CN107165132B - Sluice with hydraulic lock - Google Patents

Sluice with hydraulic lock Download PDF

Info

Publication number
CN107165132B
CN107165132B CN201710349763.0A CN201710349763A CN107165132B CN 107165132 B CN107165132 B CN 107165132B CN 201710349763 A CN201710349763 A CN 201710349763A CN 107165132 B CN107165132 B CN 107165132B
Authority
CN
China
Prior art keywords
flashboard
pipeline
gate slot
hydraulic
hydraulic cylinder
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.)
Expired - Fee Related
Application number
CN201710349763.0A
Other languages
Chinese (zh)
Other versions
CN107165132A (en
Inventor
张朝利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongling Jianeng Gravure Engraving Co ltd
Original Assignee
Ningbo Soth Machinery Design Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Soth Machinery Design Co Ltd filed Critical Ningbo Soth Machinery Design Co Ltd
Priority to CN201710349763.0A priority Critical patent/CN107165132B/en
Publication of CN107165132A publication Critical patent/CN107165132A/en
Application granted granted Critical
Publication of CN107165132B publication Critical patent/CN107165132B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20Movable barrages; Lock or dry-dock gates
    • E02B7/26Vertical-lift gates
    • E02B7/34Flash- boards for vertical-lift gates
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20Movable barrages; Lock or dry-dock gates
    • E02B7/26Vertical-lift gates
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20Movable barrages; Lock or dry-dock gates
    • E02B7/26Vertical-lift gates
    • E02B7/36Elevating mechanisms for vertical-lift gates
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20Movable barrages; Lock or dry-dock gates
    • E02B7/54Sealings for gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Barrages (AREA)

Abstract

This application involves the sluice in hydraulic engineering, in particular to a kind of to have hydraulic lock sluice, the sluice includes gate slot, flashboard and hydraulic cylinder, flashboard is arranged in gate slot, and pipeline is equipped in gate slot, and pipeline is connected to the hydraulic cylinder being arranged on brake application gate slot, the pressing plate hydraulic cylinder for reduction system interlocked with flashboard, liquid in hydraulic cylinder enters pipeline, and expansion is fitted closely with flashboard after pipeline pressurization generates Expansion sealing point, so that water be prevented to leak.

