CN111502402B - Rail guard is used in construction in room - Google Patents
Rail guard is used in construction in room Download PDFInfo
- Publication number
- CN111502402B CN111502402B CN202010366443.8A CN202010366443A CN111502402B CN 111502402 B CN111502402 B CN 111502402B CN 202010366443 A CN202010366443 A CN 202010366443A CN 111502402 B CN111502402 B CN 111502402B
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- China
- Prior art keywords
- guardrail body
- groove
- shaped
- guardrail
- mounting
- 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.)
- Expired - Fee Related
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-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright 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
- E01F9/608—Upright 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 for guiding, warning or controlling traffic, e.g. delineator posts or milestones
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a protective guard for building construction, which relates to the technical field of building construction protective guards and comprises a protective guard body, wherein the protective guard body comprises a first protective guard body and a second protective guard body which are both in U-shaped design, one U-shaped side wall of the first protective guard body is inserted into a U-shaped notch of the second protective guard body in a sliding manner, one U-shaped side wall of the second protective guard body is inserted into the U-shaped notch of the first protective guard body in a sliding manner, a mounting hole is formed in the U-shaped notch of the first protective guard body, and a mounting column is arranged at the U-shaped notch of the second protective guard body; during installation, the mounting column is inserted in the mounting hole, the two U-shaped notches of the first guardrail body and the second guardrail body are mutually closed to form a mounting cavity, and a protective net is installed in the mounting cavity. The invention has the effects of facilitating transportation and shipment, reducing transportation space, saving manpower and material resources during transportation and improving construction efficiency.
Description
Technical Field
The invention relates to the technical field of building construction guardrails, in particular to a guardrail for building construction.
Background
In recent years, the step of urbanization construction is accelerated continuously, and houses and roads are built and constructed in various towns and towns, so that the requirement of equipment for house construction is greatly improved, the guard rail is one of indispensable tools for house construction, vehicles and people coming and going can be well isolated, the safety of construction environment is ensured, and the safety of vehicle running and people walking can be ensured.
The length that the rail guard was laid in construction is built to room among the prior art is longer, therefore when transporting because the length of building construction rail guard is built to single room can not adjust for the transportation space that the rail guard occupied is built to room is great, thereby increases the transportation volume of building construction rail guard, makes the number of times that can increase the transportation when laying, causes the waste of manpower and material resources, prolongs the time of construction.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the protective fence for building construction, which has the effects of facilitating transportation and loading, reducing transportation space, saving manpower and material resources during transportation and improving construction efficiency.
The above object of the present invention is achieved by the following technical solutions:
a protective guard for building construction comprises a protective guard body, wherein the protective guard body comprises a first protective guard body and a second protective guard body which are both in U-shaped design, one U-shaped side wall of the first protective guard body is inserted into a U-shaped notch of the second protective guard body in a sliding mode, one U-shaped side wall of the second protective guard body is inserted into the U-shaped notch of the first protective guard body in a sliding mode, a mounting hole is formed in the U-shaped notch of the first protective guard body, and a mounting column is arranged at the U-shaped notch of the second protective guard body; during installation the installation post plug-in the mounting hole, and the mutual closure of two U type notches of the first guardrail body and the second guardrail body and formation installation cavity install the protection network in the installation cavity.
The invention is further configured to: the utility model discloses a guardrail structure, including first guardrail body, mounting hole, mounting post, first constant head tank, second constant head tank, first guardrail body's two U type lateral walls all seted up first constant head tank along its axis direction on two U type lateral walls of the first guardrail body arrange in the U type notch department of the first guardrail body and be located two U type lateral walls of the first guardrail body equidirectional, the mounting hole set up in the groove top of first constant head tank two U type lateral walls of the second guardrail body all seted up the second constant head tank along its axis direction, two the second constant head tank is arranged in the U type notch department of the second guardrail body and is located two U type lateral walls of the second guardrail body equidirectional, the mounting post is set up in the groove top of second constant head tank, during the installation first constant head tank gomphosis in the second constant head tank, and two U type lateral walls of the first guardrail body and two U type lateral.
The invention is further configured to: a horizontal sliding groove is formed in the U-shaped side wall of the first guardrail body, one tail end of the horizontal sliding groove is communicated with the mounting hole, and the mounting column is arranged in the horizontal sliding groove in a sliding mode.
The invention is further configured to: the mounting holes are formed in the two U-shaped side walls of the first guardrail body, and the mounting columns in one-to-one correspondence to the mounting holes are mounted on the two U-shaped side walls of the first guardrail body.
