CN110921595B - Manhole cover opening device and method for municipal public facility maintenance - Google Patents

Manhole cover opening device and method for municipal public facility maintenance Download PDF

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Publication number
CN110921595B
CN110921595B CN201911248743.XA CN201911248743A CN110921595B CN 110921595 B CN110921595 B CN 110921595B CN 201911248743 A CN201911248743 A CN 201911248743A CN 110921595 B CN110921595 B CN 110921595B
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China
Prior art keywords
grabbing
plate
shaft
base
clamping
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CN201911248743.XA
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CN110921595A (en
Inventor
刘中雷
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Anhui Mingcheng Construction Project Management Co.,Ltd.
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Anhui Mingcheng Construction Project Management Co ltd
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Priority to CN201810797944.4A priority Critical patent/CN108946602B/en
Priority to CN201911248743.XA priority patent/CN110921595B/en
Publication of CN110921595A publication Critical patent/CN110921595A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F19/00Hoisting, lifting, hauling or pushing, not otherwise provided for
    • B66F19/005Lifting devices for manhole covers

Abstract

The invention discloses inspection well cover opening equipment for municipal public facility maintenance and an inspection well cover opening method, wherein the inspection well cover opening equipment comprises a moving base, the moving base comprises a first base and a second base, a positioning side plate is fixedly welded at the top of the first base, adjusting side plates are fixedly welded at the middle parts of the front surface and the back surface of the top of the second base, an operation top plate is arranged and installed on the positioning side plate, slide rails are arranged at the middle parts of the front surface and the back surface of the operation top plate, and a grabbing device is arranged at the bottom of the operation top plate. The device is high in hand-feeding speed, and can be suitable for manhole cover opening operation fields with different shapes and sizes.

