CN113789743A - Automatic remove flexible stake of roadblock of tide - Google Patents

Automatic remove flexible stake of roadblock of tide Download PDF

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Publication number
CN113789743A
CN113789743A CN202111196867.5A CN202111196867A CN113789743A CN 113789743 A CN113789743 A CN 113789743A CN 202111196867 A CN202111196867 A CN 202111196867A CN 113789743 A CN113789743 A CN 113789743A
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China
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gear
telescopic
meshing
condensation
transverse
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Granted
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CN202111196867.5A
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Chinese (zh)
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CN113789743B (en
Inventor
谢国喜
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Checsc Highway Maintenance And Test Technology Co ltd
China Highway Engineering Consultants Corp
CHECC Data Co Ltd
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Individual
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Publication of CN113789743B publication Critical patent/CN113789743B/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E01F13/044Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
    • E01F13/046Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface the obstructing members moving up in a translatory motion, e.g. telescopic barrier posts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/265Drying gases or vapours by refrigeration (condensation)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/80Water

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Air-Flow Control Members (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention belongs to the field of traffic roadblocks, and relates to an automatic moisture removal roadblock telescopic pile which comprises a shell, wherein a longitudinal telescopic cavity is arranged above the shell, a longitudinal telescopic device is arranged in the longitudinal telescopic cavity and used for lifting or withdrawing the telescopic pile, a transverse transmission cavity is arranged at the left side of the shell, a transverse transmission device is arranged in the transverse transmission cavity and used for moving the telescopic pile left and right. When the telescopic piles are required to be used, the same motor is used for driving the telescopic piles to be completely extended, and then the longitudinal transmission and the transverse transmission are respectively separated from and meshed with each other, so that the telescopic piles are meshed with the transverse bevel gears through adjustment on the basis that the telescopic piles are completely extended to form roadblocks, the movability of the telescopic piles is realized, the telescopic roadblocks can be used as fixed roadblocks, the distance can be changed to form vehicle width-limited roadblocks, the motor is used for driving the lower condensing device while working, the contact rate and the contact area of air and the condensing device are increased, and the dehumidifying treatment is effectively carried out on the device.

