CN114639218A - Fire early warning device of alpine meadow - Google Patents
Fire early warning device of alpine meadow Download PDFInfo
- Publication number
- CN114639218A CN114639218A CN202210181024.6A CN202210181024A CN114639218A CN 114639218 A CN114639218 A CN 114639218A CN 202210181024 A CN202210181024 A CN 202210181024A CN 114639218 A CN114639218 A CN 114639218A
- Authority
- CN
- China
- Prior art keywords
- warning device
- early warning
- protective cover
- wall
- mounting
- 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.)
- Pending
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- 230000001681 protective effect Effects 0.000 claims abstract description 42
- 239000000779 smoke Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 2
- 238000009313 farming Methods 0.000 description 3
- 241000282461 Canis lupus Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
Abstract
The invention discloses a fire early warning device for an alpine meadow, which comprises: the smoke early warning device comprises a supporting column, wherein an early warning device shell is fixedly arranged above the supporting column, a mounting hole is formed in the outer wall of the early warning device shell, a smoke sensor is fixedly mounted in the mounting hole, and a screw hole is formed in the center of the upper wall of the early warning device shell; the electronic device protection box is fixedly arranged at the inner central position of the early warning device shell, and a signal processing module, a data coding module, a wireless transmitting module, a single chip microcomputer, a receiving and decoding module and a wireless receiving module are arranged in the electronic device protection box; the closed protective cover is installed above the inner portion of the early warning device shell, and a positioning plate is fixedly arranged on the outer wall of the closed protective cover. According to the invention, the closed protective cover can be fixedly installed by screwing the positioning screw into the screw hole from the inside of the positioning plate, so that the smoke sensor can be replaced and maintained in a distributed manner.
Description
Technical Field
The invention relates to the technical field of fire early warning devices, in particular to a fire early warning device for an alpine meadow.
Background
The stock farming is an extremely important link for exchanging materials between human beings and the nature, the stock farming is one of components of agriculture and is parallel to the planting industry as two major pillars of agricultural production, the current plateau grassland stock farming can only prevent burglary, prevent wolfs and prevent fire disasters through manpower, and is inconvenient, the workload of stock workers is greatly increased, and the raised livestock and poultry are easy to be stolen and caught by wolfs, and the fire disasters can not be known in time, so that great loss is caused.
The fire early warning device of present alpine meadow has the problem that can not carry out multi-angle monitoring to the meadow simultaneously, for this reason, we provide a fire early warning device of alpine meadow.
Disclosure of Invention
The invention aims to provide a fire early warning device for an alpine meadow, and aims to solve the problem that the existing fire early warning device for the alpine meadow cannot monitor the meadow at multiple angles simultaneously in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an alpine meadow's condition of a fire early warning device, includes:
the early warning device comprises a supporting column, wherein an early warning device shell is fixedly arranged above the supporting column, a mounting hole is formed in the outer wall of the early warning device shell, a smoke sensor is fixedly mounted in the mounting hole, and a screw hole is formed in the center of the upper wall of the early warning device shell;
the electronic device protection box is fixedly arranged at the inner central position of the early warning device shell, and a signal processing module, a data coding module, a wireless transmitting module, a single chip microcomputer, a receiving and decoding module and a wireless receiving module are arranged in the electronic device protection box;
closed protective cover, it is installed the inside top of early warning device shell, the fixed locating plate that is equipped with of outer wall of closed protective cover, set screw is worn to be equipped with in the inside of locating plate.
Preferably, the structure of early warning device shell is the hexagon structure, the outer wall equidistance evenly distributed of early warning device shell is followed to the mounting hole, the size of mounting hole and smoke transducer's size match each other, smoke transducer and the inside electrical apparatus module electric connection of electron device protective housing.
Preferably, the top fixed weld of early warning device shell and support column is connected, the shape and the size of closed protective cover all match each other with the shape and the size of early warning device shell, closed protective cover passes through locating plate, set screw and screw hole threaded connection, locating plate and screw hole one-to-one, it is fixed that the locating plate is the integral type with the two of closed protective cover.
