CN112796251B - Mechanical anti-deviation road isolation pier - Google Patents
Mechanical anti-deviation road isolation pier Download PDFInfo
- Publication number
- CN112796251B CN112796251B CN202011516592.4A CN202011516592A CN112796251B CN 112796251 B CN112796251 B CN 112796251B CN 202011516592 A CN202011516592 A CN 202011516592A CN 112796251 B CN112796251 B CN 112796251B
- Authority
- CN
- China
- Prior art keywords
- mounting
- outer shell
- lifting disc
- pull ring
- groove
- 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.)
- Active
Links
Images
Classifications
-
- 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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/02—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions free-standing; portable, e.g. for guarding open manholes ; Portable signs or signals specially adapted for fitting to portable barriers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a mechanical anti-deviation isolation road pier, which comprises: the outer shell is of a hollow cylindrical structure, and a pull ring is arranged at the upper end of the outer shell; the mounting plate is horizontally and fixedly arranged on the ground; the lifting disc is vertically arranged inside the outer shell in a sliding mode and has magnetism, the lifting disc is fixedly connected with the pull ring through a connecting assembly, the connecting assembly penetrates through the top wall of the outer shell, an opening matched with the connecting assembly is formed in the outer shell, and the pull ring and the lifting disc cannot penetrate through the opening; wherein, fixed a plurality of installation bags that dispose on the shell body diapire, the installation bag adopts the waterproof material of elasticity to make, and inside packing has magnetorheological suspensions, the joint groove that is used for the card to establish the installation bag is offered to the mounting panel upper surface. This road pier need be subaerial with mounting panel fixed mounting when first installation, and after the shell received the impact damage, subsequent change operation is all very simple and convenient.
Description
Technical Field
The invention belongs to the technical field of isolation road piers, and particularly relates to a mechanical anti-deviation isolation road pier.
Background
The traffic isolation pier/column is an infrastructure traffic facility and is mainly used for limiting the driving and parking areas of road automobiles. And because the height of the hard shoulder is lower, the hard shoulder is often in the range of the blind area of the automobile, especially at night, when the automobile approaches the road hard shoulder, the hard shoulder often collides and rolls the hard shoulder. After the automobile slightly collides or is subjected to other external forces, the isolation column is easy to deflect, time and labor are wasted due to the fact that the isolation column needs to be manually adjusted, and the isolation column is only simply placed on the ground.
In order to solve the problems, in the prior art, part of the isolation column is fixedly arranged on the ground, wherein the fixing mode mainly comprises two modes of screw fixation and direct pouring, so that the position of the isolation column is fixed, but the mode is inconvenient for the assembly and the replacement of the isolation column, and when the isolation column is damaged, the replacement operation is troublesome; the isolating column in addition adopts the counter weight base, compares in above-mentioned mode, and this mode is convenient more change really, but owing to set up the balancing weight, the workman is more time-consuming and energy-consuming when carrying, also can not play the effect of preventing the skew completely moreover.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a mechanical anti-deviation road isolation pier.
The invention provides a mechanical anti-deviation road isolation pier, which comprises:
the outer shell is of a hollow cylindrical structure, and a pull ring is arranged at the upper end of the outer shell;
the mounting plate is horizontally and fixedly arranged on the ground;
the lifting disc is vertically arranged inside the outer shell in a sliding mode and has magnetism, the lifting disc is fixedly connected with the pull ring through a connecting assembly, the connecting assembly penetrates through the top wall of the outer shell, an opening matched with the connecting assembly is formed in the outer shell, and the pull ring and the lifting disc cannot penetrate through the opening;
the lifting disc is internally provided with a plurality of mounting cavities, the mounting cavities extend along the radial direction of the lifting disc, the mounting cavities are uniformly distributed in the circumferential direction of the lifting disc, permanent magnets are arranged in the mounting cavities in a sliding mode, the permanent magnets are located in the middle of the mounting cavities and connected with the end walls of the mounting cavities through reset pieces, the number of the mounting bags is matched with that of the mounting cavities, and the mounting bags are correspondingly located right below the outer ends of the mounting cavities;
an installation column is integrally arranged above the middle part of the lifting disc, a plurality of vertically arranged installation grooves are formed in the installation column, the number of the installation grooves is matched with that of installation cavities, the lower end of the installation grooves is communicated with the outer end of the installation cavity through a connection hole, piston blocks are arranged in the installation grooves in a sealing sliding mode, fixed rods are fixedly connected to the upper ends of the piston blocks, the upper ends of the fixed rods penetrate through the installation grooves and are fixedly connected with one another, permanent magnets are arranged in the installation cavities in a sealing sliding mode, air outlet holes are further formed in the installation column, and the lower ends of the air outlet holes are communicated with the inner ends of the installation cavities;
wherein, fixed a plurality of installation bags that dispose on the shell body diapire, the installation bag adopts the waterproof material of elasticity to make, and inside packing has magnetorheological suspensions, the joint groove that is used for the card to establish the installation bag is offered to the mounting panel upper surface, the joint groove is the toper that the lower extreme bore is big, the upper end bore is little, the joint groove can be filled completely to the installation bag.
