CN209891118U - Overweight intercepting device is used at networking charging MTC lane entry - Google Patents

Overweight intercepting device is used at networking charging MTC lane entry Download PDF

Info

Publication number
CN209891118U
CN209891118U CN201920482736.5U CN201920482736U CN209891118U CN 209891118 U CN209891118 U CN 209891118U CN 201920482736 U CN201920482736 U CN 201920482736U CN 209891118 U CN209891118 U CN 209891118U
Authority
CN
China
Prior art keywords
groove
spring
fixedly connected
slide bar
overweight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920482736.5U
Other languages
Chinese (zh)
Inventor
梁仲潮
李学森
何其毅
黄�良
刘志国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGZHOU RAPID TRANSIT CONSTRUCTION CO Ltd
Original Assignee
GUANGZHOU RAPID TRANSIT CONSTRUCTION CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GUANGZHOU RAPID TRANSIT CONSTRUCTION CO Ltd filed Critical GUANGZHOU RAPID TRANSIT CONSTRUCTION CO Ltd
Priority to CN201920482736.5U priority Critical patent/CN209891118U/en
Application granted granted Critical
Publication of CN209891118U publication Critical patent/CN209891118U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Devices For Checking Fares Or Tickets At Control Points (AREA)

Abstract

The utility model relates to a vehicle interception technical field, and a overweight intercepting device is used to networking charge MTC lane entry is disclosed, which comprises a mounting bas, bearing plate groove and slide bar groove have been seted up to the upper end of mount pad, the spout has been seted up to the tank bottom in bearing plate groove, symmetrical sliding connection has the slider in the spout, the first spring of the common fixedly connected with of two slider opposite ends, the notch that the spout was passed to the upper end of slider articulates there is the bracing piece, the upper end of two bracing pieces articulates jointly has the loading board, loading board and bearing board groove sliding connection, slide bar inslot sliding connection has the slide bar, slide bar groove tank bottom fixedly connected with second spring, the upper end fixed connection of second spring is on the slide bar, the fixed slot has been seted up to the one end that the slide bar groove is close to. The utility model discloses make and to look over overweight vehicle effectively to forbid overweight vehicle current, and reliable and stable.

