CN111267929A - Wheel type well lid opening and carrying device - Google Patents
Wheel type well lid opening and carrying device Download PDFInfo
- Publication number
- CN111267929A CN111267929A CN201911318036.3A CN201911318036A CN111267929A CN 111267929 A CN111267929 A CN 111267929A CN 201911318036 A CN201911318036 A CN 201911318036A CN 111267929 A CN111267929 A CN 111267929A
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- China
- Prior art keywords
- rod
- rod piece
- well lid
- piece
- central axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to a wheel type well lid opening and carrying device which comprises a first rod piece and a second rod piece, wherein the end parts of the first rod piece and the second rod piece are fixedly connected, an included angle between the first rod piece and the second rod piece is an obtuse angle, a mounting hole is formed in the connecting part of the first rod piece and the second rod piece, a rotating shaft penetrates through the mounting hole, and two ends of the rotating shaft are respectively provided with a roller; the first rod piece is used for connecting the well lid, the second rod piece is used for transmitting external torque, a through hole is formed in one end, far away from the second rod piece, of the first rod piece, and the axis of the through hole, the central axis of the first rod piece and the central axis of the second rod piece are located on the same plane; be equipped with the screw rod in the through-hole, the lower extreme of screw rod pass behind the first member with buckle fixed connection, the nut is installed to the upper end of screw rod, the buckle can stretch into the hole of opening of well lid, the buckle can be after stretching into the hole of opening limit screw rod and along the vertical ascending motion of well lid.
Description
Technical Field
The invention belongs to the technical field of engineering equipment, and particularly relates to a wheel type well lid opening and carrying device.
Background
The work content of the cable transportation and inspection major mainly comprises cable channel operation and maintenance, cable line laying, cable line moving and changing and power failure maintenance work of various designed cable lines. In the field investigation stage, each work requires people to open the cable inspection well and check the running condition, the trend and the like of the internal cable. When each work is carried out, dozens of cable well covers or even dozens of cable well covers are basically required to be opened, the workload is extremely high, and the requirement on physical strength is also extremely high.
The inventor has appreciated that the weight of the existing bearing type electric well lid is relatively large, and the used well lid opening tool mainly depends on manpower, is not assisted by any external force, and cannot be applied to all types of well lids due to the size problem. Therefore, each time the on-site investigation work comes down, only the work of pulling the well lid open consumes a lot of manpower, and the subsequent investigation of the staff can not be completed under the condition of abundant physical strength.
Among the existing cable hoisting equipment, there are simple hoisting devices that utilize the lever principle to hoist the well lid, and these hoisting devices have the following disadvantages:
after the existing lifting equipment utilizing the lever principle lifts the well cover, the lifting equipment is dragged to be away from the periphery of the cable well, and the downward pressure needs to be kept all the time to suspend the well cover; once the pressure is released, the well lid is easily dragged on the ground and generates severe friction, and the ground cement structure and the well lid are damaged. Simultaneously current lever lifts by crane the long distance transportation that equipment can not accomplish the well lid, can not take place when damaged at the well lid, transports it to retrieving department, need be equipped with extra transfer car (buggy).
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a wheel type well lid opening and carrying device which can be used for conveniently opening a cable well lid and reducing the manpower loss in the well lid opening process; can lift by crane the back at cable well lid, keep well lid and ground to break away from the state of contact, need not dispose extra transfer equipment and just can accomplish the transportation of well lid.
In order to achieve the purpose, the invention adopts the following technical scheme: a wheel type well lid opening and carrying device comprises a first rod piece and a second rod piece which are fixedly connected at the end parts, wherein an included angle between the first rod piece and the second rod piece is an obtuse angle;
first member is used for connecting the well lid, the second member is used for transmitting outside moment, the one end that the second member was kept away from to first member is equipped with the through-hole, the axis of through-hole, the central axis of first member, the central axis of second member are in the coplanar.
Be equipped with the screw rod in the through-hole, the lower extreme of screw rod pass behind the first member with buckle fixed connection, the nut is installed to the upper end of screw rod, the buckle can stretch into the hole of opening of well lid, the buckle can be after stretching into the hole of opening limit screw rod and along the vertical ascending motion of well lid.
Two ends of the first rod piece are respectively and rotatably connected with a first outward extending rod, and a rotating axis between the first outward extending rod and the first rod piece is vertically arranged; one end of the first externally extending rod is rotatably connected with the first rod piece, the other end of the first externally extending rod is rotatably connected with the second externally extending rod, the rotating axes of the second externally extending rod and the first externally extending rod are arranged in parallel, and two ends of the second externally extending rod are respectively rotatably provided with a traveling mechanism.
Further, bearings are respectively installed at two ends of the rotating shaft, and the rotating shaft is rotatably connected with the roller through the bearings.
Furthermore, a grab handle is arranged at one end, away from the first rod piece, of the second rod piece, and an included angle between the grab handle and the second rod piece is an obtuse angle.
Further, the length of second member is greater than first member, the grab handle sets up towards first member, the central axis of grab handle, the central axis of first member and the central axis of second member are in the coplanar.
Further, the central axis of the rotating shaft is perpendicular to the central axis of the first rod piece.
Furthermore, running gear includes the support, the support is fixed to be set up in first overhanging pole lower part, the support rotates with the walking wheel and is connected.
Further, the rotating direction of the walking wheels is the same as that of the rollers.
The invention has the beneficial effects that:
the cooperation of screw rod, nut and buckle can realize through screwing up the nut that the top between first member, buckle and the well lid is tight for the central axis of first member is in parallel state with the plane at well lid place, and the moment of the first member transmission second member department of being convenient for reduces the moment loss of first member and second member department.
The bearing and the roller structure are matched for use, so that rolling friction can be provided when the second rod piece is pulled backwards, and the resistance of sliding friction is reduced.
The first external extension rod can be rotated before the well lid is lifted by adopting the combination of the first external extension rod, the second external extension rod and the travelling mechanism, so that the lifting of the first rod piece cannot be influenced by the second external extension rod and the travelling mechanism; after lifting by crane and accomplishing, can make running gear be in the below of well lid through rotatory first pole and the second pole that stretches out outward, when relaxing and pushing down the grab handle, can accomplish the support of well lid through running gear, change the sliding friction of well lid and ground into rolling friction, be convenient for realize the long distance of well lid and transport.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is an isometric view of an overall structure in an embodiment of the invention;
FIG. 2 is an isometric view of the overall structure used in conjunction with a well lid in an embodiment of the invention;
fig. 3 is a front view of the overall structure used with the well lid in the embodiment of the invention.
In the figure: 1. buckling; 2. a first bar member; 3. a nut; 4. a screw; 5. a roller; 6. a second bar member; 7. a handle; 8. a rotating shaft; 9. mounting a plate; 10. a first outwardly extending rod; 11. a second outer extension bar; 12. a traveling mechanism; 13. a well cover is provided.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "up, down, left and right" when appearing in the present invention merely indicate correspondence with the up, down, left and right directions of the drawings themselves, and are not limiting of structure, but merely for convenience of description and simplified description, and do not indicate or imply that the referenced apparatus or component must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting of the present invention.
In a typical embodiment of the present invention, as shown in fig. 1 to 3, a wheel type manhole cover opening and carrying device includes a first rod 2 and a second rod 6, the ends of which are fixedly connected, an included angle between the first rod 2 and the second rod 6 is an obtuse angle, a connecting portion between the first rod 2 and the second rod 6 is provided with a mounting hole, a rotating shaft 8 penetrates through the mounting hole, and two ends of the rotating shaft 8 are respectively provided with a roller 5.
The first rod piece 2 is used for connecting the well lid, the second rod piece 6 is used for transmitting external torque, a through hole is formed in one end, far away from the second rod piece 6, of the first rod piece 2, and the axis of the through hole, the central axis of the first rod piece 2 and the central axis of the second rod piece 6 are located on the same plane;
a screw rod 4 is arranged in the through hole, the lower end of the screw rod 4 is fixedly connected with a buckle 1 after penetrating through a first rod piece 2, a nut 3 is installed at the upper end of the screw rod 4, the buckle 1 can extend into an opening hole of the well lid, and the buckle 1 can limit the screw rod 4 and the movement vertically upwards along the well lid after extending into the opening hole;
specifically, the bearings are respectively installed at two ends of the rotating shaft 8, and the rotating shaft 8 is rotatably connected with the roller 5 through the bearings. A grab handle 7 is arranged at one end, far away from the first rod piece 2, of the second rod piece 6, and an included angle between the grab handle 7 and the second rod piece 6 is an obtuse angle.
In some embodiments, buckle 11 can be rectangular shaped plate, and buckle 1 of rectangular shaped plate should be corresponding to the well lid trompil of rectangular shape, and the size of well lid trompil is the same with the rectangular plate size, can pass through rotatory rectangular shaped plate after inserting rectangular shaped plate from the well lid trompil for the in-process that moves up of screw rod 4, rectangular shaped plate drive well lid shifts up.
In other embodiments, the structural form of the buckle 1 can be set by a person skilled in the art, and is not described herein.
One end of the first rod piece 2 close to the second rod piece 6 forms a mounting plate 9, the width of the mounting plate 9 is larger than the widths of other positions in the first rod piece 2, two ends of the mounting plate 9 are respectively and rotatably connected with a first outward extending rod 10, and a rotating axis between the first outward extending rod 10 and the first rod piece 2 is vertically arranged; one end of the first outer extension rod 10 is rotatably connected with the first rod piece 2, the other end of the first outer extension rod is rotatably connected with the second outer extension rod 11, the rotation axes of the second outer extension rod 11 and the first outer extension rod 10 are arranged in parallel, and two ends of the second outer extension rod 11 are respectively rotatably provided with a traveling mechanism.
The walking mechanism comprises a support, the support is fixedly arranged on the lower portion of the first outer extension rod 10, and the support is rotatably connected with the walking wheel. The rotating direction of the walking wheels is the same as that of the rollers 5.
The bearings are respectively installed at two ends of the rotating shaft 8, and the rotating shaft 8 is rotatably connected with the roller 5 through the bearings. A grab handle 7 is arranged at one end, far away from the first rod piece 2, of the second rod piece 6, and an included angle between the grab handle 7 and the second rod piece 6 is an obtuse angle.
The length of the second rod piece 6 is larger than that of the first rod piece 2, the grab handle 7 is arranged towards the first rod piece 2, and the central axis of the grab handle 7, the central axis of the first rod piece 2 and the central axis of the second rod piece 6 are located on the same plane. The central axis of the rotating shaft 8 is perpendicular to the central axis of the first rod 2.
The first rod piece 2 is used as a shorter rod in the lever and is used for tilting the well cover; the second rod piece 6 is used as a longer rod in the lever and is used for transmitting torque; the grab handle 7 is a position grabbed by a constructor during operation, can be pressed down and pulled back simultaneously, and is convenient for opening and moving the well lid. The nut 3 is used for fixing the screw rod 4 and the first rod piece 2 together so as to ensure that the screw rod 4 can be lifted upwards in the process of lifting the first rod piece 2 upwards, so that the electric well cover can be opened; the screw rod 4 is used for extending the buckle 1 into a reserved opening hole of the electric well lid and tilting the well lid along with the lifting of the first rod piece 2; one of the functions of the roller 5 is as a fulcrum of the lever, and the other function is to facilitate pulling the well lid away from the original position after being opened.
In some embodiments, the central axis of the spindle 8 is perpendicular to the central axis of the first pin 2.
The working principle is as follows: when the device is used, buckle 1 is passed the well lid trompil for the in-process that moves up on screw rod 4, the well lid can shift up under buckle 1's drive in step, then passes the through-hole of first member 2 with screw rod 4, and the upper end mounting nut 3 of screw rod 4 makes buckle 1 sticis the lower surface of well lid, the upper surface that first member 2 sticiss the well lid through screwing nut 3.
The grab handle 7 is pressed down to enable the well lid to be raised, the grab handle 7 is pulled backwards, the grab handle 7 drives the first rod piece 2 and the second rod piece 6 to move downwards in a certain horizontal direction away from the well mouth, and the well lid is taken away from the well mouth.
After utilizing first member 2 and 6 perks of accomplishing back well lid of second member, if need carry the well lid to position far away, can be through the mode of rotatory first pole 10, the second pole 11 of stretching outward for running gear 12 can be in under the cable well lid, stops to push down grab handle 7, and the well lid falls back and contacts with running gear 12.
At the moment, the lower part of the well lid is supported by the walking mechanism 12, and the handle is pulled to take the device, namely the well lid, away from the operation site.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (7)
1. A wheel type well lid opening and carrying device is characterized by comprising a first rod piece and a second rod piece which are fixedly connected at the end parts, wherein an included angle between the first rod piece and the second rod piece is an obtuse angle;
the first rod piece is used for connecting the well lid, the second rod piece is used for transmitting external torque, a through hole is formed in one end, far away from the second rod piece, of the first rod piece, and the axis of the through hole, the central axis of the first rod piece and the central axis of the second rod piece are located on the same plane;
a screw rod is arranged in the through hole, the lower end of the screw rod penetrates through the first rod piece and then is fixedly connected with the buckle, a nut is arranged at the upper end of the screw rod, the buckle can extend into an opening hole of the well lid, and the buckle can limit the screw rod and the well lid to vertically move upwards after extending into the opening hole;
two ends of the first rod piece are respectively and rotatably connected with a first outward extending rod, and a rotating axis between the first outward extending rod and the first rod piece is vertically arranged;
one end of the first outer extension rod is rotatably connected with the first rod piece, the other end of the first outer extension rod is rotatably connected with the second outer extension rod, the rotation axes of the second outer extension rod and the first outer extension rod are arranged in parallel, and two ends, far away from the first outer extension rod, of the second outer extension rod are respectively rotatably provided with a walking mechanism.
2. The wheeled manhole cover opening and carrying device according to claim 1, wherein bearings are respectively mounted at two ends of the rotating shaft, and the rotating shaft is rotatably connected with the rollers through the bearings.
3. The wheeled manhole cover opening and carrying device of claim 1, wherein a grab handle is arranged at one end of the second rod piece, which is far away from the first rod piece, and an included angle between the grab handle and the second rod piece is an obtuse angle.
4. The wheeled manhole cover opening and carrying device of claim 3, wherein the second rod is longer than the first rod, the handle is arranged towards the first rod, and a central axis of the handle, a central axis of the first rod and a central axis of the second rod are in the same plane.
5. The wheeled manhole cover opening and carrying device of claim 1, wherein the central axis of the rotating shaft is perpendicular to the central axis of the first bar.
6. The wheeled manhole cover opening and carrying device of claim 5, wherein the travelling mechanism comprises a support, the support is fixedly arranged at the lower part of the second external extension rod, and the support is rotatably connected with the travelling wheel.
7. The wheeled manhole cover opening and carrying device of claim 6, wherein the travelling wheels rotate in the same direction as the rolling wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318036.3A CN111267929B (en) | 2019-12-19 | 2019-12-19 | Wheel type well lid opening and carrying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318036.3A CN111267929B (en) | 2019-12-19 | 2019-12-19 | Wheel type well lid opening and carrying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111267929A true CN111267929A (en) | 2020-06-12 |
| CN111267929B CN111267929B (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911318036.3A Active CN111267929B (en) | 2019-12-19 | 2019-12-19 | Wheel type well lid opening and carrying device |
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| CN (1) | CN111267929B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2781774B1 (en) * | 1998-07-30 | 2000-09-29 | Sagep | SECURITY GATE, FORMING A SUBTERRANEAN ACCESS PAD HANDLING DEVICE |
| CN201240810Y (en) * | 2008-07-01 | 2009-05-20 | 林超 | Novel manual hoister |
| CN206375648U (en) * | 2016-12-27 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of well cover opening device |
| CN206915679U (en) * | 2017-06-30 | 2018-01-23 | 福建旺丰智能科技有限公司 | A kind of item transfer car |
| CN207889782U (en) * | 2018-03-02 | 2018-09-21 | 福建旺丰智能科技有限公司 | A kind of idler wheel suitching type article carrying vehicle |
| CN208327342U (en) * | 2018-06-08 | 2019-01-04 | 国网辽宁省电力有限公司大连供电公司 | Portable manhole cover opener |
-
2019
- 2019-12-19 CN CN201911318036.3A patent/CN111267929B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2781774B1 (en) * | 1998-07-30 | 2000-09-29 | Sagep | SECURITY GATE, FORMING A SUBTERRANEAN ACCESS PAD HANDLING DEVICE |
| CN201240810Y (en) * | 2008-07-01 | 2009-05-20 | 林超 | Novel manual hoister |
| CN206375648U (en) * | 2016-12-27 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of well cover opening device |
| CN206915679U (en) * | 2017-06-30 | 2018-01-23 | 福建旺丰智能科技有限公司 | A kind of item transfer car |
| CN207889782U (en) * | 2018-03-02 | 2018-09-21 | 福建旺丰智能科技有限公司 | A kind of idler wheel suitching type article carrying vehicle |
| CN208327342U (en) * | 2018-06-08 | 2019-01-04 | 国网辽宁省电力有限公司大连供电公司 | Portable manhole cover opener |
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| Publication number | Publication date |
|---|---|
| CN111267929B (en) | 2021-06-29 |
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