Preferably, the connecting assembly comprises a first connecting rod and a second connecting rod, the second connecting rod is arranged in the opening in the upper end of the outer shell in a sliding mode, the upper end of the second connecting rod is fixedly connected with the pull ring, the lower end of the second connecting rod is fixedly connected with the first connecting rod, a groove is formed in the lower end of the fixing rod, and the side wall of the groove is fixedly connected with the outer wall of the mounting column.
Preferably, the notch of the clamping groove is in an inverted cone shape with a large upper part and a small lower part.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the road pier, the mounting plate needs to be fixedly mounted on the ground when the road pier is mounted for the first time, after the outer shell is damaged by impact, the subsequent replacement operation is very simple and convenient, only the outer shell needs to be directly placed on the mounting plate during mounting, and the outer shell can be taken down only by directly pulling upwards through the pull ring during dismounting, so that the operation is simple and convenient, and the use is convenient; after the placement is finished, a user loosens hands, the magnetorheological fluid is in a strong magnetic field at the moment and has a solid characteristic, so that the mounting bag cannot be separated from the clamping groove, the outer shell is fixedly connected with the mounting plate, the position of the outer shell cannot be changed after the magnetorheological fluid is impacted by external force, and the isolation effect is effectively achieved;
2. meanwhile, the road pier has a self-adaptive adjusting effect, the magnetorheological fluid shows a stronger fixing characteristic when a vehicle approaches, and a relatively weaker fixing characteristic is shown at ordinary times, so that the magnetic force consumption of the permanent magnet is reduced, the magnetic force consumption of the permanent magnet is reasonably distributed under different conditions, and the service life of the permanent magnet is prolonged.
Drawings
FIG. 1 is a schematic structural view of a mechanical anti-shifting road block according to the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic diagram of a lifting state structure of a mechanical anti-shifting hard road block according to the present invention;
FIG. 4 is a schematic view of a vehicle approaching state structure of a mechanical anti-deviation road isolation pier provided by the invention;
fig. 5 is an enlarged view of a structure in fig. 4.
