CN108643128A - A kind of rubber dam guard method and device - Google Patents
A kind of rubber dam guard method and device Download PDFInfo
- Publication number
- CN108643128A CN108643128A CN201810532931.4A CN201810532931A CN108643128A CN 108643128 A CN108643128 A CN 108643128A CN 201810532931 A CN201810532931 A CN 201810532931A CN 108643128 A CN108643128 A CN 108643128A
- Authority
- CN
- China
- Prior art keywords
- rubber dam
- hole
- round bar
- groove
- positioning
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/02—Fixed barrages
- E02B7/04—Dams across valleys
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of rubber dam guard method and devices, including the left through-hole for being located at rubber dam both sides and right through-hole is arranged on rubber dam Dun Qiang, bearing is equipped in the left through-hole and right through-hole, middle empty is equipped between the rubber dam pier wall, the internal diameter of the middle empty is consistent with bearing bore diameter, round bar is equipped in the middle empty, card slot is equipped in described round bar one end, the round bar other end is equipped with the clamp to match with card slot, the round bar is equipped with positioning groove, the middle empty is equipped with location hole corresponding with positioning groove, the bolt for stretching into positioning groove is equipped in the location hole, it is reasonable in design, protection effect is good, protective layer is not easily to fall off, mounting process is simple and direct.
Description
Technical field
The invention belongs to water conservancy project building technical fields, and in particular to a kind of rubber dam guard method and device.
Background technology
Dam sack of rubber dam is flexible structure, is easy to be punctured by sharp objects and hard object is worn, cause the breakage of dam bag,
It reduces the service life, currently, having occurred a kind of rubber dam protective device on the market, which includes being fixed on dam bag
The fixed bed of upstream, downstream, the upper surface of fixed bed are equipped with the protective layer for protecting dam bag, and the rubber dam of above structure is protected
Protection unit has the following disadvantages：1, protective layer only is installed in the upstream of dam bag, downstream, therefore one of dam bag can only be protected
Point, protection effect is poor；2, protective layer is installed on by way of bonding on dam bag, and installation is insecure, and protective layer is easy to fall off.Especially
For it is important that freezing in winter the time, after tying ice sheet near dam bag, with the fluctuation of seawater, ice slush will be with seawater
The thorn carried out in layer to dam bag is disclosed, it is easy to be punctured dam bag, will be shortened the service life of dam bag.
Such as Jinhua urban district river disk bridge water-control project and Yichuan rubber dam aerial drainage, it is broken across suddenly in rubber dam
It splits, causes to let out under man-made lake lake water, water level reduces rapidly, less than 2 minutes, across dam bag caved in completely in rubber dam.Due to night
Visibility is not high, and man-made lake letdown flow is big, and danger coefficient is higher, and flow rapidly passes through from rubber dam, artificial lake stage from
3 meter of 6 moment before drops to 2 meter 8, causes huge harm to the river in downstream, positive value summer, bathing number in Ha Noi is many
It is more, cause huge personnel and property loss.
Invention content
The invention reside in the shortcomings of the prior art is solved, a kind of reasonable in design, protection effect is provided
Good, protective layer is not easily to fall off, and mounting process is simple and direct, advantageously reduces rubber dam accident rate, avoids causing huge personnel
And social public property loss, the rubber dam guard method be of great significance to national interests, public interest and device.
A kind of rubber dam protective device, including be arranged on rubber dam Dun Qiang logical positioned at the left through-hole of rubber dam both sides and the right side
Hole, the left through-hole is interior to be equipped with left bearing, and right bearing is equipped in the right through-hole, middle blank coil is equipped between the rubber dam pier wall
Cylinder, the internal diameter of the middle empty is consistent with left bearing internal diameter, equipped with round bar in the middle empty, in described round bar one end
Equipped with card slot, the round bar other end is equipped with the clamp to match with card slot, and the round bar is equipped with positioning groove, described hollow
Reel is equipped with location hole corresponding with positioning groove, the bolt for stretching into positioning groove is equipped in the location hole, in described
Empty is equipped with the hold-down mechanism for compressing shading cloth, and the hold-down mechanism includes the groove being arranged in middle empty,
Tabletting is equipped in the groove, the middle empty is equipped with the positioning through hole for stretching into groove, and the groove one side wall is equipped with
Threaded hole corresponding with positioning through hole, the positioning through hole is interior to be equipped with the positioning screw being connect with threaded hole, the round bar one
End cap is equipped with gear, and the Dun Qiang is equipped with driving motor, and the driving motor is equipped with the driving gear engaged with gear, institute
It states the sides Dun Qiang and is equipped with round bar hold-down mechanism.
