CN112664048A - Multi-functional building engineering rail guard - Google Patents

Multi-functional building engineering rail guard Download PDF

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Publication number
CN112664048A
CN112664048A CN202110019836.6A CN202110019836A CN112664048A CN 112664048 A CN112664048 A CN 112664048A CN 202110019836 A CN202110019836 A CN 202110019836A CN 112664048 A CN112664048 A CN 112664048A
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CN
China
Prior art keywords
hinge
shaft
transmission
rotating
fixedly arranged
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Withdrawn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
CN202110019836.6A
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Chinese (zh)
Inventor
张像伟
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.)
Shanghai Duoshu Industrial Co ltd
Original Assignee
Shanghai Duoshu Industrial Co ltd
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 Shanghai Duoshu Industrial Co ltd filed Critical Shanghai Duoshu Industrial Co ltd
Priority to CN202110019836.6A priority Critical patent/CN112664048A/en
Publication of CN112664048A publication Critical patent/CN112664048A/en
Withdrawn legal-status Critical Current

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Abstract

The invention discloses a multifunctional building engineering protective guard, which comprises a protective guard and a warning lamp arranged in the protective guard, wherein the warning lamp is used for warning pedestrians, the invention is an assembled protective guard, a user only needs to place the protective guard outside an area needing protection, the protective guard can be automatically started to extend and unfold, then the protective guard can be automatically fixed, and the protective guard can be automatically folded and retracted when being disassembled, so that the time of the user is greatly saved, the labor consumption is reduced, the construction area can be more quickly constructed, a buffer device is arranged, the damage of mistakenly colliding vehicles to the protective guard can be reduced, a warning device and a stopping device are further arranged, the collision damage of the pedestrians and the protective guard due to the unconcentration of attention and the pedestrian can be prevented, the protection of pedestrians is increased, and meanwhile, the invention realizes the automation of the treatment process, greatly improving the treatment efficiency and saving the labor force.

Description

Multi-functional building engineering rail guard
Technical Field
The invention relates to a multifunctional building engineering protective fence, and mainly relates to the technical field of building engineering.
Background
In the building construction, it is necessary to prevent non-construction workers from entering a construction area, generally, the guard rails are used for blocking, the guard rails at the present stage need to be manually placed and generally need to be manually fixed and assembled, the installation and the disassembly of the guard rails are particularly inconvenient, and a large amount of manpower is needed, so that the construction efficiency of the construction area is affected, the guard rails at the present stage do not have a buffer device, so that the collision of vehicles cannot be prevented, and the damage can be caused, and the guard rails at the present stage do not effectively prompt pedestrians, so that the pedestrians with poor attention can collide the guard rails to be damaged.
Disclosure of Invention
The invention aims to provide a multifunctional building engineering protective guard, which overcomes the problems.
The invention is realized by the following technical scheme.
The invention relates to a multifunctional building engineering protective guard, which comprises a protective guard and a warning lamp arranged in the protective guard, wherein the warning lamp is used for warning pedestrians, a rotatable linkage hinge is arranged above the protective guard, a linkage shaft is fixedly arranged in the linkage hinge and can rotate along with the linkage hinge, an assembled protective guard is fixedly arranged above the linkage hinge and can rotate along the linkage hinge, a transmission cavity is arranged in the protective guard, a power motor is fixedly arranged at the bottom of the transmission cavity, a power shaft is rotatably arranged on the power motor, a power gear is fixedly arranged on the power shaft, a transmission shaft is rotatably arranged in the transmission cavity and is positioned above the right side of the power shaft, a transmission hinge is fixedly arranged on the transmission shaft, and the transmission hinge extends to the outside of the transmission cavity, a rotating pedal is fixedly arranged on the transmission hinge, the rotating pedal can rotate along the transmission hinge, a blocking motion cavity is arranged on the left side of the rotating pedal, a pressure sensor is fixedly arranged at the bottom of the blocking motion cavity, blocking springs are elastically arranged on the pressure sensor in a bilateral symmetry manner, the other end of each blocking spring is fixedly connected with the blocking pedal, the blocking springs can be extruded to enable the pressure sensors to generate data when the blocking pedal moves downwards, a warning motion cavity is arranged on the right side of the blocking motion cavity, a pressure sensor is fixedly arranged at the bottom of the warning motion cavity, return springs are elastically arranged on the pressure sensor in a bilateral symmetry manner, the other ends of the return springs are fixedly connected with the warning pedal, and the return springs can generate extrusion force on the pressure sensor when the warning pedal is pedaled, the transmission cavity is internally and rotatably provided with a meshing shaft, the meshing shaft is positioned on the left side of the power shaft, a meshing gear is fixedly arranged on the meshing shaft, the meshing gear is in meshing transmission with the power gear, a meshing hinge is fixedly arranged on the rear side of the meshing gear, the meshing hinge is positioned outside the transmission cavity, a rotating support plate is fixedly arranged on the meshing hinge, the rotating support plate can rotate along the meshing hinge, the rotating support plate is provided with bilaterally symmetrical drilling cavities, the tops of the drilling cavities are respectively and fixedly provided with a drilling motor, drilling shafts are respectively and rotatably arranged below the drilling motors, percussion drill bits are respectively and fixedly arranged on the drilling shafts, the percussion bits can extend to the outside of the drilling cavities to drill and fix the ground, the left side of the rotating support plate is provided with a rotatable rotating hinge, and a rotating shaft is fixedly arranged in the rotating hinge, the rotary shaft can drive the rotary hinge to rotate, a support telescopic rod is fixedly arranged on the rotary hinge and can rotate along the rotary hinge, an induction starter is fixedly arranged at the top end of the support telescopic rod, a storage pipe is fixedly arranged on the induction starter, a storage cavity is arranged in the storage pipe, an air pump is fixedly arranged at the bottom of the storage cavity and is provided with an air bag, the air pump can blow air to the air bag so that the air bag can extend to the outside of the storage cavity, a hollow laminating soft block is fixedly connected to the storage pipe, a discharge port is arranged in the laminating soft block and is communicated with the storage cavity, so that the air bag can extend to the outside of the discharge port after being expanded, two sides of the laminating soft block are connected with the induction starter through symmetrical support extrusion springs, and symmetrical blocking blocks are fixedly arranged on the front side and the back side of the guard rail, the blocking blocks are internally provided with telescopic rod cavities, and blocking telescopic rods are fixedly arranged in the telescopic rod cavities.
Furthermore, the meshing shaft is in transmission connection with the rotating shaft through a rotating belt, so that the meshing shaft drives the rotating support plate to rotate and can drive the support telescopic rod to rotate and fold, and the meshing shaft is in transmission connection with the linkage shaft through a linkage belt, so that the rotating support plate contracts and the assembled protective guard also contracts.
Furthermore, the power shaft is in transmission connection with the transmission shaft through a transmission belt, and the contraction power gear is in meshing transmission with the contraction meshing gear, so that the motor can drive the assembly protective guard, the supporting telescopic rod, the rotating supporting plate and the rotating pedal to contract and rotate at the same time, and the contraction efficiency is higher.
