CN113309029A - Electric barrier machine for highway toll lane height limiting rod - Google Patents
Electric barrier machine for highway toll lane height limiting rod Download PDFInfo
- Publication number
- CN113309029A CN113309029A CN202110676753.4A CN202110676753A CN113309029A CN 113309029 A CN113309029 A CN 113309029A CN 202110676753 A CN202110676753 A CN 202110676753A CN 113309029 A CN113309029 A CN 113309029A
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- height
- limiting
- bearing seat
- limiting rod
- driving shaft
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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
- 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
- E01F13/06—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 by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a highway toll lane height-limiting rod electric barrier machine, which comprises a height-limiting cross rod and an upright post, wherein the end part of the height-limiting cross rod is vertically connected with a driving shaft, a bearing seat positioned inside the upright post is arranged outside the driving shaft, a motor shaft of a servo motor at the bottom of the bearing seat is coaxially connected with the driving shaft, a slide block is fixedly connected on the driving shaft, one side of the bearing seat is provided with at least one power-off electromagnet correspondingly arranged close to the slide block, the height-limiting cross rod is arranged and driven by the integrally-built bearing seat, the structure is compact and attractive, the construction and the management are convenient, the sealing and the water prevention guarantee the electrical safety, the disassembly and the maintenance are easy, the cost is reduced, a person in a vehicle toll booth remotely controls the on-off to avoid operation hidden trouble, a limiting rod matched with a limiting hole, the slide block matched with a travel switch controls the deflection of the height-limiting cross rod to execute stably and quickly, the power-off electromagnet is removed or locked in place, and the vehicle collision damage is effectively reduced, the stability, the economy, the practicability, the safety and the convenience are improved, and the application requirement of the highway toll lane is met.
Description
Technical Field
The invention relates to an electric barrier machine for a height-limiting rod of a highway toll lane, and belongs to the technical field of lane height-limiting intercepting equipment.
Background
At present, when public transportation roads for vehicles to travel such as bridges, tunnels, ferrys and the like are managed for toll collection, restriction and the like, a cross bar which spans across lanes and has the height of 2m or other heights is additionally arranged on a green island of a toll lane, one end of the cross bar is supported beside the lane through supports such as a stand column and the like, the cross bar is enabled to deflect around the stand column in a reciprocating manner in the horizontal or vertical direction through manual nearby switch operation, the height limit of the lanes is opened, and the vehicles are allowed to come in and go out or return to be stopped, so that the following problems exist: 1. the electric barrier machine with the traditional structure needs manual nearby control, so that the control personnel have friction risk in the process of passing through a lane; 2. the cross bar is tightly combined with the upright column in a horizontal state, and the damage degree of the vehicle is high due to the reaction of the height-limiting cross bar when the vehicle is driven by mistake and collided, so that the safety of the vehicle or personnel in the vehicle is influenced; 3. the external and internal structures of the railing machine are complex, the manufacturing cost is high, the railing machine is not easy to manage, inconvenient to maintain and replace and cannot be modified with the existing structure; 4. the surface or the interior is easy to be electrically damaged by rain erosion in long-term exposure, and the service life is short; 5. the limit positioning capability after the cross rod is deflected in place is lacked, so that the height limit cross rod is excessively opened or cannot be quickly stopped in place, thereby the driving safety of the highway toll lane, the vehicle management convenience and the road passing capability are influenced, and the actual application requirements are difficult to meet.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an electric barrier machine for a highway toll lane height limiting rod, which is driven by a height limiting cross rod installed in an integrated bearing seat, has compact and attractive structure, is convenient to construct and manage, is sealed and waterproof, ensures electrical safety, is easy to disassemble, replace and overhaul and reduces cost, is controlled to be opened and closed remotely to avoid operation hidden danger, is stable and quick in stroke control execution, effectively reduces vehicle impact damage, improves stability, economy, practicability, safety and convenience, and meets the application requirements of a highway toll lane.
