CN115231488A - Cable well cover plate lifting support and leveling and lifting method thereof - Google Patents
Cable well cover plate lifting support and leveling and lifting method thereof Download PDFInfo
- Publication number
- CN115231488A CN115231488A CN202210797077.0A CN202210797077A CN115231488A CN 115231488 A CN115231488 A CN 115231488A CN 202210797077 A CN202210797077 A CN 202210797077A CN 115231488 A CN115231488 A CN 115231488A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- well cover
- cable well
- pulley
- hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/12—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable
- B66D3/14—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable lever operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/32—Detent devices
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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
Abstract
The invention belongs to the technical field of hoisting, and discloses a cable well cover plate lifting support and a leveling lifting method thereof, wherein the cable well cover plate lifting support comprises a fixed support, a ratchet wheel take-up device, a rotating winch and a pulley hook body; the two groups of fixed brackets are arranged, and a rotating shaft is arranged between the tops of the two groups of fixed brackets; two ends of the rotating shaft are connected with the fixed support through bearings; the rotating shaft is driven by rotating the winch, so that the ratchet wheel take-up device is driven to lift the cable well cover plate; the novel hook head is adopted, so that the hook is firmly hooked, and the accident of injury caused by misoperation of personnel is reduced; the cable well cover plate is manually lifted by rotating the winch, so that the working efficiency of opening the cable well cover plate is improved by saving manpower; the bottom of the device is provided with the universal wheels, so that the cable well cover plate can be integrally moved, and the working strength of workers is reduced.
Description
Technical Field
The invention belongs to the technical field of hoisting, and particularly relates to a cable well cover plate lifting support and a leveling lifting method thereof.
Background
In the daily inspection and maintenance process of electric wire netting circuit, often meet cable shaft inside ponding, team need open cable shaft and inspect the inside cable running state, clear up the condition of ponding in the cable shaft. Because the cover plate size of present cable shaft, weight are different, and great cable shaft cover plate weight has even reached 600 jin. At the present stage, the cable well cover plate is still opened by manually prying the cover plate. This causes difficulties for the maintenance personnel to open the cover plate to perform maintenance operations on the cable well. Consuming time and labor, and simultaneously, because the cover plate is overweight, the cover plate is difficult to move after being opened, and the accident that personnel are injured by heavy objects due to improper operation is easy to cause.
The existing method for manually opening the cable well cover plate has the following limitations:
(1) A great deal of time and manpower is wasted when the cable well cover plate is opened.
(2) The risk that personnel are injured by falling heavy objects in the process of opening the cable well cover plate is avoided.
For solving the problem that the well lid is difficult to open to the current manual work, but this patent proposes a cable well lid board lifting support of quick assembly disassembly, promotes heavy apron through hand laborsaving structure. The labor is saved, the working efficiency is improved, and the accident of injury caused by misoperation of personnel is reduced.
Disclosure of Invention
The invention aims to provide a cable well cover plate lifting support and a leveling lifting method thereof, which can be used for quickly disassembling and assembling a cable well cover plate, so that the working efficiency of opening the cable well cover plate is improved by saving manpower, the risk of falling and smashing personnel by heavy objects is reduced, the damage to the cable well cover plate is reduced, and the working strength of the personnel is reduced.
In order to achieve the above object, in one aspect, the present invention provides a cable well cover plate lifting support, which includes a fixed support, a ratchet wheel take-up device, a rotating winch and a pulley hook body; the two groups of fixed brackets are arranged, and a rotating shaft is arranged between the tops of the two groups of fixed brackets; two ends of the rotating shaft are connected with the fixed support through bearings; ratchet take-up devices are uniformly distributed on the rotating shaft; one end of the rotating shaft extends and is connected with the upper part of the rotating winch, one side of the bottom of the rotating winch is connected with the fixed support, and the other side of the bottom of the rotating winch is provided with the hand crank;
the ratchet wheel take-up device comprises a take-up pulley, a ratchet wheel anti-falling mechanism, a rope body and a supporting plate; the two supporting plates are arranged, and two ends of the take-up pulley are hinged to the upper parts of the two supporting plates respectively; two ends of the ratchet wheel anti-falling mechanism are respectively hinged with the lower parts of the two supporting plates, and one side of the ratchet wheel anti-falling mechanism is provided with an adjusting handle; the rotating shaft penetrates through the take-up pulley and the supporting plate and is fixedly connected with the take-up pulley; one end of the rope body is connected with the take-up pulley, the other end of the rope body is connected with the ratchet wheel anti-falling mechanism, and the bottom of the rope body is provided with the pulley hook body;
the pulley hook body comprises a movable pulley, a hook main body and a hook head; a rolling shaft is arranged in the middle of the movable pulley, and two ends of the rolling shaft are respectively connected with the top of the hook main body; the movable pulley is provided with a concave rail matched with the rope body; the bottom of the hook main body is provided with a groove; the middle of the hook head is provided with a rotating rod, and two ends of the rotating rod are connected with two sides of the inner part of the groove.
As a further technical improvement, the hook head is rectangular. The size of the rectangle is matched with the reserved hole site of the cable well cover plate.
As a further technical improvement, a retractable supporting rod is arranged at the bottom of the fixing support, one end of the retractable supporting rod is hinged with the middle of the fixing support, a supporting leg is arranged at the other end of the retractable supporting rod, and after the retractable supporting rod is unfolded, the supporting leg and the universal wheel form a triangular support at the bottom of the fixing support. The telescopic supporting rod effectively improves the overall support of the fixing support, and the bottom of the supporting leg can adopt a pulley with adjustable direction.
As further technical improvement, the fixed support is triangular, and universal wheels are arranged at the bottom of the fixed support.
As a further technical improvement, the rope body adopts a multistrand false steel wire rope.
On the other hand, the invention also provides a leveling and lifting method of the cable well cover plate lifting bracket, which comprises the following steps: s1: when an operation and maintenance operator needs to open the cable well cover plate, firstly building a cable well cover plate lifting support, determining the approximate position of a reserved hole position needing to lift the cable well cover plate, and taking the position as a reference to install the ratchet wheel take-up device right above the reserved hole position; s2: the hand crank is anticlockwise shaken to drive the rotating shaft to rotate, the take-up pulley is loosened, the rope body is lowered, the pulley hook body moves downwards, the hook heads are vertically arranged and then penetrate into reserved hole sites of the cable well cover plate, when the hook heads completely penetrate through the reserved hole sites, the hook heads are horizontally arranged, and the hook heads are lifted until two sides of the hook heads are clamped on two sides of the bottom of the reserved hole sites to form clamping positions; s3: the hook head is clamped into a reserved hole position of the cable well cover plate, and after the hook head position is confirmed to take effect, the hand crank is shaken to drive the rotating winch to lift the cable well cover plate; s4: if the cable well cover plate is inclined in the period, the adjusting handle of the ratchet wheel anti-falling mechanism is independently adjusted to keep the cable well cover plate horizontal; s5: when the cable well cover plate is lifted to a specified height, the cable well cover plate is integrally moved to be transferred to a target area.
Compared with the prior art, the invention has the following beneficial technical effects:
the winch is rotated to drive the rotating shaft, so that the ratchet wheel take-up device is driven to lift the cable well cover plate; the novel hook head is adopted, so that the hook is firmly hooked, and the accident of injury caused by misoperation of personnel is reduced; the cable well cover plate is manually lifted by rotating the winch, so that the working efficiency of opening the cable well cover plate is improved by saving manpower; the bottom of the device is provided with the universal wheels, so that the cable well cover plate can be integrally moved, and the working strength of workers is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention, the drawings needed for the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the invention, and that other drawings may be derived by those skilled in the art without inventive step ahead.
FIG. 1 is a schematic view of the present invention.
Fig. 2 is a structural schematic view of the ratchet take-up device.
Fig. 3 is a schematic structural view of the pulley hook.
The attached drawings are as follows:
1-fixed support, 2-rotating shaft, 3-ratchet take-up device, 31-take-up pulley, 32-ratchet anti-falling mechanism, 33-rope body, 34-supporting plate, 4-rotating winch, 5-pulley hook body, 51-movable pulley, 52-hook main body, 53-hook head, 6-bearing and 7-universal wheel.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Example one
As shown in fig. 1-3, the embodiment provides a cable manhole cover lifting support, which includes a fixed support, a ratchet wheel take-up device, a rotating winch and a pulley hook body; the two groups of fixed brackets are arranged, and a rotating shaft is arranged between the tops of the two groups of fixed brackets; two ends of the rotating shaft are connected with the fixed support through bearings; ratchet take-up devices are uniformly distributed on the rotating shaft; one end of the rotating shaft extends and is connected with the upper part of the rotating winch, one side of the bottom of the rotating winch is connected with the fixed support, and the other side of the bottom of the rotating winch is provided with the hand crank;
the ratchet wheel take-up device comprises a take-up pulley, a ratchet wheel anti-falling mechanism, a rope body and a supporting plate; the two supporting plates are arranged, and two ends of the take-up pulley are hinged with the upper parts of the two supporting plates respectively; two ends of the ratchet wheel anti-falling mechanism are respectively hinged with the lower parts of the two supporting plates, and one side of the ratchet wheel anti-falling mechanism is provided with an adjusting handle; the rotating shaft penetrates through the take-up pulley and the supporting plate and is fixedly connected with the take-up pulley; one end of the rope body is connected with the take-up pulley, the other end of the rope body is connected with the ratchet wheel anti-falling mechanism, and the bottom of the rope body is provided with the pulley hook body;
the pulley hook body comprises a movable pulley, a hook main body and a hook head; a rolling shaft is arranged in the middle of the movable pulley, and two ends of the rolling shaft are respectively connected with the top of the hook main body; the movable pulley is provided with a concave rail matched with the rope body; the bottom of the hook main body is provided with a groove; the middle of the hook head is provided with a rotating rod, and two ends of the rotating rod are connected with two sides of the inner part of the groove.
The embodiment also provides a leveling and lifting method of the cable well cover plate lifting bracket, which comprises the following steps:
s1: when an operation and maintenance operator needs to open the cable well cover plate, firstly building a cable well cover plate lifting support, determining the approximate position of a reserved hole position needing to lift the cable well cover plate, and installing a ratchet wheel take-up device right above the reserved hole position by taking the approximate position as a reference; s2: the hand crank is anticlockwise shaken to drive the rotating shaft to rotate, the take-up pulley is loosened, the rope body is lowered, the pulley hook body moves downwards, the hook heads are vertically arranged and then penetrate into reserved hole sites of the cable well cover plate, when the hook heads completely penetrate through the reserved hole sites, the hook heads are horizontally arranged, and the hook heads are lifted until two sides of the hook heads are clamped on two sides of the bottom of the reserved hole sites to form clamping positions; s3: the hook head is clamped into a reserved hole position of the cable well cover plate, and after the hook head position is confirmed to take effect, the hand crank is shaken to drive the rotating winch to lift the cable well cover plate; s4: if the cable well cover plate is inclined in the period, the adjusting handle of the ratchet wheel anti-falling mechanism is independently adjusted to keep the cable well cover plate horizontal; s5: when the cable well cover plate is lifted to a specified height, the cable well cover plate is integrally moved to be transferred to a target area.
Example two
The difference from the first embodiment is that: the hook head is rectangular. The bottom of fixed bolster is equipped with shrink branch, the one end of shrink branch is articulated in the middle of with the fixed bolster, and the other end is equipped with the stabilizer blade, and after shrink branch expandes, stabilizer blade and universal wheel, the bottom of fixed bolster forms the triangular supports. The fixed bolster is triangle-shaped, and the bottom is equipped with the universal wheel. The rope body adopts a plurality of strands of fake steel wire ropes.
The method of using the present embodiment is the same as the first embodiment.
It can be clearly understood by those skilled in the art that, for convenience and simplicity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
Claims (6)
1. The utility model provides a cable well lid board promotes support which characterized in that: comprises a fixed bracket (1), a ratchet wheel take-up device (3), a rotating winch (4) and a pulley hook body (5); two groups of fixed supports (1) are arranged, and a rotating shaft (2) is arranged between the tops of the two groups of fixed supports (1); two ends of the rotating shaft (2) are connected with the fixed support (1) through bearings (6); ratchet wheel take-up devices (3) are uniformly distributed on the rotating shaft (2); one end of the rotating shaft (2) extends and is connected with the upper part of the rotating winch (4), one side of the bottom of the rotating winch (4) is connected with the fixed support (1), and the other side of the bottom of the rotating winch is provided with a hand crank;
the ratchet wheel take-up device (3) comprises a take-up pulley (31), a ratchet wheel anti-falling mechanism (32), a rope body (33) and a support plate (34); two support plates (34) are arranged, and two ends of the take-up pulley (31) are respectively hinged with the upper parts of the two support plates (34); two ends of the ratchet wheel anti-falling mechanism (32) are respectively hinged with the lower parts of the two supporting plates (34), and one side of the ratchet wheel anti-falling mechanism (32) is provided with an adjusting handle; the rotating shaft (2) penetrates through the take-up pulley (31) and the supporting plate (34), and the rotating shaft (2) is fixedly connected with the take-up pulley (31); one end of the rope body (33) is connected with the take-up pulley (31), the other end of the rope body is connected with the ratchet wheel anti-falling mechanism (32), and the bottom of the rope body (33) is provided with the pulley hook body (5);
the pulley hook body (5) comprises a movable pulley (51), a hook main body (52) and a hook head (53); a rolling shaft is arranged in the middle of the movable pulley (51), and two ends of the rolling shaft are respectively connected with the top of the hook main body (52); the movable pulley (51) is provided with a concave rail matched with the rope body (33); the bottom of the hook main body (52) is provided with a groove; the middle of the hook head (53) is provided with a rotating rod, and two ends of the rotating rod are connected with two sides of the inner part of the groove.
2. The cable well cover plate lifting bracket of claim 1, wherein: the hook head is rectangular.
3. The cable well cover plate lifting bracket of claim 2, wherein: the bottom of fixed bolster (1) is equipped with shrink branch, it is articulated in the middle of one end and fixed bolster (1) of shrink branch, and the other end is equipped with the stabilizer blade, and after shrink branch expanded, stabilizer blade and universal wheel (7), the bottom of fixed bolster (1) formed the triangular supports.
4. The cable well cover plate lifting bracket of claim 1, wherein: the fixed support (1) is triangular, and the bottom of the fixed support is provided with universal wheels (7).
5. The cable well cover plate lifting bracket of claim 1, wherein: the rope body (33) adopts a plurality of strands of wire ropes for vacation.
6. A leveling and lifting method for a cable well cover plate lifting support is characterized by comprising the following steps: the method comprises the following steps:
s1: when an operation and maintenance operator needs to open the cable well cover plate, firstly building a cable well cover plate lifting support, determining the approximate position of a reserved hole position needing to lift the cable well cover plate, and taking the position as a reference, and installing a ratchet wheel take-up device (3) right above the reserved hole position;
s2: the crank handle is rotated anticlockwise to drive the rotating shaft (2) to rotate, the take-up pulley (31) is released, the rope body (33) is lowered, the pulley hook body (5) moves downwards, the hook head (53) is vertically arranged and then penetrates into the reserved hole of the cable well cover plate, when the hook head (53) completely penetrates through the reserved hole, the hook head (53) is horizontally arranged, and the hook head (53) is lifted until two sides of the bottom of the reserved hole are clamped by two sides of the hook head (53), so that clamping is formed;
s3: the hook head (53) is clamped into a reserved hole position of the cable well cover plate, and after the hook head (53) is confirmed to take effect, the hand crank is shaken to drive the rotating winch (4) to lift the cable well cover plate;
s4: if the cable well cover plate is inclined in the period, the adjusting handle of the ratchet wheel anti-falling mechanism (32) is independently adjusted to keep the cable well cover plate horizontal;
s5: after the cable well cover plate is lifted to the designated height, the cable well cover plate is transferred to a target area through integral movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797077.0A CN115231488A (en) | 2022-07-06 | 2022-07-06 | Cable well cover plate lifting support and leveling and lifting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797077.0A CN115231488A (en) | 2022-07-06 | 2022-07-06 | Cable well cover plate lifting support and leveling and lifting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115231488A true CN115231488A (en) | 2022-10-25 |
Family
ID=83672110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210797077.0A Pending CN115231488A (en) | 2022-07-06 | 2022-07-06 | Cable well cover plate lifting support and leveling and lifting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115231488A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0484285A1 (en) * | 1990-10-09 | 1992-05-06 | Ferruccio Montalbetti | Rocking lever for opening manhole covers |
| CN202988633U (en) * | 2012-12-12 | 2013-06-12 | 桐乡市供电局 | Cable well cover removing device |
| CN105645293A (en) * | 2016-03-23 | 2016-06-08 | 国网浙江桐乡市供电公司 | Folding type electric cable well cover opener |
| CN206829195U (en) * | 2017-06-01 | 2018-01-02 | 绍兴柯桥供水有限公司 | A kind of city supply and discharge well cover opening device |
| CN210326730U (en) * | 2019-09-30 | 2020-04-14 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Wire grip |
| CN211570054U (en) * | 2019-10-14 | 2020-09-25 | 浙江大学山东工业技术研究院 | Well lid mills plane hoisting device for operation |
| CN214399539U (en) * | 2021-03-04 | 2021-10-15 | 张吉祥 | Municipal works construction is mentioned device with well lid |
-
2022
- 2022-07-06 CN CN202210797077.0A patent/CN115231488A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0484285A1 (en) * | 1990-10-09 | 1992-05-06 | Ferruccio Montalbetti | Rocking lever for opening manhole covers |
| CN202988633U (en) * | 2012-12-12 | 2013-06-12 | 桐乡市供电局 | Cable well cover removing device |
| CN105645293A (en) * | 2016-03-23 | 2016-06-08 | 国网浙江桐乡市供电公司 | Folding type electric cable well cover opener |
| CN206829195U (en) * | 2017-06-01 | 2018-01-02 | 绍兴柯桥供水有限公司 | A kind of city supply and discharge well cover opening device |
| CN210326730U (en) * | 2019-09-30 | 2020-04-14 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Wire grip |
| CN211570054U (en) * | 2019-10-14 | 2020-09-25 | 浙江大学山东工业技术研究院 | Well lid mills plane hoisting device for operation |
| CN214399539U (en) * | 2021-03-04 | 2021-10-15 | 张吉祥 | Municipal works construction is mentioned device with well lid |
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