CN107269102B - A kind of cross arm support device with ice-melt function - Google Patents

A kind of cross arm support device with ice-melt function Download PDF

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Publication number
CN107269102B
CN107269102B CN201710587600.6A CN201710587600A CN107269102B CN 107269102 B CN107269102 B CN 107269102B CN 201710587600 A CN201710587600 A CN 201710587600A CN 107269102 B CN107269102 B CN 107269102B
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China
Prior art keywords
ice
cylindrical drum
cross
melt
several
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CN107269102A (en
Inventor
罗婧
罗大虎
杨鹏
郑博允
白宇
李全骜
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State Grid Henan Electric Power Company Tongbai County Power Supply Co
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State Grid Henan Electric Power Company Tongbai County Power Supply Co
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/24Cross arms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/06Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in annular, tubular or hollow conical form
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/32Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages in which a valve member forms part of the outlet opening

Abstract

The present invention provides a kind of cross arm support devices with ice-melt function, belong to power transmission line technical field, including supporting mechanism and ice-melt mechanism;Supporting mechanism includes the cylindrical drum and several cross-arms of one end sealing, several grooves are arranged in the side vertical of cylindrical drum, and the two sides of groove are respectively provided with several limited blocks, and limited block is bolted telescopic rod by second, card slot is arranged in the end of telescopic rod, and the top on the inside of cylindrical drum, which is enclosed, sets spring leaf;Ice-melt mechanism includes the liquid storage cylinder that cylindrical drum lower part is arranged in and the Annular Nozzle being set on electric pole, liquid storage cylinder is connected with the jet pipe by delivery pipe, valve is set in delivery pipe, side on jet pipe close to electric pole is uniformly arranged several spray orifices, inlet tube is set on liquid storage cylinder, control valve is set on inlet tube, stores ice melting agent in liquid storage cylinder.Cross-arm can securely be connect by the present invention with electric pole, and can be melted the icing on electric pole, convenient and reliable, strong applicability.

Description

A kind of cross arm support device with ice-melt function
Technical field
The present invention relates to power transmission line technical fields, and in particular to a kind of cross arm support device with ice-melt function.
Background technique
With the fast development of electric utility, the safety of route is inseparable with our daily life and work. If power failure, the normal electricity consumption of user was not only affected, but also bring property and economic loss to power supply department.Route Safety and guarantee that its normal work has become one of emphasis direction of work about electric power.On power main road, generally adopt Use electric pole and its support frame on top as the support carrier of transmission line of electricity.Cross-arm is the main carriers of carrying support connector, The controller switching equipment being mainly used on support insulator, conducting wire and column, and the main support platform of carrying drop switch, cross-arm It is determined whether stabilization whether reliable and stable in " drawing ", " conjunction " drop switch.Only have in cross-arm on the cross-arm of conventional racks Portion is linked together by fixed device with electric pole, and when conveying circuit configuration is uneven, cross-arm certainty unbalance stress is easy pine Dynamic inclination, does not have the supporting role stable to route.Therefore, a kind of support frame will be passed through between cross-arm and electric pole to connect Come, the stability of its connection can be reinforced, structure is stronger, and can make the easier for installation of cross-arm.Currently, most of Cross-arm is fixed on electric pole with clip or anchor ear, is easy to loosen for a long time, influences the safety of route.
The patent of Publication No. CN201276868Y discloses a kind of support frame, including cross-arm, and the both ends of cross-arm connect respectively It is connected to the fixed load that triangular structure relationship is constituted with cross-arm, fixed load being fixed together by main card hoop with electric pole;It is horizontal The both ends of load are also respectively connected the support that one constitutes triangular structure relationship with cross-arm and carry on a shoulder pole, and support load passes through vice card hoop and electricity Bar is fixed together.As an implementation, the vice card hoop is located on the electric pole on main card hoop top.Implement as another kind Mode, the vice card hoop are located on the electric pole of main card hoop lower part.In order to keep support frame structure symmetrical, the length of described two fixed loads It spends equal.It is stable structure, permanent durable using the support frame of this structure, it is particularly suitable for doing equipment or electric wire in power Transmission Support frame.But the support frame is fixed between clip and electric pole, is used for a long time, clip can loosen downslide, and Each support frame can only install a cross-arm, and occupied space volume is bigger.
