CN215888085U - Emergency drainage device for water conservancy construction - Google Patents
Emergency drainage device for water conservancy construction Download PDFInfo
- Publication number
- CN215888085U CN215888085U CN202120959103.6U CN202120959103U CN215888085U CN 215888085 U CN215888085 U CN 215888085U CN 202120959103 U CN202120959103 U CN 202120959103U CN 215888085 U CN215888085 U CN 215888085U
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- fixedly connected
- ring
- water
- moving
- filter screen
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 238000005086 pumping Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 19
- 238000004140 cleaning Methods 0.000 claims description 14
- 230000010405 clearance mechanism Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 13
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of water conservancy construction, in particular to an emergency drainage device for water conservancy construction. According to the utility model, the water pump is started to enable water flow to drive the propeller to rotate so as to drive the rotating ring to rotate, meanwhile, the push rod rotates around the inclined plane of the moving ring block, so that the moving ring block can reciprocate back and forth under the extrusion of the push rod and the elastic force of the rebound spring, and meanwhile, the fixed rod and the connecting rod are driven to move back and forth, so that the conical filter screen synchronously reciprocates, meanwhile, the two opening plates on the square ring are continuously opened and closed due to the reciprocating motion of the conical filter screen and the elastic force influence of the compression spring, meanwhile, the opening plates are tightly attached to the surface of the filter screen, and the surface of the filter screen is rubbed and cleaned by cutting, so that a water pumping port of the water pump is not easy to block in the water pumping process, and the water pumping efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of water conservancy construction, in particular to an emergency drainage device for water conservancy construction.
Background
Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Also known as water engineering. The water conservancy project is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production.
In the construction, the water conservancy construction needs often to use the water pump to come to shift accumulational rivers, but, at the in-process of extraction rivers, the rubbish in the water of often easily, debris and dust silt block up the water pipe, cause the problem of the inefficiency of drawing water, and at this moment, personnel are difficult to directly clear up, for this reason, current water pipe has the water pipe of design water pumping mouth area filter screen to come silt, debris filter, but, the rubbish in the ponding probably only has silt, the leaf, large tracts of land article such as plastic bag also can appear in rivers, at this moment, thereby the filter screen causes leaf or plastic bag to paste the filter screen because of water pump suction easily and makes the efficiency of drawing water reduce.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problems, the utility model aims to provide an emergency drainage device for water conservancy construction, wherein a water pump is started to enable water flow to drive a propeller to rotate so as to drive a rotating ring to rotate, meanwhile, a push rod rotates around the inclined plane of a moving ring block, so that the moving ring block can reciprocate back and forth under the extrusion and resilience of the push rod, and meanwhile, a fixed rod and a connecting rod are driven to move back and forth, so that a conical filter screen synchronously reciprocates, meanwhile, two opening plates on a square ring are continuously opened and closed due to the reciprocating motion of the conical filter screen and the influence of the elasticity of a compression spring, and meanwhile, the opening plates are tightly attached to the surface of the filter screen to scrape and rub the surface of the filter screen, so that a water pumping port of the water pump is not easy to be blocked in the water pumping process, and the water pumping efficiency is improved.
The purpose of the utility model can be realized by the following technical scheme:
an emergency drainage device for water conservancy construction comprises a shell, a partition is fixedly connected between the centers of two side walls of the shell, a plurality of support legs are fixedly connected to the bottom surface of the shell, a moving mechanism for moving a water pumping port is fixedly connected to one side of the partition, a water pump is arranged on the other side of the partition, a hose is fixedly connected to the water inlet of the water pump and is connected with the moving mechanism, a circular hole is formed in the water inlet of the partition, a water pipe port is formed in the position, corresponding to the circular hole, of the shell, a rotating mechanism for driving the moving mechanism is fixedly connected into the water pipe port, a cleaning mechanism for cleaning the water pumping port is fixedly connected to the outer side wall of one side of the shell, the water pump is started, the water pump drives water flow to pass through the rotating mechanism, the rotating mechanism starts to rotate and drives the moving mechanism to move back and forth, reciprocating motion is carried out, and meanwhile, the position of the water pumping port of the moving mechanism is cleaned by the cleaning mechanism, when water needs to be pumped in hydraulic engineering, the problem of low water pumping efficiency caused by blockage of a water pipe or a filter screen by sundries is solved.
Further, the method comprises the following steps: the moving mechanism comprises a moving ring block, one end of the moving ring block is of an inclined plane structure, one side of the moving ring block is uniformly and fixedly connected with a plurality of rebound springs, one ends of the rebound springs are fixedly connected with one side of a partition plate, two sides of the moving ring block are respectively provided with a fixed plate, the side wall of each fixed plate is provided with a sliding groove, two ends of each fixed plate are respectively and fixedly connected with one side of the partition plate and the inner wall of the shell, two groove blocks are symmetrically and fixedly connected with two sides of the outer ring surface of the moving ring block, a plurality of moving wheels are rotatably connected inside the two groove blocks, the moving ring block is connected with the two sliding grooves through the plurality of moving wheels on two sides, two fixing rods are symmetrically and fixedly connected with the bottom of the moving ring block, one ends of the two fixing rods penetrate through the bottom surface of the shell, sliding grooves are formed in the positions, corresponding to the two fixing rods, one side of the two fixing rods is provided with a pipe connecting ring, connecting pipe ring one side fixedly connected with toper filter screen, the symmetrical fixedly connected with two connecting rods of opposite side, two the connecting rod and two dead lever one-to-one, and two connecting rod one end all with the dead lever fixed connection who corresponds, make the toper filter screen under water can carry out the back-and-forth movement to cooperate with clearance mechanism, make debris can not paste the toper filter screen.
Further, the method comprises the following steps: the diameter of the moving wheel is smaller than the height of the inner side of the sliding groove, so that the moving ring block can move more smoothly.
Further, the method comprises the following steps: the rotating mechanism comprises a rotating ring, a fixing frame is fixedly connected to the center of the inner annular surface of the rotating ring, a screw is fixedly connected to one side of the fixing frame, two clamping rings are symmetrically arranged on two sides of the rotating ring, the outer annular surface of one clamping ring is fixedly connected with a water pipe opening, one side of each clamping ring is slidably clamped to two sides of the rotating ring respectively, a connecting block is fixedly connected to the outer annular surface of the rotating ring, one end of the connecting block is fixedly connected with a push rod, one end of the push rod is in contact with an inclined surface of one end of a movable ring block, and when the water pump pumps water, turbulent water flow can drive the screw to rotate so as to drive the rotating ring to rotate.
Further, the method comprises the following steps: the length of the push rod is equal to the length of the conical filter screen, when the push rod moves along the inclined plane of the movable ring block, the movable ring block can be pushed to move, at the moment, the length of the push rod is just the moving distance of the movable ring block, and the push rod needs to have the length of the conical filter screen, so that the conical filter screen is cleaned by the cleaning mechanism.
Further, the method comprises the following steps: clearance mechanism includes the quad ring, the rectangular channel has all been seted up to two inside walls of quad ring, and the equal embedding that slides in two rectangular channels has the open-close board, and two open-close board symmetrical arrangement, two open-close board one side both ends are the lug structure, two the equal fixedly connected with compression spring in open-close board one side both ends, and four compression spring one end all with adjacent quad ring lateral wall fixed connection, toper filter screen one end joint is between two open-close boards, square ring top surface fixedly connected with U type frame, and U type frame both arms one end all with casing one side lateral wall fixed connection, make two open-close boards of clearance mechanism can the centre gripping carry out the toper filter screen of back-and-forth movement to hug closely the surface of filter screen, squeeze away the debris that will probably block up the filter screen.
Further, the method comprises the following steps: two open-close plate length all is greater than half length of square ring interior rectangular side, and the open-close plate of being convenient for removes.
Further, the method comprises the following steps: two arc breach has all been seted up at open-close plate opposite side center, and the toper filter screen of slip joint between two arc breachs, the solid toper filter screen position of card of being convenient for.
The utility model has the beneficial effects that:
the water pump is started to enable water flow to drive the propeller to rotate, so that the rotating ring is driven to rotate between the two clamping rings, meanwhile, the push rod on the rotating ring makes circular motion around the inclined plane of the moving ring block, the moving ring block can make reciprocating back and forth motion under the extrusion of the push rod and the elastic action of the rear rebound spring, the moving ring block drives the two fixing rods and the connecting rod below the moving ring block to make reciprocating motion, so that the conical filter screen makes reciprocating motion between the two open-close plates, meanwhile, the two open-close plates on the square ring are opened and closed due to the reciprocating motion of the conical filter screen and the elastic influence of the compression spring connected with the square ring, the open-close plates are tightly attached to the surface of the filter screen in the process, the surface of the filter screen is scraped and cleaned, so that a water pumping port of the water pump is not easy to be blocked in the water pumping process, and the water pumping efficiency is improved.
Drawings
The utility model will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the bottom structure of the housing of the present invention;
FIG. 3 is a schematic view of the moving mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the rotating mechanism of the present invention;
FIG. 5 is a schematic view of the inner structure of the rotating ring according to the present invention;
FIG. 6 is a schematic view of the cleaning mechanism of the present invention.
In the figure: 100. a housing; 101. a water pipe opening; 102. a sliding groove; 110. a support leg; 120. a partition plate; 200. a water pump; 300. a moving mechanism; 310. moving the ring block; 311. a rebound spring; 320. grooving blocks; 321. a moving wheel; 330. a fixing plate; 331. a chute; 340. fixing the rod; 350. a pipe connecting ring; 351. a conical filter screen; 352. a connecting rod; 400. a rotating mechanism; 410. a rotating ring; 411. a fixed mount; 420. a snap ring; 430. a propeller; 440. connecting blocks; 441. a push rod; 500. a cleaning mechanism; 510. a square ring; 511. a rectangular groove; 520. opening and closing the board; 521. an arc-shaped notch; 522. a compression spring; 530. a U-shaped frame; 600. a hose.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
Referring to fig. 1-6, an emergency drainage device for water conservancy construction includes a housing 100, a partition 120 fixedly connected between the centers of two sidewalls of the housing 100, a plurality of support legs 110 fixedly connected to the bottom of the housing 100, a moving mechanism 300 fixedly connected to one side of the partition 120 for moving a water pumping port, a water pump 200 disposed at the other side of the partition, a hose 600 fixedly connected to a water inlet of the water pump 200 and connected to the moving mechanism 300, a circular hole formed at a water inlet of the water pump 200 through the partition 120, a water nozzle 101 formed at a position of the housing 100 corresponding to the circular hole, a rotation mechanism 400 fixedly connected to the water nozzle 101 for driving the moving mechanism 300, a cleaning mechanism 500 fixedly connected to an outer sidewall of one side of the housing 100 for cleaning the water pumping port, the water pump 200 being turned on, the water pump 200 driving water to flow through the rotation mechanism 400, the rotation mechanism 400 starting rotation, and drive moving mechanism 300 and begin the back-and-forth movement, carry out reciprocating motion, simultaneously, moving mechanism 300 draws water mouthful position and is cleared up by clearance mechanism 500, when needing to draw water among the hydraulic engineering, can not cause the problem that the efficiency is low of drawing water because of debris jam water pipe or filter screen.
The moving mechanism 300 comprises a moving ring block 310, one end of the moving ring block 310 is an inclined plane structure, one side of the moving ring block 310 is uniformly and fixedly connected with a plurality of rebound springs 311, one end of each rebound spring 311 is fixedly connected with one side of the partition plate 120, two sides of the moving ring block 310 are respectively provided with a fixing plate 330, the side wall of each fixing plate 330 is provided with a sliding chute 331, two ends of each fixing plate 330 are respectively and fixedly connected with one side of the partition plate 120 and the inner wall of the casing 100, two sides of the outer annular surface of the moving ring block 310 are symmetrically and fixedly connected with two slotted blocks 320, a plurality of moving wheels 321 are rotatably connected inside the two slotted blocks 320, the moving ring block 310 is connected with the two sliding chutes 331 through the plurality of moving wheels 321 on two sides, the bottom of the moving ring block 310 is symmetrically and fixedly connected with two fixing rods 340, one end of each fixing rod 340 penetrates through the bottom surface of the casing 100, and the bottom surface of the casing 100 is provided with sliding chutes 102 at the corresponding positions of the two fixing rods 340, a pipe connecting ring 350 is arranged on one side of each fixing rod 340, a conical filter screen 351 is fixedly connected to one side of the pipe connecting ring 350, two connecting rods 352 are symmetrically and fixedly connected to the other side of the pipe connecting ring 350, the two connecting rods 352 are in one-to-one correspondence with the two fixing rods 340, and one ends of the two connecting rods 352 are fixedly connected with the corresponding fixing rods 340, so that the underwater conical filter screen 351 can move back and forth, and is matched with the cleaning mechanism 500, and sundries can not stick to the conical filter screen 351; the diameter of the moving wheel 321 is smaller than the height of the inner side of the sliding groove 331, so that the moving ring block 310 moves more smoothly; the rotating mechanism 400 comprises a rotating ring 410, a fixed frame 411 is fixedly connected to the center of the inner annular surface of the rotating ring 410, a propeller 430 is fixedly connected to one side of the fixed frame 411, two clamping rings 420 are symmetrically arranged on two sides of the rotating ring 410, the outer annular surface of one clamping ring 420 is fixedly connected with the water pipe opening 101, one sides of the two clamping rings 420 are respectively clamped with two sides of the rotating ring 410 in a sliding manner, a connecting block 440 is fixedly connected to the outer annular surface of the rotating ring 410, a push rod 441 is fixedly connected to one end of the connecting block 440, and one end of the push rod 441 is in contact with the inclined surface at one end of the movable ring block 310, so that when the water pump 200 pumps water, turbulent water flow can drive the propeller 430 to rotate, thereby driving the rotating ring 410 to rotate; the length of the push rod 441 is equal to the length of the conical filter screen 351, when the push rod 441 moves along the inclined surface of the movable ring block 310, the movable ring block 310 can be pushed to move, at this time, the length of the push rod 441 is equal to the moving distance of the movable ring block 310, and the push rod 441 needs to have the length of the conical filter screen 351 so that the conical filter screen 351 can be cleaned by the cleaning mechanism 500.
The cleaning mechanism 500 comprises square rings 510, rectangular grooves 511 are formed in two inner side walls of each square ring 510, opening plates 520 are embedded in the two rectangular grooves 511 in a sliding mode, the two opening plates 520 are symmetrically arranged, two ends of one side of each opening plate 520 are of a lug structure, two ends of one side of each opening plate 520 are fixedly connected with compression springs 522, one ends of the four compression springs 522 are fixedly connected with the side wall of the adjacent square ring 510, one end of each conical filter screen 351 is clamped between the two opening plates 520, a U-shaped frame 530 is fixedly connected to the top surface of each square ring 510, one end of each arm of each U-shaped frame 530 is fixedly connected with the outer side wall of one side of the shell 100, so that the two opening plates 520 of the cleaning mechanism 500 can clamp the conical filter screen 351 which moves back and forth, the two opening plates are tightly attached to the surface of the filter screen, and sundries which may block the filter screen are squeezed away; the length of the two opening plates 520 is greater than half of the length of the inner long side of the square ring 510, so that the opening plates 520 can move conveniently; arc breach 521 has all been seted up at two open-close plate 520 opposite side centers, and slides the joint toper filter screen 351 between two arc breachs 521, is convenient for block solid toper filter screen 351 position.
The working principle is as follows: when the water pump is used, one end of the hose 600 is connected with a water inlet of the water pump 200, the other end of the hose 600 penetrates through a circular hole on the partition plate 120 to be connected with an adjacent clamping ring 420, one end of the hose 600 is connected with another clamping ring 600, the other end of the hose 600 is fixedly connected with the pipe connecting ring 350, at the moment, the two clamping rings 420 and the rotating ring 410 are in a mutually rotatable and sealed state, so that the rotating ring 410 cannot leak water and can rotate, the water pump 200 is started, turbulent water flow is sucked into the hose 600 from the conical filter screen 351, at the moment, the rapid water flow flows through the propeller 430, so that the propeller 430 rotates, the fixing frame 411 fixedly connected with the propeller 430 is driven to rotate, the fixing frame 411 drives the rotating ring 410 to rotate between the two clamping rings 420, the rotating ring 410 rotates to drive the push rod 441 to move on the inclined surface of the movable ring block 310, when the push rod 441 moves to the top end of the inclined surface of the movable ring block 310, the movable ring block 310 is pushed by the push rod 441, the plurality of movable wheels 321 on the movable ring block 310 slide along the sliding grooves 331 towards the partition 120, so that the two fixed rods 340 at the bottom end of the movable ring block 310 move towards the partition 120, at this time, the two fixed rods 340 slide inside the two sliding grooves 102, and at the same time, the two fixed rods 340 carry the two connected connecting rods 352 to move towards the partition 120, so that the tip of the conical filter screen 351 moves between the two open-close plates 520, at this time, the two open-close plates 520 move towards opposite directions under the elastic stretching action of the connected compression springs 522, so as to clamp the tip of the conical filter screen 351;
when the push rod 441 moves to the bottom end of the inclined plane of the movable ring block 310, the movable ring block 310 moves towards the direction of the clamping ring 420 under the action of the rebound spring 311, so that the two fixing rods 340 at the bottom end of the movable ring block 310 move towards the direction of the clamping ring 420 in the sliding groove 102, the two connecting rods 352 push the conical filter screen 351, the tip of the conical filter screen 351 pushes the two opening and closing plates 520 open until the thick end of the conical filter screen 351 is clamped between the two opening and closing plates 520, and in the process, the two opening and closing plates 520 cling to the surface of the conical filter screen 351 to cut and rub the surface of the filter screen.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the utility model to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the utility model as defined in the following claims.
Claims (6)
1. An emergency drainage device for water conservancy construction comprises a shell (100) and is characterized in that, a clapboard (120) is fixedly connected between the centers of two side walls of the shell (100), a plurality of support legs (110) are fixedly connected with the bottom surface of the shell (100), one side of the clapboard (120) is fixedly connected with a moving mechanism (300) for moving the water pumping port, the other side is provided with a water pump (200), a water inlet of the water pump (200) is fixedly connected with a hose (600), the hose (600) is connected with the moving mechanism (300), the baffle plate (120) is positioned at the water inlet of the water pump (200) and is provided with a circular hole, and the shell (100) is provided with a water pipe opening (101) at the corresponding position of the circular hole, and a rotating mechanism (400) for driving the moving mechanism (300) is fixedly connected in the water pipe opening (101), the outer side wall of one side of the shell (100) is fixedly connected with a cleaning mechanism (500) for cleaning a water pumping port;
the moving mechanism (300) comprises a moving ring block (310), one end of the moving ring block (310) is of an inclined plane structure, one side of the moving ring block (310) is uniformly and fixedly connected with a plurality of rebound springs (311), one ends of the rebound springs (311) are fixedly connected with one side of a partition plate (120), two sides of the moving ring block (310) are respectively provided with a fixing plate (330), the side wall of each fixing plate (330) is provided with a sliding groove (331), two ends of each fixing plate (330) are respectively and fixedly connected with one side of the partition plate (120) and the inner wall of a shell (100), two sides of the outer ring surface of the moving ring block (310) are symmetrically and fixedly connected with two slotted blocks (320), the insides of the two slotted blocks (320) are respectively and rotatably connected with a plurality of moving wheels (321), the moving ring block (310) is connected with the two sliding grooves (331) through the plurality of moving wheels (321) at two sides, and two fixing rods (340) are symmetrically and fixedly connected with the bottom of the moving ring block (310), one end of each of the two fixing rods (340) penetrates through the bottom surface of the shell (100), sliding grooves (102) are formed in the positions, corresponding to the two fixing rods (340), of the bottom surface of the shell (100), a pipe connecting ring (350) is arranged on one side of each of the two fixing rods (340), a conical filter screen (351) is fixedly connected to one side of the pipe connecting ring (350), two connecting rods (352) are symmetrically and fixedly connected to the other side of the pipe connecting ring (350), the two connecting rods (352) correspond to the two fixing rods (340) one by one, and one end of each of the two connecting rods (352) is fixedly connected with the corresponding fixing rod (340);
clearance mechanism (500) are including quad ring (510), rectangular channel (511) have all been seted up to two inside walls of quad ring (510), and equal slip embedding has open-close plate (520) in two rectangular channel (511), and two open-close plate (520) symmetrical arrangement, two open-close plate (520) one side both ends are the lug structure, two open-close plate (520) one side both ends equal fixedly connected with compression spring (522), and four compression spring (522) one end all with adjacent quad ring (510) lateral wall fixed connection, toper filter screen (351) one end joint is between two open-close plate (520), quad ring (510) top surface fixedly connected with U type frame (530), and U type frame (530) both arms one end all with casing (100) one side lateral wall fixed connection.
2. The emergency drainage device for water conservancy construction according to claim 1, wherein the diameter of the moving wheel (321) is smaller than the height of the inner side of the chute (331).
3. The emergency drainage device for water conservancy construction according to claim 1, wherein the rotating mechanism (400) comprises a rotating ring (410), a fixed frame (411) is fixedly connected to the center of the inner annular surface of the rotating ring (410), a propeller (430) is fixedly connected to one side of the fixed frame (411), two clamping rings (420) are symmetrically arranged on two sides of the rotating ring (410), the outer annular surface of one clamping ring (420) is fixedly connected with the water pipe opening (101), one sides of the two clamping rings (420) are slidably clamped to two sides of the rotating ring (410), a connecting block (440) is fixedly connected to the outer annular surface of the rotating ring (410), one end of the connecting block (440) is fixedly connected with a push rod (441), and one end of the push rod (441) is in contact with an inclined surface of one end of the movable ring block (310).
4. The emergency drainage device for water conservancy construction according to claim 3, wherein the length of the push rod (441) is equal to that of the conical filter screen (351).
5. The emergency drainage device for water conservancy construction according to claim 1, wherein the length of each of the two opening plates (520) is greater than half of the length of the inner long side of the square ring (510).
6. The emergency drainage device for water conservancy construction according to claim 1, wherein arc-shaped notches (521) are formed in centers of the other sides of the two opening plates (520), and the conical filter screen (351) is slidably clamped between the two arc-shaped notches (521).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120959103.6U CN215888085U (en) | 2021-05-07 | 2021-05-07 | Emergency drainage device for water conservancy construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120959103.6U CN215888085U (en) | 2021-05-07 | 2021-05-07 | Emergency drainage device for water conservancy construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215888085U true CN215888085U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120959103.6U Expired - Fee Related CN215888085U (en) | 2021-05-07 | 2021-05-07 | Emergency drainage device for water conservancy construction |
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| Country | Link |
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| CN (1) | CN215888085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114790718A (en) * | 2022-06-01 | 2022-07-26 | 中交第二航务工程局有限公司 | Water pumping device for blocking, sand-consolidating and reinforcing sea wall by stone-buried concrete and construction process |
-
2021
- 2021-05-07 CN CN202120959103.6U patent/CN215888085U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114790718A (en) * | 2022-06-01 | 2022-07-26 | 中交第二航务工程局有限公司 | Water pumping device for blocking, sand-consolidating and reinforcing sea wall by stone-buried concrete and construction process |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220222 |