In the figure: the device comprises an outer shell 1, a mounting plate 2, a lifting plate 3, a first connecting rod 4, a pull ring 5, a second connecting rod 6, a mounting bag 7, a mounting cavity 8, a permanent magnet 9, a resetting piece 10, a mounting column 11, a mounting groove 12, a piston block 13, a fixing rod 14, a connecting hole 15, an air outlet hole 16, a clamping groove 17 and a notch 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, a mechanical anti-migration hard road block includes:
the road pier comprises an outer shell 1, wherein the outer shell 1 is of a hollow cylindrical structure and forms a main body of the road pier, and a pull ring 5 is arranged at the upper end of the outer shell 1;
the mounting plate 2 is horizontally and fixedly arranged on the ground, can be fixed by screws or directly poured and is arranged right below the outer shell 1;
the lifting disc 3 is vertically arranged in the outer shell 1 in a sliding mode and has magnetism, the lifting disc 3 is fixedly connected with the pull ring 5 through a connecting assembly, the connecting assembly penetrates through the top wall of the outer shell 1, an opening matched with the connecting assembly is formed in the outer shell 1, and the pull ring 5 and the lifting disc 3 cannot penetrate through the opening;
the bottom wall of the outer shell 1 is fixedly provided with a plurality of mounting bags 7, the mounting bags 7 are made of elastic waterproof materials, such as common rubber, magnetorheological fluid is filled in the mounting bags, the upper surface of the mounting plate 2 is provided with a clamping groove 17 for clamping the mounting bags 7, the clamping groove 17 is in a conical shape with a large caliber at the lower end and a small caliber at the upper end, and the mounting bags 7 can completely fill the clamping groove 17;
in the embodiment applying the technical scheme, when the isolation road pier is installed for the first time, the installation plate 2 is fixedly installed on the ground; the user moves the road pier by taking the pull ring 5, in the process, the road pier can slide downwards along the connecting assembly due to the gravity of the outer shell 1, the pull ring 5 is located at a position far away from the outer shell 1, the lifting disc 3 is located at a position close to the upper end of the mounting plate 2, the distance between the lifting disc 3 and the magnetorheological fluid is large, the road pier is located in a weak magnetic field according to the characteristics of the magnetorheological fluid, the whole road pier is in a liquid state, the user can directly place the outer shell 1 above the mounting plate 2 and align the mounting bag 7 with the corresponding clamping groove 17, the shape of the mounting bag 7 can be changed at the moment, the clamping groove 17 is filled after the road pier enters the clamping groove 17, and a cone shape identical to that of the clamping groove 17 is formed; after the placement is finished, a user loosens his hands, the lifting disc 3 slowly falls under the action of self gravity and finally falls on the bottom of the outer shell 1, and as the distance between the lifting disc 3 and the magnetorheological fluid becomes small, the magnetorheological fluid is in a strong magnetic field at the moment and presents a solid characteristic, the mounting bag 7 cannot be separated from the clamping groove 17, so that the outer shell 1 and the mounting plate 2 are fixedly connected, the position of the outer shell 1 cannot be changed after being impacted by external force, and the isolation effect is effectively achieved;
when needing to change the road pier of damage, the user upwards mentions pull ring 5, and this in-process lifting disk 3 moves upwards for shell body 1 earlier, and the magnetic force effect that magnet becomes liquid and receives is littleer and more for appearing the liquid characteristic gradually, and final lifting disk 3 withstands shell body 1 roof for shell body 1 is pulled up, and installation bag 7 also is deviate from joint groove 17.
According to the road pier, the mounting plate 2 needs to be fixedly mounted on the ground when the road pier is mounted for the first time, subsequent replacement operation is very simple and convenient after the outer shell 1 is damaged due to impact, only the outer shell 1 needs to be directly placed on the mounting plate 2 when the road pier is mounted, the outer shell 1 can be taken down only by directly upwards pulling through the pull ring 5 when the road pier is dismounted, and the road pier is simple and convenient to operate and convenient to use.
According to the preferable technical scheme in the embodiment, a plurality of installation cavities 8 are formed in the lifting disc 3, the installation cavities 8 extend along the lifting disc 3 in the radial direction, the installation cavities 8 are uniformly distributed in the circumferential direction of the lifting disc 3, permanent magnets 9 are arranged in the installation cavities 8 in a sliding mode, the permanent magnets 9 are located in the middle of the installation cavities 8 and are connected with the end wall of the installation cavities 8 through reset pieces 10, the reset pieces 10 can be elastic articles such as elastic ropes or springs, the number of the installation bags 7 is matched with that of the installation cavities 8 and correspondingly located right below the outer ends of the installation cavities 8, wherein the outer ends refer to the ends far away from the center of the lifting disc 3; when the magnetorheological fluid is normally used, the permanent magnet 9 is positioned in the middle of the mounting cavity 8, a certain distance still exists between the permanent magnet 9 and the magnetorheological fluid, and the magnetorheological fluid does not completely present a fixed state but can resist smaller external force impact, such as wind blowing; when a vehicle approaches, the outer shell of the vehicle is made of metal, the permanent magnet 9 has attraction to the vehicle, under the reaction force, the permanent magnet 9 close to one side of the vehicle body moves towards the outer end of the mounting cavity 8, and further, the distance between the permanent magnet 9 and the magnetorheological fluid is smaller, so that the magnetorheological fluid has stronger solid characteristics, can resist stronger external force impact, is prepared for possible vehicle scratch and rub, and avoids road pier deviation caused by vehicle scratch and rub as far as possible; by the design, the road pier has a self-adaptive adjustment effect, the magnetorheological fluid shows a stronger fixed characteristic when a vehicle approaches, and shows a relatively weaker fixed characteristic at ordinary times, so that the magnetic force consumption of the permanent magnet 9 is reduced, the magnetic force consumption of the permanent magnet 9 is reasonably distributed under different conditions, and the service life of the permanent magnet 9 is prolonged;
a further optional technical scheme in this embodiment is that a mounting column 11 is integrally arranged above the middle of the lifting disc 3, a plurality of vertically arranged mounting grooves 12 are formed in the mounting column 11, the number of the mounting grooves 12 is matched with that of the mounting cavity 8, the lower end of each mounting groove is communicated with the outer end of the mounting cavity 8 through a connecting hole 15, piston blocks 13 are arranged in the mounting grooves 12 in a sealing and sliding manner, fixed rods 14 are fixedly connected to the upper ends of the piston blocks 13, the upper ends of the fixed rods 14 penetrate through the mounting grooves 12 and are fixedly connected with each other, that is, the fixed rods 14 form a whole, the permanent magnets 9 are arranged in the mounting cavity 8 in a sealing and sliding manner, air outlet holes 16 are further formed in the mounting column 11, and the lower ends of the air outlet holes 16 are communicated with the inner ends of the mounting cavities 8; when a vehicle approaches a road pier, the reaction force applied to the permanent magnet 9 close to one side of the vehicle body is larger than that applied to the permanent magnet 9 close to the other side of the vehicle body, when the permanent magnet 9 on the side moves towards the outer end of the mounting cavity 8, part of gas can be squeezed into the corresponding mounting groove 12 through the connecting hole 15, so that the plurality of piston blocks 13 synchronously move upwards under the action of the connecting rod, and the permanent magnet 9 far away from one side of the vehicle body also moves towards the outer side of the mounting cavity 8 under the action of air pressure, so that magnetorheological fluid in each mounting bag 7 has a stronger fixing characteristic;
in a further optional technical scheme in this embodiment, the connection assembly includes a first connection rod 4 and a second connection rod 6, the second connection rod 6 is slidably disposed in an opening at the upper end of the outer casing 1, the upper end of the second connection rod is fixedly connected with the pull ring 5, the lower end of the second connection rod is fixedly connected with the first connection rod 4, a groove is formed at the lower end of the fixing rod 14, the side wall of the groove is fixedly connected with the outer wall of the mounting column 11, and the groove is formed to provide a space for the fixing rod 14 to ascend and descend;
in a further optional technical scheme in this embodiment, the notch 18 of the snap-in groove 17 is an inverted cone with a large top and a small bottom, so that the mounting bag 7 can better enter the snap-in groove 17.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a mechanical type prevents excursion road isolation mound which characterized in that includes:
the outer shell (1) is of a hollow cylindrical structure, and a pull ring (5) is arranged at the upper end of the outer shell (1);
the mounting plate (2), the said mounting plate (2) is fixed and disposed on the ground horizontally;
the mounting device comprises an outer shell (1), a mounting bag (7), a clamping groove (17) and a mounting bag (7), wherein the mounting bag (7) is fixedly arranged on the bottom wall of the outer shell (1), is made of elastic waterproof materials, and is filled with magnetorheological fluid, the upper surface of the mounting plate (2) is provided with the clamping groove (17) for clamping the mounting bag (7), the clamping groove (17) is in a conical shape with a large caliber at the lower end and a small caliber at the upper end, and the mounting bag (7) can be completely filled with the clamping groove (17);
the lifting disc (3) is vertically and slidably arranged in the outer shell (1) and has magnetism, the lifting disc (3) is fixedly connected with the pull ring (5) through a connecting assembly, the connecting assembly penetrates through the top wall of the outer shell (1), an opening matched with the connecting assembly is formed in the outer shell (1), and the pull ring (5) and the lifting disc (3) cannot penetrate through the opening;
a plurality of mounting cavities (8) are formed in the lifting disc (3), the mounting cavities (8) radially extend along the lifting disc (3), the mounting cavities (8) are uniformly distributed in the circumferential direction of the lifting disc (3), permanent magnets (9) are arranged in the mounting cavities (8) in a sliding mode, the permanent magnets (9) are located in the middle of the mounting cavities (8) and connected with the end walls of the mounting cavities (8) through reset pieces (10), the number of the mounting bags (7) is matched with that of the mounting cavities (8), and the mounting bags are correspondingly located right below the outer ends of the mounting cavities (8);
lifting disk (3) middle part top an organic whole is provided with erection column (11), seted up mounting groove (12) of a plurality of perpendicular settings in erection column (11), mounting groove (12) quantity matches with installation cavity (8), and the lower extreme passes through connecting hole (15) and installation cavity (8) outer end intercommunication, and is a plurality of equal sealed slip disposes piston block (13) in mounting groove (12), equal fixedly connected with dead lever (14) in piston block (13) upper end, and is a plurality of mounting groove (12) and mutual fixed connection are worn out to dead lever (14) upper end, permanent magnet (9) sealed slip dispose in installation cavity (8), venthole (16) have still been seted up on erection column (11), venthole (16) lower extreme and each installation cavity (8) inner intercommunication.
2. The mechanical anti-deviation road block according to claim 1, wherein the connecting assembly comprises a first connecting rod (4) and a second connecting rod (6), the second connecting rod (6) is slidably disposed in the opening at the upper end of the outer casing (1), the upper end of the second connecting rod is fixedly connected with the pull ring (5), the lower end of the second connecting rod is fixedly connected with the first connecting rod (4), the lower end of the fixing rod (14) is provided with a groove, and the side wall of the groove is fixedly connected with the outer wall of the mounting post (11).
3. The mechanical anti-deviation road block according to claim 1, wherein the notch (18) of the clamping groove (17) is in an inverted cone shape with a large top and a small bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011516592.4A CN112796251B (en) | 2020-12-21 | 2020-12-21 | Mechanical anti-deviation road isolation pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011516592.4A CN112796251B (en) | 2020-12-21 | 2020-12-21 | Mechanical anti-deviation road isolation pier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112796251A CN112796251A (en) | 2021-05-14 |
| CN112796251B true CN112796251B (en) | 2022-06-17 |
Family
ID=75807073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011516592.4A Active CN112796251B (en) | 2020-12-21 | 2020-12-21 | Mechanical anti-deviation road isolation pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112796251B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115748541B (en) * | 2022-11-30 | 2024-09-03 | 山东路科公路信息咨询有限公司 | Wisdom traffic safety protection stake mounting structure |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2307272A1 (en) * | 1975-04-09 | 1976-11-05 | Tuffet Pierre | ROAD SIGNALING WARNING METHOD AND SYSTEM WITH AUTHORIZED SPEED DISPLAY |
| US6019392A (en) * | 1998-11-18 | 2000-02-01 | Takata, Inc. | Variable level seatbelt energy management device |
| JP2001160283A (en) * | 1999-12-01 | 2001-06-12 | Hitachi Ltd | Disk device |
| WO2007148408A1 (en) * | 2006-06-19 | 2007-12-27 | Hamamatsu Photonics K.K. | Surface activation method and surface activation equipment of vapor, liquid or solid, and vapor, liquid or solid activated by using them |
| CN101579833B (en) * | 2009-06-05 | 2011-08-31 | 东华大学 | High efficiency controllable multiple wheel head magnetic rheology polishing device |
| CN102126563B (en) * | 2011-01-21 | 2012-12-26 | 南京航空航天大学 | Aircraft landing gear drop lifting force simulating device |
| CN102162499B (en) * | 2011-03-04 | 2016-03-30 | 海尔集团公司 | A kind of damping changing impact damper and use the roller washing machine of this vibration damper |
| CN102719965B (en) * | 2012-06-09 | 2014-09-17 | 浙江引力纺织机械有限公司 | Anti-fatigue self-reset vertical hook and jacquard lifting component with same |
| CN103148159B (en) * | 2013-03-18 | 2014-12-31 | 中国人民解放军装甲兵工程学院 | Composite actuator and control method thereof |
| CN104674705A (en) * | 2013-11-26 | 2015-06-03 | 西安奥赛福科技有限公司 | Intelligent barricade device |
| CN105004482A (en) * | 2015-07-14 | 2015-10-28 | 西安交通大学 | Dynamic balancing method through electromagnetic controlling for magnetorheological fluid |
| CN105930938B (en) * | 2016-05-10 | 2019-06-21 | 重庆大学 | Floatation type blower off-load method based on MR damper semi-active structural co ntrol |
| CN108287180B (en) * | 2017-12-08 | 2023-11-07 | 浙江师范大学 | Magnetorheological fluid sedimentation detection device simulating actual working conditions |
| CN108037700A (en) * | 2017-12-13 | 2018-05-15 | 杭州电子科技大学 | A kind of magnetic current body controlling means |
| CN108089495A (en) * | 2017-12-13 | 2018-05-29 | 杭州电子科技大学 | A kind of magnetic current member control apparatus |
| CN109491095B (en) * | 2018-12-24 | 2024-06-04 | 义乌市宇灿工艺品有限公司 | Kaleidoscope |
| CN110320145A (en) * | 2019-07-10 | 2019-10-11 | 李阳 | A kind of magnetic fluid guide device and its application method for rock gap analysis |
| CN110344347A (en) * | 2019-07-12 | 2019-10-18 | 沈阳建筑大学 | A kind of bladder-type magnetic rheology elastic body automatic alarm height-limiting bar |
| CN110761180A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Intelligent pier and construction method thereof |
| CN112016805B (en) * | 2020-07-23 | 2023-06-06 | 上海工程技术大学 | Magnetorheological fluid performance evaluation method and system |
-
2020
- 2020-12-21 CN CN202011516592.4A patent/CN112796251B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112796251A (en) | 2021-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207314392U (en) | A kind of municipal well lid of Quick drainage | |
| CN112796251B (en) | Mechanical anti-deviation road isolation pier | |
| CN104389278B (en) | A kind of Pneumatic elevation folding warning board | |
| CN113137547A (en) | Building engineering surveying and mapping device with toppling protection function | |
| CN214744670U (en) | Building engineering surveying and mapping device with toppling protection function | |
| CN217205387U (en) | Beam column joint different-strength concrete construction joint stubble blocking air bag | |
| CN108824202B (en) | Support system for concrete cable-stayed bridge hanging basket installation and tower area beam cast-in-situ construction | |
| CN214728547U (en) | Navigator with anticollision function | |
| CN111236042B (en) | Bridge vibration damper | |
| CN212046769U (en) | Air spring device and automobile | |
| CN201598588U (en) | Anti-collision barrel | |
| CN219522512U (en) | Plastic film shell for concrete pouring | |
| CN211574132U (en) | High damping force shock absorber bottom valve compression system | |
| CN109083035B (en) | Automatically extensible road construction indicating plate applicable to sand blown areas | |
| CN217128070U (en) | Isolation column | |
| CN207106092U (en) | A kind of beach buggy strong shock-absorbing support of fast demountable formula | |
| CN212443253U (en) | Magnetic steel vacuum extrusion device | |
| CN212796568U (en) | Electric vehicle charging pile convenient to move | |
| CN112319275A (en) | Buried charging pile for new energy automobile | |
| CN219732086U (en) | Well cover | |
| CN220847251U (en) | Site vehicle management device | |
| CN212561158U (en) | Expansion device of highway bridge guardrail | |
| CN210191206U (en) | Wall-hanging electric pile that fills | |
| CN220521431U (en) | Reinforcing structure for rock-soil pile foundation | |
| CN210106471U (en) | Bicycle jiffy stand air spring mounting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220527 Address after: 253000 No. 6-1-1101, Debai Rose Garden community, Qihe County, De Zhou City, Shandong Province Applicant after: Shandong Xiangrui road and Bridge Engineering Co.,Ltd. Address before: No. 668, Taoyuan Road, Lengshuitan District, Yongzhou City, Hunan Province Applicant before: Liu Jialun |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |