CN208734364U - Tunnel support structure - Google Patents
Tunnel support structure Download PDFInfo
- Publication number
- CN208734364U CN208734364U CN201821419325.3U CN201821419325U CN208734364U CN 208734364 U CN208734364 U CN 208734364U CN 201821419325 U CN201821419325 U CN 201821419325U CN 208734364 U CN208734364 U CN 208734364U
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- support tube
- tunnel
- screw rod
- height adjustment
- adjustment unit
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Abstract
The utility model provides a kind of tunnel support structure, including gate type support frame, braking mechanism and height adjustment unit；The setting quantity of height adjustment unit is two, is fixedly installed in the left and right sides of support platform respectively；Each height adjustment unit includes lower support tube, upper support tube, upper support tube height adjustment mechanism and arc panel.Advantage are as follows: (1) height of tunnel support structure can be adjusted flexibly, to be suitable for different height and the tunnel with different barriers, using flexible is high, use scope is wide；(2) operation of installation and removal process is very simple；During installation, it is only necessary to the height of each height adjustment unit 30 be turned up, can both realize arc panel fastening support tunnel inner wall；In disassembly, it is only necessary to which the height for turning down height adjustment unit 30 unclamps again braking mechanism 20, both smoothly supporting construction can be pushed to other positions.
Description
Technical field
The utility model belongs to constructing tunnel equipment technical field, and in particular to a kind of tunnel support structure.
Background technique
Tunnel easily collapses in the construction process, not only influences construction speed, also brings for the life security of construction personnel hidden
Suffer from, therefore, it is necessary to carry out support reinforcement to tunnel using devices such as construction supporting framves, avoids tunnel severely deformed or collapse.
Currently used constructing tunnel support pattern is mainly cable bolting, cumbersome with installation and removal process,
The problems such as flexibility used is poor.
Utility model content
In view of the defects existing in the prior art, the utility model provides a kind of tunnel support structure, can effectively solve above-mentioned
Problem.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of tunnel support structure, including gate type support frame (10), braking mechanism (20) and height
Adjustment unit (30)；
The gate type support frame (10) includes left branch leg (11), right supporting leg (12) and is fixedly installed in the left branch leg
(11) support platform (13) and at the top of the right supporting leg (12)；The bottom installation of the left branch leg (11) is left from lockwheel (14),
The bottom installation of the right supporting leg (12) is right from lockwheel (15)；The left side of the left branch leg (11) is installed by several left-hand tread plates
(16)；The right side of the right supporting leg (12) is installed by several right-hand tread plates (17)；
The braking mechanism (20) includes stull (21), the 1st screw rod (22), the 1st fixture nut (23), the 1st rotating handle
(24) and rack gear (25)；The stull (21) is fixedly installed between the left branch leg (11) and the right supporting leg (12)；It is described
1st fixture nut (23) is vertically to being fixedly installed in the stull (21) above；1st screw rod (22) is vertically to setting, institute
State the 1st screw rod (22) bottom sequentially pass through the 1st fixture nut (23) and the stull (21) after, extend to the stull
(21) below, the rack gear (25) is fixedly mounted in the end of the 1st screw rod (22)；On the top of the 1st screw rod (22)
The 1st rotating handle (24) is fixedly mounted in end；
The setting quantity of the height adjustment unit (30) is two, is fixedly installed in the support platform (13) respectively
The left and right sides；Each height adjustment unit (30) includes lower support tube (31), upper support tube (32), upper support tube height
Regulating mechanism and arc panel (33)；Wherein, the top of the bottom Yu the support platform (13) of the lower support tube (31) is solid
Fixed connection；The basal sliding of the upper support tube (32) is set in the cylinder of the lower support tube (31)；The upper support tube
(32) arc panel (33) is fixedly mounted in top；The upper support tube height adjustment mechanism includes the 2nd screw rod (34), the 2nd
Fixture nut (35), the 1st angular wheel (36), the 2nd angular wheel (37), connecting rod (38) and the 2nd rotating handle (39)；
2nd fixture nut (35) is set in the cylinder of the upper support tube (32), also, the 2nd fixture nut
(35) inner wall with the upper support tube (32) is fixedly welded；2nd screw rod (34) and the 2nd fixture nut (35) are driven
It connects and forms feed screw nut pair；Horizontally disposed 1st angular wheel is fixedly mounted in the bottom of 2nd screw rod (34)
(36)；2nd angular wheel (37) is vertically arranged, and engages with the 1st angular wheel (36)；2nd angular wheel
(37) it is fixedly connected by the connecting rod (38) with the 2nd rotating handle (39).
Preferably, the arc panel (33) is steel plate.
Tunnel support structure provided by the utility model has the advantage that
(1) height of tunnel support structure can be adjusted flexibly, to be suitable for different height and have different obstacles
The tunnel of object, using flexible is high, use scope is wide；
(2) operation of installation and removal process is very simple；During installation, it is only necessary to each height adjustment unit 30 be turned up
Highly, arc panel fastening support tunnel inner wall can have both been realized；In disassembly, it is only necessary to the height of height adjustment unit 30 is turned down,
Braking mechanism 20 is unclamped again, both smoothly supporting construction can be pushed to other positions.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of tunnel support structure provided by the utility model.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of tunnel support structure, with reference to Fig. 1, including gate type support frame 10,20 and of braking mechanism
Height adjustment unit 30.These three parts are discussed in detail respectively below:
(1) gate type support frame 10
Gate type support frame 10 is the brace foundation of entire supporting construction, including left branch leg 11, right supporting leg 12 and fixed peace
Support platform 13 loaded on 12 top of left branch leg 11 and right supporting leg；I-shaped steel can be used in left branch leg 11 and right supporting leg 12
At.The bottom installation of left branch leg 11 is left from lockwheel 14, and the bottom installation of right supporting leg 12 is right from lockwheel 15；It is self-locking by setting left and right
Wheel, the movement for keeping entire tunnel support structure convenient, flexible.The left side of left branch leg 11 is installed by several left-hand tread plates 16；Right supporting leg
12 right side is installed by several right-hand tread plates 17.By the way that pedal is arranged, tunnel support structure is being pushed to the position for needing supporting
When setting, staff's foot pedal is successively climbed upwards, and when reaching the pedal of top, staff can be to subsequent introduction
Height adjustment unit 30 is operated.
(2) braking mechanism 20
When tunnel support structure is pushed to the position for needing supporting, by operating braking mechanism 20, whole device is improved
Stability, prevent device when operator's operation from sliding.
Specifically, braking mechanism 20 includes stull 21, the 1st screw rod 22, the 1st fixture nut 23, the 1st rotating handle 24 and tooth
Item 25；Stull 21 is fixedly installed between left branch leg 11 and right supporting leg 12；1st fixture nut 23 is vertically to being fixedly installed in stull
Above 21；1st screw rod 22 vertically prolongs after the bottom of the 1st screw rod 22 sequentially passes through the 1st fixture nut 23 and stull 21 to setting
It reaches below stull 21, rack gear 25 is fixedly mounted in the end of the 1st screw rod 22；The 1st is fixedly mounted on the top of the 1st screw rod 22
Rotating handle 24.It uses principle are as follows: in tunnel support structure moving process, reversely rotates the 1st by the 1st rotating handle 24
Screw rod 22 so that the 1st screw rod 22 be made to rise, and then makes rack gear 25 far from ground, guarantees the smooth row of entire tunnel support structure
Into.When tunnel support structure moves in place, the 1st screw rod 22 is rotated in the forward direction by the 1st rotating handle 24, to make the 1st screw rod
22 declines, and then so that rack gear 25 is moved closer to ground and be ultimately inserted into ground, guarantee the stabilization of entire tunnel support structure
It stops.
(3) height adjustment unit 30
The effect of height adjustment unit 30 are as follows: when tunnel support structure moves in place, staff passes through manual operation
Height adjustment unit 30, and then the height of each arc panel is adjusted, fit closely arc panel below tunnel wall, realization pair
The fastening support of tunnel wall.In the application, the radian of arc panel is corresponding with by the radian of the tunnel inner wall of supporting, also, arc
Shape plate uses two-stage structure, so that the secured support to tunnel wall can be realized.
The setting quantity of height adjustment unit 30 is two, is fixedly installed in the left and right sides of support platform 13 respectively；Often
A height adjustment unit 30 includes lower support tube 31, upper support tube 32, upper support tube height adjustment mechanism and arc panel 33；
Wherein, arc panel 33 is steel plate, and radian can be designed according to by the radian of the tunnel inner wall of supporting.Lower support
The bottom of cylinder 31 is fixedly connected with the top of support platform 13；The basal sliding of upper support tube 32 is set to the cylinder of lower support tube 31
It is interior；Arc panel 33 is fixedly mounted in the top of upper support tube 32；Upper support tube under external force can relative to lower support tube 31 into
Row sliding, and then the height of upper support tube is adjusted, finally have adjusted the height of arc panel 33.
Upper support tube height adjustment mechanism includes the 2nd screw rod 34, the 2nd fixture nut 35, the 1st angular wheel 36, the 2nd taper
Gear 37, connecting rod 38 and the 2nd rotating handle 39；
2nd fixture nut 35 is set in the cylinder of support tube 32, also, the 2nd fixture nut 35 and upper support tube 32
Inner wall is fixedly welded；2nd screw rod 34 and the 2nd fixture nut 35 are sequentially connected and form feed screw nut pair；The bottom of 2nd screw rod 34
Horizontally disposed 1st angular wheel 36 is fixedly mounted；2nd angular wheel 37 is vertically arranged, and is engaged with the 1st angular wheel 36；
2nd angular wheel 37 is fixedly connected by connecting rod 38 with the 2nd rotating handle 39.Therefore, when tunnel support structure moves in place,
It is adjusted in assembling process in tunnel support structure, on pedal, rotating the 2nd rotating handle 39 manually, the 2nd rotates operator station
When handle 39 rotates, the rotation of the 2nd angular wheel 37 is driven by connecting rod 38；When the rotation of the 2nd angular wheel 37, the 1st cone is driven
Shape gear 36 rotates；When the rotation of the 1st angular wheel 36, the rotation of the 2nd screw rod 34 is driven, when the rotation of the 2nd screw rod 34, drives the
2 fixture nuts 35 carry out straight line elevating movement, to finally arc panel 33 be driven to carry out elevating movement, have adjusted arc panel 33
Highly, it is affixed on arc panel 33 closely below tunnel wall, realizes the fastening support to tunnel wall.When the branch to some tunnel wall
When shield is completed, operator station rotates backward the 2nd rotating handle 39 on pedal manually, so that the height of arc panel 33 be made to drop
It is low, make arc panel 33 far from tunnel wall, i.e., removable tunnel support structure.
In the utility model, height adjustment unit 30 uses gear transmission mode, has transmission mechanism intensity high and steady
Qualitative high advantage, to extend the working life being entirely arranged.
A kind of tunnel support structure provided by the utility model, usage mode are as follows:
(1) according to the radian in the tunnel to supporting, corresponding arc panel is chosen；Tunnel is completed outside tunnel portal
Supporting construction；
(2) braking mechanism 20 is operated, makes the rack gear 25 of braking mechanism 20 far from ground；To height adjustment unit 30
It is operated, so that the position of arc panel is lower than the height of tunnel wall, also, the position of arc panel can avoid supporting construction in tunnel
Barrier when middle traveling guarantees that supporting construction can smoothly walk in tunnel, and reaches the position for needing supporting；
(3) it pushes tunnel support structure to advance in tunnel, the position of supporting is needed until reaching
(4) braking mechanism 20 is operated, is inserted into the rack gear 25 of braking mechanism 20 in ground, guarantee whole device
Stability；
(5) staff's foot pedal is successively climbed upwards, and when reaching the pedal of top, staff rotates height
2nd rotating handle 39 of adjustment unit 30, rises arc panel, is affixed on arc panel 33 closely below tunnel wall, real
Now to the fastening support of tunnel wall.
(6) when to some tunnel wall supporting complete when, operator station on pedal, rotate backward manually the 2nd rotation
Handle 39 makes arc panel 33 far from tunnel wall so that making the height of arc panel 33 reduces；Then, braking mechanism 20 is grasped
Make, so that the rack gear 25 of braking mechanism 20 is risen and is left ground, guarantee the smooth movement of whole device.
(7) push tunnel support structure to next supporting position, alternatively, tunnel support structure is pushed away from tunnel.
Tunnel support structure provided by the utility model has the advantage that
(1) height of tunnel support structure can be adjusted flexibly, to be suitable for different height and have different obstacles
The tunnel of object, using flexible is high, use scope is wide；
(2) operation of installation and removal process is very simple；During installation, it is only necessary to each height adjustment unit 30 be turned up
Highly, arc panel fastening support tunnel inner wall can have both been realized；In disassembly, it is only necessary to the height of height adjustment unit 30 is turned down,
Braking mechanism 20 is unclamped again, both smoothly supporting construction can be pushed to other positions.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching should also regard the protection scope of the utility model.
Claims (2)
1. a kind of tunnel support structure, which is characterized in that adjusted including gate type support frame (10), braking mechanism (20) and height single
First (30)；
The gate type support frame (10) include left branch leg (11), right supporting leg (12) and be fixedly installed in the left branch leg (11) and
Support platform (13) at the top of the right supporting leg (12)；The bottom installation of the left branch leg (11) is left from lockwheel (14), the right side
The bottom installation of supporting leg (12) is right from lockwheel (15)；The left side of the left branch leg (11) is installed by several left-hand tread plates (16)；Institute
The right side for stating right supporting leg (12) is installed by several right-hand tread plates (17)；
The braking mechanism (20) includes stull (21), the 1st screw rod (22), the 1st fixture nut (23), the 1st rotating handle (24)
With rack gear (25)；The stull (21) is fixedly installed between the left branch leg (11) and the right supporting leg (12)；Described 1st is solid
Nut (23) is determined vertically to being fixedly installed in the stull (21) above；1st screw rod (22) is vertically to setting, and the described 1st
After the bottom of screw rod (22) sequentially passes through the 1st fixture nut (23) and the stull (21), the stull (21) are extended to
Below, the rack gear (25) is fixedly mounted in the end of the 1st screw rod (22)；It is solid on the top of the 1st screw rod (22)
Dingan County fills the 1st rotating handle (24)；
The setting quantity of the height adjustment unit (30) is two, is fixedly installed in the left and right of the support platform (13) respectively
Two sides；Each height adjustment unit (30) includes lower support tube (31), upper support tube (32), upper support tube height adjustment
Mechanism and arc panel (33)；Wherein, the top of the bottom Yu the support platform (13) of the lower support tube (31) is fixed connects
It connects；The basal sliding of the upper support tube (32) is set in the cylinder of the lower support tube (31)；The upper support tube (32)
The arc panel (33) is fixedly mounted in top；The upper support tube height adjustment mechanism includes the 2nd screw rod (34), the 2nd fixed spiral shell
Female (35), the 1st angular wheel (36), the 2nd angular wheel (37), connecting rod (38) and the 2nd rotating handle (39)；
2nd fixture nut (35) is set in the cylinder of the upper support tube (32), also, the 2nd fixture nut (35)
It is fixedly welded with the inner wall of the upper support tube (32)；2nd screw rod (34) and the 2nd fixture nut (35) are sequentially connected
And form feed screw nut pair；Horizontally disposed 1st angular wheel (36) is fixedly mounted in the bottom of 2nd screw rod (34)；
2nd angular wheel (37) is vertically arranged, and engages with the 1st angular wheel (36)；2nd angular wheel (37) is logical
The connecting rod (38) is crossed to be fixedly connected with the 2nd rotating handle (39).
2. tunnel support structure according to claim 1, which is characterized in that the arc panel (33) is steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821419325.3U CN208734364U (en) | 2018-08-30 | 2018-08-30 | Tunnel support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821419325.3U CN208734364U (en) | 2018-08-30 | 2018-08-30 | Tunnel support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208734364U true CN208734364U (en) | 2019-04-12 |
Family
ID=66032117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821419325.3U Active CN208734364U (en) | 2018-08-30 | 2018-08-30 | Tunnel support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208734364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344862A (en) * | 2019-07-10 | 2019-10-18 | 河南城建学院 | A kind of foundation pit support device for tunnel drainage engineering |
| CN113309554A (en) * | 2021-08-02 | 2021-08-27 | 江苏双鹏钢结构工程有限公司 | Tunnel engineering's tunnel reinforcing apparatus |
-
2018
- 2018-08-30 CN CN201821419325.3U patent/CN208734364U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344862A (en) * | 2019-07-10 | 2019-10-18 | 河南城建学院 | A kind of foundation pit support device for tunnel drainage engineering |
| CN113309554A (en) * | 2021-08-02 | 2021-08-27 | 江苏双鹏钢结构工程有限公司 | Tunnel engineering's tunnel reinforcing apparatus |
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