CN105332348B - Bridge road construction drawing and pulling type guard rail - Google Patents
Bridge road construction drawing and pulling type guard rail Download PDFInfo
- Publication number
- CN105332348B CN105332348B CN201510802073.7A CN201510802073A CN105332348B CN 105332348 B CN105332348 B CN 105332348B CN 201510802073 A CN201510802073 A CN 201510802073A CN 105332348 B CN105332348 B CN 105332348B
- Authority
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- China
- Prior art keywords
- guard rail
- column
- perforate
- cavity
- chute
- 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
Links
- 238000010276 construction Methods 0.000 title claims abstract description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 238000010079 rubber tapping Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention discloses a kind of bridge road construction drawing and pulling type guard rail, including：First column, its side are fixedly connected with the first support column of two transverse directions；Second column, its side are fixedly connected with least one the second horizontal support column；First guard rail, top and bottom are respectively equipped with the first perforate when it is placed vertically, are provided with the first cavity inside the first guard rail, side of first guard rail away from the first perforate is provided with the second perforate；First cavity top and bottom are respectively equipped with the first chute, and the second guard rail, it is slided by the second perforate in the first chute；The second cavity is provided with inside second guard rail, side of second guard rail away from the second perforate is provided with the 3rd perforate；Second cavity top and bottom are respectively equipped with the second chute；3rd guard rail, it is slided by the 3rd perforate in the second chute；3rd guard rail side is connected to the second support column.The present invention has the advantages of solar powered, zone of protection is adjustable, mobile convenient.
Description
Technical field
The present invention relates to safety guide rail field, it is more particularly related to a kind of bridge road construction drawing and pulling type
Guard rail.
Background technology
The guard rail that road construction and bridge construction use mostly be iron column structure, also have silk screen be connected post silk screen just
Take formula guard rail.The portable steel guard rail silk screen cracky of silk screen, easily winding, service life are limited；The guard rail mistake of iron column structure
In heavy, be unfavorable for guard rail carry, transport, when the vehicle for having traveling collides, can also cause one to vehicle and guard rail
Fixed damage, the easy depainting of guard rail of iron column structure, inconvenient maintenance after damage.
The content of the invention
For weak point present in above-mentioned technology, present invention offer one kind is solar powered, zone of protection is adjustable, moves
Move convenient bridge road construction drawing and pulling type guard rail.
It is achieved through the following technical solutions to realize according to object of the present invention and further advantage, the present invention：
Bridge road construction drawing and pulling type guard rail of the present invention, including：
First column, the first column bottom are provided with the first roller, and the top and bottom of the first column side are equal
It is fixedly connected with the first support column；Opposite side is additionally provided with inclined second support column, and described second support column one end is fixedly connected
First column, the other end are supported by silicon solar cell plate；
Second column, the second column bottom are provided with the second roller, and the second column side is fixedly connected with least
One the 3rd support column, opposite side are provided with inclined 4th support column；Described 4th support column one end is fixedly connected with described second
Column, the other end are supported by silicon solar cell plate；
First guard rail, upper and lower surface when it is placed vertically are respectively equipped with the first perforate, first protection
The first chute is provided with inside column, one side is provided with the second perforate；At least one elastic pressuring plate is provided with outside first guard rail,
Described elastic pressuring plate one end is rotatably coupled on first guard rail, and the other end is separably attached to first guard rail
On；
Second guard rail, it is slided by second perforate in first chute；Set inside second guardrail
There are the second chute, one side to be provided with the 3rd perforate；
3rd guard rail, it is slided by the 3rd perforate in second chute；3rd guard rail is in institute
State on the outside of when being slided in the second chute and be connected to the 3rd support column；
A pair of connectors, one end of each connector are rotatably coupled to first support column away from fixed along longitudinal direction
The other end at end, the other end are provided with projection, and the projection engages with first perforate rotation；
Wherein, second guard rail is at least two and is arranged from the 3rd tapping；First column and
Two columns are hollow structure, and the hollow bulb of first column and the second column is respectively equipped with battery；First column
The 4th perforate is respectively equipped with second column, the silicon solar cell plate passes through the 4th perforate and the battery
Electrical connection.
Preferably, the elastic pressuring plate is three, and three elastic pressuring plate triangular shapes are arranged in described first
On guard rail.
Preferably, first column top and second column top are respectively equipped with acoustic-optic alarm, described
Acoustic-optic alarm is connected with the battery.First column, its side are fixedly connected with the first support column of two transverse directions；
Second column, its side are fixedly connected with least one the second horizontal support column；
First guard rail, top and bottom are respectively equipped with the first perforate when it is placed vertically, inside first guard rail
Provided with the first cavity, the side of first guard rail away from the first perforate is provided with the second perforate；The first cavity top and
Bottom is respectively equipped with the first chute,
Second guard rail, it is slided by second perforate in first chute；Inside second guard rail
Provided with the second cavity, the side of second guard rail away from the second perforate is provided with the 3rd perforate；The second cavity top and
Bottom is respectively equipped with the second chute；
3rd guard rail, it is slided by the 3rd perforate in second chute；The 3rd guard rail side
It is connected to second support column；
A pair of connectors, one end of each connector are rotatably coupled to the first support column on-fixed along longitudinal direction
End, the other end are provided with projection, and the projection engages with first perforate rotation；
Wherein, first column and the second column bottom are respectively equipped with roller, and second guardrail is at least two
It is individual and slided in first chute by second perforate after being arranged from the 3rd tapping.
Preferably, the first cavity both ends are provided with close to the position of second perforate prevents second guard rail
The first limited block to come off is skidded off, the second cavity both ends are provided with close to the position of the 3rd perforate prevents the three proofings
Guardrail skids off the second limited block to come off.
Preferably, first chute and second chute are hemispherical.
Preferably, first cavity and second cavity are respectively both ends semi-spherical shape, intermediate rectangular shape
Structure；The size and shape of second guard rail to be set in first cavity, the size of the 3rd guard rail and
It is shaped as being set in second cavity.
Preferably, the first guard rail outside, the second guard rail and the 3rd guard rail are respectively equipped with least one
Elastic pressuring plate, described elastic pressuring plate one end are rotatably coupled to first guard rail, the second guard rail and the 3rd protection respectively
Column, the other end are separably attached on first guard rail, the second guard rail and the 3rd guard rail respectively.
Preferably, the elastic pressuring plate is four, four rectangular shape arrangements of elastic pressuring plate.
Preferably, first column top and second column top are respectively equipped with acoustic-optic alarm；It is described
First column and the second column are hollow structure, and the first column hollow bulb and the second column hollow bulb are respectively equipped with electric power storage
Pond；The acoustic-optic alarm is connected with the battery.
Preferably, the first column side is fixedly connected with the 3rd support column；The 3rd support column on-fixed end
It is inclined upwardly and is supported by silicon solar cell plate；The second column side is fixedly connected with the 4th support column；Described 4th
Support column on-fixed end is inclined upwardly and is supported by silicon solar cell plate.
Preferably, first column and second column are respectively equipped with the 4th perforate, the silicon solar cell
Plate is connected by the 4th perforate with the storage battery.
The present invention comprises at least following beneficial effect：Bridge road construction drawing and pulling type guard rail, passes through the first column, second
Column, the first guard rail, the second guard rail, the 3rd guard rail and a pair of connectors, realize that the first guard rail passes through a pair of companies
Fitting be rotatably coupled to the first column, at least two and from the second guard rail that the 3rd tapping is arranged by the second perforate
Slided in one chute, the 3rd guard rail is connected to the second column and by the 3rd perforate in the second chute by the second support column
Interior slip, realize the mutual of the first guard rail between the first column and the second column, the second guard rail and third party's guardrail
Pull slides, and further reaches the advantages of zone of protection is adjustable；First roller and the second roller provide for zone of protection is adjustable
Mobile convenience；Acoustic-optic alarm is connected to battery, and the security warning of sound and light is provided for car, reduces and
Toward vehicle collision guard rail, certain protective effect is played to guard rail；Silicon solar cell plate passes through the 4th perforate and electric power storage
Pond electrically connects, and saves the energy, cleanliness without any pollution；Elastic pressuring plate is used to fix various Warning boards.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of bridge road construction drawing and pulling type guard rail of the present invention；
Fig. 2 is the top view of bridge road construction drawing and pulling type guard rail of the present invention；
Fig. 3 is the right view of the first guard rail of bridge road construction drawing and pulling type guard rail of the present invention；
Fig. 4 is the second guard rail right view of bridge road construction drawing and pulling type guard rail of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
As depicted in figs. 1 and 2, bridge road construction drawing and pulling type guard rail of the present invention, including：
First column 10, its side are fixedly connected with the first support column 11 of two transverse directions；
Second column 20, its side are fixedly connected with least one the second horizontal support column 21；
First guard rail 30, top and bottom are respectively equipped with the first perforate 31 when it is placed vertically, in the first guard rail 30
Portion is provided with the first cavity 32, and side of first guard rail 30 away from the first perforate 31 is provided with the second perforate 33；First cavity 32 pushes up
End and bottom are respectively equipped with the first chute 34；
Second guard rail 40, it is slided by the second perforate 33 in the first chute 34；The inside of second guard rail 40 is provided with
Second cavity 41, side of second guard rail 40 away from the second perforate 33 are provided with the 3rd perforate 42；The top of second cavity 41 and bottom
End is respectively equipped with the second chute 43；
3rd guard rail 50, it is slided by the 3rd perforate 42 in the second chute 43；The side of 3rd guard rail 50 connects
To the second support column 21；
A pair of connectors 60, one end of each connector 60 along longitudinal direction be rotatably coupled to the on-fixed end of the first support column 11,
The other end is provided with projection 61, and projection 61 engages with the first perforate 31 rotation；
First column 10 and the bottom of the second column 20 are respectively equipped with roller 70, and the second guardrail 40 is at least two and from the 3rd
Slided after being arranged at perforate 42 by the second perforate 33 in the first chute 34.
Wherein, the movement of the column 10 of roller 70 first and the second column 20 is provided convenience, and is bridge road construction pull
The mobile offer convenience of formula guard rail.A pair of connectors 60 are rotatably coupled to first by two the first support columns 11, realization
Column 10；Projection 61 engages with the first perforate 31 rotation, realizes the first support column 11 of the first guard rail 30 and the first column 10
Rotatable connection so that realize being rotatably connected for the first guard rail 30 and the first column 10.The one end of connector 60 is along longitudinal rotation
First other end of the support column 11 away from fixing end is connected to, the first guard rail 30 is engaged to for the rotation of projection 61 of connector 60
The first perforate 31 provide convenience.In order to improve the steadiness that the first guard rail 30 is rotatably connected with the first column 10, first
Support column 11 is preferably the top and bottom for being welded to the side of the first column 10.Taken out further to improve bridge road construction
The robustness of pull-type guard rail, the first column 10, the second column 20, a pair of connectors 60, the first guard rail 30, the second guard rail
40 and the 3rd guard rail 50 use heat-resisting, cold-resistant, impact resistance material, the preferred low density polyethylene (LDPE) of present embodiment is high-strength
Environment-friendly materials are spent, it is firm, durable, it is non-aging.Second guard rail 40 is at least two and led to after being arranged at the 3rd perforate 42
Cross the second perforate 33 to slide in the first chute 34, realize the pulling motion between the first column 10 and the second column 20, so as to
The protection distance between the first column 10 and the second column 20 is adjusted at any time；In addition, the number by increasing by the second guardrail 40, can
Further to adjust the protection distance between the first column 10 and the second column 20.During use, if treating that zone of protection increases
Add, can be at any time by pulling the first column 10 and the second column 20 to protect the second guard rail 40 and the 3rd guard rail 50 from first
Pull out and inside column 30, to increase the protection distance between the first column 10 and the second column 20 to complete the increasing of zone of protection
Add, further, increase the number of the second guardrail 40；, can be at any time by pushing first in opposite directions if treating that zone of protection reduces
The column 20 of column 10 and second slides to the second guard rail 40 and the 3rd guard rail 50 inside first guard rail 30 one by one, to reduce
Protection distance between first column 10 and the second column 20 completes the reduction of zone of protection.First guard rail 30, second is anti-
The guard rail 50 of guardrail 40 and the 3rd is placed vertically and the second guard rail 40 and the 3rd guard rail 50 are in the two of pull state
One layer of fluorescent film is respectively applied in side, improves the identification discrimination degree of guard rail, warning is provided for car, so as to improve peace
Entirely.
The bridge road construction drawing and pulling type guard rail that present embodiment provides, pass through the first column 10, the second column 20, the
One guard rail 30, the second guard rail 40, the 3rd guard rail 50 and a pair of connectors 60, realize the first guard rail 10 by a pair
The second guard rail 20 that connector 60 is rotatably coupled to the first column 10, at least two and is arranged at the 3rd perforate 42 passes through
Two perforates 33 are slided in the first chute 34, the 3rd guard rail 50 is connected to the second column 20 by the second support column 21 and leads to
The 3rd perforate 42 is crossed to slide in the second chute 43, realize the first guard rail 30 between the first column 10 and the second column 20,
The mutual pull of second guard rail 40 and third party's guardrail 50 slides, and the zone of protection for further reaching bridge road construction can
Adjust；With mobile facility, zone of protection is adjustable the advantages of.
As the another embodiment of present embodiment, the both ends of the first cavity 32 are provided with close to the position of the second perforate 33
Prevent the second guard rail 40 from skidding off the first limited block 321 to come off, the both ends of the second cavity 41 are set close to the position of the 3rd perforate 42
Having prevents the 3rd guard rail 50 from skidding off the second limited block 411 to come off.First limited block 321 and the second limited block 411 are used to prevent
Only the second guard rail 40 and the 3rd skidding off for guard rail 50 come off.
As the another embodiment of present embodiment, the first chute 34 and the second chute 43 are hemispherical.Such as Fig. 3 and
Shown in Fig. 4, the hemispheric chute 43 of first chute 34 and second so that the second guard rail 40 and the 3rd guard rail 50 are in vertical side
To being not easy, pendant is smaller to frictional force when bottom and slip, laborsaving.
As the another embodiment of present embodiment, the first cavity 32 and the second cavity 41 be respectively both ends hemisphere,
The structure of intermediate rectangular shape；The size and shape of second guard rail 40 is to be set in the first cavity 32, the 3rd guard rail 50
Size and shape is to be set in the second cavity 41.The structure of both ends hemisphere, intermediate rectangular shape, simple in construction, the second guard rail
40 are set in the laborsaving convenience of slip in the first cavity 32, and the 3rd guard rail 50 is set in the second cavity 41 and slides laborsaving convenience.
As the another embodiment of present embodiment, the outside of the first guard rail 30, the second guard rail 40 and the 3rd
Guard rail 50 is respectively equipped with least one elastic pressuring plate 80, the one end of elastic pressuring plate 80 be rotatably coupled to respectively the first guard rail 30,
Second guard rail 40 and the 3rd guard rail 50, the other end are separably attached to the first guard rail 30, the second guard rail 40 respectively
And the 3rd on guard rail 50.Elastic pressuring plate 80 is used to fix various Warning boards, simple in construction, is fixed conveniently.
As the another embodiment of present embodiment, elastic pressuring plate 80 is four, and four elastic pressuring plates 80 are rectangular
Shape arranges.Four elastic pressuring plates 80 of rectangular-shaped arrangement, for fixing four angles of various Warning boards, strengthen Warning board
Stability.
As the another embodiment of present embodiment, the top of the first column 10 and the top of the second column 20 are respectively equipped with
Acoustic-optic alarm 90；First column 10 and the second column 20 are hollow structure, the hollow bulb of the first column 10 and the second column
20 hollow bulbs are respectively equipped with battery (not shown)；Acoustic-optic alarm 90 is connected with battery.Wherein, hollow structure can
For placing electronic circuit, the outward appearance of the first column 10 and the second column 20 is not influenceed, it is elegant in appearance.Battery is acousto-optic report
Alarm device 90 is powered, and is that car carries out sound and bright both sides early warning by acoustic-optic alarm 90.
As the another embodiment of present embodiment, the side of the first column 10 is fixedly connected with the 3rd support column 12；
The on-fixed end of 3rd support column 12 is inclined upwardly and is supported by silicon solar cell plate 13；The side of second column 20 is fixedly connected with
4th support column 22；The on-fixed end of 4th support column 22 is inclined upwardly and is supported by silicon solar cell plate 13.Pass through solar energy
Silion cell plate 13 converts solar energy into electric energy power supply, saves the energy, cleanliness without any pollution.3rd support column 12 and the 4th support column
22 be respectively to tilt 45 degree, 45 degree of inclinations, is advantageous to silicon solar cell plate 13 and farthest draws luminous energy and change it
Powered into electric energy.
As the another embodiment of present embodiment, the first column 10 and the second column 20 are respectively equipped with the 4th perforate
14, silicon solar cell plate 13 is connected by the 4th perforate 14 with storage battery.The same of electric energy power supply will be converted into solar energy
When, the power storage that will convert into is in battery, and for future use, resource makes full use of.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With.It can be applied to various suitable the field of the invention completely.Can be easily for those skilled in the art
Realize other modification.Therefore it is of the invention and unlimited under the universal limited without departing substantially from claim and equivalency range
In specific details and shown here as the legend with description.
Claims (9)
- A kind of 1. bridge road construction drawing and pulling type guard rail, it is characterised in that including：First column, its side are fixedly connected with the first support column of two transverse directions；Second column, its side are fixedly connected with least one the second horizontal support column；First guard rail, top and bottom are respectively equipped with the first perforate when it is placed vertically, are provided with inside first guard rail First cavity, the side of first guard rail away from the first perforate are provided with the second perforate；The first cavity top and bottom The first chute is respectively equipped with,Second guard rail, it is slided by second perforate in first chute；It is provided with inside second guard rail Second cavity, the side of second guard rail away from the second perforate are provided with the 3rd perforate；The second cavity top and bottom It is respectively equipped with the second chute；3rd guard rail, it is slided by the 3rd perforate in second chute；The 3rd guard rail side connection To second support column；A pair of connectors, one end of each connector are rotatably coupled to the first support column on-fixed end, another along longitudinal direction One end is provided with projection, and the projection engages with first perforate rotation；Wherein, first column and the second column bottom are respectively equipped with roller, and second guard rail is at least two And slided after being arranged from the 3rd tapping in first chute by second perforate.
- 2. bridge road construction drawing and pulling type guard rail as claimed in claim 1, it is characterised in that the first cavity both ends are leaned on The position of nearly second perforate, which is provided with, prevents second guard rail from skidding off the first limited block to come off, second cavity two End is provided with close to the position of the 3rd perforate prevents the 3rd guard rail from skidding off the second limited block to come off.
- 3. bridge road construction drawing and pulling type guard rail as claimed in claim 1, it is characterised in that first chute and described Second chute is hemispherical.
- 4. bridge road construction drawing and pulling type guard rail as claimed in claim 3, it is characterised in that first cavity and described Second cavity is respectively both ends semi-spherical shape, the structure of intermediate rectangular shape；The size and shape of second guard rail is set It is located in first cavity, the size and shape of the 3rd guard rail is to be set in second cavity.
- 5. bridge road construction drawing and pulling type guard rail as claimed in claim 1, it is characterised in thatFirst guard rail outside, the second guard rail and the 3rd guard rail are respectively equipped with least one elastic pressuring plate, described Elastic pressuring plate one end is rotatably coupled to first guard rail, the second guard rail and the 3rd guard rail, the other end respectively to be divided It is liftoff to be attached to respectively on first guard rail, the second guard rail and the 3rd guard rail.
- 6. bridge road construction drawing and pulling type guard rail as claimed in claim 5, it is characterised in that the elastic pressuring plate is four It is individual, four rectangular shape arrangements of elastic pressuring plate.
- 7. the bridge road construction drawing and pulling type guard rail as any one of claim 1-6, it is characterised in that described first Column top and second column top are respectively equipped with acoustic-optic alarm；First column and the second column are hollow Structure, the first column hollow bulb and the second column hollow bulb are respectively equipped with battery；The acoustic-optic alarm with it is described Battery connects.
- 8. bridge road construction drawing and pulling type guard rail as claimed in claim 7, it is characterised in that the first column side is consolidated Surely it is connected with the 3rd support column；The 3rd support column on-fixed end is inclined upwardly and is supported by silicon solar cell plate；It is described Second column side is fixedly connected with the 4th support column；The 4th support column on-fixed end is inclined upwardly and is supported by solar energy Silion cell plate.
- 9. bridge road construction drawing and pulling type guard rail as claimed in claim 8, it is characterised in that first column and described Second column is respectively equipped with the 4th perforate, and the silicon solar cell plate is electrically connected by the 4th perforate with the battery Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510802073.7A CN105332348B (en) | 2015-11-19 | 2015-11-19 | Bridge road construction drawing and pulling type guard rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510802073.7A CN105332348B (en) | 2015-11-19 | 2015-11-19 | Bridge road construction drawing and pulling type guard rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105332348A CN105332348A (en) | 2016-02-17 |
| CN105332348B true CN105332348B (en) | 2018-01-05 |
Family
ID=55283091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510802073.7A Expired - Fee Related CN105332348B (en) | 2015-11-19 | 2015-11-19 | Bridge road construction drawing and pulling type guard rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105332348B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU212046U1 (en) * | 2022-03-30 | 2022-07-05 | Антон Игоревич Комаристов | Barrier |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107090786A (en) * | 2017-02-09 | 2017-08-25 | 王金超 | A kind of bridge attention device easy for installation |
| CN110886540B (en) * | 2019-12-10 | 2021-05-18 | 长兴小浦凯荣机械加工厂 | Security fence with folding and stretching functions |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2186300B (en) * | 1986-01-29 | 1989-11-01 | Michael William Wenn | Fence post |
| DE3620349A1 (en) * | 1986-06-18 | 1987-12-23 | Johann Loew | Blocking column for blocking off parking, playing or other areas |
| GB2281927A (en) * | 1993-09-17 | 1995-03-22 | Drive Secure | Retractable barrier post assembly |
| CN2921094Y (en) * | 2006-07-05 | 2007-07-11 | 深圳市威捷机电技术有限公司 | Telescopic brake bar |
| US7481598B2 (en) * | 2006-08-01 | 2009-01-27 | The Chamberlain Group, Inc. | Extending barrier arm operator system and method |
| CN201047187Y (en) * | 2007-04-20 | 2008-04-16 | 河南省电力公司漯河供电公司 | Fencing post used for supporting flexible alarm strap |
| CN201050040Y (en) * | 2007-07-23 | 2008-04-23 | 王德金 | Straight line telescopic brake fence |
| CN202595665U (en) * | 2012-04-11 | 2012-12-12 | 大连职业技术学院 | Telescopic barrier gate device |
-
2015
- 2015-11-19 CN CN201510802073.7A patent/CN105332348B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU212046U1 (en) * | 2022-03-30 | 2022-07-05 | Антон Игоревич Комаристов | Barrier |
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| Publication number | Publication date |
|---|---|
| CN105332348A (en) | 2016-02-17 |
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