CN109440736A - A kind of intelligent elevated system of rivers and lakes river course gate - Google Patents
A kind of intelligent elevated system of rivers and lakes river course gate Download PDFInfo
- Publication number
- CN109440736A CN109440736A CN201811526393.4A CN201811526393A CN109440736A CN 109440736 A CN109440736 A CN 109440736A CN 201811526393 A CN201811526393 A CN 201811526393A CN 109440736 A CN109440736 A CN 109440736A
- Authority
- CN
- China
- Prior art keywords
- gate
- traction
- headstock gear
- support bracket
- type headstock
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- 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
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
-
- 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
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses a kind of intelligent elevated system of rivers and lakes river course gate, the intelligent elevated system of rivers and lakes river course gate includes: valve system, lifting device and PLC controller；The valve system includes support bracket and gate, and groove is laid in the support bracket two sides, and the gate can be displaced under the drive of lifting device along texturearunaperpendicular, and lifting device is laid above the support bracket upper plate；The lifting device includes traction-type headstock gear, open and close machine support, hoist ropes and the Ding Sheng mechanism being laid in below support bracket upper plate, described hoist ropes one end is fixed in the Zha Dingsheng mechanism, and the other end passes through the top wheel on gate top and is connected on the traction rolling hole of traction-type headstock gear；Encoder is installed, each encoder and PLC controller are electrically connected, and control the movement of traction-type headstock gear by PLC controller on the traction-type headstock gear.By the above-mentioned means, the present invention can substitute currently used hydraulic lifting system, maintenance difficulties are reduced, device intelligence level is improved, improves man efficiency.
Description
Technical field
The present invention relates to water conservancy equipment fields, more particularly to a kind of intelligent elevated system of rivers and lakes river course gate.
Background technique
In hydraulic engineering, gate is one of important component of hydraulic structure, it can according to need to close and build
Build the aperture of object, can also all or part open aperture, for adjusting water levels of upstream and downstream and flow, thus obtain flood control, water supply,
The benefits such as power generation also can be used to intercept water flow, adjust flow, discharge silt and drift etc., and cast-iron lock gate, which is generally arranged at, to be taken
The thoroughfares such as the entery and delivery port of water water conveyance structure, opened and closed by gate flexibility and reliability play they function and benefit and
Safeguard the safety of building；Existing gate lifting structure is mostly that hydraulic mechanism drives gate lifting, in actual application
Hydraulic gate jacking system because structure is complex, hydraulic part be easy aging and safeguard it is relatively cumbersome, and when in use
At least needing two people or more to cooperate could completion task.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of gate lifting devices, being capable of intelligent operation and maintenance side
Just.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of rivers and lakes river course gate intelligence is provided
Energy jacking system, the intelligent elevated system of rivers and lakes river course gate includes: valve system, gate lifting device and PLC controller；
The valve system includes support bracket and gate, and the support bracket includes upper plate, side wall and bottom plate, the support bracket
Side wall lays groove, and the gate can be displaced under the drive of lifting device along texturearunaperpendicular, the upper top of the support bracket
Plane on plate lays gate lifting device；The gate lifting device include: several traction-type headstock gears, opening and closing machine support,
Setting is taken turns for the top of wire rope handling and is tied above hoist ropes and the Ding Sheng mechanism being arranged in below support bracket upper plate and the gate
There is traction to roll hole structure for structure, the traction-type headstock gear, and described hoist ropes one end is fixed on support bracket above the gate
Ding Sheng mechanism on, the other end pass through gate above top wheel construction be connected to traction-type headstock gear traction roll hole on；It is described
Encoder is installed, each encoder and PLC controller are electrically connected, are arranged in the PLC controller on traction-type headstock gear
Alarm module, the alarm module and alarm are electrically connected.
In a preferred embodiment of the present invention, computer room is set outside the lifting device, setting view in the computer room
Frequency monitoring device.
In a preferred embodiment of the present invention, the PLC control device embedded with network communication module, the module energy
Enough it is connect in real time by network with computer or mobile phone.
In a preferred embodiment of the present invention, the Ding Sheng mechanism in the gate lifting device is also fixed on headstock gear
On bracket.
In a preferred embodiment of the present invention, level sensor, the sensor is arranged in the gate upper end
It is electrically connected with PLC controller.
In a preferred embodiment of the present invention, the intelligent elevated system of the gate is additionally provided with tension sensor, institute
It states tension sensor setting to restrict surely below position or gate Ding Lun mechanism in the hoist ropes, the tension sensor and PLC
Controller is electrically connected.
It in a preferred embodiment of the present invention, include: traction-type headstock gear, a headstock gear in the lifting device
There is traction to roll hole structure for bracket, hoist ropes and gate support bracket, the traction-type headstock gear, and the support bracket includes upper
Ding Sheng mechanism is arranged in top plate, side wall and bottom plate, the gate support bracket upper plate lower section, and described hoist ropes one end is fixed on institute
It states in the Ding Sheng mechanism below support bracket upper plate, the other end passes through gate top wheel construction and is connected to draging for traction-type headstock gear
Draw on rolling hole.
In a preferred embodiment of the present invention, the elevating mechanism includes: 1 main traction-type headstock gear, 2 or more
More auxiliary traction-type headstock gears, opening and closing machine support, hoist ropes and gate support bracket, the main traction-type headstock gear and auxiliary traction
All there is formula headstock gear traction to roll hole structure, and the support bracket includes upper plate, side wall and bottom plate, the gate support bracket
Intermediate below upper plate to be arranged main traction-type headstock gear Ding Sheng mechanism, two sides are symmetrical arranged auxiliary traction-type headstock gear and restrict surely machine
Hoist ropes one end of structure, the main traction-type headstock gear and auxiliary traction-type headstock gear is fixed below the support bracket upper plate
Corresponding Ding Sheng mechanism on, the other end pass through gate on push up accordingly wheel construction be connected to corresponding traction-type headstock gear traction rolling
On hole.
The beneficial effects of the present invention are: the technical scheme is that by using the traction-type headstock gear liter specially designed
Drop system replaces hydraulic lifting system current at present to apply on sluice equipment, and traction-type headstock gear and PLC are controlled
Device processed is connected, and realizes the long-range monitoring to sluice jacking system, to reduce maintenance of equipment difficulty, improves the intelligence of sluice equipment
Energyization is horizontal, reduces labor hour.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a preferred embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another preferred embodiment of the present invention；
Fig. 3 is the tracting structure schematic diagram of presently preferred embodiments of the present invention；
Fig. 4 is the structural schematic diagram of another embodiment of the present invention；
Fig. 5 is the tracting structure schematic diagram of another embodiment of the present invention；
The components in the drawings are labeled as follows:
1. horizontal plane, 2. protection computer rooms, 3. opening and closing machine supports, 4. support brackets, 5. grooves, 6. gates, 7. traction-type headstock gears,
8.PLC controller, 9. level sensors, 10. gate tops wheel, 11. hoist ropes, 12. determine rope structure, 13. tension sensors,
41. upper plate, 42. side walls, 43. bottom plates,
71. main traction-type headstock gear, 72. auxiliary traction-type headstock gears.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Please referring to Fig. 1 and Fig. 3 a preferred embodiment of the present invention includes:
A kind of intelligent elevated system of rivers and lakes river course gate is provided, the intelligent elevated system of rivers and lakes river course gate includes: gate dress
It sets, lifting device and PLC controller 8；The valve system includes support bracket 4 and gate 6, and the support bracket 4 is by upper top
Plate 41, side wall 42 and bottom plate 43 form, and groove 5 are laid on the support bracket side wall 42, the gate 6 can be in lifting device
Drive under along 5 vertical displacement of groove, the upper plate 41 and top plane of the support bracket lay lifting device, the load-bearing
Bracket upper plate is parallel with horizontal plane 1；The lifting device includes: a traction-type headstock gear 7, opening and closing machine support 3 and traction
Rope 11, the traction-type headstock gear 7 are fixed on opening and closing machine support 3, and there is the traction-type headstock gear 7 traction to roll hole structure,
The opening and closing machine support 3 is fixed on 4 top of support bracket, and rope structure 12, institute are determined in setting below the support bracket upper plate 41
Setting top wheel 10 above gate 6 is stated, described 11 one end of hoist ropes is determined on rope structure 12 described in being fixed on, and the other end passes through described
The top wheel 10 being arranged above gate 6 is connected on the traction rolling hole of traction-type headstock gear 7, is installed on the traction-type headstock gear 7
There is encoder, each encoder and PLC controller 8 are electrically connected, and the traction-type opening and closing can be controlled by PLC controller 8
The movement of machine 7.Alarm module is set in the PLC controller 8, and the alarm module and alarm are electrically connected, when PLC is controlled
Monitoring data on device 8 starts alarm module beyond PLC controller when setting automatically, and the alarm module starts alarm, institute
Stating warning device is usually the forms such as sound or light.
Computer room 2,2 installation video monitoring systems in the computer room, the protection machine are protected in setting outside the lifting device
Traction lifting device is trapped among interior by room 2, can prevent external environment from influencing electrical equipment, while video monitoring system can be real
When monitoring site situation.
The 8 embedded with network communication module of PLC control device, the module can be real-time by network and computer or mobile phone
Connection.When work, worker person can be directly viewable equipment working state or remote control gate 6 by related work software
Equipment carries out lifting action or passes through communication module connection related personnel's sending information warning in time when occurring unexpected.
Level sensor 9 is arranged in the gate upper end, and the horizon sensor 9 is electrically connected with PLC controller, leads to
6 working condition of gate can be monitored by crossing level sensor, guarantee 6 plateau of gate in lifting process.
The setting on rope structure 12 of determining of 41 lower section of support bracket upper plate connects tension sensor 13, the pull sensing
Device 13 and PLC controller 8 are electrically connected, and 11 force-bearing situation of hoist ropes can be monitored, if it is excessive to occur stress in lifting process
Or stress is too small, then issues alarm signal by PLC controller 8, staff is notified to overhaul in time.
Fig. 2 and Fig. 3 are please referred in another preferred embodiment of the invention,
One kind is provided in counterweight；The intelligent elevated system of gate, the intelligent elevated system of rivers and lakes river course gate include: gate dress
It sets, lifting device and PLC controller 8；The valve system includes support bracket 4 and gate 6, and the support bracket 4 is by upper top
Plate 41, side wall 42 and bottom plate 43 form, and groove 5 are laid on the support bracket side wall 42, the gate 6 can be in lifting device
Drive under along 5 vertical displacement of groove, the upper plate 41 and top plane of the support bracket lay lifting device, the load-bearing
Bracket upper plate 41 is parallel with horizontal plane 1；The lifting device includes: 71,2 auxiliary traction-types of a main traction-type headstock gear
Headstock gear 72, opening and closing machine support 3 and hoist ropes 11, the main traction-type headstock gear 71, and auxiliary traction-type headstock gear 72 is solid
It is scheduled on opening and closing machine support 3, as sluice stress is larger appropriate beyond can also continue in the case where traction-type headstock gear bearing capacity
Increase the quantity of auxiliary traction-type headstock gear 72, the main traction-type headstock gear 71 and auxiliary traction-type headstock gear 72 all have traction
Hole structure is rolled, the opening and closing machine support 3 is fixed on 4 top of support bracket, setting top wheel 10, the load-bearing above the gate 6
Ding Sheng mechanism 12, the hoist ropes 11 of the main traction-type headstock gear 71 and auxiliary traction-type headstock gear 72 are set below bracket upper plate
One end is fixed in corresponding Ding Sheng mechanism 12, and the other end passes through corresponding top wheel 10 and is connected to draging for corresponding traction-type headstock gear
Draw on rolling hole；Encoder is separately installed on each traction-type headstock gear, each encoder and PLC controller 8 are electrically connected,
The PLC controller 8 main traction-type headstock gear 71 and auxiliary traction-type headstock gear 72 according to the data adjust automatically of feedback
Lifting action.When specific works, auxiliary traction-type headstock gear 72 can occur in gate lifting because sluice stress is larger
As main traction-type headstock gear 71 when leading to Caton beyond main 71 bearing capacity of traction-type headstock gear or because promoting shakiness
Combination equipment output power or help the horizontality of levelling gate automatically under the instruction of PLC controller 8.The PLC
Alarm module is set on controller 8, and the alarm module and alarm are electrically connected, when the monitoring data in PLC controller 8 is super
PLC controller starts alarm module automatically when setting out, and the alarm module starts alarm, and the warning device is usually sound
The forms such as sound or light.
Computer room 2,2 installation video monitoring systems in the computer room, the protection machine are protected in setting outside the lifting device
Traction lifting device is trapped among interior by room 2, can prevent external environment from influencing electrical equipment, while video monitoring system can be real
When monitoring site situation.
The 8 embedded with network communication module of PLC control device, the module can be real-time by network and computer or mobile phone
Connection, when work, worker person can be directly viewable equipment working state or remote control gate 6 by related work software
Equipment carries out lifting action or passes through communication module connection related personnel's sending information warning in time when occurring unexpected.
Level sensor 9 is arranged in the gate upper end, and the horizon sensor 9 is electrically connected with PLC controller, leads to
6 working condition of gate can be monitored by crossing level sensor, guarantee 6 plateau of gate in lifting process.
Determine setting tension sensor 13, the tension sensor on rope structure 12 in 41 lower section of support bracket upper plate
13 are electrically connected with PLC controller 8,11 force-bearing situation of hoist ropes can be monitored, if it find that hoist ropes stress in lifting process
The excessive or too small output that main traction-type headstock gear 7 and auxiliary traction-type headstock gear 71 or 72 can be adjusted by PLC controller
Power issues alarm signal by PLC controller 8 if adjusting failure to guarantee that gate 6 runs smoothly, and notifies work people
Member's maintenance in time.
Please refer to Fig. 4 and Fig. 5, in another embodiment of the present invention:
A kind of intelligent elevated system of rivers and lakes river course gate is provided, the intelligent elevated system of rivers and lakes river course gate includes: gate dress
It sets, lifting device and PLC controller 8；The valve system includes support bracket 4 and gate 6, and the support bracket 4 is by upper top
Plate 41, side wall 42 and bottom plate 43 form, and groove 5 are laid on the support bracket side wall 42, the gate 6 can be in lifting device
Drive under along 5 vertical displacement of groove, the upper plate 41 and top plane of the support bracket lay lifting device, the load-bearing
Bracket upper plate is parallel with horizontal plane 1；The lifting device includes: a traction-type headstock gear 7, opening and closing machine support 3, hoist ropes
11, Ding Sheng mechanisms 12 and top wheel 10, the traction-type headstock gear 7 are fixed on opening and closing machine support 3, the traction-type headstock gear 7
Hole structure is rolled with traction, the opening and closing machine support 3 is fixed on above support bracket 4, described to determine rope structure 12 and be laid in opening and closing
On machine support 3, the convenient maintenance for determining rope structure 12 of setting in this way, the top wheel 10 is arranged above gate 6, the hoist ropes 11
One end is determined on rope structure 12 described in being fixed on, and the other end passes through the traction cord hole reserved among support bracket upper plate 41 and institute
It states the top wheel 10 being arranged above gate 6 to be connected on the traction rolling hole of traction-type headstock gear 7, pacify on the traction-type headstock gear 7
Equipped with encoder, each encoder and PLC controller 8 are electrically connected, and can be controlled the traction-type by PLC controller 8 and be opened
Close the movement of machine 7.Alarm module is set in the PLC controller 8, and the alarm module and alarm are electrically connected, when PLC is controlled
Monitoring data on device 8 processed starts alarm module beyond PLC controller when setting automatically, and the alarm module starts alarm,
The warning device is usually the forms such as sound or light.
Computer room 2,2 installation video monitoring systems in the computer room, the protection machine are protected in setting outside the lifting device
Traction lifting device is trapped among interior by room 2, can prevent external environment from influencing electrical equipment, while video monitoring system can be real
When monitoring site situation.
The 8 embedded with network communication module of PLC control device, the module can be real-time by network and computer or mobile phone
Connection.When work, worker person can be directly viewable equipment working state or remote control gate 6 by related work software
Equipment carries out lifting action or passes through communication module connection related personnel's sending information warning in time when occurring unexpected.
Level sensor 9 is arranged in the gate upper end, and the horizon sensor 9 is electrically connected with PLC controller, leads to
6 working condition of gate can be monitored by crossing level sensor, guarantee 6 plateau of gate in lifting process.
The setting on rope structure 12 of determining of 41 lower section of support bracket upper plate connects tension sensor 13, the pull sensing
Device 13 and PLC controller 8 are electrically connected, and 11 force-bearing situation of hoist ropes can be monitored, if it is excessive to occur stress in lifting process
Or stress is too small, then issues alarm signal by PLC controller 8, staff is notified to overhaul in time.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of intelligent elevated system of rivers and lakes river course gate, which is characterized in that the intelligent elevated system packet of rivers and lakes river course gate
It includes: valve system, gate lifting device and PLC controller；
The valve system includes support bracket and gate, and the support bracket includes upper plate, side wall and bottom plate, the load-bearing
Rack side wall lays groove, and the gate can be displaced under the drive of lifting device along texturearunaperpendicular, the support bracket
Plane on upper plate lays gate lifting device；
The gate lifting device includes: several traction-type headstock gears, opening and closing machine support, hoist ropes, Ding Sheng mechanism and top wheel knot
Structure, the Ding Sheng mechanism and top wheel construction, the Ding Sheng mechanism are arranged below support bracket upper plate, and the top wheel construction is set
It sets and is passed through above gate for hoist ropes, there is the traction-type headstock gear traction to roll hole structure, and described hoist ropes one end is solid
It is scheduled on above the gate in the Ding Sheng mechanism of support bracket, the top wheel construction that the other end passes through above gate is connected to traction-type
On the traction rolling hole of headstock gear；
Encoder is installed, each encoder and PLC controller are electrically connected, the PLC control on the traction-type headstock gear
Alarm module is set on device, and the alarm module and alarm are electrically connected.
2. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that outside the lifting device
Computer room is set, video monitoring apparatus is set in the computer room.
3. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that the PLC control device
Embedded with network communication module, the module can be connect in real time by network with computer or mobile phone.
4. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that the gate upper end setting
Level sensor, the sensor and PLC controller are electrically connected.
5. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that the gate lifting device
In Ding Sheng mechanism be fixed on opening and closing machine support on.
6. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that the gate is intelligent elevated
System is additionally provided with tension sensor, and the tension sensor setting is restricted position or gate Ding Lun mechanism surely in the hoist ropes
Lower section, the tension sensor and PLC controller are electrically connected.
7. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that wrapped in the lifting device
Include: a traction-type headstock gear, opening and closing machine support, hoist ropes and gate support bracket, the traction-type headstock gear have traction
Hole structure is rolled, the support bracket includes upper plate, side wall and bottom plate, the fixed rope of setting below the gate support bracket upper plate
Mechanism, described hoist ropes one end are fixed in the Ding Sheng mechanism below the support bracket upper plate, and the other end passes through gate top
Wheel construction is connected on the traction rolling hole of traction-type headstock gear.
8. river course gate intelligent elevated system in rivers and lakes according to claim 1, which is characterized in that the elevating mechanism packet
It includes: 1 main traction-type headstock gear, 2 or more auxiliary traction-type headstock gears, opening and closing machine support, hoist ropes and gate load-bearing branch
All there is traction to roll hole structure for frame, the main traction-type headstock gear and auxiliary traction-type headstock gear, and the support bracket includes upper top
Plate, side wall and bottom plate, the gate support bracket upper plate lower section is intermediate to be arranged main traction-type headstock gear Ding Sheng mechanism, two sides pair
Claim setting auxiliary traction-type headstock gear Ding Sheng mechanism, hoist ropes one end of the main traction-type headstock gear and auxiliary traction-type headstock gear
It is fixed in the corresponding Ding Sheng mechanism below the support bracket upper plate, the other end passes through pushes up wheel construction company accordingly on gate
It connects on the traction rolling hole of corresponding traction-type headstock gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526393.4A CN109440736A (en) | 2018-12-13 | 2018-12-13 | A kind of intelligent elevated system of rivers and lakes river course gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526393.4A CN109440736A (en) | 2018-12-13 | 2018-12-13 | A kind of intelligent elevated system of rivers and lakes river course gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109440736A true CN109440736A (en) | 2019-03-08 |
Family
ID=65558605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811526393.4A Pending CN109440736A (en) | 2018-12-13 | 2018-12-13 | A kind of intelligent elevated system of rivers and lakes river course gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109440736A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424616A (en) * | 2020-03-23 | 2020-07-17 | 常熟市佳能电梯配件有限公司 | Intelligent remote operation gate opening and closing control system |
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|---|---|---|---|---|
| CN2175258Y (en) * | 1993-02-23 | 1994-08-24 | 许有根 | Improved elevating mechanism for vertical-lift gate |
| CN204000785U (en) * | 2014-08-20 | 2014-12-10 | 丁中云 | A kind of new waterproof gate |
| CN204551393U (en) * | 2015-04-11 | 2015-08-12 | 嘉兴河海中控信息科技有限公司 | Winding type gate pulling force protective device |
| CN105568934A (en) * | 2015-12-17 | 2016-05-11 | 中国科学院寒区旱区环境与工程研究所 | Automatic control device for canal discharge |
| CN205917667U (en) * | 2016-05-07 | 2017-02-01 | 浙江征天机械制造有限公司 | Novel hand -operated screw gate |
| CN206368346U (en) * | 2017-01-04 | 2017-08-01 | 苏州时昶水利科技有限公司 | Double guide rod electric gate valve structures |
-
2018
- 2018-12-13 CN CN201811526393.4A patent/CN109440736A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2175258Y (en) * | 1993-02-23 | 1994-08-24 | 许有根 | Improved elevating mechanism for vertical-lift gate |
| CN204000785U (en) * | 2014-08-20 | 2014-12-10 | 丁中云 | A kind of new waterproof gate |
| CN204551393U (en) * | 2015-04-11 | 2015-08-12 | 嘉兴河海中控信息科技有限公司 | Winding type gate pulling force protective device |
| CN105568934A (en) * | 2015-12-17 | 2016-05-11 | 中国科学院寒区旱区环境与工程研究所 | Automatic control device for canal discharge |
| CN205917667U (en) * | 2016-05-07 | 2017-02-01 | 浙江征天机械制造有限公司 | Novel hand -operated screw gate |
| CN206368346U (en) * | 2017-01-04 | 2017-08-01 | 苏州时昶水利科技有限公司 | Double guide rod electric gate valve structures |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424616A (en) * | 2020-03-23 | 2020-07-17 | 常熟市佳能电梯配件有限公司 | Intelligent remote operation gate opening and closing control system |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |
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| RJ01 | Rejection of invention patent application after publication |