Description

Manhole cover opening device and method for municipal public facility maintenance
The invention relates to a divisional application of inspection well cover opening equipment for municipal public facility maintenance, which is applied for 2018, 07, 19 and with the application number of CN 201810797944.4.
Technical Field
The invention relates to the technical field of municipal maintenance, in particular to inspection well cover opening equipment and an inspection well cover opening method for municipal public facility maintenance.
Background
There are many underground pipes in urban construction, such as sewers, underground gas pipes, water supply pipes, power pipes, communication pipes, defense pipes, etc., which have an outlet to the ground at every other section, the section from the pipe to the ground is called a manhole, which is usually flush with the ground, and therefore a cover is needed to cover the manhole, called a manhole cover.
At present, along with the continuous propulsion of the urbanization construction process, the drainage of urban roads and the continuous laying of underground lines, the number of inspection wells under the urban roads is also continuously increased, the elm drainage of the urban roads is not only ensured, but also a plurality of stringing spaces are saved on the ground, the urban environment is beautified, and although the inspection wells have a plurality of functions, the inspection wells have certain defects: due to the materials, the weight and various anti-theft purposes, the inspection well cover is difficult to open after being put into use, tools such as crowbars or steel bars are adopted to directly tilt the inspection well cover in the existing construction mode, but the contact area between the operation method and the inspection well cover when the operation method and the tools are used is small, the local stress is large, the inspection well cover is easy to deform or damage under the lever action, the traditional opening mode is greatly influenced by manpower, the labor power is consumed, the efficiency is not high, and when the lever principle is utilized, the supporting point is also damaged due to the fact that the supporting point is subjected to large force.
If Chinese patent discloses a cover opening device for an inspection well cover (patent number: CN105800528A), the device comprises a support, supporting legs positioned at the right lower part of the support, a screw rod positioned at the left end of a supporting leg, a pull rod positioned at the right end of the support and other structures, the above scheme can relatively quickly open the cover of the inspection well through a lever principle, but still has some defects: when carrying out the operation of uncapping, the inspection shaft lid is in same horizontal plane with the road surface, and long-time, the outside of inspection shaft lid has partly been merged into the road surface in road paving and has been gone, when utilizing lever principle directly to stick up the inspection shaft lid, the juncture of inside edge and inspection shaft lid just can receive the damage extremely easily, utilizes lever principle to come the operation of uncapping simultaneously, and the arm of force is controlled not well with moment, needs artifical constantly debugging, comparatively waste time.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides inspection well cover opening equipment for municipal public facility maintenance, which solves the problem that the municipal road inspection well cover is difficult to open.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a municipal administration public facilities maintain with inspection shaft lid equipment of using, includes the motion base, the motion base includes first base and second base, the top fixed weld of first base has the location curb plate, the equal fixed weld in middle part at the positive and the back in second base top has the regulation curb plate, the operation roof is installed in setting up of location curb plate, and the operation roof is positive all to be provided with the slide rail with the middle part at the back, the bottom of operation roof is provided with grabbing device.
Preferably, grabbing device is including grabbing the post, the inner chamber of grabbing the post is provided with grabs the axle, the fixed welding in bottom of grabbing the post has the function box, the bottom of grabbing the axle runs through the outside of grabbing the post and extending to function box bottom, the outside fixed welding that the axle is located function box inner chamber part of grabbing has the ring of grabbing, the outside equidistance welding of grabbing the ring has the collar, the collar is kept away from one side fixed welding of grabbing the axle has the board of grabbing, one side that the axle was kept away from to the board of grabbing runs through the function box and extends to the outside of function box, the outside of grabbing the post is provided with fixing device, the top fixed mounting of grabbing the axle has rotatory handle.
Preferably, the fixing device comprises a fixed screw barrel sleeved outside the grabbing column, a clamping spring is fixedly mounted on the outer side of the bottom of the fixed screw barrel, a clamping barrel is fixedly mounted at the bottom of the clamping spring, a clamping bottom plate is fixedly welded at the bottom of the clamping barrel, and a loosening device is arranged at the top of one side, opposite to the grabbing device, of the grabbing device.
Preferably, not hard up the device and including the loose axle, the both sides in the loose axle outside all are provided with the striking piece, and the operation panel is all installed through the gim peg to the both sides in loose axle, the spacing ring has been cup jointed to the outside equidistance in loose axle, the bottom of spacing ring and the top fixed connection of operation roof, one side through connection that the loose axle was kept away from at the operation panel top has the drive to tie, the bottom fixed weld of drive to tie has the operation carousel, the middle part through connection at operation carousel top has the center pin, the bottom of center pin runs through the operation roof and extends to the outside of operation roof bottom, the top welding of drive to tie has the operation handle.
Preferably, the inner chamber equidistance of slide rail is provided with the movable ball, the outside activity joint that slide rail one side was kept away from to the movable ball is on adjusting the curb plate, the front at location curb plate right side top and the equal fixed welding in the back have the folded sheet, the middle part fixed mounting of the relative one side of folded sheet has horizontal pivot, the outside at horizontal pivot is cup jointed in the left side of operation roof, the top of operation roof is provided with draws and rises the device.
