CN113279345A - Height-adjustable bridge height limiting device for municipal roads - Google Patents
Height-adjustable bridge height limiting device for municipal roads Download PDFInfo
- Publication number
- CN113279345A CN113279345A CN202110397237.8A CN202110397237A CN113279345A CN 113279345 A CN113279345 A CN 113279345A CN 202110397237 A CN202110397237 A CN 202110397237A CN 113279345 A CN113279345 A CN 113279345A
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- Prior art keywords
- height
- wall
- rod
- fixedly connected
- fixed
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/048—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage with obstructing members moving in a translatory motion, e.g. vertical lift barriers, sliding gates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of municipal administration, and discloses a height-adjustable bridge height limiting device for a municipal highway, which comprises a fixed pile, wherein the upper surface of the fixed pile is fixedly connected with a fixed column, the upper end of the outer wall of the fixed column is sleeved with an adjusting mechanism, a spring is arranged between the lower side of the adjusting mechanism and the fixed pile, the spring is sleeved on the outer wall of the fixed column, the right side of the adjusting mechanism is fixedly connected with a height limiting rod, a friction plate is supported and deformed through an arc plate when the height-adjustable bridge height limiting device is used, the friction force between the height-adjustable bridge height limiting device and the fixed column can be increased, the position is locked and cannot move, a cleaning mechanism can blow off dust and iron rust on the surfaces of a pressure plate and the friction plate, long-time abrasion or corrosion is avoided, when the height-adjustable bridge height limiting device needs to move, a pull rope to move backwards to enable the connecting rod to move rightwards so as to release the fixed column, then pull ropes on the two sides are pulled downwards together so as to enable the spring to deform or release the height-adjustable bridge height limiting rod or lift up, the height of the height limiting rod can be conveniently adjusted.
Description
Technical Field
The invention relates to the technical field of municipal administration, in particular to a height-adjustable bridge height limiting device for a municipal highway.
Background
Traffic safety can be ensured better to the limit for height pole, play the effect that prevents the vehicle superelevation well, protection road and bridge facility, along with the progress of science and technology, people are increasingly high to the requirement of limit for height pole, current limit for height device is not convenient for adjust the height of limit for height pole according to actual need, for example carry out the lane management and control often can change the suitability vehicle often, ordinary limit for height device uses very inconveniently, be not convenient for satisfy people's user demand, therefore we have proposed a height-adjustable's municipal bridge limit for height device, be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to provide a height-adjustable bridge height limiting device for a municipal highway, and the height of a height-limiting rod can be conveniently adjusted.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a height-adjustable bridge limit for height device for town road, includes the spud pile, the last fixed surface of spud pile is connected with the fixed column, adjustment mechanism has been cup jointed to the outer wall upper end of fixed column, be provided with the spring between adjustment mechanism's downside and the spud pile, the spring cup joints the outer wall at the fixed column, adjustment mechanism's right side fixedly connected with limit for height pole.
Preferably, the adjusting mechanism comprises a fixed shell, a winding pile, a pull rope, a fixed box, a balancing weight, a connecting block, an extrusion block, a secondary fixed shell, a telescopic rod, a threaded rod, a sliding cylinder, a connecting rod and a friction mechanism, wherein the left side of the fixed shell is provided with four through holes, the right side of the fixed shell is provided with a pull hole, the upper end of the fixed column penetrates through the left side of the fixed shell, the inner wall of the right side of the fixed shell is rotatably connected with the winding pile through a bearing, the pull rope is wound on the outer wall of the winding pile, the lower end of the pull rope penetrates through the fixed shell and extends to the lower side of the fixed shell, the left end of the winding pile is fixedly connected with the right side of the outer wall of the fixed box, the lower surface of the balancing weight is fixedly connected with the upper end of the connecting block, the lower end of the connecting block penetrates through the fixed box and is fixedly connected with the secondary fixed shell on the upper surface of the extrusion block, and the upper surface of the extrusion block is movably connected with the inner wall of the fixed box through a spring, the right side of the inner wall of the secondary fixed shell is rotatably connected with the right end of the telescopic rod through a bearing, the left end of the telescopic rod is fixedly connected to the right end of the threaded rod, the outer wall of the threaded rod is in threaded connection with the left side of the secondary fixed shell, the left end of the threaded rod is connected to the right end of the sliding barrel in an inserting mode, the left end of the connecting rod is fixedly connected to the left side outer wall of the threaded rod, and the friction mechanism is arranged at the right end of the connecting rod.
