CN101942814B - Lifting roadblock - Google Patents
Lifting roadblock Download PDFInfo
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- CN101942814B CN101942814B CN2010102674142A CN201010267414A CN101942814B CN 101942814 B CN101942814 B CN 101942814B CN 2010102674142 A CN2010102674142 A CN 2010102674142A CN 201010267414 A CN201010267414 A CN 201010267414A CN 101942814 B CN101942814 B CN 101942814B
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- cylinder body
- inner barrel
- outer cylinder
- gutter
- lifting roadblock
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Abstract
The invention discloses a lifting roadblock which comprises an outer cylinder body and an inner cylinder body, a gas spring is arranged between the bottom of the outer cylinder body and the top of the inner cylinder body, the gas spring can drive the inner cylinder body to lift, a locking mechanism is arranged between the outer cylinder body and the inner cylinder body, and the locking mechanism can lock the inner cylinder body in a lifting state and a retracting state; the lifting roadblock is also provided with a drainage pipe which has an upper end part and a lower end part, the lower end part of the drainage pipe is communicated with the inside of the inner cylinder body, the upper end part is communicated with the outside, the upper end part of the drainage pipe is provided with a one-way valve, and when the pressure in the drainage pipe is greater than the external atmosphere pressure, the one-way valve is opened, and the inside of the inner cylinder body is communicated with the outside by the drainage pipe. By setting the drainage pipe which communicates the inside of a communicating vessel and the outside, the lifting roadblock discharges accumulated water that penetrates into the lifting roadblock through various gaps every time the inner cylinder body is pressed, thus improving the using reliability of the lifting roadblock.
Description
Technical field
The present invention relates to a kind of lifting roadblock.
Background technology
In traffic administration, parking management and private area management, under the certain situation, do not allow vehicle arbitrarily by or come in and go out, and require the pedestrian clog-freely to pass through when not walking vehicle, this just needs a kind of lifting at any time but can not change the roadblock of space layout.Roadblock of the prior art generally comprises inner barrel and outer cylinder body, and inner barrel is positioned at the inboard and outer cylinder body oscilaltion relatively of outer cylinder body.Owing to be not the sealing all-in-one-piece between the inside and outside cylindrical shell of these roadblocks and the miscellaneous part, unavoidable so each other sealing is bad, forms the gap.And because the roadblock of the overwhelming majority all is open-air the setting, in rainwater weather, roadblock inside is easy to infiltration.If things go on like this, can cause the problems such as lifting difficulty of roadblock.
Summary of the invention
The purpose of this invention is to provide a kind of service-strong lifting roadblock.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of lifting roadblock, it comprises outer cylinder body, be inserted in the inboard and inner barrel of outer cylinder body oscilaltion relatively of described outer cylinder body, be respectively equipped with top cover and bottom on described outer cylinder body and the inner barrel, the inside of described inner barrel is provided with air spring, described air spring comprises cylinder body and piston rod, the top of the cylinder body of described air spring is fixed on the top cover of described inner barrel, the bottom of the piston rod of described air spring is fixed on the bottom of described outer cylinder body, described air spring can drive described inner barrel with respect to described outer cylinder body oscilaltion, be provided with locking mechanism between described outer cylinder body and the inner barrel, also be provided with gutter on the described lifting roadblock, this gutter has upper end and bottom, the bottom of described gutter is connected with the inside of described inner barrel, the upper end is connected with the external world, the upper end of described gutter is provided with one way valve, when the pressure in the described gutter during greater than external atmospheric pressure, described one-way valve opens, the inside of described inner barrel is connected with the external world by described gutter.
Preferably, described gutter is arranged on the outside of described outer cylinder body, offers on the barrel of described outer cylinder body to connect inside and outside through hole, and the inside of described gutter and this through hole are connected.
Preferably, the upper end of described gutter is positioned on the top cover of described outer cylinder body, and described one way valve also is installed on the top cover of described outer cylinder body.
Preferably, described locking mechanism comprises the keyhole on the top cover that is positioned at described inner barrel, be positioned at described keyhole under and the connecting rod that communicates with described keyhole, be arranged on the shift fork of the lower end of described connecting rod, be housed in the interior shank of jaw of described shift fork, the limited block that is connected with described shank, position corresponding to described limited block on the bottom of described inner barrel is provided with a cell body that is used to accommodate described limited block, described cell body is along the radially setting of the bottom of described inner barrel, described shift fork can be done movement in a curve along with the rotation of described connecting rod, described shift fork motion drives described limited block and moves in described cell body, the upper and lower of the inwall of described outer cylinder body is respectively arranged with upper limit position groove and lower limit groove, described upper limit position groove and described lower limit groove are positioned on the same vertical curve, described upper limit position groove and described lower limit groove all are used to accommodate described limited block, and described limited block is locked in described inner barrel rise state and indentation state respectively when being contained in described upper limit position groove and described lower limit groove respectively.
Preferably, the jaw of described shift fork is " U " shape.
Preferably, the upper end of described outer cylinder body inwall is embedded with sealing ring, and the outer wall of described inner barrel closely cooperates mutually with the inner edge of described sealing ring.
Preferably, described keyhole is yi word pattern or cross or polygon.
The invention has the beneficial effects as follows: a kind of lifting roadblock of the present invention is by inner with the extraneous gutter of the company's of setting linker, make when pressing down inner barrel, to be discharged at every turn by the ponding of various gaps infiltration lifting roadblocks inside, thereby guarantee lifting roadblock inside does not have ponding always, improve the reliability of its use, prolonged its application life.
Description of drawings
Accompanying drawing 1 is the vertical view schematic diagram of a kind of lifting roadblock of the present invention;
Accompanying drawing 2 is the A-A sectional view schematic diagram in the accompanying drawing 1 under the inner barrel rise state of a kind of lifting roadblock of the present invention;
Accompanying drawing 3 is the A-A sectional view schematic diagram in the accompanying drawing 1 under the inner barrel indentation state of a kind of lifting roadblock of the present invention;
Accompanying drawing 4 is the three-dimensional icon intention under the inner barrel rise state of a kind of lifting roadblock of the present invention;
Accompanying drawing 5 is the three-dimensional icon intention under the inner barrel indentation state of a kind of lifting roadblock of the present invention.
In the accompanying drawing: 1, outer cylinder body; 2, inner barrel; 3, ring body; 4, cylinder body; 5, top cover; 6, piston rod; 7, keyhole; 8, connecting rod; 9, shift fork; 10, shank; 11, limited block; 12, cell body; 13, upper limit position block; 14, lower position block; 15, sealing ring; 16, gutter; 17, annular top cover; 18, one way valve.
The specific embodiment
Below in conjunction with embodiment shown in the drawings technical scheme of the present invention is done following detailed description the in detail:
As accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, shown in the accompanying drawing 5, a kind of lifting roadblock of the present invention, it comprises outer cylinder body 1 and inner barrel 2, the inside of outer cylinder body 1 and inner barrel 2 is provided with air spring, the bottom of inner barrel 2 is a ring body 3, described air spring is contained in the ring body 3, described air spring comprises cylinder body 4 and piston rod 6, cylinder body 4 tops of described air spring are fixed on the center of the top cover 5 of inner barrel 2, piston rod 6 bottoms of described air spring are fixed on the bottom centre place of outer cylinder body 1, described air spring can drive inner barrel 2 and move upward, and inner barrel 2 passes the hole of the top center of outer cylinder body 1 and inserts in the outer cylinder body 1.Can remain on this position when making that inner barrel 1 drops to extreme lower position, between outer cylinder body 1 and inner barrel 2, locking mechanism is set.As shown in the figure, the eccentric part of the top cover of inner barrel 2 is provided with a cross or polygonal keyhole 7 of yi word pattern, be provided with a connecting rod 8 that communicates with keyhole 7 under the keyhole 7, the bottom of connecting rod 8 is provided with shift fork 9, the jaw of shift fork 9 is " U " shape, accommodate a shank 10 in the jaw of shift fork 9, shank 10 connects a limited block 11, position corresponding to limited block 11 on the ring body 3 is provided with a cell body 12 that is used to accommodate limited block 11, cell body 12 is along the radially setting of ring body 3, shift fork 9 can be done movement in a curve along with the rotation of connecting rod 8, shift fork 9 motions drive limited block 11 and move in cell body 12, the upper and lower of the inwall of outer cylinder body 1 is respectively arranged with upper limit position groove 13 and lower limit groove 14, upper limit position groove 13 and lower limit groove 14 are positioned on the same vertical curve, upper limit position groove 13 and lower limit groove 14 all are used to accommodate limited block 11, upper limit position groove 13 and lower limit groove 14 are locked in inner barrel 2 rise state and indentation state respectively, the upper end of the inwall of outer cylinder body 1 is embedded with sealing ring, and the outer wall of inner barrel 2 closely cooperates mutually with the inner edge of sealing ring 15.
The outer setting of outer cylinder body 1 has gutter 16, and this gutter 16 is one to be welded on the metal tube on the outer wall of outer cylinder body 1, and this gutter 16 has upper end and bottom.Offer on the bottom barrel of outer cylinder body 1 and connect inside and outside through hole (not shown), the bottom of gutter 16 is connected by this through hole with the inside of inner barrel.The upper end of gutter 16 is provided with one way valve 18 (being a thimble) herein, as shown in the figure, one way valve 18 is installed on the annular top cover 17 of outer cylinder body 1, and the upper end of gutter 16 is connected on the annular top cover 17 of outer cylinder body 1, thereby realizes with good conditionsily being connected with the external world.When the pressure in the gutter 16 during greater than external atmospheric pressure, one way valve 18 is opened, and the inside of inner barrel 2 is connected with the external world by gutter 16.When inner barrel 2 dropped to the bottommost of outer cylinder body 1, the gas inside of inner barrel 2 was compressed, and when internal pressure during greater than ambient pressure (communicate with inner barrel 2 inside in the gutter 16, pressure is identical), one way valve 18 promptly is opened.In fact, this gutter 16 also has the effect of " exhaust passage " concurrently.
In the use, the outer cylinder body 1 of a kind of lifting roadblock of the present invention is imbedded the underground of default position, the upper surface and the ground that are the top cover 5 of inner barrel 2 are positioned at same plane, the limited block 11 that uses a kind of unlocking tool will be positioned at lower limit groove 14 screws out, under the effect of described air spring, inner barrel 2 slowly rises, reached the rising limit until described air spring, the rotation unlocking tool is with limited block 11 precession upper limit position grooves 13, make inner barrel 2 be locked in the state of rise, when packing up, the limited block 11 that utilizes unlocking tool will be positioned at upper limit position groove 13 screws out, and manpower is to the top cover 5 that presses down inner barrel 2, because when pressing down inner barrel 2, the air pressure of inner barrel 2 inside increases, and when it reached certain value, one way valve 18 was opened, if there is ponding the inside of lifting this moment roadblock, will discharge by gutter 16, when during to lowest part, rotating unlocking tool to the top cover 5 that presses down inner barrel 2, with limited block 11 precession lower limit grooves 14, make inner barrel 2 be locked in the state of indentation.
The inner barrel of the lifting roadblock of present embodiment can the indentation outer cylinder body in, after installing, do not change space layout, this kind lifting roadblock itself has bigger component, anti-impact force is strong, and the locking mechanism of the inner barrel of this kind lifting roadblock when the two states that rises with indentation compared with traditional locking mechanism, adopt the manually limited block of rotation, more reliable, safer than the mode of traditional locking spring top clamping.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (7)
1. lifting roadblock, it comprises outer cylinder body, be inserted in the inboard and inner barrel of outer cylinder body oscilaltion relatively of described outer cylinder body, be respectively equipped with top cover and bottom on described outer cylinder body and the inner barrel, the inside of described inner barrel is provided with air spring, described air spring comprises cylinder body and piston rod, the top of the cylinder body of described air spring is fixed on the top cover of described inner barrel, the bottom of the piston rod of described air spring is fixed on the bottom of described outer cylinder body, described air spring can drive described inner barrel with respect to described outer cylinder body oscilaltion, be provided with locking mechanism between described outer cylinder body and the inner barrel, it is characterized in that: also be provided with gutter on the described lifting roadblock, this gutter has upper end and bottom, the bottom of described gutter is connected with the inside of described inner barrel, the upper end is connected with the external world, the upper end of described gutter is provided with one way valve, when the pressure in the described gutter during greater than external atmospheric pressure, described one-way valve opens, the inside of described inner barrel is connected with the external world by described gutter.
2. a kind of lifting roadblock according to claim 1, it is characterized in that: described gutter is arranged on the outside of described outer cylinder body, offers on the barrel of described outer cylinder body to connect inside and outside through hole, and the inside of described gutter and this through hole are connected.
3. a kind of lifting roadblock according to claim 1 and 2 is characterized in that: the upper end of described gutter is positioned on the top cover of described outer cylinder body, and described one way valve also is installed on the top cover of described outer cylinder body.
4. a kind of lifting roadblock according to claim 1, it is characterized in that: described locking mechanism comprises the keyhole on the top cover that is positioned at described inner barrel, be positioned at described keyhole under and the connecting rod that communicates with described keyhole, be arranged on the shift fork of the lower end of described connecting rod, be housed in the interior shank of jaw of described shift fork, the limited block that is connected with described shank, position corresponding to described limited block on the bottom of described inner barrel is provided with a cell body that is used to accommodate described limited block, described cell body is along the radially setting of the bottom of described inner barrel, described shift fork can be done movement in a curve along with the rotation of described connecting rod, described shift fork motion drives described limited block and moves in described cell body, the upper and lower of the inwall of described outer cylinder body is respectively arranged with upper limit position groove and lower limit groove, described upper limit position groove and described lower limit groove are positioned on the same vertical curve, described upper limit position groove and described lower limit groove all are used to accommodate described limited block, and described limited block is locked in described inner barrel rise state and indentation state respectively when being contained in described upper limit position groove and described lower limit groove respectively.
5. a kind of lifting roadblock according to claim 4 is characterized in that: the jaw of described shift fork is " U " shape.
6. a kind of lifting roadblock according to claim 4 is characterized in that: described keyhole is yi word pattern or cross or polygon.
7. a kind of lifting roadblock according to claim 1, it is characterized in that: the upper end of described outer cylinder body inwall is embedded with sealing ring, and the outer wall of described inner barrel closely cooperates mutually with the inner edge of described sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102674142A CN101942814B (en) | 2010-08-31 | 2010-08-31 | Lifting roadblock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102674142A CN101942814B (en) | 2010-08-31 | 2010-08-31 | Lifting roadblock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101942814A CN101942814A (en) | 2011-01-12 |
| CN101942814B true CN101942814B (en) | 2011-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102674142A Active CN101942814B (en) | 2010-08-31 | 2010-08-31 | Lifting roadblock |
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| Country | Link |
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| CN (1) | CN101942814B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104775372B (en) * | 2015-02-12 | 2016-11-23 | 东南大学 | A kind of multifunctional traffic roadblock facility |
| CN107304549A (en) * | 2016-04-23 | 2017-10-31 | 北京昌茂宏业科技有限公司 | Semi-automatic post of holding up traffic |
| CN106012904A (en) * | 2016-07-14 | 2016-10-12 | 刘伟 | Remote control lifting parking lock |
| CN106758949A (en) * | 2017-02-28 | 2017-05-31 | 苏州赫瑞特智控科技股份有限公司 | Cylinder embedding structure under a kind of bistable state berth lock spring housing |
| CN106836058A (en) * | 2017-02-28 | 2017-06-13 | 苏州赫瑞特智控科技股份有限公司 | Cylinder embedding structure on a kind of bistable state berth lock spring housing |
| CN106958210B (en) * | 2017-05-19 | 2019-03-01 | 林高立 | A kind of hand road limiting device |
| CN107227702A (en) * | 2017-07-28 | 2017-10-03 | 成都祥威瑞信科技有限公司 | It is a kind of from draining pillar car arrester |
| CN108004968B (en) * | 2017-12-14 | 2023-10-27 | 湖南湘华优路交通科技有限公司 | Intelligent brake |
| CN109295880B (en) * | 2018-02-24 | 2020-11-13 | 上海硕亚科技发展有限公司 | Automatic lifting ground column used under all-weather condition |
| CN108914818B (en) * | 2018-06-27 | 2020-08-28 | 安徽瀚一景观规划设计院有限公司 | A over-and-under type fender pile for landscape and control system thereof |
| CN108824266A (en) * | 2018-07-12 | 2018-11-16 | 盛世瑶兰（深圳）科技有限公司 | A kind of telescopic warning road pier that municipal works use |
| CN108842653A (en) * | 2018-07-18 | 2018-11-20 | 张立升 | Town road tag line |
| CN110215145B (en) * | 2019-07-23 | 2023-11-24 | 中国人民解放军总医院 | Hand liquid eliminating bracket |
| CN111411597A (en) * | 2020-03-03 | 2020-07-14 | 江苏理工学院 | Electronic liftable roadblock post of intelligence |
| CN112681159B (en) * | 2020-12-17 | 2022-07-01 | 上海程识市政交通工程有限公司 | Road safety island anticollision facility and road safety island |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2659995B1 (en) * | 1990-03-23 | 1995-05-12 | Bernard Card | MOTORIZED TELESCOPIC LANE TERMINAL. |
| CN2599062Y (en) * | 2003-01-15 | 2004-01-14 | 丁冬 | Novel telescopic pile mechanism |
| CH700820B1 (en) * | 2007-06-01 | 2010-10-29 | Luca Rogantini | Retractable post. |
| CN101597889A (en) * | 2009-07-07 | 2009-12-09 | 徐林波 | On-site collection method, facility and the application of a kind of ground temporary construction |
| CN201738262U (en) * | 2010-08-31 | 2011-02-09 | 张家港固耐特围栏系统有限公司 | Liftable roadblock |
-
2010
- 2010-08-31 CN CN2010102674142A patent/CN101942814B/en active Active
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| Publication number | Publication date |
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| CN101942814A (en) | 2011-01-12 |
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Address after: 215618 Jiangsu Zhangjiagang Economic Development Zone (South District) 10-1 new Jingzhong Road Patentee after: Jiangsu gunaite fence system Limited by Share Ltd Address before: 215618 Zhangjiagang Economic Development Zone, Jiangsu Province, South Area Patentee before: Zhangjiagang Gunaite Fence System Co., Ltd. |
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