Further, the response initiator with air pump electric connection the response initiator receives support extrusion spring during the extrusion of laminating soft lump, the air pump starts right the gasbag is aerifyd, makes the gasbag can extend to the discharge port outside is right laminating soft lump wraps up the buffering, prevents the destruction to this device.
Furthermore, the warning pedal is electrically connected with the warning lamp, and the blocking pedal is electrically connected with the blocking telescopic rod, so that a person who treads the blocking pedal and the warning pedal has double prompts, and the pedestrian is prevented from being injured.
The invention has the beneficial effects that: the invention is an assembled protective guard, the user only needs to place the invention outside the area needing protection, the invention can automatically start to extend and unfold, then the invention can fix by oneself, the invention can fold and withdraw by oneself while disassembling, thus greatly save the time of the user, reduce the manpower consumption, enable the construction area to carry on the construction faster, and the invention has buffer gear, can reduce the vehicle of mistake collision and damage to the invention, and the invention also has warning device and arresting gear, can prevent the pedestrian from colliding and damaging with the protective guard because of the inattention, has increased the protection to the pedestrian, the invention has realized the process automation at the same time, has greatly raised the treatment efficiency, has saved the labour force.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic representation of the invention after total collapse.
Fig. 3 is a schematic view of the structure a-a in fig. 1.
Fig. 4 is an enlarged schematic view of B in fig. 1.
Fig. 5 is an enlarged schematic view of C in fig. 2.
Fig. 6 is an enlarged schematic view of D in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The multifunctional building engineering protective fence described in conjunction with fig. 1-6 comprises a protective fence 10 and a warning light 11 disposed in the protective fence 10, wherein the warning light 11 is used for warning pedestrians, a rotatable linkage hinge 60 is disposed above the protective fence 10, a linkage shaft 59 is fixedly disposed in the linkage hinge 60, the linkage shaft 59 can rotate together with the linkage hinge 60, an assembled protective fence 12 is fixedly disposed above the linkage hinge 60, the assembled protective fence 12 can rotate along the linkage hinge 60, a transmission cavity 27 is disposed in the protective fence 10, a power motor 31 is fixedly disposed at the bottom of the transmission cavity 27, a power shaft 32 is rotatably disposed on the power motor 31, a power gear 33 is fixedly disposed on the power shaft 32, a transmission shaft 28 is rotatably disposed in the transmission cavity 27, and the transmission shaft 28 is disposed above the right side of the power shaft 32, the transmission shaft 28 is fixedly provided with a transmission hinge 29, the transmission hinge 29 extends to the outside of the transmission cavity 27, the transmission hinge 29 is fixedly provided with a rotation pedal 23, the rotation pedal 23 can rotate along the transmission hinge 29, the left side of the rotation pedal 23 is provided with a blocking motion cavity 16, the bottom of the blocking motion cavity 16 is fixedly provided with a pressure sensor 18, the pressure sensor 18 is provided with blocking springs 17 in a bilateral symmetry manner, the other end of the blocking spring 17 is fixedly connected with the blocking pedal 15, the blocking springs 17 can be pressed to enable the pressure sensor 18 to generate data when the blocking pedal 15 moves downwards, the right side of the blocking motion cavity 16 is provided with a warning motion cavity 22, the bottom of the warning motion cavity 22 is fixedly provided with a pressure sensor 21, the pressure sensor 21 is elastically provided with a bilateral symmetry return spring 20, the other end of the return spring 20 is fixedly connected with the warning pedal 19, so that when the warning pedal 19 is stepped, the return spring 20 can generate extrusion force on the pressure sensor 21, the transmission cavity 27 is rotatably provided with a meshing shaft 34, the meshing shaft 34 is positioned on the left side of the power shaft 32, the meshing shaft 34 is fixedly provided with a meshing gear 35, the meshing gear 35 is in meshing transmission with the power gear 33, the rear side of the meshing gear 35 is fixedly provided with a meshing hinge 36, the meshing hinge 36 is positioned outside the transmission cavity 27, the meshing hinge 36 is fixedly provided with a rotating support plate 13, the rotating support plate 13 can rotate along the meshing hinge 36, the rotating support plate 13 is provided with bilaterally symmetrical drilling cavities 39, drilling motors 40 are fixedly arranged at the tops of the drilling cavities 39, and drilling shafts 41 are rotatably arranged below the drilling motors 40, the drilling shafts 41 are all fixedly provided with impact drill bits 42, the impact drill bits 42 can extend to the outside of the drilling hole cavity 39 to drill holes on the ground and are fixed, the left side of the rotating support plate 13 is provided with a rotatable rotating hinge 58, a rotating shaft 57 is fixedly arranged in the rotating hinge 58, the rotating hinge 58 can be driven by the rotating shaft 57 to rotate, the rotating hinge 58 is fixedly provided with a support telescopic rod 14, the support telescopic rod 14 can rotate along the rotating hinge 58, the top end of the support telescopic rod 14 is fixedly provided with an induction starter 43, the induction starter 43 is fixedly provided with a storage pipe 45, a storage cavity 46 is arranged in the storage pipe 45, the bottom of the storage cavity 46 is fixedly provided with an air pump 44, the air pump 44 is provided with an air bag 47, and the air pump 44 can blow air to the air bag 47 so that the air bag 47 can extend to the outside of the storage cavity 46, the storage tube 45 is fixedly connected with a hollow attaching soft block 49, a discharge port 50 is arranged in the attaching soft block 49, the discharge port 50 is communicated with the storage cavity 46, so that the air bag 47 can extend to the outside of the discharge port 50 after being expanded, two sides of the attaching soft block 49 are connected with the induction starter 43 through symmetrical supporting extrusion springs 48, two symmetrical stopping blocks 24 are fixedly arranged on the front side and the rear side of the protective guard 10, telescopic rod cavities 25 are arranged in the stopping blocks 24, and stopping telescopic rods 26 are fixedly arranged in the telescopic rod cavities 25.
