CN113463579A - High-order flood discharge sluice in summer flood - Google Patents

High-order flood discharge sluice in summer flood Download PDF

Info

Publication number
CN113463579A
CN113463579A CN202110714423.XA CN202110714423A CN113463579A CN 113463579 A CN113463579 A CN 113463579A CN 202110714423 A CN202110714423 A CN 202110714423A CN 113463579 A CN113463579 A CN 113463579A
Authority
CN
China
Prior art keywords
flood
plate
groove
flood discharge
fixedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202110714423.XA
Other languages
Chinese (zh)
Inventor
王耀川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202110714423.XA priority Critical patent/CN113463579A/en
Publication of CN113463579A publication Critical patent/CN113463579A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B7/00Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20Movable barrages; Lock or dry-dock gates
    • E02B7/26Vertical-lift gates
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B8/00Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates

Landscapes

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

Abstract

The invention discloses a high-position flood discharge sluice in summer, which comprises a sluice frame, wherein a flashboard is connected between two sides of the inner wall of the sluice frame in a sliding manner, a push-pull rod is installed at the top of the flashboard, the push-pull rod is a threaded rod, a rotating handle is installed at one end, penetrating through the outer part of the sluice frame, of the push-pull rod, a lifting groove is formed in one side of the flashboard, the bottom of the lifting groove is communicated with a limiting groove, a lifting plate is connected between two sides of the inner wall of the limiting groove in a sliding manner, a flood discharge hole is formed in one side of the lifting plate, and a water discharge hole matched with the flood discharge hole is formed in one side of the inner wall of the lifting groove. This high-order flood discharge sluice in summer flood has reached the purpose that improves the intelligent degree of gate, can utilize the height automatic control gate of water level to open and carry out the flood discharge, and protective capacities is strong, can effectually protect the outside part of gate, and the convenient next continuation work in recovery position that can be quick.

Description

High-order flood discharge sluice in summer flood
Technical Field
The invention relates to the technical field of water gates, in particular to a high-level flood discharge water gate for summer flood.
Background
The gate is used for closing and opening the control facility of the drainage (discharging) water channel, and is an important component of a hydraulic building, and can be used for intercepting water flow, controlling water level, regulating flow, discharging silt and floating objects and the like.
But current gate intelligent degree is lower, and the height automatic control gate that can't utilize the water level is opened and is carried out the flood discharge, and protective capacities is relatively poor, can't protect the outside part of gate, and the recovery position that can not be quick makes things convenient for continuation work next time.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high-level flood discharge sluice for the summer flood, which solves the problems that the existing sluice is low in intelligent degree and cannot automatically control the sluice to open for flood discharge by utilizing the height of the water level, has strong protection capability, can effectively protect parts outside the sluice, and can quickly restore the position to facilitate the next continuous work.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a high-order flood discharge floodgate in summer flood, includes gate frame, sliding connection has the flashboard between gate frame's the inner wall both sides, the push-and-pull rod is installed at the top of flashboard, the push-and-pull rod is the threaded rod, the push-and-pull rod runs through to the outside one end of gate frame and installs rotatory handle, the lift groove has been seted up to one side of flashboard, the bottom intercommunication in lift groove has the spacing groove, sliding connection has the lifter plate between the inner wall both sides of spacing groove, the flood discharge hole has been seted up to one side of lifter plate, the wash port with flood discharge hole looks adaptation is seted up to inner wall one side in lift groove, the internally mounted of lifter plate has controlling means, protector is installed to one side of gate frame.
Preferably, the control device comprises a heating groove, a metal rod is arranged in the heating groove, a limiting air bag matched with the limiting groove is fixedly connected to the bottom of the lifting plate, and the metal rod extends to a protective shell fixedly connected to one end inside the limiting air bag.
Preferably, a light gathering groove is formed in one side of the lifting plate and communicated with the heating groove, and a light gathering lens is fixedly connected between two sides of the inner wall of the light gathering groove.
Preferably, the top fixedly connected with gasbag that resets of lifter plate, the one end intercommunication of gasbag that resets has the hose, the one end that the gasbag that resets was kept away from to the hose runs through the lifter plate and with the groove intercommunication that generates heat, the condenser lens is kept off the heat that back metal pole was shone and is reduced by the water, the lifter plate is whole by water cooling, spacing gasbag is because inside gas cooling and the dual effect volume that external water pressure increases reduce, the inside gas flow of spacing gasbag resets inside the gasbag, the gasbag volume that resets increases the in-process of warping drives the lifter plate through the hose and rises along the lift groove, flood discharge hole aligns back water from drain hole department with the drain hole and is discharged, the intelligent degree of gate has been improved, can utilize the influence of temperature and water pressure automatic control gate to open when the water level is higher.
Preferably, the protection device comprises a protection arc plate, the top of the protection arc plate is rotatably connected with a metal plate, and one side of the protection arc plate is located below the metal plate and fixedly connected with a rubber plate.
Preferably, the top fixedly connected with elasticity rope of protection arc board, the one end and the metal sheet fixed connection of protection arc board are kept away from to the elasticity rope, spacing ball is evenly installed in the outside of elasticity rope.
Preferably, the bullport has been seted up at the top of rubber slab, install the guide wheel between the inner wall both sides of bullport, elastic cord and spacing ball all with guide wheel sliding connection, spacing gasbag drive lifter plate descends along the lift groove, spacing gasbag extrusion metal sheet and rubber slab rotate the inside that gets into the protection arc board after crooked, the metal sheet can be protected the exterior part of gate because the bullet of rubber slab upwards rotates the top of spacing gasbag, avoids the lower part of the outside hardness of gate to be damaged by water impact, has improved the life of gate.
Preferably, the extending groove has evenly been seted up in the outside of spacing ball, outside board and interior plate are evenly installed to the inside of extending groove, rotate between outside board and the interior plate and connect, the equal fixedly connected with cystosepiment in one side of outside board and interior plate, the outside that the rubber slab was removed to spacing ball after the elasticity rope was elongated, the inside of extending groove is intake, cystosepiment moves outside board and slides to the outside of spacing ball, outside board and interior plate remove to promote to expand by the cystosepiment to both sides after the outside of extending groove, the area of spacing ball has been increased, can bear the rivers impact of bigger area, can be faster after spacing gasbag rises inside the protection arc board is impacted by rivers, resume position that can be quick makes things convenient for continue work next time.
Preferably, the outer side plate and the inner side plate are connected through a metal sheet, and balancing weights are fixedly connected to the bottoms of the outer side plate and the inner side plate.
(III) advantageous effects
The invention provides a high-level flood discharge sluice for summer flood. The method has the following beneficial effects:
(one), this high-order flood discharge sluice in summer flood, keep off the heat that back metal pole was shone through the condensing lens by water and reduce, the lifter plate is whole to be cooled by water, spacing gasbag is because inside gaseous cooling and the dual effect volume that external water pressure increases reduce, inside the inside gas flow of spacing gasbag resets the gasbag, the gasbag volume that resets increases the in-process that warp drives the lifter plate through the hose and rises along the lift groove, the flood discharge hole is aligned back water with the wash port and is discharged from drain hole department, the intelligent degree of gate has been improved, can utilize temperature and hydraulic influence automatic control gate to open when the water level is higher and carry out the flood discharge.
(II), this high-order flood discharge sluice in summer flood drives the lifter plate through spacing gasbag and descends along the lift groove, and spacing gasbag extrudees the inside that gets into the protection arc board after metal sheet and the rubber slab rotate the bending, and the metal sheet can protect the outside part of gate because the bullet of rubber slab upwards rotates the top of spacing gasbag, avoids the lower part of the outside hardness of gate to be damaged by the rivers impact, has improved the life of gate.
(III), this high-order flood discharge sluice in summer, the outside that the rubber slab was removed to spacing ball after being lengthened through the elasticity rope, the inside of extending groove is intake, foam board moves outside plate and slides to the outside of spacing ball, outside plate and inside plate remove after the outside of extending groove by foam board to both sides promotion expansion, the area of spacing ball has been increased, can bear the rivers impact of bigger area, can be more quick after spacing gasbag rises inside being impacted the protection arc board by rivers, resume position that can be quick makes things convenient for continuation work next time.
(IV), this high-order flood discharge sluice in summer is contacted with the guide wheel when being promoted by the elastic cord through spacing ball and is removed the protection arc board outside, and the friction that produces when can reducing device internals reciprocal motion reduces the wearing and tearing in the device course of operation.
(V), this high-order flood discharge sluice in summer flood, through the inside one end of spacing gasbag by the protective housing parcel after the metal pole is warmed up by sunshine irradiation, can avoid spacing gasbag and the higher metal pole contact of temperature to melt the deformation.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is an internal cross-sectional view of the present invention as a whole;
FIG. 3 is an enlarged schematic view of FIG. 2 at A in accordance with the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 2 at B according to the present invention;
figure 5 is a partial cross-sectional view of a stop ball of the present invention.
In the figure: 1-a gate framework, 2-a gate plate, 3-a push-pull rod, 4-a rotating handle, 5-a lifting groove, 6-a limiting groove, 7-a lifting plate, 8-a flood discharge hole, 9-a water discharge hole, 10-a control device, 101-a heating groove, 102-a metal rod, 103-a limiting air bag, 104-a protective shell, 11-a protective device and 111-a protective arc plate, 112-metal plate, 113-rubber plate, 12-light gathering groove, 13-light gathering lens, 14-resetting air bag, 15-hose, 16-elastic rope, 17-limiting ball, 18-guide hole, 19-guide wheel, 20-extending groove, 21-outer side plate, 22-inner side plate, 23-foam plate, 24-metal sheet and 25-counterweight block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-order flood discharge sluice in summer flood, including gate frame 1, sliding connection has flashboard 2 between gate frame 1's the inner wall both sides, push-and-pull rod 3 is installed at the top of flashboard 2, push-and-pull rod 3 is the threaded rod, rotating handle 4 is installed to the one end that push-and-pull rod 3 runs through to gate frame 1 outside, lifting groove 5 has been seted up to one side of flashboard 2, lifting groove 5's bottom intercommunication has spacing groove 6, sliding connection has lifter plate 7 between the inner wall both sides of spacing groove 6, flood discharge hole 8 has been seted up to one side of lifter plate 7, wash port 9 with flood discharge hole 8 looks adaptation is seted up to inner wall one side of lifter groove 5, the internally mounted of lifter plate 7 has controlling means 10.
The control device 10 comprises a heating groove 101, a metal rod 102 is installed inside the heating groove 101, a limiting air bag 103 matched with the limiting groove 6 is fixedly connected to the bottom of the lifting plate 7, and a protective shell 104 is fixedly connected to one end, extending to the inside of the limiting air bag 103, of the metal rod 102.
A light-gathering groove 12 is formed in one side of the lifting plate 7, the light-gathering groove 12 is communicated with the heating groove 101, and a light-gathering lens 13 is fixedly connected between two sides of the inner wall of the light-gathering groove 12.
The top of the lifting plate 7 is fixedly connected with a resetting air bag 14, one end of the resetting air bag 14 is communicated with a hose 15, and one end of the hose 15, which is far away from the resetting air bag 14, penetrates through the lifting plate 7 and is communicated with the heating groove 101.
When the solar water heater is used, sunlight irradiates the metal rod 102 after passing through the condenser 13 in summer, the metal rod 102 heats and extends to one end inside the limiting air bag 103 to expand the volume of the limiting air bag 103, the limiting air bag 103 is not blocked by the limiting groove 6 after being enlarged, the lifting plate 7 is driven to slide down along the lifting groove 5, the drain hole 9 is blocked by the lifting plate 7 and cannot discharge water and flood, when the water level is higher, the water level extends to the upper part of the lifting plate, the heat irradiated by the metal rod 102 is reduced after the condenser 13 is blocked by water, the whole lifting plate 7 is cooled by water, the volume of the limiting air bag 103 is reduced due to the double effects of internal gas cooling and external water pressure increase, the gas inside the limiting air bag 103 flows into the resetting air bag 14, the lifting plate 7 is driven to rise along the lifting groove 5 by the hose 15 in the process of volume increase and deformation of the resetting air bag 14, and water is discharged from the drain hole 9 after the flood discharge hole 8 is aligned with the drain hole 9, the intelligent degree of gate has been improved, can utilize temperature and hydraulic influence automatic control gate to open when the water level is higher and carry out the flood discharge.
Example two
Referring to fig. 1-4, the present invention provides a technical solution: on the basis of embodiment one, protector 11 is installed to one side of gate frame 1, and protector 11 includes protection arc board 111, and the top of protection arc board 111 is rotated and is connected with metal sheet 112, and one side of protection arc board 111 is located the below fixedly connected with rubber slab 113 of metal sheet 112.
The top fixed connection of protection arc board 111 has elastic rope 16, and the one end and the metal sheet 112 fixed connection of protection arc board 111 are kept away from to elastic rope 16, and spacing ball 17 is evenly installed in the outside of elastic rope 16.
The top of the rubber plate 113 is provided with a guide hole 18, a guide wheel 19 is arranged between two sides of the inner wall of the guide hole 18, and the elastic rope 16 and the limiting ball 17 are both connected with the guide wheel 19 in a sliding manner.
During the use, spacing gasbag 103 drives lifter plate 7 and descends along lift groove 5, and spacing gasbag 103 extrudes metal sheet 112 and the inside that gets into protection arc board 111 after the 113 rotation bending of rubber sheet, and metal sheet 112 is because the top of the upwards rotation of spacing gasbag 103 of the bullet of rubber sheet 113, can protect the outside part of gate, avoids the lower part of the outside hardness of gate to be damaged by rivers impact, has improved the life of gate.
EXAMPLE III
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of embodiment one, extension groove 20 has evenly been seted up in the outside of spacing ball 17, and outer panel 21 and interior plate 22 are evenly installed to the inside of extension groove 20, rotate between outer panel 21 and the interior plate 22 and connect, and the equal fixedly connected with cystosepiment 23 of one side of outer panel 21 and interior plate 22.
The outer side plate 21 and the inner side plate 22 are connected through a metal sheet 24, and the bottoms of the outer side plate 21 and the inner side plate 22 are fixedly connected with a balancing weight 25.
During the use, spacing gasbag 103 with the orientation of keeping away from gate frame 1 of 113 rubber slabs and 112 extrusion deflections of metal sheet, spacing ball 17 removes the outside of rubber slab 113 after elastic cord 16 is lengthened, the inside of extending groove 20 is intake, cystosepiment 23 drives outside board 21 and outside board 22 and slides to spacing ball 17's outside, outside board 21 and inside board 22 are promoted to both sides by cystosepiment 23 after moving the outside of extending groove 20 and are expanded, spacing ball 17's area has been increased, can bear the rivers impact of bigger area, can be faster inside by rivers impact protection arc board 111 after spacing gasbag 103 rises, can be quick resume position convenience continue work next time.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a high-order flood discharge floodgate in summer flood, includes gate frame (1), sliding connection has flashboard (2) between the inner wall both sides of gate frame (1), push-and-pull rod (3) are installed to the top of flashboard (2), push-and-pull rod (3) are the threaded rod, rotatory handle (4), its characterized in that are installed to the outside one end of gate frame (1) in push-and-pull rod (3): lifting groove (5) have been seted up to one side of flashboard (2), the bottom intercommunication in lifting groove (5) has spacing groove (6), sliding connection has lifter plate (7) between the inner wall both sides of spacing groove (6), flood discharge hole (8) have been seted up to one side of lifter plate (7), wash port (9) with flood discharge hole (8) looks adaptation are seted up to inner wall one side of lifting groove (5), the internally mounted of lifter plate (7) has controlling means (10), protector (11) are installed to one side of gate frame (1).
2. The high-order flood discharge floodgate of flood summer according to claim 1, characterized in that: the control device (10) comprises a heating groove (101), a metal rod (102) is arranged inside the heating groove (101), a limiting air bag (103) matched with the limiting groove (6) is fixedly connected to the bottom of the lifting plate (7), and the metal rod (102) extends to a protective shell (104) fixedly connected to one end inside the limiting air bag (103).
3. The high-order flood discharge floodgate of flood summer according to claim 2, characterized in that: light gathering groove (12) have been seted up to one side of lifter plate (7), light gathering groove (12) and heating groove (101) intercommunication, fixedly connected with condensing lens (13) between the inner wall both sides of light gathering groove (12).
4. The high-order flood discharge floodgate of flood summer according to claim 2, characterized in that: the top fixedly connected with of lifter plate (7) restores to the throne gasbag (14), the one end intercommunication of restoring to the throne gasbag (14) has hose (15), lifter plate (7) is run through and with heating groove (101) intercommunication in the one end that the gasbag (14) that restores to the throne is kept away from in hose (15).
5. The high-order flood discharge floodgate of flood summer according to claim 1, characterized in that: the protection device (11) comprises a protection arc plate (111), the top of the protection arc plate (111) is rotatably connected with a metal plate (112), and one side of the protection arc plate (111) is located below the metal plate (112) and fixedly connected with a rubber plate (113).
6. The high-order flood discharge floodgate of flood summer according to claim 5, characterized in that: the top fixedly connected with elasticity rope (16) of protection arc board (111), the one end and the metal sheet (112) fixed connection of protection arc board (111) are kept away from in elasticity rope (16), spacing ball (17) are evenly installed in the outside of elasticity rope (16).
7. The high-order flood discharge floodgate of flood summer according to claim 6, characterized in that: the top of the rubber plate (113) is provided with a guide hole (18), a guide wheel (19) is installed between two sides of the inner wall of the guide hole (18), and the elastic rope (16) and the limiting ball (17) are both in sliding connection with the guide wheel (19).
8. The high-order flood discharge floodgate of flood summer according to claim 6, characterized in that: extension groove (20) have evenly been seted up in the outside of spacing ball (17), outer panel (21) and interior plate (22) are evenly installed to the inside of extension groove (20), rotate between outer panel (21) and interior plate (22) and be connected, the equal fixedly connected with cystosepiment (23) in one side of outer panel (21) and interior plate (22).
9. The high-order flood discharge floodgate of flood summer according to claim 8, characterized in that: the outer side plate (21) and the inner side plate (22) are connected through metal sheets (24), and balancing weights (25) are fixedly connected to the bottoms of the outer side plate (21) and the inner side plate (22).
CN202110714423.XA 2021-06-26 2021-06-26 High-order flood discharge sluice in summer flood Withdrawn CN113463579A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110714423.XA CN113463579A (en) 2021-06-26 2021-06-26 High-order flood discharge sluice in summer flood

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110714423.XA CN113463579A (en) 2021-06-26 2021-06-26 High-order flood discharge sluice in summer flood

Publications (1)

Publication Number Publication Date
CN113463579A true CN113463579A (en) 2021-10-01

Family

ID=77873186

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110714423.XA Withdrawn CN113463579A (en) 2021-06-26 2021-06-26 High-order flood discharge sluice in summer flood

Country Status (1)

Country Link
CN (1) CN113463579A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114808867A (en) * 2022-05-18 2022-07-29 河南省水利第二工程局 Construction method of gate fixed flow-discharging device
CN115182282A (en) * 2022-07-08 2022-10-14 广西交科集团有限公司 Vehicle passing intelligent supervision system for maintaining bridge health

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109385983A (en) * 2018-11-22 2019-02-26 中国电建集团成都勘测设计研究院有限公司 It is provided with the gravity dam of surface spillways
CN209144760U (en) * 2018-11-13 2019-07-23 渠洪勋 A kind of hydraulic engineering construction water conservancy open-close sluice gate
CN211948291U (en) * 2020-03-02 2020-11-17 西华大学 Automatic flood control gate for dam

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209144760U (en) * 2018-11-13 2019-07-23 渠洪勋 A kind of hydraulic engineering construction water conservancy open-close sluice gate
CN109385983A (en) * 2018-11-22 2019-02-26 中国电建集团成都勘测设计研究院有限公司 It is provided with the gravity dam of surface spillways
CN211948291U (en) * 2020-03-02 2020-11-17 西华大学 Automatic flood control gate for dam

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114808867A (en) * 2022-05-18 2022-07-29 河南省水利第二工程局 Construction method of gate fixed flow-discharging device
CN114808867B (en) * 2022-05-18 2024-01-09 河南省水利第二工程局 Construction method of gate fixed effusion device
CN115182282A (en) * 2022-07-08 2022-10-14 广西交科集团有限公司 Vehicle passing intelligent supervision system for maintaining bridge health
CN115182282B (en) * 2022-07-08 2024-02-09 广西交科集团有限公司 Vehicle passing intelligent supervision system for maintaining bridge health

Similar Documents

Publication Publication Date Title
CN113463579A (en) High-order flood discharge sluice in summer flood
CN211036901U (en) Water conservancy flood prevention quick gate
CN112627707B (en) Curtain wall glass control device capable of automatically closing and shading
CN112962890A (en) Photovoltaic system based on building integrated photovoltaic
CN209620166U (en) A kind of building rainwater recovery device
CN206481770U (en) A kind of new wet curtain
CN113294204A (en) Efficient mixed drainage facility for strip mine
CN107587826A (en) The air intake assembly of refrigeration air-inlet window
CN107605379A (en) The unidirectional air inlet mechanism of refrigeration air-inlet window
KR20090027496A (en) Apparatus for controlling flow of storm overflowchamber in combined sewer system
CN213173603U (en) Over-and-under type water sluicegate for hydraulic engineering
CN216811371U (en) Automatic closing window for raining
CN112695877B (en) Road well lid
CN115682762A (en) Closed cooling tower with anti-freezing structure
CN212849405U (en) Energy-conserving intelligent power distribution box
CN212867066U (en) Flood gate is prevented in flotation tank formula garage
CN207032614U (en) A kind of building power sunroof
CN112822912A (en) Protective structure of inverter mounting frame
CN108049578A (en) The energy saving roof of plantation formula
CN105672212B (en) Electric power free lifting type flood gate
CN213838441U (en) Intelligent waterproof sealing door for underground garage
CN113573518A (en) Outdoor communication equipment placement box capable of preventing moisture short circuit
CN108331491B (en) A kind of new-type forms
CN112746796A (en) Self-adjusting intelligent suspension window
CN209266996U (en) A kind of outdoor ring network case

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20211001