Description

Sluice with hydraulic lock
Technical field
This application involves the sluice in hydraulic engineering, in particular to a kind of sluice with hydraulic lock.
Background technique
In water conservancy water storage project, the especially regulated water conservancy structure such as culvert, dam is designed with sluice, uses To regulate and control water levels of upstream and downstream, since steel flashboard and gate slot are all hard plane contacts, in equipment conveying, installation, use process It can be deformed or surface corrosion, still will cause leak or infiltration, maintenance is costly, and since leak is seeped water, the winter Season low temperature will lead to object correlation frost damage.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of sluice with hydraulic lock, using in flashboard side or two It is added soft pipeline in the gate slot of side, pipeline is connected to upper hydraulic cylinder, and flashboard related pressing plate decline when barrier gate, pressing plate will be hydraulic The pipeline of liquid indentation connection in cylinder, pipeline expand to play the role of sealed gate slot and flashboard gap because of pressure, from And reach sluice automatic-sealed, and the purpose for avoiding leak from seeping water, and it is easy to maintain.
The technical solution adopted by the invention is as follows:
A kind of sluice with hydraulic lock, including gate slot and flashboard and hydraulic cylinder, flashboard are rectangular steel plates, top It is equipped with pressing plate to side protrusion, hanging ring is equipped among flashboard top, flashboard is arranged in gate slot, it is characterised in that: described Pipeline is equipped in gate slot, conduit upper connection liquid cylinder pressure puts down flashboard, and the pressing plate of flashboard connection applies the hydraulic cylinder of lower part Pressure, liquid enter the pipeline of connection, and tube wall is fitted tightly over flashboard avris after pipe expansion, and water is prevented to leak.
Further preferred embodiment, the gate slot are arranged in the surrounding up and down in gate hole, inside brake application gate slot It is rectangular through-hole as flashboard channel, the left and right sides and tail gates slot cross-section are U-lag, and one or both sides are equipped in gate slot U-shaped pipe-line tank is equipped with the pipeline in U-shaped pipe-line tank, matched flashboard is hung in from the flashboard channel in brake application gate slot Gate slot, pipeline are located at the one or both sides of flashboard.
Further preferred embodiment, the pipeline are the softer, elastic pipeline of rubber or latex material, and pipeline section is The surrounding of the one or both sides of rectangle flashboard is arranged in rectangle for round or rectangle, pipeline, and conduit upper is connected to hydraulic cylinder.
Further preferred embodiment, the hydraulic cylinder top are equipped with hydraulic axis, and hydraulic axis is equipped with bolt, barrier gate time gating Plate decline, follows the pressing plate of decline to push down bolt, and bolted hydraulic axis decline connects the liquid in hydraulic cylinder by pipeline Head is pressed into the pipeline of connection, fits closely after pipeline pressurized expansion with flashboard, blocks gap, and water is prevented to leak.
The pressure of further preferred embodiment, the pipeline is adjusted by the bolt, i.e. bolt in hydraulic axis Protrusion is high, and the more liquid of general who has surrendered are pressed into pipeline under hydraulic axis, therefore the pressure of pipeline increases, and duct wall is even closer with flashboard Fitting.
The invention also discloses a kind of construction method of sluice with hydraulic lock, feature includes the following steps:
1) gate slot is set: reserving rectangular gate hole on culvert or dam body, gate slot, lock is arranged in the surrounding in gate hole Gate slot is arranged in the surrounding up and down in gate hole, is that rectangular through-hole is used as flashboard channel inside brake application gate slot, the left and right sides with Tail gates slot cross-section be U-lag, in gate slot one or both sides be equipped with U-shaped pipe-line tank, in U-shaped pipe-line tank be arranged rubber or The softer, elastic pipeline of latex material, pipeline section are round or rectangle, pipeline in rectangle be arranged in rectangle flashboard side or The surrounding of two sides, conduit upper are connected to hydraulic cylinder;
2) among the top of brake application gate slot or hydraulic cylinder is arranged in two sides, hydraulic cylinder top is equipped with hydraulic axis, under hydraulic axis The piston in connection liquid cylinder pressure is held, hydraulic oil is arranged in piston lower portion, bolt is arranged in hydraulic axis upper end, hydraulic cylinder bottom is equipped with pipe Road connector connects the pipeline in gate slot;
3) make flashboard: flashboard is rectangular steel plates, and setting pressing plate is protruded to side in side on it, is welded among flashboard top Connect hanging ring;
4) flashboard that step 3 obtains is hung in into gate slot from the flashboard channel in brake application gate slot, be arranged on the top of flashboard The pressing plate of protrusion, pressing plate decline in company with flashboard, and when flashboard decline is close to lower flashboard slot bottom, the pressing plate on top pushes down bolt, spiral shell The hydraulic axis decline connect is tethered, by the liquid in hydraulic cylinder by the pipeline of pipe joint indentation connection, flashboard is placed into piston Behind bottom, the height by adjusting bolt adjusts the pressure of pipeline, and since hydraulic generation expands, tube wall fits closely pipeline with flashboard Expansion sealing point is formed, water can be prevented from flashboard surrounding slot leakage.
The invention also discloses a kind of application method of sluice with hydraulic lock, feature includes following technique and step It is rapid:
1) closing gate: flashboard is put into gate slot, when flashboard decline is close to tail gates slot bottom, follows the pressure of decline Plate pushes down bolt, and the liquid in hydraulic cylinder is passed through the pipeline of pipe joint indentation connection, lock by bolted hydraulic axis decline After plate is placed into bottom, the height by adjusting bolt adjusts the pressure of pipeline, and pipeline is since hydraulic generation expands, tube wall and flashboard It fits closely and generates Expansion sealing point, water can be prevented from flashboard surrounding slot leakage;
2) gate opening: flashboard lifting means is opened, flashboard is lifted at the flashboard channel of supreme gate slot, pressing plate follows Flashboard rises, and hydraulic cylinder loses pressure, and the liquid reflux in pipeline enters hydraulic cylinder, and hydraulic axis, which rises, to be resetted.
Beneficial effects of the present invention
The sluice structure for having following technical effect that the 1, present invention uses after the invention adopts the above technical scheme is simple, It is easy for installation;2, gate slot of the invention, flashboard are arranged in U-lag, and soft pipeline is arranged in the one or both sides of flashboard, leads to The liquid crossed in flashboard compressed by weight hydraulic cylinder gives pipeline pressurized expansion, to reach the effect of sealing damper gap, therefore seals Effect is good, non-leakage;3, due to give pipeline pressurized expansion by flashboard own wt compression hydraulic cylinder, therefore extra power is not needed Equipment, therefore cost low-dimensional, and later convenient maintenance and replacement.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention;
Fig. 2 is the A-A the schematic diagram of the section structure of Fig. 1;
Fig. 3 is the brake application board slot of Fig. 2 and the enlarged structure schematic diagram of hydraulic cylinder;
Fig. 4 is the lower flashboard slot part enlarged structure schematic diagram of Fig. 2;
