CN112049036A - Water depth warning board - Google Patents
Water depth warning board Download PDFInfo
- Publication number
- CN112049036A CN112049036A CN202010915160.4A CN202010915160A CN112049036A CN 112049036 A CN112049036 A CN 112049036A CN 202010915160 A CN202010915160 A CN 202010915160A CN 112049036 A CN112049036 A CN 112049036A
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- CN
- China
- Prior art keywords
- groove
- depth
- water
- rope
- winding rod
- 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.)
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/40—Arrangements responsive to adverse atmospheric conditions, e.g. to signal icy roads or to automatically illuminate in fog; Arrangements characterised by heating or drying means
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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
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
-
- 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
- E01F9/688—Free-standing bodies
- E01F9/692—Portable base members therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
Abstract
The invention discloses a water depth warning board, which relates to the technical field of warning boards and comprises a mounting seat, wherein a fixing device is mounted at the bottom of the mounting seat, a depth measuring groove is formed in one side of the mounting seat, a guide groove is formed in one side of the inner wall of the depth measuring groove, a winding rod is rotatably connected between two sides of the inner wall of the guide groove, a guide rope is fixed on the outer side of the winding rod, the guide rope is wound outside the winding rod, a depth measuring block matched with the depth measuring groove is fixedly connected to one end, far away from the winding rod, of the guide rope, a marking groove is formed in the top of the depth measuring block, and a marking device is mounted inside the marking groove. This warning sign of depth of water can play comparatively audio-visual warning effect, can audio-visual the degree of depth that demonstrates different positions water, can test the degree of depth of water simultaneously, reduces the error that produces when testing the depth of water, improves the precision of testing the depth of water, can prevent to install and lose under water, makes things convenient for the device to test and retrieves behind the depth of water.
Description
Technical Field
The invention relates to the technical field of warning boards, in particular to a water depth warning board.
Background
The warning board is a tool commonly used in road construction and dangerous areas, is used for warning pedestrians around roads and near the dangerous areas, and plays an important role.
But current waterside warning sign can only play the effect of reminding, and the degree of depth of unable audio-visual performance water can not make the pedestrian have audio-visual impression to the depth of water of different positions, and the effect of warning is lower, gets into the position that can't mark the place after underwater, and inconvenient understanding warning device locates the position, can't test the degree of depth of water under water and show on the surface of water, and the error is great when testing the depth of water simultaneously, receives the influence of rivers easily and produces great inclination.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the water depth warning board which can achieve a visual warning effect, visually show the depths of water at different positions, test the depth of the water, reduce errors generated during water depth testing, improve the precision of the water depth testing, prevent the device from being lost underwater and facilitate the recovery of the device after the water depth testing.
In order to achieve the purpose, the invention is realized by the following technical scheme: a water depth warning board comprises a mounting seat, wherein a fixing device is mounted at the bottom of the mounting seat, a depth measuring groove is formed in one side of the mounting seat, a guide groove is formed in one side of the inner wall of the depth measuring groove, a winding rod is rotatably connected between two sides of the inner wall of the guide groove, a guide rope is fixedly arranged at the outer side of the winding rod in a refining mode, the guide rope is wound outside the winding rod, one end, far away from the winding rod, of the guide rope is fixedly connected with a depth measuring block matched with the depth measuring groove, the mounting seat is moved to the water side, a handle is held to rotate, then a reinforcing rod is pulled out from the inside of the reinforcing groove, the reinforcing rod is inserted into a mounting tunnel dug in advance at the water side, a transverse rod is fixed with the ground, the depth measuring block is pushed into the water, the water depths of different positions can be visually shown by the depth measuring block in a certain water depth area, the warning effect is enhanced, a marking groove is formed in the top, the inside mounting of mark groove has marking device, marking device extends to the outside of mark groove, the inside of mark groove is located marking device's below and installs the depth sounding device, the depth sounding device is connected with marking device, the position symmetry that the top of depth sounding piece is close to the mark groove installs stop device.
Preferably, the marking device includes the winding groove, install the winding rod between the inner wall both sides of winding groove, the outside fixedly connected with depth measurement rope of winding rod, the one end that the winding rod was kept away from to the depth measurement rope extends to the outside of depth measurement piece and fixedly connected with inflatable ball, and the depth measurement piece continues to move upwards because the buoyancy of water rises to drive depth measurement rope rebound to inflatable ball after submerging completely in the aquatic to inflatable ball rises completely, and the surface of water is floated completely to inflatable ball, can pass through the position of inflatable ball mark test block, loses after making things convenient for the test block to totally submerge.
