WO2012090984A1 - Opening/closing, lifting/lowering device for water gate - Google Patents

Opening/closing, lifting/lowering device for water gate Download PDF

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Publication number
WO2012090984A1
WO2012090984A1 PCT/JP2011/080161 JP2011080161W WO2012090984A1 WO 2012090984 A1 WO2012090984 A1 WO 2012090984A1 JP 2011080161 W JP2011080161 W JP 2011080161W WO 2012090984 A1 WO2012090984 A1 WO 2012090984A1
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WO
WIPO (PCT)
Prior art keywords
input shaft
closing
lifting
sluice
opening
Prior art date
Application number
PCT/JP2011/080161
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French (fr)
Japanese (ja)
Inventor
薫 橋詰
Original Assignee
Hashidume Shigeru
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
Priority to JP2010-289567 priority Critical
Priority to JP2010289567 priority
Application filed by Hashidume Shigeru filed Critical Hashidume Shigeru
Publication of WO2012090984A1 publication Critical patent/WO2012090984A1/en

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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • E03F3/046Open sewage channels

Abstract

Provided is an opening/closing, lifting/lowering device for a water gate, capable of automated opening/closing and lifting/lowering of a water gate using a small drive device and capable of being installed at a low cost. The opening/closing, lifting/lowering device for a water gate comprises a deceleration mechanism (12) for lifting/lowering, such that the water gate (11) can be manually lifted, lowered, opened or closed using a handle (15) detachable from an input shaft (13), and has: an extendable input shaft (20) provided in a shaft coupling section (13a) for the input shaft having the detachable handle (15), so as to be coupled and extended in series via a joint section (20a); a bearing section (21) for the extendable input shaft (20) that bears the extendable input shaft; a casing (22) fixed to a housing (12a) for the deceleration mechanism for lifting/lowering so as to support the bearing section (21) of the extendable input shaft and cover the extendable input shaft (20); and a dynamic force deceleration device (30) provided as a dynamic force source that rotates the extendable input shaft (20), configured by an electric motor (31) and a deceleration mechanism (32) for the dynamic force source that receives the dynamic force of the electric motor and transmits a deceleration dynamic force to the extendable input shaft (20), and contained within the casing (22).

Description

Lift gate opening and closing device

The present invention relates to a sluice door lifting and lowering opening / closing device equipped with a speed reduction mechanism for lifting and lowering, which can be manually lifted and lowered by turning the input shaft using a handle that can be attached to and detached from the input shaft.

As a relatively small sluice gate device equipped with a sluice door lift opening and closing device, it is equipped with a speed reduction mechanism consisting of a worm gear and worm wheel, etc., and can manually open and close the sluice door using a handle. Widely used.

As a conventional sluice door lift opening and closing device, for example, a pin rack is connected to the upper part of the door body, a pinion that engages with the pin rack is provided, and a handle that rotates the pinion to open and close the door body is provided (patent Document 1) is well known.

In order to automate the opening and closing operation of the sluice door, for example, a portable electric mechanism that engages with a manual handle of the sluice door is provided. The portable electric mechanism includes a gantry and an electric motor mounted on the gantry. In order to open and close the gate, an engaging portion attached to the electric motor is engaged with the manual handle, and the manual handle is rotated by the electric motor (see Patent Document 2). Thereby, opening and closing of the sluice door is motorized. The sluice door that is manually opened and closed can be motorized to simplify the operation of opening and closing the sluice gate in an emergency (see Patent Document 2).

However, in the sluice using the above portable electric mechanism, it is temporarily used and cannot always be managed and controlled. Therefore, it cannot be automatically and appropriately operated when necessary, such as during a night flood. In addition, since the apparatus is easily increased in size and a place for storing the portable electric mechanism is required, it is difficult to configure the apparatus at a low cost.

Japanese Utility Model Publication No. 07-35525 (first page) JP 2001-115436 A (first page)

The problem to be solved with regard to the sluice gate lifting and lowering device is that it can be installed at low cost because it can be automated to open and close the sluice door in the field of relatively small sluice gate devices that can be operated manually. Is not provided.
SUMMARY OF THE INVENTION An object of the present invention is to provide a sluice gate lifting and lowering opening / closing device that can be automated at a low cost because the sluice gate lifting and lowering can be automated with a small driving force device.

In order to achieve the above object, the present invention comprises the following arrangement.
According to one embodiment of the sluice door lifting and lowering opening / closing device according to the present invention, the sluice door can be manually lifted and lowered by turning the input shaft using a handle that can be attached to and detached from the input shaft. In the sluice door lifting and lowering opening / closing device having a mechanism, it is provided so as to be connected and extended in series via a joint portion to the shaft connecting portion of the input shaft to which the handle can be mounted, and opposite to the joint portion side. An extension input shaft whose end on the side is a shaft connecting portion to the handle, a bearing portion of the extension input shaft that receives the extension input shaft, and a bearing portion of the extension input shaft are attached to the extension input shaft. A casing having a base frame portion fixed to the main body of the elevating opening / closing device so as to support the shaft, and a casing having a cover portion so as to cover the extended input shaft, and a midway portion in the extending direction of the extended input shaft Linked to the extension The power source is provided as a power source for rotating the force shaft to raise and lower the sluice door, and is constituted by an electric motor, and a speed reduction mechanism for the power source that receives the power of the electric motor and transmits the deceleration power to the extension input shaft, A power reduction device fixed and contained in the casing.

According to an embodiment of the sluice door lifting / closing device according to the present invention, a power source of the electric motor is a battery stored by a solar cell.

According to an embodiment of the sluice door lifting / closing device according to the present invention, the casing may be fixed to a casing provided with the lifting speed reducing mechanism.

According to one aspect of the sluice door lifting / closing device according to the present invention, there is provided a power connection clutch for connecting and disconnecting the power source side of the power reduction device portion and the linkage portion side to the extension input shaft. It can be characterized by being provided.

According to one embodiment of the sluice door lifting and lowering opening / closing device according to the present invention, with respect to a mechanism for manually operating the input shaft via the extended input shaft by the handle, the connection between the handle and the extended input shaft; An intermittent clutch for connecting the handle is provided.

According to one embodiment of the sluice door lifting / closing device according to the present invention, automatically based on a signal provided by at least one of a water surface height detecting device, an earthquake detecting device, a rainfall measuring device, a remote control device, and a timer device. A control device for performing opening / closing control of the sluice gate can be provided.
According to one embodiment of the sluice door lifting and lowering opening / closing device according to the present invention, the sluice door opening / closing position detecting device is configured by a sensor mechanism that detects the rotation of the extension input shaft and detects the height of the sluice door. It is characterized by being installed in the casing.

According to one embodiment of the sluice door lifting / lowering device according to the present invention, the sluice door can be manually lifted and lowered by turning the input shaft using a handle that can be attached to and detached from the input shaft. The sluice device in which the sluice gate lifting and lowering opening / closing device is provided is an existing sluice device.

According to the sluice door lifting and lowering opening and closing device of the present invention, it is possible to automate the sluice gate lifting and lowering opening and closing with a small driving force device, and there is a particularly advantageous effect that it can be installed at low cost.

It is side sectional drawing which shows the example of the form of the raising / lowering opening / closing apparatus of the sluice gate which concerns on this invention. It is a front view which shows the sluice device using the example of a form of FIG. It is a block diagram which shows the system of the raising / lowering opening / closing apparatus of the sluice door which concerns on this invention. It is a sectional side view which shows the other example of a raising / lowering opening / closing apparatus of the sluice gate which concerns on this invention. It is a sectional side view which shows the example of a form of a clutch mechanism.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a sluice door elevating / closing device according to the present invention will be described below in detail with reference to the accompanying drawings (FIGS. 1 to 5).
This sluice door lifting and lowering opening and closing device can be manually lifted and lowered by turning the input shaft 13 by using a handle 15 that can be attached to and detached from the input shaft 13. A speed reduction mechanism 12 is provided.

Reference numeral 20 denotes an extended input shaft, which is provided so as to be connected and extended in series via the joint portion 20a to the shaft connecting portion 13a of the input shaft 13 to which the handle 15 can be attached.
As shown in FIG. 1, the joint portion 20 a of the present embodiment has a shape that is externally fitted to the input shaft 13, and is capable of integrally connecting and fixing the extended input shaft 20 to the input shaft 13 by tightening a bolt. It has become. The connection structure is not limited to this, and other known methods such as a connection structure including a keyway and a key and a coupling structure can be used.

Reference numeral 21 denotes a bearing portion of the extended input shaft. In this embodiment, the handle is provided on the opposite side of the joint portion 20a side of the extended input shaft 20 so as to be stable by taking a large span between the parts where the bearing is made. Is provided in the vicinity of the shaft connecting portion 20b.
Of course, as the bearing portion 21 of the extended input shaft, a bearing structure having a small sliding resistance such as ball belling can be used as appropriate.

A casing 22 is provided to support the bearing portion 21 of the extended input shaft and to include the extended input shaft 20 excluding the shaft connecting portion 20b to the handle, and is provided with a speed reduction mechanism 12 for raising and lowering. It is fixed to the housing 12a. In this embodiment, as shown in FIG. 1, the casing 22 is fixed to the housing 12a using bolts.
According to this casing 22, it is provided in a box shape, and it is possible to suitably protect the bearing portion 21 of the extended input shaft and the power reduction device portion 30 described later from wind and rain, and to suitably support and hold the structure thereof. . Reference numeral 23 denotes a cover, which is detachably provided on the casing 22 so as to cover and protect the shaft connecting portion 20b of the extended input shaft, which will be described later, including the bearing portion 21 of the extended input shaft.

A power reduction device 30 is provided as a power source for rotating the extension input shaft 20 to move the sluice door 11 up and down. The electric motor 31 and the power of the electric motor 31 receive power from the extension input shaft 20 to reduce power. And is included in the casing 22.
The power reduction device unit 30 only needs to have a torque for rotating the input shaft 13 that can be manually rotated, and can be configured by an extremely small power drive device by appropriately selecting the deceleration rate. As the electric motor 31 of this embodiment, for example, a DC24V, 100W rated output can be used to open and close a 2.8m wide sluice door. In addition, since it is decelerated by the power reduction device unit 30, the speed related to the opening and closing of the sluice door is slow, for example, about 5 to 15 minutes. However, compared with the case where an operator goes to the site and performs manually, the operation can be performed quickly, surely and efficiently.

The power source of the electric motor 31 of this embodiment is a battery 41 that is charged by the solar cell 40 (see FIG. 3). The battery 41 is built in the operation panel 55, and since the power consumption of the electric motor 31 is small, the battery 41 may be relatively small.
As described above, the sluice door elevating / closing device according to the present invention has its own power supply, and therefore does not select an installation location. There are many places where the power lines do not reach the sluice gate, and it can be suitably adapted to such installation places. In addition, energy saving can be realized, and there is no need to pay a power charge, so that the running cost can be reduced. Furthermore, even in the event of a disaster such as an earthquake, there is no problem even if power transmission by the power company is interrupted, and the system can be operated independently and reliably, thus making the system highly reliable.

Further, in this embodiment, a gear serving as a transmission member 32a for reduction power is mounted in the middle of the extended input shaft 20, and a reduction mechanism 32 for a power source constituted by a plurality of gears including the gear. The power from the electric motor 31 is provided to be decelerated. According to this, an appropriate reduction ratio can be obtained with a simple structure.
The speed reduction mechanism is not limited to this, and other speed reduction means such as a worm gear and a planetary gear may be used. In the embodiment shown in FIG. 4, a power source reduction mechanism 32 that reduces the rotational speed of the electric motor 31 to about 1/50 is directly connected to the electric motor 31.

Further, in the present embodiment, a control device 50 that automatically performs opening / closing control of the sluice gate 11 based on a signal provided by a water surface height detection sensor 51, an opening / closing limit switch 52, and a water surface height detection device that is a constituent element is provided. . Reference numeral 53 denotes a charge / discharge controller.
According to this control device 50, it is possible to suitably perform automation for the up / down opening / closing operation applied to the sluice gate 11 at all times. Furthermore, it may be configured so that remote control can be performed by providing a communication means. Moreover, you may perform control by a timer.
That is, it is possible to provide a control device 50 that automatically performs opening / closing control of the sluice gate based on a signal given by at least one of a water surface level detection device, an earthquake detection device, a rainfall measurement device, a remote control device, and a timer device. .

In this embodiment, the end of the extended input shaft 20 on the side opposite to the joint 20a is the shaft connecting portion 20b to the handle.
According to this, manual operation can be performed in an emergency or the like. Since the shaft connecting portion 20b of the present embodiment is stored so as to be protected by the cover 23, the cover 23 may be opened and the handle 15 may be attached to perform the rotation operation.

Furthermore, in this embodiment, the power reduction device 30 is fixed to the inner surface of the wall 22a of the casing 22 to which the bearing 21 of the extended input shaft is fixed.
According to this, the unitized power reduction device 30 can be easily installed by the casing 22 to the lifting mechanism 12 that is part of the main body of the lifting door opening / closing device of the sluice door. That is, the efficiency of installation work and maintenance management can be improved.

A sluice door elevating / closing device equipped with a decelerating mechanism 12 for elevating and lowering is installed so that the sluice gate 11 can be manually raised and lowered by turning the input shaft 13 by using a handle 15 that can be attached to and detached from the input shaft 13. Even if the sluice device 10 is an existing sluice device, the configuration according to the present invention can be suitably retrofitted. Therefore, the elevating / closing device for the sluice door can be suitably installed at low cost.

Next, a configuration example of the sluice device 10 will be briefly described with reference to FIG.
11a is a rack shaft, and a pair is fixed to both ends of the upper end surface of the sluice door 11 so as to extend in the vertical direction. Reference numeral 14 denotes a portal frame, which includes a pair of columnar guide portions 14a and 14a on both sides. A guide groove extending in the vertical direction is formed in the pair of columnar guide portions 14a, 14a, and the sluice door 11 is guided by the guide groove so as to be movable (up and down) in the vertical direction.

16 is a box body which is provided at both ends of the upper end surface of the portal frame 14 and has a rack and pinion engagement portion built therein. Reference numeral 17 denotes a horizontal drive transmission shaft, which is provided so as to transmit the rotational driving force from the elevating speed reduction mechanism 12 to the power transmission mechanism portion 16 on the far side. A rack shaft cover 19 is formed in a cylindrical shape with its upper end closed so as to cover the rack shaft 11a from above.
Although the above embodiment has been described with a pair of rack shafts 11a, 11a, the present invention can be applied to a single lifting shaft (such as a rack shaft or a screw shaft). is there.

Next, based on FIGS. 4 and 5, another embodiment of the sluice door elevating / closing device according to the present invention will be described. The present embodiment is different from the embodiment of FIG. 1 in that a power connection clutch 60 and a handle connection clutch 70 are provided, and a water level detector 80 is built in the casing 22. In addition, about the structure equivalent to the form example of FIG. 1, the same code | symbol is attached | subjected and description is abbreviate | omitted.

The casing 22 of the present embodiment includes a base frame portion 22b that is fixed to the main body of the elevating / closing device so that the extended input shaft 20 is supported by the bearing portion 21 of the extended input shaft, and the extended input shaft 20 A cover portion 22c is provided to cover the components including The main body of the lifting and lowering opening / closing device refers to the entire fixed portion excluding the movable member of the sluice device, and includes the housing 12a provided with a speed reduction mechanism for lifting and lowering.

Incidentally, the casing 22 may be mounted and fixed by interposing an attachment frame between the casing 22 and the main body of the lifting / closing device. According to the mounting frame, it is possible to improve the productivity by standardizing the components including the casing 22 and to cope with various mounting specifications. Further, as shown in FIG. 4, the arrangement position of the bearing portion 21 attached to the casing 22 may be received by a midway portion of the extended input shaft 20 so as to sandwich the transmission member 32a of the deceleration power. . According to this, the extension input shaft 20 can be supported by appropriately receiving the radial and thrust forces applied to the transmission member 32a for the deceleration power.

A power connection clutch 60 connects and disconnects the power source side (the electric motor 31 and the speed reduction mechanism 32 side) of the power reduction device 30 and the linkage 33 side to the extended input shaft 20. Is provided.
As the power connection clutch 60, for example, a cam clutch connected via a connection shaft 35 movably provided in the axial direction as shown in FIG. 5 can be used. 61 is a clutch lever. When the connecting shaft 35 is moved to the electric motor 31 side by operating this clutch lever, power is connected, and conversely, when the connecting shaft 35 is moved to the linkage portion 33 side. Power is interrupted. The link portion 33 of the present embodiment is configured to link to the transmission member 32a for reducing power, and a helical gear, a bevel gear or a screw gear can be used for the link. Thereby, power can be appropriately transmitted to the extension input shaft 20 orthogonal to the rotating shafts of the electric motor 61 and the power source speed reduction mechanism 32.

Reference numeral 70 denotes a clutch for connecting the handle. The handle 15 can be connected to and disconnected from the extended input shaft 20 so that the input shaft 13 can be manually operated by the handle 15 via the extended input shaft 20. Is provided. As the handle connecting clutch 70, the above-described cam clutch or a well-known clutch mechanism can be selectively used as appropriate.
When the power connection clutch 70 is engaged and the handle connection clutch 70 is connected, the extension direction and the operation direction of the input shaft 13 and the extension input shaft 20 are the same. The handle 15 can be operated with the same feeling as before the device is mounted. According to this, it is possible to appropriately cope with an unexpected situation.

80 is a sluice door opening / closing position detecting device, which is configured by a sensor mechanism that detects the height of the sluice door by detecting the rotation of the extension input shaft 20 and is installed in the casing 22. 81 is an open / close position switch detector, and 82 is a rotation shaft screw. As the rotary shaft screw 82 rotates, the open / close position switch detector 81 moves in the axial direction, and approaches each of the pair of open / close position switches 83 arranged at intervals, thereby detecting the open / close position of the sluice door. 80 switches are turned on and off, and the sluice gate opens and closes. The rotation of the rotary shaft screw 82 reflects the rotation of the input shaft 13 integrated with the extended input shaft 20 via the transmission part 85 for the open / close detection mechanism. In addition, the transmission part 85 for the opening / closing detection mechanism of the present embodiment is a reduction mechanism using a gear, and the moving length of the opening / closing position switch detection body 81 is proportional to the reduction ratio with respect to the actual elevation length of the sluice. And have been reduced. The sensor mechanism is not limited to this embodiment, and an encoder device can be used, for example.

As described above, the present invention has been described in various ways with preferred embodiments. However, the present invention is not limited to these embodiments, and many modifications can be made without departing from the spirit of the invention. That is.

DESCRIPTION OF SYMBOLS 10 Sluice apparatus 11 Sluice door 12 Deceleration mechanism for raising / lowering 12a Housing | casing of deceleration mechanism for raising / lowering 13 Input shaft 13a Shaft coupling part of input shaft 15 Handle 20 Extension input shaft 20a Joint part 20b Shaft coupling part of extension input shaft 21 Extension Bearing portion 22 of casing of input shaft 22a Wall portion of casing 22b Base frame portion 22c Cover portion 30 Power reduction device portion 31 Electric motor 32 Reduction mechanism for power source 32a Transmission member for reduction power 40 Solar cell 41 Battery 50 Control device 51 Water surface Height detection sensor 52 Open / close limit switch 60 Clutch for power connection 70 Clutch for handle connection 80 Open / close position detection device for sluice door

Claims (8)

  1. The sluice door can be opened and closed manually by turning the input shaft using a handle that can be attached to and detached from the input shaft.
    It is provided so as to be connected and extended in series via a joint part to the shaft connecting part of the input shaft to which the handle can be attached, and the end opposite to the joint part side is connected to the handle. An extended input shaft,
    A bearing portion of the extension input shaft for bearing the extension input shaft;
    A base frame portion fixed to the body of the elevating / closing device is provided so that the bearing portion of the extended input shaft is mounted to support the extended input shaft, and a cover portion is provided to cover the extended input shaft. A casing with;
    The extension input shaft is connected to a middle portion in the extension direction and is provided as a power source that rotates the extension input shaft to raise and lower the sluice door. The electric motor and the extension input shaft receive power from the electric motor. An elevator opening / closing device for a sluice door, comprising: a power reduction device unit configured by a reduction mechanism for a power source that transmits deceleration power, and fixed and contained in the casing.
  2. The sluice door lifting / closing device according to claim 1, wherein the electric motor is powered by a solar battery.
  3. The sluice door lifting and lowering opening and closing device according to claim 1 or 2, wherein the casing is fixed to a casing provided with the lifting and lowering speed reduction mechanism.
  4. The power connection clutch for connecting and disconnecting the power source side of the power reducer unit and the link unit side to the extended input shaft is provided. Lifting opening and closing device of the sluice door described.
  5. As for a mechanism for manually operating the input shaft via the extended input shaft by the handle, a handle connecting clutch for connecting and disconnecting the handle and the extended input shaft is provided. The lift door opening and closing device according to any one of claims 1 to 4.
  6. A control device that automatically controls opening and closing of a sluice gate based on a signal given by at least one of a water surface level detection device, an earthquake detection device, a rainfall measurement device, a remote control device, and a timer device is provided. Item 6. The raising and lowering opening and closing device for a sluice door according to any one of items 1 to 5.
  7. The sluice door opening / closing position detecting device is configured by a sensor mechanism for detecting the height of the sluice door by detecting the rotation of the extension input shaft, and is installed in the casing. Elevating and closing device for sluice door according to any one of 6 to 6.
  8. There is an existing sluice device equipped with a sluice door lifting and lowering opening / closing device equipped with a deceleration mechanism for lifting and lowering, which can be manually lifted and closed by turning the input shaft using a handle that can be attached to and detached from the input shaft. The sluice gate lifting and closing device according to any one of claims 1 to 7, wherein the sluice gate device is a sluice gate device.
PCT/JP2011/080161 2010-12-27 2011-12-27 Opening/closing, lifting/lowering device for water gate WO2012090984A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2010-289567 2010-12-27
JP2010289567 2010-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012550959A JP5841950B2 (en) 2010-12-27 2011-12-27 Lift gate opening and closing device

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WO2012090984A1 true WO2012090984A1 (en) 2012-07-05

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
JP2016113778A (en) * 2014-12-12 2016-06-23 一身 谷 Auxiliary driving device for water gate opening/closing unit
JP2016160650A (en) * 2015-03-02 2016-09-05 一身 谷 Auxiliary drive device for sluice gate opening/closing apparatus
US10053829B2 (en) 2015-02-06 2018-08-21 Norman Paul Watson Flashboard riser system and method for water management
US10184221B2 (en) 2015-02-06 2019-01-22 Norman Paul Watson Water control system and method for water management

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WO2012090984A1 (en) * 2010-12-27 2012-07-05 Hashidume Shigeru Opening/closing, lifting/lowering device for water gate
KR101457872B1 (en) * 2014-09-11 2014-11-06 주식회사 아이엔텍 Floodgate driving equipment
CN104452679B (en) * 2014-12-05 2016-06-01 高承恩 A kind of rapid heat dissipation and the water conservancy valve system that can automatically lock and using method thereof
CN104594304B (en) * 2014-12-05 2015-09-30 方小刚 A kind of water conservancy gate device that can automatically lock with limit switches
CN104499464B (en) * 2014-12-05 2015-09-30 方小刚 A kind of water conservancy gate control system that can automatically lock
CN104452678B (en) * 2014-12-05 2015-12-02 楼天涯 A kind of with resetting means and the water conservancy gate device that can automatically lock
CN104404924B (en) * 2014-12-05 2015-08-12 华北水利水电大学 A kind of with position sensor and the water conservancy gate device that can automatically lock and reset
CN104499868B (en) * 2014-12-23 2016-09-21 宁波江东飞创电子科技有限公司 A kind of ascending/descending door panel assembly utilizing single screw rod to realize locking automatically
CN105019411B (en) * 2015-08-06 2017-04-12 山东水总机电工程有限公司 Hand cranking mechanism of winch type opening and closing machine
RU180081U1 (en) * 2017-12-27 2018-06-04 Акционерное общество "Атоммашэкспорт" Transport gateway for tightly closing openings in the protective shells of the reactor building of the NPP
KR102106061B1 (en) * 2018-04-10 2020-05-04 주식회사 진원산업 water gate

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JPS6331132U (en) * 1986-08-12 1988-02-29
JPH11172659A (en) * 1997-12-05 1999-06-29 Mizota Corp Drive method for semimanually-operated semi motor-driven sluice gate switch and control device therefor
JP2000205429A (en) * 1999-01-11 2000-07-25 Mizota Corp Water gate opening/closing machine with power-assist

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012090984A1 (en) * 2010-12-27 2012-07-05 Hashidume Shigeru Opening/closing, lifting/lowering device for water gate

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6331132U (en) * 1986-08-12 1988-02-29
JPH11172659A (en) * 1997-12-05 1999-06-29 Mizota Corp Drive method for semimanually-operated semi motor-driven sluice gate switch and control device therefor
JP2000205429A (en) * 1999-01-11 2000-07-25 Mizota Corp Water gate opening/closing machine with power-assist

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016113778A (en) * 2014-12-12 2016-06-23 一身 谷 Auxiliary driving device for water gate opening/closing unit
US10053829B2 (en) 2015-02-06 2018-08-21 Norman Paul Watson Flashboard riser system and method for water management
US10184221B2 (en) 2015-02-06 2019-01-22 Norman Paul Watson Water control system and method for water management
JP2016160650A (en) * 2015-03-02 2016-09-05 一身 谷 Auxiliary drive device for sluice gate opening/closing apparatus

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JP3177763U (en) 2012-08-16
JPWO2012090984A1 (en) 2014-06-05

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