Preferably, the pulling-up device comprises a lifting box, the bottom of the lifting box is fixedly welded with the top of the operation top plate, a rotating sleeve is fixedly mounted in the middle of the right side of the inner wall of the lifting box, a winding shaft is movably clamped in an inner cavity of the rotating sleeve, winding discs are sleeved on two sides of the outer side of the winding shaft, a pulling wire is wound on the outer sides of the winding discs, and one end, located on the outer side of the lifting box, of the winding shaft is fixedly connected with a motor through an output shaft.
Preferably, one side of the lifting wire, which is far away from the winding disc, is fixedly connected with the outer side of the loosening shaft, and the impact block is a conical block.
Preferably, the fixed screw cylinder is a threaded cylinder, the inner wall of the fixed screw cylinder is in threaded connection with the outer side of the grabbing column, and the clamping cylinder and the clamping bottom plate are movably connected with the grabbing column.
Preferably, the front and the back of the two sides of the bottom of the first base and the second base are both provided with universal wheels, and the two sides of the first base and the second base are both provided with anti-skidding blocks.
(III) advantageous effects
The invention provides a device for opening a cover of an inspection well cover for municipal public facility maintenance. The method has the following beneficial effects:
(1) this municipal administration public facilities is maintained and is used inspection shaft lid equipment of uncapping through snatching, fixing, not hard up and draw each mechanism such as rise and the cooperation is used for the operation of uncapping of inspection shaft lid becomes comparatively simple, easy operation moreover, and the equipment is shang fastly, and can be applicable to the inspection shaft lid operation place of uncapping of different shapes and size.
(2) This municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping, grabbing device's main action lies in utilizing the hole that leaks of inspection shaft lid to go deep into inside and carry out the joint with the inner wall in the inspection shaft lid, and grabbing device bottom adopts the main action of spouting well formula design to lie in can opening and gathering together the action simultaneously, increases to a certain extent and the lifting surface between the inspection shaft lid, and the design of sharp form can increase frictional force between the two simultaneously, avoids causing the slippage.
(3) This municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping, fixing device's main effect lies in exerting certain pressure at the top with the inspection shaft lid, on the one hand through dragging increase the firm degree between grabbing device and the inspection shaft lid, on the other hand fixing device is located grabbing device directly over, can also play the guard action to the inspection shaft lid when backward exerting pressure, avoids the well lid atress too big and produce the damage.
(4) This municipal administration public facilities is maintained and is used inspection shaft lid equipment of uncapping, not hard up the main effect of mechanism lie in through the vibrations of certain frequency with draw and drag, drive and snatch and carry out the vibrations of same frequency with fixing device, tentatively carry out not hard up processing with ground to the inspection shaft lid for follow-up operation is more stable and avoids inspection shaft lid and road surface to suffer serious destruction.
(5) This municipal administration public facilities is maintained and is used inspection shaft lid equipment of uncapping, the main effect that draws to rise the mechanism lies in carrying out the operation through actuating mechanism and will snatch and the inspection shaft lid between the fixing device draws to drag and promote, carries out last inspection shaft lid operation of uncapping, and stay cord mechanism not only can uncapping the operation, can also carry out accurate location closing cap operation simultaneously.
(6) This municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping, clamping spring's main effect lies in utilizing its elasticity and the interact power that produces to reach the purpose that the fixed inspection shaft lid of extrusion clamp bottom plate, can carry out the space compensation of certain degree when carrying out not hard up inspection shaft lid simultaneously, avoids the high strength friction that the striking removal caused fixed spiral shell section of thick bamboo and damages.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a grasping apparatus according to the present invention;
FIG. 3 is a schematic view of a fixing device according to the present invention;
FIG. 4 is a schematic view of the loosening apparatus of the present invention;
FIG. 5 is a schematic structural view of a pulling device according to the present invention;
fig. 6 is a side view of the first base of the present invention.
In the figure: 1 moving base, 101 first base, 102 second base, 103 positioning side plate, 104 operating top plate, 105 sliding rail, 106 adjusting side plate, 107 moving ball, 108 folding plate, 109 transverse rotating shaft, 110 universal wheel, 111 antiskid block, 2 grabbing device, 201 grabbing column, 202 grabbing shaft, 203 functional box, 204 rotating handle, 205 grabbing ring, 206 mounting ring, 207 grabbing plate, 3 fixing device, 301 fixing screw barrel, 302 clamping spring, 303 clamping barrel, 304 clamping bottom plate, 4 loosening device, 401 loosening shaft, 402 impacting block, 403 operating plate, 404 spacing ring, 405 driving bolt, 406 operating turntable, 407 central shaft, 408 operating handle, 5 pulling device, 501 lifting box, 502 rotating sleeve, 503 winding shaft, 504 winding disc, 505 lifting wire, 506 motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a municipal administration public facilities maintain with inspection shaft lid equipment of uncapping, including motion base 1, motion base 1 includes first base 101 and second base 102, the front and the back of first base 101 and second base 102 bottom both sides all are provided with universal wheel 110, the both sides of first base 101 and second base 102 all are provided with non slipping spur 111, the top fixed weld of first base 101 has location curb plate 103, the equal fixed weld in middle part at the front and the back in second base 102 top has regulation curb plate 106, operation roof 104 is installed in setting up of location curb plate 103, operation roof 104 all is provided with slide rail 105 at the front middle part with the back, the bottom of operation roof 104 is provided with grabbing device 2.