Preferably, the closed protecting cover is further provided with:
the mounting panel, it is fixed to be established the top central point of closed protective cover puts, the erection column is installed to the top of mounting panel, the fixed waterproof ceiling that is equipped with in top of erection column, the guiding gutter has been seted up to the upper wall of waterproof ceiling.
Preferably, the mounting column is in threaded connection with the mounting plate, the mounting plate and the closed protective cover are fixed in an integrated mode, the guide grooves are evenly distributed along the upper wall of the waterproof ceiling in an equal distance mode, the size of the waterproof ceiling is larger than that of the early warning device shell, and the waterproof ceiling is of a ridge structure.
Preferably, the mounting plate is further provided with:
the antenna fixing plate is arranged on the outer side of the mounting plate, a wireless transmitting antenna is arranged inside the antenna fixing plate, and the wireless transmitting antenna is in threaded connection with the antenna fixing plate.
Preferably, the antenna fixed plate is fixed with the two integral types that are of closed protective cover, the upper wall equidistance evenly distributed of closed protective cover is followed to the antenna fixed plate, wireless transmitting antenna and the inside electrical apparatus module electric connection of electron device protective housing.
Preferably, the support column is further provided with:
installation base, it is fixed to be established the below of support column, the fixed column that is provided with in below of installation base, the outer wall of fixed column is provided with the antiskid burr.
Preferably, the antiskid convex patterns are uniformly distributed along the outer wall of the fixing column at equal intervals, the fixing column is uniformly distributed along the lower wall of the mounting base at equal intervals, the top end of the fixing column is fixedly welded and connected with the lower wall of the mounting base, and the length of the fixing column is larger than the thickness of the mounting base.
Preferably, the support column is further provided with:
the warning board is arranged at the front section of the supporting column, an installation sleeve plate is fixedly arranged on the rear wall of the warning board, an adjusting plate is fixedly arranged at the rear end of the installation sleeve plate, a fixing bolt is arranged in the adjusting plate in a penetrating mode, a non-slip mat is adhered to the inner wall of the installation sleeve plate, and the non-slip mat is made of rubber.
Compared with the prior art, the invention provides a fire early warning device for an alpine meadow, which has the following beneficial effects: this fire early warning device in alpine meadow mutually supports work through the inside smoke transducer of a plurality of mounting holes and various devices of electron device protective housing, can monitor the plateau meadow field of a plurality of directions simultaneously.
1. According to the invention, the positioning screw is screwed into the screw hole from the inside of the positioning plate, so that the closed protective cover can be fixedly installed, and the smoke sensor can be replaced and maintained in such a way;
2. the rainwater can be guided by the guide grooves on the top wall of the waterproof ceiling, so that the rainwater is concentrated in the guide grooves on the waterproof ceiling, and the rainwater can be flushed out downwards along the guide grooves, so that the rainwater is reduced from dripping;
3. the invention can ensure the stability of the whole device by solidifying a plurality of fixed columns in the concrete block, and the anti-skid convex patterns on the outer walls of the fixed columns can ensure that the fixed columns are combined with the concrete more stably.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of a housing of the early warning device of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a closed protective cover according to the present invention;
FIG. 5 is a schematic diagram of a warning board according to the present invention.
In the figure: 1. a support pillar; 2. a pre-warning device housing; 3. a waterproof ceiling; 4. a warning board; 5. installing a base; 6. fixing a column; 7. anti-skid wales; 8. a diversion trench; 9. mounting holes; 10. a smoke sensor; 11. closing the protective cover; 12. mounting a plate; 13. installing a sleeve plate; 14. a wireless transmitting antenna; 15. mounting a column; 16. an antenna fixing plate; 17. an electronic device protective case; 18. screw holes; 19. positioning a plate; 20. a set screw; 21. a non-slip mat; 22. an adjusting plate; 23. and (5) fixing the bolt.
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.
As shown in fig. 1 and 5, a fire early warning device for an alpine meadow includes: the mounting base 5 is fixedly arranged below the supporting column 1, a fixing column 6 is fixedly arranged below the mounting base 5, and an anti-skid convex pattern 7 is arranged on the outer wall of the fixing column 6; the antiskid convex patterns 7 are uniformly distributed along the outer wall of the fixing column 6 at equal intervals, the fixing column 6 is uniformly distributed along the lower wall of the mounting base 5 at equal intervals, the top end of the fixing column 6 is fixedly welded with the lower wall of the mounting base 5, the length size of the fixing column 6 is larger than the thickness size of the mounting base 5, and the fixing columns 6 are solidified in a concrete block, so that the stability of the whole device can be ensured, and the antiskid convex patterns 7 on the outer wall of the fixing column 6 can enable the concrete block to be combined more stably; warning board 4, its anterior segment at support column 1 is established to it, the fixed installation lagging 13 that is provided with of back wall of warning board 4, the fixed regulating plate 22 that is equipped with in rear end of installation lagging 13, fixing bolt 23 is worn to be equipped with in regulating plate 22's inside, the fixed glue of inner wall of installation lagging 13 has slipmat 21, the material of slipmat 21 is the rubber material, can prevent that warning board 4 from rotating along with the high wind on warning board 4 fixed mounting support column 1 through screwing up fixing bolt 23.
As shown in fig. 2, 3 and 4, a fire early warning device for an alpine meadow includes: the early warning device comprises a support column 1, wherein an early warning device shell 2 is fixedly arranged above the support column 1, a mounting hole 9 is formed in the outer wall of the early warning device shell 2, a smoke sensor 10 is fixedly arranged in the mounting hole 9, and a screw hole 18 is formed in the center of the upper wall of the early warning device shell 2; the electronic device protection box 17 is fixedly arranged at the central position in the early warning device shell 2, and a signal processing module, a data coding module, a wireless transmitting module, a single chip microcomputer, a receiving and decoding module and a wireless receiving module are arranged in the electronic device protection box 17; the closed protective cover 11 is arranged above the inner part of the early warning device shell 2, a positioning plate 19 is fixedly arranged on the outer wall of the closed protective cover 11, and a positioning screw 20 penetrates through the inner part of the positioning plate 19; the structure of the early warning device shell 2 is a hexagonal structure, the mounting holes 9 are uniformly distributed along the outer wall of the early warning device shell 2 at equal intervals, the size of each mounting hole 9 is matched with that of each smoke sensor 10, each smoke sensor 10 is electrically connected with an electrical module inside the electronic device protection box 17, the smoke sensors 10 inside the mounting holes 9 and various devices of the electronic device protection box 17 are matched with each other to work, and meanwhile, plateau meadow fields in multiple directions can be monitored; the early warning device shell 2 is fixedly welded and connected with the top end of the support column 1, the shape and the size of the closed protective cover 11 are matched with those of the early warning device shell 2, the closed protective cover 11 is in threaded connection with the screw hole 18 through the positioning plate 19 and the positioning screw 20, the positioning plate 19 corresponds to the screw hole 18 one by one, the positioning plate 19 and the closed protective cover 11 are fixed integrally, the positioning screw 20 is screwed into the screw hole 18 from the inside of the positioning plate 19, the closed protective cover 11 can be fixedly installed, and the smoke sensor 10 can be replaced and maintained according to the distribution; the mounting plate 12 is fixedly arranged at the central position above the closed protective cover 11, the mounting column 15 is arranged above the mounting plate 12, the waterproof ceiling 3 is fixedly arranged above the mounting column 15, and the upper wall of the waterproof ceiling 3 is provided with a diversion trench 8; the mounting column 15 is in threaded connection with the mounting plate 12, the mounting plate 12 and the closed protective cover 11 are fixed in an integrated manner, the guide grooves 8 are uniformly distributed along the upper wall of the waterproof ceiling 3 at equal intervals, the size of the waterproof ceiling 3 is larger than that of the early warning device shell 2, the waterproof ceiling 3 is of a ridge structure, rainwater can be guided through the guide grooves 8 in the top wall of the waterproof ceiling 3, the rainwater is concentrated in the guide grooves 8 on the waterproof ceiling 3, and therefore the rainwater can be flushed downwards along the guide grooves 8, and rainwater dripping is reduced; an antenna fixing plate 16 which is arranged outside the mounting plate 12, wherein a wireless transmitting antenna 14 is arranged inside the antenna fixing plate 16, and the wireless transmitting antenna 14 is connected with the antenna fixing plate 16 in a threaded manner; the antenna fixing plate 16 and the closed protective cover 11 are integrally fixed, the antenna fixing plate 16 is uniformly distributed along the upper wall of the closed protective cover 11 at equal intervals, the wireless transmitting antenna 14 is electrically connected with an electrical module inside the electronic device protective box 17, and the condition monitored by the device can be sent through the wireless transmitting antenna 14.