Description

Overweight intercepting device is used at networking charging MTC lane entry
Technical Field
The utility model relates to a vehicle interception technical field especially relates to a overweight intercepting device is used to networking charge MTC lane entry.
Background
The MTC highway semi-automatic lane charging system is short for. MTC is a relatively conventional highway toll collection system, and both of them and ETC (electronic toll collection) belong to intelligent transportation systems.
On some important road sections, such as roads and bridges constructed by the huge national investment, the passing vehicle weight is limited, but the vehicles are overloaded seriously, the phenomenon of 'trains' running on the roads commonly exists, the damage of the roads and bridges is aggravated, the accidents of bridge culvert collapse occur occasionally, the safety of lives and properties of people is seriously threatened, and the social waste is huge. The water horse of the coming vehicle cannot quickly and accurately check the overweight vehicle only by manpower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the manpower check can not fast and accurately check and locate the overweight vehicle in the prior art, and providing a overweight intercepting device for the entrance of the networked toll collection MTC lane.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an overweight intercepting device for a networked toll MTC lane entrance comprises a mounting seat, wherein a bearing plate groove and a slide bar groove are formed in the upper end of the mounting seat, a sliding groove is formed in the bottom of the bearing plate groove, sliding blocks are symmetrically and slidably connected in the sliding groove, a first spring is fixedly connected to the opposite ends of the two sliding blocks, a support bar is hinged to the upper end of the sliding block through the notch of the sliding groove, a bearing plate is hinged to the upper end of the two support bars, the bearing plate is slidably connected with the bearing plate groove, a slide bar is slidably connected in the slide bar groove, a second spring is fixedly connected to the bottom of the slide bar groove, the upper end of the second spring is fixedly connected to the slide bar, a fixed groove is formed in one end, close to the groove wall of the bearing plate groove, of the slide bar, a clamping groove is formed in the position corresponding, the other end of the third spring is fixedly connected with a fixed block which is connected with the fixed groove in a sliding manner, one end of the fixed block, which is far away from the third spring, is obliquely arranged and penetrates through a notch of the fixed groove and extends into the clamping groove, one side of the groove wall, which is close to the fixed groove, of the bearing plate is provided with a T-shaped sliding groove, the groove wall, which is close to the lower end, of the T-shaped sliding groove is fixedly connected with a fourth spring, the upper end of the fourth spring is fixedly connected with a T-shaped sliding block, one end, which is far away from the bottom of the T-shaped sliding groove, of the T-shaped sliding block penetrates through the notch of the T-shaped sliding groove and extends outwards, one end, which is close to the third spring, of the fixed block is fixedly connected with a first pull rope, the other end of the first pull rope penetrates through the, the winding wheel is fixedly connected with the output end of the driving motor, a second pull rope is wound on the winding wheel, the other end of the second pull rope penetrates through the cavity and extends into the fixed groove, and the second pull rope is fixedly connected to the bottom end of the fixed block.
Preferably, the both ends symmetry of bearing board groove tank bottom has seted up stable groove, the stabilizer bar slides in the stable groove, the notch and the outside extension in stable groove are passed to the one end that the stable groove tank bottom was kept away from to the stabilizer bar, and fixed connection is on the corresponding bottom of bearing board.
Preferably, a ball groove is formed in one end, close to the bottom of the sliding groove, of the sliding block, a ball is connected in the ball groove in a rolling mode, and one end, far away from the bottom of the ball groove, of the ball penetrates through a groove opening of the ball groove and extends outwards and is connected with the bottom of the sliding groove in a rolling mode.
Preferably, a fixing rod is fixedly connected to the inside of the sliding groove in the horizontal direction, penetrates through the sliding block and the first spring, and is connected with the sliding block in a sliding mode.
Preferably, a limiting groove is formed in the groove wall, away from one side of the fixing groove, of the sliding rod groove, a limiting block is connected in the limiting groove in a sliding mode, and one end, away from the bottom of the limiting groove, of the limiting block is fixedly connected to the corresponding rod wall of the sliding rod.
Preferably, the upper end of the bearing plate is fixedly connected with an anti-skid pad.
Compared with the prior art, the utility model provides a overweight intercepting device is used to networking charge MTC lane entry possesses following beneficial effect:
1. the overweight intercepting device for the entrance of the networked toll MTC lane is characterized in that a mounting seat, a sliding rod groove, a sliding block, a first spring, a supporting rod, a bearing plate, a sliding rod, a second spring, a fixing groove, a clamping groove, a third spring, a fixing block, a fourth spring, a first pull rope, a cavity, a driving motor, a T-shaped sliding groove, a T-shaped sliding block, a winding wheel and a second pull rope are arranged, the second spring is in a compressed state, when an overweight wheel runs onto the bearing plate, the bearing plate is pressed by the wheel under the action of gravity, so that the two supporting rods of the bearing plate barrel cover drive two sliding blocks to compress the first spring in the sliding groove to move, when the bearing plate is in contact with the side wall of the T-shaped sliding block, the T-shaped sliding block is pushed to compress the fourth spring in the T-shaped sliding groove to compress, the T-shaped sliding block pulls the first pull rope, and the, when the fixed block is separated from the clamping groove, the sliding rod slides out of the sliding rod groove under the action of the second spring, the sliding rod is blocked in front of the overweight vehicle, the overweight vehicle is forbidden to pass through, when the overweight vehicle drives away from the bearing plate, the driving motor is started, the driving motor drives the winding wheel to rotate, the second pull rope is collected, and meanwhile, the sliding rod is pulled to retract into the sliding rod groove, so that the slide rod is restored to the original position, the overweight vehicle can be effectively checked, and the overweight vehicle is forbidden to pass through.
2. This networking charge MTC overweight intercepting device for lane entry through setting up stable groove and stabilizer bar, when the vehicle pushed down the loading board, the loading board promoted the stabilizer bar downwards and removed in stable groove for the loading board moves more reliable and more stable in the loading board groove ground, lets whole device can move more steadily.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make and to locate overweight vehicle effectively to it is current to forbid overweight vehicle, and reliable and stable.
Drawings
Fig. 1 is a schematic structural view of an overweight intercepting device for a networked toll MTC lane entrance according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 2.
In the figure: the device comprises a mounting seat 1, a bearing plate groove 2, a sliding rod groove 3, a sliding groove 4, a sliding block 5, a first spring 6, a supporting rod 7, a bearing plate 8, a sliding rod 9, a second spring 10, a fixing groove 11, a clamping groove 12, a third spring 13, a fixing block 14, a fourth spring 15, a first pull rope 16, a cavity 17, a driving motor 18, a winding wheel 19, a second pull rope 20, a stabilizing groove 21, a stabilizing rod 22, a ball groove 23, a ball 24, a fixing rod 25, a limiting groove 26, a limiting block 27, a non-slip mat 28, a sliding groove 29T and a sliding block 30T.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an overweight intercepting device for a networked toll collection MTC lane entrance comprises a mounting base 1, a carrying plate groove 2 and a slide bar groove 3 are arranged at the upper end of the mounting base 1, a sliding groove 4 is arranged at the bottom of the carrying plate groove 2, sliding blocks 5 are symmetrically and slidably connected in the sliding groove 4, a first spring 6 is fixedly connected at the opposite ends of the two sliding blocks 5, the upper end of the sliding block 5 passes through the notch of the sliding groove 4 and is hinged with a supporting rod 7, a carrying plate 8 is hinged at the upper ends of the two supporting rods 7, the carrying plate 8 is slidably connected with the carrying plate groove 2, a slide bar 9 is slidably connected in the slide bar groove 3, a second spring 10 is fixedly connected at the bottom of the slide bar groove 3, the upper end of the second spring 10 is fixedly connected on a slide bar 9, a fixing groove 11 is arranged at one end of the slide bar groove 3 close to the groove wall of the carrying plate, the other end of the third spring 13 is fixedly connected with a fixed block 14 which is connected with the fixed groove 11 in a sliding manner, one end of the fixed block 14, which is far away from the third spring 13, is obliquely arranged and penetrates through the notch of the fixed groove 11 and extends into the clamping groove 12, a T-shaped sliding groove 29 is arranged on one side wall of the bearing plate 8, which is close to the fixed groove 11, a fourth spring 15 is fixedly connected onto the wall of the T-shaped sliding groove 29, which is close to the lower end, the upper end of the fourth spring 15 is fixedly connected with a T-shaped sliding block 30, one end, which is far away from the bottom of the T-shaped sliding groove 29, of the T-shaped sliding block 30 penetrates through the notch of the T-shaped sliding groove 29 and extends outwards, one end, which is close to the third spring 13, of the fixed block 14 is fixedly connected with a first pull rope 16, the other end of the first pull rope 16 penetrates, a driving motor 18 is fixedly connected in the cavity 17, the output end of the driving motor 18 is fixedly connected with a winding wheel 19, a second pull rope 20 is wound on the winding wheel 19, the other end of the second pull rope 20 penetrates through the cavity 17 and extends into the fixing groove 11 and is fixedly connected to the bottom end of the fixing block 14, the second spring 10 is in a compressed state, when the overweight wheel runs onto the bearing plate 8, the wheel presses the bearing plate 8 under the action of gravity, so that the two support rods 7 of the barrel cover of the bearing plate 8 drive the two sliders 5 to compress the first spring 6 in the chute 4 to move, when the bearing plate 8 is contacted with the side wall of the T-shaped slider 30, the bearing plate 8 continuously moves downwards along with the bearing plate 8, the T-shaped slider 30 is further pushed to compress the fourth spring 15 in the T-shaped chute 29 to be compressed, the T-shaped slider 30 further pulls the first pull rope 16, the first pull rope 16 pulls the third spring 13, when the fixed block 14 is separated from the clamping groove 12, the slide rod 9 slides out of the slide rod groove 3 under the action of the second spring 10, the slide rod is stopped in front of the overweight vehicle and is forbidden to pass through, when the overweight vehicle is driven away from the bearing plate 8, the driving motor 18 is started, the driving motor 18 drives the winding wheel 19 to rotate, the second pull rope 20 is retracted, and meanwhile, the slide rod 9 is pulled to retract into the slide rod groove 3 to be restored to the original position, so that the overweight vehicle can be effectively checked, and the overweight vehicle is forbidden to pass through.
Stability groove 21 has been seted up to the both ends symmetry at the 2 tank bottoms in bearing plate groove, slide stabilizer bar 22 in stability groove 21, stabilizer bar 22 keeps away from the one end of stability groove 21 tank bottom and passes the notch of stability groove 21 and outwards extend, and fixed connection is on the corresponding bottom of bearing plate 8, when bearing plate 8 is pushed down to the vehicle, bearing plate 8 promotes stabilizer bar 22 downwards and removes in stability groove 21, make bearing plate 8 move more reliable and more stable in bearing plate groove 2, let whole device can move more steadily.
The ball groove 23 has been seted up to the one end that slider 5 is close to the 4 tank bottoms of spout, and ball groove 23 internal rolling is connected with ball 24, and ball 24 keeps away from the one end of 23 tank bottoms of ball groove and passes the notch of ball groove 23 and outwards extend, and with the tank bottom rolling connection of spout 4 for slider 5 slides more smoothly in spout 4.
Fixedly connected with dead lever 25 on the horizontal direction in the spout 4, dead lever 25 passes slider 5 and the setting of first spring 6, and with slider 5 sliding connection for slider 5 slides ground more stably in spout 4.
A limiting groove 26 is formed in the groove wall of the side, away from the fixing groove 11, of the sliding rod groove 3, a limiting block 27 is connected in the limiting groove 26 in a sliding mode, one end, away from the groove bottom of the limiting groove 26, of the limiting block 27 is fixedly connected to the corresponding rod wall of the sliding rod 9, and limiting effect is achieved on the sliding rod 9.
The upper end of the bearing plate 8 is fixedly connected with an anti-skid pad 28, which plays a role of anti-skid.
In the utility model, the second spring 10 is in a compressed state, when the overweight vehicle runs onto the bearing plate 8, the wheel presses the bearing plate 8 under the action of gravity, so that the bearing plate 8 can cover two support rods 7 to drive two sliders 5 to compress the first spring 6 in the sliding groove 4 to move, when the bearing plate 8 contacts with the side wall of the T-shaped slider 30, the bearing plate 8 moves downwards continuously, the T-shaped slider 30 is further pushed to compress the fourth spring 15 in the T-shaped sliding groove 29 to compress, the T-shaped slider 30 pulls the first pull rope 16, the first pull rope 16 pulls the fixing block 14 to compress the third spring 13 in the fixing groove 11 to move, when the fixing block 14 is separated from the clamping groove 12, under the action of the second spring 10, the slide rod 9 slides out from the slide rod groove 3 to block in front of the overweight vehicle, the overweight vehicle is prohibited from passing, when the overweight vehicle runs away from the bearing plate 8, the driving motor 18 is started, the driving motor 18 drives the winding wheel 19 to rotate, the second pull rope 20 is wound up, the slide rod 9 is pulled to retract into the slide rod groove 3, the slide rod is enabled to restore the original position, the overweight vehicle can be effectively checked, the overweight vehicle is forbidden to pass through, when the vehicle presses the bearing plate 8 downwards, the bearing plate 8 pushes the stabilizer bar 22 downwards to move in the stabilizing groove 21, the bearing plate 8 moves in the bearing plate groove 2 more stably and reliably, and the whole device can run more stably.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a networking charge MTC overweight intercepting device for lane entry, includes mount pad (1), its characterized in that, the upper end of mount pad (1) has seted up bearing board groove (2) and slide bar groove (3), spout (4) have been seted up to the tank bottom of bearing board groove (2), symmetrical sliding connection has slider (5) in spout (4), two slider (5) are the common fixedly connected with first spring (6) of end in opposite directions, the notch of spout (4) is passed and articulated to be had bracing piece (7) in the upper end of slider (5), two the upper end of bracing piece (7) is articulated to have bearing board (8) jointly, bearing board (8) and bearing board groove (2) sliding connection, sliding connection has slide bar (9) in slide bar groove (3), slide bar groove (3) tank bottom fixedly connected with second spring (10), the upper end fixed connection of second spring (10) is on slide bar (9), fixed slot (11) have been seted up to the one end that slide bar groove (3) are close to bearing plate groove (2) cell wall, draw-in groove (12) have been seted up to the position that slide bar (9) correspond fixed slot (11), tank bottom fixedly connected with third spring (13) of fixed slot (11), third spring (13) other end fixedly connected with and fixed slot (11) sliding connection's fixed block (14), the one end that third spring (13) were kept away from in fixed block (14) is the slope setting, and passes the notch of fixed slot (11) and extend to draw-in groove (12), T type spout (29) have been seted up on one side cell wall that bearing plate (8) are close to fixed slot (11), T type spout (29) are close to fixedly connected with fourth spring (15) on the cell wall of lower extreme, the upper end fixedly connected with T type slider (30) of fourth spring (15), the one end that T type spout (29) were kept away from in T type spout (29) to T type slider (30) passes Mouthful and outside extension, the first stay cord (16) of one end fixedly connected with that fixed block (14) are close to third spring (13), the tank bottom that fixed slot (11) were passed to first stay cord (16) other end extends to T type spout (29), and fixed connection is in the bottom of T type slider (30), cavity (17) have been seted up in mount pad (1), cavity (17) are located fixed slot (11) under, fixedly connected with driving motor (18) in cavity (17), the output fixedly connected with wind-up pulley (19) of driving motor (18), around having second stay cord (20) on wind-up pulley (19), second stay cord (20) other end passes cavity (17) and extends to fixed slot (11), and fixed connection is in the bottom of fixed block (14).
2. The overweight intercepting device for the networked toll MTC lane entrance according to claim 1, wherein the two ends of the bottom of the bearing plate groove (2) are symmetrically provided with stabilizing grooves (21), the stabilizing rods (22) slide in the stabilizing grooves (21), and one ends of the stabilizing rods (22) far away from the bottom of the stabilizing grooves (21) penetrate through the notches of the stabilizing grooves (21) and extend outwards and are fixedly connected to the corresponding bottom of the bearing plate (8).
3. The overweight intercepting device for the networked toll MTC lane entrance of claim 1, wherein one end of the sliding block (5) close to the bottom of the sliding chute (4) is provided with a ball groove (23), a ball (24) is connected in the ball groove (23) in a rolling way, and one end of the ball (24) far away from the bottom of the ball groove (23) passes through the notch of the ball groove (23) and extends outwards and is connected with the bottom of the sliding chute (4) in a rolling way.
4. The overweight block for the networked toll MTC lane entrance according to claim 1, wherein a fixed rod (25) is fixedly connected in the sliding chute (4) along the horizontal direction, and the fixed rod (25) passes through the sliding block (5) and the first spring (6) and is connected with the sliding block (5) in a sliding manner.
5. The overweight intercepting device for the networked toll collection MTC lane entrance according to claim 1, wherein a limiting groove (26) is formed in the groove wall of the sliding rod groove (3) on the side away from the fixing groove (11), a limiting block (27) is connected in the limiting groove (26) in a sliding manner, and one end of the limiting block (27) away from the groove bottom of the limiting groove (26) is fixedly connected to the corresponding rod wall of the sliding rod (9).
6. The overweight intercept device for the entrance of networked toll MTC lane according to claim 1 wherein the upper end of the bearing plate (8) is fixedly connected with a non-slip mat (28).
CN201920482736.5U 2019-04-11 2019-04-11 Overweight intercepting device is used at networking charging MTC lane entry Active CN209891118U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920482736.5U CN209891118U (en) 2019-04-11 2019-04-11 Overweight intercepting device is used at networking charging MTC lane entry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920482736.5U CN209891118U (en) 2019-04-11 2019-04-11 Overweight intercepting device is used at networking charging MTC lane entry

Publications (1)

Publication Number Publication Date
CN209891118U true CN209891118U (en) 2020-01-03

Family

ID=69018654

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920482736.5U Active CN209891118U (en) 2019-04-11 2019-04-11 Overweight intercepting device is used at networking charging MTC lane entry

Country Status (1)

Country Link
CN (1) CN209891118U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111119096A (en) * 2020-01-14 2020-05-08 青岛周识智能交通科技有限公司 ETC toll gate keeps car apart from equipment
CN111289070A (en) * 2020-02-28 2020-06-16 王光柱 Overweight detection device of car for transportation
CN111287117A (en) * 2020-02-19 2020-06-16 深圳市嘉胜创新贸易有限公司 Heat dissipation type floodgate machine with prevent ticket evasion function
CN115492024A (en) * 2022-09-06 2022-12-20 深圳市思沃智能科技有限公司 Intelligent brake for large parking lot

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111119096A (en) * 2020-01-14 2020-05-08 青岛周识智能交通科技有限公司 ETC toll gate keeps car apart from equipment
CN111287117A (en) * 2020-02-19 2020-06-16 深圳市嘉胜创新贸易有限公司 Heat dissipation type floodgate machine with prevent ticket evasion function
CN111289070A (en) * 2020-02-28 2020-06-16 王光柱 Overweight detection device of car for transportation
CN111289070B (en) * 2020-02-28 2021-08-10 广西洛梵科技股份有限公司 Overweight detection device of car for transportation
CN115492024A (en) * 2022-09-06 2022-12-20 深圳市思沃智能科技有限公司 Intelligent brake for large parking lot
CN115492024B (en) * 2022-09-06 2024-01-09 深圳市思沃智能科技有限公司 Intelligent brake for large parking lot

Similar Documents

Publication Publication Date Title
CN209891118U (en) Overweight intercepting device is used at networking charging MTC lane entry
CN211257987U (en) Intelligent ground lock and system for motor vehicle parking space
CN210216235U (en) Highway one-way road anti-reverse device
CN207862804U (en) A kind of highway barrier luminous alarm plate that stability is strong
CN211597634U (en) Movable scaffold
CN209025519U (en) A kind of flood control parking stall based on buoyancy
CN213389797U (en) Deceleration strip device for road traffic
CN210658119U (en) Town road limit for height frame
CN211057663U (en) Highway height limiting device
CN110217084B (en) Automobile protection fence
CN107905142A (en) A kind of roadside automatic identification charged parking stall
CN213476694U (en) Traffic roadblock convenient to carry
CN211849117U (en) Novel safety protection device for highway engineering management
CN213768748U (en) Semitrailer carriage capable of lifting railing
CN218667263U (en) Roadblock awl winding and unwinding devices
CN215630153U (en) Communication well lid with safety theftproof function
CN219257209U (en) Overload alarm system of ash transporting vehicle based on RFID technology
CN213509904U (en) Rail for building engineering with monitoring function
CN214745063U (en) Movable illuminating lamp for tunnel engineering
CN216920453U (en) Well lid with anti-theft structure
CN110242085B (en) Underground translation type intelligent parking equipment
CN213330369U (en) Safety fence of commercial vehicle air brake experiment platform
CN211368483U (en) Warning sign is used in road construction
CN213597648U (en) Rail guard that construction that stability is high was used
CN216474643U (en) Intelligent traffic warning board

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant