CN110952469B - Road overload warning device - Google Patents
Road overload warning device Download PDFInfo
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- CN110952469B CN110952469B CN201911281792.3A CN201911281792A CN110952469B CN 110952469 B CN110952469 B CN 110952469B CN 201911281792 A CN201911281792 A CN 201911281792A CN 110952469 B CN110952469 B CN 110952469B
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- 230000003139 buffering effect Effects 0.000 claims abstract description 11
- 230000035939 shock Effects 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 230000008602 contraction Effects 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000003111 delayed effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
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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
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/21—Supporting structures directly fixed to an immovable object specially adapted for motorways, e.g. integrated with sound barriers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention discloses a road overload warning device which comprises a warning component arranged on a roadside and a trigger component embedded in the surface of a road, wherein the warning component comprises a stand column, the upper end of the stand column is connected with a warning board, the upper part of the warning board is connected with a solar cell panel, and the surface of the warning board is provided with an LED lamp for displaying overload limit; the trigger assembly comprises a pre-buried box, a first wiring block and a second wiring block are arranged in the pre-buried box, the first wiring block is electrically connected with the LED lamp, and the second wiring block is electrically connected with the solar cell panel; the bottom surface in the pre-buried case is evenly installed many buffering shock attenuation poles, and the flexible end of buffering shock attenuation pole is connected with the lifter plate, and the conducting block is installed through the spliced pole to the lifter plate bottom surface. The invention detects whether a vehicle passes through the triggering assembly, so that the warning assembly can actively emit light, drivers can clearly observe warning information at night, overload hidden danger is avoided, and the using effect is good.
Description
Technical Field
The invention belongs to the technical field of overload warning, and particularly relates to a road overload warning device.
Background
When a highway and a bridge are constructed, the bearing capacity of the highway and the bridge is limited, and in order to prevent the highway and the bridge from being influenced and damaged by overload, overload warning devices are arranged on the highway and the bridge. The overweight warning board is a common overload warning device, and is irradiated by vehicle light at night, and the overload warning board reflects light, so that a driver can observe the overweight warning board conveniently. However, the installation angle of the existing overweight warning board influences the reflection angle of the overweight warning board, so that a driver cannot clearly observe the warning information of the warning board easily, potential safety hazards exist, and the using effect is not ideal.
Disclosure of Invention
The invention aims to solve the problems and provide the road overload warning device, so that drivers can clearly observe warning information at night, overload hidden dangers are avoided, and the using effect is good.
In order to achieve the purpose, the invention provides the following technical scheme:
the designed road overload warning device comprises a warning component installed on a road side and a trigger component embedded into the surface of a road, wherein the warning component comprises a stand column, the upper end of the stand column is connected with a warning board, the upper part of the warning board is connected with a solar cell panel, the surface of the warning board is provided with an LED lamp for displaying overload limit, and the LED lamp is in line connection with the solar cell panel;
the trigger assembly comprises a pre-buried box with an opening at the upper end, the pre-buried box is embedded in the surface of a road, a first wiring block and a second wiring block are arranged in the pre-buried box, the first wiring block is electrically connected with the LED lamp, and the second wiring block is electrically connected with the solar cell panel; the bottom surface in the pre-buried box is uniformly provided with a plurality of buffer damping rods, the telescopic ends of the buffer damping rods vertically upwards are connected with a lifting plate and used for being pressed to lift in the pre-buried box, and the bottom surface of the lifting plate is provided with a conductive block through a connecting column and used for enabling the LED lamp and the solar cell panel to form a circuit loop in a conductive contact mode along with the descending of the lifting plate and the contact of the first wiring block and the second wiring block.
By adopting the road overload warning device, when a vehicle passes through at night, wheels press the lifting plate, the lifting plate slides down in the embedded box under the contraction of the buffer damping rods, the connecting column drives the conductive block to descend, so that the conductive block is in contact with the first wiring block and the second wiring block, the LED lamp and the solar cell panel form a circuit loop, the LED lamp is lightened, a driver can conveniently observe overload limit information, the driver can know the load limit of a road in front, the damage of the vehicle overload to work is prevented, the overload hidden danger is avoided, and the use effect is good; through solar cell panel generates electricity, provides the power for the device, through trigger the subassembly and realize triggering of LED lamp is lighted, can reduce power consumption, when guaranteeing that the device is just producing work, the energy saving.
Preferably, the triggering assembly is provided with a plurality of triggering assemblies, and the triggering assemblies are distributed on the surface of the road at equal intervals.
Preferably, the buffering shock attenuation pole includes the stay tube, the sealed upper end opening in stay tube bottom, the sealed end of stay tube with pre-buried incasement bottom surface is connected, the spacing ring is installed to stay tube port department, the inside slidable mounting of spacing ring has the lifter, the lifter upper end with the lifter plate is connected, the lifter bottom stretches into inside and being connected with the elevator of stay tube, the elevator with be connected with buffer spring between the sealed end of stay tube.
Preferably, the upper end face of the lifting rod is provided with a threaded hole, the surface of the lifting rod is provided with a mounting counter bore in a penetrating mode, the mounting counter bore corresponds to the threaded hole and is used for being matched with a bolt to achieve detachable mounting of the lifting plate and the buffering damping rod.
Preferably, the opposite surfaces of the first junction block and the second junction block are both inclined surfaces, the conductive block is of an inverted trapezoidal structure, and the conductive block is respectively in wedge fit with the first junction block and the second junction block.
Preferably, elastic supporting rods are symmetrically installed on two inner walls of the embedded box, and the telescopic ends of the two elastic supporting rods are opposite and are respectively connected with the first wiring block and the second wiring block and used for pushing the first wiring block and the second wiring block to be respectively and fully contacted with the conductive block.
Preferably, the elasticity props the ejector pin and includes fixed pipe, the other end opening is sealed to fixed pipe one end, the sealed end of fixed pipe with the inner wall of pre-buried case is connected, just fixed pipe level extends, fixed outside of tubes wall runs through and is provided with the guide way, the guide way along fixed pipe axial extension, fixed inside of tubes has the slide bar through propping spring coupling, the outer end of slide bar is worn out fixed pipe and with first lug or the second lug is connected, the slide bar inner is connected with the guide block, the guide block with the guide way clearance fit.
Preferably, the connecting column is an elastic shrinkage rod, the shrinkage end of the connecting column is vertically downward and is connected with the conductive block, the bottom surface of the conductive block is connected with an iron block, and a magnet is installed on the inner bottom surface of the embedded box and corresponds to the iron block.
Preferably, the connecting column comprises a bearing tube, the upper end of the bearing tube is sealed, the bottom end of the bearing tube is open, the sealed end of the bearing tube is connected with the bottom surface of the lifting plate, the open end of the bearing tube is vertically downward and is provided with a guide plate, a guide hole penetrates through the surface of the guide plate, a guide column is slidably mounted in the guide hole, the bottom end of the guide column penetrates through the bearing tube and is connected with the conductive block, the upper end of the guide column extends into the bearing tube and is connected with a baffle, a compression spring is sleeved on the outer side of the guide column, and the compression spring is positioned between the guide plate and the baffle;
the cross sections of the guide hole and the guide column are square, and the guide hole is in clearance fit with the guide column.
Preferably, a limit frame is formed on the upper port of the embedded box in an epitaxial manner;
and threading through holes are formed in the bottom of the embedded box and correspond to the first wiring block and the second wiring block.
The invention has the beneficial technical effects that:
1. structurally, the warning device detects whether a vehicle passes through the triggering assembly, so that the warning assembly can emit light actively, drivers can observe warning information clearly at night conveniently, overload hidden dangers are avoided, and the using effect is good.
2. Structurally, the solar energy power generation device generates power through the solar cell panel and provides power for the device; the LED lamp can be triggered to light through the trigger assembly, so that the power consumption can be reduced, and the energy is saved while the device is guaranteed to work.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view (in section for clarity) of the trigger assembly;
FIG. 3 is a right-view enlarged schematic illustration (in section for clarity) of the structure shown in FIG. 2;
FIG. 4 is an enlarged schematic view of the shock absorbing rod;
FIG. 5 is an enlarged schematic view of the elastic support rod;
fig. 6 is an enlarged schematic view of the connecting column.
The reference numerals are explained below:
1. a warning component;
11. a column;
12. a warning board;
13. an LED lamp;
14. a solar panel;
2. a trigger component;
21. pre-burying a box;
211. a limiting frame; 212. a threading through hole;
22. a lifting plate;
221. mounting a counter bore;
23. a damping rod is buffered;
231. supporting a tube; 232. a buffer spring; 233. a lifting block; 234. a limiting ring; 235. a lifting rod; 236. a threaded hole;
24. connecting columns;
241. a carrier tube; 242. a compression spring; 243. a guide plate; 244. a guide post; 245. a guide hole; 246. a baffle plate;
25. a conductive block;
251. an iron block;
26. an elastic supporting rod;
261. a fixed tube; 262. a guide groove; 263. a guide block; 264. a slide bar; 265. a supporting spring;
27. a first junction block;
28. a magnet;
29. and a second terminal block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Examples
Referring to fig. 1 to 6, the present invention relates to a road overload warning device, which comprises a roadside-mounted warning module 1 and a triggering module 2 embedded in the surface of a road. Wherein, warning subassembly 1 includes stand 11, and 11 upper ends of stand are connected with warning board 12, and warning board 12 upper portion is connected with solar cell panel 14, and warning board 12 surface mounting has the LED lamp 13 that is used for showing overload limit, and LED lamp 13 is connected with 14 line connections of solar cell panel.
The trigger assembly 2 comprises a pre-buried box 21 with an opening at the upper end, the pre-buried box 21 is embedded in the surface of a road, a first wiring block 27 and a second wiring block 29 are arranged inside the pre-buried box 21, the first wiring block 27 is electrically connected with the LED lamp 13, and the second wiring block 29 is electrically connected with the solar cell panel 14.
The bottom surface evenly installs many buffering shock attenuation poles 23 in the built-in box 21, and the flexible end of buffering shock attenuation pole 23 is vertical upwards and is connected with lifter plate 22 for the pressurized is in the inside lift of built-in box 21, and the lifter plate 22 bottom surface is installed conducting block 25 through spliced pole 24, is used for making LED lamp 13 and solar cell panel 14 constitute the circuit loop with the first lug 27 of lifter plate 22 decline and second lug 29 contact electrically conductive.
Specifically, the triggering assemblies 2 can be provided in a plurality and distributed on the road surface at equal intervals. Set up like this, through a plurality of trigger assembly 2, can make the vehicle pass through, LED lamp 13 lights many times, ensures that navigating mate accurate observation overload warning information.
Buffering shock attenuation pole 23 includes stay tube 231, and the sealed upper end opening in stay tube 231 bottom, the sealed end of stay tube 231 and pre-buried case 21 bottom are connected, and stay tube 231 port department installs spacing ring 234, and the inside slidable mounting of spacing ring 234 has lifter 235, and lifter 235 upper end is connected with lifter plate 22, and lifter 235 bottom stretches into inside and being connected with lifter 233 of stay tube 231, is connected with buffer spring 232 between lifter 233 and the sealed end of stay tube 231. In this way, the lifting block 233 drives the lifting rod 235 to lift inside the supporting tube 231 by the elastic force of the buffer spring 232, so as to achieve the extension and contraction of the buffer damping rod 23, and facilitate the lifting of the lifting plate 22 inside the embedded box 21.
The upper end face of the lifting rod 235 is provided with a threaded hole 236, the surface of the lifting plate 22 is provided with a mounting counter bore 221 in a penetrating mode, and the mounting counter bore 221 corresponds to the threaded hole 236 and is used for being matched with a bolt to achieve detachable mounting of the lifting plate 22 and the buffering shock absorption rod 23.
Further, the outer wall of the support pipe 231 is provided with an ear plate having a through hole, so that the support pipe 231 can be easily installed on the inner bottom surface of the embedded tank 21 by using a screw.
The opposite surfaces of the first junction block 27 and the second junction block 29 are both inclined surfaces, the conductive block 25 is of an inverted trapezoidal structure, and the conductive block 25 is in wedge fit with the first junction block 27 and the second junction block 29 respectively. With this arrangement, it is possible to ensure that the conductive block 25 is sufficiently in contact with the first and second terminal blocks 27 and 29.
Elastic supporting rods 26 are symmetrically installed on two inner walls of the embedded box 21, and the telescopic ends of the two elastic supporting rods 26 are opposite and are respectively connected with a first wiring block 27 and a second wiring block 29, and are used for pushing the first wiring block 27 and the second wiring block 29 to be respectively and fully contacted with the conductive block 25. With this arrangement, when the conductive block 25 descends along with the connecting post 24, the conductive block 25 contacts the first and second connection blocks 27 and 29, and the elastic force of the elastic support rod 26 is used to support the first and second connection blocks 27 and 29, so that the first and second connection blocks 27 and 29 can fully contact the conductive block 25.
The connecting column 24 is an elastic contraction rod, the contraction end of the elastic contraction rod is vertically downward and is connected with the conductive block 25, the bottom surface of the conductive block 25 is connected with an iron block 251, a magnet 28 is installed on the inner bottom surface of the embedded box 21, and the magnet 28 corresponds to the iron block 251. So arranged, when the wheel presses down the lifting plate 22, the conductive block 25 contacts the first and second terminal blocks 27 and 29, and at the same time, magnetic attraction is generated between the magnet 28 and the iron block 251, when the wheel is separated from the lifting plate 22, when the lifting plate 22 is lifted to the original position, the magnetic attraction force generated between the magnet 28 and the iron block 251 extends the elastic contraction rod, so that the conductive block 25 is still contacted with the first connection block 27 and the second connection block 29, and as the lifting plate 22 is lifted continuously, the extension elastic force of the buffer damping rod 23 and the contraction elastic force of the connection column 24 are greater than the magnetic attraction force between the magnet 28 and the iron block 251, so that the conductive block 25 is separated from the first connection block 27 and the second connection block 29, when the wheel breaks away from the lifting plate 22, the conducting block 25 can be separated from the first wiring block 27 and the second wiring block 29 in a delayed mode, so that the LED lamp 13 is turned off in a delayed mode, and a driver can observe warning information.
The cross sections of the guide hole 245 and the guide post 244 are square, the guide hole 245 is in clearance fit with the guide post 244, the guide post 244 can be prevented from rotating inside the guide hole 245 due to the arrangement, the conductive block 25 is prevented from rotating, and the conductive block 25 can be accurately contacted with the first wiring block 27 and the second wiring block 29.
The limit frame 211 is formed on the upper port of the embedded box 21 in an extending mode, the limit frame 211 is arranged to limit the embedded box 21 in a bearing mode, and the embedded box 21 is protected.
The bottom of the embedded box 21 is provided with a threading through hole 212, and the threading through hole 212 corresponds to the first wiring block 27 and the second wiring block 29, so that the electrical connection of the first wiring block 27 and the LED lamp 13 and the electrical connection of the second wiring block 29 and the solar cell panel 14 are conveniently realized through the threading through hole 212.
The working principle of the invention is as follows:
adopt above-mentioned structure, when the vehicle passes through at night, the wheel pushes down lifter plate 22, under the shrink of buffering shock-absorbing rod 23, lifter plate 22 slides and descends in pre-buried box inside, and drive conducting block 25 through spliced pole 24 and descend, make conducting block 25 and first lug 27 and the contact of second lug 29, make LED lamp 13 and solar cell panel 14 constitute the circuit loop, LED lamp 13 lights, it observes overload limit information to be convenient for navigating mate, thereby can let navigating mate know the bearing limit of the place ahead highway, prevent that the vehicle from overloading and causing the damage to work, thereby avoid the potential safety hazard of overloading, excellent in use effect. In addition, the solar cell panel 14 is used for generating electricity, a power supply is provided for the device, the triggering of the LED lamp 13 can be achieved through the triggering assembly 2, the electric energy consumption can be reduced, and the energy is saved while the device is guaranteed to work in normal production.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. A road overload warning device is characterized in that: the warning device comprises a warning component (1) for mounting a roadside and a trigger component (2) embedded into the surface of a road, wherein the warning component (1) comprises a stand column (11), the upper end of the stand column (11) is connected with a warning board (12), the upper part of the warning board (12) is connected with a solar cell panel (14), the surface of the warning board (12) is provided with an LED lamp (13) for displaying overload limit, and the LED lamp (13) is in line connection with the solar cell panel (14);
the trigger assembly (2) comprises a pre-buried box (21) with an opening at the upper end, the pre-buried box (21) is embedded in the surface of a road, a first wiring block (27) and a second wiring block (29) are arranged inside the pre-buried box (21), the first wiring block (27) is electrically connected with the LED lamp (13), and the second wiring block (29) is electrically connected with the solar cell panel (14); a plurality of buffer damping rods (23) are uniformly arranged on the inner bottom surface of the embedded box (21), the telescopic ends of the buffer damping rods (23) are vertically upward and connected with a lifting plate (22) for being pressed inside the embedded box (21) to lift, and the bottom surface of the lifting plate (22) is provided with a conductive block (25) through a connecting column (24) for contacting with the first wiring block (27) and the second wiring block (29) along with the descending of the lifting plate (22) to conduct electricity so that the LED lamp (13) and the solar cell panel (14) form a circuit loop;
the opposite surfaces of the first junction block (27) and the second junction block (29) are inclined surfaces, the conductive block (25) is of an inverted trapezoidal structure, and the conductive block (25) is in wedge fit with the first junction block (27) and the second junction block (29) respectively;
elastic supporting rods (26) are symmetrically installed on two inner walls of the embedded box (21), and the telescopic ends of the two elastic supporting rods (26) are opposite and are respectively connected with the first wiring block (27) and the second wiring block (29) and used for pushing the first wiring block (27) and the second wiring block (29) to be respectively and fully contacted with the conductive block (25);
the connecting column (24) is an elastic contraction rod, the contraction end of the elastic contraction rod is vertically downward and is connected with the conductive block (25), the bottom surface of the conductive block (25) is connected with an iron block (251), a magnet (28) is installed on the inner bottom surface of the pre-buried box (21), and the magnet (28) corresponds to the iron block (251).
2. The device of claim 1, wherein: the trigger assemblies (2) are arranged in a plurality and distributed on the surface of the road at equal intervals.
3. The device of claim 2, wherein: buffering shock attenuation pole (23) are including stay tube (231), stay tube (231) bottom seal upper end opening, stay tube (231) sealed end with the bottom is connected in pre-buried case (21), stay tube (231) port department installs spacing ring (234), spacing ring (234) inside slidable mounting has lifter (235), lifter (235) upper end with lifter plate (22) are connected, lifter (235) bottom stretches into stay tube (231) inside and be connected with elevator (233), elevator (233) with be connected with buffer spring (232) between stay tube (231) the sealed end.
4. The device of claim 3, wherein: the lifting rod (235) upper end face is provided with a threaded hole (236), the surface of the lifting plate (22) is provided with a mounting counter bore (221) in a penetrating mode, the mounting counter bore (221) corresponds to the threaded hole (236) and is used for being matched with a bolt to achieve detachable mounting of the lifting plate (22) and the buffering shock absorption rod (23).
5. The device of claim 1, wherein: elasticity props ejector pin (26) including fixed pipe (261), the other end opening is sealed to fixed pipe (261) one end, the sealed end of fixed pipe (261) with the inner wall of pre-buried case (21) is connected, just fixed pipe (261) level extends, fixed pipe (261) outer wall runs through and is provided with guide way (262), guide way (262) along fixed pipe (261) axial extension, fixed pipe (261) inside is connected with slide bar (264) through propping a spring (265), the outer end of slide bar (264) is worn out fixed pipe (261) and with first lug (27) or second lug (29) are connected, slide bar (264) inner is connected with guide block (263), guide block (263) with guide way (262) clearance fit.
6. The device of claim 1, wherein: the connecting column (24) comprises a bearing tube (241), the upper end of the bearing tube (241) is sealed, the bottom end of the bearing tube (241) is open, the sealed end of the bearing tube (241) is connected with the bottom surface of the lifting plate (22), the open end of the bearing tube (241) is vertically downward and provided with a guide plate (243), a guide hole (245) penetrates through the surface of the guide plate (243), a guide column (244) is slidably arranged in the guide hole (245), the bottom end of the guide column (244) penetrates out of the bearing tube (241) and is connected with the conductive block (25), the upper end of the guide column (244) extends into the bearing tube (241) and is connected with a baffle (246), a compression spring (242) is sleeved on the outer side of the guide column (244), and the compression spring (242) is located between the guide plate (243) and the baffle (246);
the cross sections of the guide hole (245) and the guide post (244) are square, and the guide hole (245) is in clearance fit with the guide post (244).
7. The device of claim 1, wherein: a limiting frame (211) is formed on the upper port of the embedded box (21) in an extending mode;
the bottom of the embedded box (21) is provided with a threading through hole (212), and the threading through hole (212) corresponds to the first wiring block (27) and the second wiring block (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281792.3A CN110952469B (en) | 2019-12-13 | 2019-12-13 | Road overload warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281792.3A CN110952469B (en) | 2019-12-13 | 2019-12-13 | Road overload warning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110952469A CN110952469A (en) | 2020-04-03 |
| CN110952469B true CN110952469B (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911281792.3A Active CN110952469B (en) | 2019-12-13 | 2019-12-13 | Road overload warning device |
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| Country | Link |
|---|---|
| CN (1) | CN110952469B (en) |
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| CN205609426U (en) * | 2016-05-10 | 2016-09-28 | 圣特立集团有限公司 | High -voltage isolation switch |
| CN208143642U (en) * | 2018-05-17 | 2018-11-23 | 江华众创建设开发有限公司 | A kind of computer hardware mounting device based on Wedge-type cooperation cushioning principle |
| CN109286299A (en) * | 2018-10-13 | 2019-01-29 | 杭州英帕尔标识工程有限公司 | A kind of Smart Logo board |
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2019
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| CN110952469A (en) | 2020-04-03 |
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