The patent of Publication No. CN103138204A discloses a kind of multi-functional mounting rack of strain cross arm replacement.Its feature It is: including bracing wire anchor ear, is fixed with a suspension hook on the bracing wire anchor ear, a hand block is hung on the suspension hook, is in addition existed It is further fixed on four installing pipes on the bracing wire anchor ear, is inserted there are two support frame altogether in four installing pipes to temporarily place resistance to Open cross-arm.Test proves that multi-functional mounting rack is replaced using strain cross arm of the invention, single installation strain cross arm Time can foreshorten within 20 minutes, and effectively increase the installation quality of strain cross arm.But the bracing wire anchor ear is installed It is not too strong, it is easy to loosen inclination, influences the stability of cross-arm and insulator, and then influence the safety of route.
Summary of the invention
In view of this, the present invention provides a kind of cross arm support device with ice-melt function, it can be secured with electric pole by cross-arm Connection, while the icing on electric pole can be melted, convenient and reliable, strong applicability.
In order to solve the above technical problems, the technical solution used in the present invention is:
A kind of cross arm support device with ice-melt function, including supporting mechanism and ice-melt mechanism;The supporting mechanism includes The cylindrical drum and several cross-arms of one end sealing, the internal diameter of the cylindrical drum and the diameter of electric pole match, the cylindrical drum Several grooves are arranged in side vertical, and the two sides of the groove are respectively provided with several limited blocks, two neighbouring limits The distance between position block is greater than or equal to the thickness of the cross-arm, is connected between the cross-arm and the limited block by the first bolt It connects;The limited block is bolted telescopic rod by second, and card slot is arranged in the end of the telescopic rod, and the width of the card slot is big In or equal to the cross-arm thickness, be bolted between the cross-arm and the card slot by third;Under the cylindrical drum Several tapped through holes are arranged in portion, and fastening bolt is correspondingly arranged on the tapped through hole, and the top on the inside of the cylindrical drum, which is enclosed, to be set Spring leaf;The ice-melt mechanism include be arranged in the cylindrical drum lower part liquid storage cylinder and the Annular Nozzle being set on electric pole, The liquid storage cylinder is connected with the jet pipe by several delivery pipes, is arranged valve in the delivery pipe, close on the jet pipe The side of electric pole is uniformly arranged several spray orifices, and inlet tube is arranged on the liquid storage cylinder, and control valve, institute are arranged on the inlet tube It states and stores ice melting agent in liquid storage cylinder.
Further, the ice melting agent includes the ingredient of following weight percentage: ethylene glycol 35%-47%, propylene glycol 12%-20%, potassium acetate 10%-15%, ammonium nitrate 5.2%-6.5%, potassium dihydrogen phosphate 6%-8.5%, deionized water 18%-20%.
Further, anti-skid chequer is set on the inner wall of the cylindrical drum and the spring leaf.
Further, boss is arranged in the end of the cylindrical drum.
Further, several gas vents are arranged in the side of the cylindrical drum.
Further, anchor ear is set in the cylindrical drum, and the anchor ear passes through the 4th bolt obvolvent.
Further, headlamp is set in the cylindrical drum, lampshade is set on the headlamp.
Further, transparent windows are set on the liquid storage cylinder.
Further, the surface of the cylindrical drum and cross-arm is zinc-plated.
The beneficial effects of the present invention are: cross-arm is arranged close to the end of electric pole more, therefore cylindrical drum is directly sleeved on electric pole Several limited blocks are welded in cylindrical drum, for connecting cross-arm in end.Installation is mostly by anchor ear or U-shaped spiral shell before solving It tethers and connects cross-arm, for a long time using easy the problem of loosening.Several grooves, the two sides of groove are arranged in the side vertical of cylindrical drum Several limited blocks are respectively provided with, the distance between two neighbouring limited blocks are greater than or equal to the thickness of cross-arm.Groove can be with Rainwater is facilitated smoothly to flow down, cross-arm is arranged between neighbouring two limited blocks, and one end of cross-arm is fixed by the first bolt It is connected on two limited blocks of side, the other end equally passes through two limited blocks that the first bolt is fixedly connected on the other side On.It is plane contact between limited block and cross-arm, use first is bolted, and stable structure is not easy to loosen.
