CN115450274A - Method for rapidly excavating earthwork under barrier in narrow space of pipeline groove - Google Patents
Method for rapidly excavating earthwork under barrier in narrow space of pipeline groove Download PDFInfo
- Publication number
- CN115450274A CN115450274A CN202211219155.5A CN202211219155A CN115450274A CN 115450274 A CN115450274 A CN 115450274A CN 202211219155 A CN202211219155 A CN 202211219155A CN 115450274 A CN115450274 A CN 115450274A
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- China
- Prior art keywords
- drill bit
- obstacle
- hand
- rod
- narrow space
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/16—Machines for digging other holes in the soil
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of municipal pipeline construction, in particular to a method for quickly excavating earthwork under an obstacle in a narrow space of a pipeline trench.
Description
Technical Field
The invention relates to the technical field of municipal pipeline construction, in particular to a method for quickly excavating earthwork under an obstacle in a narrow space of a pipeline trench.
Background
Municipal administration underground piping covers the feedwater, the drainage, the heating, communication, a plurality of field pipelines such as electric power, the pipeline is located underground vertically and horizontally staggered, therefore, when newly-built underground piping, to underground piping slot excavation in-process, very easily touch the blockking that has pipeline or other barriers, when the barrier appears on the underground piping slot excavation route and blocks, excavating machinery can't be under construction to barrier lower part earthwork, and because of the space is narrow and small, the spade has certain length, when artifical use the spade excavation, inconvenient hard, the operation is comparatively difficult, and the time spent is longer, the efficiency of construction is lower.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a method for rapidly excavating earth beneath an obstacle in a narrow space of a pipeline trench.
The invention solves the problems and adopts the technical scheme that:
a method for rapidly excavating earthwork under an obstacle in a narrow space of a pipeline trench comprises the following steps:
the method comprises the following steps: excavating a pipeline trench by using an excavator by adopting a conventional construction method;
step two: when a barrier is blocked on a pipeline groove excavation path, excavating and removing the front part, the rear part and the upper part of the barrier;
step three: the construction method comprises the following steps that constructors go down to the bottom of a pipeline trench to be excavated, construction excavation is carried out on earth below an obstacle by using a drill bit connected with a hand crank rod, the drill bit is a spiral rod with spiral blades, the hand crank rod is Z-shaped, a hand-held steel pipe is sleeved on a horizontal section of the hand crank rod connected with the drill bit, the hand-held steel pipe is held by one hand, the drill bit is rotated by the other hand to drive the drill bit to rotate, the drill bit drills into the earth below the obstacle, the soil is led out through the spiral blades, when the distance between the front side and the rear side of the earth below the obstacle is greater than the integral length of the drill bit, a spiral extension rod is additionally arranged between the drill bit and the hand crank rod, and the spiral extension rod is also provided with the spiral blades;
step four: and repeating the third operation until the earthwork at the lower part of the barrier is completely cleaned.
Compared with the prior art, the invention adopting the technical scheme has the prominent characteristics that:
when the method is used for construction excavation of the soil below the obstacle of the pipeline trench, the hand-operated lever is shaken to rotate the drill bit, and the soil is led out through the helical blade, so that the soil below the obstacle can be transversely excavated, the force is conveniently applied, the operation is simple, the excavation speed is high, the time is saved, and the construction efficiency is improved.
Preferably, the further technical scheme of the invention is as follows:
the end of the screw rod at the head of the drill bit is conical.
The spiral rod end of drill bit afterbody is provided with the inserted bar, and the jack has been seted up to the horizontal segment tip that hand rocking bar and drill bit are connected, and the inserted bar uses with the jack cooperation, runs through jack both sides wall and inserted bar simultaneously and has seted up the locating hole, is provided with the locating pin in the locating hole, and spacing hole has been seted up to the locating pin tip, and spacing downthehole split pin that is provided with.
One end of the portable steel pipe close to the drill bit is sleeved with a circular baffle.
Drawings
FIG. 1 is a schematic view of an assembly structure of a drill, a screw extension rod and a hand lever according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a drill bit body according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a main body of a hand rocker according to an embodiment of the invention;
FIG. 4 is a schematic view of an assembly structure of a positioning pin and a cotter pin according to an embodiment of the present invention;
labeled as: the drilling tool comprises a drilling bit 1, a spiral extension rod 2, a circular baffle 3, a hand-operated rod 4, a portable steel pipe 5, a positioning pin 6, a positioning hole 7, an insertion rod 1-1, an insertion hole 4-1, a limiting hole 6-1 and an opening pin 6-2.
Detailed Description
The invention will be further illustrated by the following examples, which are intended only for a better understanding of the present invention and therefore do not limit the scope of the invention.
Referring to fig. 1 to 4, a method for rapidly excavating earthwork under an obstacle in a narrow space of a pipeline trench comprises the following steps:
the method comprises the following steps: the pipe trench is excavated using an excavator using a conventional construction method.
Step two: when the obstacle blocking occurs on the digging path of the pipeline trench, the front part, the rear part and the upper part of the obstacle are excavated and removed.
Step three: constructor is down to the pipeline slot bottom with the excavation, use drill bit 1 to connect hand lever 4 and carry out the construction excavation to obstacle lower part earthwork, drill bit 4 is the hob that has helical blade, hand lever 4 is the zigzag, the cover is equipped with portable steel pipe 5 on the horizontal segment that hand lever 4 and drill bit 1 are connected, portable steel pipe 5 is held to the one hand, the other hand rocks hand lever 4 and drives drill bit 1 rotatory, drill bit 1 drills into to obstacle lower part earthwork, derive soil through helical blade, when the distance is greater than 1 overall length of drill bit between the two sides around obstacle lower part earthwork, install spiral extension bar 2 additional between drill bit 1 and hand lever 4, also have helical blade on spiral extension bar 2.
Step four: and repeating the third step until the earthwork at the lower part of the barrier is completely cleaned.
The end of the screw rod at the head of the drill bit 1 is conical.
The spiral rod end at the tail of the drill bit 1 is provided with an inserting rod 1-1, the end part of a horizontal section, connected with the drill bit 1, of the hand-operated rod 4 is provided with an inserting hole 4-1, the inserting rod 1-1 is matched with the inserting hole 4-1 for use, meanwhile, a positioning hole 7 is formed in the position, penetrating through two side walls of the inserting hole 4-1, of the inserting rod 1-1, a positioning pin 6 is arranged in the positioning hole 7, the end part of the positioning pin 6 is provided with a limiting hole 6-1, and an opening pin 6-2 is arranged in the limiting hole 6-1.
One end of the portable steel pipe 5 close to the drill bit 1 is sleeved with a circular baffle 3.
Spiral extension rod one end also is provided with the inserted bar, and the other end is provided with the jack to the locating hole has been seted up.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims and their equivalents.
Claims (4)
1. A method for rapidly excavating earthwork under an obstacle in a narrow space of a pipeline trench is characterized by comprising the following steps:
the method comprises the following steps: excavating the pipeline trench by using an excavator by adopting a conventional construction method;
step two: when the obstacle blocking occurs on the excavation path of the pipeline trench, excavating and removing the front part, the rear part and the upper part of the obstacle;
step three: the method comprises the following steps that constructors go down to the bottom of an excavated pipeline trench, construction excavation is carried out on earth below an obstacle by using a drill bit to connect a hand crank rod, the drill bit is a spiral rod with spiral blades and is Z-shaped, a hand-held steel pipe is sleeved on a horizontal section where the hand crank rod is connected with the drill bit, the hand-held steel pipe is held by one hand, the drill bit is driven to rotate by the other hand after the hand crank rod is shaken by the other hand, the drill bit drills into the earth below the obstacle, the earth is led out through the spiral blades, when the distance between the front side and the rear side of the earth below the obstacle is greater than the integral length of the drill bit, a spiral extension rod is additionally arranged between the drill bit and the hand crank rod, and the spiral extension rod is also provided with the spiral blades;
step four: and repeating the third step until the earthwork at the lower part of the barrier is completely cleaned.
2. The method for rapidly excavating earth beneath an obstacle in a narrow space of a pipeline trench according to claim 1, wherein: the end of the screw rod at the head of the drill bit is conical.
3. The method for rapidly excavating earth beneath an obstacle in a narrow space of a duct trench according to claim 1, wherein: the spiral rod end of drill bit afterbody is provided with the inserted bar, and the jack has been seted up with the horizontal segment tip that the drill bit is connected to hand pole, and the inserted bar uses with the jack cooperation, runs through jack both sides wall simultaneously and has seted up the locating hole with the inserted bar, is provided with the locating pin in the locating hole, and spacing hole has been seted up to the locating pin tip, spacing downthehole split pin that is provided with.
4. The method for rapidly excavating earth beneath an obstacle in a narrow space of a pipeline trench according to claim 1, wherein: one end of the portable steel pipe close to the drill bit is sleeved with a circular baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211219155.5A CN115450274A (en) | 2022-10-08 | 2022-10-08 | Method for rapidly excavating earthwork under barrier in narrow space of pipeline groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211219155.5A CN115450274A (en) | 2022-10-08 | 2022-10-08 | Method for rapidly excavating earthwork under barrier in narrow space of pipeline groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115450274A true CN115450274A (en) | 2022-12-09 |
Family
ID=84308605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211219155.5A Pending CN115450274A (en) | 2022-10-08 | 2022-10-08 | Method for rapidly excavating earthwork under barrier in narrow space of pipeline groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115450274A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202227974U (en) * | 2011-06-27 | 2012-05-23 | 杨月鸿 | Rotary pit drilling device |
| CN205089207U (en) * | 2015-11-03 | 2016-03-16 | 浙江东冠通信技术股份有限公司 | Device is dug soon in crank drive formula wire pole installation hole |
| CN210263185U (en) * | 2019-06-25 | 2020-04-07 | 中建八局第一建设有限公司 | A excavate utensil that is used for municipal pipeline to pass through small-size barrier |
| CN214784270U (en) * | 2021-01-23 | 2021-11-19 | 张家港保税区金运通市政建筑工程有限公司 | Municipal administration pipeline passes through excavation utensil of barrier |
-
2022
- 2022-10-08 CN CN202211219155.5A patent/CN115450274A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202227974U (en) * | 2011-06-27 | 2012-05-23 | 杨月鸿 | Rotary pit drilling device |
| CN205089207U (en) * | 2015-11-03 | 2016-03-16 | 浙江东冠通信技术股份有限公司 | Device is dug soon in crank drive formula wire pole installation hole |
| CN210263185U (en) * | 2019-06-25 | 2020-04-07 | 中建八局第一建设有限公司 | A excavate utensil that is used for municipal pipeline to pass through small-size barrier |
| CN214784270U (en) * | 2021-01-23 | 2021-11-19 | 张家港保税区金运通市政建筑工程有限公司 | Municipal administration pipeline passes through excavation utensil of barrier |
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