Advantageously, the engaging shaft 34 is in transmission connection with the rotating shaft 57 through a rotating belt 38, so that the engaging shaft 34 drives the rotating support plate 13 to rotate and also drives the telescopic support rod 14 to rotate and fold, and the engaging shaft 34 is in transmission connection with the linkage shaft 59 through a linkage belt 37, so that when the rotating support plate 13 contracts, the assembled protective guard 12 also contracts.
Advantageously, the power shaft 32 is in transmission connection with the transmission shaft 28 through the transmission belt 30, and the retraction power gear 33 is in engagement transmission with the retraction engagement gear 35, so that a motor simultaneously drives the retraction rotation of the assembly guard rail 12, the support telescopic rod 14, the rotation support plate 13 and the rotation pedal 23, and the retraction efficiency is higher.
Advantageously, the induction actuator 43 is electrically connected to the air pump 44, and when the induction actuator 43 is pressed by the supporting pressing spring 48 and the attaching soft block 49, the air pump 44 starts to inflate the air bag 47, so that the air bag 47 can extend to the outside of the discharging port 50 to wrap and cushion the attaching soft block 49, and damage to the device is prevented.
Beneficially, the warning pedal 19 is electrically connected to the warning light 11, and the stopping pedal 15 is electrically connected to the stopping telescopic rod 26, so that a person who steps on the stopping pedal 15 and the warning pedal 19 has double prompts, and injury to a walker is prevented.
Sequence of mechanical actions of the whole device: in the initial state, the assembled guard rail 12 rotates clockwise along the linkage hinge 60 to be vertical to be attached to the guard rail 10, the support telescopic rod 14 contracts to be in the shortest state, the support telescopic rod 14 rotates clockwise along the rotation hinge 58 to be attached to the rotation support plate 13, the rotation support plate 13 rotates clockwise along the meshing hinge 36 to be in the vertical state, the rotation pedal 23 rotates anticlockwise along the transmission hinge 29 to be in the vertical state, the blocking spring 17 and the return spring 20 are in the natural extension state, so that the whole device is in the contraction state, the occupied space is small, when the device is required to be used, the guard rail 10 is vertically placed on the ground, the power motor 31 starts to drive the power shaft 32 and the power gear 33 to rotate clockwise, the power shaft 32 drives the transmission shaft 28 and the transmission hinge 29 to rotate clockwise through the transmission belt 30, the transmission hinge 29 drives the rotation pedal 23 to rotate ninety degrees clockwise, the power gear 33 rotates clockwise to drive the meshed meshing gear 35 to rotate anticlockwise, so that the meshing shaft 34 and the meshed hinge 36 also rotate anticlockwise, the meshed hinge 36 drives the rotating support plate 13 to rotate ninety degrees anticlockwise, due to different sizes of the shafts, the meshing shaft 34 drives the rotating shaft 57 to rotate forty-five degrees anticlockwise through the rotating belt 38, the meshing shaft 34 simultaneously drives the linkage shaft 59 to rotate one hundred eighty degrees anticlockwise through the linkage belt 37, the rotating shaft 57 drives the rotating hinge 58 and the support telescopic rod 14 to rotate anticlockwise, the linkage shaft 59 drives the linkage hinge 60 and the assembled protective guard 12 to rotate anticlockwise, the whole device is stretched into a required protective guard state under one driving source, at the moment, the two drilling motors 40 are started simultaneously to drive the drilling shaft 41 and the impact drill 42 to rotate in an extending mode, and the impact drill 42 is positioned in the ground, so that the rotary supporting plate 13 is fixed, the supporting telescopic rod 14 extends to enable the joint soft block 49 to abut against the protective guard 10 to be in a supporting state, the rotary pedal 23 and the whole body on the rotary pedal 23 are in a natural state, when a walker does not concentratedly pedal the warning pedal 19, the reset spring 20 extrudes the pressure sensor 21, the pressure sensor 21 drives the warning lamp 11 to start to light up the lamp to warn the walker, the pressure sensor 21 drives the warning lamp 11 to warn the walker, when the walker descends and does not see the head, the walker continues to step on the blocking pedal 15, the blocking pedal 15 is prevented from extruding the blocking spring 17 to generate force on the pressure sensor 18, the pressure sensor 18 drives the front and rear blocking telescopic rods 26 to extend to physically block the walker, collision damage of the walker with the protective guard 10 and the assembled protective guard 12 is prevented, when a vehicle collides against the protective guard 10, the joint soft block 49 generates impact force to extrude the supporting extruding spring 48, the supporting extruding spring 48 extrudes, response starter 43 makes air pump 44 start, air pump 44 starts to aerify gasbag 47 fast, make gasbag 47 expand rapidly through storing chamber 46, discharge port 50 to outside, gasbag 47 can cushion impact force and support telescopic link 14, laminating soft piece 49 protects, prevent to strike destruction, after the construction here is accomplished, two drilling motor 40 reversals, make drilling shaft 41, percussion bit 42 retract inside drilling chamber 39, thereby no longer fix rotating support plate 13, power motor 31 reverses, make to rotate pedal 23, rotating support plate 13, support telescopic link 14, equipment rail guard 12 rotates back the original department and contracts, thereby convenient transport and installation.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a multi-functional building engineering rail guard, includes the rail guard and sets up in the warning light in the rail guard, its characterized in that: the warning lamp is used for warning pedestrians, a rotatable linkage hinge is arranged above the protective guard, a linkage shaft is fixedly arranged in the linkage hinge and can rotate along with the linkage hinge, an assembly protective guard is fixedly arranged above the linkage hinge and can rotate along the linkage hinge, a transmission cavity is arranged in the protective guard, a power motor is fixedly arranged at the bottom of the transmission cavity, a power shaft is rotatably arranged on the power motor, a power gear is fixedly arranged on the power shaft, a transmission shaft is rotatably arranged in the transmission cavity and is positioned above the right side of the power shaft, a transmission hinge is fixedly arranged on the transmission shaft and extends to the outside of the transmission cavity, a rotating pedal is fixedly arranged on the transmission hinge and can rotate along the transmission hinge, a blocking motion cavity is arranged on the left side of the rotating pedal, a pressure sensor is fixedly arranged at the bottom of the blocking motion cavity, blocking springs are arranged on the pressure sensor in a bilaterally symmetrical mode, the other end of each blocking spring is fixedly connected with the blocking pedal, the blocking springs can be extruded to enable the pressure sensor to generate data when the blocking pedal moves downwards, a warning motion cavity is arranged on the right side of the blocking motion cavity, a pressure sensor is fixedly arranged at the bottom of the warning motion cavity, return springs are arranged on the pressure sensor in a bilaterally symmetrical mode in an elastic mode, the other ends of the return springs are fixedly connected with the warning pedal, the return springs can generate extrusion force on the pressure sensor when the warning pedal is stepped, an engaging shaft is rotatably arranged in the transmission cavity and is located on the left side of the power shaft, and an engaging gear is fixedly arranged on the engaging shaft, the meshing gear is in meshing transmission with the power gear, a meshing hinge is fixedly arranged at the rear side of the meshing gear and is positioned outside the transmission cavity, a rotating support plate is fixedly arranged on the meshing hinge and can rotate along the meshing hinge, drilling cavities which are bilaterally symmetrical are arranged on the rotating support plate, drilling motors are fixedly arranged at the tops of the drilling cavities, drilling shafts are rotatably arranged below the drilling motors, percussion drill bits are fixedly arranged on the drilling shafts and can extend to the outside of the drilling cavities to drill the ground and be fixed, a rotating hinge capable of rotating is arranged at the left side of the rotating support plate, a rotating shaft is fixedly arranged in the rotating hinge and can drive the rotating hinge to rotate, a supporting telescopic rod is fixedly arranged on the rotating hinge and can rotate along the rotating hinge, the utility model discloses a flexible safety guard, including support telescopic rod, air pump, fixed storage tube, the storage tube is equipped with and stores the chamber, store the fixed air pump that is equipped with in chamber bottom, be equipped with the gasbag on the air pump, the air pump can be right the gasbag is bloated to make the gasbag can extend to store the chamber outside, store and release the hollow laminating soft block of fixedly connected with on the pipe, be equipped with the discharge port in the laminating soft block, the discharge port with store the chamber intercommunication, so can extend to after the gasbag is bloated the discharge port outside, laminating soft block both sides with support extrusion spring coupling through the symmetry between the response starter, the fixed block that is equipped with the symmetry in both sides around the rail guard, all be equipped with the telescopic rod chamber in the block, the telescopic rod intracavity is all fixed to be equipped with and.
2. A multifunctional construction engineering guard rail according to claim 1, characterized in that: the meshing shaft is in transmission connection with the rotating shaft through a rotating belt, so that the meshing shaft drives the rotating support plate to rotate and also drives the support telescopic rod to rotate and fold, and the meshing shaft is in transmission connection with the linkage shaft through a linkage belt, so that the rotating support plate contracts and the assembled protective guard also contracts simultaneously.
3. A multifunctional construction engineering guard rail according to claim 1, characterized in that: the power shaft is in transmission connection with the transmission shaft through a transmission belt, and the contraction power gear is in meshing transmission with the contraction meshing gear, so that a motor can drive the assembly protective guard, the support telescopic rod, the rotation support plate and the rotation pedal to contract and rotate simultaneously, and the contraction efficiency is higher.
4. A multifunctional construction engineering guard rail according to claim 1, characterized in that: the response starter with air pump electric connection the response starter receives support extrusion spring during the extrusion of laminating soft lump, the air pump starts right the gasbag is aerifyd, makes the gasbag can extend to the discharge port outside is right laminating soft lump wraps up the buffering, prevents the destruction to this device.
5. A multifunctional construction engineering guard rail according to claim 1, characterized in that: the warning pedal is electrically connected with the warning lamp, and the blocking pedal is electrically connected with the blocking telescopic rod, so that a person who treads the blocking pedal and the warning pedal has double prompts, and the pedestrian is prevented from being injured.
CN202110019836.6A 2021-01-07 2021-01-07 Multi-functional building engineering rail guard Withdrawn CN112664048A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110019836.6A CN112664048A (en) 2021-01-07 2021-01-07 Multi-functional building engineering rail guard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110019836.6A CN112664048A (en) 2021-01-07 2021-01-07 Multi-functional building engineering rail guard

