CN210564578U - Tunnel construction is with supporting bow member - Google Patents
Tunnel construction is with supporting bow member Download PDFInfo
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- CN210564578U CN210564578U CN201921450452.4U CN201921450452U CN210564578U CN 210564578 U CN210564578 U CN 210564578U CN 201921450452 U CN201921450452 U CN 201921450452U CN 210564578 U CN210564578 U CN 210564578U
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- tunnel construction
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- backup pad
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Abstract
The utility model discloses a tunnel construction is with supporting bow member, including roof, bracing piece, mainboard, dead lever, hand pole, protection casing, axis of rotation, sliding plate, limiting plate, backup pad, swing joint piece, hydraulic stem, drill bit, spiral hole, cardboard and draw-in groove, the fixed rod head is coniform, and the backup pad is the arc, and the cardboard in the backup pad. The inclination of backup pad is adjusted to the draw-in groove that the accessible inserted different positions, and the dead lever can be fixed at the easier embedding wall body, and the top has the drill bit fixed on the top, makes it to have formed triangle-shaped and makes the device fixed more stable, and the backup pad can be according to the different radian angle modulation in tunnel top both sides for the backup pad is laminated more with the wall body and is firm.
Description
Technical Field
The utility model relates to a tunnel construction equipment field specifically is a tunnel construction is with supporting bow member.
Background
The tunnel is a channel dug in an existing building or an earth-rock structure, is an engineering building buried in the ground and is a form of utilizing underground space by human beings. The tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel. In 1970, the international economic cooperation and development organization held a tunnel conference which integrates various factors, and the definition of the tunnel is as follows: "use, under the ground, any method stipulates the shape and size to construct the cavity whose cross-sectional area is greater than 2 square meters.
In order to prevent the tunnel collapse in road tunnel's work progress, need use the support frame to support the tunnel, however the bracing piece of current road tunnel support frame supports on the road surface in tunnel, and the existence of bracing piece will influence the normal construction in tunnel, reduces tunnel construction speed, pushes away the bracing piece simultaneously when carelessness, can bring dangerous accident.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tunnel construction is with supporting bow member to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a supporting arch center for tunnel construction comprises a top plate, a supporting rod, a main plate, a fixed rod, a hand lever, a protective cover, a rotating shaft, a sliding plate, a limiting plate, a supporting plate, a movable connecting block, a hydraulic rod, a drill bit, spiral holes, clamping plates and clamping grooves, wherein the hydraulic rod is inserted in the middle of the top end of the main plate, the top end of the hydraulic rod is fixedly connected with the drill bit, the supporting rod is arranged in a central symmetry mode by taking the hydraulic rod as a center, the bottom end of the top plate is fixedly arranged at the top end of the supporting rod, the middle of the top plate is connected with the hydraulic rod in a penetrating mode, the clamping grooves are fixedly arranged on two sides of the top of the main plate, the supporting plate is movably connected with the two sides of the main plate, the back of the supporting plate is connected with the clamping plates, and the protective cover is positioned at the joint of the main board and the clamping groove, sliding plates are movably arranged on two sides of the protective cover, a hand rocker is fixedly arranged on the inner sides of the sliding plates, the fixed rod is fixedly arranged on the outer sides of the sliding plates, and the fixed rod is in penetrating connection with the limiting plate at the front end.
The utility model discloses further scheme, the roof is the arc, and is the spring steel material.
The utility model discloses further scheme, the bracing piece is thirty degrees slopes to the outside.
In a further aspect of the present invention, the head of the fixing rod is conical.
The utility model discloses further scheme, the mainboard top is equipped with the spout.
The utility model discloses further scheme, the backup pad is the arc, and the cardboard accessible in the backup pad inserts the gradient of the draw-in groove regulation backup pad of different positions.
The utility model discloses further scheme, the protection casing sets up between hydraulic stem and axis of rotation.
The utility model discloses a further scheme, be equipped with the screw thread on the drill bit.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a be provided with the bracing piece and be thirty degrees slopes to the outside, the roof is the arc, and is the spring steel material, and the bracing piece is convenient for support roof both sides make the roof more firm, and the roof is the crooked regulation of radian at spring steel material accessible tunnel top.
2. The utility model discloses a be provided with the fixed rod head and be coniform, the backup pad is the arc, and the cardboard in the backup pad. The inclination of backup pad is adjusted to the draw-in groove that the accessible inserted different positions, and the dead lever can be fixed at the easier embedding wall body, and the top has the drill bit fixed on the top, makes it to have formed triangle-shaped and makes the device fixed more stable, and the backup pad can be according to the different radian angle modulation in tunnel top both sides for the backup pad is laminated more with the wall body and is firm.
3. To sum up, the utility model discloses need not support with the bracing piece and do not influence tunnel construction on the road surface in tunnel, and can be very stable install at the tunnel top, the practicality is strong.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the support plate of the present invention;
in the figure: the device comprises a top plate-1, a support rod-2, a main plate-3, a fixed rod-4, a hand-operated rod-5, a protective cover-6, a rotating shaft-7, a sliding plate-8, a limiting plate-9, a support plate-10, a movable connecting block-11, a hydraulic rod-12, a drill bit-13, a spiral hole-14, a clamping plate-15 and a clamping groove-16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a supporting arch center for tunnel construction comprises a top plate 1, a supporting rod 2, a main plate 3, a fixed rod 4, a hand-operated rod 5, a protective cover 6, a rotating shaft 7, a sliding plate 8, a limiting plate 9, a supporting plate 10, a movable connecting block 11, a hydraulic rod 12, a drill bit 13, a spiral hole 14, a clamping plate 15 and clamping grooves 16, wherein the hydraulic rod 12 is inserted in the middle of the top end of the main plate 3, the drill bit 13 is fixedly connected to the top end of the hydraulic rod 12, the supporting rod 2 is arranged in a central symmetry manner by taking the hydraulic rod 12 as a center, the bottom end of the top plate 1 is fixedly arranged at the top end of the supporting rod 2, the middle part of the top plate 1 is in through connection with the hydraulic rod 12, the clamping grooves 16 are fixedly arranged at two sides of the top part of the main plate 3, the supporting plate 10 is movably connected to two sides of the, limiting plate 9 uses protection casing 6 to set up in mainboard 3 bottom as central symmetry, and is located mainboard 3 and the 16 handing-over departments of draw-in groove, and the activity of 6 both sides of protection casing is equipped with sliding plate 8, and 8 inboard fixed rocking bars 5 that are equipped with of sliding plate, and fixed setting in the 8 outsides of sliding plate of dead lever 4, and dead lever 4 and the limiting plate 9 through connection of front end.
Further, roof 1 is the arc, and is the spring steel material, and roof 1 of being convenient for adjusts according to tunnel top radian for roof 1 more laminates the wall.
Further, the bracing piece 2 is thirty degrees slopes to the outside, and the bracing piece 2 is convenient for support roof 1 both sides and makes roof 1 more firm.
Furthermore, the head of the fixed rod 4 is conical, so that the fixed rod 4 can more easily enter the tunnel wall when the sliding plate 8 is moved.
Furthermore, the top of the main plate 3 is provided with a sliding groove, which is convenient for the sliding plate 8 to move.
Further, the backup pad 10 is the arc, and cardboard 15 on the backup pad 10, and the accessible inserts the gradient of different positions's draw-in groove 16 regulation backup pad 10, can make backup pad 10 and wall body more laminate for the device is more firm when fixing in the wall body.
Further, a shield 6 is provided between the hydraulic rod 12 and the rotary shaft 7 to prevent dust and soil from accumulating between the hydraulic rod 12 and the rotary shaft 7 to affect the control of the hydraulic rod 12.
Furthermore, the drill bit 13 is provided with threads, so that the drill bit 13 can be easily embedded into a wall body to be stable.
The working principle is as follows: at first, the integrality of inspection device, place the tunnel top with the device through prior art, wave hand rocking bar 5 and make sliding plate 8 slide to limiting plate 9, sliding plate 8 drives dead lever 4 when sliding and extends to both sides, make dead lever 4 creep into the tunnel wall body, dead lever 4 holds axis of rotation 7 rotation tensile after fixing, make hydraulic stem 12 up extend, drill bit 13 embedding tunnel top wall body can be fixed when hydraulic stem 12 up extends, adjust backup pad 10 according to actual conditions at last, 16 regulation backup pad angles of draw-in groove through 15 calories of advancing different positions of cardboard, fix the wall body with prior art's bolt through the spiral hole after adjusting the angle of backup pad 10.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (8)
1. The utility model provides a tunnel construction is with supporting bow member, includes roof (1), bracing piece (2), mainboard (3), dead lever (4), hand rocker (5), protection casing (6), axis of rotation (7), sliding plate (8), limiting plate (9), backup pad (10), swing joint piece (11), hydraulic stem (12), drill bit (13), spiral hole (14), cardboard (15) and draw-in groove (16), its characterized in that: the hydraulic rod (12) is inserted in the middle of the top end of the main board (3), the top end of the hydraulic rod (12) is fixedly connected with a drill bit (13), the support rod (2) is arranged in a centrosymmetric manner by taking the hydraulic rod (12) as a center, the bottom end of the top board (1) is fixedly arranged at the top end of the support rod (2), the middle part of the top board (1) is in through connection with the hydraulic rod (12), the two sides of the top part of the main board (3) are fixedly provided with clamping grooves (16), the support plate (10) is movably connected with the two sides of the main board (3), the back part of the support plate (10) is connected with a clamping plate (15) through a movable connecting block (11), the front end of the support plate (10) is fixedly provided with a spiral hole (14), the middle part of the bottom part of the main board (3) is fixedly provided with a protective cover (6), the, and the protective cover is positioned at the joint of the main board (3) and the clamping groove (16), sliding plates (8) are movably arranged on two sides of the protective cover (6), hand-operated rods (5) are fixedly arranged on the inner sides of the sliding plates (8), the fixed rods (4) are fixedly arranged on the outer sides of the sliding plates (8), and the fixed rods (4) are in through connection with limiting plates (9) at the front ends.
2. A supporting arch for tunnel construction according to claim 1, characterised in that the roof (1) is arc-shaped and made of spring steel.
3. A supporting arch for tunnel construction according to claim 1, characterised in that the supporting rods (2) are inclined thirty degrees to the outside.
4. A supporting arch for tunnel construction according to claim 1, characterised in that the fixing rods (4) are conical in head.
5. A supporting arch for tunnel construction according to claim 1, characterised in that the main plate (3) is provided with a runner on top.
6. A supporting arch for tunnel construction according to claim 1, characterised in that the supporting plate (10) is arc-shaped and the inclination of the supporting plate (10) is adjustable by means of clamping plates (15) on the supporting plate (10) inserted into clamping slots (16) at different positions.
7. A supporting arch for tunnel construction according to claim 1, characterised in that the protective cover (6) is arranged between the hydraulic lever (12) and the rotation shaft (7).
8. A supporting arch for tunnel construction according to claim 1, characterised in that the drill bit (13) is provided with a thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450452.4U CN210564578U (en) | 2019-09-03 | 2019-09-03 | Tunnel construction is with supporting bow member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450452.4U CN210564578U (en) | 2019-09-03 | 2019-09-03 | Tunnel construction is with supporting bow member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210564578U true CN210564578U (en) | 2020-05-19 |
Family
ID=70642267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450452.4U Active CN210564578U (en) | 2019-09-03 | 2019-09-03 | Tunnel construction is with supporting bow member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210564578U (en) |
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2019
- 2019-09-03 CN CN201921450452.4U patent/CN210564578U/en active Active
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