CN112607626B - Cable trench cover dismouting device - Google Patents
Cable trench cover dismouting device Download PDFInfo
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- CN112607626B CN112607626B CN202011442505.5A CN202011442505A CN112607626B CN 112607626 B CN112607626 B CN 112607626B CN 202011442505 A CN202011442505 A CN 202011442505A CN 112607626 B CN112607626 B CN 112607626B
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- Prior art keywords
- cable trench
- trench cover
- plate
- hook
- side plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/48—Manually-movable jib cranes for use in workshops
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a cable trench cover plate dismounting device, wherein an upright post is arranged at the upper part of a base, a first suspension arm is hinged at the upper end of the upright post, a hydraulic cylinder is hinged at the lower part of one side of the upright post, the lower part of a first lifting hook is connected with a first lifting frame through a first lifting chain, the first lifting frame comprises a second suspension arm and second lifting frames arranged at two ends of the second suspension arm, a clamping hook is arranged at the lower part of the second lifting chain, and the upper part of the clamping hook is connected with the second lifting chain through a third lifting hook. When the cable trench cover dismantling device is used, the dismantling device is moved to the upper part of the cable trench cover, the hydraulic cylinder is controlled to contract to enable the first suspension arm to descend, the clamping hook is rotated by 90 degrees to enable two sides of the clamping hook to hook the cable trench cover after being inserted into the water leakage hole of the cable trench cover, then the hydraulic cylinder is controlled to extend to enable the first suspension arm to ascend to hoist the cable trench cover, dismantling operation can be completed by one person, the cable trench cover dismantling cost is reduced, and the cable trench cover dismantling safety is guaranteed.
Description
Technical Field
The invention belongs to the technical field of electric power construction, and particularly relates to a cable trench cover plate dismounting device.
Background
The cable is a main artery of a transformer substation, and the normal operation of the cable is related to the safety of the whole power grid and is the most important factor in the operation and maintenance of the transformer substation. One of the difficulties in operation and maintenance of the cable is the removal of the cable trench cover. The cable trench is usually constructed by reinforced concrete, has large volume and heavy weight, and needs to use a large amount of manpower and material resources in the inspection related to the cable trench cover plate. Generally, in cable trench investigation, two to three people are needed for operation in cover plate removal, and four to six people are needed for operation in cable trench cleaning, cable fire-fighting modification and other work requiring large number of cover plates to be moved. Moreover, the safety of detaching the cover plate in the traditional mode is not enough, and safety accidents such as scratch, crush injury and the like often occur. In addition, the modes of carrying by hand, crowbar and the like are utilized, so that the efficiency is low, the working period is prolonged, and the time requirement of troubleshooting is not met.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a cable trench cover plate dismounting device, wherein a base is provided with a stand column, the stand column is provided with a first suspension arm, the lower part of the first suspension arm is provided with a second suspension chain, and the lower part of the second suspension chain is provided with a clamping hook.
In order to achieve the purpose, the invention adopts the technical scheme that:
a cable trench cover plate dismounting device comprises a base, a first hanging bracket and a clamping hook, wherein a plurality of movable wheels are arranged on the lower portion of the base and used for moving the dismounting device, an opening is formed in the front portion of the base, the size of the opening is larger than that of a cable trench cover plate, a stand column is arranged on the upper portion of the base, a first hanging arm is hinged to the upper end of the stand column, a hydraulic cylinder is hinged to the lower portion of one side of the stand column, the upper end of the hydraulic cylinder is hinged to the middle of the first hanging arm, a first lifting hook is arranged at one end of the first hanging arm, the lower portion of the first lifting hook is connected with the first hanging bracket through a first hanging chain, the first hanging bracket comprises a second hanging arm and second hanging brackets arranged at two ends of the second hanging arm, a second hanging chain is arranged at two ends of the lower portion of the second hanging bracket, the lower portion of the second hanging chain is provided with the clamping hook, and the upper portion of the clamping hook is connected with the second hanging chain through a third lifting hook, the thickness of the clamping hook is smaller than the width of the cable trench cover plate, and the length of the clamping hook is between the thickness and the length of the cable trench cover plate. During the use, with dismouting device removal to cable trench cover upper portion, the control pneumatic cylinder shrink makes first davit descend, inserts the pothook inside the hole that leaks of cable trench cover back, rotates 90 the pothook and makes pothook both sides catch on the cable trench cover, then the control pneumatic cylinder extension makes first davit rise, lifts up the cable trench cover, and one person can accomplish and demolish the operation, has reduced the cost that the cable trench cover was demolishd, has guaranteed the security that the cable trench cover was demolishd.
As a further preferred option of the technical solution, each of the first hanger and the second hanger comprises a hollow sleeve and extension arms slidably disposed at two ends of the sleeve, a plurality of adjustment holes are disposed on the extension arms, through holes corresponding to the adjustment holes are disposed at two ends of the sleeve, fastening bolts are disposed inside the through holes, and fastening nuts are disposed on the fastening bolts; the widths of the first hanging bracket and the second hanging bracket are adjusted according to the size of the cable trench cover plate, so that the application range of the dismounting device is enlarged; the fastening nut is a butterfly nut, and the adjusting efficiency of the first hanging bracket and the second hanging bracket is improved.
As a further preferred aspect of the present technical solution, the hook is a trapezoidal structure with a wide top and a narrow bottom, so that the normal hook plate motion of the hook is ensured, and the installation efficiency of the hook is improved.
As a further preferred mode of the technical solution, a screw rod is connected to the upper portion of the hook, the third hook is rotatably mounted at the upper end of the screw rod, a first threaded sleeve is connected to the outer portion of the screw rod through a thread, and a first handle is arranged on two sides of the first threaded sleeve; after the clamping hook is clamped into the water leakage hole of the cable trench and rotates for 90 degrees, the first handle is rotated to enable the lower end of the first threaded sleeve to be abutted against the cable trench cover plate, the clamping hook is prevented from rotating to slide out of the water leakage hole in the hoisting process of the cable trench cover plate, and the hoisting safety of the cable trench cover plate is guaranteed.
As a further optimization of the technical scheme, a rubber pad is arranged at the lower end of the first threaded sleeve, and the rubber pad avoids damage to the cable trench cover plate after the first threaded sleeve is screwed down.
As a further preferred option of the technical solution, a turntable is arranged on one side of the upper portion of the base, the upright posts are mounted on the turntable, and a placing rack is arranged on one side of the base and comprises a first side plate and a second side plate; after the cable trench cover plate is lifted by crane, the stand column is rotated to rotate the cable trench cover plate to a position between the first side plate and the second side plate, the cable trench cover plate is temporarily stored on the placing frame, the labor intensity of maintenance personnel is reduced, and the cable trench cover plate removing efficiency is improved.
As a further optimization of the technical scheme, adjusting grooves are formed in two sides of the base, adjusting bolts corresponding to the adjusting grooves are arranged at two ends of the second side plate, a second threaded sleeve is arranged at the lower part of each adjusting bolt, and a second handle is arranged on each second threaded sleeve; the interval of first curb plate and second curb plate is adjusted according to the size of cable trench cover plate to screw up through the second swivel nut, strengthened the application scope of rack.
As a further preferred aspect of the present technical solution, a plurality of mounting grooves are provided on the first side plate and the second side plate, partition plates are slidably mounted inside the mounting grooves, and the width of each partition plate is greater than the thickness of the first side plate or the second side plate; after the cable trench cover plate is hoisted to the inside of the placing frame, the partition plates corresponding to the two sides of the first side plate and the second side plate are pushed inwards, the cable trench cover plate is placed on the upper portion of the partition plates, the adjacent cable trench partition plates are separated, the clamping hooks can be conveniently picked, and the cable trench cover plate can be conveniently carried and installed at the later stage.
As a further preferred of this technical scheme, the baffle both sides are equipped with the limiting plate, first curb plate and second curb plate both sides all be equipped with limiting plate complex holding tank, the baffle installation back that targets in place, the limiting plate block is inside the holding tank, and the limiting plate has avoided the baffle from the inside roll-off of mounting groove, has guaranteed the security that cable trench cover placed.
As a further preferred option of the technical solution, a plurality of baffles are arranged at the upper part of the partition plate, the upper ends of the baffles are movably connected with the first side plate or the second side plate through pin shafts, the lower ends of the baffles are free ends, a slot is arranged in the middle of the partition plate, when the partition plate is pushed into the first side plate or the second side plate, the baffles abut against the limiting plate, and when the partition plate is pushed out of the first side plate or the second side plate, the baffles are inserted into the slot; the baffle limits the displacement of the partition plate and prevents the partition plate from moving when in use.
The invention has the beneficial effects that:
1) according to the invention, the upright post is arranged on the base, the first suspension arm is arranged on the upright post, the second suspension chain is arranged at the lower part of the first suspension arm, and the clamping hook is arranged at the lower part of the second suspension chain.
2) The first hanger and the second hanger both comprise hollow sleeves and extension arms arranged at two ends of the sleeves in a sliding manner, a plurality of adjusting holes are formed in the extension arms, through holes corresponding to the adjusting holes are formed in two ends of the sleeves, fastening bolts are arranged inside the through holes, and fastening nuts are arranged on the fastening bolts; the widths of the first hanging bracket and the second hanging bracket are adjusted according to the size of the cable trench cover plate, so that the application range of the dismounting device is enlarged; the fastening nut is a butterfly nut, and the adjusting efficiency of the first hanging bracket and the second hanging bracket is improved.
3) The clamping hook is of a trapezoidal structure with a wide upper part and a narrow lower part, so that the normal hook plate action of the clamping hook is ensured, and meanwhile, the installation efficiency of the clamping hook is improved.
4) The upper part of the clamping hook is connected with a screw rod, the third lifting hook is rotatably arranged at the upper end of the screw rod, the outer part of the screw rod is in threaded connection with a first threaded sleeve, and two sides of the first threaded sleeve are provided with a first handle; after the clamping hook is clamped into the water leakage hole of the cable trench and rotates for 90 degrees, the first handle is rotated to enable the lower end of the first threaded sleeve to be abutted against the cable trench cover plate, the clamping hook is prevented from rotating to slide out of the water leakage hole in the hoisting process of the cable trench cover plate, and the hoisting safety of the cable trench cover plate is guaranteed.
5) The rubber pad is arranged at the lower end of the first threaded sleeve, and damage to the cable trench cover plate after the first threaded sleeve is screwed up is avoided through the rubber pad.
6) A turntable is arranged on one side of the upper part of the base, the stand column is arranged on the turntable, a placing rack is arranged on one side of the base, and the placing rack comprises a first side plate and a second side plate; after the cable trench cover plate is lifted by crane, the stand column is rotated to rotate the cable trench cover plate to a position between the first side plate and the second side plate, the cable trench cover plate is temporarily stored on the placing frame, the labor intensity of maintenance personnel is reduced, and the cable trench cover plate removing efficiency is improved.
7) Adjusting grooves are formed in two sides of the base, adjusting bolts corresponding to the adjusting grooves are arranged at two ends of the second side plate, a second threaded sleeve is arranged at the lower part of each adjusting bolt, and a second handle is arranged on each second threaded sleeve; the interval of first curb plate and second curb plate is adjusted according to the size of cable trench cover plate to screw up through the second swivel nut, strengthened the application scope of rack.
8) The first side plate and the second side plate are provided with a plurality of mounting grooves, partition plates are slidably mounted in the mounting grooves, and the width of each partition plate is larger than the thickness of the first side plate or the second side plate; after the cable trench cover plate is hoisted to the inside of the placing frame, the partition plates corresponding to the two sides of the first side plate and the second side plate are pushed inwards, the cable trench cover plate is placed on the upper portion of the partition plates, the adjacent cable trench partition plates are separated, the clamping hooks can be conveniently picked, and the cable trench cover plate can be conveniently carried and installed at the later stage.
9) The baffle both sides are equipped with the limiting plate, first curb plate and second curb plate both sides all be equipped with limiting plate complex holding tank, the baffle installation back that targets in place, the limiting plate block is inside the holding tank, the limiting plate has avoided the baffle from the inside roll-off of mounting groove, has guaranteed the security that the cable pit apron was placed.
10) The upper part of the partition board is provided with a plurality of baffle plates, the upper ends of the baffle plates are movably connected with the first side board or the second side board through pin shafts, the lower ends of the baffle plates are free ends, the middle part of the partition board is provided with a slot, when the partition board is pushed into the first side board or the second side board, the baffle plates are abutted against the limiting board, and when the partition board is pushed out of the first side board or the second side board, the baffle plates are inserted into the slot; the baffle limits the displacement of the partition plate and prevents the partition plate from moving when in use.
Drawings
FIG. 1 is a schematic structural view of a cable trench cover dismounting device of the present invention.
FIG. 2 is a schematic structural view of a base in the device for assembling and disassembling a cable trench cover plate according to the present invention.
Fig. 3 is an assembly schematic diagram of a first hanging bracket and a second hanging bracket in the cable trench cover dismounting device of the invention.
Fig. 4 is an exploded view of a first hanger in the cable trench cover dismounting device of the present invention.
FIG. 5 is a schematic view of the hook assembly in the cable trench cover plate assembly and disassembly device of the present invention.
Fig. 6 is a schematic diagram of a second side plate structure in the cable trench cover dismounting device of the present invention.
FIG. 7 is a schematic diagram of a partition board structure in the cable trench cover dismounting device of the present invention.
In the figure: 1. a base; 11. a column; 12. a turntable; 13. a first boom; 14. a hydraulic cylinder; 15. a first hook; 16. a moving wheel; 17. an adjustment groove; 2. a first hanger; 21. a first hoist chain; 22. a second boom; 23. a sleeve; 24. a second hook; 25. an extension arm; 26. an adjustment hole; 27. fastening a bolt; 28. fastening a nut; 29. a second hanger; 30. a hook; 31. a screw; 32. a first threaded sleeve; 33. a first handle; 34. a rubber pad; 35. a third hook; 36. a second hoist chain; 4. placing a rack; 41. a first side plate; 42. a second side plate; 43. adjusting the bolt; 44. a second thread insert; 45. a second handle; 46. a partition plate; 47. a limiting plate; 48. a slot; 49. a baffle plate;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 7, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the devices or elements referred to must have a specific orientation, a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
A cable trench cover dismouting device, includes base 1, first gallows 2, pothook 30, base 1 lower part is equipped with a plurality of removal wheels 16 for dismouting device's removal, and base 1 front portion is equipped with the opening, and the open-ended size is greater than the cable trench cover plate size, base 1 upper portion is equipped with stand 11, and stand 11 upper end articulates there is first davit 13, stand 11 one side lower part articulates there is pneumatic cylinder 14, and the upper end of pneumatic cylinder 14 is articulated with the middle part of first davit 13, first davit 13 one end is equipped with first lifting hook 15, and first lifting hook 15 lower part is connected with first gallows 2 through first sling 21, first gallows 2 includes second davit 22 and sets up the second gallows 29 at second davit 22 both ends, second davit 22 upper end is equipped with the second lifting hook 24 that links to each other with first sling 21, second gallows 29 lower part both ends are equipped with second sling 36, the lower part of the second sling chain 36 is provided with a hook 30, the upper part of the hook 30 is connected with the second sling chain 36 through a third hook 35, the thickness of the hook 30 is smaller than the width of the cable trench cover plate, and the length of the hook 30 is between the thickness and the length of the cable trench cover plate. When the cable trench cover dismounting device is used, the dismounting device is moved to the upper portion of the cable trench cover plate, the hydraulic cylinder 14 is controlled to contract to enable the first suspension arm 13 to descend, the clamping hook 30 is inserted into the water leakage hole of the cable trench cover plate, then the clamping hook 30 is rotated by 90 degrees to enable two sides of the clamping hook 30 to hook the cable trench cover plate, then the hydraulic cylinder 14 is controlled to extend to enable the first suspension arm 13 to ascend, the cable trench cover plate is lifted, dismounting operation can be completed by one person, dismounting cost of the cable trench cover plate is reduced, and dismounting safety of the cable trench cover plate is guaranteed.
In this embodiment, each of the first hanger 2 and the second hanger 29 includes a hollow sleeve 23 and extension arms 25 slidably disposed at two ends of the sleeve 23, a plurality of adjustment holes 26 are disposed on the extension arms 25, through holes corresponding to the adjustment holes 26 are disposed at two ends of the sleeve 23, a fastening bolt 27 is disposed inside the through hole, and a fastening nut 28 is disposed on the fastening bolt 27; the widths of the first hanging bracket 2 and the second hanging bracket 29 are adjusted according to the size of the cable trench cover plate, so that the application range of the dismounting device is enlarged; the fastening nuts 28 are wing nuts, and the adjustment efficiency of the first hanger 2 and the second hanger 29 is improved.
In the present embodiment, the hook 30 has a trapezoidal structure with a wide top and a narrow bottom, so that the normal hook plate action of the hook 30 is ensured, and the installation efficiency of the hook 30 is improved.
In this embodiment, a screw 31 is connected to the upper portion of the hook 30, the third hook 35 is rotatably mounted at the upper end of the screw 31, a first threaded sleeve 32 is connected to the outer portion of the screw 31 through a screw thread, and first handles 33 are disposed on two sides of the first threaded sleeve 32; after the hook 30 is clamped into the water leakage hole of the cable trench and rotates for 90 degrees, the first handle 33 is rotated to enable the lower end of the first threaded sleeve 32 to be abutted against the cable trench cover plate, the hook 30 is prevented from rotating to slide out of the water leakage hole in the hoisting process of the cable trench cover plate, and the hoisting safety of the cable trench cover plate is ensured.
In this embodiment, the rubber pad 34 is disposed at the lower end of the first threaded sleeve 32, and the rubber pad 34 prevents the cable trench cover from being damaged after the first threaded sleeve 32 is screwed down.
In this embodiment, a turntable 12 is disposed on one side of the upper portion of the base 1, the column 11 is mounted on the turntable 12, a placing rack 4 is disposed on one side of the base 1, and the placing rack 4 includes a first side plate 41 and a second side plate 42; after the cable trench cover lifts by crane, the rotating stand column 11 rotates the cable trench cover to a position between the first side plate 41 and the second side plate 42, and the cable trench cover is temporarily stored on the placing frame 4, so that the labor intensity of maintenance personnel is reduced, and the cable trench cover dismounting efficiency is improved.
In this embodiment, the two sides of the base 1 are provided with adjusting grooves 17, two ends of the second side plate 42 are provided with adjusting bolts 43 corresponding to the adjusting grooves 17, the lower part of each adjusting bolt 43 is provided with a second threaded sleeve 44, and the second threaded sleeve 44 is provided with a second handle 45; the distance between the first side plate 41 and the second side plate 42 is adjusted according to the size of the cable trench cover plate, and the second threaded sleeves 44 are screwed, so that the application range of the placing frame 4 is widened.
In this embodiment, a plurality of mounting grooves are formed on the first side plate 41 and the second side plate 42, a partition plate 46 is slidably mounted in the mounting grooves, and the width of the partition plate 46 is greater than the thickness of the first side plate 41 or the second side plate 42; after the cable trench cover plate is hoisted to the inside of the placing frame 4, the partition plates 46 corresponding to the two sides of the first side plate 41 and the second side plate 42 are pushed inwards, the cable trench cover plate is placed on the upper portion of the partition plates 46, the adjacent cable trench partition plates 46 are separated, the clamping hooks 30 can be conveniently picked, and the cable trench cover plate can be conveniently carried and installed at the later stage.
In this embodiment, baffle 46 both sides are equipped with limiting plate 47, first curb plate 41 and second curb plate 42 both sides all be equipped with limiting plate 47 complex holding tank, baffle 46 installs the back that targets in place, and limiting plate 47 block is inside the holding tank, and baffle 46 has been avoided from the inside roll-off of mounting groove to limiting plate 47, has guaranteed the security that cable trench cover placed.
In this embodiment, the upper portion of the partition plate 46 is provided with a plurality of baffle plates 49, the upper ends of the baffle plates 49 are movably connected with the first side plate 41 or the second side plate 42 through pins, the lower ends of the baffle plates 49 are free ends, the middle portion of the partition plate 46 is provided with a slot 48, when the partition plate 46 is pushed into the first side plate 41 or the second side plate 42, the baffle plates 49 abut against the limiting plate 47, and when the partition plate 46 is pushed out of the first side plate 41 or the second side plate 42, the baffle plates 49 are inserted into the slot 48; the stop 49 limits the displacement of the diaphragm 46 and prevents the diaphragm 46 from moving during use.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (6)
1. A cable trench cover dismounting device comprises a base, a first hanging bracket and a clamping hook, wherein a plurality of movable wheels are arranged on the lower portion of the base, the front portion of the base is provided with an opening, the size of the opening is larger than that of a cable trench cover plate, a stand column is arranged on the upper portion of the base, a first hanging arm is hinged to the upper end of the stand column, a hydraulic cylinder is hinged to the lower portion of one side of the stand column, the upper end of the hydraulic cylinder is hinged to the middle portion of the first hanging arm, a first lifting hook is arranged at one end of the first hanging arm, the lower portion of the first lifting hook is connected with the first hanging bracket through a first hanging chain, the first hanging bracket comprises a second hanging arm and second hanging brackets arranged at two ends of the second hanging arm, a second lifting hook connected with the first hanging chain is arranged at two ends of the lower portion of the second hanging bracket, the lower portion of the second hanging chain is provided with the clamping hook, and the upper portion of the clamping hook is connected with the second hanging chain through a third lifting hook, the thickness of the clamping hook is smaller than the width of the cable trench cover plate, and the length of the clamping hook is between the thickness and the length of the cable trench cover plate; a turntable is arranged on one side of the upper portion of the base, the stand column is mounted on the turntable, a placing rack is arranged on one side of the base, and the placing rack comprises a first side plate and a second side plate; a plurality of mounting grooves are formed in the first side plate and the second side plate, partition plates are slidably mounted in the mounting grooves, and the width of each partition plate is larger than the thickness of the first side plate or the second side plate; limiting plates are arranged on two sides of the partition plate, accommodating grooves matched with the limiting plates are formed in two sides of the first side plate and the second side plate, and the limiting plates are clamped in the accommodating grooves after the partition plate is installed in place; baffle upper portion is equipped with a plurality of baffles, and baffle upper end is through round pin axle and first curb plate or second curb plate swing joint, and the baffle lower extreme is the free end, the baffle middle part is equipped with the slot, and when the baffle pushed away to first curb plate or second curb plate inside, the baffle offsets with the limiting plate, and when the baffle pushed away to first curb plate or second curb plate outside, the baffle inserted inside the slot.
2. The cable trench cover dismounting device according to claim 1, wherein the first hanger and the second hanger each comprise a hollow sleeve and extension arms slidably disposed at two ends of the sleeve, a plurality of adjusting holes are disposed on the extension arms, through holes corresponding to the adjusting holes are disposed at two ends of the sleeve, fastening bolts are disposed inside the through holes, fastening nuts are disposed on the fastening bolts, and the fastening nuts are butterfly nuts.
3. The cable duct cover dismounting device according to claim 1, wherein the hook is of a trapezoidal structure with a wide top and a narrow bottom.
4. The cable trench cover dismounting device according to claim 1, wherein a screw is connected to an upper portion of the hook, the third hook is rotatably mounted on an upper end of the screw, a first threaded sleeve is threadedly connected to an outer portion of the screw, and a first handle is disposed on two sides of the first threaded sleeve.
5. The cable trench cover dismounting device according to claim 4, wherein a rubber pad is arranged at the lower end of the first threaded sleeve.
6. The cable trench cover dismounting device according to claim 1, wherein adjusting grooves are formed in two sides of the base, adjusting bolts corresponding to the adjusting grooves are arranged at two ends of the second side plate, a second threaded sleeve is arranged at the lower portion of each adjusting bolt, and a second handle is arranged on each second threaded sleeve.
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CN202011442505.5A CN112607626B (en) | 2020-12-08 | 2020-12-08 | Cable trench cover dismouting device |
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CN202011442505.5A CN112607626B (en) | 2020-12-08 | 2020-12-08 | Cable trench cover dismouting device |
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CN113428816B (en) * | 2021-06-17 | 2022-10-14 | 国网山东省电力公司建设公司 | Cable trench cover opening device |
CN115324105A (en) * | 2022-08-11 | 2022-11-11 | 中铁十一局集团第一工程有限公司 | Permanent steel pipe column positioning and verticality adjusting device for cover-excavation top-down construction method and construction method |
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