CN106088638A - A kind of special building method for high-voltage line protection safety frame - Google Patents
A kind of special building method for high-voltage line protection safety frame Download PDFInfo
- Publication number
- CN106088638A CN106088638A CN201610677451.8A CN201610677451A CN106088638A CN 106088638 A CN106088638 A CN 106088638A CN 201610677451 A CN201610677451 A CN 201610677451A CN 106088638 A CN106088638 A CN 106088638A
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- Prior art keywords
- voltage line
- meters
- colligation
- vertical rod
- cross bar
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
A kind of special building method for high-voltage line protection safety frame is first to arrange vertical rod at ad-hoc location, then leger and little cross bar are set at ad-hoc location, and outside protective frame, set up bridging, and after bridging is arranged, all standing safety net and Dense mesh screen in protective frame.Having the beneficial effects that of technical scheme of the present invention: use high-voltage line protective frame building method of the present invention, it is achieved that to 360 degree of dispositions of high-voltage line, it is to avoid the potential safety hazard that unilateral protection may bring；On the other hand, the present invention propose protective frame building method solve prior art exist build defect lack of standardization, that potential safety hazard is many；Secondly, protective frame building method of the present invention is applied widely, is particularly suited for little space utilization security protection；Finally, technical scheme of the present invention has feature simple and practical, that can be recycled.
Description
Technical field
The invention belongs to building safety protection field, particularly relate to a kind of special building for high-voltage line protection safety frame
Method.
Background technology
In China's construction safety standard, " job site temporary electricity technical specification of security " (JGJ46-2005)
Part I has special regulation to high-voltage line protection, must between outer ledge and the sideline of dispatch from foreign news agency overhead transmission line of project under construction
Safety operation distance must be kept.Minimum safe operating distance should be not less than 6m.It addition, 4.1.4 regulation, turning arm posture rises
The overhead transmission line sideline minimum horizontal distance of any position of heavy-duty machine or suspended object edge and below 10KV cannot be less than 2m.
In daily construction, inevitably run near high-voltage line, carry out construction, execute to build
The safety of work, the protection of prior art high-voltage line proposes some resolving ideas.Practicality such as Authorization Notice No. CN204266607 is new
Type patent, which discloses a kind of high-voltage line protective frame, and this protective frame includes steel pipe floor stand and Phyllostachys pubescens Mazei ex H.de Lebaie protective frame, described steel
The lower end of pipe floor stand and pre-buried bar planting are fixing to be connected, the lower end overlap joint of its upper end and Phyllostachys pubescens Mazei ex H.de Lebaie protective frame, at steel pipe floor stand and
It is provided with for withstanding the steel tube fastener bottom Phyllostachys pubescens Mazei ex H.de Lebaie protective frame in the lap segment of Phyllostachys pubescens Mazei ex H.de Lebaie protective frame, at the top of Phyllostachys pubescens Mazei ex H.de Lebaie protective frame
Being provided with bamboo basketry sheet, high-voltage line passes bottom bamboo basketry sheet.The and for example utility model patent of Authorization Notice No. CN 202658942,
Which disclosing a kind of below 10KV overhead high voltage line preventer, this preventer includes being arranged on overhead high voltage line
And the pylon between building, exceed in the upper end on pylon top height of high-voltage line, vertically arranged closely-knitted safety net prevent
Protect barrier.
Prior art proposes and builds protective frame for high-voltage line is all monolateral protection, and the most specifically builds mode, separately
Outward, there is certain particularity for the totally-enclosed protective frame of building of high-voltage line, security protection requires height, careless slightly, easily sends out
Raw security incident.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, it is proposed that a kind of special side of building for high-voltage line protection safety frame
Method, this method solves prior art and can not realize high-voltage line totally enclosed type and build the technological deficiency of protective frame.
