CN108999462A - Field electric construction Assembled safety enclosing railings - Google Patents
Field electric construction Assembled safety enclosing railings Download PDFInfo
- Publication number
- CN108999462A CN108999462A CN201811006794.7A CN201811006794A CN108999462A CN 108999462 A CN108999462 A CN 108999462A CN 201811006794 A CN201811006794 A CN 201811006794A CN 108999462 A CN108999462 A CN 108999462A
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- CN
- China
- Prior art keywords
- square tube
- cabinet
- supporting
- field electric
- fixing axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
Field electric construction Assembled safety enclosing railings, including sequentially connected several section protective fences in left-right direction；Every section protective fence includes the cabinet of horizontally disposed strip, the left and right side of the bottom of box is respectively arranged with a leg assembly, cabinet central bottom is provided with sweptback diagonal brace strut, battery and single-chip microcontroller are provided in one of cabinet, each top of the box is provided with headlamp, acoustooptic alarm and infrared inductor；It is provided with digital display screen on front side of one of cabinet of two neighboring cabinet, is provided with solar panel on front side of another cabinet.The present invention it is novel in design, compact-sized, using several sections assemble by the way of, it is with good stability convenient for assembly and disassembly, it stores and occupies little space when transporting, with good warning function, good safety protection function is played to field electric construction operation.
Description
Technical field
The invention belongs to technical field of electric power construction, and in particular to a kind of field electric construction Assembled safety enclosing railings.
Background technique
When field carries out power equipment construction, construction personnel needs that reliable safety measure, peace is arranged in operation field
Full warning fence is as a kind of important safety measure, and therefore, power construction fence has security warning at construction operation scene
It acts on and is widely used by power industry.Some construction site areas are larger, need to go along with sb. to guard him in whole places in the construction process
Get up, many units are all to prick subsurface using several steel pipes, and iron wire will be pulled between steel pipe.This mode letter
It is single, especially in night, iron wire be not easy by it is seen that, cause some personnel to touch iron wire and injured.Therefore, in field
Carry out power construction, need it is a set of convenient for assemble, be readily transported, is reusable, highly reliable fence come improve construction work
Safety except industry.
Summary of the invention
The present invention in order to solve shortcoming in the prior art, provide it is a kind of convenient for assemble, being readily transported, repeat and make
It is constructed Assembled safety enclosing railings with, highly reliable field electric.
In order to solve the above technical problems, the Assembled safety enclosing railings the present invention adopts the following technical scheme: field electric is constructed,
Including sequentially connected several section protective fences in left-right direction；Every section protective fence includes the cabinet of horizontally disposed strip,
The left and right side of the bottom of box is respectively arranged with a leg assembly, and cabinet central bottom is provided with sweptback diagonal brace branch
Bar, is provided with battery and single-chip microcontroller in one of cabinet, each top of the box be provided with headlamp, acoustooptic alarm and
Infrared inductor；It is provided with digital display screen on front side of one of cabinet of two neighboring cabinet, the front side of another cabinet
It is provided with solar panel；Acoustooptic alarm, infrared inductor and digital display screen are connect with single-chip microcontroller by control line,
Solar panel is connect by conducting wire with battery, and battery is connect by conducting wire with single-chip microcontroller.
Leg assembly includes vertically disposed supporting square tube, and supporting square tube upper end is fixedly connected with the bottom of box, support side
The lower end outside of pipe is evenly distributed in the circumferential direction there are four support wheel, and lower slide is provided with guiding square tube in supporting square tube,
It is oriented to the open top of square tube, guiding square tube bottom level is provided with supporting plate, and supporting plate lower surface is evenly arranged with several positioning
Nail is fixedly installed in supporting square tube and locating pin is penetrated to the manual-driven machine of subsurface for driving supporting plate to move down
Structure.
Manual drive mechanism includes cam, supporting hinges, pressing lever and torsional spring, is oriented to the middle part of the left and right side of square tube
Vertically correspondence offers guide hole, and the lower part of supporting square tube inner wall is fixedly installed a fixation along left and right horizontal direction
Axis, fixing axle is corresponding across two guide holes, and the center rotating of cam is connected in fixing axle, and torsion spring set is in fixing axle, torsional spring
Two spring legs cooperate respectively with cam one side and fixing axle press, be fixedly connected at the cam edge nearest apart from fixing axle
There is pull rod；
Offered on rear side of supporting square tube be located at guiding square tube above open-work, supporting hinges setting supporting square tube inner wall and
Open-work lower part, pressing lever passes through open-work and the middle part of pressing lever is connect with supporting hinges, leads between the inner end and pull rod of pressing lever
Cross drawstring connection；
The front inner wall of supporting square tube is provided with link block, and upper link block is located above guiding square tube, behind guiding square tube top
Side inner wall is provided with lower connecting block, is connected between upper link block and lower connecting block by tension spring；Under the pulling force effect of tension spring, branch
Plate upper surface is contacted with the lower side of cam along press, and drawstring is in relaxed state, locating pin lower end height stand wheel bottom at this time
Portion.
Pressing lever back lower is hinged with location hook, and outer wall is fixedly installed and positions below open-work on rear side of supporting square tube
Hook hooks the positioning ring of cooperation.
The bottom of box is fixedly installed fixing seat, and diagonal brace strut upper end is hinged by pin shaft and fixing seat, under diagonal brace strut
End is connected with positioning disk by diagonal brace hinge, and positioning disk lower surface is evenly arranged with several bundle nails.
In two neighboring cabinet, the first connecting sleeve is fixedly installed on the right side of the cabinet of left side, the left side of right side cabinet is solid
Surely the second connecting sleeve, the center line coincidence of the first connecting sleeve and the second connecting sleeve and corresponding up and down, the first company are provided with
The inserted link of L-type is inserted in female connector pipe and the second connecting sleeve.
Cam is symmetrically set with two, and pull rod is symmetrically set with two, is connected between two pull rods by connecting rod
It connects, connecting rod is parallel to fixing axle, the middle part connection of drawstring lower end and connecting rod.
By adopting the above technical scheme, the present invention is suitable for field work, fixed because the much parts in the ground in field are soils
It position nail and pricks nail and is easy to penetrate subsurface and positioned.Before power construction, several protective fences of the invention are transported by transport vehicle
It is sent to construction site, protective fence is sequentially connected with by surrounding on construction ground, i.e., will be on two neighboring cabinet by the inserted link of L-type
First connecting sleeve and the second connecting sleeve plug connection.According to the size in place, cabinet can be arbitrarily rotated at the inserted link of L-type
To be suitble to place.After connection in place, support wheel and ground face contact are easy movement, and the wheel carrier of support wheel, downward operation are lived with foot press
Pressing lever, pressing rod rear end moves down, using supporting hinges as supporting point, during pressing lever front end (inner end) moves up
Connecting rod is pulled by drawstring, connecting rod drives two pull rods and two cams to rotate centered on fixing axle, and cam rotation overcomes torsion
The torsion of spring, driving supporting plate moves down in cam rotation process, and supporting plate moves down the pulling force for overcoming tension spring, and guiding square tube exists
Play the role of guiding inside supporting square tube, the locating pin of supporting plate lower surface just penetrates subsurface, thus defines support
The position of wheel.When pressing lever is depressed into the position for closing on positioning ring, location hook hooks positioning ring, and pressing lever is positioned, and keeps
Drawstring keeps tensioning state.Then diagonal brace strut is tilted backwards, positioning disk is placed on bottom surface, steps on positioning disk with foot, makes to position
The acupuncture treatment of disk lower surface penetrates subsurface, thus navigates to all protective fence installations on ground.
The active force of torsional spring and the pulling force of drawstring keep balancing, stability when cam being kept to press supporting plate downwards.Tension spring
Effect be that supporting plate and locating pin are moved up, support wheel locating pin when moving is avoided when drawstring is in relaxed state
It is influenced with ground face contact.Guide hole plays guiding square tube when moving up and down, and avoids stopping fixing axle.The present invention during installation and
After disassembly, every section protective fence can be pushed to move on the ground, carried convenient for construction personnel.
In fence protection process, the solar panel of cabinet front absorbs solar energy, converts solar energy into electrical energy
It is stored into battery, battery is single-chip microcontroller, headlamp, acoustooptic alarm, infrared inductor and digital display screen power supply.
During construction operation, digital-scroll technique screen display construction operation situation reminds pedestrian or vehicle far from construction
Place.When someone or vehicle close to when, signal is passed to single-chip microcontroller by infrared inductor, and single-chip microcontroller, which issues, orders the sound-light alarm
Device, combined aural and visual alarm issue audible and visible alarm, and pedestrian or vehicle is reminded to stop.Headlamp, which plays, at night illuminates construction site
Effect.
Remaining space is also used as storage space to place the instrument of some constructions in cabinet in the present invention.
For each section protective fence, diagonal brace strut and two leg assemblies constitute three-point support structure, have good steady
It is qualitative.
Two cams are set while supporting plate is pressed downwards, two cams are symmetrically arranged, and two press points can make to lead
To the basic only power by vertical direction of square tube, to keep balance when moving down in supporting square tube, it is ensured that more easily drive
Dynamic bottom plate moves down.
In conclusion the present invention it is novel in design, compact-sized, by the way of the assembling of several sections, convenient for assembly and disassembly,
It is with good stability, it stores and occupies little space when transporting, there is good warning function, to field electric construction operation
Play good safety protection function.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is the left view structural representation of leg assembly in Fig. 1.
Specific embodiment
As depicted in figs. 1 and 2, field electric of the invention construction Assembled safety enclosing railings, including in left-right direction sequentially
Several section protective fences of connection；Every section protective fence includes the cabinet 1 of horizontally disposed strip, the left side of 1 bottom of cabinet and
Right side is respectively arranged with a leg assembly 2, and 1 central bottom of cabinet is provided with sweptback diagonal brace strut 3, one of case
Battery and single-chip microcontroller (coming in figure to illustrate) are provided in body 1, it is alert to be provided with headlamp 4, acousto-optic at the top of each cabinet 1
Report device 5 and infrared inductor 6；The front side of one of cabinet 1 of two neighboring cabinet 1 is provided with digital display screen 7, another
The front side of cabinet 1 is provided with solar panel 8；Acoustooptic alarm 5, infrared inductor 6 and digital display screen 7 are and single-chip microcontroller
It is connected by control line, solar panel 8 is connect by conducting wire with battery, and battery is connect by conducting wire with single-chip microcontroller.
Battery, single-chip microcontroller, headlamp 4, acoustooptic alarm 5, infrared inductor 6, digital display screen 7 and solar battery
Plate 8 is existing mature technology, and specific configuration repeats no more.
Leg assembly 2 includes vertically disposed supporting square tube 9, and 9 upper end of supporting square tube is fixedly connected with 1 bottom of cabinet, is propped up
The lower end outside for supportting square tube 9 is evenly distributed in the circumferential direction there are four support wheel 10, and lower slide, which is provided with, in supporting square tube 9 leads
To square tube 11, it is oriented to the open top of square tube 11, guiding 11 bottom level of square tube is provided with supporting plate 12, and 12 lower surface of supporting plate is uniform
Several locating pins 13 are provided with, is fixedly installed in supporting square tube 9 and pricks locating pin 13 for driving supporting plate 12 to move down
Enter the Manual drive mechanism to subsurface.
Manual drive mechanism includes cam 14, supporting hinges 15, pressing lever 16 and torsional spring 17, be oriented to square tube 11 left side and
The middle part on right side is vertically corresponding to offer guide hole 18, and along left and right horizontal direction, fixation is set for the lower part of 9 inner wall of supporting square tube
It is equipped with a fixing axle 20, fixing axle 20 is corresponding, and across two guide holes 18, the center rotating of cam 14 is connected in fixing axle 20,
17 sets of torsional spring in fixing axle 20, two spring legs of torsional spring 17 respectively with 14 one side of cam and fixing axle 20 press cooperate, away from
Cam 14 edge nearest from fixing axle 20 is fixedly connected with pull rod 21；
The rear side of supporting square tube 9 offers the open-work 22 for being located at 11 top of guiding square tube, and supporting hinges 15 are arranged in supporting square tube 9
Inner wall and in 22 lower part of open-work, pressing lever 16 passes through open-work 22 and the middle part of pressing lever 16 is connect with supporting hinges 15, pressing lever
It is connected between 16 inner end and pull rod 21 by drawstring 23；
The front inner wall of supporting square tube 9 is provided with link block 24, and upper link block 24 is located at 11 top of guiding square tube, is oriented to square tube
11 top rear inner walls are provided with lower connecting block 25, are connected between upper link block 24 and lower connecting block 25 by tension spring 26；It is drawing
Under the pulling force effect of spring 26,12 upper surface of supporting plate is contacted with the lower side of cam 14 along press, and drawstring 23 is in relaxation shape at this time
State, 13 lower end height stand wheel of locating pin, 10 bottom.
16 back lower of pressing lever is hinged with location hook 27, and 9 rear side outer wall of supporting square tube is fixedly installed below open-work 22
There is the positioning ring 28 that cooperation is hooked with location hook 27.
1 bottom of cabinet is fixedly installed fixing seat 29, and 3 upper end of diagonal brace strut is hinged by pin shaft and fixing seat 29, diagonal brace
3 lower end of strut is connected with positioning disk 31 by diagonal brace hinge 30, and 31 lower surface of positioning disk is evenly arranged with several bundle nails.
In two neighboring cabinet 1, the right side of left side cabinet 1 is fixedly installed the first connecting sleeve 33, a left side for right side cabinet 1
Side is fixedly installed the second connecting sleeve 34, and the center line of the first connecting sleeve 33 and the second connecting sleeve 34 is overlapped and right up and down
It answers, the inserted link 35 of L-type is inserted in the first connecting sleeve 33 and the second connecting sleeve 34.
Cam 14 is symmetrically set with two, and pull rod 21 is symmetrically set with two, passes through between two pull rods 21
Connecting rod connection, connecting rod are parallel to fixing axle 20, the middle part connection of 23 lower end of drawstring and connecting rod.
The present invention is suitable for field work, because the ground in field is soil, locating pin 13 and bundle nail are easy to penetrate ground
It is positioned under face.Before power construction, several protective fences of the invention are transported to construction site by transport vehicle, in construction field
Protective fence is sequentially connected with around ground, i.e., by the inserted link 35 of L-type by the first connecting sleeve 33 and the on two neighboring cabinet 1
Two connecting sleeves, 34 plug connection.According to the size in place, cabinet 1 can be arbitrarily rotated at the inserted link 35 of L-type to be suitble to place.
After connection in place, support wheel 10 and ground face contact are easy movement, and the wheel carrier of support wheel 10, downward operation pressing lever are lived with foot press
16,16 rear end of pressing lever moves down, and is supporting point, the process that 16 front end of pressing lever (inner end) moves up with supporting hinges 15
In connecting rod pulled by drawstring 23, connecting rod drives two pull rods 21 and two cams 14 to rotate centered on fixing axle 20, cam
14 rotations overcome the torsion of torsional spring 17, and driving supporting plate 12 moves down in 14 rotation process of cam, and supporting plate 12, which moves down, to be overcome
The pulling force of tension spring 26, guiding square tube 11 play the role of guiding inside supporting square tube 9, and the locating pin 13 of 12 lower surface of supporting plate is just
Subsurface is penetrated, thus defines the position of support wheel 10.When pressing lever 16 is depressed into the position for closing on positioning ring 28,
Location hook 27 hooks positioning ring 28, and pressing lever 16 is positioned, and drawstring 23 is kept to keep tensioning state.Then by diagonal brace strut 3 to
Rear-inclined, positioning disk 31 are placed on bottom surface, step on positioning disk 31 with foot, and the acupuncture treatment of 31 lower surface of positioning disk is made to penetrate subsurface,
Thus all protective fence installations are navigated on ground.
The pulling force of the active force of torsional spring 17 and drawstring 23 keeps balancing, stabilization when cam 14 being kept to press supporting plate 12 downwards
Property.The effect of tension spring 26 is to move up supporting plate 12 and locating pin 13 when drawstring 23 is in relaxed state, avoid support wheel
10 when moving locating pin 13 with ground face contact and influence.Guide hole 18 plays guiding square tube 11 when moving up and down, and avoids stopping
Fixing axle 20.The present invention can push every section protective fence to move on the ground during installation and after disassembly, convenient for construction personnel into
Row is carried.
In fence protection process, the solar panel 8 of 1 front side of cabinet absorbs solar energy, converts solar energy into electricity
It can be stored into battery, battery is single-chip microcontroller, headlamp 4, acoustooptic alarm 5, infrared inductor 6 and digital display screen 7
Power supply.
During construction operation, construction operation situation is shown on digital display screen 7, reminds pedestrian or vehicle far from construction
Place,.When someone or vehicle close to when, signal is passed to single-chip microcontroller by infrared inductor 6, and single-chip microcontroller, which issues, orders the acousto-optic report
Alert device, combined aural and visual alarm issue audible and visible alarm, and pedestrian or vehicle is reminded to stop.Headlamp 4, which plays, at night carries out construction site
The effect of illumination.
Remaining space is also used as storage space to place the instrument of some constructions in cabinet 1 in the present invention.
The present embodiment not makes any form of restriction shape of the invention, material, structure etc., all according to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, belong to the technology of the present invention side
The protection scope of case.
Claims (7)
- The Assembled safety enclosing railings 1. field electric is constructed, it is characterised in that: anti-including sequentially connected several sections in left-right direction Guardrail；Every section protective fence includes the cabinet of horizontally disposed strip, and the left and right side of the bottom of box is respectively arranged with one A leg assembly, cabinet central bottom are provided with sweptback diagonal brace strut, be provided in one of cabinet battery and Single-chip microcontroller, each top of the box are provided with headlamp, acoustooptic alarm and infrared inductor；Wherein the one of two neighboring cabinet It is provided with digital display screen on front side of a cabinet, is provided with solar panel on front side of another cabinet；It is acoustooptic alarm, red Outer inductor and digital display screen are connect with single-chip microcontroller by control line, and solar panel is connected by conducting wire and battery It connects, battery is connect by conducting wire with single-chip microcontroller.
- The Assembled safety enclosing railings 2. field electric according to claim 1 is constructed, it is characterised in that: leg assembly includes hanging down The supporting square tube being directly arranged, supporting square tube upper end are fixedly connected with the bottom of box, and the lower end outside of supporting square tube is along the circumferential direction It is evenly arranged there are four support wheel, lower slide is provided with guiding square tube in supporting square tube, is oriented to the open top of square tube, is oriented to Square tube bottom level is provided with supporting plate, and supporting plate lower surface is evenly arranged with several locating pins, is fixedly installed in supporting square tube Locating pin is penetrated to the Manual drive mechanism of subsurface for driving supporting plate to move down.
- The Assembled safety enclosing railings 3. field electric according to claim 1 is constructed, it is characterised in that: Manual drive mechanism packet Cam, supporting hinges, pressing lever and torsional spring are included, the middle part for being oriented to the left and right side of square tube, which vertically corresponds to offer, leads The lower part in hole, supporting square tube inner wall is fixedly installed a fixing axle along left and right horizontal direction, and fixing axle correspondence is led across two The center rotating in hole, cam is connected in fixing axle, torsion spring set in fixing axle, two spring legs of torsional spring respectively with cam side Face and fixing axle press cooperate, and are fixedly connected with pull rod at the cam edge nearest apart from fixing axle；Offered on rear side of supporting square tube be located at guiding square tube above open-work, supporting hinges setting supporting square tube inner wall and Open-work lower part, pressing lever passes through open-work and the middle part of pressing lever is connect with supporting hinges, leads between the inner end and pull rod of pressing lever Cross drawstring connection；The front inner wall of supporting square tube is provided with link block, and upper link block is located above guiding square tube, behind guiding square tube top Side inner wall is provided with lower connecting block, is connected between upper link block and lower connecting block by tension spring；Under the pulling force effect of tension spring, branch Plate upper surface is contacted with the lower side of cam along press, and drawstring is in relaxed state, locating pin lower end height stand wheel bottom at this time Portion.
- The Assembled safety enclosing railings 4. field electric according to claim 3 is constructed, it is characterised in that: pressing lever back lower It is hinged with location hook, outer wall is fixedly installed the positioning ring that cooperation is hooked with location hook below open-work on rear side of supporting square tube.
- The Assembled safety enclosing railings 5. field electric according to claim 1 is constructed, it is characterised in that: bottom of box fixation is set It is equipped with fixing seat, diagonal brace strut upper end is hinged by pin shaft and fixing seat, and it is fixed that diagonal brace strut lower end is connected with by diagonal brace hinge Position disk, positioning disk lower surface are evenly arranged with several bundle nails.
- The Assembled safety enclosing railings 6. field electric according to claim 1 is constructed, it is characterised in that: two neighboring cabinet In, it is fixedly installed the first connecting sleeve on the right side of the cabinet of left side, the second connecting sleeve is fixedly installed on the left of the cabinet of right side, The center line of first connecting sleeve and the second connecting sleeve is overlapped and corresponds to up and down, in the first connecting sleeve and the second connecting sleeve It is inserted with the inserted link of L-type.
- The Assembled safety enclosing railings 7. field electric according to claim 3 is constructed, it is characterised in that: cam bilateral symmetry is set There are two setting, pull rod is symmetrically set with two, is connected between two pull rods by connecting rod, and connecting rod is parallel to fixing axle, draws Rope lower end and the middle part of connecting rod connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006794.7A CN108999462A (en) | 2018-08-31 | 2018-08-31 | Field electric construction Assembled safety enclosing railings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006794.7A CN108999462A (en) | 2018-08-31 | 2018-08-31 | Field electric construction Assembled safety enclosing railings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108999462A true CN108999462A (en) | 2018-12-14 |
Family
ID=64591120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006794.7A Pending CN108999462A (en) | 2018-08-31 | 2018-08-31 | Field electric construction Assembled safety enclosing railings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108999462A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242101A (en) * | 2019-06-24 | 2019-09-17 | 赵吉有 | A kind of electric power protection fence |
| CN113967400A (en) * | 2021-11-30 | 2022-01-25 | 中国建筑第五工程局有限公司 | Dust collector for construction |
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| CN206143682U (en) * | 2016-09-08 | 2017-05-03 | 南京嘉盛景观建设有限公司 | Afforestation type municipal administration engineering protection fence |
| CN206532377U (en) * | 2017-06-16 | 2017-09-29 | 浙江富中联电力科技有限公司 | A kind of sound and light alarm operation warning sign |
| CN107940739A (en) * | 2017-10-24 | 2018-04-20 | 马鞍山祥源机械厂 | A kind of mobile heating unit |
| CN108005398A (en) * | 2017-12-23 | 2018-05-08 | 郑州诚合信息技术有限公司 | A kind of warning rail for building easy to recycling dismounting |
| CN208950449U (en) * | 2018-08-31 | 2019-06-07 | 国网河南鄢陵县供电公司 | Field electric construction Assembled safety enclosing railings |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002092946A1 (en) * | 2001-05-11 | 2002-11-21 | Ray Robert Shorey | Temporary rooftop and stairway safety rail system |
| CN206143682U (en) * | 2016-09-08 | 2017-05-03 | 南京嘉盛景观建设有限公司 | Afforestation type municipal administration engineering protection fence |
| CN206532377U (en) * | 2017-06-16 | 2017-09-29 | 浙江富中联电力科技有限公司 | A kind of sound and light alarm operation warning sign |
| CN107940739A (en) * | 2017-10-24 | 2018-04-20 | 马鞍山祥源机械厂 | A kind of mobile heating unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242101A (en) * | 2019-06-24 | 2019-09-17 | 赵吉有 | A kind of electric power protection fence |
| CN113967400A (en) * | 2021-11-30 | 2022-01-25 | 中国建筑第五工程局有限公司 | Dust collector for construction |
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