The invention is further configured to: horizontal support plate is installed to the U type lateral wall inboard of the first guardrail body the gyro wheel is installed in the U type lateral wall outside of the second guardrail body, works as a U type lateral wall of the second guardrail body slide in when the U type notch of the first guardrail body, the gyro wheel is located roll on the horizontal support plate.
The invention is further configured to: the bottom end of the outer side wall of the first guardrail body is provided with a mounting groove, the bottom end of the mounting groove is hinged with a support plate, and a support piece is hinged between the support plate and the first guardrail body.
The invention is further configured to: the supporting piece comprises a first supporting rod and a second supporting rod, one end of the first supporting rod is hinged to the supporting plate, one end of the second supporting rod is hinged to the bottom of the mounting groove, when the supporting plate is unfolded, the other end of the first supporting rod is connected with the other end of the second supporting rod, and the first supporting rod, the second supporting rod, the supporting plate and the first guardrail body are arranged in a triangular mode.
The invention is further configured to: the end face of the support plate is provided with a first placing groove, the bottom of the mounting groove is provided with a second placing groove, the first support rod is hinged in the first placing groove, and the second support rod is hinged in the second placing groove.
The invention is further configured to: the outer side wall of the U-shaped groove bottom of the first guardrail body is provided with a connecting groove along the axis, the outer side wall of the U-shaped groove bottom of the second guardrail body is provided with a connecting column along the axis, and the adjacent guardrail bodies are embedded in the connecting grooves through the connecting columns and are mutually connected.
The invention is further configured to: and a warning board is arranged on the first guardrail body, the second guardrail body or the protective net.
In conclusion, the beneficial technical effects of the invention are as follows: the second guardrail body is pulled out of the first guardrail body, so that the mounting column slides in the horizontal sliding groove, the roller wheels roll on the horizontal supporting plate, and the aim of expanding the space between the first guardrail body and the second guardrail body is facilitated; continuously pulling out the second guardrail body from the first guardrail body until the mounting post and the mounting hole are coaxial, then pushing the second guardrail body towards the side wall direction of the first guardrail body to enable the mounting post to be inserted into the mounting hole, and enabling the first positioning groove to be embedded into the second positioning groove to realize the expansion of the second guardrail body from the first guardrail body; at the moment, the two U-shaped side walls of the first guardrail body and the two U-shaped side walls of the second guardrail body are arranged in parallel, the two U-shaped notches are mutually closed to form an installation cavity, and the protective net is installed in the installation cavity to achieve the purpose of unfolding and installing the protective guard body; finally, the support plate of the first guardrail body in the mounting groove is turned over, the support plate and the first guardrail body are supported through the support piece, the first support rod, the second support rod, the support plate and the first guardrail body are arranged in a triangular shape, the support plate supports the guardrail bodies, and the adjacent guardrail bodies are embedded in the connecting groove through the connecting column to realize mutual fixed connection; through dividing into first guardrail body, second guardrail body, protection network with the rail guard body, make up when the installation, have and be convenient for carry the shipment, reduce the transportation space, manpower and material resources when sparingly transporting improve the effect of efficiency of construction.
Drawings
FIG. 1 is a state diagram of a guard rail for building construction when assembled;
FIG. 2 is a state diagram of a guard rail for house construction in a folding type;
fig. 3 is a schematic structural view of a second guard rail body in the guard rail for building construction;
FIG. 4 is a schematic view of the first guardrail body oriented toward the horizontal support plate;
FIG. 5 is a schematic view of the first guardrail body in the direction of the support plate;
fig. 6 is an enlarged view at a in fig. 5.
In the figure, 1, a guard rail body; 11. a first guardrail body; 110. connecting grooves; 111. mounting holes; 112. A horizontal chute; 113. a first positioning groove; 114. a horizontal support plate; 115. mounting grooves; 116. a second placing groove; 12. a second guardrail body; 120. connecting columns; 121. mounting a column; 122. a second positioning groove; 123. a roller; 13. a protective net; 14. a warning board; 2. a support plate; 21. a first placing groove; 3. a support member; 31. a first stay bar; 32. a second stay bar; 4. and (7) installing a cavity.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The invention discloses a protective guard for building construction, which is shown in figure 1 and comprises a plurality of protective guard bodies 1 which are spliced with one another, wherein each protective guard body 1 is formed by combining a protective net 13, a first protective guard body 11 and a second protective guard body 12 which are both in U-shaped design; a warning panel 14 is provided on the first or second fence body 11, 12 or the protection net 13.
