CN112663978A - Protection device for building site convenient to accomodate and carry - Google Patents
Protection device for building site convenient to accomodate and carry Download PDFInfo
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- CN112663978A CN112663978A CN202011461650.8A CN202011461650A CN112663978A CN 112663978 A CN112663978 A CN 112663978A CN 202011461650 A CN202011461650 A CN 202011461650A CN 112663978 A CN112663978 A CN 112663978A
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- upright post
- carry
- wall
- stand
- protective device
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- 239000004744 fabric Substances 0.000 claims abstract description 36
- 238000003860 storage Methods 0.000 claims abstract description 24
- 238000010276 construction Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000001012 protector Effects 0.000 claims description 8
- 239000003063 flame retardant Substances 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Illuminated Signs And Luminous Advertising (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a protective device convenient to store and carry for a construction site, which comprises a left upright post and a right upright post, wherein the left end of the left upright post is connected with a lifting handle, a reciprocating shaft is rotatably connected in a storage cavity, fluorescent cloth is wound on the circumferential outer side wall of the reciprocating shaft, guide grooves are symmetrically formed in the front side and the rear side of the right upright post, screw rods are rotatably connected in the two groups of guide grooves, nut seats are screwed on the outer walls of the screw rods, a transmission cavity is formed in the upper end of the right upright post, one end, extending into the transmission cavity, of each screw rod is connected with a worm wheel, the right end, extending out of the transmission cavity, of each worm is connected with a hand wheel, one end, extending out of each guide groove, of each nut seat is provided with a first shaft pin, the bottom of the front side wall and the top; the protective device is reasonable in structural design, convenient to carry and transfer, convenient to use, energy-saving and environment-friendly, and the safety coefficient of the protective device is further enhanced.
Description
Technical Field
The invention relates to the technical field of building construction related equipment, in particular to a protective device for a building site, which is convenient to store and carry.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite.
In the construction process of a building site, due to the requirements of structural functions and the limitation of technical conditions of the existing construction process, various edges, holes and deep pits, such as foundation pits, stairs, outer edges of balconies, elevator holes and the like, inevitably occur, and high potential safety hazards exist. The state also has relevant regulations, namely, the protection devices are required to be installed around the adjacent edges, the openings and the deep pits. The general area of traditional interim rail guard is great, carries inconveniently, and warning effect is lower when field of vision luminance reduces, for this reason, we have proposed a protector for building site convenient to accomodate and carry.
Disclosure of Invention
The invention aims to provide a protective device for a construction site, which is convenient to store and carry, so as to overcome the technical problems in the prior art.
In order to achieve the technical purpose and achieve the technical effect, the invention provides the following technical scheme:
a protection device convenient to store and carry for a building site comprises a left upright post and a right upright post, wherein the left end of the left upright post is connected with a lifting handle, a storage cavity is formed in the right side wall of the left upright post, a reciprocating shaft is rotatably connected in the storage cavity, fluorescent cloth is wound on the circumferential outer side wall of the reciprocating shaft, the right end of the fluorescent cloth is connected with the right upright post, guide grooves are symmetrically formed in the front side and the rear side of the right upright post, two groups of guide grooves are rotatably connected with screw rods, nut seats are screwed on the outer wall of the screw rods, a transmission cavity is formed in the upper end of the right upright post, one end of each screw rod, which extends into the transmission cavity, is connected with a worm wheel, the right end of each transmission cavity is rotatably connected with a worm, the front side and the rear side of each worm wheel are respectively meshed with two groups of worm wheels, the right, and a second shaft pin is arranged at the bottom of the front side wall and the top of the rear side wall of the left upright post, and a movable rod is arranged between the first shaft pin and the second shaft pin.
Preferably, among the protector for building site convenient to accomodate and carry, the storage cavity has been seted up on the left side of the top of left side stand, it has the toolbox to peg graft in the storage cavity, the pinhole has been seted up at the top of the right side wall of toolbox, the T-slot with the storage cavity intercommunication is seted up on the top right side of left side stand, sliding connection has T shape slider in the T-slot, be connected with reset spring between T shape slider right-hand member and the T-slot inslot wall, T shape slider left end is connected with the fixed pin, the fixed pin stretches into the pinhole.
Preferably, in the protector for building site convenient to accomodate and carry, the outer wall connection of left side stand has the photovoltaic board, battery and charge-discharge controller are installed to left side stand lower part gomphosis, the battery is connected through charge-discharge controller to the photovoltaic board, photosensitive sensor is installed to the left side wall gomphosis of left side stand, the outer wall connection of right side stand has LED lamp strip, LED lamp strip establishes ties photosensitive sensor and battery.
Preferably, in the protector for building site convenient to accomodate and carry, the bottom of left side stand and right stand all is connected with the mounting panel, the fixed orifices has been seted up in the four corners of mounting panel.
Preferably, in the protection device for a construction site convenient to store and carry, the nut seat on the front side is initially located at the upper end of the guide groove, and the nut seat on the rear side is initially located at the lower end of the guide groove.
Preferably, in the protector for building site convenient to accomodate and carry, the externally mounted of reciprocating shaft has clockwork spring, clockwork spring expansion end connects and accomodates intracavity wall.
Preferably, in the protection device for the building site convenient to accomodate and carry, fluorescent cloth adopts the fire-retardant surface fabric of fluorescence preparation to form.
Preferably, in the protector for building site convenient to accomodate and carry, the inner wall right side front and back symmetric connection who accomodates the chamber has the scraper blade, scraper blade butt fluorescence cloth sets up.
The specific implementation manner of this embodiment is:
1. the fluorescent cloth storage device is reasonable in structural design, the distance between the left stand column and the right stand column is adjustable, when the left stand column is close to the right stand column, the fluorescent cloth is wound on the reciprocating shaft and is accommodated in the storage cavity, the occupied space area of equipment is reduced, carrying and transferring are convenient, tools required by installation are synchronously carried by the tool box, the tools required by installation can be taken out to vertically fix the device on the ground through the matching of the T-shaped groove, the T-shaped sliding block, the fixing pin and the pin hole, and the use is convenient;
2. when the device is used for safety protection, worm gears on two sides are meshed and driven through the worm, so that the two groups of screw rods rotate reversely, the nut seat can move up and down along the guide groove, the angle of the movable rod is changed, the left upright post can be far away from the right upright post to meet the use requirement, and meanwhile, the reciprocating shaft unreels the fluorescent cloth, so that pedestrians can be reminded to avoid the fluorescent cloth conveniently;
3. the device absorbs and converts energy through the photovoltaic panel, the ambient brightness is sensed by the photosensitive sensor, the LED lamp strip can be automatically lightened when the light in the visual field is dark, the energy is saved, the environment is protected, the warning effect is realized by matching with fluorescent cloth, and the safety coefficient of the protection device is further enhanced;
4. this device is convenient for accomplish the rolling operation of fluorescence cloth through clockwork spring's setting, utilizes the scraper blade can clear up fluorescence cloth surface dust impurity to warning effect when avoiding next use reduces.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.
FIG. 1 is a schematic structural view of the present invention when carried;
FIG. 2 is a first schematic structural view of the present invention in use;
FIG. 3 is a second schematic structural view of the present invention in use;
FIG. 4 is a schematic view of the internal structure of the left column according to the present invention;
FIG. 5 is a schematic view showing the internal structure of the transmission chamber according to the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 4 at A;
fig. 7 is a schematic view of the internal structure of the receiving chamber of the present invention.
In the figure: 1. a left upright post; 2. a right upright post; 3. lifting the handle; 4. a receiving cavity; 5. a reciprocating shaft; 6. fluorescent cloth; 7. a guide groove; 8. a screw; 9. a nut seat; 10. a transmission cavity; 11. a worm gear; 12. a worm; 13. a hand wheel; 14. a first shaft pin; 15. a second shaft pin; 16. a movable rod; 17. a material storage cavity; 18. a tool box; 19. a pin hole; 20. a T-shaped slot; 21. a T-shaped slider; 22. a return spring; 23. a fixing pin; 24. a photovoltaic panel; 25. a storage battery; 26. a charge and discharge controller; 27. a photosensitive sensor; 28. (ii) a An LED light bar; 29. mounting a plate; 291. a fixing hole; 401. a squeegee; 501. a clockwork spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-7, the present embodiment is a protection device for a construction site, which is convenient to store and carry, and includes a left upright 1 and a right upright 2, a lifting handle 3 is connected to the left end of the left upright 1, a storage cavity 4 is formed in the right side wall of the left upright 1, a reciprocating shaft 5 is rotatably connected in the storage cavity 4, a fluorescent cloth 6 is wound on the circumferential outer side wall of the reciprocating shaft 5, the right end of the fluorescent cloth 6 is connected to the right upright 2, guide grooves 7 are symmetrically formed in the front and rear sides of the right upright 2, screw rods 8 are rotatably connected in the two groups of guide grooves 7, nut seats 9 are screwed on the outer walls of the screw rods 8, a transmission cavity 10 is formed in the upper end of the right upright 2, one end of each screw rod 8 extending into the transmission cavity 10 is connected to a worm wheel 11, the right end of the transmission cavity 10 is rotatably connected to a worm 12, the front and rear sides of, a first shaft pin 14 is installed at one end, extending out of the guide groove 7, of the nut seat 9, a second shaft pin 15 is installed at the bottom of the front side wall and the top of the rear side wall of the left upright post 1, and a movable rod 16 is installed between the first shaft pin 14 and the second shaft pin 15.
The bottom of left stand 1 and right stand 2 all is connected with mounting panel 29, and fixed orifices 291 has been seted up at the four corners of mounting panel 29.
The front nut seat 9 is initially located at the upper end of the guide groove 7, and the rear nut seat 9 is initially located at the lower end of the guide groove 7.
The specific implementation manner of this embodiment is:
when the device is carried, the nut seat 9 is at an initial position, the left upright post 1 is close to the right upright post 2, the fluorescent cloth 6 is wound on the reciprocating shaft 5 and can be taken into the containing cavity 4, the space area occupied by equipment is reduced, and the device can be carried and transferred by lifting the handle 3;
when temporary protection is needed for foundation pits, holes and the like in a building site, the distance between a left upright post 1 and a right upright post 2 can be adjusted as required, a worm 12 is rotated through a hand wheel 13, the worm 12 is meshed with worm gears 11 on two transmission sides, the worm gears 11 can drive screw rods 8 to rotate, the two groups of screw rods 8 are opposite in rotation direction, and the guide groove 7 is used for limiting and guiding, so that a nut seat 9 on the front side of the right upright post 2 moves downwards, a nut seat 9 on the rear side of the right upright post 2 moves upwards, the nut seat 9 drives a movable rod 16 to change in angle when moving, so that the left upright post 1 is far away from the right upright post 2, a reciprocating shaft 5 can rotate in an accommodating cavity 4, and the fluorescent cloth 6 is unreeled while the left upright;
utilize tool box 18 to store required bolt when protector installation, instrument such as hammer, after the interval adjustment of left stand 1 and right stand 2 finishes, stir T shape slider 21 along T-slot 20 right, make fixed pin 23 break away from pinhole 19, can take tool box 18 out storage cavity 17, take out behind the required instrument, pass the bolt fixed orifices 291 after-fixing on ground of mounting panel 29, make the device keep vertical, can play the safety protection effect, utilize fluorescence cloth 6 to increase striking degree, effectively avoid the pedestrian mistake to go into.
Example two
The embodiment is a protection device for a building site, which is convenient to store and carry, and comprises a left upright post 1 and a right upright post 2, wherein the left end of the left upright post 1 is connected with a lifting handle 3, the right side wall of the left upright post 1 is provided with a storage cavity 4, a reciprocating shaft 5 is rotatably connected in the storage cavity 4, fluorescent cloth 6 is wound on the circumferential outer side wall of the reciprocating shaft 5, the right end of the fluorescent cloth 6 is connected with the right upright post 2, the front side and the rear side of the right upright post 2 are symmetrically provided with guide grooves 7, two groups of guide grooves 7 are respectively and rotatably connected with a screw rod 8, the outer wall of the screw rod 8 is screwed with a nut seat 9, the upper end of the right upright post 2 is provided with a transmission cavity 10, one end of the screw rod 8 extending into the transmission cavity 10 is connected with a worm wheel 11, the right end of the transmission cavity 10 is rotatably connected with a worm 12, the front side and the rear side of the worm 12, and a second shaft pin 15 is arranged at the bottom of the front side wall and the top of the rear side wall of the left upright post 1, and a movable rod 16 is arranged between the first shaft pin 14 and the second shaft pin 15.
The outer wall connection of left stand 1 has photovoltaic board 24, and battery 25 and charge-discharge controller 26 are installed to 1 lower part gomphosis of left stand, and battery 25 is connected through charge-discharge controller 26 to photovoltaic board 24, and photosensitive sensor 27 is installed to the left side wall gomphosis of left stand 1, and the outer wall connection of right stand 2 has LED lamp strip 28, and LED lamp strip 28 establishes ties photosensitive sensor 27 and battery 25.
The spring 501 is arranged outside the reciprocating shaft 5, the movable end of the spring 501 is connected with the inner wall of the accommodating cavity 4, the fluorescent cloth 6 is made of a fluorescent flame-retardant fabric, the front and back sides of the right side of the inner wall of the accommodating cavity 4 are symmetrically connected with the scraping plates 401, and the scraping plates 401 abut against the fluorescent cloth 6.
The specific implementation manner of this embodiment is:
in the embodiment, when the protection device is used, the photovoltaic panel 24 can absorb light energy and convert the light energy into electric energy, the energy is stored in the storage battery 25 by using the charge-discharge control 26 and can be used by the LED lamp strip 28, the photosensitive sensor 27 is used for sensing the brightness of the surrounding environment, when the light in the visual field is dark, the LED lamp strip 28 automatically lights up and can be matched with the fluorescent cloth 6 for warning, and the safety coefficient of the protection device is enhanced;
fluorescence cloth 6 adopts the fire-retardant surface fabric preparation of fluorescence in this device, and the durability is good, through clockwork spring 501's setting, is convenient for carry out the rolling to fluorescence cloth 6 when carrying, and scraper blade 401 butt fluorescence cloth 6, when the rolling of fluorescence cloth 6, scraper blade 401 can clear up fluorescence cloth 6 surface dust impurity to avoid warning effect to reduce.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a protector for building site convenient to accomodate and carry, includes left stand (1) and right stand (2), its characterized in that: the left end of the left upright post (1) is connected with a lifting handle (3), the right side wall of the left upright post (1) is provided with a storage cavity (4), the storage cavity (4) is rotationally connected with a reciprocating shaft (5), fluorescent cloth (6) is wound on the circumferential outer side wall of the reciprocating shaft (5), the right end of the fluorescent cloth (6) is connected with the right upright post (2), guide grooves (7) are symmetrically formed in the front side wall and the rear side wall of the right upright post (2), two groups of guide grooves (7) are both rotationally connected with a screw rod (8), the outer wall of the screw rod (8) is screwed with a nut seat (9), a transmission cavity (10) is formed in the upper end of the right upright post (2), one end of the screw rod (8) extending into the transmission cavity (10) is connected with a worm wheel (11), the right end of the transmission cavity (10) is rotationally connected with a worm (12), the front side and the rear side wall, the right-hand member that worm (12) stretched out transmission chamber (10) is connected with hand wheel (13), first pivot (14) are installed to the one end that nut seat (9) stretched out guide way (7), second axle round pin (15) are all installed to the preceding lateral wall bottom and the back lateral wall top of left side stand (1), install movable rod (16) between first pivot (14) and second axle round pin (15).
2. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: storage cavity (17) have been seted up on the top left side of left side stand (1), it has tool box (18) to peg graft in storage cavity (17), pinhole (19) have been seted up at the top of the right side wall of tool box (18), T-slot (20) with storage cavity (17) intercommunication are seted up on the top right side of left side stand (1), sliding connection has T shape slider (21) in T-slot (20), be connected with reset spring (22) between T shape slider (21) right-hand member and T-slot (20) inner wall, T shape slider (21) left end is connected with fixed pin (23), fixed pin (23) stretch into pinhole (19).
3. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the outer wall connection of left side stand (1) has photovoltaic board (24), battery (25) and charge-discharge controller (26) are installed to left side stand (1) lower part gomphosis, battery (25) are connected through charge-discharge controller (26) in photovoltaic board (24), photosensitive sensor (27) are installed to the left side wall gomphosis of left side stand (1), the outer wall connection of right side stand (2) has LED lamp strip (28), photosensitive sensor (27) and battery (25) are established ties in LED lamp strip (28).
4. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the bottom of left side stand (1) and right stand (2) all is connected with mounting panel (29), fixed orifices (291) have been seted up in the four corners of mounting panel (29).
5. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the front side nut seat (9) is initially positioned at the upper end of the guide groove (7), and the rear side nut seat (9) is initially positioned at the lower end of the guide groove (7).
6. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the outer mounting of reciprocating shaft (5) has clockwork spring (501), clockwork spring (501) expansion end connects and accomodates chamber (4) inner wall.
7. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the fluorescent cloth (6) is made of fluorescent flame-retardant fabric.
8. The protective device for the construction site convenient to store and carry as claimed in claim 1, wherein: the front and back symmetrical connection of the right side of the inner wall of the accommodating cavity (4) is provided with scrapers (401), and the scrapers (401) are abutted to the fluorescent cloth (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011461650.8A CN112663978B (en) | 2020-12-12 | 2020-12-12 | Protection device for building site convenient to accomodate and carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011461650.8A CN112663978B (en) | 2020-12-12 | 2020-12-12 | Protection device for building site convenient to accomodate and carry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112663978A true CN112663978A (en) | 2021-04-16 |
| CN112663978B CN112663978B (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011461650.8A Active CN112663978B (en) | 2020-12-12 | 2020-12-12 | Protection device for building site convenient to accomodate and carry |
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| Country | Link |
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| CN (1) | CN112663978B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592705A (en) * | 2021-12-03 | 2022-06-07 | 中核华泰建设有限公司 | High-altitude operation edge protection device for constructional engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090159865A1 (en) * | 2007-12-21 | 2009-06-25 | Carvalho Joseph | Reusable temporary safety rail post |
| CN208749222U (en) * | 2018-06-11 | 2019-04-16 | 山西磐石电力科技有限公司 | A kind of power construction plain type safety device |
| CN208885109U (en) * | 2018-09-25 | 2019-05-21 | 内蒙古兴泰建设集团有限公司 | Safeguard structure is used in a kind of enlarging of road and bridge construction |
| CN209163609U (en) * | 2018-09-25 | 2019-07-26 | 福建华航建设集团有限公司 | Construction site edge protection device |
| CN209760977U (en) * | 2019-03-14 | 2019-12-10 | 浙江金城建设集团有限公司 | Building construction safety device |
| CN210239326U (en) * | 2019-07-17 | 2020-04-03 | 陆洪亚 | Be applied to water conservancy construction safety device |
-
2020
- 2020-12-12 CN CN202011461650.8A patent/CN112663978B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090159865A1 (en) * | 2007-12-21 | 2009-06-25 | Carvalho Joseph | Reusable temporary safety rail post |
| CN208749222U (en) * | 2018-06-11 | 2019-04-16 | 山西磐石电力科技有限公司 | A kind of power construction plain type safety device |
| CN208885109U (en) * | 2018-09-25 | 2019-05-21 | 内蒙古兴泰建设集团有限公司 | Safeguard structure is used in a kind of enlarging of road and bridge construction |
| CN209163609U (en) * | 2018-09-25 | 2019-07-26 | 福建华航建设集团有限公司 | Construction site edge protection device |
| CN209760977U (en) * | 2019-03-14 | 2019-12-10 | 浙江金城建设集团有限公司 | Building construction safety device |
| CN210239326U (en) * | 2019-07-17 | 2020-04-03 | 陆洪亚 | Be applied to water conservancy construction safety device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114592705A (en) * | 2021-12-03 | 2022-06-07 | 中核华泰建设有限公司 | High-altitude operation edge protection device for constructional engineering |
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| CN112663978B (en) | 2022-07-08 |
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Effective date of registration: 20240618 Address after: 230000 B-2704, wo Yuan Garden, 81 Ganquan Road, Shushan District, Hefei, Anhui. Patentee after: HEFEI LONGZHI ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 241000 No. 1, Beijing East Road, Anhui, Wuhu Patentee before: ANHUI NORMAL University Country or region before: China |