CN208136864U - Tidal waterway traffic control system - Google Patents
Tidal waterway traffic control system Download PDFInfo
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- CN208136864U CN208136864U CN201820556733.7U CN201820556733U CN208136864U CN 208136864 U CN208136864 U CN 208136864U CN 201820556733 U CN201820556733 U CN 201820556733U CN 208136864 U CN208136864 U CN 208136864U
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- weir gate
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Abstract
The utility model provides a kind of tidal waterway traffic control system, including bottom-open type weir gate, the first building concrete workbench, first driving device, the first liquid level sensor, the second liquid level sensor, bidirectional rotation gate, the second building concrete workbench, the second driving device and control device, bottom-open type weir gate and the arrangement of bidirectional rotation gate are across set on river two sides；The liquid level that river upstream and downstream is incuded by the first liquid level sensor of setting and the second liquid level sensor controls first driving device and the work of the second driving device by control device, runs bottom-open type weir gate and bidirectional rotation gate；The composite structure meets river sewage improvement, while can also flexibly control the flow in river, that is, meets the excretion of river big flow or small flow, and structure is simple, and design rationally, facilitates scheduling controlling.
Description
Technical field
The utility model belongs to river regulation technical field, is to be related to a kind of tidal waterway traffic control more specifically
System.
Background technique
Since reform and opening-up, as China's economy grows continuously and fast, the improvement in river is more and more important, current river
Abatement functions are single, are not able to satisfy the demand of river regulation.
Utility model content
The purpose of this utility model is to provide a kind of tidal waterway traffic control systems, to solve to exist in the prior art
River regulation have a single function, not nimble technical problem.
To achieve the above object, the technical solution adopted in the utility model is：A kind of tidal waterway traffic control system is provided
System, including for blocking flood tide pollution group and small flow excretion upstream flood bottom-open type weir gate, for it is firm install it is described under
First building concrete workbench of open type weir gate, is used in real time the first driving device for driving the bottom-open type weir gate lifting
Monitor the first liquid level sensor, the second liquid level sensor for real-time monitoring downstream river water liquid level, use of upstream river water liquid level
Bidirectional rotation gate in progress big flow flood discharge, the second building concrete work for the firm installation bidirectional rotation gate
Platform, the second driving device for driving the bidirectional rotation gate rotation and the control dress for remotely controlling and supervising
It sets, the bottom-open type weir gate and bidirectional rotation gate arrangement are across set on river two sides, the first driving device and institute
The connection of bottom-open type weir gate is stated, first liquid level sensor is located at the upstream side of the bottom-open type weir gate, and second liquid level passes
Sensor is located at the downstream side of the bottom-open type weir gate, and second driving device is connect with the bidirectional rotation gate, the control
Device processed and the first driving device, second driving device, the first liquid level sensor and second level sensing
Device is electrically connected.
Further, the bidirectional rotation gate includes door body and is used to support the door body and rotates the door body
Supporting element, the door body are installed on the supporting element, and second driving device is connected with the supporting element.
Further, further include the first displacement detector for detecting the bottom-open type weir gate overhead height and for examining
Survey the second displacement detector of the bidirectional rotation gate opening angle, first displacement detector and second displacement inspection
It surveys device and the control device is electrically connected.
Further, the bottom-open type gate includes being respectively embedded into be fixed in two the first building concrete workbench
Two hog frames, the weir gate frame and cunning being connected with two hog frames to be fixedly linked with the first building concrete workbench
The dynamic weir gate door-plate for being installed on the weir gate frame, the first driving device are installed in the weir gate frame.
Further, each hog frame includes：
First support is set to the weir gate base of frame and along far from the weir for consolidating the weir gate base of frame
The side of door board extends outwardly；
Second support, for consolidating the weir gate frame mid portion, set on the weir gate frame middle part and along far from described
The side of weir gate door-plate extends outwardly；And
Third bracket, for consolidating the weir gate frame roof, set on the weir gate frame top and along far from described
The side of weir gate door-plate extends outwardly；
The first support, the second support and the third bracket, which are embedded in, is fixed on the first building concrete work
In platform.
Further, each hog frame further includes connecting the first support and the second support and described in connecting
Several reinforcing ribs of second support and the third bracket.
Further, the weir gate frame includes bottom plate and two columns for being respectively arranged in the bottom plate both ends, and two
The first support is connected with the both ends of the bottom plate respectively, two second supports middle part with two columns respectively
It is connected, two third brackets are connected with the top of two columns respectively, and the two sides of the weir gate door-plate are slided respectively
It is installed in two columns, the first driving device is installed in each column.
Further, the first aperture passed through for the weir gate door-plate is offered on the bottom plate, each column is along it
Guide groove is offered on length direction；The two sides of the weir gate door-plate are slidably mounted in two guide grooves.
It further, further include for the camera of river upstream and downstream water surface situation described in real-time monitoring and for fixing
The mounting base of the camera, the camera are connected with the control device, and are fixed on institute by the mounting base
State weir gate door-plate top side.
It further, further include for removing rivers base sludge to guarantee spoil disposal that the weir gate door-plate works normally
Pump, the sludge pump are installed on the two sides of the bottom-open type weir gate.
The beneficial effect of traffic control system in tidal waterway provided by the utility model is：Compared with prior art, originally
Utility model tidal waterway traffic control system incudes river by the first liquid level sensor of setting and the second liquid level sensor
The liquid level of upstream and downstream, by setting control device come control first driving device work, make bottom-open type weir gate rise automatically or under
Drop, meanwhile, control device can also drive the second driving device to work, the angle for keeping bidirectional rotation gate opening suitable；The combination
The bottom-open type weir gate automatic lifting of structure carries out water blocking to adapt to the water level that downstream frequently changes, can block with eagre
Extraneous contamination group, moreover it is possible to maintain certain landscape water level or the excretion small flood in upstream；In addition, when meeting with great flood, control device
First driving device and the work of the second driving device are driven, so that bottom-open type weir gate and the operation of bidirectional rotation gate, to realize flood
The adjusting of water big flow；The composite structure meets river sewage improvement, while can also flexibly control the flow in river, that is, meets
The excretion of river big flow or small flow, structure is simple, and design rationally, facilitates scheduling controlling.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of traffic control system in tidal waterway provided by the embodiment of the utility model；
Fig. 2 is the A-A sectional structure chart in Fig. 1；
Fig. 3 is the structural schematic diagram of the bottom-open type weir gate in Fig. 1；
Fig. 4 is the line B-B sectional structure chart in Fig. 2.
Wherein, each appended drawing reference in figure：
The upstream 1-；The downstream 11-；12- pollution group；2- control device；3- first builds concrete workbench；4- bottom-open type weir gate；
41- weir gate frame；411- bottom plate；412- column；42- hog frame；421- first support；422- second support；423 third branch
Frame；424- reinforcing rib；43- weir gate door-plate；44- camera；5- driving device；6- bidirectional rotation gate；The driving dress of 61- second
It sets；62- supporting element；63- door body；7- second builds concrete workbench.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or displacement relation of the instructions such as "horizontal", "top", "bottom" "inner", "outside" are that orientation based on the figure or displacement are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now traffic control system in tidal waterway provided by the utility model is illustrated.
Tidal waterway traffic control system, including the bottom-open type weir for blocking flood tide pollution group 12 with small flow excretion 1 flood of upstream
Door 4, for firm the first building concrete workbench 3 for installing bottom-open type weir gate 4, first for driving bottom-open type weir gate 4 to go up and down
Driving device 5, for 1 river water liquid level of real-time monitoring upstream the first liquid level sensor, be used for 11 river water liquid of real-time monitoring downstream
Second liquid level sensor of position, is used for firm installation bidirectional rotation gate at the bidirectional rotation gate 6 for carrying out big flow flood discharge
The second of 6 builds concrete workbench 7, the second driving device 61 for driving bidirectional rotation gate 6 to rotate and for remotely controlling
Across river two sides are set to, first drives dress for the control device 2 of system and supervision, bottom-open type weir gate 4 and the arrangement of bidirectional rotation gate 6
It sets 5 to connect with bottom-open type weir gate 4, the first liquid level sensor is located at 1 side of upstream of bottom-open type weir gate 4, the second liquid level sensor position
In 11 side of the downstream of bottom-open type weir gate 4, the second driving device 61 is connect with bidirectional rotation gate 6, control device 2 and the first driving
Device 5, the second driving device 61, the first liquid level sensor and the second liquid level sensor are electrically connected.
Compared with prior art, the utility model tidal waterway traffic control system, by the way that the first liquid level sensor is arranged
The liquid level that river upstream and downstream 11 is incuded with the second liquid level sensor controls first driving device 5 by setting control device 2
Work, rises or falls bottom-open type weir gate 4 automatically, meanwhile, control device 2 can also drive the second driving device 61 to work, and make
Bidirectional rotation gate 6 opens suitable angle, and 4 automatic lifting of bottom-open type weir gate of the composite structure is frequent to adapt to downstream 11
The water level of variation carries out water blocking, can block and roll into a ball 12 with the extraneous contamination of eagre, moreover it is possible to maintain certain landscape water level or row
Let out the small flood in upstream 1；In addition, control device 2 drives first driving device 5 and 61 work of the second driving device when meeting with great flood
Make, so that bottom-open type weir gate 4 and bidirectional rotation gate 6 are run, to realize the adjusting of flood big flow；The composite structure is met
River sewage is administered, while can also flexibly control the flow in river, that is, meets the excretion of river big flow or small flow, structure letter
Single, design rationally, facilitates scheduling controlling.
The traffic control mode of tidal waterway traffic control system：
When 1 water level of upstream is lower than landscape water level 1.7m, bottom-open type weir gate 4 is raised up to 1.8m to maintain landscape water level (i.e.
Water retaining height 1.8m)；As 1 water level 1.8m~2.6m of upstream, bidirectional rotation gate 6 is closed, and bottom-open type weir gate 4, which fully opens, to be let out
Big vast dirt removal.(note：It opens water level 1.8m=landscape hydrology 1.7m+ and opens surplus 0.1m；Opening surplus is that gate is avoided frequently to open
It is set)
As 1 2.6~3.5m of water level of upstream, other than bottom-open type weir gate 4 fully opens, 6, remaining bidirectional rotation gate
Gatage is adjusted according to flood scale；
When 1 water level of upstream is higher than 3.5m, bottom-open type weir gate 4 and bidirectional rotation gate 6 are all turned on flood discharge；
From standard-sized sheet to closing process：When 1 water level of upstream is higher than 3.5m, bottom-open type weir gate 4 and bidirectional rotation gate 6 are all opened
Open flood discharge；When 1 water level of upstream decreases below 2.6m, bidirectional rotation gate 6 is closed, and bottom-open type weir gate 4 maintains standard-sized sheet flood discharge；On
When swimming 1 water level and decreasing below 1.7m, bidirectional rotation gate 6 is closed, and bottom-open type weir gate 4 is raised up to 1.8m, retains the water of upstream 1
Forming certain landscape water level, making landscape and restoring river channel ecology.
In addition, bottom-open type weir gate 4 declines to the greatest extent when meeting with 1 year one chance flood, maximum is reachable to lead off
26.2m3The crest discharge of/s；When meet with 1-20 mono- chance flood when, bottom-open type weir gate 4 is all turned on, bidirectional rotary revolving door according to
Flood discharge adjusts aperture, until bidirectional rotary revolving door is fully open, maximum can lead 103.58m off3The crest discharge of/s.
Further, referring to Fig. 4, one kind as traffic control system in tidal waterway provided by the utility model is specific
Embodiment, bidirectional rotation gate 6 include door body 63 and are used to support door body 63 and make the supporting element 62 of the rotation of door body 63, door body
63 are installed on supporting element 62, and the second driving device 61 is connected with supporting element 62；Control support is opened by the second driving device 61
Door body 63 on part 62, achieves the flood discharge of big flow, and structure is simple, realizes automation control.
Further, a kind of specific embodiment as traffic control system in tidal waterway provided by the utility model,
Further include the first displacement detector for detecting 4 overhead height of bottom-open type weir gate and is opened for detecting bidirectional rotation gate 6
Angle second displacement detector, the distance that rises or falls of bottom-open type weir gate is incuded by the first displacement detector, meanwhile,
Can learn the angle that bidirectional rotation gate 6 is opened by second displacement detector, control device 2 and the first displacement detector and
Second displacement detector is connected, and the liquid level signal for combining the first liquid level sensor and the second liquid level sensor to obtain, more smart
Quasi- control bottom-open type weir gate 4 moves up and down and controls bidirectional rotation gate 6 and opens suitable angle.
Further, one kind also referring to Fig. 3, as traffic control system in tidal waterway provided by the utility model
Specific embodiment, bottom-open type weir gate 4 include hog frame 42, weir gate frame 41 and weir gate door-plate 43, and hog frame 42 is for being embedded in
First building concrete workbench 3 reinforces weir gate frame 41 with first and builds being bonded for concrete workbench 3, and weir gate door-plate 43 slides
It is installed on weir gate frame 41, first driving device 5 is installed in weir gate frame 41；By the driving of first driving device 5, make
Weir gate door-plate 43 automatic on weir gate frame 41 can slide up and down, to realize the function of gear tide, meanwhile, with 11 water level of downstream
Frequently change and by first driving device 5 flexibly driving weir gate door-plate 43 move up and down, moreover it is possible under let out 1 little Hong of upstream
Water.
Further, Fig. 2 and Fig. 3 are please referred to, as the tidal anti-aqueous reflux control system in river provided by the utility model
A kind of specific embodiment, each hog frame 42 includes for consolidating the first support 412 of 41 bottom of weir gate frame, for consolidating
Second support 422 in the middle part of weir gate frame 41 and the third bracket 423 for consolidating 41 top of weir gate frame, first support 421
Set on weir gate frame 41 bottom and extend outwardly along far from the side of weir gate door-plate 43, second support 422 is set to weir gate frame
41 middle part and extend outwardly along far from the side of weir gate door-plate 43, third bracket 423 is set to the top of weir gate frame 41 and edge
Side far from weir gate door-plate 43 extends outwardly, and first support 4421, second support 422 and third bracket 423 are embedded in fixation
In in the first building concrete workbench 3；By first support 421, the design of second support 422 and third bracket 423, make entire weir
Door frame 41 is more firm to be fixed on the first building concrete workbench 3, is prevented due to river water impact weir gate door-plate 43 and under making
Open type weir gate 4 collapses, and then ensures that bottom-open type weir gate 4 can go on smoothly blocked sewage.
Further, Fig. 2 and Fig. 3 are please referred to, as the tidal anti-aqueous reflux control system in river provided by the utility model
A kind of specific embodiment, each hog frame 42 further includes connection first support 412 and second support 422 and connect second
Several reinforcing ribs 424 of frame 422 and third bracket 423；By the design of reinforcing rib 424, entire weir gate frame is further enhanced
The stability of 41 structures is installed on its firm on first building concrete workbench 3.
Further, referring to Fig. 2, one kind as the tidal anti-aqueous reflux control system in river provided by the utility model
Specific embodiment, weir gate frame 41 include bottom plate 411 and two columns 412, and each column 412 is respectively arranged in bottom plate 411
Both ends, the structure can make weir gate frame 41 form the frame of U-shaped structure, ensure that the stabilization of weir gate frame 41, weir gate door-plate
43 two sides are slidably mounted in two guide grooves；Two first supports 412421 are connected with the amount end of bottom plate 411 respectively, and two
A second support 422 is connected with the middle part of two columns 412 respectively, two third brackets 423 top with two columns 412 respectively
Portion is connected, and the two sides of weir gate door-plate 43 are slidably mounted on respectively in two columns 412, are equipped with the first driving in each column 412
Device 5；When tidal bulge, weir gate door-plate 43 rises automatically with the rise of tidewater, to block external pollution group 12, when lakie, and weir
Door board 43 declines automatically with the whereabouts of tidewater.
Further, a kind of specific embodiment party as the tidal anti-aqueous reflux control system in river provided by the utility model
Formula, offers the first aperture passed through for weir gate door-plate 43 on bottom plate 411, each column 412 along its length on offer and lead
To slot；The two sides of weir gate door-plate 43 are slidably mounted in two guide grooves, and weir gate door-plate 43 is relative to 412 slide downward of column
When, the lower end of weir gate door-plate 43 passes through the first aperture；By designing guide groove, enable weir gate door-plate 43 along the direction of guide groove
It moves up and down, meanwhile, when moving down guide groove by designing the first aperture, the bottom of weir gate door-plate 43 can be accommodated.
Further, referring to Fig. 2, one kind as the tidal anti-aqueous reflux control system in river provided by the utility model
Specific embodiment further includes camera 44 and mounting base, and camera 44 is connected with first control device 2, can be supervised at any time
11 water surface situation of pipe river upstream and downstream, camera 44 are that 43 top side of weir gate door-plate is fixed on by mounting base, can be with
Moving and rise or fall with weir gate door-plate 43.
Further, a kind of specific embodiment party as the tidal anti-aqueous reflux control system in river provided by the utility model
Formula, further includes the sludge pump for removing rivers base sludge to guarantee the normal work of weir gate door-plate 43, and sludge pump is installed on down
The two sides of open type weir gate 4；The sludge close to bottom-open type weir gate 4 two sides of the bottom is removed by sludge pump, not only can guarantee down
The normal work of open type weir gate 4, moreover it is possible to sludge be prevented to flow into 1 river of upstream with the drive of flood tide.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. tidal waterway traffic control system, it is characterised in that：Including draining upstream with small flow for blocking flood tide pollution group
The bottom-open type weir gate of flood, for the firm installation bottom-open type weir gate the first building concrete workbench, for drive it is described under
The first driving device of open type weir gate lifting, for the first liquid level sensor of real-time monitoring upstream river water liquid level, for real-time
It monitors the second liquid level sensor of downstream river water liquid level, the bidirectional rotation gate for carrying out big flow flood discharge, be used for firm peace
The second building concrete workbench, the second driving dress for driving the bidirectional rotation gate rotation for filling the bidirectional rotation gate
It sets and the control device for remotely controlling and supervising, the bottom-open type weir gate and bidirectional rotation gate arrangement are across setting
In river two sides, the first driving device is connect with the bottom-open type weir gate, first liquid level sensor be located at it is described under
The upstream side of open type weir gate, second liquid level sensor are located at the downstream side of the bottom-open type weir gate, the second driving dress
It sets and is connect with the bidirectional rotation gate, it is the control device and the first driving device, second driving device, described
First liquid level sensor and second liquid level sensor are electrically connected.
2. traffic control system in tidal waterway as described in claim 1, it is characterised in that：The bidirectional rotation gate includes door
Body and the supporting element for being used to support the door body and rotating the door body, the door body is installed on the supporting element, described
Second driving device is connected with the supporting element.
3. traffic control system in tidal waterway as claimed in claim 2, it is characterised in that：Further include for detect it is described under open
First displacement detector of formula weir gate overhead height and for detecting the bidirectional rotation gate opening angle second displacement inspection
It surveys device, first displacement detector and the second displacement detector and the control device is electrically connected.
4. traffic control system in tidal waterway as claimed in claim 3, it is characterised in that：The bottom-open type gate includes difference
Two hog frames that insertion is fixed in two the first building concrete workbench, be connected with two hog frames with it is described
The weir gate frame that first building concrete workbench is fixedly linked and the weir gate door-plate for being slidably mounted on the weir gate frame, described first
Driving device is installed in the weir gate frame.
5. traffic control system in tidal waterway as claimed in claim 4, it is characterised in that：Each hog frame includes：
First support is set to the weir gate base of frame and along far from the weir gate door for consolidating the weir gate base of frame
The side of plate extends outwardly；
Second support, for consolidating the weir gate frame mid portion, set on the weir gate frame middle part and along far from the weir gate
The side of door-plate extends outwardly；And
Third bracket, for consolidating the weir gate frame roof, set on the weir gate frame top and along far from the weir gate
The side of door-plate extends outwardly；
The first support, the second support and the third bracket, which are embedded in, is fixed on the first building concrete workbench
It is interior.
6. traffic control system in tidal waterway as claimed in claim 5, it is characterised in that：Each hog frame further includes connection
The first support is with the second support and connect several reinforcing ribs of the second support Yu the third bracket.
7. traffic control system in tidal waterway as claimed in claim 6, it is characterised in that：The weir gate frame include bottom plate and
Two columns at the bottom plate both ends are respectively arranged in, two first supports are connected with the both ends of the bottom plate respectively, and two
A second support is connected with the middle part of two columns respectively, two third brackets respectively with two columns
Top be connected, the two sides of the weir gate door-plate are slidably mounted on respectively in two columns, are equipped in each column
The first driving device.
8. traffic control system in tidal waterway as claimed in claim 7, it is characterised in that：It is offered described in confession on the bottom plate
The first aperture that weir gate door-plate passes through, each column along its length on offer guide groove；The two of the weir gate door-plate
Slideslip is installed in two guide grooves.
9. traffic control system in tidal waterway as claimed in claim 8, it is characterised in that：It further include for described in real-time monitoring
The camera of river upstream and downstream water surface situation and mounting base for fixing the camera, the camera with it is described
Control device is connected, and is fixed on the weir gate door-plate top side by the mounting base.
10. traffic control system in tidal waterway as claimed in claim 9, it is characterised in that：It further include for removing rivers bottom
Portion's sludge is to guarantee that sludge pump that the weir gate door-plate works normally, the sludge pump are installed on the two of the bottom-open type weir gate
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556733.7U CN208136864U (en) | 2018-04-18 | 2018-04-18 | Tidal waterway traffic control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556733.7U CN208136864U (en) | 2018-04-18 | 2018-04-18 | Tidal waterway traffic control system |
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| Publication Number | Publication Date |
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| CN208136864U true CN208136864U (en) | 2018-11-23 |
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| CN201820556733.7U Active CN208136864U (en) | 2018-04-18 | 2018-04-18 | Tidal waterway traffic control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557611A (en) * | 2020-11-06 | 2021-03-26 | 佛山市禅城区环境监测站 | River surge water regulating system and method thereof |
-
2018
- 2018-04-18 CN CN201820556733.7U patent/CN208136864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557611A (en) * | 2020-11-06 | 2021-03-26 | 佛山市禅城区环境监测站 | River surge water regulating system and method thereof |
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| CP01 | Change in the name or title of a patent holder |
Address after: 518000, Guangdong, Baoan District, Xin'an Xin'an Street 1003 Shenzhen Road, No. six financial port C block Patentee after: China Power Construction Ecological Environment Group Co., Ltd Address before: 518000, Guangdong, Baoan District, Xin'an Xin'an Street 1003 Shenzhen Road, No. six financial port C block Patentee before: The electric environment control technology Co Ltd Jianshui |
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| CP01 | Change in the name or title of a patent holder |