Preferably, the depth measuring device comprises a lifting block, the lifting block is symmetrically arranged on two sides of the inner wall of the winding groove, the lifting block is slidably connected with the inner wall of the winding groove, the winding rod is rotatably arranged between two sides of the lifting block, an arc-shaped push plate is arranged at the top of the lifting block, the arc-shaped push plate and the inner wall of the marking groove have the same radian, a hollow ball is sleeved on the outer side of the depth measuring rope, one end, away from the lifting block, of the arc-shaped push plate extends to the upper part of the hollow ball, the air ball does not float out of the water surface, the winding rod is pulled upwards under the action of buoyancy of water and air, the lifting block is driven by the winding rod to slide upwards, the lifting block pushes the arc-shaped push plate upwards, the arc-shaped push plate moves to the upper part of the hollow ball to block the hollow ball, so that the hollow ball cannot float out of the marking groove, the depth measuring rope, the length of sounding rope between clean shot and the inflatable ball is exactly the height of test block top to the surface of water, elevator and winding rod are because the gravity of self descends, drive the inner wall landing decline of arc push pedal along the mark groove, the clean shot does not have the buoyancy effect of water and air after blockking of arc push pedal and rises to surface of water department, the inflatable ball continues to rise to aloft along with the rising of clean shot, the height that the final inflatable ball floated the surface of water is exactly the degree of depth of test block top and surface of water, the degree of depth that can automatic test out water and audio-visual expression come out, conveniently carry out the degree of depth of deeper position water.
Preferably, the limiting device comprises a longitudinal rod, the longitudinal rod is symmetrically installed at the top of the depth measuring block, a limiting frame is fixedly connected to the top of the longitudinal rod, the limiting frame is a heart-shaped arc rod, a mounting ring is sleeved on the outer side of the depth measuring rope and located below the inflatable ball, the mounting ring is fixedly connected with the depth measuring rope, a limiting rope is symmetrically installed on the outer side of the mounting ring, one end, far away from the mounting ring, of the limiting rope penetrates through the limiting frame and is connected with the depth measuring rope in a winding mode, the mounting ring is driven to rise simultaneously when the inflatable ball rises, the limiting rope on the periphery of the mounting ring penetrates through the limiting frame and then is pulled to four sides to prevent the inflatable ball from inclining, the problem that errors occur in testing due to the fact that water flow impact causes the inclination of the testing equipment can be prevented, and the accuracy in.
Preferably, the bottom fixedly connected with arc of sounding piece, the gyro wheel groove has been seted up to the bottom symmetry of arc, it is connected with the gyro wheel to rotate between the inner wall both sides in gyro wheel groove, the bottom of gyro wheel extends to the outside in gyro wheel groove.
Preferably, a counterweight groove is formed in the middle of the bottom of the arc plate, the counterweight groove penetrates through the arc plate and extends to the inside of the depth measuring block, and a counterweight block is fixedly connected to the top of the inner wall of the counterweight groove.
Preferably, the fixing device comprises a reinforcing groove symmetrically formed in the bottom of the mounting seat, the reinforcing groove is an internal thread groove, a reinforcing rod is connected to the inner wall of the reinforcing groove in a threaded manner, a rotating handle groove is formed in the bottom of the reinforcing rod, and a rotating handle is fixedly connected to the top of the inner wall of the rotating handle groove.
Preferably, the bottom symmetry of mount pad is installed the horizontal pole, the fixed level of practicing in top of horizontal pole has the slope pole, the one end and the mount pad fixed connection of horizontal pole are kept away from to the slope pole.
Preferably, the one end of rolling rod runs through the mount pad and extends to the outside of mount pad, the rolling rod extends to the outside one end fixedly connected with handle of mount pad, rotates the handle and drives the rolling rod and rotate, and the guide rope is convoluteed on the rolling rod, drives the test block and removes to the mount pad, makes things convenient for the device to retrieve after testing the depth of water.
The invention provides a water depth warning board. The method has the following beneficial effects:
(1) the water depth warning board can utilize the depth sounding block to visually show the water depths of different positions in a certain water depth area, and the warning effect is strengthened.
(2) This depth of water warning sign can lose after the whole underwater submergence of test piece of convenience through the position of aerifing ball mark test piece.
(3) This depth of water warning sign, the degree of depth that can the automatic test go out water and audio-visual performance comes out, conveniently carries out the degree of depth of deep position water.
(4) This depth of water warning sign can prevent because rivers impact leads to the test equipment slope and causes the problem that the error appears in the test, precision when having improved the test depth of water.
(5) The water depth warning board is convenient for the device to withdraw after the water depth is tested.
(6) This depth of water warning sign, the focus is stable is difficult to the upset, and the reliability of work is higher.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic view of a marking device according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the structure of the position limiting device of the present invention;
FIG. 6 is a schematic view of a test block base structure.
In the figure: 1-mounting seat, 2-fixing device, 201-reinforcing groove, 202-reinforcing rod, 203-rotating handle groove, 204-rotating handle, 3-depth measuring groove, 4-guiding groove, 5-winding rod, 6-guiding rope, 7-depth measuring block, 8-marking groove, 9-marking device, 901-winding groove, 902-winding rod, 903-depth measuring rope, 904-inflatable ball, 10-depth measuring device, 101-lifting block, 102-arc push plate, 103-hollow ball, 11-limiting device, 111-longitudinal rod, 112-limiting frame, 113-mounting ring, 114-limiting rope, 12-arc plate, 13-roller groove, 14-roller, 15-counterweight groove, 16-counterweight block, 17-transverse rod, 18-inclined bar, 19-grip.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Example one
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a water depth warning sign, including mount pad 1, fixing device 2 is installed to the bottom of mount pad 1, depth measurement groove 3 has been seted up to one side of mount pad 1, guiding groove 4 has been seted up to inner wall one side of depth measurement groove 3, it is connected with winding rod 5 to rotate between the inner wall both sides of guiding groove 4, there is guide rope 6 in the fixed level of practicing in the outside of winding rod 5, guide rope 6 twines in the outside of winding rod 5, guide rope 6 keeps away from the one end fixedly connected with of winding rod 5 and the depth measurement piece 7 of depth measurement groove 3 looks adaptation, mark groove 8 has been seted up at the top of depth measurement piece 7, mark groove 8's internally mounted has marking device 9, marking device 9 extends to mark groove 8's outside.
The marking device 9 comprises a winding groove 901, a winding rod 902 is installed between two sides of the inner wall of the winding groove 901, a depth measuring rope 903 is fixedly connected to the outer side of the winding rod 902, and one end, far away from the winding rod 902, of the depth measuring rope 903 extends to the outside of the depth measuring block 7 and is fixedly connected with an inflatable ball 904.
The bottom of the depth measuring block 7 is fixedly connected with an arc-shaped plate 12, the bottom of the arc-shaped plate 12 is symmetrically provided with roller grooves 13, rollers 14 are rotatably connected between two sides of the inner wall of the roller grooves 13, and the bottoms of the rollers 14 extend to the outside of the roller grooves 13.
The bottom symmetry of mount pad 1 is installed horizontal pole 17, and the fixed exercise level in top of horizontal pole 17 has inclined bar 18, and the one end and the mount pad 1 fixed connection of horizontal pole 17 are kept away from to inclined bar 18.
One end of the winding rod 5 penetrates through the mounting seat 1 and extends to the outside of the mounting seat 1, and one end of the winding rod 5 extending to the outside of the mounting seat 1 is fixedly connected with a handle 19.
When the device is used, the mounting seat 1 is moved to the water side, the reinforcing rod 202 is pulled out from the reinforcing groove 201 after the rotating handle 204 is held by a hand to rotate, the reinforcing rod 202 is inserted into a mounting tunnel dug out in advance of the water side, the cross rod 17 is fixed with the ground, the depth measuring block 7 is pushed towards the water, the depth measuring block 7 continues to move towards the water until the depth measuring block is completely immersed in the water, the inflatable ball 904 rises upwards due to the buoyancy of the water, the depth measuring rope 903 is driven to move upwards until the inflatable ball 904 completely floats out of the water, the handle 19 is rotated to drive the winding rod 5 to rotate, the guide rope 6 is wound on the winding rod 5, and the test block 7 is driven to move towards the mounting seat 1.
Example two
Referring to fig. 1-6, the present invention provides a technical solution: on the basis of the first embodiment, a depth measuring device 10 is installed in the marking groove 8 and below the marking device 9, the depth measuring device 10 is connected with the marking device 9, and limiting devices 11 are symmetrically installed at positions, close to the marking groove 8, of the top of the depth measuring block 7.
When the inflatable ball 904 does not float out of the water surface, the winding rod 902 is pulled upwards, the winding rod 902 drives the lifting block 101 to slide upwards, the lifting block 101 pushes the arc-shaped push plate 102 upwards, the arc-shaped push plate 102 moves to the position above the hollow ball 103 to block the hollow ball 103, so that the hollow ball 103 cannot float out of the mark groove 8, the inflatable ball 904 drives the depth measuring rope 903 to pass through the hollow ball 103 and then float upwards, the mounting ring 113 is driven to rise simultaneously when the inflatable ball 904 rises, the limiting ropes 114 around the mounting ring 113 pass through the limiting frame 112 and then pull the four sides to prevent the inflatable ball 904 from inclining, the buoyancy of water disappears after the inflatable ball 904 completely floats out of the water surface, the lifting block 101 and the winding rod 902 fall due to the self gravity to drive the arc-shaped push plate 102 to slide down along the inner wall of the mark groove 8, the hollow ball 103 rises to the water surface due to the buoyancy of the water and the air after the hollow ball 103 is not blocked by the arc-.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a water depth warning sign, includes mount pad (1), its characterized in that: the device comprises a mounting seat (1), a fixing device (2) is mounted at the bottom of the mounting seat (1), a depth measuring groove (3) is formed in one side of the mounting seat (1), a guide groove (4) is formed in one side of the inner wall of the depth measuring groove (3), a winding rod (5) is rotatably connected between two sides of the inner wall of the guide groove (4), a guide rope (6) is fixedly arranged on the outer side of the winding rod (5), the guide rope (6) is wound outside the winding rod (5), one end, far away from the winding rod (5), of the guide rope (6) is fixedly connected with a depth measuring block (7) matched with the depth measuring groove (3), a marking groove (8) is formed in the top of the depth measuring block (7), a marking device (9) is mounted inside the marking groove (8), the marking device (9) extends to the outside of the marking groove (8), and a depth measuring device (10) is mounted below the marking device (9) inside the marking groove (8), the depth measuring device (10) is connected with the marking device (9), and the position of the top of the depth measuring block (7) close to the marking groove (8) is symmetrically provided with a limiting device (11).
2. A water depth warning sign according to claim 1, wherein: the marking device (9) comprises a winding groove (901), a winding rod (902) is installed between two sides of the inner wall of the winding groove (901), a depth measuring rope (903) is fixedly connected to the outer side of the winding rod (902), and one end, far away from the winding rod (902), of the depth measuring rope (903) extends to the outer portion of the depth measuring block (7) and is fixedly connected with an inflatable ball (904).
3. A water depth warning sign according to claim 2, wherein: the depth sounding device (10) comprises a lifting block (101), wherein the lifting block (101) is symmetrically installed on two sides of the inner wall of a winding groove (901), the lifting block (101) is connected with the inner wall of the winding groove (901) in a sliding mode, a winding rod (902) is rotatably installed between two sides of the lifting block (101), an arc-shaped push plate (102) is installed at the top of the lifting block (101), the arc-shaped push plate (102) is identical to the radian of the inner wall of a marking groove (8), a hollow ball (103) is sleeved on the outer side of a depth sounding rope (903), and one end, far away from the lifting block (101), of the arc-shaped push plate (102) extends to the upper portion of the hollow ball (103).
4. A water depth warning sign according to claim 2, wherein: stop device (11) include longitudinal rod (111), the top at sounding block (7) is installed to longitudinal rod (111) symmetry, the top fixedly connected with spacing frame (112) of longitudinal rod (111), spacing frame (112) are heart form arc pole, the below cover that the outside of sounding rope (903) is located inflatable ball (904) is equipped with collar (113), collar (113) and sounding rope (903) fixed connection, spacing rope (114) are installed to the outside symmetry of collar (113), spacing rope (114) are passed to the one end that collar (113) were kept away from in spacing rope (114) and are connected with sounding rope (903) winding.
5. A water depth warning sign according to claim 1, wherein: the bottom fixedly connected with arc (12) of sounding piece (7), roller groove (13) have been seted up to the bottom symmetry of arc (12), it is connected with gyro wheel (14) to rotate between the inner wall both sides of roller groove (13), the bottom of gyro wheel (14) extends to the outside of roller groove (13).
6. A water depth warning sign according to claim 5, wherein: counterweight groove (15) have been seted up to the bottom intermediate position of arc (12), counterweight groove (15) run through arc (12) and extend to the inside of sounding block (7), the inner wall top fixedly connected with balancing weight (16) of counterweight groove (15).