Publications (1)

Publication Number Publication Date
CN112664048A true CN112664048A (en) 2021-04-16

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ID=75413493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110019836.6A Withdrawn CN112664048A (en) 2021-01-07 2021-01-07 Multi-functional building engineering rail guard

Country Status (1)

Country Link
CN (1) CN112664048A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113593098A (en) * 2021-07-05 2021-11-02 中保恒杰保安服务集团有限公司 Based on security intelligence is taken precautions against with district entrance guard device
CN114278151A (en) * 2021-12-27 2022-04-05 山西路桥第八工程有限公司 Constructor operation emergency protection device for highway road construction

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205617917U (en) * 2016-04-11 2016-10-05 中航建设集团有限公司 Construction scene falls to make an uproar encloses fender
CN206815974U (en) * 2017-06-17 2017-12-29 中铁十二局集团第二工程有限公司 A kind of multipurpose construction protection column for being easy to peace to tear open
CN211818646U (en) * 2020-03-30 2020-10-30 黄皓 Safety device is used in building engineering construction
CN212002640U (en) * 2019-11-28 2020-11-24 广东电网有限责任公司 Safety fence of high-voltage power equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205617917U (en) * 2016-04-11 2016-10-05 中航建设集团有限公司 Construction scene falls to make an uproar encloses fender
CN206815974U (en) * 2017-06-17 2017-12-29 中铁十二局集团第二工程有限公司 A kind of multipurpose construction protection column for being easy to peace to tear open
CN212002640U (en) * 2019-11-28 2020-11-24 广东电网有限责任公司 Safety fence of high-voltage power equipment
CN211818646U (en) * 2020-03-30 2020-10-30 黄皓 Safety device is used in building engineering construction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113593098A (en) * 2021-07-05 2021-11-02 中保恒杰保安服务集团有限公司 Based on security intelligence is taken precautions against with district entrance guard device
CN114278151A (en) * 2021-12-27 2022-04-05 山西路桥第八工程有限公司 Constructor operation emergency protection device for highway road construction

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Application publication date: 20210416