CN112194069A - Cable pit inspection shaft apron opening device - Google Patents
Cable pit inspection shaft apron opening device Download PDFInfo
- Publication number
- CN112194069A CN112194069A CN202010969726.1A CN202010969726A CN112194069A CN 112194069 A CN112194069 A CN 112194069A CN 202010969726 A CN202010969726 A CN 202010969726A CN 112194069 A CN112194069 A CN 112194069A
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- Prior art keywords
- cover plate
- opening device
- cable trench
- manhole cover
- well cover
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- 238000007689 inspection Methods 0.000 title claims abstract description 28
- 229910003460 diamond Inorganic materials 0.000 claims description 7
- 239000010432 diamond Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 claims description 5
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to the technical field of cable trench inspection, and discloses a cable trench inspection well cover plate opening device which comprises a cross beam and a well cover plate, wherein the left end part and the right end part of the cross beam are vertically and downwards fixedly connected with side plates, two horizontally aligned return-shaped sliding blocks are movably sleeved on the cross beam, and a rectangular hanging rod is vertically and downwards fixedly connected at the middle position of the bottom of the return-shaped sliding block. According to the invention, the crank is rotated anticlockwise to drive the jack adjusting screw rods to rotate so as to drive the two rhombic jacks to contract, so that the rectangular hanging rod is ensured to descend and be inserted into an opening hanging hole of the well cover plate, the supporting rod rotates in a horizontal state below the well cover plate, then an operator rotates the crank clockwise to drive the jack adjusting screw rods to rotate so as to drive the two rhombic jacks to expand, so that the side plate is ensured to be jacked, the well cover plate is further extracted, the operation is convenient and rapid, the operator does not need to carry the well cover plate manually, and the time and labor are saved.
Description
Technical Field
The invention relates to the technical field of cable trench inspection, in particular to a cable trench inspection well cover plate opening device.
Background
At present, in urban distribution network engineering construction, the prefabricated cover plate of cable trench inspection well and inspection well is all made according to the typical design requirement of all kinds of standard specifications, because cable trench inspection well cover plate size and weight are all bigger in the distribution network typical design, consequently, when developing to patrol and examine the maintenance to the cable channel, the process of opening cable trench inspection well cover plate is comparatively troublesome. In the prior art, a crowbar is generally used in a method for opening a cable trench inspection well cover plate, and a worker holds the crowbar to pry into a small hole in the inspection well cover plate and then prys open a well cover plate by force. The process requires a lot of manpower and is easy to cause projections or depressions on the surface of the cover plate to damage the cover plate.
Authorized notice number CN 109167293B discloses a cable pit inspection well cover plate opening device, can open the cover plate, need not to use crow bar, and the mode that two staff made a concerted effort and lift up is more used manpower sparingly, reduces the manpower consumption. In addition, as no crowbar is used, the acting force on the cover plate is stable and uniform in the using process, the damage to the surface of the cover plate is extremely small, no protrusion or depression is formed on the surface of the cover plate, the problem of damaging the cover plate is avoided, and the cover opening efficiency is obviously improved. In addition, the telescopic connecting rod lifting device has the advantages that the overall structure is stable and firm in the process of lifting the telescopic connecting rod through the action of the T-shaped groove, the first convex teeth, the sliding block and the second convex teeth which are matched with each other, meanwhile, the single-side hook and the hanging rod can be finely adjusted when the hooks are connected and installed, the defect that the single-side hook cannot be independently finely adjusted is overcome, the problems that the adjusting precision is low and the adaptability of the hooks on the two sides is low are solved, and the telescopic connecting rod lifting device has prominent substantial characteristics and remarkable progress.
However, the inventor finds that the technical scheme still has at least the following defects:
the opening mechanism who sets up among this technical scheme needs operating personnel to mention with the hand to at least, need two operating personnel to carry out the cooperative operation, waste time and energy, and the mobility of device is poor, and the practicality is lower, is unsuitable to extensively use widely.
Disclosure of Invention
The invention aims to provide a cable trench inspection well cover plate opening device, which solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a cable trench inspection well cover plate opening device comprises a cross beam and a well cover plate, wherein the left end part and the right end part of the cross beam are vertically and downwards fixedly connected with side plates, two horizontally aligned clip-shaped sliding blocks are movably sleeved on the cross beam, and a rectangular hanging rod is vertically and downwards fixedly connected to the middle position of the bottom of the clip-shaped sliding block; bearings are vertically and upwards fixedly connected to the left portion and the right portion of the upper portion of the cross beam, fixed blocks are vertically and upwards fixedly arranged in the middle positions of the upper portions of the two square-shaped sliders, first thread screws and second thread screws penetrate through the middle positions of the two fixed blocks in a screwed mode through horizontal threads respectively, and opposite ends of the first thread screws and the second thread screws are fixedly welded;
movable insertion rods vertically and movably penetrate through the front and rear parts of the two side plates, the lower end parts of the two movable insertion rods are vertically and fixedly connected with the upper part of the support, a diamond jack is fixedly arranged between the support and the middle position of the bottom of the side plate, and the middle parts of the two diamond jacks are screwed and inserted with the same jack adjusting screw rod;
the improved manhole cover comprises a rectangular hanger rod, a rectangular opening is transversely formed in the middle of the upper portion of the rectangular hanger rod, a rectangular opening is formed in the middle of the bottom of the rectangular hanger rod vertically and downwards, a supporting rod is arranged in the inner cavity of the rectangular opening, the middle of the supporting rod is movably connected with the lower portion of the rectangular hanger rod through a movable shaft, a manhole cover plate is located under a cross beam, and opening lifting holes are vertically formed in the left portion and the right portion of the manhole cover plate.
In a preferred embodiment of the present invention, a push handle is horizontally and fixedly mounted on the upper portion of the side opposite to the two side plates.
As a preferred embodiment of the present invention, the first threaded screw rod and the second threaded screw rod have opposite thread directions, and one end of the first threaded screw rod opposite to the end of the second threaded screw rod is fixedly connected to the middle shaft of the bearing.
In a preferred embodiment of the present invention, universal wheels are fixedly mounted on both the front and rear portions of the bottom of the support.
In a preferred embodiment of the present invention, a crank is fixedly connected to the right end of the jack adjusting screw rod.
In a preferred embodiment of the present invention, rubber pads are fixedly bonded to both upper and lower surfaces of the support rod.
As a preferred embodiment of the present invention, the aperture of the opening hanging hole is larger than the maximum diagonal length of the cross section of the rectangular hanger bar.
In a preferred embodiment of the invention, a limit bolt is vertically screwed downwards at the middle position of the bottom of the inner cavity of the rectangular through opening, and the lower end part of the limit bolt movably penetrates through the rectangular opening.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the crank is rotated anticlockwise to drive the jack adjusting screw rods to rotate so as to drive the two rhombic jacks to contract, so that the rectangular hanging rod is ensured to descend and be inserted into the opening hanging hole of the well cover plate, the supporting rod is rotated in a horizontal state below the well cover plate, then an operator rotates the crank clockwise to drive the jack adjusting screw rods to rotate so as to drive the two rhombic jacks to expand, so that the side plate is ensured to be jacked up, and the well cover plate is further extracted.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of a cable trench manhole cover opening device according to the present invention;
FIG. 2 is a schematic diagram of a side view of a movable insertion rod of the cable trench inspection well cover plate opening device of the present invention, which is slidably inserted on a side plate;
FIG. 3 is a schematic view of a cross beam and side plate connection overlooking structure of the cable trench inspection well cover plate opening device of the invention;
FIG. 4 is a structural diagram illustrating the distribution positions of the support rods on the rectangular hanger rods of the cable trench inspection well cover plate opening device of the present invention;
fig. 5 is a schematic side view of the joint connection between the support rod and the well cover plate of the cable trench inspection well cover plate opening device.
In the figure: 1. a cross beam; 2. a bearing; 3. a push handle; 4. a diamond jack; 5. opening the lifting hole; 6. a well cover plate; 7. a universal wheel; 8. adjusting a screw rod by a jack; 9. a support; 10. a crank; 11. a side plate; 12. a rectangular boom; 13. a clip slider; 14. a movable inserted link; 15. a first threaded lead screw; 16. a fixed block; 17. a second threaded screw; 18. a limit bolt; 19. a rectangular through opening; 20. a rectangular opening; 21. a support rod; 22. a movable shaft; 23. and (7) a rubber pad.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a cable trench inspection well cover plate opening device comprises a cross beam 1 and a well cover plate 6, wherein the left end part and the right end part of the cross beam 1 are vertically and downwards fixedly connected with side plates 11, two horizontally aligned clip-shaped sliding blocks 13 are movably sleeved on the cross beam 1, and a rectangular hanging rod 12 is vertically and downwards fixedly connected at the middle position of the bottom of each clip-shaped sliding block 13; the left part and the right part of the upper part of the beam 1 are vertically and upwards fixedly connected with bearings 2, a fixed block 16 is vertically and upwards fixedly arranged at the middle position of the upper parts of the two double-square-shaped sliders 13, a first thread screw rod 15 and a second thread screw rod 17 penetrate through the middle positions of the two fixed blocks 16 in a screwed mode through horizontal threads respectively, and one ends of the first thread screw rod 15 and the second thread screw rod 17, which are opposite, are fixedly welded;
the front part and the rear part of the two side plates 11 are vertically and movably penetrated with movable insertion rods 14, the lower end parts of the two movable insertion rods 14 are vertically and fixedly connected with the upper part of the bracket 9, a diamond jack 4 is fixedly arranged between the bracket 9 and the middle position of the bottom of the side plate 11, and the middle parts of the two diamond jacks 4 are screwed and inserted with the same jack adjusting screw rod 8;
In this embodiment (see fig. 1), the push handle 3 is horizontally and fixedly installed on the upper portion of the opposite side of the two side plates 11, so that an operator can conveniently continue to push the device to move.
In this embodiment (see fig. 1), the first threaded screw 15 and the second threaded screw 17 have opposite thread directions, and one end of the first threaded screw 15 opposite to the end of the second threaded screw 17 is fixedly connected to the central shaft of the bearing 2.
In this embodiment (see fig. 1), the front and rear parts of the bottom of the support 9 are both fixedly provided with universal wheels 7, and the universal wheels 7 can be set to be universal wheels with braking effect.
In this embodiment (see fig. 1), a crank 10 is fixedly connected to the right end of the jack adjusting screw 8, so that an operator can perform flexible rotation operation conveniently.
In this embodiment (see fig. 5), rubber pads 23 are fixedly bonded to the upper and lower surfaces of the support rod 21, so as to prevent the manhole cover plate 6 from slipping.
In this embodiment (please refer to fig. 5), the aperture of the opening hanging hole 5 is larger than the maximum diagonal length of the cross section of the rectangular hanging rod 12, so as to ensure that the rectangular hanging rod 12 can be flexibly inserted into the opening hanging hole 5.
In this embodiment (see fig. 4), a limit bolt 18 is screwed vertically and downwardly through the middle position of the bottom of the inner cavity of the rectangular through hole 19, the lower end of the limit bolt 18 movably penetrates through the rectangular opening 20, and the limit bolt 18 is rotated to drive the support rod 21 to be stably clamped.
When the cable trench manhole cover plate opening device is used, it should be noted that the cable trench manhole cover plate opening device is a cable trench manhole cover plate opening device, all parts are universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the cable trench manhole cover plate opening device can be known by a technical manual or a conventional experimental method.
When the device is used, an operator moves the device to the upper part of a well cover plate 6 through a universal wheel 7 at the bottom of a side plate 11, rotates a first threaded screw rod 15 and a second threaded screw rod 17 simultaneously to drive fixing blocks 16 on two return type sliding blocks 13 to move oppositely or oppositely under the action of screwing threads, so as to adjust the distance between the two return type sliding blocks 13, ensure that a rectangular suspender 12 is vertically aligned with an opening lifting hole 5 on the well cover plate 6, then rotates a crank 10 anticlockwise to drive a jack adjusting screw rod 8 to rotate so as to drive two rhombic jacks 4 to contract, ensure that the rectangular suspender 12 descends and is inserted in the opening lifting hole 5 of the well cover plate 6, then rotates a limit bolt 18 anticlockwise to be separated from a support rod 21, so that the support rod 21 rotates in a horizontal state below the well cover plate 6, then rotates the crank 10 clockwise to drive the jack adjusting screw rod 8 to rotate, thereby drive two rhombus jacks 4 and expand to guarantee to jack-up curb plate 11, and then draw well cover plate 6, convenient operation is swift, need not operating personnel and carries well cover plate 6 manually.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a cable pit inspection shaft apron opening device which characterized in that: the manhole cover comprises a cross beam (1) and a manhole cover plate (6), wherein the left end part and the right end part of the cross beam (1) are vertically and downwards fixedly connected with side plates (11), two horizontally aligned clip-shaped sliding blocks (13) are movably sleeved on the cross beam (1), and a rectangular hanging rod (12) is vertically and downwards fixedly connected at the middle position of the bottom of each clip-shaped sliding block (13); bearings (2) are vertically and upwards fixedly connected to the left portion and the right portion of the upper portion of the cross beam (1), fixing blocks (16) are vertically and upwards fixedly installed in the middle positions of the upper portions of the two square-shaped sliding blocks (13), first threaded screw rods (15) and second threaded screw rods (17) penetrate through the middle positions of the two fixing blocks (16) in a screwed mode through horizontal threads respectively, and opposite ends of the first threaded screw rods (15) and the second threaded screw rods (17) are fixedly welded;
the front part and the rear part of each of the two side plates (11) are vertically and movably penetrated with movable insertion rods (14), the lower end parts of the two movable insertion rods (14) are vertically and fixedly connected with the upper part of the bracket (9), a diamond jack (4) is fixedly arranged between the middle positions of the bottoms of the bracket (9) and the side plates (11), and the middle parts of the two diamond jacks (4) are screwed and inserted with the same jack adjusting screw rod (8) through threads;
rectangle opening (19) have transversely been seted up to rectangle jib (12) upper portion intermediate position, are located rectangle jib (12) bottom intermediate position is vertical to have seted up rectangle opening (20) downwards, is located rectangle opening (20) inner chamber is provided with die-pin (21), and die-pin (21) middle part is through loose axle (22) and rectangle jib (12) lower part swing joint, well apron (6) are located under crossbeam (1), and the equal vertical lifting hole (5) of opening in two portions is controlled in well apron (6).
2. The cable trench inspection manhole cover opening device of claim 1, wherein: the upper part of one side of the two side plates (11) opposite to each other is horizontally and fixedly provided with a push handle (3).
3. The cable trench inspection manhole cover opening device of claim 1, wherein: the thread directions of the first thread screw rod (15) and the second thread screw rod (17) are opposite, and one end, opposite to the first thread screw rod (15) and the second thread screw rod (17), of the first thread screw rod is fixedly connected with a middle shaft of the bearing (2).
4. The cable trench inspection manhole cover opening device of claim 1, wherein: the front part and the rear part of the bottom of the bracket (9) are fixedly provided with universal wheels (7).
5. The cable trench inspection manhole cover opening device of claim 1, wherein: and a crank (10) is fixedly connected to the right end of the jack adjusting screw rod (8).
6. The cable trench inspection manhole cover opening device of claim 1, wherein: rubber pads (23) are fixedly bonded on the upper surface and the lower surface of the support rod (21).
7. The cable trench inspection manhole cover opening device of claim 1, wherein: the caliber of the opening hanging hole (5) is larger than the maximum diagonal length of the cross section of the rectangular hanging rod (12).
8. The cable trench inspection manhole cover opening device of claim 1, wherein: a limiting bolt (18) is vertically screwed downwards at the middle position of the bottom of the inner cavity of the rectangular through hole (19) and penetrates through the middle position, and the lower end part of the limiting bolt (18) movably penetrates through the rectangular opening (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969726.1A CN112194069A (en) | 2020-09-15 | 2020-09-15 | Cable pit inspection shaft apron opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969726.1A CN112194069A (en) | 2020-09-15 | 2020-09-15 | Cable pit inspection shaft apron opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112194069A true CN112194069A (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010969726.1A Pending CN112194069A (en) | 2020-09-15 | 2020-09-15 | Cable pit inspection shaft apron opening device |
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| Country | Link |
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| CN (1) | CN112194069A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366969A (en) * | 2022-09-21 | 2022-11-22 | 国网山东省电力公司济南市章丘区供电公司 | Cable well lid board handling device |
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| CN205875218U (en) * | 2016-06-01 | 2017-01-11 | 浙江工业大学 | Manhole cover lifting and decline mobile device based on rhombus elevating system |
| CN107915182A (en) * | 2017-12-21 | 2018-04-17 | 长安大学 | A kind of well cover for sewer lifting, storage and handling device and application method |
| CN207498016U (en) * | 2017-09-25 | 2018-06-15 | 厦门市特种设备检验检测院 | A kind of gas valve well cover opener |
| CN207671639U (en) * | 2017-10-24 | 2018-07-31 | 中国十九冶集团有限公司 | Heavy cover plate opening device for power cable trench |
| CN209098074U (en) * | 2018-10-18 | 2019-07-12 | 王书剑 | A kind of novel town road manhole cover lifting device |
| CN212639900U (en) * | 2020-09-15 | 2021-03-02 | 江苏璟荣建设有限公司 | Cable pit inspection shaft apron opening device |
-
2020
- 2020-09-15 CN CN202010969726.1A patent/CN112194069A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205875218U (en) * | 2016-06-01 | 2017-01-11 | 浙江工业大学 | Manhole cover lifting and decline mobile device based on rhombus elevating system |
| CN207498016U (en) * | 2017-09-25 | 2018-06-15 | 厦门市特种设备检验检测院 | A kind of gas valve well cover opener |
| CN207671639U (en) * | 2017-10-24 | 2018-07-31 | 中国十九冶集团有限公司 | Heavy cover plate opening device for power cable trench |
| CN107915182A (en) * | 2017-12-21 | 2018-04-17 | 长安大学 | A kind of well cover for sewer lifting, storage and handling device and application method |
| CN209098074U (en) * | 2018-10-18 | 2019-07-12 | 王书剑 | A kind of novel town road manhole cover lifting device |
| CN212639900U (en) * | 2020-09-15 | 2021-03-02 | 江苏璟荣建设有限公司 | Cable pit inspection shaft apron opening device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366969A (en) * | 2022-09-21 | 2022-11-22 | 国网山东省电力公司济南市章丘区供电公司 | Cable well lid board handling device |
| CN115366969B (en) * | 2022-09-21 | 2023-10-24 | 国网山东省电力公司济南市章丘区供电公司 | Cable well lid board handling device |
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