The invention is realized by the following technical scheme:
a highway toll lane height-limiting rod electric barrier machine comprises a height-limiting cross rod and a stand column positioned at the bottom of the end of the height-limiting cross rod, wherein the end part of the height-limiting cross rod is vertically connected with a driving shaft, and a bearing seat positioned inside the stand column and fixedly connected with the stand column is arranged outside the driving shaft;
the driving shaft is sleeved with a first bearing, an oil seal and a gland which are coaxial, the top of the bearing block is provided with a first groove, the bottoms of the bearing and the oil seal are positioned in the first groove, the inner wall of the gland is in clearance fit with the oil seal and the outer wall of the driving shaft and is fixedly connected with the top of the bearing block, and the bearing block and the top of the upright post are provided with flanges which are correspondingly connected;
the bottom of the bearing seat is fixedly connected with a servo motor, a motor shaft of the servo motor is coaxially connected with a driving shaft, a second groove coaxial with the driving shaft is formed in the bottom of the bearing seat, and a second bearing positioned between the motor shaft of the servo motor and the bearing seat is arranged in the second groove;
the driving shaft is fixedly connected with a sliding block, the sliding block is of a fan-shaped structure and is arranged perpendicular to the driving shaft, and one side of the bearing seat is provided with at least one power-off electromagnet correspondingly arranged close to the sliding block;
the bearing seat is provided with a limiting hole with an arc-shaped horizontal section, the sliding block is provided with a limiting rod with the tail part vertically in threaded connection with the driving shaft, the limiting rod is provided with a limiting boss in limiting fit with the end wall of the sliding block, and the end part of the limiting rod is in sliding fit with the limiting hole;
the bearing seat is provided with a notch for arranging the power-losing type electromagnet and a through hole for communicating the notch and arranging the sliding block;
the bearing seat is provided with travel switches which correspond to two sides of the sliding block and are electrically connected with the servo motor, an electrical control box which is electrically connected with the servo motor and the power-off type electromagnet is arranged outside the upright post, and the electrical control box is provided with a control switch which correspondingly opens and closes the servo motor to rotate positively and negatively and the power-off type electromagnet to be powered off.
The invention has the beneficial effects that:
(1) during assembly, the vertical column is driven by a bearing seat installation height limiting cross rod which is integrally arranged in the vertical column, the electrical safety is ensured by sealing and waterproofing the oil seal of the gland, the power-off electromagnet is arranged in the notch in a yielding way and matched with the sliding block, the structure is compact and attractive, the construction and the maintenance are convenient, the dismounting and the maintenance are easy, and the cost is reduced;
(2) personnel in the vehicle toll booth remotely drive and control the opening and closing of the servo motor to rotate forwards and reversely through the control switch, and drive the height limiting cross rod to deflect and stably open and close in a reciprocating manner on the corresponding lane under the stable support of the first bearing and the second bearing through the driving shaft, so that the potential safety hazard of personnel in the traditional structure is avoided;
(3) the limit rod matched with the limit hole deflects along with the driving rod for limiting, and the slide block matched with the travel switch controls the deflection angle of the travel limit cross rod of the servo motor, so that the rapid and stable starting and closing execution of the barrier machine is ensured, and the operation efficiency and the road passing capacity are improved;
(4) before the vehicle is in place or executed, the power-off electromagnet is matched with a sliding block of the driving shaft, the power-off electromagnet ensures that the height-limiting cross rod is locked or unlocked when power is on, and particularly when the lane is closed, the height-limiting cross rod can be deflected by impact, the effects of buffering and protecting the vehicle from being impacted are achieved, and the damage to the vehicle is effectively reduced;
therefore, the stability, economy, practicability, safety and convenience of the electric barrier machine are improved, and the application requirement of the highway toll lane is met.
Drawings
FIG. 1 is a block diagram of the present invention.
FIG. 2 is a schematic top view of the present invention.
FIG. 3 is a cross-sectional structural view of the present invention.
