CN209129620U - A kind of constructing tunnel reinforced support - Google Patents
A kind of constructing tunnel reinforced support Download PDFInfo
- Publication number
- CN209129620U CN209129620U CN201821833095.5U CN201821833095U CN209129620U CN 209129620 U CN209129620 U CN 209129620U CN 201821833095 U CN201821833095 U CN 201821833095U CN 209129620 U CN209129620 U CN 209129620U
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- bar
- free bearing
- outer bar
- lifting assembly
- slot
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Abstract
The utility model discloses a kind of constructing tunnel reinforced supports, it is related to constructing tunnel support technology field, including pedestal, the support plate of lifting assembly on pedestal and its lift side set on lifting assembly, the upper surface of pedestal is symmetrically arranged with lower free bearing, reinforcement liner plate is symmetrically arranged on the inner wall of support plate, the lower end surface for reinforcing liner plate is equipped with upper free bearing, flexible reinforced support is equipped between upper free bearing and lower free bearing, flexible reinforced support mirror image is distributed in the two sides of lifting assembly, flexible reinforced support is made of outer bar and interior bar, outer bar is hollow stem, the lower end of outer bar is equipped with lower connecting base, and it is mounted in lower free bearing by lower connecting base, interior bar is solid hopkinson bar, and interior bar is nested in outer bar, the upper end of interior bar is equipped with upper connecting base, and it is mounted in upper free bearing by upper connecting base, the utility model structure is simple, using flexible is higher , cost is relatively low, convenient for constructing according to the actual situation, has practical value.
Description
Technical field
The utility model relates to constructing tunnel support technology fields, and in particular to a kind of constructing tunnel reinforced support.
Background technique
Tunnel is built in rock mass, the bottom or the soil body, and there is outlet at both ends, and work vehicle, pedestrian, water flow and pipeline pass through
Channel.After tunnel excavation, in order to effectively constrain and control the deformation of country rock, Analyses of Tunnel Wall Rock Stability is improved, guarantees to apply
Work safety and ensure stabilization safety of tunnel during operation later, it is necessary to carry out effective supporting.Therefore tunnel
Just need the bolt-spary supports at the initial stage of progress to protect and reinforce surrounding rock stability once excavating, after initial stage supporting construction is stablized just
Need to carry out permanent stabilization of the secondary lining to ensure tunnel entirety.
Tunnel structure is collectively formed by country rock and prop, and necessary measure must be taken to guarantee in Bracing Process
Adjoining rock stability guarantees that country rock and prop preferably combine.It is generally supported using large-scale support frame in work progress, but
It has structure is complicated, using flexible is lower, it is expensive, be not easy to construction various disadvantages.
Summary of the invention
It is caused by the prior art to solve the purpose of this utility model is to provide a kind of constructing tunnel reinforced support
Above-mentioned defects.
A kind of constructing tunnel reinforced support, lifting assembly including pedestal, on pedestal and its is set to lifting assembly
Lift side support plate, the support plate is arc panel, and arc panel is opening down, and the upper surface of the pedestal is symmetrically set
Have lower free bearing, reinforcement liner plate be symmetrically arranged on the inner wall of the support plate, reinforce liner plate lower end surface be equipped with upper free bearing, it is described on
Flexible reinforced support is equipped between free bearing and lower free bearing, flexible reinforced support mirror image is distributed in the two sides of lifting assembly, described to stretch
Contracting reinforced support is made of outer bar and interior bar, and outer bar is hollow stem, and the lower end of outer bar is equipped with lower connecting base, and passes through lower connecting base
It is mounted in lower free bearing, interior bar is solid hopkinson bar, and interior bar is nested in outer bar, and the upper end of interior bar is equipped with upper connecting base, and passes through
Upper connecting base is mounted in free bearing, and the upper end of the outer bar is equipped with locating piece, and the end face of locating piece is equipped with up and down
Through slot, the diameter of the opening of through slot upper end are greater than the diameter of the opening of through slot lower end, and the diameter of the opening of through slot lower end and outer
The internal diameter of bar is identical, external screw thread is provided on the outer wall of the outer bar, and link block is equipped in outer bar, the center of link block
It is threadedly engaged equipped with thread groove, and by thread groove and outer bar, locating piece is connected with link block by locking member.
Preferably, annular is evenly equipped with locating slot up and down, the lower end of the locating piece on the end face of the locating piece
Face is equipped with polygonal grooves, and the lower end of locating slot is connected to the bottom of polygonal grooves, uniformly distributed on the end face of the link block
There is annular groove up and down, the locking member is made of screw bolt and nut, screw bolt passes polygonal grooves and locating slot,
And the end of bolt is passed through from annular groove, and by nut check, the bolt head of the end of bolt is fallen in polygonal grooves.
Preferably, the lifting assembly is that straight line goes up and down electric cylinders, and the lower end of lifting assembly is securedly mounted to the upper of pedestal
The center of end face, the inner wall of the lift side and support plate of lifting assembly is fastenedly connected.
Preferably, the locating piece is integrated with outer bar.
Utility model has the advantages that when the utility model is used, can be improved by the way that flexible reinforced support is arranged
The support strength of entire support plate prevents tunnel support plate in construction to be under pressure and be deformed, improves the stabilization of support
Property, when using the utility model, locating piece and link block first is in not-connected status, and link block is threadedly engaged in interior bar
Outer wall on, and in turn link block, link block can move along a straight line along interior bar, when the lift side of lifting assembly is unfolded
When, support plate can drive support plate to move upwards under the driving of lifting assembly, and the outer wall of support plate and the inner wall in tunnel are close
Contact, support plate in uphill process, extracting out outward along outer bar by interior bar, and outer bar around lower free bearing, interior bar around upper hinge
Seat rotation, after support plate rises to the position of setting, operator operates link block and rotates in interior bar, so that link block court
Locating piece direction movement, when between link block and locating piece be in close contact after, by bolt successively from polygonal grooves, positioning
It is passed through in slot and its annular groove, the bolt head of bolt end is fallen in polygonal grooves, and nut is then securedly mounted to bolt
On, so that link block is mounted on locating piece with what is fastened, thus the position of interior bar is limited, so that flexible reinforce branch
Firm supporting role is erected, by the way that flexible reinforced support is arranged, can be adjusted according to the specific lifting situation of lifting assembly
The entire length of whole flexible reinforced support improves making for the utility model convenient for flexibly being adjusted according to the actual situation
With flexibility, convenient for being adjusted according to the case where constructing tunnel.
The utility model structure is simple, and using flexible is higher, and cost is relatively low, convenient for constructing according to the actual situation,
With practical value.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is the schematic diagram of flexible reinforced support；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the schematic diagram of locating piece；
Fig. 5 is the schematic diagram of link block；
Wherein: 1-pedestal, free bearing under 2-, 3- outer bar, 4- locating piece, 41- through slot, 42- polygonal grooves, 43- positioning
Slot, 5- link block, 51- thread groove, 52- annular groove, 6- interior bar, 7- support plate, 8- reinforce liner plate, the upper free bearing of 9-, the centre 10- lining
Plate, 11- lifting assembly, 12- lower connecting base, 13- upper connecting base, 14- nut.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figures 1 to 5, a kind of constructing tunnel reinforced support, including pedestal 1, the lifting assembly on pedestal 1
11 and its lift side set on lifting assembly 11 support plate 7, the support plate 7 be arc panel, the specific size root of arc panel
It is selected according to the actual condition of construction in tunnel, and arc panel is opening down, the upper surface of the pedestal 1 is symmetrically arranged with lower hinge
Seat 2 is symmetrically arranged on the inner wall of the support plate 7 and reinforces liner plate 8, and the lower end surface for reinforcing liner plate 8 is equipped with upper free bearing 9, it is described on
Flexible reinforced support is equipped between free bearing 9 and lower free bearing 2, flexible reinforced support mirror image is distributed in the two sides of lifting assembly 11, institute
It states flexible reinforced support to be made of outer bar 3 and interior bar 6, outer bar 3 is hollow stem, and the lower end of outer bar 3 is equipped with lower connecting base 12, lower company
Joint chair 12 is integrated with outer bar 3, and is mounted in lower free bearing 2 by lower connecting base 12, and the outer wall of lower connecting base 12 is equipped with
Short axle is connect by short axle with lower free bearing 2, and interior bar 6 is solid hopkinson bar, and interior bar 6 is nested in outer bar 3, and the upper end of interior bar 6 is equipped with
Upper connecting base 13, upper connecting base 13 are integrated with interior bar 6, and are mounted in free bearing 9 by upper connecting base 13, upper connecting base
13 outer wall is equipped with short axle, and is connect by short axle with upper free bearing 9, and the upper end of the outer bar 3 is equipped with locating piece 4, locating piece 4
End face be equipped with through slot 41 up and down, the diameter of the opening of 41 upper end of through slot is greater than the straight of the opening of 41 lower end of through slot
Diameter is taken in outer bar 3 convenient for interior bar 6 in this way or is extracted out from outer bar 3 convenient for interior bar 6, and the opening of 41 lower end of through slot is straight
Diameter is identical as the internal diameter of outer bar 3, external screw thread is provided on the outer wall of the outer bar 3, and link block 5, link block are equipped in outer bar 3
5 center is equipped with thread groove 51, and is threadedly engaged by thread groove 51 with outer bar 3, and locating piece 4 and link block 5 pass through lock
Tight part connection.
In the present embodiment, annular is evenly equipped with locating slot 43 up and down, the positioning on the end face of the locating piece 4
The lower end surface of block 4 is equipped with polygonal grooves 42, and the lower end of locating slot 43 is connected to the bottom of polygonal grooves 42, the connection
Annular groove 52 up and down is evenly equipped on the end face of block 5, the locking member is made of screw bolt and nut 14, screw bolt passes
Polygonal grooves 42 and locating slot 43, and the end of bolt is passed through from annular groove 52, and is locked by nut 14, the end of bolt
The bolt head in portion is fallen in 42 in polygonal grooves, and the concrete shape of polygonal grooves 42 is identical with the shape of the bolt head of bolt.
In the present embodiment, the lifting assembly 11 is that straight line goes up and down electric cylinders, and the lower end of lifting assembly 11 fastens installation
In the upper surface of pedestal 1, the center of the lift side and the inner wall of support plate 7 of lifting assembly 11 is fastenedly connected, support plate 7
The center of lower end surface is equipped with integrally formed intermediate liner plate 10, and the lift side of lifting assembly 11 and the intermediate fastening of liner plate 10 connect
It connects.
In the present embodiment, the locating piece 4 is integrated with outer bar 3.
Utility model has the advantages that when the utility model is used, can be improved by the way that flexible reinforced support is arranged
The support strength of entire support plate 7 prevents tunnel support plate 7 in construction to be under pressure and be deformed, improves the steady of support
Qualitative, when using the utility model, locating piece 4 and link block 5 first is in not-connected status, and link block 5 is threadedly engaged
On the outer wall of interior bar 6, and in turn link block 5, link block 5 can move along a straight line along interior bar 6, when lifting assembly 11
Lift side expansion when, support plate 7 can under the driving of lifting assembly 11 drive support plate 7 move upwards, the outer wall of support plate 7
Be in close contact with the inner wall in tunnel, support plate 7 in uphill process, extracting out outward along outer bar 3 by interior bar 6, and outer bar 3 around
Lower free bearing 2, interior bar 6 are rotated around upper free bearing 9, interior bar 6 and the coaxial distribution of outer bar 3, when support plate 7 rises to the position of setting
Afterwards, operator operates link block 5 and rotates in interior bar 6, so that link block 5 is moved towards the direction of locating piece 4, works as link block
After being in close contact between 5 and locating piece 4, bolt is successively passed through from polygonal grooves 42, locating slot 43 and its annular groove 52,
The bolt head of bolt end is fallen in polygonal grooves 42, and then nut 14 is securedly mounted on bolt, thus by link block 5
With being mounted on locating piece 4 for fastening, thus the position of interior bar 6 is limited so that flexible reinforced support play it is firm
Supporting role can adjust flexible reinforcement according to the specific lifting situation of lifting assembly 11 by the way that flexible reinforced support is arranged
The entire length of bracket improves the using flexible of the utility model, just convenient for flexibly being adjusted according to the actual situation
It is adjusted according to constructing tunnel the case where.
The utility model structure is simple, and using flexible is higher, and cost is relatively low, convenient for constructing according to the actual situation,
With practical value.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, in all respects are merely illustrative, and are not only
's.All changes that come within the scope of the invention or equivalents of the invention are by the utility model packet
Contain.
Claims (4)
1. a kind of constructing tunnel reinforced support including pedestal (1), the lifting assembly (11) being set on pedestal (1) and its is set to
The support plate (7) of the lift side of lifting assembly (11), which is characterized in that the support plate (7) is arc panel, and arc panel is opened
The upper surface of mouth down, the pedestal (1) is symmetrically arranged with lower free bearing (2), is symmetrically arranged with reinforcement on the inner wall of the support plate (7)
Liner plate (8), the lower end surface for reinforcing liner plate (8) are equipped with upper free bearing (9), are equipped between the upper free bearing (9) and lower free bearing (2) flexible
Reinforced support, flexible reinforced support mirror image are distributed in the two sides of lifting assembly (11), the flexible reinforced support by outer bar (3) and
Interior bar (6) is constituted, and outer bar (3) is hollow stem, and the lower end of outer bar (3) is equipped with lower connecting base (12), and passes through lower connecting base (12)
It is mounted in lower free bearing (2), interior bar (6) is solid hopkinson bar, and interior bar (6) is nested in outer bar (3), and the upper end of interior bar (6) is equipped with
Upper connecting base (13), and be mounted in free bearing (9) by upper connecting base (13), the upper end of the outer bar (3) is equipped with locating piece
(4), the end face of locating piece (4) is equipped with through slot (41) up and down, and the diameter of the opening of through slot (41) upper end is greater than through slot
(41) diameter of the opening of lower end, and the diameter of the opening of through slot (41) lower end is identical as the internal diameter of outer bar (3), the outer bar
(3) it is provided with external screw thread on outer wall, and link block (5) are installed in outer bar (3), the center of link block (5) is equipped with screw thread
Slot (51), and be threadedly engaged by thread groove (51) with outer bar (3), locating piece (4) is connected with link block (5) by locking member.
2. a kind of constructing tunnel reinforced support according to claim 1, it is characterised in that: the end of the locating piece (4)
Annular is evenly equipped with locating slot (43) up and down on face, and the lower end surface of the locating piece (4) is equipped with polygonal grooves (42), and
The lower end of locating slot (43) is connected to the bottom of polygonal grooves (42), is evenly equipped on the end face of the link block (5) and is passed through up and down
Logical annular groove (52), the locking member are made of screw bolt and nut (14), screw bolt passes polygonal grooves (42) and fixed
Position slot (43), and the end of bolt is passed through from annular groove (52), and is locked by nut (14), the bolt head of bolt end is fallen
In polygonal grooves (42).
3. a kind of constructing tunnel reinforced support according to claim 1, it is characterised in that: the lifting assembly (11) is
Straight line goes up and down electric cylinders, and the lower end of lifting assembly (11) is securedly mounted to the upper surface of pedestal (1), the lifting of lifting assembly (11)
It holds and is fastenedly connected with the center of the inner wall of support plate (7).
4. a kind of constructing tunnel reinforced support according to claim 1, it is characterised in that: the locating piece (4) and outer
Bar (3) is integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833095.5U CN209129620U (en) | 2018-11-08 | 2018-11-08 | A kind of constructing tunnel reinforced support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833095.5U CN209129620U (en) | 2018-11-08 | 2018-11-08 | A kind of constructing tunnel reinforced support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129620U true CN209129620U (en) | 2019-07-19 |
Family
ID=67244386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821833095.5U Active CN209129620U (en) | 2018-11-08 | 2018-11-08 | A kind of constructing tunnel reinforced support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566257A (en) * | 2019-10-17 | 2019-12-13 | 龚会萍 | Flexible anchor rod |
-
2018
- 2018-11-08 CN CN201821833095.5U patent/CN209129620U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566257A (en) * | 2019-10-17 | 2019-12-13 | 龚会萍 | Flexible anchor rod |
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