Fig. 5 is the B-B the schematic diagram of the section structure of Fig. 1;
Fig. 6 is the structural schematic diagram that flashboard of the invention lifts state, it is seen that flashboard is lifted in brake application board slot, pipeline with Flashboard has certain distance;
Fig. 7 is the structural schematic diagram of hydraulic cylinder of the invention;
Fig. 8 is the C-C the schematic diagram of the section structure of Fig. 7 hydraulic cylinder;
Fig. 9 is the hydraulic cylinder schematic perspective view of Fig. 7;
Figure 10 is the pipeline being arranged in gate slot and hydraulic cylinder attachment structure schematic diagram.
In figure, 1- flashboard, 2- pressing plate, 3- hanging ring, 4- brake application gate slot, 5- side gate slot, 6- tail gates slot, 7- hydraulic cylinder, 71- hydraulic axis, 72- adjust bolt, 73- pipe joint, 74- piston, 8- pipeline, 81- pipe-line tank.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Embodiment, with reference to attached drawing 1-10: a kind of sluice with hydraulic lock, including gate slot and flashboard 1 and hydraulic cylinder 7, flashboard 1 is rectangular steel plates, and top is equipped with pressing plate 2 to side protrusion, hanging ring 3 is equipped among 1 top of flashboard, and flashboard 1 is arranged In gate slot, pipeline 8 is equipped in the gate slot, 8 top connection liquid cylinder pressure 7 of pipeline puts down flashboard 1, what flashboard 1 connected Pressing plate 2 presses to the hydraulic cylinder 7 of lower part, and liquid enters the pipeline 8 of connection, and 8 inflated tube wall of pipeline is fitted tightly over 1 side of flashboard Side prevents water from leaking.
Further preferred embodiment, the gate slot are arranged in the surrounding up and down in gate hole, inside brake application gate slot 4 It is rectangular through-hole as 1 channel of flashboard, the side gate slot 5 of the left and right sides and 6 section of tail gates slot are U-lag, in gate slot One or both sides are equipped with U-shaped pipe-line tank 81, and the pipeline 8 is equipped in U-shaped pipe-line tank 81, by matched flashboard 1 from brake application Flashboard channel in gate slot 4 hangs in gate slot, and pipeline 8 is located at the one or both sides of flashboard 1.
Further preferred embodiment, the pipeline 8 are the softer, elastic pipeline 8 of rubber or latex material, 8 section of pipeline For round or rectangle, the surrounding of the one or both sides of rectangle flashboard 1 is arranged in rectangle for pipeline 8, and 8 top of pipeline is connect by pipeline First 73 are connected to hydraulic cylinder 7.
Further preferred embodiment, 7 top of hydraulic cylinder are equipped with hydraulic axis 71, and hydraulic axis 71 is equipped with bolt 72, Flashboard 1 declines when barrier gate, and the pressing plate 2 of decline is followed to push down bolt 72, and the hydraulic axis 71 that bolt 72 connects declines, and piston 74 is by liquid Liquid in cylinder pressure 7 is pressed into the pipeline 8 of connection by pipe joint 73, fits closely, blocks up with flashboard 1 after 8 pressurized expansion of pipeline Firmly gap prevents water from leaking.
The pressure of further preferred embodiment, the pipeline 8 is adjusted by the bolt 72, i.e., in hydraulic axis 71 Bolt 72 protrudes height, and the lower more liquid of general who has surrendered of hydraulic axis 71 are pressed into pipeline 8, therefore the pressure of pipeline 8 increases, duct wall and lock The even closer fitting of plate 1.
The present embodiment also discloses a kind of construction method of sluice with hydraulic lock, and feature includes the following steps:
1) gate slot is set: reserving rectangular gate hole on culvert or dam body, gate slot, lock is arranged in the surrounding in gate hole The surrounding up and down in gate hole is arranged in gate slot, is rectangular through-hole as 1 channel of flashboard, the left and right sides inside brake application gate slot 4 It is U-lag with 6 section of tail gates slot, one or both sides are equipped with U-shaped pipe-line tank 81 in gate slot, set in U-shaped pipe-line tank 81 The softer, elastic pipeline 8 of rubber or latex material is set, 8 section of pipeline is round or rectangle, and pipeline 8 is arranged in rectangle in rectangle lock The surrounding of the one or both sides of plate 1,8 top of pipeline are connected to hydraulic cylinder 7;
2) among the top of brake application gate slot 4 or two sides be arranged hydraulic cylinder 7,7 top of hydraulic cylinder be equipped with hydraulic axis 71, it is hydraulic Hydraulic oil is arranged in piston 74 in 71 lower end connection liquid cylinder pressure of axis, 74 lower part of piston, and bolt 72, liquid is arranged in 71 upper end of hydraulic axis 7 bottom of cylinder pressure is equipped with the pipeline 8 in the connection gate slot of pipe joint 73;
3) make flashboard: flashboard 1 is rectangular steel plates, and setting pressing plate 2 is protruded to side in side on it, in 1 top of flashboard Between welding hanging ring 3;
4) matched flashboard 1 is hung in into gate slot from the flashboard channel in brake application gate slot 4, protrusion is set on the top of flashboard Pressing plate 2, pressing plate 2 declines in company with flashboard 1, and when the decline of flashboard 1 is close to tail gates slot bottom, the pressing plate 2 on top pushes down bolt 72, The hydraulic axis 71 that bolt 72 connects declines, and the liquid in hydraulic cylinder 7 is passed through the pipeline 8 of the indentation connection of pipe joint 73 by piston 74 In, after flashboard 1 is placed into bottom, by adjust bolt 72 height adjust pipeline 8 pressure, pipeline 8 since hydraulic generation expands, Tube wall and flashboard 1, which fit closely, generates Expansion sealing point, and water can be prevented from 1 surrounding slot leakage of flashboard.
The present embodiment also discloses a kind of application method of sluice with hydraulic lock, and feature includes the following steps:
1) closing gate: flashboard 1 is put into gate slot, when the decline of flashboard 1 is close to lower flashboard 6 bottom of slot, follows decline Pressing plate 2 push down bolt 72, the hydraulic axis 71 that bolt 72 connects declines, and the liquid in hydraulic cylinder 7 is pressed by pipe joint 73 The pipeline 8 for entering connection, after flashboard 1 is placed into bottom, the height by adjusting bolt 72 adjusts the pressure of pipeline 8, and pipeline 8 is due to liquid Pressure generates expansion, and tube wall and flashboard 1, which fit closely, generates Expansion sealing point, and water can be prevented from flashboard surrounding slot leakage;
2) 1 lifting means of flashboard, at the flashboard channel that flashboard 1 is lifted to supreme gate slot 4, pressing plate 2 gate opening: are opened Flashboard 1 is followed to rise, hydraulic cylinder 7 loses pressure, and the liquid reflux in pipeline 8 enters hydraulic cylinder 7, and hydraulic axis 71, which rises, to be resetted.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein, including technology art Language and scientific term have meaning identical with the general understanding of those of ordinary skill in the application fields.Should also Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art The consistent meaning of justice, and unless defined as here, it will not be explained in an idealized or overly formal meaning.
The meaning of " inside and outside " described herein refers to relative to equipment itself, the side inside sensing equipment To in, on the contrary is outer.
The meaning of " connection " described herein can be between component be directly connected to be also possible to pass through between component Other components are indirectly connected with.
It is enlightenment with the above-mentioned desirable embodiment according to the application, through the above description, relevant staff is complete Full various changes and amendments can be carried out in the range of without departing from present techniques thought.This item application it is technical Range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (1)