In addition, limited block is bolted telescopic rod by second, telescopic rod can be set as needed as suitable length, Detachably, convenient, flexible.Card slot is arranged in the end of telescopic rod, and the width of card slot is greater than or equal to the thickness of the cross-arm, cross-arm One end and telescopic rod card slot between be bolted by third, between the other end of cross-arm and the card slot of other side telescopic rod Equally it is bolted by third.This connection type is staggered with the connection by limited block and cross-arm, saves space.Telescopic rod Can be fixedly connected with limited block with any angle, can be arranged in parallel between two telescopic rods, such cross-arm and telescopic rod it Between be vertically to connect, the length of telescopic rod can be adjusted, freely as needed for changing the distance between cross-arm and electric pole.
In addition, several tapped through holes are arranged in the lower part of cylindrical drum, it is correspondingly arranged fastening bolt on tapped through hole, for solid Determine cylindrical drum.Since the diameter of electric pole is sequentially increased by top-to-bottom, the top on the inside of cylindrical drum, which is enclosed, sets spring leaf, can subtract Spacing between roundlet column casing and electric pole, fixation is stronger, and spring leaf has elasticity, facilitates installation, while can also alleviate Cause the swing of electric pole due to vibrating.
In addition, ice-melt mechanism includes the liquid storage cylinder that cylindrical drum lower part is arranged in and the Annular Nozzle being set on electric pole, storage Fluid cylinder is connected with jet pipe by several delivery pipes, and valve is arranged in delivery pipe, is uniformly arranged on jet pipe close to the side of electric pole Inlet tube is arranged on liquid storage cylinder in several spray orifices, and control valve is arranged on inlet tube, stores ice melting agent in liquid storage cylinder.Weather is cold When, it is easy on electric pole to freeze, if desired route is repaired, operator needs to climb on electric pole, freezes non-to operating Chang Buli.Ice-melt mechanism can be purged the ice on electric pole, repair convenient for operator.Control valve is opened, is passed through Inlet tube injects ice melting agent into liquid storage cylinder, and when needing to electric pole deicing, the valve on perfusion tube, ice melting agent can be opened with stamp stem It enters in jet pipe, and is sprayed from spray orifice, and along electric pole uniform flow, the ice-out on electric pole is fallen.The structure, operation Simply, the ice on electric pole can uniformly be melted, ice-melt area is big, and effect is obvious, and does not need additionally to carry deicing tool.
In addition, ice melting agent includes the ingredient of following weight percentage: ethylene glycol 35%-47%, propylene glycol 12%-20%, vinegar Sour potassium 10%-15%, ammonium nitrate 5.2%-6.5%, potassium dihydrogen phosphate 6%-8.5%, deionized water 18%-20%.Ethylene glycol and propylene glycol The freezing point (- 25 DEG C to -40 DEG C) of water can be effectively reduced, and there is frost-cracking-preventing ability, the two by being mixed into solution with water Basic aobvious neutrality, will not corrosion material.The frost resistance of ethylene glycol is more preferable, and ethylene glycol is got well than propylene glycol water-retaining property, and can dissolve Potassium acetate, propylene glycol is more environmentally friendly, and the two combines, and respectively makes the most of the advantage, is labile organic compound, substantially non-hazardous to environment. Potassium acetate is preferable ice-melt snow melt substance, can effectively improve ice-melt efficiency.Ammonium nitrate can cooperate with drop with ethylene glycol, propylene glycol The freezing point of low water enhances ice-melt effect, and the solution containing ammonium nitrate flows into soil, can add nitrogen required for plant, Be conducive to the growth of plant.Potassium dihydrogen phosphate adjusts the PH of ice melting agent, is in neutrality ice melting agent as buffer, will not be to electricity Soil around bar causes damages.Meanwhile potassium dihydrogen phosphate can promote the growth of plant there are also phosphorus, potassium element needed for plant. Deionized water can dissolve the substances such as ethylene glycol, propylene glycol, potassium acetate, while reduce the conductivity of ice melting agent, in deicing processes In it is safer.
