CN108643128A - A kind of rubber dam guard method and device - Google Patents

A kind of rubber dam guard method and device Download PDF

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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
Application number
CN201810532931.4A
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Chinese (zh)
Inventor
周新杭
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810532931.4A priority Critical patent/CN108643128A/en
Publication of CN108643128A publication Critical patent/CN108643128A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/20Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
    • E02B3/26Fenders
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/02Fixed barrages
    • E02B7/04Dams across valleys
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/30Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways

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  • 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

A kind of rubber dam guard method and device
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.
CN201810532931.4A 2018-05-29 2018-05-29 A kind of rubber dam guard method and device Pending CN108643128A (en)

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

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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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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Application publication date: 20181012