:
100kg3,5-xylenols and base catalyst are mixed, is warming up to 110 DEG C, back flow reaction 40 minutes, mixed
Liquid；
To stepGained mixed liquor drips 150kg furfural, drips complete continuation back flow reaction 3 hours at 110 DEG C,
To phenolic resin；
In parts by weight, by stepGained phenolic resin 100kg and foaming agent 10kg is uniformly mixed, and obtains phenolic aldehyde tree
Fat foaming body；Described foaming agent is normal hexane；
In parts by weight, by cement 30kg, Gypsum Fibrosum powder 10kg, tetramethylolmethane 15kg, Pulvis Talci 5kg, DBSA
Sodium 5kg, magnesium hydroxide 15kg, flyash 10kg and water 100kg mix homogeneously, obtain compound；
By stepGained phenol resin foam 40kg, xylene monosulfonic acid 8kg stirring and evenly mixing, under agitation add step
Gained compound, mix homogeneously post-foaming molding, natural air drying, cut into specification shape, obtain fire proof heat-insulation layer.
Embodiment 7
The preparation method of the fire proof heat-insulation layer described in embodiment 3, comprises the following steps:
100kg3,5-xylenols and 7kg base catalyst potassium hydroxide are mixed, is warming up to 102 DEG C, back flow reaction 25 points
Clock, obtains mixed liquor；
To stepGained mixed liquor drips 125kg furfural, drips complete continuation back flow reaction 2.5 hours at 105 DEG C,
Obtain phenolic resin；
In parts by weight, by stepGained phenolic resin 98kg and foaming agent 8kg is uniformly mixed, and obtains phenolic resin
Foaming body；Described foaming agent is pentane；
In parts by weight, by cement 22kg, Gypsum Fibrosum powder 8kg, tetramethylolmethane 13kg, Pulvis Talci 4kg, dodecylbenzene sodium sulfonate
3kg, magnesium hydroxide 12kg, flyash 6kg, xylene monosulfonic acid and water 92kg mix homogeneously, obtain compound；
By stepGained phenol resin foam 34kg, xylene monosulfonic acid 7kg stirring and evenly mixing, under agitation add step
Gained compound, mix homogeneously post-foaming molding, natural air drying, cut into specification shape, obtain fire proof heat-insulation layer.
Embodiment 8
The preparation method of the fire proof heat-insulation layer described in embodiment 4, comprises the following steps:
100kg3,5-xylenols and 8kg sodium hydroxide are mixed, is warming up to 105 DEG C, back flow reaction 30 minutes, mixed
Close liquid；
To stepGained mixed liquor drips 140kg furfural, drips complete continuation back flow reaction 2.5 hours at 105 DEG C,
Obtain phenolic resin；
In parts by weight, by stepGained phenolic resin 95kg and foaming agent 8kg is uniformly mixed, and obtains phenolic resin
Foaming body；Described foaming agent is pentane；
In parts by weight, by cement 25kg, Gypsum Fibrosum powder 8kg, tetramethylolmethane 12kg, Pulvis Talci 4kg, dodecylbenzene sodium sulfonate
4kg, magnesium hydroxide 14kg, flyash 8kg and water 95kg mix homogeneously, obtain compound；
By stepGained phenol resin foam 35 parts, xylene monosulfonic acid 6kg stirring and evenly mixing, under agitation add step
Gained compound, mix homogeneously post-foaming molding, natural air drying, cut into specification shape, obtain fire proof heat-insulation layer.
Technical scheme is not restricted in the range of embodiment of the present invention.The most detailed description of the present invention
Technology contents be known technology.
Claims (7)
1. a 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement, it is characterised in that: include strut (5) and sit pipe connector sleeves assembly
(7), the two ends of strut (5) are respectively mounted a clamping device, clamping device (1) with handles, screw mandrel (2), securing pothook (3), folder
Pressing block (4) and rotary shaft (8), screw mandrel (2), one end mounting knob (1) of screw mandrel (2), silk are installed in the side of securing pothook (3)
The other end of bar (2) installs clamping briquetting (4), installs rotary shaft (8), sit pipe connector sleeves between screw mandrel (2) and clamping briquetting (4)
Assembly (7) is enclosed within the middle part of strut (5), and fastening bolt (6), fastening bolt (6) are installed in the one end sitting pipe connector sleeves assembly (7)
End touch with strut (5), sit pipe connector sleeves assembly (7) the other end hinged seat pipe connected pipe assembly (11), sit pipe connect
Pipe assembly (11) is made up of two fixing pipes being obliquely installed, and the termination, one end of two fixing pipes is connected with each other, two fixing pipes
The other end connect respectively one sit pipe (14), two sit pipe (14) be parallel to each other, two sit pipe (14) on pass through bolt respectively
One adjusting sleeve pipe assembly (15) is installed, wire-hanging hook is installed between two adjusting sleeve pipe assemblies (15) and connects block (16), adjusting sleeve pipe
The sidepiece of assembly (15) installs wire-hanging hook (17).
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 1, it is characterised in that: sit pipe for two
(14) upper end is equipped with end socket (10), and two end socket (10) tops arrange connecting tube (9), connecting tube (9) and seat pipe connected pipe
Two fixing pipe ends of assembly (11) connect.
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 2, it is characterised in that: described connection
It is respectively cooperating with arranging the first pipe plug (12) in the two ends of pipe (9).
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 2, it is characterised in that: described end socket
(10) and between seat pipe (14), rivet (13) is set.
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 1, it is characterised in that: described seat is managed
(14) the second pipe plug (18) is installed in lower end.
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 1, it is characterised in that: described clamping
Semicircular first mating groove (19) is offered in hook (3) bottom, and one end end face of clamping briquetting (4) is offered semicircular second and joined
Closing groove (20), the first mating groove (19) is identical with the second mating groove (20) diameter and can cooperate.
A kind of 500kV transmission line of electricity ladder for getting down transmission line stabilising arrangement the most according to claim 1, it is characterised in that: described strut
(5) manage (14) periphery coat fire proof heat-insulation layer in parts by weight with seat, be made up of following raw material: phenol resin foam 30 ~ 40
Part, cement 20 ~ 30 parts, Gypsum Fibrosum powder 5 ~ 10 parts, tetramethylolmethane 10 ~ 15 parts, Pulvis Talci 1 ~ 5 part, dodecylbenzene sodium sulfonate 1 ~ 5
Part, 10 ~ 15 parts of magnesium hydroxide, 5 ~ 10 parts of flyash, xylene monosulfonic acid 3 ~ 8 parts and 90 ~ 100 parts of water；
Described phenol resin foam is prepared by following steps:
By 3,5-xylenols and base catalyst mixing, it is warming up to 100 ~ 110 DEG C, back flow reaction 20 ~ 40 minutes, mixed
Close liquid；The mass ratio of 3,5-xylenols and base catalyst is 100:5 ~ 10；
To stepGained mixed liquor drips furfural, drips complete continuation back flow reaction 2 ~ 3 hours at 100 ~ 110 DEG C,
To phenolic resin；The mass ratio of described 3,5-xylenols and furfural is 100:120 ~ 150；
In parts by weight, by step90 ~ 100 parts of gained phenolic resin and foaming agent 5 ~ 10 parts are uniformly mixed, and obtain phenol
Urea formaldehyde foaming body；Described foaming agent is pentane or normal hexane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331804.9A CN106014184B (en) | 2016-05-18 | 2016-05-18 | A kind of 500kV transmission lines of electricity ladder for getting down transmission line stabilising arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331804.9A CN106014184B (en) | 2016-05-18 | 2016-05-18 | A kind of 500kV transmission lines of electricity ladder for getting down transmission line stabilising arrangement |
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| Publication Number | Publication Date |
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| CN106014184A true CN106014184A (en) | 2016-10-12 |
| CN106014184B CN106014184B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787149A (en) * | 2019-03-07 | 2019-05-21 | 国网湖北省电力公司咸宁供电公司 | A kind of dedicated hard ladder and its application method for wire jumper line maintenance |
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| CN106014184B (en) | 2017-10-31 |
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