In addition, anti-skid chequer is arranged on the inner wall of cylindrical drum and the spring leaf, increase the friction between electric pole, installation is more Add securely.Boss is arranged in the end of cylindrical drum, can avoid the end ponding of cylindrical drum.Several exhausts are arranged in the side of cylindrical drum Hole is conducive to cylindrical drum inner air flow.Anchor ear is set in cylindrical drum, and anchor ear is reinforced by the 4th bolt obvolvent to cylindrical drum Fixation.Headlamp is set in cylindrical drum, route is repaired in the case where facilitating light bad, lamp is set on headlamp Cover, can protect headlamp to beat from solarization rain, extend the service life of headlamp.Transparent windows are set on liquid storage cylinder, are passed through Observation window is observed that the surplus of liquid storage cylinder Internal melt agent, convenient addition in time.The surface of cylindrical drum and cross-arm is zinc-plated, increases The smoothness on surface, antirust, anticorrosion.
Supporting mechanism and ice-melt mechanism is arranged in the present invention, can be by the icing on electric pole surface while securely connection cross-arm It melts, rapid and convenient.Cylindrical drum is directly sleeved on electric pole end, several limited blocks are arranged in cylindrical drum in firm stable, can To be used to fix cross-arm, it is connect between cross-arm for plane, stable structure.It is set as needed on limited block and stretches at any angle Contracting bar, telescopic rod can unrestricted choice length, it is also detachably, convenient, flexible.Multiple cross-arms can be installed in the present apparatus, saved empty Between, installation simply, solves and connected cross-arm by anchor ear or U-bolt in the past, for a long time using easy the problem of loosening.Ice-melt Mechanism is convenient to melt the icing on electric pole surface, is compared by way of mechanical deicing more in the past, ice-melt area of the present invention Greatly, ice-melt is uniform, and effect is good, rapidly and efficiently.Ice melting agent safety and environmental protection, non-hazardous to environment, ice melting agent is in neutrality, and will not be polluted Environment can promote the growth of plant also containing nitrogen, phosphorus needed for plant, potassium element.Structure of the invention is stablized, permanent durable, peace Dress is convenient, and is able to achieve the removing to electric pole icing, easy to operate flexible.
Detailed description of the invention
The present invention is described in further detail with reference to the accompanying drawing.
Fig. 1 is the main view of the cylindrical drum of the embodiment of the present invention 1.
Fig. 2 is the cross-sectional view inside the cylindrical drum of the embodiment of the present invention 1.
Fig. 3 is the cylindrical drum of the embodiment of the present invention 1 and the top view that cross-arm is connect.
Fig. 4 is the structural schematic diagram of the ice-melt mechanism of the embodiment of the present invention 1.
Fig. 5 is the cross-sectional view inside the cylindrical drum of the embodiment of the present invention 2.
Fig. 6 is the structural schematic diagram of the cylindrical drum of the embodiment of the present invention 2.
Fig. 7 is the cylindrical structure schematic diagram of the embodiment of the present invention 3.
Fig. 8 is the structural schematic diagram of the ice-melt mechanism of the embodiment of the present invention 3.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention Attached drawing 1-8, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this A part of the embodiment of invention, instead of all the embodiments.Based on described the embodiment of the present invention, the common skill in this field Art personnel every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment one
This embodiment offers a kind of cross arm support devices with ice-melt function, including supporting mechanism and ice-melt mechanism;Ginseng According to Fig. 3, the supporting mechanism includes the cylindrical drum 1 and several cross-arms 12 of one end sealing, the internal diameter and electric pole of the cylindrical drum 1 Diameter match, several grooves 2 are arranged in the side vertical of the cylindrical drum 1, and the two sides of the groove 2 are respectively provided with several Limited block 3, the distance between two neighbouring described limited blocks 3 are greater than or equal to the thickness of the cross-arm 12, the cross It is connected between load 12 and the limited block 3 by the first bolt 10;The limited block 3 passes through 9 connection expansion link 4 of the second bolt, Card slot 5 is arranged in the end of the telescopic rod 4, and the width of the card slot 5 is greater than or equal to the thickness of the cross-arm 12, the cross-arm It is connected between 12 and the card slot 5 by third bolt 11.Referring to Fig.1, it is logical that several screw threads are arranged in the lower part of the cylindrical drum 1 Hole 7,7 are correspondingly arranged fastening bolt 6 on the tapped through hole.Referring to Fig. 2, the top of 1 inside of cylindrical drum, which is enclosed, sets spring leaf 8.Referring to Fig. 4, the ice-melt mechanism includes the liquid storage cylinder 18 that 1 lower part of cylindrical drum is arranged in and the ring-type being set on electric pole Jet pipe 21, the liquid storage cylinder 18 are connected with the jet pipe 21 by several delivery pipes 19, and valve is arranged in the delivery pipe 19 20, the side on the jet pipe 21 close to electric pole is uniformly arranged several spray orifices 22, and inlet tube 23 is arranged on the liquid storage cylinder 18, Control valve 24 is set on the inlet tube 23, stores ice melting agent in the liquid storage cylinder 18.
Wherein, it can weld 2-4 groove 2 in cylindrical drum 1, the two sides of groove 2 are respectively welded several limited blocks 3, are used for It is fixedly connected with cross-arm 12.Each limited block 3 can connect 1 telescopic rod 4 by the second bolt 9, can also every 2 or 3 limited blocks 3 Connect 1 telescopic rod 4.Tapped through hole 7 settable 3 or 4, and it is fixed with fastening bolt 6.Spring leaf 8 can set for interval That sets is welded with the stainless steel plate of spring on one side, and the other end of spring is welded on the inner wall of cylindrical drum 1.Spring leaf 8 can also Think the steel plate of sealing, 3-4 spring is first welded on the inner wall of cylindrical drum 1,3-4 through-hole is correspondingly arranged on steel plate, spring is worn Through-hole is crossed, welding is on the steel plate.Liquid storage cylinder 18 can weld in the lower part of cylindrical drum 1, it is also possible to which bolt is fixed under cylindrical drum 1 Portion.Delivery pipe 19 can be set 2 or 3, can make 21 uniform force of jet pipe, to more uniformly spray ice melting agent.
Embodiment two
This embodiment offers a kind of ice melting agent, the ice melting agent includes the ingredient of following weight percentage: ethylene glycol 35%-47%, propylene glycol 12%-20%, potassium acetate 10%-15%, ammonium nitrate 5.2%-6.5%, potassium dihydrogen phosphate 6%-8.5%, deionization Water 18%-20%.
Specific step is as follows for the technique of the ice melting agent:
1) taking weight percentage is the potassium acetate of 10%-15%, the ammonium nitrate of 5.2%-6.5%, the biphosphate of 6%-8.5% Potassium, and the deionized water of 18%-20% is added, it is placed in magnetic stirring apparatus, stirs 20min-30min under the conditions of 20 DEG C -25 DEG C;
2) ethylene glycol that addition weight percentage is 35%-47% in the mixture for obtaining step 1), the third of 12%-20% Glycol stirs 10min-20min under the conditions of 20 DEG C -25 DEG C;
3) mixture for obtaining step 2 is put into ultrasonic oscillator, shakes 2h-3h under the conditions of 20 DEG C -25 DEG C Afterwards, stand 3h, then discharging to get.
Embodiment three
A kind of cross arm support device with ice-melt function provided by the embodiment, is to carry out on the basis of example 1 Improvement: referring to Fig. 5, anti-skid chequer 13 is set on the inner wall and the spring leaf 8 of the cylindrical drum 1.Referring to Fig. 6, the cylinder Boss 25 is arranged in the end of cylinder 1, and the side of the cylindrical drum 1 is arranged several gas vents 15, anchor ear is arranged in the cylindrical drum 1 14, the anchor ear 14 passes through the 4th bolt obvolvent.
Wherein, anti-skid chequer 13 increases the friction between electric pole, is more firmly mounted.Boss 25 may be configured as cone or Hemispherical can avoid the end ponding of cylindrical drum 1.Gas vent 15 is conducive to 1 inner air flow of cylindrical drum.Anchor ear 14 passes through the 4th The fixation to cylindrical drum 1 is reinforced in bolt obvolvent, more stable.