Preferably, the friction mechanism includes fixed block, friction plate, arc, spliced pole, clamp plate, clean mechanism, the left end of fixed block and the right-hand member fixed connection of connecting rod, right side fixed connection in the left side of friction plate, the front end fixed connection of arc is at the outer wall of friction plate, the rear end fixed connection of arc is at the left end of spliced pole, the right-hand member fixed connection of spliced pole is in the left side of clamp plate, the outer wall of clamp plate and the right side contact of friction plate, clean mechanism sets up between arc and friction plate.
Preferably, the cleaning mechanism comprises a supporting arc-shaped rod, an air bag, a limiting piece, a fixing ring, a connecting rope, an expansion rod, a track rod, an expansion plate and an air pipe, the right end of the supporting arc-shaped rod is fixedly connected to the left side of the pressing plate, the left end of the supporting arc-shaped rod penetrates through the air bag and is fixedly connected to the right side of the limiting piece, the left end of the outer wall of the air bag is fixedly connected to the right side of the limiting piece, the fixing ring is fixedly connected to the left side of the inner wall of the air bag, the right side of the fixing ring is fixedly connected to the left end of the connecting rope, the right end of the connecting rope is fixedly connected to the right end of the expansion rod, the left end of the expansion rod penetrates through the front side of the track rod and the expansion plate, the right end of the expansion rod is movably connected to the outer wall of the track rod through a spring, the right end of the track rod is fixedly connected to the right side of the inner wall of the air bag, the right side of the outer wall of the air bag is fixedly connected to the left side of the outer wall of the friction plate, the left end of the air pipe is communicated with the air bag, the right end of the air pipe is communicated with the friction plate, and the left side of the friction plate and the inside of the air pipe are both provided with one-way valves.
Preferably, the threaded rod is provided with a thread structure only on the right side.
Preferably, the diameter of the secondary stationary shell is smaller than the diameter of the stationary box.
Preferably, the number of the balancing weights is four.
The invention provides a height-adjustable bridge height limiting device for a municipal highway. The method has the following beneficial effects:
the invention rotates the fixed box by pulling the pull rope when in use, the balancing weight moves outwards under the influence of centrifugal force when rotating, the extrusion block presses the secondary fixed shell to rotate the secondary fixed shell, the threaded rod moves leftwards, the connecting rod touches the fixed shell to enable the friction mechanism to hold the fixed column tightly, the friction mechanism contacts the fixed column to enable the pressing plate to move leftwards, the arc plate supports and deforms the friction plate to increase the friction force with the fixed column, the position is locked and can not move, the cleaning mechanism can blow off dust and iron rust on the surfaces of the pressing plate and the friction plate, long-time abrasion or corrosion is avoided, the fixed column can be loosened by pulling the pull rope reversely to enable the connecting rod to move rightwards when in need of moving, then the pull ropes on the two sides are pulled downwards together to deform and contract the spring, or the pull rope is loosened to enable the height limiting rod to ascend, and the purpose of conveniently adjusting the height of the height limiting rod can be achieved, when the traffic camera is used, certain operation time is provided, so that an illegal driver is prevented from fast escaping after fast adjustment, and the traffic camera can clearly shoot within the operation time.
Drawings
FIG. 1 is a schematic axial side perspective view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the adjustment mechanism of the present invention;
FIG. 3 is a schematic side view, in cross section, of the retention box of the present invention;
FIG. 4 is a schematic sectional top view of the friction mechanism of the present invention;
FIG. 5 is a schematic sectional view of the cleaning mechanism of the present invention.
In the figure: the device comprises a fixing pile 1, a fixing column 2, an adjusting mechanism 3, a height limiting rod 4, a spring 5, a fixing shell 301, a winding pile 302, a pulling rope 303, a fixing box 304, a balancing weight 305, a connecting block 306, an extrusion block 307, a secondary fixing shell 308, a telescopic rod 309, a threaded rod 310, a sliding barrel 311, a connecting rod 312, a friction mechanism 313, a fixing block 201, a friction plate 202, an arc rod 203, a connecting column 204, a pressing plate 205, a cleaning mechanism 206, a supporting arc rod 601, an air bag 602, a limiting plate 603, a fixing ring 604, a connecting rope 605, a capacity expansion rod 606, a track rod 607, a capacity expansion plate 608 and an air pipe 609.