Referring to fig. 1 and 2, a connecting groove 110 is formed on an outer side wall of a U-shaped groove bottom of the first guardrail body 11 along an axis thereof, a connecting column 120 is installed on an outer side wall of a U-shaped groove bottom of the second guardrail body 12 along an axis thereof, and adjacent guardrail bodies 1 are embedded in the connecting groove 110 through the connecting column 120 to realize a mutual fixed connection effect.
Referring to fig. 2 to 4, a U-shaped sidewall of the first guardrail body 11 is slidably inserted into the U-shaped notch of the second guardrail body 12, and a U-shaped sidewall of the second guardrail body 12 is slidably inserted into the U-shaped notch of the first guardrail body 11; mounting holes 111 are formed in the two U-shaped side walls of the first guardrail body 11, the mounting holes 111 are formed in the U-shaped notch of the first guardrail body 11, horizontal sliding grooves 112 are formed in the two U-shaped side walls of the first guardrail body 11, and one tail ends of the horizontal sliding grooves 112 are communicated with the mounting holes 111; mounting columns 121 are arranged at the U-shaped notches of the second guardrail body 12, the mounting columns 121 are arranged in one-to-one correspondence with the mounting holes 111, and the mounting columns 121 are arranged in the horizontal sliding groove 112 in a sliding manner; when the installation is carried out, the installation column 121 is slid into the tail end of the horizontal sliding groove 112 and inserted into the installation hole 111; meanwhile, the two U-shaped notches of the first guardrail body 11 and the second guardrail body 12 are closed to form the installation cavity 4, and the protective net 13 is installed in the installation cavity 4.
Referring to fig. 2 to 4, in order to facilitate the installation of the protection net 13 in the installation cavity 4, first positioning grooves 113 are formed in both the two U-shaped side walls of the first guardrail body 11 along the axial direction thereof, the two first positioning grooves 113 are arranged at the U-shaped notch of the first guardrail body 11 and are located in the same direction of the two U-shaped side walls of the first guardrail body 11, and the installation hole 111 is formed at the top of the first positioning groove 113; the two U-shaped side walls of the second guardrail body 12 are both provided with second positioning grooves 122 along the axial direction thereof, the two second positioning grooves 122 are arranged at the U-shaped notch of the second guardrail body 12 and are positioned on the same direction of the two U-shaped side walls of the second guardrail body 12, and the mounting column 121 is arranged at the top of the second positioning groove 122; when the mounting post 121 is inserted into the mounting hole 111, the first positioning groove 113 is embedded into the second positioning groove 122, and the two U-shaped side walls of the first guardrail body 11 and the two U-shaped side walls of the second guardrail body 12 are arranged in parallel and level, so that the purpose that the protection net 13 is mounted in the mounting cavity 4 is achieved.
Referring to fig. 2 to 4, in order to facilitate the operation when the second guardrail body 12 and the first guardrail body 11 are displaced from each other, a horizontal support plate 114 is installed at the inner side of the U-shaped side wall of the first guardrail body 11, and a roller 123 is installed at the outer side of the U-shaped side wall of the second guardrail body 12; when a U-shaped sidewall of the second fence body 12 slides in the U-shaped notch of the first fence body 11, the roller 123 rolls on the horizontal supporting plate 114.
Referring to fig. 5 to 6, in order to improve the supporting stability of the guard rail body 1, an installation groove 115 is formed at the bottom end of the outer side wall of the first guard rail body 11, a support plate 2 is hinged to the bottom end of the installation groove 115, a support member 3 is hinged between the support plate 2 and the first guard rail body 11, and the support member 3, the support plate 2 and the first guard rail body 11 are arranged in a triangular shape.
With reference to fig. 5 to 6, the support 3 comprises a first brace 31 with one end hinged to the plate 2 and a second brace 32 with one end hinged to the bottom of the mounting groove 115; when the support plate 2 is unfolded, the other end of the first stay bar 31 is connected with the other end of the second stay bar 32, and the first stay bar 31, the second stay bar 32, the support plate 2 and the first guardrail body 11 are arranged in a triangular shape.
Referring to fig. 5 to 6, in order to facilitate the support plate 2, the first support rod 31 and the second support rod 32 to be accommodated, a first placing groove 21 is formed in the end surface of the support plate 2, a second placing groove 116 is formed in the bottom of the mounting groove 115, the first support rod 31 is hinged in the first placing groove 21, and the second support rod 32 is hinged in the second placing groove 116; in the initial state, the first stay 31 is accommodated in the first accommodating groove 21, the second stay 32 is accommodated in the second accommodating groove 116, and the stay 2 is mounted in the mounting groove 115 in a closed state.
The implementation principle of the embodiment is as follows: when in use, the second guardrail body 12 is pulled out of the first guardrail body 11, so that the mounting column 121 slides in the horizontal sliding groove 112, and the roller 123 rolls on the horizontal supporting plate 114, thereby facilitating the purpose of unfolding between the first guardrail body 11 and the second guardrail body 12; continuously pulling out the second guardrail body 12 from the first guardrail body 11 until the mounting post 121 and the mounting hole 111 are coaxial, then pushing the second guardrail body 12 towards the side wall direction of the first guardrail body to ensure that the mounting post 121 is inserted into the mounting hole 111, and the first positioning groove 113 is embedded into the second positioning groove 122 to realize the expansion of the second guardrail body 12 from the first guardrail body 11; at this time, the two U-shaped side walls of the first guardrail body 11 and the two U-shaped side walls of the second guardrail body 12 are arranged in parallel, the two U-shaped notches are mutually closed to form an installation cavity 4, and the protective net 13 is installed in the installation cavity 4, so that the purpose of unfolding and installing the protective guardrail body 1 is achieved; finally, the support plate 2 of the first guardrail body 11 in the mounting groove 115 is turned over, the support member 3 supports the support plate 2 and the first guardrail body 11, so that the first support rod 31, the second support rod 32, the support plate 2 and the first guardrail body 11 are arranged in a triangular shape, the support plate 2 supports the guardrail body 1, and the adjacent guardrail bodies 1 are embedded in the connecting groove 110 through the connecting column 120 to realize mutual fixed connection; through dividing into first guardrail body 11, the second guardrail body 12, protection network 13 with rail guard body 1, make up when the installation, have and be convenient for carry the shipment, reduce the transportation space, manpower and material resources when sparingly transporting improve the effect of efficiency of construction.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a rail guard is used in construction in room, includes rail guard body (1), its characterized in that: the guardrail comprises a guardrail body (1) and a guardrail body (12), wherein the guardrail body comprises a first guardrail body (11) and a second guardrail body (12) which are both in U-shaped design, one U-shaped side wall of the first guardrail body (11) is inserted into a U-shaped notch of the second guardrail body (12) in a sliding mode, one U-shaped side wall of the second guardrail body (12) is inserted into the U-shaped notch of the first guardrail body (11) in a sliding mode, a mounting hole (111) is formed in the U-shaped notch of the first guardrail body (11), and a mounting column (121) is arranged at the U-shaped notch of the second guardrail body (12); when the guardrail is installed, the installation column (121) is inserted into the installation hole (111), the two U-shaped notches of the first guardrail body (11) and the second guardrail body (12) are mutually closed to form an installation cavity (4), and a protective net (13) is installed in the installation cavity (4); the two U-shaped side walls of the first guardrail body (11) are provided with first positioning grooves (113) along the axis direction, the two first positioning grooves (113) are arranged at the U-shaped groove opening of the first guardrail body (11) and are positioned on the two U-shaped side walls of the first guardrail body (11) in the same direction, the mounting hole (111) is formed in the groove top of the first positioning groove (113), the two U-shaped side walls of the second guardrail body (12) are provided with second positioning grooves (122) along the axis direction, the two second positioning grooves (122) are arranged at the U-shaped groove opening of the second guardrail body (12) and are positioned on the two U-shaped side walls of the second guardrail body (12) in the same direction, the mounting column (121) is arranged at the groove top of the second positioning groove (122), the first positioning grooves (113) are embedded in the second positioning grooves (122) during mounting, and the two U-shaped side walls of the first guardrail body (11) are parallel and level with the two U-shaped side walls of the second guardrail body (12) and are distributed on the same direction And (4) placing.
2. The guard rail for house construction according to claim 1, wherein: a horizontal sliding groove (112) is formed in the U-shaped side wall of the first guardrail body (11), one tail end of the horizontal sliding groove (112) is communicated with the mounting hole (111), and the mounting column (121) is arranged in the horizontal sliding groove (112) in a sliding mode.
3. The guard rail for house construction according to claim 1 or 2, wherein: the mounting holes (111) are formed in the two U-shaped side walls of the first guardrail body (11), and the mounting columns (121) corresponding to the mounting holes (111) in a one-to-one mode are mounted on the two U-shaped side walls of the first guardrail body (11).
4. The guard rail for house construction according to claim 1, wherein: horizontal support plate (114) are installed to the U type lateral wall inboard of first guardrail body (11) gyro wheel (123) are installed to the U type lateral wall outside of second guardrail body (12), work as a U type lateral wall of second guardrail body (12) slide in when the U type notch of first guardrail body (11), gyro wheel (123) are located roll on horizontal support plate (114).
5. The guard rail for house construction according to claim 1, wherein: the bottom end of the outer side wall of the first guardrail body (11) is provided with a mounting groove (115), the bottom end of the mounting groove (115) is hinged with the support plate (2), and a support piece (3) is hinged between the support plate (2) and the first guardrail body (11).
6. The guard rail for house construction according to claim 5, wherein: the supporting piece (3) comprises a first support rod (31) with one end hinged to the support plate (2) and a second support rod (32) with one end hinged to the bottom of the mounting groove (115), when the support plate (2) is unfolded, the other end of the first support rod (31) is connected with the other end of the second support rod (32), and the first support rod (31), the second support rod (32), the support plate (2) and the first guardrail body (11) are arranged in a triangular mode.
7. The guard rail for house construction according to claim 6, wherein: the end face of the support plate (2) is provided with a first placing groove (21), the bottom of the mounting groove (115) is provided with a second placing groove (116), the first support rod (31) is hinged in the first placing groove (21), and the second support rod (32) is hinged in the second placing groove (116).
8. The guard rail for house construction according to claim 1, wherein: the guardrail comprises a guardrail body (1), and is characterized in that a connecting groove (110) is formed in the outer side wall of the U-shaped groove bottom of a first guardrail body (11) along the axis of the U-shaped groove bottom, a connecting column (120) is installed on the outer side wall of the U-shaped groove bottom of a second guardrail body (12) along the axis of the U-shaped groove bottom, and the guardrail bodies (1) are adjacent to each other and embedded in the connecting groove (110) through the connecting column (120).
9. The guard rail for house construction according to claim 1, wherein: and a warning plate (14) is arranged on the first guardrail body (11), the second guardrail body (12) or the protective net (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010366443.8A CN111502402B (en) | 2020-04-30 | 2020-04-30 | Rail guard is used in construction in room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010366443.8A CN111502402B (en) | 2020-04-30 | 2020-04-30 | Rail guard is used in construction in room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111502402A CN111502402A (en) | 2020-08-07 |
| CN111502402B true CN111502402B (en) | 2021-06-18 |
Family
ID=71868023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010366443.8A Expired - Fee Related CN111502402B (en) | 2020-04-30 | 2020-04-30 | Rail guard is used in construction in room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111502402B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012569A (en) * | 2020-09-02 | 2020-12-01 | 乐清市城镇建设工程公司 | Rail guard is used in construction in room |
| CN112196355B (en) * | 2020-10-15 | 2021-11-19 | 浙江新东阳建设集团有限公司 | Building construction protective fence |
| CN112854067B (en) * | 2021-01-06 | 2022-11-15 | 武汉兴汉宇应用科技有限公司 | Foldable full protection isolating device for urban traffic |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202810224U (en) * | 2012-10-27 | 2013-03-20 | 东北石油大学 | Elevator shaft guard railing used for high-rise buildings |
| CN203334224U (en) * | 2013-07-08 | 2013-12-11 | 中铁第四勘察设计院集团有限公司 | Movably foldable light-reflecting barrier |
| CN106343822A (en) * | 2016-08-31 | 2017-01-25 | 刘哲 | Intelligent folding guardrail |
| CN107542318B (en) * | 2017-09-04 | 2019-04-12 | 来安县天绿生态农业科技有限公司 | A kind of fish pond fence of installation easy to disassemble |
| CN208137611U (en) * | 2018-04-12 | 2018-11-23 | 甘肃建筑职业技术学院 | A kind of building engineering construction alarm type enclosing |
| CN208130462U (en) * | 2018-04-20 | 2018-11-23 | 齐鲁师范学院 | A kind of moveable outdoor volleyball court fence |
| CN209443894U (en) * | 2019-01-04 | 2019-09-27 | 孟兆辉 | A kind of power engineering warning fence |
| CN109779258B (en) * | 2019-01-23 | 2021-03-26 | 温州鸿达建设有限公司 | Building construction protective fence |
| CN209443822U (en) * | 2019-01-24 | 2019-09-27 | 郭永利 | Building construction protective fence |
| CN109898922B (en) * | 2019-01-29 | 2020-08-18 | 安徽华隆通和智能车库设备有限公司 | Intelligent protective guard for parking |
| CN210086992U (en) * | 2019-05-14 | 2020-02-18 | 天津市德文建筑设计有限公司 | Municipal administration is repaiied way with being convenient for accomodate folding integrative bounding wall |
-
2020
- 2020-04-30 CN CN202010366443.8A patent/CN111502402B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN111502402A (en) | 2020-08-07 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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