7. A water depth warning sign according to claim 1, wherein: fixing device (2) are including reinforcing groove (201), the bottom in mount pad (1) is seted up to reinforcing groove (201) symmetry, reinforcing groove (201) are the internal thread groove, the inner wall threaded connection in reinforcing groove (201) has anchor strut (202), the bottom of anchor strut (202) has been seted up and has been changeed handle groove (203), the inner wall top fixedly connected with in commentaries on classics handle groove (203) rotates handle (204).
8. A water depth warning sign according to claim 1, wherein: horizontal pole (17) are installed to the bottom symmetry of mount pad (1), the fixed level of practicing in top of horizontal pole (17) has slope pole (18), the one end and mount pad (1) fixed connection of horizontal pole (17) are kept away from in slope pole (18).
9. A water depth warning sign according to claim 1, wherein: one end of the winding rod (5) penetrates through the mounting seat (1) and extends to the outside of the mounting seat (1), and one end, extending to the outside of the mounting seat (1), of the winding rod (5) is fixedly connected with a handle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915160.4A CN112049036A (en) | 2020-09-03 | 2020-09-03 | Water depth warning board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915160.4A CN112049036A (en) | 2020-09-03 | 2020-09-03 | Water depth warning board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112049036A true CN112049036A (en) | 2020-12-08 |
Family
ID=73608463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010915160.4A Withdrawn CN112049036A (en) | 2020-09-03 | 2020-09-03 | Water depth warning board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112049036A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216585A (en) * | 1978-09-26 | 1980-08-12 | Hi-Shear Corporation | Depth gage |
| US20110313724A1 (en) * | 2010-06-18 | 2011-12-22 | Pile Dynamics, Inc. | Measurement device and a system and method for using the same |
| CN102789667A (en) * | 2011-05-16 | 2012-11-21 | 李开超 | Four types of suspension traffic warning signs and six types of sign systems |
| CN202936740U (en) * | 2012-09-04 | 2013-05-15 | 南京赛康交通实业有限公司 | Ponding road section automatic induction and warning sign |
| CN204370335U (en) * | 2014-12-25 | 2015-06-03 | 燕山大学 | A kind of road ponding warning buoy |
| CN106871988A (en) * | 2017-01-12 | 2017-06-20 | 湖北文理学院 | A kind of multi-functional depth of water alarming device |
| CN110318738A (en) * | 2019-07-26 | 2019-10-11 | 贵州省水利水电勘测设计研究院 | A kind of inclined drill level measurement device |
| CN210555446U (en) * | 2019-09-27 | 2020-05-19 | 台州浪姿游泳装备有限公司 | Marking device for water activities |
| CN211347570U (en) * | 2020-01-14 | 2020-08-25 | 翟会君 | Hydrogeology is with groundwater and surface water depthkeeping quantitative sampler |
-
2020
- 2020-09-03 CN CN202010915160.4A patent/CN112049036A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216585A (en) * | 1978-09-26 | 1980-08-12 | Hi-Shear Corporation | Depth gage |
| US20110313724A1 (en) * | 2010-06-18 | 2011-12-22 | Pile Dynamics, Inc. | Measurement device and a system and method for using the same |
| CN102789667A (en) * | 2011-05-16 | 2012-11-21 | 李开超 | Four types of suspension traffic warning signs and six types of sign systems |
| CN202936740U (en) * | 2012-09-04 | 2013-05-15 | 南京赛康交通实业有限公司 | Ponding road section automatic induction and warning sign |
| CN204370335U (en) * | 2014-12-25 | 2015-06-03 | 燕山大学 | A kind of road ponding warning buoy |
| CN106871988A (en) * | 2017-01-12 | 2017-06-20 | 湖北文理学院 | A kind of multi-functional depth of water alarming device |
| CN110318738A (en) * | 2019-07-26 | 2019-10-11 | 贵州省水利水电勘测设计研究院 | A kind of inclined drill level measurement device |
| CN210555446U (en) * | 2019-09-27 | 2020-05-19 | 台州浪姿游泳装备有限公司 | Marking device for water activities |
| CN211347570U (en) * | 2020-01-14 | 2020-08-25 | 翟会君 | Hydrogeology is with groundwater and surface water depthkeeping quantitative sampler |
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| PB01 | Publication | ||
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Application publication date: 20201208 |