Detailed Description
As shown in fig. 1 to 5, the present invention provides a technical solution: a height-adjustable bridge height limiting device for a municipal highway comprises a fixed pile 1, wherein the upper surface of the fixed pile 1 is fixedly connected with a fixed column 2, the upper end of the outer wall of the fixed column 2 is sleeved with an adjusting mechanism 3, a spring 5 is arranged between the lower side of the adjusting mechanism 3 and the fixed pile 1, the spring 5 is sleeved on the outer wall of the fixed column 2, and the right side of the adjusting mechanism 3 is fixedly connected with a height limiting rod 4;
the adjusting mechanism 3 comprises a fixed shell 301, a winding pile 302, a pull rope 303, a fixed box 304, balancing weights 305, a connecting block 306, an extrusion block 307, a secondary fixed shell 308, a telescopic rod 309, a threaded rod 310, a sliding cylinder 311, a connecting rod 312 and a friction mechanism 313, wherein the left side of the fixed shell 301 is provided with four through holes, the right side of the fixed shell 301 is provided with a pull hole, the upper end of a fixed column 2 penetrates through the left side of the fixed shell 301, the inner wall of the right side of the fixed shell 301 is rotatably connected with the winding pile 302 through a bearing, the pull rope 303 is wound on the outer wall of the winding pile 302, the lower end of the pull rope 303 penetrates through the fixed shell 301 and extends to the lower side of the fixed shell 301, the left end of the winding pile 302 is fixedly connected with the right side of the outer wall of the fixed box 304, the lower surface of the balancing weights 305 is fixedly connected with the upper end of the connecting block 306, the number of the balancing weights 305 is four, the lower end of the connecting block 306 penetrates through the fixed box 304 and the upper surface of the secondary fixed shell 308 and is fixedly connected with the upper surface of the extrusion block 307, the diameter of the secondary fixed shell 308 is smaller than that of the fixed box 304, the upper surface of the extrusion block 307 is movably connected with the inner wall of the fixed box 304 through a spring, the right side of the inner wall of the secondary fixed shell 308 is rotatably connected with the right end of the telescopic rod 309 through a bearing, the left end of the telescopic rod 309 is fixedly connected with the right end of the threaded rod 310, the outer wall of the threaded rod 310 is in threaded connection with the left side of the secondary fixed shell 308, the left end of the threaded rod 310 is inserted into the right end of the sliding barrel 311, only the right side of the threaded rod 310 is provided with a threaded structure, the left end of the connecting rod 312 is fixedly connected with the left outer wall of the threaded rod 310, and the friction mechanism 313 is arranged at the right end of the connecting rod 312;
the friction mechanism 313 comprises a fixed block 201, a friction plate 202, an arc plate 203, a connecting column 204, a pressure plate 205 and a cleaning mechanism 206, the left end of the fixed block 201 is fixedly connected with the right end of a connecting rod 312, the right side of the connecting rod 210 is fixedly connected with the left side of the friction plate 202, the front end of the arc plate 203 is fixedly connected with the outer wall of the friction plate 202, the rear end of the arc plate 203 is fixedly connected with the left end of the connecting column 204, the right end of the connecting column 204 is fixedly connected with the left side of the pressure plate 205, the outer wall of the pressure plate 205 is in contact with the right side of the friction plate 202, and the cleaning mechanism 206 is arranged between the arc plate 203 and the friction plate 202;
the cleaning mechanism 206 comprises a supporting arc rod 601, an air bag 602, a limiting sheet 603, a fixing ring 604, a connecting rope 605, an expansion rod 606, a track rod 607, an expansion plate 608 and an air pipe 609, wherein the right end of the supporting arc rod 601 is fixedly connected to the left side of the pressing plate 205, the left end of the supporting arc rod 601 penetrates through the air bag 602, the fixing ring 604 is fixedly connected to the right side of the limiting sheet 603, the left side of the outer wall of the air bag 602 is fixedly connected to the right side of the limiting sheet 603, the fixing ring 604 is fixedly connected to the left side of the inner wall of the air bag 602, the right end of the connecting rope 605 is fixedly connected to the right end of the expansion rod 606, the left end of the expansion rod 606 penetrates through the track rod 607 and is fixedly connected to the front side of the expansion plate 608, the right end of the expansion rod 606 is movably connected to the outer wall of the track rod 607 through a spring, the right end of the track rod 607 is fixedly connected to the right side of the inner wall of the air bag 602, the right side of the outer wall of the air bag 602 is fixedly connected to the left side of the outer wall of the friction plate 202, the left end of the air pipe 609 is communicated with the air bag 602, the right end of the air pipe 609 is communicated with the friction plate 202, the left side of the friction plate 202 and the inside of the air pipe 609 are both provided with one-way valves, the fixed box 304 is rotated by pulling the pull rope 303 when in use, the balancing weight 305 moves outwards due to the influence of centrifugal force when in rotation, the extrusion block 307 presses the secondary fixed shell 308 to rotate the secondary fixed shell 308, the threaded rod 310 moves leftwards, the connecting rod 312 touches the fixed shell 301 to enable the friction mechanism 313 to tightly hold the fixed column 2, the friction mechanism 313 touches the fixed column 2 to enable the pressing plate 205 to move leftwards, the arc-shaped plate 203 supports and deforms the friction plate 202, the friction force between the arc-shaped plate 203 and the fixed column 2 can be increased, the position is locked and can not move, the cleaning mechanism 206 can blow off dust and iron rust on the surfaces of the pressing plate 205 and the friction plate 202, long-time abrasion or corrosion is avoided, when movement is needed, the pull of the pull rope 303 enables the connecting rod 312 to move rightwards to release the fixed column 2, then the pull ropes 303 at the two sides are pulled down together to deform and contract the spring 5, or the pull ropes 303 are loosened to enable the height limiting rod 4 to ascend or ascend, so that the purpose of conveniently adjusting the height of the height limiting rod can be achieved.
The working principle is as follows: when the device is used, the winding pile 302 is pulled to drive the fixing box 304 to rotate, the fixing box 304 drives the balancing weight 305 to move outwards when rotating, the balancing weight 305 moves outwards to enable the connecting block 306 to pull the extrusion block 307 to contact with the secondary fixing shell 308 to drive the secondary fixing shell 308 to rotate, after the secondary fixing shell 308 rotates, the threaded rod 310 can move leftwards due to threaded connection with the threaded rod 310, the threaded rod 310 moves leftwards to enable the connecting rod 312 to meet the fixing shell 301 and enable the friction mechanism 313 to be close to the fixing column 2, the pressing plate 205 can move leftwards when meeting the fixing column 2, the connecting column 204 pushes the arc-shaped plate 203 to press and deform the friction plate 202, the fixing column 2 can be better held tightly, the pressing plate 205 moves to enable the supporting arc-shaped rod 601 to pull the fixing ring 604 to pull the connecting rope 605 to pull the expansion rod 606 to expand the volume of the air bag 602 to enable the one-way valve on the left side of the air bag 602 to intake air, when the height of the height-limiting rod 4 needs to move and adjust, the height of the height-limiting rod 4 only needs to pull the pulling rope 303 to enable the friction mechanism 313 to be separated from the fixing column 2, then the pulling ropes 303 at the two sides are pulled down together to deform and contract the spring 5, or the pulling ropes 303 are loosened to enable the height-limiting rod 4 to ascend or ascend, so that the purpose of conveniently adjusting the height of the height-limiting rod can be achieved, after the friction mechanism 313 is separated from the fixed column 2, the air in the air bag 602 is extruded from the air pipe 609 in the process that the pressing plate 205 moves to the right, dust and rust on the surfaces of the pressing plate 205 and the friction plate 202 can be blown off, long-time abrasion or corrosion is avoided, in addition, certain operation time is provided during the use of the invention, the rapid escape after the rapid adjustment of an illegal driver is avoided, and the air bag can be clearly shot by a traffic camera within the operation time.
Claims (7)
1. The utility model provides a height-adjustable's bridge limit for height device for town road, includes spud pile (1), its characterized in that: the upper surface of the fixing pile (1) is fixedly connected with a fixing column (2), the upper end of the outer wall of the fixing column (2) is sleeved with an adjusting mechanism (3), a spring (5) is arranged between the lower side of the adjusting mechanism (3) and the fixing pile (1), the spring (5) is sleeved on the outer wall of the fixing column (2), and the right side of the adjusting mechanism (3) is fixedly connected with a height limiting rod (4).
2. The height-adjustable bridge height limiting device for the municipal highway according to claim 1, wherein: the adjusting mechanism (3) comprises a fixed shell (301), a winding pile (302), a pull rope (303), a fixed box (304), a balancing weight (305), a connecting block (306), an extrusion block (307), a secondary fixed shell (308), a telescopic rod (309), a threaded rod (310), a sliding cylinder (311), a connecting rod (312) and a friction mechanism (313), wherein four through holes are formed in the left side of the fixed shell (301), a pull hole is formed in the right side of the fixed shell (301), the upper end of the fixed column (2) penetrates through the left side of the fixed shell (301), the inner wall of the right side of the fixed shell (301) is rotatably connected with the winding pile (302) through a bearing, the pull rope (303) is wound on the outer wall of the winding pile (302), the lower end of the pull rope (303) penetrates through the fixed shell (301) and extends to the lower side of the fixed shell (301), and the left end of the winding pile (302) is fixedly connected with the right side of the outer wall of the fixed box (304), the lower surface of the balancing weight (305) is fixedly connected with the upper end of the connecting block (306), the lower end of the connecting block (306) penetrates through the fixed box (304) and is fixedly connected with the upper surface of the extrusion block (307) together with the secondary fixed shell (308), the upper surface of the extrusion block (307) is movably connected with the inner wall of the fixed box (304) through a spring, the right side of the inner wall of the secondary fixed shell (308) is rotatably connected with the right end of a telescopic rod (309) through a bearing, the left end of the telescopic rod (309) is fixedly connected with the right end of the threaded rod (310), the outer wall of the threaded rod (310) is in threaded connection with the left side of the secondary stationary shell (308), the left end of the threaded rod (310) is inserted into the right end of the sliding barrel (311), the left end of the connecting rod (312) is fixedly connected to the outer wall of the left side of the threaded rod (310), and the friction mechanism (313) is arranged at the right end of the connecting rod (312).
3. The height-adjustable bridge height limiting device for the municipal highway according to claim 2, wherein: friction mechanism (313) is including fixed block (201), friction plate (202), arc (203), spliced pole (204), clamp plate (205), clean mechanism (206), the left end of fixed block (201) and the right-hand member fixed connection of connecting rod (312), the right side fixed connection of (210) is in the left side of friction plate (202), the front end fixed connection of arc (203) is at the outer wall of friction plate (202), the rear end fixed connection of arc (203) is at the left end of spliced pole (204), the right-hand member fixed connection of spliced pole (204) is in the left side of clamp plate (205), the outer wall of clamp plate (205) and the right side contact of friction plate (202), clean mechanism (206) sets up between arc (203) and friction plate (202).
4. The height-adjustable bridge height limiting device for the municipal highway according to claim 3, wherein: the cleaning mechanism (206) comprises a supporting arc-shaped rod (601), an air bag (602), a limiting sheet (603), a fixing ring (604), a connecting rope (605), an expansion rod (606), a track rod (607), an expansion plate (608) and an air pipe (609), wherein the right end of the supporting arc-shaped rod (601) is fixedly connected to the left side of the pressure plate (205), the left end of the supporting arc-shaped rod (601) penetrates through the air bag (602) and the fixing ring (604) and is fixedly connected to the right side of the limiting sheet (603), the left side of the outer wall of the air bag (602) is fixedly connected to the right side of the limiting sheet (603), the fixing ring (604) is fixedly connected to the left side of the inner wall of the air bag (602), the right side of the fixing ring (604) is fixedly connected to the left end of the connecting rope (605), the right end of the connecting rope (605) is fixedly connected to the right end of the expansion rod (606), and the left end of the expansion rod (606) penetrates through the track rod (607) and is fixedly connected to the front side of the expansion plate (608), the right-hand member of dilatation pole (606) and the outer wall of track pole (607) pass through spring swing joint, the right-hand member fixed connection of track pole (607) is on the inner wall right side of gasbag (602), the outer wall right side fixed connection of gasbag (602) is on the left of the outer wall of friction plate (202), the left end and the gasbag (602) intercommunication setting of trachea (609), the right-hand member and the friction plate (202) intercommunication setting of trachea (609), the left side of friction plate (202) and the inside of trachea (609) all are provided with the check valve.
5. The height-adjustable bridge height limiting device for the municipal highway according to claim 2, wherein: the threaded rod (310) is provided with a threaded structure only on the right side.
6. The height-adjustable bridge height limiting device for the municipal highway according to claim 2, wherein: the diameter of the secondary stationary shell (308) is smaller than the diameter of the stationary box (304).
7. The height-adjustable bridge height limiting device for the municipal highway according to claim 2, wherein: the number of the balancing weights (305) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110397237.8A CN113279345A (en) | 2021-04-13 | 2021-04-13 | Height-adjustable bridge height limiting device for municipal roads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110397237.8A CN113279345A (en) | 2021-04-13 | 2021-04-13 | Height-adjustable bridge height limiting device for municipal roads |
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| Publication Number | Publication Date |
|---|---|
| CN113279345A true CN113279345A (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110397237.8A Pending CN113279345A (en) | 2021-04-13 | 2021-04-13 | Height-adjustable bridge height limiting device for municipal roads |
Country Status (1)
| Country | Link |
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| CN (1) | CN113279345A (en) |
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| CN208023451U (en) * | 2017-12-23 | 2018-10-30 | 浙江矩正自动化科技有限公司 | A kind of height-adjustable municipal bridge height limiter |
| CN208645761U (en) * | 2018-07-13 | 2019-03-26 | 盐城大白杨彩印有限公司 | A kind of plastic breaker regulating device |
| CN208899372U (en) * | 2018-01-22 | 2019-05-24 | 吴满钢 | A kind of town road height limiter convenient for adjusting |
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| CN210117584U (en) * | 2019-04-15 | 2020-02-28 | 高密市极简家具有限公司 | Portable flexible clothing pole convenient to adjust |
| CN110924328A (en) * | 2019-12-19 | 2020-03-27 | 嵊州米想道路设施有限公司 | Traffic limit for height detection device |
| CN112323679A (en) * | 2020-11-09 | 2021-02-05 | 淮阴工学院 | Traffic height limiting device |
| CN212801304U (en) * | 2020-07-02 | 2021-03-26 | 嘉兴华伟建设有限公司 | Height-adjusting height-limiting rod for municipal roads |
| CN212914441U (en) * | 2019-01-10 | 2021-04-09 | 吴肖锋 | Gymnastics training spacer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10206158A (en) * | 1997-01-22 | 1998-08-07 | Asahi Optical Co Ltd | Measuring apparatus for machine height |
| KR20050099145A (en) * | 2004-04-09 | 2005-10-13 | 김태원 | Ascend and descend type bollard |
| JP2006219854A (en) * | 2005-02-09 | 2006-08-24 | Kooei Kogyo Kk | Ascending/descending pole device |
| CN207493174U (en) * | 2017-11-30 | 2018-06-15 | 任敦登 | A kind of sports events graticule fixing device |
| CN208023451U (en) * | 2017-12-23 | 2018-10-30 | 浙江矩正自动化科技有限公司 | A kind of height-adjustable municipal bridge height limiter |
| CN108018795A (en) * | 2017-12-28 | 2018-05-11 | 鲁忠华 | A kind of safety-type bridge adjusts height-limiting frame with auto-manual |
| CN208899372U (en) * | 2018-01-22 | 2019-05-24 | 吴满钢 | A kind of town road height limiter convenient for adjusting |
| CN208645761U (en) * | 2018-07-13 | 2019-03-26 | 盐城大白杨彩印有限公司 | A kind of plastic breaker regulating device |
| CN212914441U (en) * | 2019-01-10 | 2021-04-09 | 吴肖锋 | Gymnastics training spacer |
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| CN212801304U (en) * | 2020-07-02 | 2021-03-26 | 嘉兴华伟建设有限公司 | Height-adjusting height-limiting rod for municipal roads |
| CN112323679A (en) * | 2020-11-09 | 2021-02-05 | 淮阴工学院 | Traffic height limiting device |
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Application publication date: 20210820 |
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| WD01 | Invention patent application deemed withdrawn after publication |