CN112030900B - Gate device for water conservancy - Google Patents
Gate device for water conservancy Download PDFInfo
- Publication number
- CN112030900B CN112030900B CN202010869474.5A CN202010869474A CN112030900B CN 112030900 B CN112030900 B CN 112030900B CN 202010869474 A CN202010869474 A CN 202010869474A CN 112030900 B CN112030900 B CN 112030900B
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- Prior art keywords
- gate
- rotating shaft
- column
- support frame
- motor
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000007790 scraping Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000004576 sand Substances 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/34—Flash- boards for vertical-lift gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
Abstract
The invention relates to a gate device, in particular to a gate device for water conservancy. The invention provides a water conservancy gate device which is simple and easy to operate, can accurately sense the water level upward moving height, timely sends out early warning and realizes convenient opening and closing of a gate. A gate assembly for water conservancy comprising: the main frame is provided with a support frame; the motor is arranged on the left side of the support frame; the middle of the baffle mechanism on the supporting frame is provided with a baffle mechanism capable of controlling a water flow switch, and the baffle mechanism is connected with a motor. According to the invention, the floating buoy in the early warning mechanism floats upwards under the action of the buoyancy of the water surface, so that the rack touches the warning touch switch, and the warning horn rings to send out a warning; the scraper blade rotates on the fourth rotating shaft to scrape sand on the attached sundries on the gate, so that the attached sundries such as silt, shells, aquatic plants and the like on the gate can be removed, the gate can be prevented from rusting in a large amount, and the service life of the gate can be prolonged.
Description
Technical Field
The invention relates to a gate device, in particular to a gate device for water conservancy.
Background
The gate is one of hydraulic engineering building, also is important some of hydraulic large-scale engineering such as dam, power station, and its main function is the inlet outlet that opens and shuts the gate in good time in order to control the dam, reaches artificial control rivers, for the effect of human good fortune, however traditional gate needs the artificial manual carousel of rotating, opens and shuts under the linkage of gear, and the difficult inefficiency of this kind of mode of opening and shutting the gate, and can not in time accurately perceive the height that the water level shifts up, exists flood disaster safety hidden danger.
In order to make the gate opening and closing device simple and easy, accurately sense the water level upward moving height, timely send out early warning and realize the effect of automatically opening and closing the gate, the gate device for water conservancy needs to be designed.
Disclosure of Invention
The invention provides a water conservancy gate device which is simple and easy to operate, can accurately sense the water level upward moving height, timely sends out early warning and is convenient to open and close the gate, in order to overcome the defects that the traditional gate opening and closing mode is labor-consuming and inefficient, the upward moving height of the water level cannot be timely and accurately sensed, and potential safety hazards of flood disasters exist.
A gate device for water conservancy comprises a main frame, wherein a support frame is arranged on the main frame; the motor is arranged on the left side of the support frame; the middle of the baffle mechanism on the supporting frame is provided with a baffle mechanism capable of controlling a water flow switch, and the baffle mechanism is connected with a motor.
Further, the shutter mechanism includes: the front side and the rear side of the support frame close to the motor are respectively provided with a first column sleeve; the first rotating shaft is rotatably arranged between the first column sleeves; the middle of the first rotating shaft is provided with a first gear; the gate is arranged on the support frame positioned between the motor and the first gear, and the first gear is meshed with the side wall of the gate; the output shaft of the motor and the front side of the first rotating shaft are in transmission connection with the first belt device.
Further, still including early warning mechanism, be equipped with the early warning mechanism that can forecast when reaching the alert bit line to the water level on the position that lies in the motor below on the body frame, early warning mechanism includes: the upper part of the front wall of the main frame is provided with a fixed seat; the front side of the fixed seat is rotatably provided with a second rotating shaft; a second spur gear is arranged in the middle of the second rotating shaft; the rack is arranged on the inner wall of the rear side of the fixed seat in a sliding manner and is meshed with the second straight gear; a third rotating shaft is arranged outside the second straight gear; the third rotating shaft is rotatably provided with a floating cylinder which can float on the water surface; the alarm touch switch is arranged on one side, close to the rack, of the main frame; alarm loudspeaker, the one side that is close to warning touch switch on the body frame is equipped with alarm loudspeaker, alarm loudspeaker and warning touch switch electric connection.
Further, still including chucking mechanism, body frame and support frame right side are equipped with the chucking mechanism that can fix the gate, and chucking mechanism includes: the guide plate is arranged on one side of the bottom of the main frame, which is far away from the rack; one side of the main frame close to the guide plate is provided with a second column sleeve; the L-shaped column is connected in the second column sleeve in a sliding manner; the guide plate is connected with a sliding column sleeve in a sliding mode, and the sliding column sleeve is connected with the L-shaped column; the wedge block is arranged on one side, close to the gate, of the support frame in a sliding mode; the second spring which plays a role in resetting is connected between the wedge-shaped block and the top of the support frame; the third column sleeve is uniformly arranged on one side, close to the gate, of the support frame; the front side and the rear side of the left end of the Y-shaped column are respectively contacted with the front side and the rear side of the gate; the two ends of the right side of the Y-shaped column, which are close to each other, are symmetrically provided with the trapezoidal blocks, and the trapezoidal blocks are positioned on the left side of the wedge-shaped block; the first spring is connected between the first spring, the Y-shaped column and the third column sleeve.
Further, still including the mechanism of scraping sand, the centre is equipped with the mechanism of scraping sand that can clear away rubbish on the gate on the body frame, and the mechanism of scraping sand includes: the main frames positioned at the two sides of the gate are respectively provided with four fourth column sleeves; the fourth rotating shafts are rotatably connected between the fourth column sleeves on the left horizontal line and the right horizontal line; the torsion springs are wound on the left side and the right side of the fourth rotating shaft; the scraper blade, fourth pivot outer wall inboard all are equipped with the scraper blade, scraper blade and gate contact.
The beneficial effects are that: 1. according to the invention, the floating buoy in the early warning mechanism floats upwards under the action of the buoyancy of the water surface, so that the rack touches the warning touch switch, the warning horn rings to send out a warning, the timely early warning effect before flood and waterlogging occurs is achieved, and precious preparation time is won for flood fighting workers.
2. Through setting up chucking mechanism, after the gate rises and drains, motor and chucking mechanism can carry out dual fixed to the gate after rising, prevent to lead to the gate to descend when not needing to descend because of the trouble of motor and block rivers, and after downstream water level rises to the warning height, when L type post top touched the wedge right side, the wedge removed left, thereby the ladder type piece is crowded to be opened, the Y type post of both sides slides along third post cover to the direction of keeping away from the gate around, original first spring that is in compression state is further compressed, the gate is relieved fixedly, can make things convenient for artifical quick closing gate.
3. The scraper blade rotates on the fourth rotating shaft to scrape sand on the attached sundries on the gate, so that the attached sundries such as silt, shells, aquatic plants and the like on the gate can be removed, the gate can be prevented from rusting in a large amount, and the service life of the gate can be prolonged.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the main frame, the support frame, the motor and the baffle mechanism of the invention.
Fig. 3 is a schematic perspective view of the main frame and the early warning mechanism of the invention.
Fig. 4 is a schematic perspective view of the present invention with the motor and a portion of the baffle mechanism removed.
Fig. 5 is an enlarged perspective view of the portion a in fig. 4 according to the present invention.
Fig. 6 is a schematic perspective view of the main frame and the sand scraping mechanism of the invention.
In the reference symbols: a main frame, a 2.. a support frame, a 3.. a motor, a 4.. a baffle mechanism, a 41.. a first column sleeve, a 42.. a first rotating shaft, a 43.. a first gear, a 44.. a gate, a 45.. a first belt device, a 5.. an early warning mechanism, a 51.. a fixed seat, a 52.. a second rotating shaft, a 53.. a second straight gear, a 54.. a rack, a 55.. a third rotating shaft, a 56.. a floating buoy, a 57.. an alarm touch switch, a 58.. an alarm horn, a 6.. a clamping mechanism, a 61.. a second column sleeve, a 62.. a guide plate, a 63.. a sliding column sleeve, a 64.. an L-type column, a 65.. a third column sleeve, a 66.. a Y-type column, a spring 67, a first ladder 68.. a first spring, a second spring, a, 71... fourth stud sleeve, 72.. fourth pivot, 73.. torsion spring, 74.. squeegee.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
The utility model provides a gate device for water conservancy, as shown in figure 1, including body frame 1, support frame 2, motor 3 and baffle mechanism 4, is equipped with support frame 2 on the body frame 1, and motor 3 is installed on the left side on support frame 2, and the centre is equipped with baffle mechanism 4 on support frame 2.
When needs flood discharge, irrigate peripheral farmland, hydraulic work responsible personnel starter motor 3, motor 3's output shaft drives 4 upward movements of baffle mechanism, when removing suitable height, closes motor 3, and the retaining flows into peripheral farmland through 1 bottom of body frame, and when the water level reached the take the altitude, the reversal of artificial control motor made 4 downstream of baffle mechanism to block rivers.
Example 2
On the basis of embodiment 1, as shown in fig. 2, the baffle mechanism 4 includes a first column sleeve 41, a first rotating shaft 42, a first gear 43, a gate 44 and a first belt device 45, the first column sleeve 41 is symmetrically arranged at the front and back of the top of the supporting frame 2, the first rotating shaft 42 is rotatably arranged between the first column sleeves 41, the first gear 43 is arranged in the middle of the first rotating shaft 42, the gate 44 is arranged on the supporting frame 2 between the motor 3 and the first gear 43, the first gear 43 is engaged with the side wall of the gate 44, the first gear 43 is engaged with the gate 44, and the first belt device 45 is drivingly connected to the front side of the output shaft of the motor 3 and the first rotating shaft 42.
The output shaft of motor 3 drives the transmission of first belt means 45 to drive first pivot 42 and rotate, first pivot 42 drives first gear 43 and rotates, thereby gate 44 rebound, when removing suitable height, close motor 3, gate 44 is fixed this moment, gate 44 is opened, rivers pass through from body frame 1 bottom, when the surface of water reaches a take the altitude, the reversal of artificial control motor 3, thereby gate 44 downshifting, block the flow of rivers.
Example 3
On the basis of the embodiment 2, as shown in fig. 3-6, the device further comprises an early warning mechanism 5, the early warning mechanism 5 is arranged on the front side of the upper part of the main frame 1, the early warning mechanism 5 comprises a fixed seat 51, a second rotating shaft 52, a second spur gear 53 and a rack 54, third pivot 55, float the section of thick bamboo 56, warning touch switch 57 and alarm loudspeaker 58, 1 antetheca upper portion of body frame is equipped with fixing base 51, fixing base 51 front side rotation type is equipped with second pivot 52, be equipped with second straight-tooth gear 53 in the middle of the second pivot 52, fixing base 51 rear side inner wall slidingtype is equipped with rack 54, rack 54 and the meshing of second straight-tooth gear 53, the second straight-tooth gear 53 outside is equipped with third pivot 55, the rotation type is equipped with floats the section of thick bamboo 56 on the third pivot 55, the left side is equipped with warning touch switch 57 on the body frame 1, warning touch switch 57 right side is equipped with alarm loudspeaker 58, alarm loudspeaker 58 and alarm touch switch 57 electric connection.
When the water level rises to a certain height, the floating buoy 56 floats upwards under the action of the buoyancy of the water surface, the third rotating shaft 55 rotates upwards to drive the second straight gear 53 to rotate around the second rotating shaft 52, so that the rack 54 moves downwards, when the water level rises to enable the rack 54 to touch the alarm touch switch 57, the alarm touch switch 57 is opened, the alarm horn 58 sounds to give an alarm to remind a worker to close the gate 44 in time, and flood disasters caused by overhigh water level are avoided.
The clamping mechanism 6 is arranged on the right sides of the main frame 1 and the support frame 2, the clamping mechanism 6 comprises a second column sleeve 61, a sliding column sleeve 63, an L-shaped column 64, a third column sleeve 65, a Y-shaped column 66, a first spring 67, a ladder-shaped block 68, a wedge-shaped block 69 and a second spring 610, a guide plate 62 is arranged on the right side of the bottom of the main frame 1, the second column sleeve 61 is arranged on the upper portion of the right wall of the main frame 1 and the right side of the support frame 2, the L-shaped column 64 is connected between the second column sleeves 61 in a sliding manner, the sliding column sleeve 63 is connected on the guide plate 62 in a sliding manner, the sliding column sleeve 63 is connected with the L-shaped column 64, the wedge-shaped block 69 is arranged on the right side of the support frame 2 in a sliding manner, the second spring 610 is connected between the wedge-shaped block 69 and the top of the support frame 2, the third column sleeves 65 are arranged on the front and back sides of the upper right portion of the support frame 2, the Y-shaped column 66 is connected in a sliding manner, the third column sleeve 65, the front and back sides of the left end of the Y-shaped column 66 are respectively contacted with the front and back sides of the gate 44, ladder-shaped blocks 68 are symmetrically arranged at two ends, close to the right side of the Y-shaped column 66, the ladder-shaped blocks 68 are located on the left side of the wedge-shaped block 69, and a first spring 67 is connected between the Y-shaped column 66 and the third column sleeve 65.
After the motor 3 is started, the gate 44 moves upwards, when the motor 3 is closed after rising to a certain height, the gate 44 is blocked by the Y-shaped column 66, the Y-shaped column 66 plays a role in double fixing the gate 44, so that the gate 44 automatically falls due to the gravity when the motor 3 fails, when the water surface floats upwards to the warning height, the third rotating shaft 55 is lifted to the same height by the water surface, when the right side of the third rotating shaft 55 touches the lower part of the L-shaped column 64, the sliding column sleeve 63 slides upwards along the guide plate 62, the L-shaped column 64 slides upwards along the second column sleeve 61 as a whole, when the top of the L-shaped column 64 touches the right side of the wedge block 69, the second spring 610 is compressed, the wedge block 69 moves leftwards, the ladder-shaped blocks 68 are squeezed open and move towards the front and back sides respectively, so as to drive the Y-shaped columns 66 at the front and back sides to slide along the third column sleeve 65 respectively in the direction away from the gate 44, and the first spring 67 which is originally in the compressed state is further compressed, the gate 44 is released from the fixing, at this time, the motor 3 can be manually controlled to rotate reversely, so that the gate 44 moves downwards and falls to the bottom of the main frame 1, at this time, the gate 44 is automatically closed, and the water source is cut off.
Still including scraping husky mechanism 7, the centre is equipped with scrapes husky mechanism 7 on the body frame 1, scrapes husky mechanism 7 including fourth post cover 71, fourth pivot 72, torsion spring 73 and scraper blade 74, the centre symmetry is equipped with four fourth post covers 71 on the body frame 1, the equal rotary type is connected with fourth pivot 72 between the fourth post cover 71 of front and back both sides, the fourth pivot 72 left and right sides all around torsion spring 73, fourth pivot 72 outer wall inboard all is equipped with scraper blade 74, scraper blade 74 and gate 44 contact.
The gate 44 of long-term switching work is stained with some attached debris such as silt, shell, pasture and water easily, in order to avoid gate 44 to rust a large amount of to the life of extension gate 44, when gate 44 reciprocates the in-process through the middle of the main frame 1 top, scraper blade 74 rotates on fourth pivot 72, thereby adheres to debris on the gate 44 and scrapes the sand and handle, and scraper blade 74 can not remove under torsion spring 73's effect and move about, scrapes sand cleaner, thoroughly.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (2)
1. A gate device for water conservancy, comprising:
the main frame (1), a support frame (2) is arranged on the main frame (1);
the motor (3) is arranged on the left side of the support frame (2);
the middle of the support frame (2) is provided with a baffle mechanism (4) capable of controlling a water flow switch, and the baffle mechanism (4) is connected with the motor (3);
the shutter mechanism (4) includes:
the front side and the rear side of the support frame (2) close to the motor (3) are respectively provided with a first column sleeve (41);
a first rotating shaft (42) is rotatably arranged between the first column sleeves (41);
the middle of the first rotating shaft (42) is provided with a first gear (43);
the gate (44) is arranged on the support frame (2) between the motor (3) and the first gear (43), and the first gear (43) is meshed with the side wall of the gate (44);
the output shaft of the motor (3) and the front side of the first rotating shaft (42) are in transmission connection with the first belt device (45);
still including early warning mechanism (5), be equipped with early warning mechanism (5) that can forecast when reaching the alarm line to the water level on body frame (1) the position that lies in motor (3) below, early warning mechanism (5) include:
the upper part of the front wall of the main frame (1) is provided with a fixed seat (51);
a second rotating shaft (52), wherein the front side of the fixed seat (51) is rotatably provided with the second rotating shaft (52);
a second spur gear (53), wherein the middle of the second rotating shaft (52) is provided with the second spur gear (53);
the rack (54) is arranged on the inner wall of the rear side of the fixed seat (51) in a sliding mode, and the rack (54) is meshed with the second straight gear (53);
a third rotating shaft (55), wherein the outer side of the second straight gear (53) is provided with the third rotating shaft (55);
the third rotating shaft (55) is rotatably provided with a floating buoy (56) capable of floating on the water surface;
the alarm touch control switch (57) is arranged on one side, close to the rack (54), of the main frame (1);
the alarm loudspeaker (58) is arranged on one side, close to the alarm touch switch (57), of the main frame (1), and the alarm loudspeaker (58) is electrically connected with the alarm touch switch (57);
still including chucking mechanism (6), body frame (1) and support frame (2) right side are equipped with chucking mechanism (6) that can fix gate (44), and chucking mechanism (6) include:
the guide plate (62) is arranged on one side of the bottom of the main frame (1) far away from the rack (54);
a second column sleeve (61), wherein the second column sleeve (61) is arranged on one side of the main frame (1) close to the guide plate (62);
the L-shaped column (64) is connected with the second column sleeve (61) in a sliding manner;
the guide plate (62) is connected with a sliding column sleeve (63) in a sliding mode, and the sliding column sleeve (63) is connected with the L-shaped column (64);
the wedge block (69), the side close to the gate (44) on the supporting frame (2) is provided with the wedge block (69) in a sliding way;
a second spring (610) which plays a role in resetting is connected between the wedge block (69) and the top of the support frame (2);
the third column sleeve (65) is uniformly arranged on one side, close to the gate (44), of the support frame (2);
the Y-shaped column (66) is connected with the third column sleeve (65) in an inward sliding manner, and the front side and the rear side of the left end of the Y-shaped column (66) are respectively contacted with the front side and the rear side of the gate (44);
the two ends, close to the right side of the Y-shaped column (66), of each ladder-shaped block (68) are symmetrically provided with the ladder-shaped blocks (68), and the ladder-shaped blocks (68) are located on the left side of the wedge-shaped block (69);
the first spring (67) is connected between the first spring (67), the Y-shaped column (66) and the third column sleeve (65).
2. A gate structure for water conservancy as claimed in claim 1, further comprising a sand-scraping mechanism (7), wherein the main frame (1) is provided with the sand-scraping mechanism (7) at the center thereof for removing the garbage on the gate (44), and the sand-scraping mechanism (7) comprises:
the main frame (1) positioned at two sides of the gate (44) is provided with four fourth column sleeves (71);
the fourth rotating shafts (72) are rotatably connected between the fourth column sleeves (71) on the left horizontal line and the right horizontal line;
the torsion springs (73) are wound on the left side and the right side of the fourth rotating shaft (72);
the inner sides of the outer walls of the scraper blades (74) and the fourth rotating shaft (72) are respectively provided with the scraper blades (74), and the scraper blades (74) are in contact with the gate (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869474.5A CN112030900B (en) | 2020-08-26 | 2020-08-26 | Gate device for water conservancy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869474.5A CN112030900B (en) | 2020-08-26 | 2020-08-26 | Gate device for water conservancy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112030900A CN112030900A (en) | 2020-12-04 |
| CN112030900B true CN112030900B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010869474.5A Active CN112030900B (en) | 2020-08-26 | 2020-08-26 | Gate device for water conservancy |
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| CN (1) | CN112030900B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112843293B (en) * | 2021-01-28 | 2023-08-01 | 南京市同亮科技有限公司 | Medical treatment batch cutter disinfection equipment |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000580Y (en) * | 2006-10-17 | 2008-01-02 | 陕西科技大学 | Float type automatic controller for liquid level |
| CN205109641U (en) * | 2015-11-18 | 2016-03-30 | 林素珠 | High -viscosity adhesive reation kettle with alarm device is instructed to liquid level |
| CN106223262B (en) * | 2016-07-23 | 2018-05-29 | 中交四航局港湾工程设计院有限公司 | Generation breakwater |
| CN108867594A (en) * | 2018-05-01 | 2018-11-23 | 安徽中疆环境科技有限公司 | A kind of Multifunctional river channel early warning dam |
| CN208219571U (en) * | 2018-05-14 | 2018-12-11 | 北方民族大学 | A kind of floodgate |
| CN108411861A (en) * | 2018-05-14 | 2018-08-17 | 北方民族大学 | A kind of floodgate |
| CN109442084A (en) * | 2018-11-28 | 2019-03-08 | 江苏沃慧德智能流体科技有限公司 | A kind of screw thread type copper ball-cock assembly |
| CN210177468U (en) * | 2019-03-28 | 2020-03-24 | 马力 | Waterproof drainage device of hydraulic engineering construction |
| CN210529641U (en) * | 2019-08-28 | 2020-05-15 | 宜昌金利水利水电工程有限公司 | River course gate for hydraulic engineering with safeguard function |
| CN110700199A (en) * | 2019-10-10 | 2020-01-17 | 江苏扬州富达液压机械集团有限公司 | Novel lifting machine for gate |
| CN110805003B (en) * | 2019-11-14 | 2021-04-13 | 石嘴山市林水园林水电工程有限公司 | Water sluicegate convenient to ditch rubbish clearance |
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| CN112030900A (en) | 2020-12-04 |
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