CN113565036A - Security protection is with having exit brake who prevents that back car from dashing card structure - Google Patents
Security protection is with having exit brake who prevents that back car from dashing card structure Download PDFInfo
- Publication number
- CN113565036A CN113565036A CN202110842091.3A CN202110842091A CN113565036A CN 113565036 A CN113565036 A CN 113565036A CN 202110842091 A CN202110842091 A CN 202110842091A CN 113565036 A CN113565036 A CN 113565036A
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- Prior art keywords
- fixed
- seat
- rubber
- rod
- cavity
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- 238000001125 extrusion Methods 0.000 claims abstract description 42
- 238000005192 partition Methods 0.000 claims abstract description 29
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 230000003139 buffering effect Effects 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 abstract description 5
- 239000003292 glue Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
-
- 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)
- Vibration Dampers (AREA)
Abstract
The invention relates to the technical field of an access gate for security protection, in particular to an access gate with a structure for preventing a rear vehicle from being punched and clamped, which comprises a device main body, wherein the device main body comprises a base and a fixed seat, the fixed seat is arranged at the top end of the base, a partition plate is movably connected to the top end of the interior of the fixed seat through a rotating shaft, a connecting seat is fixed to one side of the outer wall of the base, a pushing mechanism is arranged at the bottom end of the partition plate and comprises an extrusion rod, a cavity, a gear and a containing cavity, the extrusion rod is arranged at the bottom end of the interior of the fixed seat, and the cavity is arranged in the interior of the base. When the baffle plate moves downwards to block the front vehicle, the blocking rod moves out of the containing cavity under the coordination of the pushing mechanism, and the blocking rod blocks the rear vehicle at the moment, so that the front vehicle and the rear vehicle have a distance, inspection personnel can conveniently inspect the front vehicle, and if the front vehicle retreats, the front vehicle is not easy to collide with the rear vehicle, and property safety and personal safety are prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of access gates for security protection, in particular to an access gate with a structure for preventing a rear vehicle from rushing to be clamped for security protection.
Background
With the continuous development of the traffic industry, in order to facilitate security protection of traffic, an entrance and exit gate is usually arranged at an intersection to realize blocking operation of vehicles, so that inspection of the vehicles and personnel in the vehicles is facilitated, the existing entrance and exit gate for security protection has various functions to realize diversification, for example, a lifting type anti-collision advertisement gateway disclosed by the publication number of CN105220633B, and the inventor finds that the following problems still exist while realizing the prior art; 1. the device blocks the vehicle to be checked through the partition plate, but the device is not provided with a mechanism for blocking the vehicle behind, so that when the front vehicle is checked, if the distance between the rear vehicle and the front vehicle is too close, the checking of the checking personnel is inconvenient, and if the front vehicle backs when being started, the front vehicle is easy to collide with the rear vehicle, so that property safety and personal safety are damaged, and the protection and the usability of the device are reduced; 2. the device does not set up corresponding buffer at the in-process that the baffle descends, causes the device can produce unnecessary wearing and tearing in continuous work, influences the life of device, consequently needs a security protection to solve above-mentioned problem with the discrepancy floodgate that has the structure of preventing that the back car dashes to block.
Disclosure of Invention
The invention aims to provide an access brake with a structure for preventing a rear vehicle from being jammed, which is used for security protection, and aims to solve the problems that the existing device proposed in the background technology is not provided with a mechanism for blocking the rear vehicle, the vehicle inspection is inconvenient, and potential safety hazards exist.
In order to achieve the purpose, the invention provides the following technical scheme: a safety protection entrance brake with a structure for preventing a rear vehicle from being punched and clamped comprises a device main body, wherein the device main body comprises a base and a fixed seat, the top end of the base is provided with the fixed seat, the top end of the inner part of the fixed seat is movably connected with a partition plate through a rotating shaft, one side of the outer wall of the base is fixedly provided with a connecting seat, the bottom end of the partition plate is provided with a pushing mechanism, the pushing mechanism comprises an extrusion rod, a cavity, a gear and a containing cavity, the bottom end of the inner part of the fixed seat is provided with the extrusion rod, the bottom end of the extrusion rod is inserted into the cavity, the bottom end of the inner part of the extrusion rod is provided with an insertion rod, the top end of the insertion rod is fixedly provided with a first spring, the top end of the first spring is fixedly arranged on the inner wall of the extrusion rod, one side, close to the connecting seat, of the bottom end of the outer wall of the extrusion rod is fixedly provided with a first rack, one side, far away from the fixed seat, is meshed with the gear, and the both ends of gear all through pivot and cavity swing joint, the gear is kept away from one side meshing of fixing base and is had the second rack, and the second rack is kept away from one side of fixing base and is fixed at the movable plate outer wall, the both ends of movable plate all are through first slider and cavity sliding connection, one side that the fixing base was kept away from to the movable plate is fixed with the connecting rod, and one side that the fixing base was kept away from to the connecting rod fixes the outer wall at the arresting pole, one side that the base was kept away from to the arresting pole is through second slider and connecting seat sliding connection, the inside top of connecting seat is provided with and hinders the chamber of accomodating of pole mutually supporting, the bottom of baffle is provided with buffer gear.
Preferably, buffer gear includes rubber buffer seat, rubber support circle and fixed socket, one side that the baffle bottom is close to and is close to the stripper bar is provided with rubber buffer seat, and rubber buffer seat's bottom is glued on the top of fixing base, the intermediate position department glue of rubber buffer seat inner wall has rubber connection pad, and the top glue of rubber connection pad has rubber support circle, the intermediate position department glue of rubber support circle bottom has the second spring, and the bottom glue of second spring is on the top of rubber connection pad, the both sides of rubber connection pad bottom are all glued and are had fixed socket, and the inside bottom cover of fixed socket is equipped with the picture peg, the bottom glue of picture peg is at rubber buffer seat inner wall, the top of picture peg is fixed with the third spring, and the top of third spring is fixed at fixed socket inner wall.
Preferably, the top end of the extrusion rod is embedded with a rotating bead.
Preferably, the length of the first rack is equal to that of the second rack, and an opening matched with the moving plate is formed in the top end inside the cavity.
Preferably, the two ends in the cavity are provided with first slide ways matched with the first slide block.
Preferably, a second slide way matched with the second slide block is arranged on one side, far away from the fixed seat, of the inside of the connecting seat, and a convex block is fixed at the top end of the blocking rod.
Preferably, the bottom end inside the partition board is provided with an opening matched with the rubber buffer seat.
Compared with the prior art, the invention has the beneficial effects that: the access gate with a structure for preventing a rear vehicle from being punched and clamped is provided with a partition plate, an extrusion rod, a rotating ball, an inserting rod, a first spring, a first rack, a gear, a moving plate, a second rack, a connecting rod and a blocking rod, when the extrusion rod is extruded downwards by the partition plate, the rotating ball rotates, the extrusion rod is extruded downwards by the partition plate, the inserting rod retracts into the extrusion rod, the first spring is compressed, the first rack moves downwards, the gear rotates anticlockwise under the matching of teeth on the outer wall of the first rack, the gear rotates anticlockwise under the matching of the teeth on the outer wall of the second rack, the second rack drives the moving plate to move upwards synchronously, the moving plate drives the connecting rod to move synchronously, the connecting rod drives the blocking rod to move synchronously until the partition plate is perpendicular to a fixed seat, the blocking rod moves out of the interior of a containing cavity, and through the design, when the partition plate moves downwards and blocks a front vehicle, under push mechanism's cooperation, the arresting bar shifts out from accomodating the chamber, and the arresting bar blocks the back car this moment for there is the distance in front truck and back car, and the inspection of the inspection personnel of being convenient for if the front truck takes place the back, is difficult for striking the back car, avoids property safety and personal safety impaired, has improved the protectiveness and the linkage of device.
Be provided with the baffle simultaneously, rubber buffer seat, the opening, rubber connection pad, rubber support ring, the second spring, fixed socket and picture peg, when the pearl was changeed in the baffle extrusion, rubber buffer seat is inserted and is established to the opening inside, the top of opening extrusion rubber buffer seat this moment, rubber buffer seat extrusion rubber support ring, rubber support ring takes place elastic deformation this moment, the second spring compression, rubber connection pad extrusion rubber connection pad, rubber connection pad takes place elastic deformation this moment, rubber downward extrusion fixed socket, fixed socket moves down, inside the picture peg indentation fixed socket, the third spring compression, through the above-mentioned design, the striking to the baffle is cushioned, avoid the baffle because of long-time and fixing base striking serious, the protection nature of device has been improved.
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 first front cross-sectional view of the structure of the present invention;
FIG. 2 is a second front cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic side sectional view of the structure of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
FIG. 6 is an enlarged view of the structure at C of FIG. 3 according to the present invention;
FIG. 7 is a schematic sectional front view of a fixing base, an extrusion stem, a rotating ball and a buffering mechanism according to the present invention.
In the figure: 100. a device main body; 110. a base; 111. a connecting seat; 120. a fixed seat; 121. a partition plate; 200. a pushing mechanism; 210. an extrusion stem; 211. rotating the beads; 212. inserting a rod; 213. a first spring; 214. a first rack; 220. a cavity; 230. a gear; 231. moving the plate; 232. a first slider; 233. a second rack; 234. a connecting rod; 235. a arresting bar; 236. a second slider; 240. a receiving cavity; 300. a buffer mechanism; 310. a rubber cushion seat; 311. an opening; 312. a rubber connection pad; 320. a rubber support ring; 321. a second spring; 330. a fixed socket; 331. inserting plates; 332. and a third spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, an embodiment of the present invention is shown:
an access gate with a structure for preventing a rear vehicle from being punched and clamped comprises a device body 100, the device body 100 comprises a base 110 and a fixed seat 120, the fixed seat 120 is arranged at the top end of the base 110, a partition plate 121 is movably connected to the top end inside the fixed seat 120 through a rotating shaft, a connecting seat 111 is fixed to one side of the outer wall of the base 110, a pushing mechanism 200 is arranged at the bottom end of the partition plate 121, the pushing mechanism 200 comprises an extrusion rod 210, a cavity 220, a gear 230 and a containing cavity 240, the extrusion rod 210 is arranged at the bottom end inside the fixed seat 120, the cavity 220 is arranged inside the base 110, the bottom end of the extrusion rod 210 is inserted into the cavity 220, an insertion rod 212 is arranged at the bottom end inside the extrusion rod 210, a first spring 213 is fixed to the top end of the insertion rod 212, the top end of the first spring 213 is fixed to the inner wall of the extrusion rod 210, a first rack 214 is fixed to one side, close to the bottom end of the outer wall of the extrusion rod 210, which is close to the connecting seat 111, the side of the first rack 214 far from the fixed seat 120 is engaged with the gear 230, both ends of the gear 230 are movably connected with the cavity 220 through the rotating shaft, the side of the gear 230 far from the fixed seat 120 is engaged with the second rack 233, the side of the second rack 233 far from the fixed seat 120 is fixed on the outer wall of the moving plate 231, both ends of the moving plate 231 are slidably connected with the cavity 220 through the first slider 232, the side of the moving plate 231 far from the fixed seat 120 is fixed with the connecting rod 234, the side of the connecting rod 234 far from the fixed seat 120 is fixed on the outer wall of the blocking rod 235, the side of the blocking rod 235 far from the base 110 is slidably connected with the connecting seat 111 through the second slider 236, the top end inside the connecting seat 111 is provided with a receiving cavity 240 matched with the blocking rod 235, the bottom end of the partition 121 is provided with the buffer mechanism 300, by the design, when the partition 121 moves downwards, the blocking rod 235 ascends, at this time, the blocking rod 235 can block the rear vehicle, the protection of the device is improved.
The buffering mechanism 300 comprises a rubber buffering seat 310, a rubber supporting ring 320 and a fixed socket 330, wherein the rubber buffering seat 310 is arranged at one side of the bottom end of the partition board 121 close to the extrusion rod 210, the bottom end of the rubber buffering seat 310 is glued at the top end of the fixed seat 120, a rubber connecting pad 312 is glued at the middle position of the inner wall of the rubber buffering seat 310, the rubber supporting ring 320 is glued at the top end of the rubber connecting pad 312, a second spring 321 is glued at the middle position of the bottom end of the rubber supporting ring 320, the bottom end of the second spring 321 is glued at the top end of the rubber connecting pad 312, the fixed socket 330 is glued at both sides of the bottom end of the rubber connecting pad 312, an inserting plate 331 is sleeved at the bottom end inside the fixed socket 330, the bottom end of the inserting plate 331 is glued at the inner wall of the rubber buffering seat 310, a third spring 332 is fixed at the top end of the inserting plate 331, and the top end of the third spring 332 is fixed at the inner wall of the fixed socket 330, the impact between the partition plate 121 and the fixing seat 120 is buffered, so that the partition plate 121 is prevented from being damaged due to the impact with the fixing seat 120, and the protection performance of the device is improved.
The top end of the extrusion rod 210 is embedded with the rotating bead 211, and through the design, the partition plate 121 can extrude the extrusion rod 210 conveniently, so that the extrusion rod 210 can move downwards conveniently, and the convenience of the device is improved.
The length of the first rack 214 is equal to that of the second rack 233, and the top end inside the cavity 220 is provided with an opening matched with the moving plate 231.
The first slide way that mutually supports with first slider 232 is all seted up at the inside both ends of cavity 220, through this design, carries on spacingly to movable plate 231 for reciprocating of movable plate 231 is more stable, has improved the stability of device.
One side of the inside fixing base 120 of keeping away from of connecting seat 111 is seted up the second slide of mutually supporting with second slider 236, and the top of arresting pole 235 is fixed with the lug, through this design, carries on spacingly to arresting pole 235 for the reciprocating of arresting pole 235 is more firm, has improved the stability of device.
The opening 311 that mutually supports with rubber buffer seat 310 is seted up to the inside bottom of baffle 121, and through this design, rubber buffer seat 310 of being convenient for is inserted and is established to opening 311 inside to rubber buffer seat 310 of being convenient for cushions baffle 121, has improved the convenience of device.
The working principle is as follows: when the partition board 121 presses the extrusion rod 210 downwards, the rotating ball 211 rotates, the partition board 121 presses the extrusion rod 210 downwards, the insert rod 212 retracts into the extrusion rod 210, the first spring 213 is in a compressed force storage state, the first rack 214 moves synchronously with the extrusion rod 210, the first rack 214 moves downwards, the gear 230 rotates anticlockwise under the coordination of the outer wall teeth of the first rack 214, the second rack 233 moves upwards under the coordination of the outer wall teeth of the second rack 233, the second rack 233 drives the moving plate 231 to move upwards synchronously, the first slider 232 moves synchronously inside the first slideway along with the moving plate 231, the moving plate 231 drives the connecting rod 234 to move synchronously, the connecting rod 234 drives the blocking rod 235 to move synchronously, the second slider 236 moves synchronously inside the second slideway along with the blocking rod 235, the partition board 121 is perpendicular to the fixed seat 120 at this time, the blocking rod 235 moves out of the accommodating cavity 240, the rear vehicle is stopped by the stopper bar 235.
When the partition board 121 presses the rotating bead 211, the rubber buffer seat 310 is inserted into the opening 311, the opening 311 presses the top end of the rubber buffer seat 310, the rubber buffer seat 310 presses the rubber support ring 320, the rubber support ring 320 is elastically deformed, the second spring 321 is in a compressed force accumulation state, the rubber support ring 320 presses the rubber connection pad 312, the rubber connection pad 312 is elastically deformed, the rubber connection pad 312 presses the fixed socket 330 downwards, the fixed socket 330 moves downwards, the inserting plate 331 retracts into the fixed socket 330, and the third spring 332 is in a compressed force accumulation state, so that the buffer operation of impacting the partition board 121 is realized, and the operation is finished.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a security protection is with having an access gate that prevents that car dashes card structure after, includes device main part (100), its characterized in that: the device main body (100) comprises a base (110) and a fixed seat (120), the fixed seat (120) is arranged at the top end of the base (110), a partition plate (121) is movably connected to the top end of the interior of the fixed seat (120) through a rotating shaft, a connecting seat (111) is fixed on one side of the outer wall of the base (110), a pushing mechanism (200) is arranged at the bottom end of the partition plate (121), the pushing mechanism (200) comprises an extrusion rod (210), a cavity (220), a gear (230) and a containing cavity (240), the extrusion rod (210) is arranged at the bottom end of the interior of the fixed seat (120), the cavity (220) is arranged in the interior of the base (110), the bottom end of the extrusion rod (210) is inserted into the cavity (220), an insertion rod (212) is arranged at the bottom end of the interior of the extrusion rod (210), and a first spring (213) is fixed at the top end of the insertion rod (212), the top end of the first spring (213) is fixed on the inner wall of the extrusion rod (210), a first rack (214) is fixed on one side of the bottom end of the outer wall of the extrusion rod (210) close to the connecting seat (111), a gear (230) is meshed on one side of the first rack (214) far away from the fixed seat (120), two ends of the gear (230) are movably connected with the cavity (220) through a rotating shaft, a second rack (233) is meshed on one side of the gear (230) far away from the fixed seat (120), one side of the second rack (233) far away from the fixed seat (120) is fixed on the outer wall of the movable plate (231), two ends of the movable plate (231) are slidably connected with the cavity (220) through a first slider (232), a connecting rod (234) is fixed on one side of the movable plate (231) far away from the fixed seat (120), and one side of the connecting rod (234) far away from the fixed seat (120) is fixed on the outer wall of the blocking rod (235), one side, far away from the base (110), of the blocking rod (235) is connected with the connecting seat (111) in a sliding mode through a second sliding block (236), a containing cavity (240) matched with the blocking rod (235) is formed in the top end of the inside of the connecting seat (111), a buffering mechanism (300) is arranged at the bottom end of the partition plate (121), the buffering mechanism (300) comprises a rubber buffering seat (310), a rubber supporting ring (320) and a fixed socket (330), the rubber buffering seat (310) is arranged on one side, close to the extrusion rod (210), of the bottom end of the partition plate (121), the bottom end of the rubber buffering seat (310) is glued to the top end of the fixed seat (120), a rubber connecting pad (312) is glued to the middle position of the inner wall of the rubber buffering seat (310), a rubber supporting ring (320) is glued to the top end of the rubber connecting pad (312), a second spring (321) is glued to the middle position of the bottom end of the rubber supporting ring (320), and the bottom of second spring (321) is glued on the top of rubber connection pad (312), the both sides of rubber connection pad (312) bottom all are glued and have fixed socket (330), and the inside bottom cover of fixed socket (330) is equipped with picture peg (331), the bottom of picture peg (331) is glued on rubber buffer seat (310) inner wall, the top of picture peg (331) is fixed with third spring (332), and the top of third spring (332) is fixed at fixed socket (330) inner wall.
2. The access gate with a structure for preventing a rear vehicle from rushing to block in the security protection device according to claim 1, is characterized in that: the top end of the extrusion rod (210) is embedded with a rotating bead (211).
3. The access gate with a structure for preventing a rear vehicle from rushing to block in the security protection device according to claim 1, is characterized in that: the length of the first rack (214) is equal to that of the second rack (233), and the top end inside the cavity (220) is provided with an opening matched with the moving plate (231).
4. The access gate with a structure for preventing a rear vehicle from rushing to block in the security protection device according to claim 1, is characterized in that: the two ends in the cavity (220) are provided with first slide ways matched with the first slide block (232).
5. The access gate with a structure for preventing a rear vehicle from rushing to block in the security protection device according to claim 1, is characterized in that: a second slide way matched with the second slide block (236) is formed in one side, far away from the fixed seat (120), of the inside of the connecting seat (111), and a convex block is fixed at the top end of the blocking rod (235).
6. The access gate with a structure for preventing a rear vehicle from rushing to block in the security protection device according to claim 1, is characterized in that: the bottom end of the inner part of the clapboard (121) is provided with an opening (311) which is matched with the rubber buffer seat (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842091.3A CN113565036A (en) | 2021-07-26 | 2021-07-26 | Security protection is with having exit brake who prevents that back car from dashing card structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842091.3A CN113565036A (en) | 2021-07-26 | 2021-07-26 | Security protection is with having exit brake who prevents that back car from dashing card structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113565036A true CN113565036A (en) | 2021-10-29 |
Family
ID=78167243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110842091.3A Withdrawn CN113565036A (en) | 2021-07-26 | 2021-07-26 | Security protection is with having exit brake who prevents that back car from dashing card structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113565036A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108521A (en) * | 2021-11-25 | 2022-03-01 | 温州恺鸿环保科技有限公司 | Wisdom urban road prevents escaping equipment |
-
2021
- 2021-07-26 CN CN202110842091.3A patent/CN113565036A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108521A (en) * | 2021-11-25 | 2022-03-01 | 温州恺鸿环保科技有限公司 | Wisdom urban road prevents escaping equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 510000 floor 2, No. 19, Wushan Tangfu Road, Tangxia Keyun North Road, Tianhe District, Guangzhou City, Guangdong Province Applicant after: Song Lanyue Address before: 510000 No. 19, Wushan Tangfu Road, Keyun North Road, Guangzhou, Guangdong Applicant before: Song Lanyue |
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| CB02 | Change of applicant information | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20211029 |
|
| WW01 | Invention patent application withdrawn after publication |