Fig. 4 is an enlarged view of the structure of the portion a in fig. 3.
Fig. 5 is a cross-sectional view in the BB direction of fig. 4.
The labels in the figure are: the device comprises a height limiting cross rod 1, a stand column 2, a driving shaft 3, a bearing seat 4, a first bearing 5, an oil seal 6, a gland 7, a first groove 8, a flange 9, a servo motor 10, a second groove 11, a second bearing 13, a sliding block 14, a power-off electromagnet 15, a limiting hole 16, a limiting rod 17, a limiting boss 18, a notch 19, a through hole 20, an electromagnet support 21, a travel switch 22, an electric control box 23, a control switch 24, a toll booth 25, a lane 26 and a motor shaft 12.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
A highway toll lane height-limiting rod electric barrier machine comprises a height-limiting cross rod 1 and an upright post 2 positioned at the bottom of the end of the height-limiting cross rod 1, wherein the end part of the height-limiting cross rod 1 is vertically connected with a driving shaft 3, and a bearing seat 4 which is positioned inside the upright post 2 and fixedly connected with the upright post 2 is arranged outside the driving shaft 3;
a first bearing 5, an oil seal 6 and a gland 7 which are coaxial are sleeved outside the driving shaft 3, a first groove 8 is formed in the top of the bearing block 4, the bottoms of the bearing and the oil seal 6 are located in the first groove 8, the inner wall of the gland 7 is in clearance fit with the outer walls of the oil seal 6 and the driving shaft 3 and is fixedly connected with the top of the bearing block 4, and a flange 9 which is correspondingly connected with the top of the bearing block 4 and the top of the upright post 2 is arranged;
the bottom of the bearing seat 4 is fixedly connected with a servo motor 10, a motor shaft of the servo motor 10 is coaxially connected with the driving shaft 3, a second groove 11 which is coaxial with the driving shaft 3 is formed in the bottom of the bearing seat 4, and a second bearing 13 which is positioned between the motor shaft of the servo motor 10 and the bearing seat 4 is arranged in the second groove 11;
a sliding block 14 is fixedly connected to the driving shaft 3, the sliding block 14 is of a fan-shaped structure and is arranged perpendicular to the driving shaft 3, and at least one power-off electromagnet 15 which is correspondingly arranged close to the sliding block 14 is arranged on one side of the bearing seat 4;
a limiting hole 16 with an arc-shaped horizontal section is formed in the bearing seat 4, a limiting rod 17 with the tail part vertically connected with the driving shaft 3 through threads is arranged on the sliding block 14, a limiting boss 18 in limiting fit with the end wall of the sliding block 14 is arranged on the limiting rod 17, and the end part of the limiting rod 17 is in sliding fit with the limiting hole 16;
at least two power-loss electromagnets 15 are correspondingly arranged at the top and the bottom of the sliding block 14;
a notch 19 for arranging a power-off electromagnet 15 and a through hole 20 for communicating the notch 19 and arranging a sliding block 14 are arranged on the bearing seat 4, and an electromagnet support 21 is arranged between the power-off electromagnet 15 and the bearing seat 4;
the bearing seat 4 is provided with travel switches 22 which correspond to two sides of the sliding block 14 and are electrically connected with the servo motor 10, the upright post 2 is externally provided with an electrical control box 23 which is electrically connected with the servo motor 10 and the power-off type electromagnet 15, and the electrical control box 23 is provided with a control switch 24 which correspondingly opens and closes the servo motor 10 to rotate positively and reversely and the power-off type electromagnet 15 to be powered off.
The working principle of the invention is as follows:
referring to the attached drawings, the height limiting cross rod 1 can be made of anti-corrosion stainless steel materials and is provided with a fixed height limiting hanging plate to represent height limitation, the height limiting cross rod 1 is arranged at a corresponding position of a highway toll lane in a crossing and intercepting mode, the bottom of the upright post 2 is fixedly arranged beside the highway through bolts or welding, and the height of the vehicle passing is marked or limited by the integral height of the upright post 2 and the height limiting cross rod 1;
during assembly, the first bearing 5, the oil seal 6 and the gland 7 are sleeved outside the driving shaft 3, the first bearing 5 is arranged in the first grooves 8 at the bottoms of the bearing block 4 and the oil seal 6, the top of the oil seal 6 is in clearance fit with the gland 7, and the gland 7 can be fixedly connected with the bearing block 4 through bolts, so that the coaxial stability and the sealing performance of the driving shaft 3 and the bearing block 4 during relative deflection are ensured, and the electric safety of a servo motor 10 and the like is prevented from being influenced by water inflow;
the bottom of a driving shaft 3 is arranged in a bearing seat 4, a sliding block 14 in a fan-shaped mechanism is arranged in a through hole 20 of the bearing seat 4 and penetrates through the sliding block 14 through a limiting rod 17 to be in threaded connection with a vertical threaded hole of the driving shaft 3, a limiting boss 18 is in limiting fit with the sliding block 14 to realize the fixed connection of the sliding block 14 and the driving shaft 3, and the end part of the limiting rod 17 is arranged in a limiting hole 16 to be in sliding limiting fit;
the power-off electromagnet 15 is correspondingly arranged and attached to the sliding block 14 through being arranged in the notch 19 of the bearing seat 4, and the electromagnet support 21 is connected with the bearing seat 4 to realize abdicating installation of the power-off electromagnet 15, so that the electromagnetic function and abdicating installation of the bearing seat 4 and the upright post 2 are ensured;
the second bearing 13 is arranged in the second groove 11 of the bearing seat 4, so that the shell of the servo motor 10 is ensured to be connected with the bearing seat 4, the motor shaft of the servo motor 10 is coaxially connected with the driving shaft 3 for driving, the coaxial stability is ensured, the travel switches 22 electrically connected with the servo motor 10 are correspondingly arranged on the bearing seats 4 at the two ends of the sliding block 14, and the integral assembly of the driving shaft 3 and the bearing seats 4 is realized;
the driving shaft 3 and the bearing seat 4 are integrally arranged in the upright post 2 from the top of the upright post 2, and are fixedly installed by connecting the flange 9 of the bearing seat 4 with the flange 9 of the upright post 2 through bolts, so that the whole structure is compact, the sealing is reliable, the bearing seat 4 can be integrally disassembled, repaired and replaced, is adaptive to the existing structure, is convenient to repair, and is beneficial to reducing the construction, manufacturing and maintenance costs;
the power supply and the electric control of the servo motor 10 and the power-off type electromagnet 15 are controlled by the power supply of the electric control box 23 which is electrically connected, a control switch 24 of the electric control box 23 can be arranged in a corresponding toll booth of a highway toll lane, the servo motor 10 is opened and closed to rotate positively and negatively by remote control of bus or wireless transmission, and the power-off type electromagnet 15 is powered off, so that the potential safety hazard caused by the fact that a person passes through the lane due to the fact that the traditional structure is controlled manually and closely is avoided;
when the vehicle is in a fault intercepting state, the height limiting cross rod 1 is in a horizontal position crossing a lane, the limiting rod 17 is positioned at one end of the limiting hole 16, a deflectable angle theta from the other end of the limiting hole 16 to the limiting rod 17 is set according to the deflectable angle of the height limiting cross rod 1, for example, the theta can be set to be 90 degrees, the power-off electromagnet 15 is a power-off sucker type electromagnet, strong adsorption force can be generated in a non-power-on state, two clamping sliding blocks 14 can be arranged to adsorb from the top and the bottom of the sliding block 14, the driving shaft 3 connected with the sliding blocks 14 and the height limiting cross rod 1 connected with the driving shaft 3 are ensured to be in a stable intercepting position, when the vehicle is in a fault driving collision with the height limiting cross rod 1, the acting force on the height limiting cross rod 1 is larger than the adsorption force on the sliding blocks 14 by the power-off electromagnet 15, so that the height limiting cross rod 1 correspondingly deflects around the axis of the driving shaft 3 to buffer, reduce the acting force on the vehicle, protect the vehicle, and prevent the conventional structure that the cross rod and the stand column 2 are tightly intercepted in the driving direction to generate potential safety hazard when the vehicle collision occurs in the conventional structure (ii) a
When a toll collector opens and closes the electric interceptor by the control switch 24 according to the conditions of vehicle flow, vehicle type structure and the like in the toll booth, the control switch 24 controls the power-off type electromagnet 15 to be electrified to remove adsorption and clamping on the sliding block 14, the motor shaft of the servo motor 10 is controlled to drive the driving shaft 3 to coaxially rotate under the stable support of the first bearing 5 and the second bearing 13, the limiting rod 17 correspondingly slides in the limiting hole 16 to play a limiting role, the stroke switch 22 on one side where the fan-shaped sliding block 14 is contacted controls the servo motor 10 to stop, the power-off type electromagnet 15 loses power again to adsorb and clamp the sliding block 14, the driving shaft 3 is ensured to be stably deflected in place, the height limiting cross rod 1 is enabled to open a lane along with the deflection of the driving shaft 3 around the axis of the driving shaft 3, and the interception is removed;
similarly, when the control switch 24 controls the power-off electromagnet 15 to be electrified to release the adsorption clamping on the sliding block 14, the motor shaft of the servo motor 10 is controlled to drive the driving shaft 3 to stably rotate in the reverse direction, the limiting rod 17 correspondingly slides in the limiting hole 16 in the reverse direction for limiting, the fan-shaped sliding block 14 touches the travel switch 22 on the other side to control the servo motor 10 to stop, the power-off electromagnet 15 is powered off again to adsorb and clamp the sliding block 14, the driving shaft 3 is ensured to deflect stably in place, the height-limiting cross rod 1 returns to the intercepting state along with the axial reverse deflection of the driving shaft 3 around the driving shaft 3, and the vehicle is forbidden to pass;
in conclusion, the integrated built-in bearing seat 4 is driven by the height-limiting cross rod 1, so that the structure is compact and attractive, construction and cleaning are convenient, electric safety is guaranteed by sealing and water proofing, disassembly, replacement and maintenance are easy, and the cost is reduced; the control switch 24 is used for remotely driving and controlling the reciprocating deflection opening and closing of the height limiting cross rod 1 on the corresponding lane, so that the traditional operation hidden danger is avoided; the deflection stroke of the height-limiting cross rod 1 is controlled by a limiting rod 17 matched with the limiting hole 16 and a sliding block 14 matched with a travel switch 22, so that the rapid and stable starting and closing of the railing machine are ensured; in place or before carrying out, the power-off type electromagnet 15 is used for losing power and is matched with the sliding block 14 to ensure that the height-limiting cross rod 1 is locked or is electrified to remove the locking, when the lane is closed, the vehicle is impacted on the height-limiting cross rod 1 to play a role in buffering and protecting, and the damage to the vehicle is effectively reduced, so that the stability, the economy, the practicability, the safety and the convenience are improved, and the application requirement of the highway toll lane is met.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an electronic railing machine of highway toll lane limit for height pole, includes limit for height horizontal pole (1), is located limit for height horizontal pole (1) end bottom stand (2), its characterized in that, limit for height horizontal pole (1) tip is connected with drive shaft (3) perpendicularly, drive shaft (3) are equipped with outward and are located stand (2) inside and with stand (2) fixed bearing frame (4) that link to each other, bearing frame (4) bottom fixedly connected with servo motor (10), the motor shaft and the drive shaft (3) of servo motor (10) are coaxial continuous, fixedly connected with slider (14) on drive shaft (3), bearing frame (4) one side is equipped with at least one and corresponds mistake electricity type electro-magnet (15) of pressing close to slider (14) setting.
2. The electric barrier machine for the highway toll lane height-limiting rod according to claim 1, wherein a first bearing (5), an oil seal (6) and a gland (7) which are coaxial are sleeved outside the driving shaft (3), a first groove (8) is formed in the top of the bearing seat (4), the bottoms of the bearing and the oil seal (6) are located in the first groove (8), and the inner wall of the gland (7) is in clearance fit with the outer walls of the oil seal (6) and the driving shaft (3) and is fixedly connected with the top of the bearing seat (4).
3. The electric barrier machine for the height-limiting rod of the highway toll lane according to claim 1, wherein a flange (9) which is correspondingly connected is arranged at the top of the bearing seat (4) and the upright post (2).
4. A highway toll lane height-limiting rod electric barrier machine according to claim 1, characterized in that a second groove (11) coaxial with the driving shaft (3) is arranged at the bottom of the bearing seat (4), and a second bearing (13) positioned between the motor shaft of the servo motor (10) and the bearing seat (4) is arranged in the second groove (11).
5. A road toll lane height-limiting rod electric barrier machine according to claim 1, characterized in that the slide block (14) is of a fan-shaped structure and is arranged perpendicular to the drive shaft (3).
6. The electric barrier machine for the highway toll lane height-limiting rod according to claim 5, wherein a limiting hole (16) with an arc-shaped horizontal section is formed in the bearing seat (4), a limiting rod (17) with a tail part vertically connected with the driving shaft (3) through threads is arranged on the sliding block (14), a limiting boss (18) in limiting fit with the end wall of the sliding block (14) is arranged on the limiting rod (17), and the end part of the limiting rod (17) is in sliding fit with the limiting hole (16).
7. The electric barrier machine for the height-limiting rod of the highway toll lane according to claim 5, wherein at least two of the power-loss electromagnets (15) are arranged at the top and the bottom of the sliding block (14) correspondingly.
8. The electric barrier machine for the road toll lane height-limiting rod of claim 5, wherein a notch (19) provided with a power-off electromagnet (15) and a through hole (20) used for communicating the notch (19) and provided with a sliding block (14) are arranged on the bearing seat (4), and an electromagnet support (21) is arranged between the power-off electromagnet (15) and the bearing seat (4).
9. The electric barrier machine for the height-limiting rod of the highway toll lane according to claim 1, wherein a travel switch (22) corresponding to two sides of the sliding block (14) and electrically connected with the servo motor (10) is arranged on the bearing seat (4).
10. The electric barrier machine for the highway toll lane height-limiting rod according to any one of claims 1 to 9, wherein an electric control box (23) electrically connected with the servo motor (10) and the power-off type electromagnet (15) is arranged outside the upright post (2), and a control switch (24) for correspondingly opening and closing the servo motor (10) to rotate forwards and reversely and the power-off type electromagnet (15) to be powered off is arranged on the electric control box (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110676753.4A CN113309029A (en) | 2021-06-18 | 2021-06-18 | Electric barrier machine for highway toll lane height limiting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110676753.4A CN113309029A (en) | 2021-06-18 | 2021-06-18 | Electric barrier machine for highway toll lane height limiting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113309029A true CN113309029A (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110676753.4A Pending CN113309029A (en) | 2021-06-18 | 2021-06-18 | Electric barrier machine for highway toll lane height limiting rod |
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| CN (1) | CN113309029A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233588A (en) * | 2022-09-05 | 2022-10-25 | 东南电梯股份有限公司 | Adjustable stroke vehicle stop device and control circuit |
-
2021
- 2021-06-18 CN CN202110676753.4A patent/CN113309029A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233588A (en) * | 2022-09-05 | 2022-10-25 | 东南电梯股份有限公司 | Adjustable stroke vehicle stop device and control circuit |
| CN115233588B (en) * | 2022-09-05 | 2024-03-29 | 东南电梯股份有限公司 | Stroke-adjustable vehicle blocking device and control circuit |
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