Grabbing device 2 is including grabbing post 201, the inner chamber of grabbing post 201 is provided with grabs axle 202, the fixed welding in bottom of grabbing post 201 has function box 203, the bottom of grabbing axle 202 is run through and is grabbed post 201 and extend to the outside of function box 203 bottom, the fixed welding in outside that snatchs axle 202 is located function box 203 inner chamber part has grabbing ring 205, the equidistance welding in the outside of grabbing ring 205 has collar 206, one side fixed welding that grabbing axle 202 was kept away from to collar 206 has grabbing board 207, one side that grabbing board 207 kept away from and grabs axle 202 runs through the outside that function box 203 and extend to function box 203, the outside of grabbing post 201 is provided with fixing device 3, the top fixed mounting who grabs axle 202 has rotatory handle 204.
Fixing device 3 is including cup jointing at the fixed barrel 301 that snatchs the post 201 outside, fixed barrel 301 is a screw thread section of thick bamboo, the inner wall of fixed barrel 301 and the outside threaded connection who snatchs post 201, press from both sides a section of thick bamboo 303 and press from both sides tight bottom plate 304 and snatch post 201 swing joint, the outside fixed mounting of fixed barrel 301 bottom has clamping spring 302, clamping spring 302's bottom fixed mounting has a section of thick bamboo 303 that presss from both sides, the fixed welding in bottom of pressing from both sides tight section of thick bamboo 303 has clamping bottom plate 304, the top of the relative one side of grabbing device 2 is provided with not hard.
Not hard up device 4 includes loose axle 401, the both sides in the loose axle 401 outside all are provided with striking piece 402, operation panel 403 is all installed through the gim peg to the both sides in not hard up axle 401, spacing ring 404 has been cup jointed to the outside equidistance of loose axle 401, the bottom of spacing ring 404 and the top fixed connection of operation roof 104, one side through connection that loose axle 401 was kept away from at operation panel 403 top has driving plug 405, the bottom fixed weld of driving plug 405 has operation carousel 406, the middle part through connection at operation carousel 406 top has center pin 407, the bottom of center pin 407 runs through operation roof 104 and extends to the outside of operation roof 104 bottom, the top welding of driving plug 405 has operation handle 408.
The inner cavity of slide rail 105 is provided with activity ball 107 in the equidistance, and the outside activity joint that slide rail 105 one side was kept away from to activity ball 107 is on adjusting curb plate 106, and the front and the back all fixed welding of location curb plate 103 right side top have folded sheet 108, and the middle part fixed mounting of the relative one side of folded sheet 108 has horizontal pivot 109, and the left side of operation roof 104 cup joints in the outside of horizontal pivot 109, and the top of operation roof 104 is provided with draws and rises device 5.
The pulling-up device 5 comprises a lifting box 501, the bottom of the lifting box 501 is fixedly welded with the top of the operation top plate 104, a rotating sleeve 502 is fixedly mounted in the middle of the right side of the inner wall of the lifting box 501, a winding shaft 503 is movably clamped in an inner cavity of the rotating sleeve 502, winding discs 504 are sleeved on two sides of the outer side of the winding shaft 503, a pulling wire 505 is wound on the outer side of each winding disc 504, one side of the pulling wire 505, far away from the winding disc 504, is fixedly connected with the outer side of a loose shaft 401, an impact block 402 is a conical block, and a motor 506 is fixedly connected with one end, located on the outer side of the lifting box 501, of.
The working principle is as follows: moving the device to an inspection well needing to be uncapped, pulling the second base 102, the second base 102 driving the adjusting side plate 106 to move, the adjusting side plate 106 driving the movable ball 107 to move in the inner cavity of the slide rail 105, operating the top plate 104 to be in a horizontal state with the continuous movement of the adjusting side plate 106, pulling the grabbing column 201 downwards, placing the function box 203 into the inner cavity of the inspection well along the hole of the inspection well cover along with the continuous descending of the grabbing column 201, then operating the rotating handle 204, the rotating handle 204 driving the grabbing shaft 202 to rotate, the grabbing shaft 202 driving the grabbing ring 205 to rotate, the grabbing ring 205 driving the mounting ring 206 and the grabbing plate 207 to rotate until one end of the grabbing plate 207 is moved out of the inner cavity of the function box 203, at this time, rotating the fixed screw cylinder 301, the fixed screw cylinder 301 moving downwards driving the clamping spring 302 to move downwards, the clamping spring 302 pressing the clamping cylinder 303 downwards, the clamping cylinder 303 driving the clamping bottom plate 304 to move downwards, the clamping bottom plate 304 is in contact with the inspection well cover under pressure and slightly pulls the grabbing column 201 upwards until the grabbing plate 207 is completely attached to the bottom of the inspection well cover, then the operating handle 408 is rotated, the operating handle 408 drives the operating turntable 406 to rotate around the central shaft 407, the operating turntable 406 drives the transmission bolt 405 to move, the transmission bolt 405 drives the operating plate 403 to move, the operating plate 403 drives the loosening shaft 401 to move, the loosening shaft 401 drives the impact block 402 to reciprocate, the impact block 402 uninterruptedly and slightly impacts and shakes the grabbing column 201 and pulls upwards to gradually separate the inspection well cover from the ground, the motor 506 is started, the motor 506 drives the winding shaft 503 to rotate, the winding shaft 503 drives the winding disc 504 to rotate, the winding disc 504 carries out the lifting wire 505, and the lifting wire 505 drives the grabbing column 201 to move towards each other through the winding loosening shaft 401 to pull up the inspection well cover.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (2)

1. The inspection well cover opening device for municipal public facility maintenance comprises a moving base (1), wherein the moving base (1) comprises a first base (101) and a second base (102), a positioning side plate (103) is fixedly welded at the top of the first base (101), adjusting side plates (106) are fixedly welded at the middle parts of the front surface and the back surface of the top of the second base (102), an operation top plate (104) is arranged on the positioning side plate (103), slide rails (105) are arranged at the middle parts of the front surface and the back surface of the operation top plate (104), and a grabbing device (2) is arranged at the bottom of the operation top plate (104); the method is characterized in that:
the grabbing device (2) comprises a grabbing column (201), a grabbing shaft (202) is arranged in the inner cavity of the grabbing column (201), a function box (203) is fixedly welded at the bottom of the grabbing column (201), the bottom of the grabbing shaft (202) penetrates through the grabbing column (201) and extends to the outer side of the bottom of the function box (203), the grabbing shaft (202) is positioned at the outer side of the inner cavity part of the function box (203) and is fixedly welded with a grabbing ring (205), the outer side of the grabbing ring (205) is welded with mounting rings (206) at equal intervals, one side of the mounting ring (206) far away from the grabbing shaft (202) is fixedly welded with a grabbing plate (207), one side of the grabbing plate (207) far away from the grabbing shaft (202) penetrates through the function box (203) and extends to the outer side of the function box (203), a fixing device (3) is arranged on the outer side of the grabbing column (201), and a rotating handle (204) is fixedly mounted at the top of the grabbing shaft (202);
the fixing device (3) comprises a fixed screw barrel (301) sleeved outside the grabbing column (201), a clamping spring (302) is fixedly installed on the outer side of the bottom of the fixed screw barrel (301), a clamping barrel (303) is fixedly installed at the bottom of the clamping spring (302), a clamping bottom plate (304) is fixedly welded at the bottom of the clamping barrel (303), and a loosening device (4) is arranged at the top of one side, opposite to the grabbing device (2); the top of the operation top plate (104) is provided with a pulling device (5);
the lifting device (5) comprises a lifting box (501), the bottom of the lifting box (501) is fixedly welded with the top of the operation top plate (104), a rotating sleeve (502) is fixedly installed in the middle of the right side of the inner wall of the lifting box (501), a winding shaft (503) is movably clamped in an inner cavity of the rotating sleeve (502), winding disks (504) are sleeved on two sides of the outer side of the winding shaft (503), a lifting wire (505) is wound on the outer side of each winding disk (504), and one end, located on the outer side of the lifting box (501), of each winding shaft (503) is fixedly connected with a motor (506) through an output shaft;
the fixed screw barrel (301) is a threaded barrel, the inner wall of the fixed screw barrel (301) is in threaded connection with the outer side of the grabbing column (201), and the clamping barrel (303) and the clamping bottom plate (304) are movably connected with the grabbing column (201);
the loosening device (4) comprises a loosening shaft (401), impact blocks (402) are arranged on two sides of the outer side of the loosening shaft (401), operation plates (403) are arranged on two sides of the loosening shaft (401) through clamping bolts, limiting rings (404) are sleeved on the outer side of the loosening shaft (401) at equal intervals, the bottoms of the limiting rings (404) are fixedly connected with the top of the operation top plate (104), a driving bolt (405) is connected at one side of the top of the operating plate (403) far away from the loosening shaft (401) in a penetrating way, an operation turntable (406) is fixedly welded at the bottom of the transmission bolt (405), a central shaft (407) is connected in a penetrating way in the middle of the top of the operation turntable (406), the bottom of the central shaft (407) penetrates through the operation top plate (104) and extends to the outer side of the bottom of the operation top plate (104), and an operation handle (408) is welded to the top of the transmission bolt (405);
movable balls (107) are arranged in the inner cavity of the sliding rail (105) at equal intervals, the outer side, away from the sliding rail (105), of each movable ball (107) is movably clamped on the corresponding adjusting side plate (106), folding plates (108) are fixedly welded to the front and the back of the top of the right side of the corresponding positioning side plate (103), a transverse rotating shaft (109) is fixedly installed in the middle of the corresponding side of each folding plate (108), and the left side of the operating top plate (104) is sleeved on the outer side of the corresponding transverse rotating shaft (109);
one side of the lifting wire (505) far away from the winding disc (504) is fixedly connected with the outer side of the loosening shaft (401), and the impact block (402) is a conical block; the front and the back of the two sides of the bottoms of the first base (101) and the second base (102) are respectively provided with a universal wheel (110), and the two sides of the first base (101) and the second base (102) are respectively provided with an anti-skid block (111).
2. A method of opening a cover using the apparatus for opening a cover of a manhole for municipal utility maintenance as set forth in claim 1, wherein: moving the equipment to an inspection well needing to be uncapped, pulling the second base (102), driving the adjusting side plate (106) to move by the second base (102), driving the movable ball (107) to move in the inner cavity of the sliding rail (105) by the adjusting side plate (106), driving the operating top plate (104) to be in a horizontal state along with the continuous movement of the adjusting side plate (106), pulling the grabbing column (201) downwards, placing the function box (203) into the inner cavity of the inspection well along the hole of the inspection well cover along with the continuous descending of the grabbing column (201), then operating the rotating handle (204), driving the grabbing shaft (202) to rotate by the rotating handle (204), driving the grabbing ring (205) to rotate by the grabbing shaft (202), driving the mounting ring (206) and the grabbing plate (207) to rotate by the grabbing ring (205) until one end of the grabbing plate (207) is moved out of the inner cavity of the function box (203), and rotating the fixed screw cylinder (301), the fixed screw cylinder (301) moves downwards to drive the clamping spring (302) to move downwards, the clamping spring (302) downwards extrudes the clamping cylinder (303), the clamping cylinder (303) drives the clamping bottom plate (304) to move downwards, the clamping bottom plate (304) is in contact with the inspection well cover under pressure and slightly pulls the grabbing column (201) upwards until the grabbing plate (207) is completely attached to the bottom of the inspection well cover, then the operating handle (408) is rotated, the operating handle (408) drives the operating turntable (406) to rotate around the central shaft (407), the operating turntable (406) drives the transmission bolt (405) to move, the transmission bolt (405) drives the operating plate (405) to move, the operating plate (403) drives the loosening shaft (401) to move, the loosening shaft (401) drives the impact block (402) to reciprocate, and the impact block (402) uninterruptedly slightly impacts, shakes and pulls the grabbing column (201) upwards, the inspection well cover is driven to be gradually separated from the ground, the motor (506) is started, the motor (506) drives the winding shaft (503) to rotate, the winding shaft (503) drives the winding disc (504) to rotate, the winding disc (504) winds the lifting wire (505), and the lifting wire (505) drives the grabbing columns (201) to move oppositely through the loosening shaft (401) to pull up the inspection well cover.
CN201911248743.XA 2018-07-19 2018-07-19 Manhole cover opening device and method for municipal public facility maintenance Active CN110921595B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201810797944.4A CN108946602B (en) 2018-07-19 2018-07-19 Municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping
CN201911248743.XA CN110921595B (en) 2018-07-19 2018-07-19 Manhole cover opening device and method for municipal public facility maintenance

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Application Number Priority Date Filing Date Title
CN201911248743.XA CN110921595B (en) 2018-07-19 2018-07-19 Manhole cover opening device and method for municipal public facility maintenance

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CN201810797944.4A Division CN108946602B (en) 2018-07-19 2018-07-19 Municipal administration public facilities is maintained and is used inspection shaft lid equipment for uncapping

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CN110921595A CN110921595A (en) 2020-03-27
CN110921595B true CN110921595B (en) 2021-03-23

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