CN218376517U - Tunnel reinforcing and supporting device - Google Patents
Tunnel reinforcing and supporting device Download PDFInfo
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- CN218376517U CN218376517U CN202223080046.8U CN202223080046U CN218376517U CN 218376517 U CN218376517 U CN 218376517U CN 202223080046 U CN202223080046 U CN 202223080046U CN 218376517 U CN218376517 U CN 218376517U
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- rod
- support rod
- supporting
- tunnel
- tunnel lining
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Abstract
The utility model discloses a tunnel reinforcing and supporting device, which comprises a tunnel lining, a horizontal supporting rod, a vertical supporting rod, an inclined supporting rod and a supporting rod; the horizontal support rod is transversely arranged at the upper part of the tunnel lining; the upper end surface of the horizontal support rod is fixedly provided with a plurality of vertical support rods, and the top of each vertical support rod is fixedly connected with the inner wall of the tunnel lining; an inclined supporting rod is fixedly arranged between the vertical supporting rods and is placed in a triangular shape with the vertical supporting rods; the supporting rods are arranged at the lower sides of the horizontal supporting rods, the lower parts of the supporting rods are attached to the tunnel lining, and the top ends of the supporting rods are fixed at the two end parts of the horizontal supporting rods; the supporting rods, the horizontal supporting rods, the inclined supporting rods and the vertical supporting rods are arranged according to the positions, and then a plurality of groups of supporting rods are uniformly arranged along the front and back directions of the tunnel lining; the utility model discloses can do and strut the great deformation that produces to solve tunnel excavation later stage, lead to the construction progress to slow down, probably the secondary digs the problem that expands even.
Description
Technical Field
The utility model relates to a packing tunnel lining cutting technical field especially relates to a tunnel consolidates supporting device.
Background
In the tunnel excavation process of water conservancy and hydropower, highways, railways and the like, address conditions are complex and changeable, and soft rock masses such as mudstone, shale, phyllite, carbonaceous slate, slate and the like are inevitably encountered, the rock masses are complex in nature, and after the tunnel excavation, inevitable deformation occurs; the tunnel is continuously deformed along with the time after being excavated, so that the support is cracked if the tunnel is light, the arch frame is distorted and deformed, and the cavern is collapsed if the tunnel is heavy.
At present, after a tunnel is excavated, measures such as net hanging spray anchor, a system steel arch, system anchor rod grouting reinforcement and the like are adopted, but due to the construction problems of timeliness of excavation support, grouting reinforcement effect, insufficient prediction of system anchor rod length and the like, the support strength often cannot achieve the predicted effect, a plastic ring is continuously enlarged after surrounding rock loosening, the rheological deformation of the surrounding rock is continuously developed, the deformation is difficult to control in the first-stage support, further the tunnel bore diameter is reduced, the steel arch is distorted and the like, therefore, various deformation reinforcement measures are needed to be assisted, usually, lengthening and encrypting anchor rods, systematic connecting beams, replacement steel arches and the like are adopted, the effect is often poor, the deformation is overlarge, when the second-stage reinforced concrete lining is carried out, the lining section cannot meet the design requirements, secondary backfill and expanding excavation have to be carried out, the construction progress is seriously lagged, and huge economic loss is caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a tunnel reinforcing and supporting device to solve above-mentioned tunnel excavation later stage and strut the great deformation that produces, lead to the construction progress to slow down, probably the secondary digs the problem that expands even.
The utility model relates to a tunnel reinforcing and supporting device, which comprises a tunnel lining, a horizontal supporting rod, a vertical supporting rod, an inclined supporting rod and a supporting rod;
the horizontal support rod is transversely arranged at the upper part of the tunnel lining;
a plurality of vertical support rods are fixedly arranged on the upper end surfaces of the horizontal support rods, and the top of each vertical support rod is fixedly connected with the inner wall of the tunnel lining;
an inclined supporting rod is fixedly arranged between the vertical supporting rods and is placed in a triangular shape with the vertical supporting rods;
the supporting rods are arranged at the lower sides of the horizontal supporting rods, the lower parts of the supporting rods are attached to the tunnel lining, and the top ends of the supporting rods are fixed at the two end parts of the horizontal supporting rods;
after the supporting rods, the horizontal supporting rods, the inclined supporting rods and the vertical supporting rods are installed according to the positions, a plurality of groups are evenly placed in the front and back direction of the tunnel lining.
As a further improvement of the utility model, at least one of the rest support rods is a movable support rod except that the support rod close to the front end position and the rear end position of the tunnel lining is a fixed support rod; between the fixed support rod of tunnel lining front and back end, be equipped with the slip table, the terminal surface is placed at the slip table upper surface under the activity bracing piece, keeps sliding vertically around along the slip table direction, and every activity bracing piece is through the distance between the slip adjustment activity bracing piece.
As a further improvement of the utility model, the lower end of each movable support rod is provided with a groove, and a directional wheel is rotationally arranged in the groove; the upper surface of the sliding table is provided with a sliding groove, the directional wheel is attached to the bottom of the sliding groove, and the directional wheel is arranged in the sliding groove in a rolling manner.
As the utility model discloses a further improvement is close to the horizontal support pole of tunnel lining front and back both ends face, is equipped with the gag lever post around between the horizontal support pole, and the gag lever post is located horizontal support pole both ends, and the fixed horizontal support pole in every activity bracing piece upper end corresponds the gag lever post position and has all seted up spacing hole, and every gag lever post passes every spacing hole.
As a further improvement, the fixed support rod is equipped with the horizontal pole with the activity bracing piece middle part, and the fixed fixture block that is equipped with in horizontal pole both sides, fixed support rod correspond the fixture block position with the activity bracing piece and seted up the draw-in groove, and the distance between fixed support rod and the activity bracing piece is confirmed through the horizontal pole.
As a further improvement, the utility model discloses a be connected between horizontal support bar, vertical support bar, bearing diagonal pole, fixed stay bar, the movable support pole to and all through welded fastening between the tunnel lining cutting.
Compared with the prior art, the utility model has the advantages that;
1. adopt horizontal support pole, vertical support pole, bearing diagonal pole, fixed stay bar, the support component that the movable support pole combination formed, strengthen the tunnel and strut together, guarantee to strut in the first period and do not take place to warp and avoid the secondary to expand to dig, guarantee construction safety.
2. Simple structure, the preparation is convenient, is suitable for the rapid reinforcement tunnel lining, guarantees simultaneously that the tunnel can pass through, and constructor and all kinds of small-size mechanical operation of being convenient for are fit for extensively using widely.
3. According to the directional wheel and the sliding table at the bottom of the movable supporting rod, the movable supporting rod can be more convenient and labor-saving in the moving process, and the distance can be adjusted according to the length of the tunnel lining, so that the better effect of supporting the tunnel lining is achieved.
Drawings
Fig. 1 is a schematic view of an axial measurement structure of the present invention;
FIG. 2 is a schematic structural view of the reinforcing apparatus of the present invention;
FIG. 3 is a schematic view of a portion of FIG. 2;
fig. 4 is a schematic structural view of a partially enlarged view B of fig. 2.
The numbering in the figures illustrates:
tunnel lining 1, horizontal support pole 2, vertical support pole 3, bearing diagonal 4, fixed support pole 5, activity bracing piece 6, slip table 7, spout 8, directional wheel 9, gag lever post 10, horizontal pole 11, fixture block 12, draw-in groove 13.
Detailed Description
The technical solution in the practice of the present invention will be clearly and completely described below with reference to the accompanying drawings in the practice of the present invention. As shown in fig. 1, the following technical solutions are adopted in the present embodiment;
the utility model provides a tunnel reinforcing and supporting device, includes tunnel lining cutting 1, horizontal support pole 2, vertical support pole 3, bearing diagonal 4, fixed support pole 5, movable support pole 6, slip table 7, spout 8, directional wheel 9, gag lever post 10, spacing groove, horizontal pole 11, fixture block 12, draw-in groove 13.
The tunnel lining 1 is a conventional support structure for supporting the inner wall of the tunnel.
The horizontal support rod 2 is transversely arranged on the upper part of the inner surface of the tunnel lining 1.
2 upsides of horizontal support pole are provided with vertical support pole 3, and 3 up end of vertical support pole are laminated with tunnel lining 1, and 3 lower terminal surfaces of vertical support pole are fixed with 2 up ends of horizontal support pole.
The upper part of the fixed support rod 5 is obliquely arranged inwards, the upper part of the fixed support rod 5 is vertically arranged, the fixed support rod 5 is arranged at the lower side of the horizontal support rod 2, the upper end surface of the fixed support rod 5 is fixed with the lower surface of the horizontal support rod 2, the lower end of the fixed support rod 5 is placed on the ground, and the horizontal support rod 2, the upper part of the fixed support rod 5 and the tunnel lining 1 are surrounded to form a triangle; 5 symmetries of fixed stay bar set up at 2 both ends lower surfaces of horizontal support bar, and 5 lower part outsides of every fixed stay bar all laminate with tunnel lining cutting 1, constructor and all kinds of small-size mechanical work of being convenient for.
After the fixed support rod 5, the horizontal support rod 2, the vertical support rod 3 and the inclined support rod 4 are connected, a plurality of groups are placed along the front and back directions of the tunnel lining 1 according to the same position and connection relation.
The working principle of the present embodiment; through the support framework that horizontal support pole 2, vertical support pole 3, bearing diagonal pole 4, fixed support pole 5, activity bracing piece 6 are constituteed, carry out more firm support to tunnel lining 1.
The second embodiment is as follows: on the basis of the first embodiment, as shown in fig. 2 to 4, the following technical solutions are adopted in the present embodiment; except for the fixed support rods 5 close to the front end and the rear end of the tunnel lining 1, the other fixed support rods 5 are replaced by movable support rods 6; a sliding table 7 is arranged between the lower ends of the front and rear fixed support rods 5, the sliding table 7 is arranged in parallel with the lower part of the tunnel lining 1, and a sliding groove 8 is formed in the sliding table 7; the lower end face of each movable supporting rod 6 is provided with a groove, a directional wheel 9 is arranged in the groove in a rotating mode, when the bottom end of each movable supporting rod 6 is placed on the upper surface of the sliding table 7, the directional wheel 9 is located in the sliding groove 8 to push the movable supporting rods 6, the movable supporting rods 6 keep vertically rolling along the direction of the sliding table 7, the distance between the movable supporting rods 6 is adjusted, and the movable supporting rods can be pushed more laborsavingly by the fact that the directional wheels 9 are arranged in the sliding groove 8 in a rolling mode.
Be close to the horizontal support pole 2 of tunnel lining cutting 1 front and back both ends face, be equipped with two gag lever post 10 between the horizontal support pole 2 around, two gag lever post 10 are located 2 both ends of horizontal support pole, the fixed horizontal support pole 2 in 6 upper ends of every movable support pole, spacing hole has all been seted up to corresponding gag lever post 10 position, every gag lever post 10 passes every spacing hole, play the effect that supports horizontal support pole 2, it is further spacing also, guarantee the stability of movable support pole 6 when sliding around the slip table 7.
Be equipped with horizontal pole 11 between fixed stay bar 5 and the movable support pole 6, horizontal pole 11 sets up at fixed stay bar 5 and 6 middle parts of movable support pole, the fixed fixture block 12 that is equipped with in horizontal pole 11 both sides, a draw-in groove 13 has respectively been seted up to front and back fixed stay bar 5, 6 both sides of every movable support pole, correspond fixture block 12 position and seted up two draw-in grooves 13, distance between fixed stay bar 5 and the movable support pole 6 is confirmed through horizontal pole 11, guarantee that the distance between every movable support pole 6 equals, make the even setting of device on 1 inner wall of tunnel lining cutting, it is even to make 1 bearing pressure of tunnel lining cutting.
The horizontal support rod 2, the vertical support rod 3, the inclined support rod 4, the fixed support rod 5 and the movable support rod 6 are connected and fixed with the tunnel lining 1 through welding, so that the whole structure is more stable, and the support effect is stronger.
The working principle of the present embodiment; the tunnel lining is through adjusting the distance between each subassembly of the 6 control of movable support pole, fixes and evenly distributed its position through horizontal pole 11 and fixture block 12, makes the resistance to compression effect of tunnel lining 1 strengthen.
Claims (6)
1. A tunnel reinforcing and supporting device is characterized by comprising a supporting frame; the tunnel lining (1), the horizontal support rod (2), the vertical support rod (3), the inclined support rod (4) and the support rod;
the horizontal support rod (2) is transversely arranged at the upper part of the tunnel lining (1);
the upper end surface of the horizontal support rod (2) is fixedly provided with a plurality of vertical support rods (3), and the top of each vertical support rod (3) is fixedly connected with the inner wall of the tunnel lining (1);
an inclined supporting rod (4) is fixedly arranged between the vertical supporting rods (3), and the inclined supporting rod (4) and the vertical supporting rods (3) are arranged in a triangular shape;
the support rods are arranged at the lower sides of the horizontal support rods (2), the lower parts of the support rods are attached to the tunnel lining (1), and the top ends of the support rods are fixed at the two end parts of the horizontal support rods (2);
the supporting rod, the horizontal supporting rod (2), the inclined supporting rod (4) and the vertical supporting rod (3) are installed according to the positions, and a plurality of groups are evenly placed along the front and back directions of the tunnel lining (1).
2. The tunnel reinforcing and supporting device according to claim 1, wherein: except that the support rods close to the front end and the rear end of the tunnel lining (1) are fixed support rods (5), at least one of the rest support rods is a movable support rod (6); between fixed support rod (5) of tunnel lining cutting (1) front and back end, be equipped with slip table (7), the terminal surface is placed at slip table (7) upper surface under activity bracing piece (6), and along slip table (7) direction front and back keep sliding vertically, and every activity bracing piece (6) is through the distance between the adjustment activity bracing piece of sliding (6).
3. The tunnel reinforcing and supporting device according to claim 2, wherein: the lower end of each movable supporting rod (6) is provided with a groove, and a directional wheel (9) is rotationally arranged in the groove; the upper surface of the sliding table (7) is provided with a sliding groove (8), the directional wheel (9) is attached to the bottom of the sliding groove (8), and the directional wheel (9) is arranged in the sliding groove (8) in a rolling manner.
4. The tunnel reinforcing and supporting device according to claim 1, wherein: be close to horizontal support rod (2) of tunnel lining cutting (1) front and back both ends face, be equipped with gag lever post (10) between front and back horizontal support rod (2), gag lever post (10) are located horizontal support rod (2) both ends, and spacing hole has all been seted up corresponding gag lever post (10) position in horizontal support rod (2) that every activity bracing piece (6) upper end is fixed, and every gag lever post (10) pass every spacing hole.
5. The tunnel reinforcing and supporting device according to claim 1, wherein: the middle parts of the fixed supporting rod (5) and the movable supporting rod (6) are provided with a cross rod (11), two sides of the cross rod (11) are fixedly provided with clamping blocks (12), the fixed supporting rod (5) and the movable supporting rod (6) correspond to the clamping blocks (12) and are provided with clamping grooves (13), and the distance between the fixed supporting rod (5) and the movable supporting rod (6) is determined through the cross rod (11).
6. The tunnel reinforcing and supporting device according to claim 1, wherein: the horizontal support rod (2), the vertical support rod (3), the inclined support rod (4), the fixed support rod (5) and the movable support rod (6) are connected and fixed with the tunnel lining (1) through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223080046.8U CN218376517U (en) | 2022-11-18 | 2022-11-18 | Tunnel reinforcing and supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223080046.8U CN218376517U (en) | 2022-11-18 | 2022-11-18 | Tunnel reinforcing and supporting device |
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| Publication Number | Publication Date |
|---|---|
| CN218376517U true CN218376517U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223080046.8U Active CN218376517U (en) | 2022-11-18 | 2022-11-18 | Tunnel reinforcing and supporting device |
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| CN (1) | CN218376517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116291627A (en) * | 2023-05-17 | 2023-06-23 | 山西八方电气股份有限公司 | Roadway reinforcement device for coal mine engineering and reinforcement method thereof |
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2022
- 2022-11-18 CN CN202223080046.8U patent/CN218376517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116291627A (en) * | 2023-05-17 | 2023-06-23 | 山西八方电气股份有限公司 | Roadway reinforcement device for coal mine engineering and reinforcement method thereof |
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