1. a kind of sluice with hydraulic lock, including gate slot, flashboard and hydraulic cylinder, it is characterised in that: the gate slot The surrounding up and down in gate hole is set, is rectangular through-hole inside brake application gate slot as flashboard channel, the left and right sides and lower lock Gate slot section is U-lag, and one or both sides are equipped with U-shaped pipe-line tank in gate slot, and pipeline is equipped in U-shaped pipe-line tank, described Pipeline be latex material softer, elastic pipeline, pipeline section is rectangle, and the side of rectangle flashboard is arranged in rectangle for pipeline Or the surrounding of two sides, conduit upper connection liquid cylinder pressure, the hydraulic cylinder top are equipped with hydraulic axis, hydraulic axis is equipped with bolt, Flashboard is rectangular steel plates, and top is equipped with pressing plate to side protrusion, is equipped with hanging ring among flashboard top, and the flashboard is from brake application Flashboard channel in gate slot is hung in gate slot, and flashboard declines when barrier gate, and the pressing plate of decline is followed to push down bolt, bolted Hydraulic axis declines, the pipeline that the liquid in hydraulic cylinder is connected to by pipe joint indentation, tight with flashboard after pipeline pressurized expansion Gap is blocked in closely connected conjunction, and water is prevented to leak;
The pressure of the pipeline is adjusted by the bolt, i.e., the bolt in hydraulic axis protrudes higher, general who has surrendered under hydraulic axis More liquid are pressed into pipelines, therefore the pressure of pipeline increases, duct wall with flashboard is even closer is bonded.
CN201710349763.0A 2015-12-28 2015-12-28 Sluice with hydraulic lock Expired - Fee Related CN107165132B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710349763.0A CN107165132B (en) 2015-12-28 2015-12-28 Sluice with hydraulic lock

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510997318.6A CN105544471B (en) 2015-12-28 2015-12-28 A kind of sluice and its construction method with hydraulic lock
CN201710349763.0A CN107165132B (en) 2015-12-28 2015-12-28 Sluice with hydraulic lock

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201510997318.6A Division CN105544471B (en) 2015-12-28 2015-12-28 A kind of sluice and its construction method with hydraulic lock

Publications (2)

Publication Number Publication Date
CN107165132A CN107165132A (en) 2017-09-15
CN107165132B true CN107165132B (en) 2018-12-28

Family

ID=55823996

Family Applications (4)

Application Number Title Priority Date Filing Date
CN201510997318.6A Expired - Fee Related CN105544471B (en) 2015-12-28 2015-12-28 A kind of sluice and its construction method with hydraulic lock
CN201710349796.5A Expired - Fee Related CN107022983B (en) 2015-12-28 2015-12-28 A kind of construction method of the sluice with hydraulic lock
CN201710349770.0A Expired - Fee Related CN107034854B (en) 2015-12-28 2015-12-28 The construction method of sluice with hydraulic lock
CN201710349763.0A Expired - Fee Related CN107165132B (en) 2015-12-28 2015-12-28 Sluice with hydraulic lock

Family Applications Before (3)

Application Number Title Priority Date Filing Date
CN201510997318.6A Expired - Fee Related CN105544471B (en) 2015-12-28 2015-12-28 A kind of sluice and its construction method with hydraulic lock
CN201710349796.5A Expired - Fee Related CN107022983B (en) 2015-12-28 2015-12-28 A kind of construction method of the sluice with hydraulic lock
CN201710349770.0A Expired - Fee Related CN107034854B (en) 2015-12-28 2015-12-28 The construction method of sluice with hydraulic lock

Country Status (1)