A kind of special building method for high-voltage line protection safety frame of the present invention includes:
Step one: material prepares；Safety protection frame use second-class peeling Lignum seu Ramulus Cunninghamiae Lanceolatae as strut, described strut any 150mm length
On along girth all knaurs size summation less than surveyed position log girth 1/3, the maximum chi of each knaur on described strut
Very little less than the 1/6 of surveyed position log girth；The length of described strut circumference is more than 80mm but less than 180mm；
With safety protection frame all standing as standard, prepare safe Dense mesh screen and big eye net；
Step 2: tamp smooth to the ground surface under high-voltage line, arranges discharge conduit, and removes place foreign material；
Step 3: protective frame is built, building step is: establish vertical rod position, vertical rod, colligation longitudinal sweep the floor bar, the big horizontal stroke of colligation
Support, colligation bridging, colligation safety net and Dense mesh screen are thrown in bar, the little cross bar of colligation, colligation temporarily；
Specifically build step as follows:
Described protective frame vertical rod employing 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes are intervally arranged, and vertical rod transfer is 1.5 meters, advance 1.8 meters, all vertical rods
The buried degree of depth is unified and the buried degree of depth of vertical rod is more than 0.6 meter；
8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligations are used longitudinally to sweep the floor bar in vertical rod；
Using 8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation legers, for making the surface holding level of leger, the joint of leger answers size to overlap, little
Head is placed on major part, and the lap of splice is 1.5 meters, uses the three bursts of colligations of No. 8 galvanized wires, and colligation button quantity is more than three roads, colligation
Button be smaller than 0.75 meter, joint location is staggered inside and outside up and down, in same step frame, the joint of two legers not same across
In；
Use 6 meters of little cross bars of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation, little cross bar together with leger cross colligation, little cross bar spacing be 0.2 meter to 0.5
Rice, little cross bar major part is outer, and by little cross bar and the vertical rod colligation of vertical rod, the length of leger is stretched out more than 0.3 in little cross bar termination
Rice；The little cross bar of orlop is 3.2m from bottom surface, from the beginning of the second layer, the distance apart from next layer little cross bar be 1.5 meters to 1.8
Rice；
Overlap vertical vertical rod, during upper and lower two vertical rods overlap joint, above a vertical rod little upside down, the most head-up, and upper and lower two
The lap of splice of root vertical rod joint is more than or equal to 1.5m, and uses the three bursts of colligations of No. 8 galvanized wires, and colligation quantity is more than three
Road；The joint of adjacent vertical rod mutually staggers；Colligation leger and little cross bar again；So repeatedly build to high-voltage line；
Being positioned at the rod end Distance High Voltage Electricity Transfer immediately below high-voltage line and more than 1.7 meters but be less than 2 meters, arrange below high-voltage line is big
Cross bar and little cross bar are more than 1.7 meters from high-voltage line vertical dimension；
High-voltage line is arranged above two-layer leger, and top leger arranges and is spaced apart 0.5 meter to 1.5 meters；
Outside high-voltage line, nearest vertical rod and the distance of high-voltage line are more than 1.7 meters；
Described outside high-voltage line the outside of nearest vertical rod at least provided with row's vertical rod；
At the described every three stride continuous of protective frame horizontal direction, two-way bridging is set；
Arranging continuous way bridging outside protective frame, bridging uses 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes settings；Every pair of bridging major part water
Mean place is less than bridging microcephaly's horizontal level；
The safe Dense mesh screen of all standing and big eye net outside the protective frame that colligation is good, by 1 meter of spacing, by safe Dense mesh screen and big eye
Net is tied up in protective frame.
Further, colligation near the little cross bar of high-voltage line line bar time, can be little cross bar colligation on high-voltage line line bar.
Further, move towards direction at interval of 12 meters along high-voltage line, cable wind rope is set in protective frame both sides.
Having the beneficial effects that of technical scheme of the present invention: use high-voltage line protective frame building method of the present invention,
Achieve 360 degree of dispositions of high-voltage line, it is to avoid the potential safety hazard that unilateral protection may bring；On the other hand, the present invention
Propose protective frame building method solve prior art exist build defect lack of standardization, that potential safety hazard is many；Next, this
Bright described protective frame building method is applied widely, is particularly suited for little space utilization security protection；Finally, of the present invention
Technical scheme has feature simple and practical, that can be recycled.
Accompanying drawing explanation
Fig. 1 one is used for high-voltage line protection safety shelf structure schematic diagram；
In figure: 1 vertical rod, 2 legers, 3 little cross bars, 4 bridgings, 5 safety nets and Dense mesh screen.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with specific embodiment to this
Invention is described in further detail.
The present invention proposes a kind of special building method for high-voltage line protection safety frame, utilizes the height that the method is built
The structure of line ball protective frame roll-over protective structure, as it is shown in figure 1, first arrange vertical rod 1 at ad-hoc location, then arranges big horizontal stroke at ad-hoc location
Bar 2 and little cross bar 3, and outside protective frame, set up bridging 4, after bridging is arranged, in protective frame all standing safety net and
Dense mesh screen 5.
The safety of high-voltage line during for guaranteeing pedestrian and tower crane unloading, high-voltage line protective frame should be set up in time.Setting up the date should
Carried out before tower crane installs；The protection date is after tower crane supporting is accomplished to remove；The dismounting time is after tower crane is removed.
A kind of special building method for high-voltage line protection safety frame of the present invention particularly as follows:
Establish the longitudinal bar → little cross bar → colligation of colligation leger → colligation of sweeping the floor of vertical rod position → vertical rod → colligation to throw temporarily
Support → colligation bridging → colligation safety net and Dense mesh screen.
Described protective frame vertical rod 1 uses 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes are intervally arranged, and vertical rod transfer is 1.5 meters, advance 1.8 meters, institute
There is the buried degree of depth of vertical rod unified and the buried degree of depth of vertical rod is more than 0.6 meter；
8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligations are used longitudinally to sweep the floor bar in vertical rod；
Using 8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation legers, for making the surface holding level of leger, the joint of leger answers size to overlap, little
Head is placed on major part, and the lap of splice is 1.5 meters, uses the three bursts of colligations of No. 8 galvanized wires, and colligation button quantity is more than three roads, colligation
Button be smaller than 0.75 meter, joint location is staggered inside and outside up and down, in same step frame, the joint of two legers not same across
In；
Use 6 meters of little cross bars of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation, little cross bar together with leger cross colligation, little cross bar spacing be 0.2 meter to 0.5
Rice, little cross bar major part is outer, and by little cross bar and the vertical rod colligation of vertical rod, the length of leger is stretched out more than 0.3 in little cross bar termination
Rice；The little cross bar of orlop is 3.2m from bottom surface, from the beginning of the second layer, the distance apart from next layer little cross bar be 1.5 meters to 1.8
Rice；
Overlap vertical vertical rod, during upper and lower two vertical rods overlap joint, above a vertical rod little upside down, the most head-up, and upper and lower two
The lap of splice of root vertical rod joint is more than or equal to 1.5m, and uses the three bursts of colligations of No. 8 galvanized wires, and colligation quantity is more than three
Road；The joint of adjacent vertical rod mutually staggers；Colligation leger and little cross bar again；So repeatedly build to high-voltage line；
Being positioned at the rod end Distance High Voltage Electricity Transfer immediately below high-voltage line and more than 1.7 meters but be less than 2 meters, arrange below high-voltage line is big
Cross bar and little cross bar are more than 1.7 meters from high-voltage line vertical dimension；
High-voltage line is arranged above two-layer leger, and top leger arranges and is spaced apart 0.5 meter to 1.5 meters；
Outside high-voltage line, nearest vertical rod and the distance of high-voltage line are more than 1.7 meters；
Described outside high-voltage line the outside of nearest vertical rod at least provided with row's vertical rod；
At the described every three stride continuous of protective frame horizontal direction, two-way bridging is set；
Arranging continuous way bridging outside protective frame, bridging uses 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes settings；Every pair of bridging major part water
Mean place is less than bridging microcephaly's horizontal level；
The safe Dense mesh screen of all standing and big eye net outside the protective frame that colligation is good, by 1 meter of spacing, by safe Dense mesh screen and big eye
Net is tied up in protective frame.
In actual build process, should be noted that following safety event: undesirable cedar is forbidden to use；Rod member
Joint location, method of attachment should meet detailing requiments；Temporary support should be set when starting to set up shelf, after setting up, can basis
Situation is removed；All it is connected with three strands of 8# galvanized wires between cedar with cedar；Horizontal cedar is taken with two cedars
Connect and connect with vertical cedar again after being held together；Cedar is tied up into cross type, on distance ground at 200mm, ties up
Prick first vertical equity bar；Protective frame can be come into operation by after project security official's acceptance(check) after setting up.
Points for attention when removing protective frame of the present invention include: check that the cedar of protective frame connects comprehensively, support
Whether part meets safety requirements；Remove the foreign material in protective frame and ground obstacle；Dismounting order should the most from top to bottom be carried out,
The operation while of forbidding up and down；Removing cedar, forbid to toss earthward, ground delivered to by application coir rope pulley；Protection is removed last
During one step, it must not be made freely to fall down, temporary support measure should be taked to remove；When scaffold is removed, security official should be had to exist
On-the-spot guidance, supervision；Anti-pound canopy should observe from top to bottom, first take tear open afterwards, after take the principle first torn open, forbid to tear open the most simultaneously
Except operation；To assume unified command of during dismounting, echo up and down, coordination, relevant with another person when knotting when untiing, Ying Xiantong
Know the other side, with fall arrest；During tearing frame open, it is impossible to substitute in midway, during as substituted, after dismounting situation should being explained removing
Can leave.
Above a kind of special building method for high-voltage line protection safety frame provided by the present invention is carried out in detail
Introducing, principle and the embodiment of the application are set forth by embodiment used herein, and the explanation of above example is only
It is to be adapted to assist in understand the present processes and core concept thereof；Simultaneously for one of ordinary skill in the art, according to this Shen
Thought please, the most all will change, and in sum, this specification content should not be managed
Solve as the restriction to the application.
Claims (3)
1., for a special building method for high-voltage line protection safety frame, the steps include:
Step one: material prepares；Safety protection frame use second-class peeling Lignum seu Ramulus Cunninghamiae Lanceolatae as strut, described strut any 150mm length
On along girth all knaurs size summation less than surveyed position log girth 1/3, the maximum chi of each knaur on described strut
Very little less than the 1/6 of surveyed position log girth；The length of described strut circumference is more than 80mm but less than 180mm；
With safety protection frame all standing as standard, prepare safe Dense mesh screen and big eye net；
Step 2: tamp smooth to the ground surface under high-voltage line, arranges discharge conduit, and removes place foreign material；
Step 3: protective frame is built, building step is: establish vertical rod position, vertical rod, colligation longitudinal sweep the floor bar, the big horizontal stroke of colligation
Support, colligation bridging, colligation safety net and Dense mesh screen are thrown in bar, the little cross bar of colligation, colligation temporarily；
Specifically build step as follows:
Described protective frame vertical rod employing 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes are intervally arranged, and vertical rod transfer is 1.5 meters, advance 1.8 meters, all vertical rods
The buried degree of depth is unified and the buried degree of depth of vertical rod is more than 0.6 meter；
8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligations are used longitudinally to sweep the floor bar in vertical rod；
Using 8 meters of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation legers, for making the surface holding level of leger, the joint of leger answers size to overlap, little
Head is placed on major part, and the lap of splice is 1.5 meters, uses the three bursts of colligations of No. 8 galvanized wires, and colligation button quantity is more than three roads, colligation
Button be smaller than 0.75 meter, joint location is staggered inside and outside up and down, in same step frame, the joint of two legers not same across
In；
Use 6 meters of little cross bars of Lignum seu Ramulus Cunninghamiae Lanceolatae colligation, little cross bar together with leger cross colligation, little cross bar spacing be 0.2 meter to 0.5
Rice, little cross bar major part is outer, and by little cross bar and the vertical rod colligation of vertical rod, the length of leger is stretched out more than 0.3 in little cross bar termination
Rice；The little cross bar of orlop is 3.2m from bottom surface, from the beginning of the second layer, the distance apart from next layer little cross bar be 1.5 meters to 1.8
Rice；
Overlap vertical vertical rod, during upper and lower two vertical rods overlap joint, above a vertical rod little upside down, the most head-up, and upper and lower two
The lap of splice of root vertical rod joint is more than or equal to 1.5m, and uses the three bursts of colligations of No. 8 galvanized wires, and colligation quantity is more than three
Road；The joint of adjacent vertical rod mutually staggers；Colligation leger and little cross bar again；So repeatedly build to high-voltage line；
Being positioned at the rod end Distance High Voltage Electricity Transfer immediately below high-voltage line and more than 1.7 meters but be less than 2 meters, arrange below high-voltage line is big
Cross bar and little cross bar are more than 1.7 meters from high-voltage line vertical dimension；
High-voltage line is arranged above two-layer leger, and top leger arranges and is spaced apart 0.5 meter to 1.5 meters；
Outside high-voltage line, nearest vertical rod and the distance of high-voltage line are more than 1.7 meters；
Described outside high-voltage line the outside of nearest vertical rod at least provided with row's vertical rod；
At the described every three stride continuous of protective frame horizontal direction, two-way bridging is set；
Arranging continuous way bridging outside protective frame, bridging uses 8 meters and 6 meters of Lignum seu Ramulus Cunninghamiae Lanceolataes settings；Every pair of bridging major part water
Mean place is less than bridging microcephaly's horizontal level；
The safe Dense mesh screen of all standing and big eye net outside the protective frame that colligation is good, by 1 meter of spacing, by safe Dense mesh screen and big eye
Net is tied up in protective frame.
A kind of special building method for high-voltage line protection safety frame, it is characterised in that: tying up
Prick when the little cross bar of high-voltage line line bar, can be little cross bar colligation on high-voltage line line bar.
A kind of special building method for high-voltage line protection safety frame, it is characterised in that: along high
Line ball moves towards direction at interval of 12 meters, arranges cable wind rope in protection safety frame both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677451.8A CN106088638A (en) | 2016-08-17 | 2016-08-17 | A kind of special building method for high-voltage line protection safety frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677451.8A CN106088638A (en) | 2016-08-17 | 2016-08-17 | A kind of special building method for high-voltage line protection safety frame |
Publications (1)
| Publication Number | Publication Date |
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| CN106088638A true CN106088638A (en) | 2016-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610677451.8A Pending CN106088638A (en) | 2016-08-17 | 2016-08-17 | A kind of special building method for high-voltage line protection safety frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620259A (en) * | 2017-09-30 | 2018-01-23 | 中铁二局第四工程有限公司 | Construction protection method for bridge under a kind of high-voltage line |
| CN108442716A (en) * | 2017-02-16 | 2018-08-24 | 五冶集团上海有限公司 | A kind of protective frame erection method of construction site temporary high-pressure line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202658942U (en) * | 2012-07-12 | 2013-01-09 | 振华集团（昆山）建设工程有限公司 | Under-10KV overhead high voltage line safety guard |
| CN202689680U (en) * | 2012-07-14 | 2013-01-23 | 南通市城山建设工程有限公司 | Protection device of crossing frame for overhead high-voltage lines |
| CN204266607U (en) * | 2014-11-25 | 2015-04-15 | 中建四局第一建筑工程有限公司 | A kind of high-voltage line protective frame |
-
2016
- 2016-08-17 CN CN201610677451.8A patent/CN106088638A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202658942U (en) * | 2012-07-12 | 2013-01-09 | 振华集团（昆山）建设工程有限公司 | Under-10KV overhead high voltage line safety guard |
| CN202689680U (en) * | 2012-07-14 | 2013-01-23 | 南通市城山建设工程有限公司 | Protection device of crossing frame for overhead high-voltage lines |
| CN204266607U (en) * | 2014-11-25 | 2015-04-15 | 中建四局第一建筑工程有限公司 | A kind of high-voltage line protective frame |
Non-Patent Citations (3)
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| 施岚青: "《注册结构工程师专业考试专题精讲 砌体结构与木结构》", 28 February 2015 * |
| 赵小蒲: "《近临高压线组织施工的安全防护措施》", 《建材技术与应用》 * |
| 郝涛瑞: "《谈塔吊作业临近高压线安全防护措施》", 《山西建筑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442716A (en) * | 2017-02-16 | 2018-08-24 | 五冶集团上海有限公司 | A kind of protective frame erection method of construction site temporary high-pressure line |
| CN107620259A (en) * | 2017-09-30 | 2018-01-23 | 中铁二局第四工程有限公司 | Construction protection method for bridge under a kind of high-voltage line |
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Application publication date: 20161109 |