Description

Automatic remove flexible stake of roadblock of tide
Technical Field
The invention belongs to the field of traffic roadblocks, and particularly relates to a roadblock telescopic pile capable of automatically removing moisture.
Background
As is well known, the retractable barricade, which is a fixed barricade convenient to use, has been used for a long time in various places, its reliable protection against forceful impacts makes it also applicable in many other places, but the telescopic piles act as a kind of fixed barricade, the defect is obvious, and nowadays, most districts or parking lots slowly abandon the telescopic piles for an important reason, namely because the telescopic piles are unfavorable for maintenance and easy to cause accidents, because the pile bodies of the telescopic piles are often fixed in a place and cannot be adjusted, therefore, the use is very inconvenient, and if the pedestrian is easy to be knocked up by mistake at night to cause accidents, when the telescopic pile is lifted up, any vehicle can not pass through when the telescopic pile is lifted up, if the vehicle comes and comes, the vehicle is often inconvenient, and moreover, the telescopic piles are buried underground and are very easy to damp, so that the vehicle is difficult to maintain in time when faults occur.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an automatic moisture removal roadblock telescopic pile.
The purpose of the invention can be realized by the following technical scheme: the utility model provides an automatic remove flexible stake of roadblock of tide, includes the casing, the casing top is equipped with vertical flexible chamber, vertical flexible intracavity is equipped with vertical telescoping device, and vertical telescoping device is used for lifting flexible stake or withdrawing, the casing left side is equipped with the transverse transmission chamber, the transverse transmission intracavity is equipped with transverse transmission, and transverse transmission is used for controlling flexible stake, the casing below is equipped with the condensation and removes damp chamber, the condensation removes damp intracavity and is equipped with the condensation and removes damp device, and the condensation removes damp device and is used for forming the backward flow and discharges away with the moist air cooling condensation in the flexible stake.
Preferably, the longitudinal telescopic device comprises a main motor fixed on the lower side wall of the shell, the output end of the main motor is provided with a motor output shaft, an output bevel gear is fixedly arranged at the top end of the motor output shaft, a transmission gear shaft is arranged on the right side wall of the shell in a rotating mode, a transmission bevel gear is fixedly arranged on the transmission gear shaft, a telescopic pile lifting cylinder is arranged above the longitudinal telescopic cavity in a sliding mode, a longitudinal gear shaft is arranged in the telescopic pile lifting cylinder in a rotating mode, and a longitudinal rotating block is arranged at the bottom end of the longitudinal gear shaft in a rotating mode.
Preferably, a lifting meshing gear is fixedly arranged above the longitudinal gear shaft and meshed with the thread groove, a longitudinal bevel gear is fixedly arranged below the longitudinal gear shaft, the thread groove is fixedly arranged on the side surface of the telescopic pile lifting column body in a surrounding mode, a disengaging and meshing device is arranged below the telescopic pile lifting column body and used for controlling the longitudinal bevel gear and the transverse bevel gear to be meshed or disengaged.
Preferably, the disengaging gear sets up including rotating two cooperation piece pivots on the lateral wall around the casing, every all fixed cooperation piece that is equipped with in the cooperation piece pivot, all slide in the cooperation piece both ends and be equipped with the cylinder slider, it is equipped with fixed rotary column to rotate on the cylinder slider, fixed rotary column with be connected with expanding spring between the cooperation piece, the right-hand member fixed rotary column with vertical turning block fixed connection.
Preferably, the transverse transmission device comprises a meshing gear shaft which is rotatably arranged in the transverse transmission cavity, a large meshing gear is fixedly arranged at the left end of the meshing gear shaft, a transverse bevel gear is fixedly arranged at the right end of the meshing gear shaft, a transverse rotating block is rotatably arranged at the top end of the meshing gear shaft, the transverse rotating block is fixedly connected with the fixed rotating column at the left end, and a meshing thread plate is fixedly arranged at the right side in the transverse transmission cavity.
Preferably, the condensation removes damp device is including fixed setting up motor output epaxial output shaft gear, the condensation removes damp chamber lateral wall and goes up the fixed fan dead lever that is equipped with, the fixed fan cover block that is equipped with on the fan dead lever, fan cover block internal rotation is equipped with the fan pivot, fan pivot end is equipped with the screw thread, fan pivot end screw thread department with output shaft gear engagement, the fixed air suction fan that is equipped with in top under the fan pivot, the condensation removes damp chamber and rotates on the lateral wall and is equipped with the circular telegram pivot, the fixed toper clot that is equipped with in the circular telegram pivot, be equipped with twill condensation spout on the toper clot, the condensation removes damp chamber and fixes on the lateral wall and is equipped with the comdenstion water discharge pipe down.