Country Link
CN (4) CN105544471B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59145811A (en) * 1983-02-09 1984-08-21 Mitsubishi Heavy Ind Ltd Water-sealing device for gate
CN2672163Y (en) * 2002-11-16 2005-01-19 杨星龙 Seal water stop gate
CN201627184U (en) * 2010-02-24 2010-11-10 中国水电顾问集团华东勘测设计研究院 Auto-pressure regulating water-stopping sealing structure for gate
CN201795068U (en) * 2010-03-11 2011-04-13 浙江固特气动机械有限公司 Flexibly sealed gate valve
CN202416269U (en) * 2011-12-01 2012-09-05 成都盛尔嘉科技有限公司 Pressurizing chamber structure of framed water seal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5797588A (en) * 1995-05-04 1998-08-25 B.N.W. Valve Manufacturing Closure gate
JP2002167738A (en) * 2000-11-30 2002-06-11 Kanazawa Seisakusho:Kk Base isolating water cutoff method for water gate pit mouth circumferential edge and its structure
CN1405406A (en) * 2001-08-16 2003-03-26 郑士元 Water gate sealing device
CN101338556A (en) * 2008-05-09 2009-01-07 水利部新疆维吾尔自治区水利水电勘测设计研究院 High head radial gate pneumatic active water-stopping system
CN104563066B (en) * 2014-12-18 2016-08-17 合肥工业大学 The water-stop body of a kind of inflated type sluice plane gate and installation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59145811A (en) * 1983-02-09 1984-08-21 Mitsubishi Heavy Ind Ltd Water-sealing device for gate
CN2672163Y (en) * 2002-11-16 2005-01-19 杨星龙 Seal water stop gate
CN201627184U (en) * 2010-02-24 2010-11-10 中国水电顾问集团华东勘测设计研究院 Auto-pressure regulating water-stopping sealing structure for gate
CN201795068U (en) * 2010-03-11 2011-04-13 浙江固特气动机械有限公司 Flexibly sealed gate valve
CN202416269U (en) * 2011-12-01 2012-09-05 成都盛尔嘉科技有限公司 Pressurizing chamber structure of framed water seal

Also Published As

Publication number Publication date
CN107022983A (en) 2017-08-08
CN107022983B (en) 2019-01-01
CN107165132A (en) 2017-09-15
CN105544471A (en) 2016-05-04
CN105544471B (en) 2017-07-07
CN107034854A (en) 2017-08-11
CN107034854B (en) 2019-01-01

Similar Documents

Publication Publication Date Title
CN107034858B (en) A kind of self-closed sluice
CN106930245B (en) The application method of sluice with hydraulic lock
CN105973724A (en) Rock mass discontinuity surface shear seepage coupling test box
CN107165132B (en) Sluice with hydraulic lock
CN107059808B (en) A kind of manufacturing method of sluice hydraulic lock system
CN205276224U (en) Sluice with hydraulic pressure seals
CN106988280B (en) A kind of construction and application method of self-closed sluice
CN205382470U (en) Sluice hydraulic pressure closed system
CN105603934A (en) Totally-closed water gate and use method thereof
CN105421300A (en) Construction and use method for totally-closed sluice
CN109990164A (en) A kind of pipeline leakage plugging device
CN205276226U (en) Automatic seal sluice
CN205259145U (en) Totally closed sluice

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
TA01 Transfer of patent application right

Effective date of registration: 20181113

Address after: 315799 8th Floor, Damuwan Management Committee, 1111 Tian'an Road, Dandong Street, Xiangshan County, Ningbo City, Zhejiang Province (self-declaration)

Applicant after: NINGBO SOS MACHINERY DESIGN Co.,Ltd.

Address before: 215000 Xiangcheng District Huangqiao Street headquarters economic Park, Suzhou, Jiangsu

Applicant before: SUZHOU DUOGU ENGINEERING DESIGN Co.,Ltd.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20191018

Address after: 233300 shop 112, building 30, Longwan mansion, Chengnan, Wuhe County, Bengbu City, Anhui Province

Patentee after: Wuhe Yiran Intellectual Property Service Co.,Ltd.

Address before: 315799 8th Floor, Damuwan Management Committee, 1111 Tian'an Road, Dandong Street, Xiangshan County, Ningbo City, Zhejiang Province (self-declaration)

Patentee before: NINGBO SOS MACHINERY DESIGN Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20201027

Address after: 244000 Ma'an community (former Ma'an cement plant) in the suburb of Tongling City, Anhui Province

Patentee after: TONGLING JIANENG GRAVURE ENGRAVING Co.,Ltd.

Address before: 233300 shop 112, building 30, Longwan mansion, Chengnan, Wuhe County, Bengbu City, Anhui Province

Patentee before: Wuhe Yiran Intellectual Property Service Co.,Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181228

CF01 Termination of patent right due to non-payment of annual fee