The positioning through hole and texturearunaperpendicular.
The location hole is equipped with the annular groove for accommodating nuts.
The clamp vertical section of described round bar one end is rectangular configuration.
Described positioning screw one end is equipped with interior hex-shaped recess.
The vertical section of the positioning screw is hierarchic structure.
The screw thread to match with bolt is equipped in the positioning groove or/and location hole.
The tabletting is equipped with the tabletting through-hole passed through for positioning screw.
The sides Dun Qiang are equipped with the ratchet engaged with gear.
The round bar hold-down mechanism includes that the convex block and convex block matching combined pressure that the vertical section in round bar one end is arc is arranged
Arc casting die on convex block, arc casting die both sides are equipped with hole, and arc casting die is pressed in Dun Qiang by bolt, prevents round bar
Abjection.
A kind of rubber dam guard method, includes the following steps：It will be in the middle empty of rubber dam upstream, rubber dam upstream
Empty is successively placed on rubber dam both sides, and keeps the inner cavity of hollow cylinder corresponding with the brearing bore on Dun Qiang using cushion block,
Round bar is sequentially inserted into brearing bore again, middle empty is made to be rotated between Dun Qiang, then shading cloth is caught in groove, then will pressure
Piece is caught in groove, and tabletting is equipped with the tabletting through-hole passed through for positioning screw, and positioning screw sequentially passes through tabletting through-hole, shading cloth
It is threadedly coupled with positioning groove, the positioning screw on the hollow cylinder of rubber dam both sides is tightened, shading cloth is covered in rubber dam
On, gear is mounted on round bar both ends, round bar hold-down mechanism is fitted in round bar both ends, by shading cloth top after rubber dam inflation
It rises, driving motor rotation drives round bar rotation that shading cloth is pressed on rubber dam.
In the use of the present invention, the middle empty of rubber dam upstream, the middle empty of rubber dam upstream are successively placed on rubber
The both sides Jiao Ba, and keep the inner cavity of hollow cylinder corresponding with the brearing bore on Dun Qiang using cushion block, then round bar is sequentially inserted into
In brearing bore, middle empty is made to be rotated between Dun Qiang, then shading cloth is caught in groove, then tabletting is caught in groove, tabletting
It is equipped with the tabletting through-hole passed through for positioning screw, positioning screw sequentially passes through tabletting through-hole, shading cloth and positioning groove screw thread
Connection, the positioning screw on the hollow cylinder of rubber dam both sides is tightened, and shading cloth is covered on rubber dam, gear is mounted on
Round bar hold-down mechanism is fitted in round bar both ends, jacked up shading cloth after rubber dam inflation, driving motor rotates band by round bar both ends
Shading cloth is pressed on rubber dam by dynamic round bar rotation.When initial, shading cloth middle empty of the winding in rubber dam upstream completely
On, after the shading cloth on rubber dam wears or punctures, the driving motor on Dun Qiang drives the middle empty in rubber dam downstream to turn
It is dynamic, damaged shading cloth is wound in the middle empty in downstream, shading cloth is pressed on rubber by the hollow spool turns of upstream
On dam, ratchet makes the gear at rubber dam both ends that can not rotate, and to make middle empty that can not rotate, shading cloth is pressed in always
On rubber dam；Pressure sensor is equipped between shading cloth and rubber dam bag, for detecting pressure of the rubber dam to dam sack of rubber dam,
When operation a period of time, shading cloth is less than setting value to dam bag pressure, and shading cloth is received in the control driving motor work of plc controllers
Volume makes shading cloth be pressed on rubber dam bag in rubber bag, and pressure reaches setting value, and plc controllers control driving motor stops
It only works, ratchet prevents gear from rotating, and then prevents hollow reel from rotating.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the attachment structure schematic diagram of the middle empty and round bar, shading cloth of the present invention；
Fig. 3 is the side structure schematic view of the present invention；
Fig. 4 is the pier wall side structure schematic view of the present invention；
Fig. 5 is the rod structure schematic diagram of the present invention；
Fig. 6 is the arc laminate structures schematic diagram of the present invention；
Fig. 7 is the cross-elasticity hold-down mechanism structural schematic diagram of the present invention；
Fig. 8 is the round bar attachment structure schematic diagram of the present invention.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one：As shown in figures 1-8, a kind of rubber dam protective device, including setting are upper in 21 pier wall 13 of rubber dam
Left through-hole 22 and right through-hole 23 in 21 both sides of rubber dam, the left through-hole is interior to be equipped with left bearing 15, is set in the right through-hole 23
There is right bearing 24, middle empty 1, internal diameter and the left bearing 15 of the middle empty 1 are equipped between 21 pier wall 13 of the rubber dam
Internal diameter is consistent, and round bar 8 is equipped in the middle empty 1, is equipped with card slot in 8 one end of the round bar, 8 other end of the round bar is set
There are the clamp 14 to match with card slot, the round bar 8 to be equipped with positioning groove 9, the middle empty 1 is equipped with and positioning groove
9 corresponding location holes 12, the location hole 12 is interior to be equipped with the bolt 10 for stretching into positioning groove 9, and the middle empty 1 is equipped with
Hold-down mechanism for compressing shading cloth 2, the hold-down mechanism include the groove 4 being arranged in middle empty, in the groove 4
Equipped with tabletting 3, the middle empty 1 is equipped with the positioning through hole 7 for stretching into groove, and the groove one side wall is equipped with logical with positioning
7 corresponding threaded hole of hole, the positioning through hole 7 is interior to be equipped with the positioning screw 5 being connect with threaded hole 25,8 one end of the round bar
It is set with gear 17, the pier wall 13 is equipped with driving motor 18, and the driving motor 18 is equipped with the driving engaged with gear
Gear, the sides Dun Qiang are equipped with round bar hold-down mechanism.
The positioning through hole 7 is vertical with groove fluting direction.
The location hole 12 is equipped with the annular groove for accommodating nuts 11.
14 vertical section of clamp of 8 one end of the round bar is rectangular configuration.
5 one end of the positioning screw is equipped with interior hex-shaped recess 6.
The vertical section of the positioning screw 5 is hierarchic structure.
The screw thread to match with bolt is equipped in the positioning groove 9 or/and location hole.
The tabletting 3 is equipped with 3 through-hole of tabletting passed through for positioning screw 5.
13 side of pier wall is equipped with the ratchet 16 engaged with gear, and ratchet plays the role of locking, is pressed in shading cloth
After on rubber dam bag, ratchet plays the role of preventing round bar from loosening；The gear side is equipped with cross-elasticity hold-down mechanism, described
Cross-elasticity hold-down mechanism includes the positioning column 30 being arranged in gear side, the draw piece being sleeved on positioning column, the hole in draw piece 29
31 be trapezoidal, and draw piece lower end is connect by tension spring 32 with ground, and the ground is equipped with the inclined springs being connect with draw piece,
When rubber dam air pressure reduces a bit, shading cloth loosens, and tension spring pulls positioning column band moving gear to rotate, and then by shading cloth pressure
Tightly on rubber dam bag, when rubber dam needs to reduce more, driving motor band moving gear is needed to rotate, after gear rotates,
The pulling force of inclined springs is more than frictional force of the fastener to positioning column, and draw piece is pulled down from positioning column, and driving motor band moving gear turns
Dynamic, pull rod will not engage gear, and rubber dam bag outer surface is evenly equipped with several protrusions, the shading cloth be equipped with several with it is convex
The slot to match is acted, shading cloth is pressed on rubber dam bag, and protrusion stretches into slot and plays positioning action, and when rubber dam has breach,
Shading cloth is pressed on rubber dam bag, and can play the role of temporary sealing prevents rubber dam is routed from rushing down, and disaster is caused to downstream.
13 side of pier wall is equipped with round bar hold-down mechanism, and the round bar hold-down mechanism includes being arranged in 8 one end of round bar
Vertical section is that the convex block 20 of arc and convex block 20 match the arc casting die 19 being fitted on convex block 20,19 liang of the arc casting die
Side is equipped with hole, and arc casting die 19 is pressed in pier wall 13 by bolt, prevents round bar 8 from deviating from.
The arc casting die includes being arranged on 28 left plate of thrust bearing and the matched arc bowl 27 of convex block and setting
Connecting rod 26 on reasoning bearing right plate, arc bowl buckle are pressed in by connecting rod on Dun Qiang on convex block, round bar both ends
Arc bowl is pressed in round bar end, and round bar rotary resistance is small, and frictional force is small, will not wear round bar end and arc bowl, Bu Huizao
It is loosened at round bar.
A kind of rubber dam guard method, includes the following steps：It will be in the middle empty of rubber dam upstream, rubber dam downstream
Empty is successively placed on rubber dam both sides, and keeps the inner cavity of hollow cylinder corresponding with the brearing bore on Dun Qiang using cushion block,
Round bar is sequentially inserted into brearing bore again, middle empty is made to be rotated between Dun Qiang, then shading cloth is caught in groove, then will pressure
Piece is caught in groove, and tabletting is equipped with the tabletting through-hole passed through for positioning screw, and positioning screw sequentially passes through tabletting through-hole, shading cloth
It is threadedly coupled with positioning groove, the positioning screw on the hollow cylinder of rubber dam both sides is tightened, so that round bar is turned bolt make-up
It is dynamic that hollow spool turns, shading cloth is driven to be covered on rubber dam, gear is mounted on round bar both ends, by round bar hold-down mechanism pressure
Mounted in round bar both ends, shading cloth is jacked up after rubber dam inflation, driving motor rotation drives round bar rotation to be pressed on shading cloth
On rubber dam bag.
In the use of the present invention, middle empty 1 is successively placed on 21 both sides of rubber dam, and hollow cylinder is made using cushion block
Internal control is corresponding with 15 endoporus of bearing on pier wall 13, then round bar 8 is once inserted into 15 endoporus of bearing, and middle empty 1 is made to exist
It is rotated between pier wall 13, then shading cloth 2 is caught in groove, then tabletting 3 is caught in groove 4, tabletting 3 is equipped with for positioning screw 5
3 through-hole of tabletting passed through, positioning screw 5 sequentially passes through 3 through-hole of tabletting, shading cloth 2 is threadedly coupled with positioning groove 9, by rubber
Positioning screw 5 on the hollow cylinder of 21 both sides of dam tightens, and shading cloth 2 is covered on rubber dam 21, and gear is mounted on round bar 8
8 hold-down mechanism of round bar is fitted in 8 both ends of round bar by both ends, and rubber dam 21 jacks up shading cloth 2 after inflating, 18 turns of driving motor
Dynamic to drive the rotation of round bar 8 that shading cloth 2 is pressed on rubber dam 21, when initial, the winding completely of shading cloth 2 is in 21 upstream of rubber dam
Middle empty 1 on, after on rubber dam 21 the abrasion of shading cloth 2 or after puncturing, the driving motor 18 on pier wall 13 drives rubber
The middle empty 1 in 21 downstream of dam rotates, and damaged shading cloth 2 is wound in the middle empty 1 in downstream, the middle empty of upstream
Shading cloth 2 is pressed on rubber dam 21 by 1 rotation, and ratchet 16 makes the gear at 21 both ends of rubber dam that can not rotate, in making
Empty 1 can not rotate, and shading cloth 2 is pressed in always on rubber dam 21.Bad shading cloth is wound middle empty in downstream
On, the shading cloth 2 in the middle empty of rubber dam upstream is recycled, avoids frequently replacing shading cloth, shading cloth and rubber
Pressure sensor is equipped between dam bag, for detecting pressure of the rubber dam to dam sack of rubber dam, when operation a period of time, shading cloth
Setting value is less than to dam bag pressure, plc controllers control driving motor work and wind shading cloth in rubber bag, make shading cloth
Be pressed on rubber dam bag, pressure reaches setting value, and plc controllers control driving motor is stopped, ratchet prevent gear from
Rotation, and then prevent hollow reel from rotating；Shading cloth plays the role of shading sun-proof, prevents rubber dam bag aging.
Embodiment two is distinguished as with embodiment one：It can be also connected through a screw thread between round bar, 8 one end of round bar is equipped with interior spiral shell
Line, the round bar other end are equipped with inner screw 33, and inner screw is equipped with round platform 34, and round bar internal thread one end opens up grooved hole, inner screw
Internal thread wall is strutted after being screwed into and is pressed in middle empty, then screw rod is screwed into middle empty.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical scheme of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (10)
1. a kind of rubber dam protective device, it is characterised in that：Including being arranged in rubber dam（21）Dun Qiang（13）It is upper to be located at rubber dam
（21）The left through-hole of both sides（22）With right through-hole（23）, the left through-hole is interior to be equipped with left bearing（15）, the right through-hole（23）It is interior
Equipped with right bearing（24）, the rubber dam（21）Dun Qiang（13）Between be equipped with middle empty（1）；
The middle empty（1）Internal diameter and left bearing（15）Internal diameter is consistent, the middle empty（1）It is interior to be equipped with round bar（8）,
The round bar（8）Card slot, the round bar are equipped in one end（8）The other end is equipped with the clamp to match with card slot（14）, the circle
Bar（8）It is equipped with positioning groove（9）, the middle empty（1）It is equipped with and positioning groove（9）Corresponding location hole（12）,
The location hole（12）Interior be equipped with stretches into positioning groove（9）Bolt（10）；
The middle empty（1）It is equipped with for compressing shading cloth（2）Hold-down mechanism, the hold-down mechanism include be arranged in
Groove in empty（4）, the groove（4）It is interior to be equipped with tabletting（3）, the middle empty（1）It is equipped with and stretches into determining for groove
Position through-hole（7）, the groove one side wall is equipped with and positioning through hole（7）Corresponding threaded hole, the positioning through hole（7）Inside set
Have and threaded hole（25）The positioning screw of connection（5）；
The round bar（8）One end is set with gear（17）, the Dun Qiang（13）It is equipped with driving motor（18）, the driving motor
（18）It is equipped with the driving gear engaged with gear, the sides Dun Qiang are equipped with round bar hold-down mechanism.
2. rubber dam protective device as claimed in claim 2, it is characterised in that：The positioning through hole（7）With groove（4）It hangs down
Directly.
3. rubber dam protective device as claimed in claim 3, it is characterised in that：The location hole（12）It is equipped with and accommodates bolt
Cap（11）Annular groove.
4. rubber dam protective device as claimed in claim 4, it is characterised in that：The round bar（8）The clamp of one end（14）It is vertical
Section is rectangular configuration.
5. rubber dam protective device as claimed in claim 5, it is characterised in that：The positioning screw（5）One end is equipped with interior six
Angular groove（6）.
6. rubber dam protective device as claimed in claim 6, it is characterised in that：The positioning screw（5）Vertical section be rank
Terraced structure.
7. rubber dam protective device as claimed in claim 7, it is characterised in that：The positioning groove（9）Or/and in location hole
Equipped with the screw thread to match with bolt.
8. rubber dam protective device as claimed in claim 8, it is characterised in that：The tabletting（3）It is equipped with for positioning screw
（5）The tabletting passed through（3）Through-hole.
9. rubber dam protective device as claimed in claim 9, it is characterised in that：The Dun Qiang（13）Side is equipped with and is nibbled with gear
The ratchet of conjunction（16）.
10. a kind of rubber dam guard method, it is characterised in that：Include the following steps：By the middle empty of rubber dam upstream, rubber
The middle empty in dam downstream is successively placed on rubber dam both sides, and is made in the bearing on the inner cavity and Dun Qiang of hollow cylinder using cushion block
Hole is corresponding, then round bar is sequentially inserted into brearing bore, and middle empty is made to be rotated between Dun Qiang, then shading cloth is caught in recessed
Slot, then tabletting is caught in groove, tabletting is equipped with the tabletting through-hole passed through for positioning screw, and it is logical that positioning screw sequentially passes through tabletting
Hole, shading cloth are threadedly coupled with positioning groove, and the positioning screw on the hollow cylinder of rubber dam both sides is tightened, bolt is tightened
Make round bar rotation that hollow spool turns, shading cloth be driven to be covered on rubber dam, gear is mounted on round bar both ends, by round bar pressure
Tight mechanism is fitted in round bar both ends, jacks up shading cloth after rubber dam inflation, and driving motor rotation drives round bar rotation that will block
Cloth is pressed on rubber dam bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532931.4A CN108643128A (en) | 2018-05-29 | 2018-05-29 | A kind of rubber dam guard method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532931.4A CN108643128A (en) | 2018-05-29 | 2018-05-29 | A kind of rubber dam guard method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108643128A true CN108643128A (en) | 2018-10-12 |
Family
ID=63758667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810532931.4A Pending CN108643128A (en) | 2018-05-29 | 2018-05-29 | A kind of rubber dam guard method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108643128A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609639A (en) * | 2020-12-17 | 2021-04-06 | 邢台襄禹水利勘测设计有限公司 | Inflatable rubber dam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202843636U (en) * | 2012-08-27 | 2013-04-03 | 王宇红 | Vertical-type disposable transparent diaphragm device for X-ray photographic plate |
| CN203021965U (en) * | 2013-01-17 | 2013-06-26 | 冯新权 | Plateau rubber dam protective cloth device |
| CN204343257U (en) * | 2014-12-20 | 2015-05-20 | 天津大学前沿技术研究院有限公司 | The rubber dam of the wear-resistant steel plate of a kind of autocontrol band |
| CN205742078U (en) * | 2015-09-30 | 2016-11-30 | 烟台桑尼橡胶有限公司 | A kind of rubber dam |
| CN207203042U (en) * | 2017-01-19 | 2018-04-10 | 河北森越生物科技有限公司 | The band split type machine that changes the sheet of ultraviolet disinfection |
-
2018
- 2018-05-29 CN CN201810532931.4A patent/CN108643128A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202843636U (en) * | 2012-08-27 | 2013-04-03 | 王宇红 | Vertical-type disposable transparent diaphragm device for X-ray photographic plate |
| CN203021965U (en) * | 2013-01-17 | 2013-06-26 | 冯新权 | Plateau rubber dam protective cloth device |
| CN204343257U (en) * | 2014-12-20 | 2015-05-20 | 天津大学前沿技术研究院有限公司 | The rubber dam of the wear-resistant steel plate of a kind of autocontrol band |
| CN205742078U (en) * | 2015-09-30 | 2016-11-30 | 烟台桑尼橡胶有限公司 | A kind of rubber dam |
| CN207203042U (en) * | 2017-01-19 | 2018-04-10 | 河北森越生物科技有限公司 | The band split type machine that changes the sheet of ultraviolet disinfection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609639A (en) * | 2020-12-17 | 2021-04-06 | 邢台襄禹水利勘测设计有限公司 | Inflatable rubber dam |
| CN112609639B (en) * | 2020-12-17 | 2022-07-26 | 邢台襄禹水利勘测设计有限公司 | Inflatable rubber dam |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108643128A (en) | A kind of rubber dam guard method and device | |
| CN113328410B (en) | Cable pipeline plugging device | |
| CN111139720B (en) | Traffic sign line marking device for road and bridge | |
| CN109003558B (en) | But automatically reinforced's anti-wind bill-board | |
| CN202935309U (en) | Elastic window breaker | |
| CN112359753A (en) | Road safety anti-retrograde device and use method thereof | |
| CN207211257U (en) | A kind of intelligent fire bolt | |
| CN209260827U (en) | Crash-proof intelligence fire hydrant | |
| CN115749563A (en) | Flood-proof emergency flood-proof wall with good sealing effect between doors | |
| CN208328849U (en) | A kind of rubber dam protective device | |
| CN211260013U (en) | Point repair air bag traction device | |
| CN211798492U (en) | Fire hydrant water level pressure detection mechanism | |
| CN206060938U (en) | Photographic head is patrolled and examined in oil field drill high-altitude | |
| CN112845429B (en) | Crystal removing and blockage removing device for tunnel drainage pipeline | |
| CN114919691A (en) | Floating photovoltaic anchor on water | |
| CN210049675U (en) | Security fence with warning function | |
| CN206680906U (en) | A kind of outdoor safety alarming device | |
| CN221029765U (en) | Safety warning device for blasting operation | |
| CN207277438U (en) | A kind of novel outdoor fire hydrant | |
| CN218617135U (en) | Rescue rope with high water area rescue toughness | |
| CN205189009U (en) | Siren is lost to inspection shaft lid | |
| CN100584722C (en) | Automatic tower crane cable draw-in and draw-off device | |
| CN215669305U (en) | Intelligent flood control baffle | |
| CN212058888U (en) | Novel geological environment monitoring and early warning device | |
| CN109764187B (en) | Pre-tightening type secondary semi-automatic pipeline safety rope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |