CN110344646A - A kind of construction protective fence - Google Patents

A kind of construction protective fence Download PDF

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Publication number
CN110344646A
CN110344646A CN201910670438.3A CN201910670438A CN110344646A CN 110344646 A CN110344646 A CN 110344646A CN 201910670438 A CN201910670438 A CN 201910670438A CN 110344646 A CN110344646 A CN 110344646A
Authority
CN
China
Prior art keywords
lead screw
drive lead
support bar
driven gear
fixedly installed
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.)
Withdrawn
Application number
CN201910670438.3A
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Chinese (zh)
Inventor
黄小卡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201910670438.3A priority Critical patent/CN110344646A/en
Publication of CN110344646A publication Critical patent/CN110344646A/en
Withdrawn legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • E01F9/617Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/646Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection extensible, collapsible or pivotable
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/669Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00Fencing, e.g. fences, enclosures, corrals
    • E04H17/14Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/16Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00Fencing, e.g. fences, enclosures, corrals
    • E04H17/14Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/20Posts therefor
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00Fencing, e.g. fences, enclosures, corrals
    • E04H17/14Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/20Posts therefor
    • E04H17/22Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Fencing (AREA)

Abstract

The invention discloses a kind of construction protective fences, by being provided with display screen, driving motor, first driving gear, first driven gear, second driving gear, second driven gear, first drive lead screw, second drive lead screw and rectangular through-hole, the first driving gear and the second driving gear is driven to rotate using a driving motor, first driving gear and the rotation of the second driving gear are rotated using belt the first driven gear of drive and the second driven gear, so that the first drive lead screw and the second drive lead screw are gone up and down in the first driven gear and the second driven gear, when daytime, light efficiency was preferable, pedestrian's men working is reminded using warning sign;When evening insufficient light, visual alert pedestrian men working is played using display screen, better protecting effect can be avoided the generation of safety accident;By the way that display screen and control box to be respectively arranged to the inside of warning panel and clump weight, facilitates the transport of equipment, avoid the damage of display screen or control box in transportational process.

Description

A kind of construction protective fence
Technical field
The present invention relates to construction equipment technical field, specially a kind of construction protective fence.
Background technique
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also be with It says it is various lines on design drawing, in specified place, becomes process in kind.It includes basic engineering construction, master Body structure construction, roof construction, decorative engineering construction etc..The place of construction operation is known as " construction site " or cries " Construction site ", also cry building site.
And on construction building site, for the generation for preventing safety accident, protective fence, guardrail usually are set in building site surrounding It is widely used in municipal works, building, traffic, the maintenance of community, harbour, airport, region of storing in a warehouse, such product develops into increasingly It is ripe, become the important branch of building material industry, industry size constantly expands, and pattern is increasing.And existing building construction protection Column is usually that protective net is installed between the upright bar fixed setting up, and outside by pedestrian's barrier, but this protective fence is at night When protection effect it is insufficient, especially in the lower section of light, pedestrian is easy to bump against on protective fence, it has not been convenient to use.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of construction protective fence, can It is insufficient effectively to solve existing construction protective fence protection effect at night, especially in the lower section of light, Pedestrian is easy to bump against on protective fence, it has not been convenient to the problem of using.
To achieve the above object, the invention provides the following technical scheme: a kind of construction protective fence, including left branch Strut, right support bar and warning panel, the warning panel are fixedly installed between left support bar and right support bar, the left support bar It is welded with support base with the bottom end of right support bar, the side of the left support bar is fixedly installed connector, the connection Pin hole is provided on part, the outer end side of the warning panel is provided with warning sign, and the bottom end of the warning panel, which is fixedly installed, matches Pouring weight, the bottom end of the clump weight is evenly spaced to be provided with several support columns, and the bottom end of the support column is fixedly installed There is lug tooth, the inner bottom middle position of the warning panel is fixedly installed driving motor, the output end of the driving motor It is connected with rotary shaft, the upper end of the rotary shaft is fixed at the bottom end middle position of the first driving gear, and described first is main The upper end of moving gear is fixedly installed the second driving gear by fixed frame, and first driving gear is connected by the first belt There is the first driven gear, the middle position of first driven gear is provided with the first drive lead screw, second driving gear It is connected with the second driven gear by the second belt, the middle position of second driven gear is provided with the second drive lead screw, The top of first drive lead screw and the second drive lead screw both passes through the top side wall of warning panel, and is fixedly connected on rain visor Bottom end, display screen is fixedly installed between first drive lead screw and the second drive lead screw, the top of the warning panel is set It is equipped with the rectangular through-hole passed through for display screen, the top of the rain visor is equipped with solar panel, on the right support bar Side far from left support bar is fixedly installed fixed pin, and the inside of the clump weight is fixedly installed control box, the control The inside of box is fixedly installed lithium polymer battery group and PLC controller, is embedded in and is provided on the outer end side wall of the clump weight Light intensity sensor, the solar panel are electrically connected by energy conversion apparatus and lithium polymer battery group.
As a preferred technical solution of the present invention, the left support bar, right support bar, warning panel, the first driving wire Bar and the second drive lead screw are all made of L Steel material and are made.
As a preferred technical solution of the present invention, with " men working, no through traffic " printed words on the warning sign.
As a preferred technical solution of the present invention, connector and the right support bar side of left support bar side Height of the fixed pin apart from ground is identical, and the fixed pin matches with pin hole.
As a preferred technical solution of the present invention, first drive lead screw and the first driven gear and second are driven Screw rod passes through connector sleeve with the second driven gear and connect, and the upper surface of the connector sleeve is arranged symmetrically, and there are two can horizontally rotate Locking semi-ring, it is described locking semi-ring one end and connector sleeve it is hinged, it is described lock semi-ring the other end be provided with rotation convex block, Rotation convex block on two locking semi-rings is bolted.
As a preferred technical solution of the present invention, the width and length of the rectangular through-hole are respectively less than the length of rain visor Degree and width, and the outside of the rectangular through-hole surrounds and is provided with baffle.
As a preferred technical solution of the present invention, the model GZD-R4-15 of the light intensity sensor is described Transparent protective shield is provided on the outside of display screen, the upper surface of the solar panel is provided with waterproofing membrane.
As a preferred technical solution of the present invention, the PLC controller is Siemens S7-200PLC controller, and The PLC controller is electrically connected with light intensity sensor, driving motor and display screen.
Compared with prior art, the beneficial effects of the present invention are: this kind of construction protective fence, is provided with display Screen, driving motor, the first driving gear, the first driven gear, the second driving gear, the second driven gear, the first drive lead screw, Second drive lead screw and rectangular through-hole drive the first driving gear and the second driving gear to rotate using a driving motor, the One driving gear and the rotation of the second driving gear are rotated using belt the first driven gear of drive and the second driven gear, so that the One drive lead screw and the second drive lead screw are gone up and down in the first driven gear and the second driven gear, when daytime, light efficiency was preferable, are utilized Warning sign reminds pedestrian's men working, and display screen is taken in inside warning panel, being capable of effectively protecting display screen;Evening insufficient light When, visual alert pedestrian men working is played using display screen, better protecting effect can be avoided the generation of safety accident;It is logical The inside that display screen and control box are respectively arranged to warning panel and clump weight is crossed, facilitates the transport of equipment, avoids transportational process Middle display screen or the damage for controlling box.
Detailed description of the invention
Fig. 1 is a kind of a kind of status architecture schematic diagram of construction protective fence of the present invention;
Fig. 2 is a kind of another status architecture schematic diagram of construction protective fence of the present invention;
Fig. 3 is a kind of schematic diagram of internal structure of construction protective fence warning panel of the present invention;
Fig. 4 is a kind of mounting structure schematic diagram of left first drive lead screw of construction protective fence of the present invention;
Fig. 5 is a kind of electrical block diagram of construction protective fence of the present invention;
In figure: 1, left support bar;2, right support bar;3, warning panel;4, support base;5, connector;6, pin hole;7, warning sign; 8, clump weight;9, support column;10, lug tooth;11, driving motor;12, rotary shaft;13, the first driving gear;14, second actively Gear;15, the first belt;16, the first driven gear;17, the first drive lead screw;18, the second belt;19, the second driven gear; 20, the second transmission screw rod;21, rain visor;22, display screen;23, rectangular through-hole;24, solar panel;25, fixed pin;26, Lithium polymer battery group;27, PLC controller;28, light intensity sensor;29, connector sleeve;30, semi-ring is locked;31, it rotates convex Block;32, bolt;33, fixed frame.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of construction protective fence, including left support Bar 1, right support bar 2 and warning panel 3, the warning panel 3 are fixedly installed between left support bar 1 and right support bar 2, the left branch The bottom end of strut 1 and right support bar 2 is welded with support base 4, and the side of the left support bar 1 is fixedly installed connector 5, Pin hole 6 is provided on the connector 5, the outer end side of the warning panel 3 is provided with warning sign 7, the bottom end of the warning panel 3 It is fixedly installed clump weight 8, the bottom end of the clump weight 8 is evenly spaced to be provided with several support columns 9, the support column 9 Bottom end be fixedly installed lug tooth 10, the inner bottom middle position of the warning panel 3 is fixedly installed driving motor 11, The output end of the driving motor 11 is connected with rotary shaft 12, and the upper end of the rotary shaft 12 is fixed at the first driving gear The upper end in 13 bottom end middle position, first driving gear 13 is fixedly installed the second driving gear by fixed frame 33 14, first driving gear 13 is connected with the first driven gear 16 by the first belt 15, first driven gear 16 Middle position is provided with the first drive lead screw 17, and second driving gear 14 is connected with the second driven tooth by the second belt 18 Wheel 19, the middle position of second driven gear 19 are provided with the second drive lead screw 20, first drive lead screw 17 and the The top of two drive lead screws 20 both passes through the top side wall of warning panel 3, and is fixedly connected on the bottom end of rain visor 21, and described first Display screen 22 is fixedly installed between drive lead screw 17 and the second drive lead screw 20, the top of the warning panel 3 is provided with for aobvious The rectangular through-hole 23 that display screen 22 passes through, the top of the rain visor 21 are equipped with solar panel 24, on the right support bar 2 Side far from left support bar 1 is fixedly installed fixed pin 25, and the inside of the clump weight 8 is fixedly installed control box, described The inside of control box is fixedly installed lithium polymer battery group 26 and PLC controller 27, embedding on the outer end side wall of the clump weight 8 Enter to be provided with light intensity sensor 28, the solar panel 24 passes through energy conversion apparatus and lithium polymer battery group 26 It is electrically connected.
In the present embodiment, it is preferred that the left support bar 1, right support bar 2, warning panel 3, the first drive lead screw 17 and Two drive lead screws 20 are all made of 316L Steel material and are made.
In the present embodiment, it is preferred that with " men working, no through traffic " printed words on the warning sign 7.
In the present embodiment, it is preferred that the connector 5 of 1 side of left support bar and the fixed pin 25 of 2 side of right support bar Height apart from ground is identical, and the fixed pin 25 matches with pin hole 6.
In the present embodiment, it is preferred that first drive lead screw 17 and the first driven gear 16 and the second drive lead screw 20 It is connect by connector sleeve 29 with the second driven gear 19, the upper surface of the connector sleeve 29 is arranged symmetrically, and there are two horizontal can turn Dynamic locking semi-ring 30, one end of the locking semi-ring 30 and connector sleeve 29 are hinged, the other end setting of the locking semi-ring 30 There is rotation convex block 31, the rotation convex block 31 on two locking semi-rings 30 is connected by bolt 32.
In the present embodiment, it is preferred that the width and length of the rectangular through-hole 23 are respectively less than the length and width of rain visor 21 Degree, and the outside of the rectangular through-hole 23 surrounds and is provided with baffle.
In the present embodiment, it is preferred that the model GZD-R4-15 of the light intensity sensor 28, the display screen 22 Outside be provided with transparent protective shield, the upper surface of the solar panel 24 is provided with waterproofing membrane.
In the present embodiment, it is preferred that the PLC controller 27 is Siemens S7-200PLC controller, and the PLC is controlled Device 27 processed is electrically connected with light intensity sensor 28, driving motor 11 and display screen 22.
The working principle of the invention and process for using: in transportational process, display screen 22 being taken in warning panel 3, can be right Display screen 22 plays a protective role, and moves equipment to construction place, supports ground, and lug tooth 10 using support base 4 Go deep into soil, and be provided with clump weight 8, so that protective fence is more stable, then utilizes the fixation of 2 side of right support bar Pin 25 is inserted into the pin hole 6 of another 1 side of protective fence left support bar, realizes the Fast Installation of protective fence;After installation, hide The solar panel 24 of 21 upper surface of rain plate can absorb solar energy, and convert the solar into electric energy, be stored in lithium polymerization In object battery pack 26, used for system;The printed words that " men working, no through traffic " is write on warning sign 7, daytime light compared with When good, pedestrian is easy for see warning sign 7, reminds pedestrian's men working;And in night insufficient light, people are not easy See warning sign 7, driving motor 11 is opened in the control of PLC controller 27 at this time, and driving motor 11 drives 13 He of the first driving gear The work of the rotation of second driving gear 14, the first driving gear 13 and the second driving gear 14 in the first belt 15 and the second belt 18 With the first driven gear 16 and the rotation of the second driven gear 19 is driven, the first driven gear 16 and the second driven gear 19 are rotated When, the first drive lead screw 17 and the second drive lead screw 20 rise with display screen 22, so that display screen 22 passes through rectangular through-hole 23, And the outside of warning panel 3 is stopped at, display screen 22 is opened in the control of PLC controller 27, and display screen 22, which can play, to be reminded in front of pedestrian The video and voice of construction can play good warning effect at night, the present invention is simple, easy for installation by structure, at This is low, convenient for people to use.
This kind of construction protective fence is provided with display screen, driving motor, the first driving gear, the first driven tooth Wheel, the second driving gear, the second driven gear, the first drive lead screw, the second drive lead screw and rectangular through-hole are driven using one Motor drives the first driving gear and the rotation of the second driving gear, and the first driving gear and the rotation of the second driving gear utilize belt The first driven gear and the second driven gear is driven to rotate, so that the first drive lead screw and the second drive lead screw are in the first driven tooth Wheel and the lifting of the second driven gear when daytime, light efficiency was preferable, reminds pedestrian's men working using warning sign, display screen are taken in and is warned Show intralamellar part, it being capable of effectively protecting display screen;When evening insufficient light, is played using display screen and applied in front of visual alert pedestrian Work, better protecting effect can be avoided the generation of safety accident;By by display screen and control box be respectively arranged at warning panel and The inside of clump weight facilitates the transport of equipment, avoids the damage of display screen or control box in transportational process.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of construction protective fence, including left support bar (1), right support bar (2) and warning panel (3), the warning Plate (3) is fixedly installed between left support bar (1) and right support bar (2), which is characterized in that left support bar (1) He Youzhi The bottom end of strut (2) is welded with support base (4), and the side of the left support bar (1) is fixedly installed connector (5), institute It states and is provided on connector (5) pin hole (6), the outer end side of the warning panel (3) is provided with warning sign (7), the warning panel (3) bottom end is fixedly installed clump weight (8), and the bottom end of the clump weight (8) is evenly spaced to be provided with several support columns (9), the bottom end of the support column (9) is fixedly installed lug tooth (10), the inner bottom middle position of the warning panel (3) It is fixedly installed driving motor (11), the output end of the driving motor (11) is connected with rotary shaft (12), the rotary shaft (12) upper end is fixed at the bottom end middle position of the first driving gear (13), the upper end of first driving gear (13) It is fixedly installed the second driving gear (14) by fixed frame (33), first driving gear (13) passes through the first belt (15) It being connected with the first driven gear (16), the middle position of first driven gear (16) is provided with the first drive lead screw (17), Second driving gear (14) is connected with the second driven gear (19) by the second belt (18), second driven gear (19) middle position is provided with the second drive lead screw (20), first drive lead screw (17) and the second drive lead screw (20) Top both passes through the top side wall of warning panel (3), and is fixedly connected on the bottom end of rain visor (21), first drive lead screw (17) it is fixedly installed between the second drive lead screw (20) display screen (22), the top of the warning panel (3) is provided with for aobvious The top of the rectangular through-hole (23) that display screen (22) passes through, the rain visor (21) is equipped with solar panel (24), the right side Side on support rod (2) far from left support bar (1) is fixedly installed fixed pin (25), and the inside of the clump weight (8) is fixed It is provided with control box, the inside of the control box is fixedly installed lithium polymer battery group (26) and PLC controller (27), described Insertion is provided with light intensity sensor (28) on the outer end side wall of clump weight (8), and the solar panel (24) passes through energy Supply changeover device and lithium polymer battery group (26) are electrically connected.
2. a kind of construction protective fence according to claim 1, it is characterised in that: the left support bar (1), the right side Support rod (2), warning panel (3), the first drive lead screw (17) and the second drive lead screw (20) be all made of 316L Steel material production and At.
3. a kind of construction protective fence according to claim 1, it is characterised in that: write on the warning sign (7) There are " men working, no through traffic " printed words.
4. a kind of construction protective fence according to claim 1, it is characterised in that: the left support bar (1) one Height of the connector (5) of side with the fixed pin (25) of right support bar (2) side apart from ground is identical, and the fixed pin (25) Match with pin hole (6).
5. a kind of construction protective fence according to claim 1, it is characterised in that: first drive lead screw (17) connected by connector sleeve (29) with the first driven gear (16) and the second drive lead screw (20) and the second driven gear (19) It connects, the upper surface of the connector sleeve (29) is arranged symmetrically, and there are two the locking semi-ring (30) that can be horizontally rotated, the locking semi-rings (30) hingedly, the other end of locking semi-ring (30) is provided with rotation convex block (31), two institutes for one end and connector sleeve (29) The rotation convex block (31) stated in locking semi-ring (30) is connected by bolt (32).
6. a kind of construction protective fence according to claim 1, it is characterised in that: the rectangular through-hole (23) Width and length are respectively less than the length and width of rain visor (21), and the outside of the rectangular through-hole (23) surrounds and is provided with gear Plate.
7. a kind of construction protective fence according to claim 1, it is characterised in that: the light intensity sensor (28) model GZD-R4-15 is provided with transparent protective shield, the solar panel on the outside of the display screen (22) (24) upper surface is provided with waterproofing membrane.
8. a kind of construction protective fence according to claim 1, it is characterised in that: the PLC controller (27) For Siemens S7-200PLC controller, and the PLC controller (27) and light intensity sensor (28), driving motor (11) It is electrically connected with display screen (22).
CN201910670438.3A 2019-07-24 2019-07-24 A kind of construction protective fence Withdrawn CN110344646A (en)

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CN110862056A (en) * 2019-12-10 2020-03-06 国网河南省电力公司南阳供电公司 Electric power construction equipment with safety protective guard
CN112681176A (en) * 2021-01-15 2021-04-20 成都三玖艾网络科技有限公司 High-speed green belt mobile warning equipment based on solar energy

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CN205955378U (en) * 2016-08-29 2017-02-15 苏州仁和园林股份有限公司 Afforestation rail
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110862056A (en) * 2019-12-10 2020-03-06 国网河南省电力公司南阳供电公司 Electric power construction equipment with safety protective guard
CN110862056B (en) * 2019-12-10 2021-02-26 国网河南省电力公司南阳供电公司 Electric power construction equipment with safety protective guard
CN112681176A (en) * 2021-01-15 2021-04-20 成都三玖艾网络科技有限公司 High-speed green belt mobile warning equipment based on solar energy

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