Example IV
A kind of cross arm support device with ice-melt function provided by the embodiment, is carried out on the basis of embodiment three Improvement: referring to Fig. 7, headlamp 16 is set in the cylindrical drum 1, lampshade 17 is set on the headlamp 16.Referring to Fig. 8, institute It states and transparent windows 26 is set on liquid storage cylinder 1, the surface of the cylindrical drum 1 and cross-arm 12 is zinc-plated.
Wherein, headlamp 16 provides power supply by built-in battery, ties up in the case where facilitating light bad to route It repairs.Lampshade 17 can protect headlamp 16 to beat from solarization rain, extend the service life of headlamp 16.It can be seen by observation window 26 Observe the surplus of 1 Internal melt agent of liquid storage cylinder, convenient addition in time.The surface of cylindrical drum 1 and cross-arm 12 is zinc-plated, increases the light on surface Slippery, antirust, anticorrosion.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (8)

1. a kind of cross arm support device with ice-melt function, it is characterised in that: including supporting mechanism and ice-melt mechanism;The support Mechanism includes the cylindrical drum and several cross-arms of one end sealing, and the internal diameter of the cylindrical drum and the diameter of electric pole match, described Several grooves are arranged in the side vertical of cylindrical drum, and the two sides of the groove are respectively provided with several limited blocks, and two neighbouring The distance between the limited block be greater than or equal to the thickness of the cross-arm, by the between the cross-arm and the limited block One is bolted;The limited block is bolted telescopic rod by second, and card slot, the card slot is arranged in the end of the telescopic rod Width be greater than or equal to the cross-arm thickness, be bolted between the cross-arm and the card slot by third;The circle Several tapped through holes are arranged in the lower part of column casing, are correspondingly arranged fastening bolt on the tapped through hole, on the inside of the cylindrical drum Top, which is enclosed, sets spring leaf;The ice-melt mechanism includes the liquid storage cylinder that the cylindrical drum lower part is arranged in and the ring being set on electric pole Shape jet pipe, the liquid storage cylinder are connected with the jet pipe by several delivery pipes, and valve, the jet pipe are arranged in the delivery pipe The upper side close to electric pole is uniformly arranged several spray orifices, and inlet tube is arranged on the liquid storage cylinder, control is arranged on the inlet tube Valve processed, the liquid storage cylinder is interior to store ice melting agent;
Specific step is as follows for the technique of the ice melting agent:
1) take weight percentage for the potassium acetate of 10%-15%, the ammonium nitrate of 5.2%-6.5%, the potassium dihydrogen phosphate of 6%-8.5%, And the deionized water of 18%-20% is added, it is placed in magnetic stirring apparatus, stirs 20min-30min under the conditions of 20 DEG C -25 DEG C;
2) it is added the ethylene glycol that weight percentage is 35%-47% in the mixture for obtaining step 1), the third the two of 12%-20% Alcohol stirs 10min-20min under the conditions of 20 DEG C -25 DEG C;
3) mixture for obtaining step 2 is put into ultrasonic oscillator, quiet after shaking 2h-3h under the conditions of 20 DEG C -25 DEG C Set 3h, then discharging to get.
2. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: the cylindrical drum it is interior Anti-skid chequer is set on wall and the spring leaf.
3. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: the end of the cylindrical drum Boss is arranged in portion.
4. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: the side of the cylindrical drum Several gas vents are arranged in face.
5. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: set in the cylindrical drum Anchor ear is set, the anchor ear passes through the 4th bolt obvolvent.
6. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: set in the cylindrical drum Headlamp is set, lampshade is set on the headlamp.
7. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: set on the liquid storage cylinder Set transparent windows.
8. a kind of cross arm support device with ice-melt function as described in claim 1, it is characterised in that: the cylindrical drum and cross The surface of load is zinc-plated.
CN201710587600.6A 2017-07-18 2017-07-18 A kind of cross arm support device with ice-melt function Active CN107269102B (en)

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CN111584172B8 (en) * 2020-05-28 2021-01-19 山东广域科技有限责任公司 Improved pull wire insulator

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Inventor after: Luo Dahu

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