CN109667600A - Expander is used in a kind of dismounting of tunnel duct piece - Google Patents
Expander is used in a kind of dismounting of tunnel duct piece Download PDFInfo
- Publication number
- CN109667600A CN109667600A CN201811628681.0A CN201811628681A CN109667600A CN 109667600 A CN109667600 A CN 109667600A CN 201811628681 A CN201811628681 A CN 201811628681A CN 109667600 A CN109667600 A CN 109667600A
- Authority
- CN
- China
- Prior art keywords
- tunnel
- steel structure
- supporting steel
- telescopic rod
- duct piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
Abstract
The invention discloses a kind of tunnel duct piece dismounting expanders, including supporting steel structure and sliding rail, the lower end of the supporting steel structure is provided with motor vehicle, and the lower end of motor vehicle is equipped with wheel, the wheel rolling is connected at the sliding slot of moving track, and moving track is mounted by means of bolts on the rear surface of Tunnel ontology, the front interior of the supporting steel structure is fixedly installed with accumulator box, and the outer surface of accumulator box is fixedly installed with electric telescopic rod, shaft is rotatably connected in the middle part of the rear end of the supporting steel structure, the mechanical-stretching bar is fixedly installed with sanding block by support frame far from one end of shaft, the front-end surface of the supporting steel structure is connected with protection cap.The tunnel duct piece, which is removed, uses expander, convenient to be purged disassembly to the section of jurisdiction of Tunnel body surface, is also convenient for polishing to the inner wall of the Tunnel ontology after dismounting, convenient for increasing the internal diameter of Tunnel ontology, be easy to use.
Description
Technical field
The present invention relates to tunnel duct pieces to remove correlative technology field, and expander is used in specially a kind of tunnel duct piece dismounting.
Background technique
Municipal pipeline tunnel, rail tunnel and other type tunnels are swift and violent in development in recent years in recent years, so
More all types of Tunnel Engineering determine that we gradually excessively can be all kinds of from the present big construction of Tunnel Engineering, great development period
The reparation in type tunnel, maintenance, reorganization and expansion period, general Tunnel Engineering is opposite to focus on new construction, for the dimension in old tunnel
Repair or tunnel be because of volume of traffic increase in demand, the case where to dig, prepare and consider and it is insufficient, reorganization and expansion tunnel is by former tunnel
The limitation of road sectional space, tunnel profile and lateral is arranged and usable construction equipment size is both needed to be fully considered, tunnel
Existing tunnel lining cutting how is removed during reorganization and expansion, the liner structure more renewed is also to have comparable difficulty and challenge.
Currently, general tunnel duct piece is removed, by manually cutting section of jurisdiction, then to be dismantled, working efficiency is low, and
And the dynamics for damaging section of jurisdiction is larger, and the inconvenient inner wall to the Tunnel ontology after disassembly, polishes, it has not been convenient to increase
The internal diameter of Tunnel ontology, therefore, it is proposed that a kind of tunnel duct piece, which is removed, uses expander, in order to solve to propose among the above
The problem of.
Summary of the invention
The purpose of the present invention is to provide a kind of tunnel duct piece dismounting expanders, to solve to mention in above-mentioned background technique
General tunnel duct piece out is removed, and by manually cutting section of jurisdiction, is then dismantled, working efficiency is low, and damages pipe
The dynamics of piece is larger, and the inconvenient inner wall to the Tunnel ontology after disassembly, polishes, it has not been convenient to increase Tunnel sheet
The problem of internal diameter of body.
To achieve the above object, the invention provides the following technical scheme: a kind of tunnel duct piece, which is removed, uses expander, including
Supporting steel structure and sliding rail, the lower end of the supporting steel structure is provided with motor vehicle, and the lower end of motor vehicle is equipped with wheel, the vehicle
Wheel is rolled and is connected at the sliding slot of moving track, and moving track is mounted by means of bolts on the lower end table of Tunnel ontology
Face, the front interior of the supporting steel structure are fixedly installed with accumulator box, and the outer surface of accumulator box be fixedly installed with it is electronic
Telescopic rod, and electric telescopic rod is connected with blade, the rear end middle part of the supporting steel structure far from the threaded one end of accumulator box
Be rotatably connected to shaft, and the outer surface of shaft is welded and connected with mechanical-stretching bar, the mechanical-stretching bar far from shaft one
End is fixedly installed with sanding block by support frame, and the outer surface of sanding block is fixedly welded and is connected with polishing tooth, the supporting steel
The front-end surface of structure is connected with protection cap, and opens up in the middle part of protection cap fluted.
Preferably, the blade and electric telescopic rod radially distribute in the inside of supporting steel structure, and blade and electricity
The connection type of dynamic telescopic rod is to be threadedly coupled, and blade is in cone-shaped structure.
Preferably, the gap of the tip of the blade and Tunnel ontology is in being arranged in a one-to-one correspondence, and blade and electronic stretches
Contracting bar runs through the inside of circular hole, and circular hole is provided on supporting steel structure.
Preferably, the sliding rail is in convex structure, and track slide by sliding rail of sanding block and Tunnel ontology
Upper end arc-shaped inner wall mutually agrees with.
Preferably, the mechanical-stretching bar is provided with 3 on supporting steel structure, and 3 mechanical-stretching bars are in inverted " t " font
Structure distribution, and mechanical-stretching bar constitutes rotational structure on supporting steel structure by sliding rail.
Preferably, the polishing tooth is uniformly distributed on sanding block, and sanding block is in convex structure, and sanding block is logical
It crosses polishing tooth and Tunnel ontology is not fixed contact connectio.
Compared with prior art, convenient to tunnel the beneficial effects of the present invention are: the tunnel duct piece, which is removed, uses expander
The section of jurisdiction of hole body surface is purged disassembly, is also convenient for polishing to the inner wall of the Tunnel ontology after dismounting, convenient for increasing
Add the internal diameter of Tunnel ontology, is easy to use；
1. being provided with blade, electric telescopic rod and sanding block, facilitate the length of automatic adjustment electric telescopic rod, consequently facilitating blade
Tip be in contact with the gap of the section of jurisdiction of Tunnel inner body wall, consequently facilitating quickly slided to section of jurisdiction, section of jurisdiction with
The junction of Tunnel ontology is easy to appear crack, and the promotion of sanding block is facilitated quickly to dismantle section of jurisdiction；
2. being provided with circular hole and protection cap, when being retracted to the inside of supporting steel structure through circular hole convenient for electric telescopic rod, screw thread turns
Dynamic protection cap, consequently facilitating protecting to electric telescopic rod, avoids dust etc. from dropping into support convenient for being closed to circular hole
The inside of steel structure, influence using；
3. being provided with sliding rail, mechanical-stretching bar and polishing tooth, it is adjusted convenient for the length to mechanical-stretching bar, is also convenient for simultaneously
Carry out rotating mechanical telescopic rod on the slide rail, facilitate adjust mechanical-stretching bar angle, convenient for the inner wall to Tunnel ontology into
Row adequately polishing removes the impurity that Tunnel ontology avoids, easily and fast convenient for quickly expanding.
Detailed description of the invention
Fig. 1 is that the present invention faces the schematic diagram of the section structure；
Fig. 2 is backsight the schematic diagram of the section structure of the present invention；
Fig. 3 connects overall structure diagram with protection cap for supporting steel structure of the present invention.
In figure: 1, supporting steel structure；2, Tunnel ontology；3, moving track；4, motor vehicle；5, wheel；6, blade；7, electronic
Telescopic rod；8, circular hole；9, protection cap；10, groove；11, sanding block；12, sliding rail；13, mechanical-stretching bar；14, support frame；15,
Polishing tooth；16, accumulator box；17, shaft.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of tunnel duct piece dismounting expander, including branch
Support steel structure 1, Tunnel ontology 2, moving track 3, motor vehicle 4, wheel 5, blade 6, electric telescopic rod 7, circular hole 8, protection cap 9,
Groove 10, sanding block 11, sliding rail 12, mechanical-stretching bar 13, support frame 14, polishing tooth 15, accumulator box 16 and shaft 17, support
The lower end of steel structure 1 is provided with motor vehicle 4, and the lower end of motor vehicle 4 is equipped with wheel 5, and the rolling of wheel 5 is connected to moving track 3
Sliding slot at, and moving track 3 is mounted by means of bolts on the rear surface of Tunnel ontology 2, in the front side of supporting steel structure 1
Portion is fixedly installed with accumulator box 16, and the outer surface of accumulator box 16 is fixedly installed with electric telescopic rod 7, and electric expansion
Bar 7 is connected with blade 6 far from the threaded one end of accumulator box 16, is rotatably connected to shaft 17 in the middle part of the rear end of supporting steel structure 1, and
The outer surface of shaft 17 is welded and connected with mechanical-stretching bar 13, and mechanical-stretching bar 13 passes through support frame 14 far from one end of shaft 17
It is fixedly installed with sanding block 11, and the outer surface of sanding block 11 is fixedly welded and is connected with polishing tooth 15, the front-end table of supporting steel structure 1
Face is connected with protection cap 9, and the middle part of protection cap 9 opens up fluted 10；
Blade 6 and electric telescopic rod 7 radially distribute in the inside of supporting steel structure 1 as shown in figure 1, and blade 6 is stretched with electronic
The connection type of contracting bar 7 is to be threadedly coupled, and blade 6 is in cone-shaped structure, is easily installed and dismantles electric telescopic rod 7, from
And convenient for being replaced to electric telescopic rod 7, it is easy to use, such as the gap of the tip of blade 6 and Tunnel ontology 2 in Fig. 1 and 3
In being arranged in a one-to-one correspondence, and blade 6 and electric telescopic rod 7 run through the inside of circular hole 8, and circular hole 8 is provided with supporting steel structure 1
On, it is protected convenient for the electric telescopic rod 7 to the inside for being retracted to supporting steel structure 1, avoids damage electric telescopic rod 7, simultaneously
It is also convenient for adjustment length, is easy to use.
As sliding rail 12 is in convex structure in Fig. 2, and the track slided by sliding rail 12 of sanding block 11 and Tunnel ontology 2
Upper end arc-shaped inner wall mutually agree with, be defined convenient for the rotational angle to mechanical-stretching bar 13, avoid polishing tooth 15 turn
The lower end ground that Tunnel ontology 2 is encountered when dynamic is influenced using as mechanical-stretching bar 13 is provided on supporting steel structure 1 in Fig. 2
3, and 3 mechanical-stretching bars 13 are distributed in inverted " t " font structure, and mechanical-stretching bar 13 passes through sliding rail 12 in supporting steel structure
Rotational structure is constituted on 1, convenient for increasing the contact area with Tunnel ontology 2, consequently facilitating quickly to Tunnel ontology 2
Inner wall is polished, be easy to use, as in Fig. 2 polish tooth 15 be uniformly distributed on sanding block 11, and sanding block 11 be in arc-shaped
Structure, and sanding block 11 is not fixed contact connectio by polishing tooth 15 and Tunnel ontology 2, convenient for Tunnel ontology 2
Inner wall carries out full and uniform polishing, is easy to use.
Working principle: when using this kind of tunnel duct piece dismounting expander, protection cap 9 is existed by groove 10 first
It is screwed on supporting steel structure 1, protection cap 9 is rotated outward, so that protection cap 9 is avoided to block circular hole 8, it then will be electronic
The power switch of telescopic rod 7 is opened, and electric telescopic rod 7 stretches, and blade 6 is inserted into section of jurisdiction on the inner wall of Tunnel ontology 2
At gap, then manually motor vehicle 4 is driven, motor vehicle 4 is sailed by wheel 5 in the enterprising every trade of moving track 3, thus just
In driving supporting steel structure 1 to be travelled, blade 6 slides the gap of section of jurisdiction on the inner wall of Tunnel ontology 2, consequently facilitating
Electric telescopic rod 7 is then retracted to the inside of circular hole 8, so the phenomenon that loosening on the inner wall of Tunnel ontology 2 by section of jurisdiction
Rear thread screws protection cap 9, and protection cap 9 is screwed to the inside of supporting steel structure 1, convenient for being closed to circular hole 8, avoids dust
Etc. the inside for entering supporting steel structure 1, supporting steel structure 1 is then subjected to rotation direction, after the front side of supporting steel structure 1 is turned to
Side continues motor vehicle 4 carrying out sliding traveling in moving track 3 by wheel 5, and the sanding block 11 on supporting steel structure 1 is to tunnel
The section of jurisdiction of loosening on 2 inner wall of hole ontology is pushed, while being also convenient for polishing to the inside of Tunnel ontology 2, works as pipe
After piece is removed, be bolted in shaft 17 be equipped with the model XD-60KTYZ motor motor facilitate carry out it is two-way
Rotation avoids damage sanding block 11, motor drives shaft 17 to rotate, to polish consequently facilitating being rotated according to sliding rail 12
Block 11 is rotated in shaft 17 by mechanical-stretching bar 13, consequently facilitating it is same polish to the inside of Tunnel ontology 2
When be also convenient for it is expanding, be easy to use, the above sequence of operations for just completing this kind of tunnel duct piece dismounting expander.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of tunnel duct piece, which is removed, uses expander, including supporting steel structure (1) and sliding rail (12), it is characterised in that: the branch
The lower end of support steel structure (1) is provided with motor vehicle (4), and the lower end of motor vehicle (4) is equipped with wheel (5), and the wheel (5) rolls
It is connected at the sliding slot of moving track (3), and moving track (3) is mounted by means of bolts on the lower end of Tunnel ontology (2)
The front interior on surface, the supporting steel structure (1) is fixedly installed with accumulator box (16), and the outer surface of accumulator box (16) is solid
Dingan County is equipped with electric telescopic rod (7), and electric telescopic rod (7) is connected with blade far from the threaded one end of accumulator box (16)
(6), it is rotatably connected to shaft (17) in the middle part of the rear end of the supporting steel structure (1), and the outer surface of shaft (17) is welded and connected with
Mechanical-stretching bar (13), the one end of the mechanical-stretching bar (13) far from shaft (17) is fixedly installed with by support frame (14) to be beaten
Abrading block (11), and the outer surface of sanding block (11) is fixedly welded and is connected with polishing tooth (15), the front-end table of the supporting steel structure (1)
Face is connected with protection cap (9), and fluted (10) are opened up in the middle part of protection cap (9).
2. a kind of tunnel duct piece according to claim 1, which is removed, uses expander, it is characterised in that: the blade (6) and
Electric telescopic rod (7) radially distributes in the inside of supporting steel structure (1), and the connection of blade (6) and electric telescopic rod (7)
Mode is to be threadedly coupled, and blade (6) is in cone-shaped structure.
3. a kind of tunnel duct piece according to claim 1, which is removed, uses expander, it is characterised in that: the blade (6)
Tip and the gap of Tunnel ontology (2) are in be arranged in a one-to-one correspondence, and blade (6) and electric telescopic rod (7) run through circular hole (8)
Inside, and circular hole (8) is provided on supporting steel structure (1).
4. a kind of tunnel duct piece according to claim 1, which is removed, uses expander, it is characterised in that: the sliding rail (12) is in
Convex structure, and sanding block (11) passes through the track of sliding rail (12) sliding and the upper end arc-shaped inner wall of Tunnel ontology (2)
Mutually agree with.
5. a kind of tunnel duct piece according to claim 1, which is removed, uses expander, it is characterised in that: the mechanical-stretching bar
(13) 3 are provided on supporting steel structure (1), and 3 mechanical-stretching bars (13) are distributed in inverted " t " font structure, and mechanical
Telescopic rod (13) constitutes rotational structure on supporting steel structure (1) by sliding rail (12).
6. a kind of tunnel duct piece according to claim 1, which is removed, uses expander, it is characterised in that: the polishing tooth (15)
It is uniformly distributed on sanding block (11), and sanding block (11) is in convex structure, and sanding block (11) passes through polishing tooth (15)
Contact connectio is not fixed with Tunnel ontology (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811628681.0A CN109667600B (en) | 2018-12-28 | 2018-12-28 | Tunnel segment demolishs with hole enlargement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811628681.0A CN109667600B (en) | 2018-12-28 | 2018-12-28 | Tunnel segment demolishs with hole enlargement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109667600A true CN109667600A (en) | 2019-04-23 |
| CN109667600B CN109667600B (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811628681.0A Active CN109667600B (en) | 2018-12-28 | 2018-12-28 | Tunnel segment demolishs with hole enlargement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109667600B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411968A (en) * | 2020-03-04 | 2020-07-14 | 中国建筑第二工程局有限公司 | Expanding excavation structure for shield tunnel foundation and construction method thereof |
| CN112065407A (en) * | 2020-09-14 | 2020-12-11 | 嘉兴博睿创业服务有限公司 | Tunnel expanding machine with automatic tunnel segment dismounting mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411968A (en) * | 2020-03-04 | 2020-07-14 | 中国建筑第二工程局有限公司 | Expanding excavation structure for shield tunnel foundation and construction method thereof |
| CN111411968B (en) * | 2020-03-04 | 2021-08-03 | 中国建筑第二工程局有限公司 | Expanding excavation structure for shield tunnel foundation and construction method thereof |
| CN112065407A (en) * | 2020-09-14 | 2020-12-11 | 嘉兴博睿创业服务有限公司 | Tunnel expanding machine with automatic tunnel segment dismounting mechanism |
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| Publication number | Publication date |
|---|---|
| CN109667600B (en) | 2020-02-21 |
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