When the telescopic pile needs to be lifted, the main motor is started, the output bevel gear is driven to rotate through the motor output shaft, the transmission bevel gear is meshed with the output bevel gear to rotate, the longitudinal bevel gear starts to rotate and drives the lifting meshing gear to rotate, meanwhile, the meshing thread groove enables the telescopic pile lifting cylinder to be lifted upwards, when the telescopic pile lifting cylinder is lifted to a certain degree, the lifting meshing gear is meshed with the bottom end of the thread groove at the moment, the matching block rotating shaft rotates simultaneously, the longitudinal bevel gear is lifted through the fixed rotating column, the meshing gear for longitudinal lifting is disengaged, two longitudinal meshing gears and two transverse meshing gears of the device are controlled in a unified mode, longitudinal meshing motion and transverse meshing motion are not affected mutually, and the device is convenient for other motions to be carried out simultaneously.
When the transverse position of the telescopic pile needs to be adjusted, the longitudinal bevel gear is lifted due to the rotation of the rotating shaft of the matching block, the transverse bevel gear on the other side is pulled to the position of the output bevel gear to be meshed, the main motor continues to operate at the moment, the large meshed gear starts to rotate through meshing, the large meshed gear is meshed with the meshed threaded plate, the telescopic pile can transversely move integrally, the longitudinal bevel gear is in a disengaged state when the transverse bevel gear and the output bevel gear are in a meshed state, and the transverse bevel gear is in a disengaged state when the longitudinal bevel gear and the output bevel gear are in a meshed state.
When the motor is in an operating state, the motor output shaft drives the output shaft gear to rotate, a fan rotating shaft which is sleeved in the fan sleeve and is meshed with the fan rotating shaft starts to rotate, air is discharged into the lower part, the air flow passes through the twill condensation chute on the conical cold block to enable the conical cold block to rotate, the lower part is electrified, the conical cold block is in contact condensation with the air flow in a rotating process and flows to a condensate water discharge pipe through the twill condensation chute, the contact area of the air flow and a condensation device is greatly increased by the aid of the conical and revolvable mode, air in the device is enabled to be sufficiently dehumidified, and the air is discharged after being condensed with the water flow.
Compared with the prior art, this flexible stake of roadblock of automatic dehumidification has following advantage:
1. the two longitudinal and transverse meshing gears of the device are controlled in a unified mode, so that longitudinal and transverse meshing motions are not affected by each other, and the device can conveniently perform other motions at the same time.
2. The device utilizes the mutual separation or meshing between the gears to ensure that the whole telescopic pile can transversely move, and not only can be used as a telescopic roadblock, but also can be used as a width limiting roadblock.
3. The device greatly improves the contact area of the airflow and the condensing device by utilizing a conical and rotatable mode, so that the air in the device is fully dehumidified, and the water flow is condensed and then discharged.
Drawings
Fig. 1 is a schematic structural view of the automatic moisture removing roadblock telescopic pile.
Fig. 2 is a variation of the structure of fig. 1.
Fig. 3 is an enlarged view of a structure a in fig. 1.
Fig. 4 is an enlarged view of the structure at B in fig. 1.
Fig. 5 is a three-dimensional view of the appearance of the present automatic moisture removal barrier stake.
In the figure, 10, the housing; 11. a longitudinally telescoping cavity; 12. a transverse transmission cavity; 13. a condensing and dehumidifying cavity; 14. a main motor; 15. an output shaft of the motor; 16. an output shaft gear; 17. an output bevel gear; 18. a drive gear shaft; 19. a drive bevel gear; 20. a longitudinal gear shaft; 21. a lifting meshing gear; 22. lifting the column body by the telescopic pile; 23. a thread groove; 24. a longitudinal turning block; 25. a transverse rotating block; 26. a matching block rotating shaft; 27. a matching block; 28. a cylindrical slider; 29. fixing the rotary column; 30. a tension spring; 31. a large meshing gear; 32. a meshing gear shaft; 33. a transverse bevel gear; 34. engaging the threaded plate; 35. a fan fixing rod; 36. a fan rotating shaft; 37. an air suction fan; 38. a fan sleeve block; 39. electrifying the rotating shaft; 40. conical cold coagulation; 41. a diagonal condensing chute; 42. a condensed water discharge pipe; 43. a longitudinal bevel gear.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, an automatic remove flexible stake of roadblock of tide, including casing 10, casing 10 top is equipped with vertical flexible chamber 11, be equipped with vertical telescoping device in the vertical flexible chamber 11, vertical telescoping device is used for lifting flexible stake or withdrawing, casing 10 left side is equipped with transverse transmission chamber 12, be equipped with transverse transmission in the transverse transmission chamber 12, transverse transmission is used for controlling flexible stake, casing 10 below is equipped with condensation and removes damp chamber 13, the condensation removes damp intracavity 13 and is equipped with condensation and removes damp device, condensation removes damp device and is used for forming the backward flow with the moist air cooling condensation in the flexible stake and discharges away.
As shown in fig. 1 and 2, the longitudinal telescopic device includes a main motor 14 fixed on the lower side wall of the housing 10, an output end of the main motor 14 is provided with a motor output shaft 15, an output bevel gear 17 is fixedly arranged at the top end of the motor output shaft 15, a transmission gear shaft 18 is rotatably arranged on the right side wall of the housing 10, a transmission bevel gear 19 is fixedly arranged on the transmission gear shaft 18, a telescopic pile lifting column 22 is slidably arranged above the longitudinal telescopic cavity 11, a longitudinal gear shaft 20 is rotatably arranged in the telescopic pile lifting column 22, and a longitudinal rotating block 24 is rotatably arranged at the bottom end of the longitudinal gear shaft 20.