The working principle is as follows: when the fire early warning device of the alpine meadow is used, firstly, the fixing columns 6 are inserted into concrete, the mounting base 5 and the concrete are solidified together, and the fixing columns 6 are combined with the concrete more firmly through the anti-skidding convex patterns 7 on the outer walls of the fixing columns 6; secondly, the warning board 4 is fixedly installed on the supporting column 1 by screwing the fixing bolt 23, so that the warning board 4 can be prevented from rotating along with the gust by installing the anti-skid pad 21 on the inner wall of the sleeve plate 13; then a plurality of smoke sensors 10 are arranged in the mounting holes 9 of the outer wall of the early warning device shell 2, and are screwed into the screw holes 18 through the positioning screws 20, so that the closed protective cover 11 can be mounted; finally, the mounting columns 15 and the mounting plates 12 are fixedly mounted together, so that the waterproof ceiling 3 can be fixed, and the rainwater can be guided by the guide grooves 8 in the top wall of the waterproof ceiling 3, so that the working principle of the fire early warning device for the alpine meadow is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a fire early warning device in alpine meadow which characterized in that includes:
the early warning device comprises a supporting column (1), wherein an early warning device shell (2) is fixedly arranged above the supporting column (1), a mounting hole (9) is formed in the outer wall of the early warning device shell (2), a smoke sensor (10) is fixedly arranged in the mounting hole (9), and a screw hole (18) is formed in the center of the upper wall of the early warning device shell (2);
the electronic device protection box (17) is fixedly arranged at the inner central position of the early warning device shell (2), and a signal processing module, a data coding module, a wireless transmitting module, a single chip microcomputer, a receiving and decoding module and a wireless receiving module are arranged in the electronic device protection box (17);
closed protective cover (11), it is installed the inside top of early warning device shell (2), the outer wall of closed protective cover (11) is fixed and is equipped with locating plate (19), set screw (20) are worn to be equipped with in the inside of locating plate (19).
2. The fire early warning device for alpine meadows as claimed in claim 1, characterized in that the structure of the early warning device housing (2) is a hexagonal structure, the mounting holes (9) are evenly distributed along the outer wall of the early warning device housing (2) at equal intervals, the size of the mounting holes (9) and the size of the smoke sensor (10) are matched with each other, and the smoke sensor (10) is electrically connected with an electrical module inside the electronic device protection box (17).
3. The fire early warning device for alpine meadows according to claim 1, characterized in that the early warning device shell (2) is fixedly welded to the top end of the supporting column (1), the shape and size of the closed protective cover (11) are matched with those of the early warning device shell (2), the closed protective cover (11) is in threaded connection with the screw hole (18) through a positioning plate (19) and a positioning screw (20), the positioning plate (19) is in one-to-one correspondence with the screw hole (18), and the positioning plate (19) and the closed protective cover (11) are fixed in an integrated manner.
4. The fire warning device for alpine meadows according to claim 1, characterized in that the closed protective cover (11) is further provided with:
mounting panel (12), it is fixed to be established the top central point of closed protective cover (11) puts, erection column (15) are installed to the top of mounting panel (12), the fixed waterproof ceiling (3) that are equipped with in top of erection column (15), guiding gutter (8) have been seted up to the upper wall of waterproof ceiling (3).
5. The fire warning device for alpine meadows according to claim 4, characterized in that the mounting columns (15) are in threaded connection with the mounting plate (12), the mounting plate (12) and the closed protective cover (11) are fixed in an integrated manner, the guiding grooves (8) are uniformly distributed along the upper wall of the waterproof ceiling (3) at equal intervals, the size of the waterproof ceiling (3) is larger than that of the warning device housing (2), and the waterproof ceiling (3) is of a ridge structure.
6. The fire warning device of an alpine meadow as claimed in claim 4, characterized in that said mounting plate (12) is further provided with:
the antenna fixing plate (16) is arranged on the outer side of the mounting plate (12), a wireless transmitting antenna (14) is arranged inside the antenna fixing plate (16), and the wireless transmitting antenna (14) is in threaded connection with the antenna fixing plate (16).
7. The fire warning device for alpine meadows according to claim 6, wherein the antenna fixing plate (16) and the closed protective cover (11) are integrally fixed, the antenna fixing plate (16) is uniformly distributed along the upper wall of the closed protective cover (11) at equal intervals, and the wireless transmitting antenna (14) is electrically connected with an electrical module inside the electronic device protective box (17).
8. The fire early warning device of an alpine meadow as claimed in claim 1, characterized in that the support column (1) is further provided with:
the mounting base (5) is fixedly arranged below the supporting column (1), a fixing column (6) is fixedly arranged below the mounting base (5), and an anti-skid convex line (7) is arranged on the outer wall of the fixing column (6).
9. The fire early warning device for alpine meadows according to claim 8, characterized in that the anti-slip ribs (7) are uniformly distributed along the outer wall of the fixing column (6) at equal intervals, the fixing column (6) is uniformly distributed along the lower wall of the mounting base (5) at equal intervals, the top end of the fixing column (6) is fixedly welded and connected with the lower wall of the mounting base (5), and the length dimension of the fixing column (6) is greater than the thickness dimension of the mounting base (5).
10. The fire early warning device of an alpine meadow as claimed in claim 1, characterized in that the support column (1) is further provided with:
warning board (4), it is established the anterior segment of support column (1), the fixed installation lagging (13) that is provided with of back wall of warning board (4), the rear end of installation lagging (13) is fixed and is equipped with regulating plate (22), fixing bolt (23) are worn to be equipped with in the inside of regulating plate (22), the fixed glue of inner wall of installation lagging (13) has slipmat (21), the material of slipmat (21) is the rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210181024.6A CN114639218A (en) | 2022-02-25 | 2022-02-25 | Fire early warning device of alpine meadow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210181024.6A CN114639218A (en) | 2022-02-25 | 2022-02-25 | Fire early warning device of alpine meadow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114639218A true CN114639218A (en) | 2022-06-17 |
Family
ID=81948740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210181024.6A Pending CN114639218A (en) | 2022-02-25 | 2022-02-25 | Fire early warning device of alpine meadow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114639218A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120229283A1 (en) * | 2011-03-07 | 2012-09-13 | Mckenna Cameron | Fire Detection |
| CN206711325U (en) * | 2017-04-17 | 2017-12-05 | 西藏农牧学院 | A kind of plateau meadow safety early warning device based on Internet of Things |
| CN209168349U (en) * | 2018-11-23 | 2019-07-26 | 林政� | A kind of telescopic sound-light alarm equipment |
| CN209525731U (en) * | 2019-01-07 | 2019-10-22 | 安徽韬若信息技术有限公司 | Voice-intelligent of preventing fires detects alarming device |
| CN211472165U (en) * | 2019-12-21 | 2020-09-11 | 杨炳长 | Warning guardrail is used in bridge construction |
| CN215289820U (en) * | 2021-05-17 | 2021-12-24 | 山东汇川电气股份有限公司 | Suspension type warning sign is used in road construction |
-
2022
- 2022-02-25 CN CN202210181024.6A patent/CN114639218A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120229283A1 (en) * | 2011-03-07 | 2012-09-13 | Mckenna Cameron | Fire Detection |
| CN206711325U (en) * | 2017-04-17 | 2017-12-05 | 西藏农牧学院 | A kind of plateau meadow safety early warning device based on Internet of Things |
| CN209168349U (en) * | 2018-11-23 | 2019-07-26 | 林政� | A kind of telescopic sound-light alarm equipment |
| CN209525731U (en) * | 2019-01-07 | 2019-10-22 | 安徽韬若信息技术有限公司 | Voice-intelligent of preventing fires detects alarming device |
| CN211472165U (en) * | 2019-12-21 | 2020-09-11 | 杨炳长 | Warning guardrail is used in bridge construction |
| CN215289820U (en) * | 2021-05-17 | 2021-12-24 | 山东汇川电气股份有限公司 | Suspension type warning sign is used in road construction |
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