CN115450260B - Pump drainage unit steel cover plate assembly of flood control and drainage pump station and hoisting method - Google Patents
Pump drainage unit steel cover plate assembly of flood control and drainage pump station and hoisting method Download PDFInfo
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- CN115450260B CN115450260B CN202211302337.9A CN202211302337A CN115450260B CN 115450260 B CN115450260 B CN 115450260B CN 202211302337 A CN202211302337 A CN 202211302337A CN 115450260 B CN115450260 B CN 115450260B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 23
- 239000010959 steel Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 49
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000006698 induction Effects 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 20
- 238000010168 coupling process Methods 0.000 description 20
- 238000005859 coupling reaction Methods 0.000 description 20
- 230000005389 magnetism Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1427—Locking devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
- B66F19/005—Lifting devices for manhole covers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1445—Tools for positioning or removing cover frames
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to the technical field of manhole cover plates, in particular to a steel cover plate assembly of a pumping unit of a flood control and drainage pump station and a hoisting method. The invention can realize the automatic positioning function of hoisting, avoid the deformation of the well lid, reduce the potential safety hazard, lock the well lid and avoid the collapse, displacement and illegal theft of the well lid.
Description
Technical Field
The invention relates to the technical field of manhole cover plates, in particular to a steel cover plate assembly of a pumping unit of a flood control and drainage pump station and a hoisting method.
Background
At present, when a steel cover plate of a pumping unit of a flood control and drainage pump station is installed and disassembled, the steel cover plate is lifted by a crown block/crane through a lifting lug at the top end of the steel cover plate, the steel cover plate is level with the ground, and the lifting lug protrudes out of the steel cover plate, so that the steel cover plate is not attractive and is not beneficial to pedestrians/vehicles to pass through; the existing steel cover plate is not provided with a locking device, so that the well cover is easy to collapse, shift and be stolen by lawless persons; the existing overhaul well cover of the drainage pump station unit has large area, is easy to deform, is not provided with an alignment device, is manually aligned by a cover plate guide when the overhaul is opened and closed, and has great potential safety hazards because the area of the cover plate is large, sight between the guide and an operator is blocked, and the guide and an overhead travelling crane/crane operator cannot be effectively coordinated.
Therefore, a steel cover plate assembly of a pumping unit of a flood control and drainage pump station and a hoisting method are needed.
Disclosure of Invention
The invention aims to provide a steel cover plate assembly of a pump drainage unit of a flood control and drainage pump station and a hoisting method, so as to solve the problems.
In order to achieve the above object, the present invention provides the following solutions:
The utility model provides a pump drainage unit steel apron subassembly of flood control drainage pump station, includes the well collar, can dismantle in the well collar and be connected with the well lid, be provided with positioning mechanism on the well collar, the coaxial hole of placing and via hole that sets up have been seted up to the intermediate position of well collar, place the hole and be located the via hole top, place the internal diameter of hole and be greater than the internal diameter of via hole, the well lid is placed in place downthehole, the external diameter of well lid with the internal diameter of placing the hole equals, the bottom surface of well lid is provided with anti-deformation mechanism, anti-deformation mechanism is located the outer fringe of well lid, the rigid coupling has the go-between on the bottom surface of well lid, the go-between stretches into in the via hole, the go-between with be provided with guiding mechanism and locking mechanism between the via hole, be provided with release mechanism in the go-between.
Preferably, an annular groove is formed in the top surface of the well ring, the annular groove is close to the outer edge of the well ring, the positioning mechanism comprises a plurality of magnetic induction coils fixedly connected in the annular groove, the magnetic induction coils are circumferentially arranged at equal intervals, the magnetic induction coils are electrically connected with a controller, the controller is fixedly connected in the annular groove, and an annular cover plate is fixedly connected to the top end of the annular groove.
Preferably, the deformation preventing mechanism comprises a plurality of limiting columns fixedly connected to the bottom surface of the well lid, the limiting columns are vertically arranged, the limiting columns are circumferentially fixedly connected to the outer edge of the well lid at equal intervals, the bottom ends of the limiting columns penetrate into limiting holes, the limiting holes are formed in the bottom wall of the placing hole, and the limiting holes are circumferentially arranged at equal intervals.
Preferably, the guide mechanism comprises a plurality of first guide blocks fixedly connected to the inner side wall of the through hole, the plurality of first guide blocks are circumferentially arranged at equal intervals, and gaps are reserved between two adjacent first guide blocks;
the outer side wall of the connecting ring is fixedly connected with a plurality of second guide blocks, the second guide blocks are circumferentially arranged at equal intervals, the bottom end of each second guide block is fixedly connected with a third guide block, and the third guide blocks are fixedly connected on the outer side wall of the connecting ring;
the second guide blocks are matched with gaps between the two first guide blocks, and the third guide blocks penetrate into the gaps.
Preferably, the locking mechanism comprises a second sliding hole formed in the inner side wall of the through hole, the second sliding hole is located at the bottom end of the through hole, the axis of the second sliding hole is perpendicular to the inner side wall of the through hole, a first sliding hole is formed in the bottom of the second sliding hole, the first sliding hole and the second sliding hole are coaxially arranged, a first sliding rod is connected in the first sliding hole in a sliding mode, a first spring is fixedly connected between one end of the first sliding rod and the bottom of the first sliding hole, the other end of the first sliding rod extends out of the first sliding hole and is fixedly connected with a locking block, the locking block is connected in the second sliding hole in a sliding mode, the locking block extends out of the second sliding hole and penetrates into a locking hole, and the locking hole is formed in the outer side wall of the connecting ring.
Preferably, the unlocking mechanism comprises a sliding cylinder fixedly connected to the inner wall of the connecting ring, the sliding cylinder and the second sliding hole are coaxially arranged, a second ejector block is connected to the sliding cylinder in a sliding manner, the second ejector block is in butt joint with the locking block, one end of the second ejector block, which is far away from the locking block, is fixedly connected with a second sliding rod, a partition plate is connected to the outer side wall of the second sliding rod in a sliding manner, the partition plate is fixedly connected to the sliding cylinder and is coaxially arranged with the sliding cylinder, one end of the second sliding rod, which is far away from the second ejector block, is fixedly connected with a third ejector block, the third ejector block is connected to the sliding cylinder in a sliding manner, one end of the third ejector block, which is close to the second sliding rod, is fixedly connected with one end of a second spring, the second spring is sleeved on the outer side wall of the second sliding rod, the other end of the second spring is fixedly connected to the partition plate, and the third ejector block penetrates out of the sliding cylinder and is connected with a power assembly in a transmission manner.
Preferably, the power assembly comprises a transmission box, the transmission box is fixedly connected to the bottom surface of the well lid, the side wall of the transmission box is communicated with the sliding cylinder, the third ejector block stretches into the transmission box and is connected with a fourth ejector block in a sliding manner, the fourth ejector block is fixedly connected to one side of a first rack, one side of the first rack away from the fourth ejector block is connected with a vertically arranged limiting plate in a sliding manner, the limiting plate is fixedly connected to the transmission box, a gear is connected to the transmission box in a rotating manner, one side of the gear penetrates through the limiting plate and is meshed with the first rack, one side of the gear away from the first rack is meshed with a second rack, the top end of the second rack stretches out of the transmission box and is fixedly connected with a first sliding block, the first sliding block is vertically connected to a third sliding hole in a sliding manner, the third sliding Kong Kaishe is arranged on the well lid, and the top end of the third sliding hole is fixedly connected with a second cover plate.
Preferably, the bottom end of the connecting ring is fixedly connected with a thick guide block.
A hoisting method of a steel cover plate assembly comprises the following steps:
S1, lifting the well lid by an electromagnet and moving the well lid to the position above the well ring;
s2, observing the relative positions of the well lid and the well ring through a positioning mechanism;
S3, moving the well lid to the position right above the well ring, putting down the well lid, and powering off the electromagnet, wherein the locking mechanism locks the well lid in the well ring.
The invention has the following technical effects:
according to the invention, the manhole cover is installed through the electromagnet, the lifting lug is not required to be installed on the manhole cover, so that the manhole cover is more attractive, pedestrians/vehicles can pass through conveniently, the manhole cover is positioned through the positioning mechanism, the manhole cover is guided to be more convenient to install through the guiding mechanism, the potential safety hazard caused by manual alignment is avoided, the manhole cover and the manhole ring can be locked through the locking device, the manhole cover is prevented from falling, shifting and illegal molecules stealing the manhole cover, and the deformation prevention mechanism is arranged, so that the manhole cover is prevented from deforming under the condition of long-term use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view of a well ring in accordance with the present invention;
FIG. 4 is a front view of the manhole cover of the present invention;
FIG. 5 is a schematic view of a guide mechanism according to the present invention;
Wherein, 1, an electromagnet; 2. a well ring; 3. a first spring; 4. a first slide bar; 5. a locking piece; 6. a magnetic induction coil; 7. an annular cover plate; 8. a well cover; 9. a first slider; 10. a second cover plate; 11. a second top block; 12. a slide cylinder; 13. a partition plate; 14. a second spring; 15. a second slide rod; 16. a third top block; 17. a transmission box; 18. a fourth top block; 19. a first rack; 20. a second rack; 21. a limiting plate; 22. a controller; 23. a first slide hole; 24. a second slide hole; 25. an annular groove; 26. a coarse guide block; 27. a connecting ring; 28. a third slide hole; 29. a first guide block; 30. a second guide block; 31. a third guide block; 32. a limit column; 33. a gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-5, the invention provides a steel cover plate assembly of a pumping unit of a flood control and drainage pump station, which comprises a well ring 2, wherein a well cover 8 is detachably connected in the well ring 2, a positioning mechanism is arranged on the well ring 2, a placement hole and a via hole which are coaxially arranged are arranged in the middle of the well ring 2, the placement hole is positioned above the via hole, the inner diameter of the placement hole is larger than that of the via hole, the well cover 8 is placed in the placement hole, the outer diameter of the well cover 8 is equal to that of the placement hole, an anti-deformation mechanism is arranged on the bottom surface of the well cover 8, the anti-deformation mechanism is positioned at the outer edge of the well cover 8, a connecting ring 27 is fixedly connected on the bottom surface of the well cover 8, the connecting ring 27 extends into the via hole, a guide mechanism and a locking mechanism are arranged between the connecting ring 27 and the via hole, and an unlocking mechanism is arranged in the connecting ring 27.
When the well lid 8 is installed, firstly, the well lid 8 is pulled up through the electromagnet 1, the well lid 8 is moved to the upper side of the well ring 2, the well lid 8 is positioned through the positioning mechanism, the well lid 8 is just opposite to a placement hole on the well ring 2, then the electromagnet 1 drives the well lid 8 to slowly descend, the well lid 8 enters the placement hole under the action of the guiding mechanism, and at the moment, the well lid 8 is locked by the locking mechanism, and the installation is completed. The deformation preventing mechanism has the function of preventing the well cover 8 from being concavely deformed.
Further optimizing scheme has offered ring channel 25 on the top surface of well circle 2, and ring channel 25 is close to the outer fringe of well circle 2, and positioning mechanism includes a plurality of magnetism induction coil 6 of rigid coupling in ring channel 25, and a plurality of magnetism induction coil 6 circumference equidistant setting, a plurality of magnetism induction coil 6 all with controller 22 electric connection, controller 22 rigid coupling is in ring channel 25, and the top rigid coupling of ring channel 25 has annular apron 7. The number of the magnetic induction coils 6 is preferably 8, when the electromagnet 1 is positioned above the well ring 2, the magnetic induction coils 6 induce the magnetic force of the electromagnet 1 to generate current, and the current signal is transmitted to the controller 22, the controller 22 judges the position of the electromagnet 1 according to the magnitude of the current, and transmits the signal to an external display, and a worker determines the relative position of the well cover 8 and the well ring 2 according to the external display. The controller 22 includes an ammeter, the current transformer is electrically connected with the magnetic induction coil 6, the ammeter is electrically connected with a PLC controller, and the PLC controller is electrically connected with an external display.
Further optimizing scheme, prevent that deformation mechanism includes a plurality of spacing posts 32 of rigid coupling in well lid 8 bottom surface, and spacing post 32 is vertical to be set up, and a plurality of spacing posts 32 circumference equidistant rigid couplings are in the outer fringe department of well lid 8, and spacing downthehole is penetrated to spacing post 32's bottom, and a plurality of spacing holes are all offered on placing the diapire in hole, and a plurality of spacing hole circumference equidistant settings. The spacing post 32 wears to establish in spacing downthehole, when well lid 8 produced sunken deformation, at first pulls spacing post 32, and spacing post 32 prevents well lid 8 from producing sunken deformation to extension well lid 8's life avoids well lid 8 to produce the displacement when using simultaneously, takes place danger.
In a further optimized scheme, the guide mechanism comprises a plurality of first guide blocks 29 fixedly connected to the inner side walls of the through holes, the plurality of first guide blocks 29 are circumferentially arranged at equal intervals, and gaps are reserved between two adjacent first guide blocks 29;
A plurality of second guide blocks 30 are fixedly connected to the outer side wall of the connecting ring 27, the second guide blocks 30 are circumferentially arranged at equal intervals, a third guide block 31 is fixedly connected to the bottom end of the second guide block 30, and the third guide block 31 is fixedly connected to the outer side wall of the connecting ring 27;
the second guide block 30 is adapted to the gap between the two first guide blocks 29, and the third guide block 31 penetrates into the gap.
The first guide block 29 is a cube with a triangular vertical section, the tip of the first guide block 29 faces upwards, and the opposite side of the upward tip is horizontally arranged; the second guide block 30 is a cube with a trapezoid vertical section, the length of the top edge of the second guide block 30 is larger than that of the bottom edge, the top edge and the bottom edge of the second guide block 30 are both horizontally arranged, and the bottom end of the third guide block 31 is fixedly connected with a triangle cube; when the well lid 8 falls down, the bottom end of the third guide block 31 firstly enters between the two first guide blocks 29, slides down along the inclined edges of the first guide blocks 29 until the third guide block 31 slides down to the narrowest gap between the two first guide blocks 29, at this time, the limit posts 32 on the bottom surface of the well lid 8 are coaxial with the limit holes on the bottom wall of the placement hole, the well lid 8 continues to descend, and the limit posts 32 are inserted into the limit holes.
Further optimizing scheme, locking mechanism is including seting up the second slide hole 24 on the via hole inside wall, second slide hole 24 is located the bottom of via hole, the axis of second slide hole 24 is perpendicular to the inside wall of via hole, first slide hole 23 has been seted up to the hole bottom of second slide hole 24, first slide hole 23 and the coaxial setting of second slide hole 24, sliding connection has first slide bar 4 in first slide hole 23, the rigid coupling has first spring 3 between the hole bottom of first slide bar 4 one end and first slide hole 23, the other end of first slide bar 4 stretches out first slide hole 23 and rigid coupling has locking piece 5, locking piece 5 sliding connection is in second slide hole 24, locking piece 5 stretches out in second slide hole 24 penetrates the lockhole, the lockhole is setted up on the lateral wall of go-between 27. Slopes are formed on the top surface and the bottom surface of one end of the locking piece 5 extending out of the second sliding hole 24, when the connecting ring 27 descends, the connecting ring 27 is firstly abutted against the slope on the top surface of the locking piece 5, the connecting ring 27 continues to descend and the locking piece 5 is retracted into the second sliding hole 24, and when the well lid 8 completely falls into the placing hole, the locking piece 5 extends out of the second sliding hole 24 under the action of the first spring 3 and penetrates into the locking hole to lock the well lid 8.
Further optimizing scheme, release mechanism includes the slide cylinder 12 of rigid coupling on the link 27 inside wall, slide cylinder 12 and the coaxial setting of second slide hole 24, sliding connection has second kicking block 11 in slide cylinder 12, second kicking block 11 and locking piece 5 butt, the one end rigid coupling that second kicking block 11 kept away from locking piece 5 has second slide rod 15, sliding connection has baffle 13 on the lateral wall of second slide rod 15, baffle 13 rigid coupling is in slide cylinder 12 and with slide cylinder 12 coaxial setting, the one end rigid coupling that second slide rod 15 kept away from second kicking block 11 has third kicking block 16, third kicking block 16 sliding connection is in slide cylinder 12, the one end rigid coupling that third kicking block 16 is close to second slide rod 15 has second spring 14, second spring 14 cover is established on the lateral wall of second slide rod 15, the other end rigid coupling of second spring 14 is on baffle 13, third kicking block 16 wears out slide cylinder 12 and the transmission is connected with power pack. The slope is offered to the top surface of third kicking block 16, and power pack butt is on the slope, and power pack moves and drives third kicking block 16 to the interior motion of slide 12 to ejecting out locking piece 5 from the lockhole, well lid 8 can normally dismantle this moment. Wherein, the second spring 14 is used for making the second top block 11 self-reset, preventing the second top block 11 from affecting the locking of the well cover 8.
Further optimizing scheme, power pack includes transmission box 17, transmission box 17 rigid coupling is on the bottom surface of well lid 8, the lateral wall and the slide 12 intercommunication of transmission box 17, third kicking block 16 stretches into in the transmission box 17 and sliding connection has fourth kicking block 18, fourth kicking block 18 rigid coupling is in one side of first rack 19, one side sliding connection that fourth kicking block 18 was kept away from to first rack 19 has the limiting plate 21 of vertical setting, limiting plate 21 rigid coupling is in transmission box 17, the transmission box 17 swivelling joint has gear 33, one side of gear 33 passes limiting plate 21 and meshes with first rack 19, one side that gear 33 kept away from first rack 19 meshes with second rack 20, the top of second rack 20 stretches out transmission box 17 and rigid coupling has first slider 9, first slider 9 vertical sliding connection is in third slide 28, third slide 28 is seted up on well lid 8, the top rigid coupling of third slide 28 has second apron 10. The electromagnet 1 drives the first sliding block 9 to slide upwards in the third sliding hole 28, so that the second rack 20 is driven to move upwards. The second rack 20 drives the first rack 19 to move downwards through the gear 33, so as to drive the fourth top block 18 to descend, the fourth top block 18 descends to the slope pressure of the top surface of the third top block 16, and then the third top block 16 is driven to move towards the direction approaching to the second top block 11.
Further optimizing scheme, the bottom of go-between 27 rigid coupling has thick guide block 26. The function of the thick guide block 26 is to enable the well lid 8 to smoothly enter the well ring 2, so that the outer edge of the well lid 8 is prevented from being abutted with the outer edge of the well ring 2, and the well lid 8 is prevented from being deflected and cannot be normally installed.
A hoisting method of a steel cover plate assembly comprises the following steps:
S1, lifting the well lid 8 by the electromagnet 1 and moving the well lid to the position above the well ring 2;
s2, observing the relative positions of the well lid 8 and the well ring 2 through a positioning mechanism;
s3, moving the well cover 8 to the position right above the well ring 2, putting down the well cover 8, and powering off the electromagnet 1, wherein the locking mechanism locks the well cover 8 in the well ring 2.
Specifically, during installation, firstly, the well lid 8 is pulled up through the electromagnet 1, then, the relative position of the well lid 8 and the well ring 2 is positioned through the external display, when the well lid 8 reaches a specified position, the well lid 8 is put down, and the electromagnet 1 is powered off;
When the well lid is disassembled, firstly, the electromagnet 1 is moved to the position right above the well lid 8 through the positioning mechanism, then the electromagnet 1 is put down, the power is supplied, the electromagnet 1 is adsorbed on the top surface of the well lid 8, at the moment, the first sliding block 9 moves upwards under the action of the electromagnet 1, and then the gear 33 drives the first rack 19 to move downwards, the locking piece 5 is ejected out of the lock hole, and at the moment, the well lid 8 can be normally disassembled.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (5)
1. The utility model provides a pump drainage unit steel apron subassembly of flood control drainage pump station, includes well collar (2), can dismantle in well collar (2) and be connected with well lid (8), its characterized in that: the well ring is characterized in that a positioning mechanism is arranged on the well ring (2), a placement hole and a via hole which are coaxially arranged are formed in the middle position of the well ring (2), the placement hole is positioned above the via hole, the inner diameter of the placement hole is larger than that of the via hole, the well cover (8) is placed in the placement hole, the outer diameter of the well cover (8) is equal to that of the placement hole, a deformation preventing mechanism is arranged on the bottom surface of the well cover (8), the deformation preventing mechanism is positioned on the outer edge of the well cover (8), a connecting ring (27) is fixedly connected to the bottom surface of the well cover (8), the connecting ring (27) stretches into the via hole, a guide mechanism and a locking mechanism are arranged between the connecting ring (27) and the via hole, and an unlocking mechanism is arranged in the connecting ring (27);
The locking mechanism comprises a second sliding hole (24) formed in the inner side wall of the through hole, the second sliding hole (24) is located at the bottom end of the through hole, the axis of the second sliding hole (24) is perpendicular to the inner side wall of the through hole, a first sliding hole (23) is formed in the bottom of the second sliding hole (24), the first sliding hole (23) and the second sliding hole (24) are coaxially arranged, a first sliding rod (4) is connected in the first sliding hole (23) in a sliding mode, a first spring (3) is fixedly connected between one end of the first sliding rod (4) and the bottom of the first sliding hole (23), the other end of the first sliding rod (4) extends out of the first sliding hole (23) and is fixedly connected with a locking piece (5), the locking piece (5) is connected in the second sliding hole (24) in a sliding mode, and the locking piece (5) extends out of the second sliding hole (24) penetrates into the inner side wall of the connecting ring (27).
The unlocking mechanism comprises a sliding cylinder (12) fixedly connected to the inner side wall of the connecting ring (27), the sliding cylinder (12) and the second sliding hole (24) are coaxially arranged, a second ejector block (11) is connected in a sliding manner in the sliding cylinder (12), the second ejector block (11) is in butt joint with the locking block (5), one end, far away from the locking block (5), of the second ejector block (11) is fixedly connected with a second sliding rod (15), the outer side wall of the second sliding rod (15) is slidably connected with a partition plate (13), the partition plate (13) is fixedly connected in the sliding cylinder (12) and is coaxially arranged with the sliding cylinder (12), one end, far away from the second ejector block (11), of the second sliding rod (15) is fixedly connected with a third ejector block (16), one end, near the second sliding rod (15), of the third ejector block (16) is fixedly connected with a second spring (14), the other end, near the second sliding rod (15) is fixedly connected with a third ejector block (16), and the other end, near the second sliding rod (14) is fixedly connected with the second sliding rod (14), and the other end of the second sliding rod (14) is fixedly connected with the partition plate (14);
The power assembly comprises a transmission box (17), the transmission box (17) is fixedly connected to the bottom surface of the well lid (8), the side wall of the transmission box (17) is communicated with the sliding cylinder (12), a third top block (16) stretches into the transmission box (17) and is in sliding connection with a fourth top block (18), the fourth top block (18) is fixedly connected to one side of a first rack (19), one side of the first rack (19) away from the fourth top block (18) is in sliding connection with a vertically arranged limiting plate (21), the limiting plate (21) is fixedly connected to the inside of the transmission box (17), a gear (33) is rotationally connected to the transmission box (17), one side of the gear (33) penetrates through the limiting plate (21) and is meshed with the first rack (19), one side of the gear (33) is far away from the first rack (19) is meshed with a second rack (20), the top end of the second rack (20) stretches out of the transmission box (17) and is in sliding connection with a third sliding hole (28) of the third well lid (8);
An annular groove (25) is formed in the top surface of the well ring (2), the annular groove (25) is close to the outer edge of the well ring (2), the positioning mechanism comprises a plurality of magnetic induction coils (6) fixedly connected in the annular groove (25), the magnetic induction coils (6) are circumferentially arranged at equal intervals, the magnetic induction coils (6) are electrically connected with a controller (22), the controller (22) is fixedly connected in the annular groove (25), and an annular cover plate (7) is fixedly connected at the top end of the annular groove (25);
When the well cover (8) is installed, firstly, the well cover (8) is pulled up through the electromagnet (1), then, the relative positions of the well cover (8) and the well ring (2) are positioned through the external display, when the well cover (8) reaches a specified position, the well cover (8) is put down, and the electromagnet (1) is powered off;
When the well cover is detached, firstly, the electromagnet (1) is moved to the position right above the well cover (8) through the positioning mechanism, then the electromagnet (1) is put down, the well cover is electrified, the electromagnet (1) is adsorbed on the top surface of the well cover (8), at the moment, the first sliding block (9) moves upwards under the action of the electromagnet (1), and then the gear (33) drives the first rack (19) to move downwards, the locking block (5) is ejected out of the lock hole, and the well cover (8) can be detached normally.
2. The pump drainage unit steel cover plate assembly of a flood control and drainage pump station according to claim 1, wherein: the deformation-preventing mechanism comprises a plurality of limiting columns (32) fixedly connected to the bottom surface of the well lid (8), wherein the limiting columns (32) are vertically arranged, the limiting columns (32) are fixedly connected to the outer edge of the well lid (8) at equal intervals in the circumferential direction, the bottom ends of the limiting columns (32) penetrate into limiting holes, the limiting holes are formed in the bottom wall of the placing hole, and the limiting holes are circumferentially arranged at equal intervals.
3. The pump drainage unit steel cover plate assembly of a flood control and drainage pump station according to claim 1, wherein: the guide mechanism comprises a plurality of first guide blocks (29) fixedly connected to the inner side wall of the through hole, the plurality of first guide blocks (29) are circumferentially arranged at equal intervals, and gaps are reserved between two adjacent first guide blocks (29);
A plurality of second guide blocks (30) are fixedly connected to the outer side wall of the connecting ring (27), the second guide blocks (30) are circumferentially arranged at equal intervals, a third guide block (31) is fixedly connected to the bottom end of the second guide block (30), and the third guide block (31) is fixedly connected to the outer side wall of the connecting ring (27);
the second guide blocks (30) are matched with gaps between the two first guide blocks (29), and the third guide blocks (31) penetrate into the gaps.
4. The pump drainage unit steel cover plate assembly of a flood control and drainage pump station according to claim 1, wherein: the bottom end of the connecting ring (27) is fixedly connected with a thick guide block (26).
5. A hoisting method of a steel cover plate assembly, which is applied to the pump drainage unit steel cover plate assembly of the flood control and drainage pump station as claimed in any one of claims 1 to 4, and is characterized by comprising the following steps:
S1, lifting a well lid (8) by an electromagnet (1) and moving the well lid to the position above a well ring (2);
s2, observing the relative positions of the well cover (8) and the well ring (2) through a positioning mechanism;
S3, moving the well cover (8) to the position right above the well ring (2), putting down the well cover (8), and powering off the electromagnet (1), wherein the locking mechanism locks the well cover (8) in the well ring (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211302337.9A CN115450260B (en) | 2022-10-24 | 2022-10-24 | Pump drainage unit steel cover plate assembly of flood control and drainage pump station and hoisting method |
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| CN202211302337.9A CN115450260B (en) | 2022-10-24 | 2022-10-24 | Pump drainage unit steel cover plate assembly of flood control and drainage pump station and hoisting method |
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| CN115450260A CN115450260A (en) | 2022-12-09 |
| CN115450260B true CN115450260B (en) | 2024-05-07 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115450260A (en) | 2022-12-09 |
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