As shown in fig. 1, 2 and 3, a lifting meshing gear 21 is fixedly arranged above the longitudinal gear shaft 20, the lifting meshing gear 21 meshes with the thread groove 23, a longitudinal bevel gear 43 is fixedly arranged below the longitudinal gear shaft 20, the thread groove 23 is fixedly arranged on the side surface of the telescopic pile lifting column 22 in a surrounding manner, and a disengaging device is arranged below the telescopic pile lifting column 22 and is used for controlling the longitudinal and transverse bevel gears to mesh or disengage.
As shown in fig. 1, 2 and 3, the disengaging gear includes two matching block rotating shafts 26 rotatably disposed on the front and rear side walls of the housing 10, each matching block rotating shaft 26 is fixedly provided with a matching block 27, the two ends of the matching block 27 are slidably provided with cylindrical sliders 28, the cylindrical sliders 28 are rotatably provided with fixed rotating posts 29, an expansion spring 30 is connected between the fixed rotating posts 29 and the matching block 27, and the right end fixed rotating posts 29 are fixedly connected with the longitudinal rotating block 24.
As shown in fig. 1 and 2, the transverse transmission device includes a meshing gear shaft 32 rotatably disposed in the transverse transmission cavity 12, a large meshing gear 31 is fixedly disposed at the left end of the meshing gear shaft 32, a transverse bevel gear 33 is fixedly disposed at the right end of the meshing gear shaft 32, a transverse rotating block 25 is rotatably disposed at the top end of the meshing gear shaft 32, the transverse rotating block 25 is fixedly connected with a left end fixed rotating column 29, and a meshing thread plate 34 is fixedly disposed at the right side in the transverse transmission cavity 12.
As shown in fig. 1, fig. 2 and fig. 4, the condensation dehumidifying device comprises an output shaft gear 16 fixedly arranged on the motor output shaft 15, a fan fixing rod 35 is fixedly arranged on the side wall of the condensation dehumidifying cavity 13, a fan sleeve block 38 is fixedly arranged on the fan fixing rod 35, a fan rotating shaft 36 is arranged in the fan sleeve block 38 in a rotating manner, a thread is arranged at the tail end of the fan rotating shaft 36, the thread at the tail end of the fan rotating shaft 36 is meshed with the output shaft gear 16, an air suction fan 37 is fixedly arranged at the lower top end of the fan rotating shaft 36, an electrified rotating shaft 39 is rotatably arranged on the side wall of the condensation dehumidifying cavity 13, a conical cold coagulation block 40 is fixedly arranged on the electrified rotating shaft 39, a twill condensation chute 41 is arranged on the conical cold coagulation block 40, and a condensation water discharge pipe 42 is fixedly arranged on the lower side wall of the condensation dehumidifying cavity 13.
When the telescopic pile needs to be lifted, the main motor 14 is started, the output bevel gear 17 is driven to rotate through the motor output shaft 15, the transmission bevel gear 19 is meshed with the output bevel gear 17 to rotate, the longitudinal bevel gear 43 starts to rotate and drives the lifting meshing gear 21 to rotate, meanwhile, the meshing thread groove 23 enables the telescopic pile lifting cylinder 22 to be lifted upwards, when the telescopic pile lifting cylinder 22 is lifted to a certain degree, the lifting meshing gear 21 is meshed with the bottom end of the thread groove 23, the matching block rotating shaft 26 rotates, the longitudinal bevel gear 43 is lifted through the fixed rotating column 29, the longitudinally lifted meshing gear is disengaged, two longitudinal meshing gears and two transverse meshing gears of the device are controlled in a unified mode, the longitudinal meshing motion and the transverse meshing motion are not influenced, and the device is convenient to perform other motions at the same time.
When the transverse position of the telescopic pile needs to be adjusted, the longitudinal bevel gear 43 is lifted due to the rotation of the matching block rotating shaft 26, the transverse bevel gear 33 on the other side is pulled to the output bevel gear 17 to be meshed, at the moment, the main motor 14 continues to operate, the large meshing gear 31 starts to rotate through meshing, the large meshing gear 31 is meshed with the meshing thread plate 34, the whole telescopic pile can transversely move, the longitudinal bevel gear 43 is in a disengaged state when the transverse bevel gear 33 is meshed with the output bevel gear 17, and the transverse bevel gear 33 is in a disengaged state when the longitudinal bevel gear 43 is meshed with the output bevel gear 17.
When the motor is in an operating state, the motor output shaft 15 drives the output shaft gear 16 to rotate, so that the fan rotating shaft 36 which is sleeved in the fan sleeve block 38 and is meshed with the fan rotating shaft starts to rotate, air is discharged into the lower part, the air flow passes through the inclined-grain condensation chute 41 on the conical cold-grain block 40 to enable the conical cold-grain block 40 to rotate, the lower power-on rotating shaft 39 is powered on, the conical cold-grain block 40 is in contact condensation with the air flow in the rotating process and flows to the condensate water discharge pipe 42 through the inclined-grain condensation chute 41, the contact area of the air flow and the condensation device is greatly increased by the aid of the conical and rotatable mode, and the air in the device is sufficiently dehumidified and is discharged after water flow condensation.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (6)

1. The utility model provides an automatic remove flexible stake of roadblock of tide, includes casing (10), its characterized in that, casing (10) top is equipped with vertical flexible chamber (11), be equipped with vertical telescoping device in vertical flexible chamber (11), vertical telescoping device is used for lifting flexible stake or withdrawing, casing (10) left side is equipped with transverse transmission chamber (12), be equipped with transverse transmission in transverse transmission chamber (12), transverse transmission is used for controlling flexible stake, casing (10) below is equipped with condensation and removes damp chamber (13), be equipped with condensation and remove damp device in condensation and remove damp chamber (13), condensation removes damp device and is used for forming the backward flow and discharges with the moist air cooling condensation in the flexible stake.
2. An automatic moisture removal barricade telescopic pile according to claim 1, wherein: vertical telescoping device is including fixing main motor (14) on lateral wall under casing (10), main motor (14) output is equipped with motor output shaft (15), motor output shaft (15) top is fixed and is equipped with output bevel gear (17), it is equipped with drive gear axle (18) to rotate on casing (10) right side wall, the fixed drive bevel gear (19) that is equipped with on drive gear axle (18), it is equipped with flexible stake lifting cylinder (22) to slide in vertical flexible chamber (11) top, flexible stake lifting cylinder (22) internal rotation is equipped with vertical gear shaft (20), vertical gear shaft (20) bottom is rotated and is equipped with vertical turning block (24).
3. An automatic moisture removal barricade telescopic pile according to claim 2, wherein: the lifting and meshing device is characterized in that a lifting and meshing gear (21) is fixedly arranged above the longitudinal gear shaft (20), the lifting and meshing gear (21) is meshed with the thread groove (23), a longitudinal bevel gear (43) is fixedly arranged below the longitudinal gear shaft (20), the thread groove (23) is fixedly arranged on the side surface of the telescopic pile lifting cylinder (22) in a surrounding mode, a disengaging and meshing device is arranged below the telescopic pile lifting cylinder (22), and the disengaging and meshing device is used for controlling the engagement or disengagement of the longitudinal bevel gear and the transverse bevel gear.
4. An automatic moisture removal barricade telescopic pile according to claim 3, wherein: disengaging gear is in including rotating two cooperation piece pivot (26) on lateral wall around casing (10), every all fixed cooperation piece (27) of being equipped with on cooperation piece pivot (26), all slide in cooperation piece (27) both ends and be equipped with cylinder slider (28), it is equipped with fixed rotary column (29) to rotate on cylinder slider (28), fixed rotary column (29) with be connected with expanding spring (30), right-hand member between cooperation piece (27) fixed rotary column (29) with vertical rotary block (24) fixed connection.
5. An automatic moisture removal barricade telescopic pile according to claim 4, wherein: the transverse transmission device comprises a meshing gear shaft (32) which is rotatably arranged in a transverse transmission cavity (12), a large meshing gear (31) is fixedly arranged at the left end of the meshing gear shaft (32), a transverse bevel gear (33) is fixedly arranged at the right end of the meshing gear shaft (32), a transverse rotating block (25) is rotatably arranged at the top end of the meshing gear shaft (32), the transverse rotating block (25) is fixedly connected with the left end of the fixed rotating column (29), and a meshing thread plate (34) is fixedly arranged at the inner right side of the transverse transmission cavity (12).
6. An automatic moisture removal barricade telescopic pile according to claim 5, wherein: the condensation dehumidifying device comprises an output shaft gear (16) fixedly arranged on the output shaft (15) of the motor, a fan fixing rod (35) is fixedly arranged on the side wall of the condensation moisture-removing cavity (13), a fan sleeve block (38) is fixedly arranged on the fan fixing rod (35), a fan rotating shaft (36) is rotationally arranged in the fan sleeve block (38), the tail end of the fan rotating shaft (36) is provided with a thread, the thread position at the tail end of the fan rotating shaft (36) is meshed with the output shaft gear (16), the lower top end of the fan rotating shaft (36) is fixedly provided with an air suction fan (37), the lower side wall of the condensation dehumidifying cavity (13) is rotatably provided with an electrifying rotating shaft (39), a conical cold coagulation block (40) is fixedly arranged on the electrifying rotating shaft (39), a twill condensation chute (41) is arranged on the conical cold coagulation block (40), and a condensed water discharge pipe (42) is fixedly arranged on the lower side wall of the condensation dehumidifying cavity (13).
CN202111196867.5A 2021-10-14 2021-10-14 Automatic remove flexible stake of roadblock of tide Active CN113789743B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111196867.5A CN113789743B (en) 2021-10-14 2021-10-14 Automatic remove flexible stake of roadblock of tide

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Application Number Priority Date Filing Date Title
CN202111196867.5A CN113789743B (en) 2021-10-14 2021-10-14 Automatic remove flexible stake of roadblock of tide

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CN113789743A true CN113789743A (en) 2021-12-14
CN113789743B CN113789743B (en) 2022-11-29

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140147201A1 (en) * 2011-03-31 2014-05-29 Atg Access Ltd Bollards
CN209482196U (en) * 2018-11-24 2019-10-11 安徽择正公路工程有限责任公司 A kind of adjustable limit for width height limiter of highway bridge
CN209879771U (en) * 2019-03-07 2019-12-31 黄河水利职业技术学院 Geometric projection device for advanced math teaching
CN110965497A (en) * 2019-12-19 2020-04-07 嵊州米想道路设施有限公司 Liftable self-cleaning road height limiting rod for traffic control
CN211057662U (en) * 2019-09-17 2020-07-21 西安培华学院 Multi-functional roadblock subassembly of wisdom traffic
CN111764319A (en) * 2020-08-03 2020-10-13 厦门道塑汽车用品有限公司 Device for rapidly processing ETC fee evasion vehicle
CN112030815A (en) * 2020-09-03 2020-12-04 福州阁梦展科技有限公司 Rural area road speed reduction limit for width road mound

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140147201A1 (en) * 2011-03-31 2014-05-29 Atg Access Ltd Bollards
CN209482196U (en) * 2018-11-24 2019-10-11 安徽择正公路工程有限责任公司 A kind of adjustable limit for width height limiter of highway bridge
CN209879771U (en) * 2019-03-07 2019-12-31 黄河水利职业技术学院 Geometric projection device for advanced math teaching
CN211057662U (en) * 2019-09-17 2020-07-21 西安培华学院 Multi-functional roadblock subassembly of wisdom traffic
CN110965497A (en) * 2019-12-19 2020-04-07 嵊州米想道路设施有限公司 Liftable self-cleaning road height limiting rod for traffic control
CN111764319A (en) * 2020-08-03 2020-10-13 厦门道塑汽车用品有限公司 Device for rapidly processing ETC fee evasion vehicle
CN112030815A (en) * 2020-09-03 2020-12-04 福州阁梦展科技有限公司 Rural area road speed reduction limit for width road mound

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Inventor after: Yang Xuan

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