CN113653518A - Tunnel construction protector - Google Patents
Tunnel construction protector Download PDFInfo
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- CN113653518A CN113653518A CN202111154468.2A CN202111154468A CN113653518A CN 113653518 A CN113653518 A CN 113653518A CN 202111154468 A CN202111154468 A CN 202111154468A CN 113653518 A CN113653518 A CN 113653518A
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- 238000010276 construction Methods 0.000 title claims abstract description 61
- 230000001012 protector Effects 0.000 title claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a tunnel construction protection device, which comprises a base and a support frame arranged on the base, wherein the bottom of the base is provided with a moving mechanism, the moving mechanism comprises a roller assembly, the roller assembly is arranged on a support rod at the bottom of the support frame, a support seat is connected on the support rod in a sliding manner, the base is connected with a driving mechanism, and the driving mechanism can drive the support seat to move up and down along the support rod to have a collection state above the roller assembly and a support state below the roller assembly; the arc-shaped top frame is arranged at the top of the supporting frame, and arc-shaped telescopic frames are arranged on two opposite sides of the arc-shaped top frame; the top frame supporting component is arranged on the supporting frame and is used for supporting the arc-shaped top frame and/or the arc-shaped telescopic frame. The tunnel construction protection device provided by the invention has the advantages that the height and the protection range are adjustable, and the tunnel construction protection device can be suitable for different tunnel construction environments.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a tunnel construction protection device.
Background
The tunnel is an engineering building buried in the stratum and is a form of underground space utilized by human beings, the tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel, the structure of the tunnel comprises a main building and an auxiliary device, the main building comprises a tunnel body and a tunnel door, the auxiliary device comprises a car-avoiding hole, a fire-fighting device, an emergency communication device and a water-proof and drainage device, the long tunnel is also provided with a special ventilation and lighting device, and according to the geological conditions of the tunnel: soil property tunnel and stone tunnel carry out the construction link in-process at the tunnel, probably have the possibility that the rubble collapses, have certain potential safety hazard to constructor, need relevant protector to carry out safety protection.
The existing tunnel construction protection device has certain defects when in use, the installation and the disassembly are troublesome, the height and the protection range of the protection device are fixed and can not be changed as required, and meanwhile, because the construction ground environment of the tunnel is complex, the phenomenon of uneven height exists, and the existing protection device can not be stably installed or placed on the construction ground.
Disclosure of Invention
The invention aims to provide a tunnel construction protection device to overcome the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a tunnel construction protector, includes the base and sets up support frame on the base, the bottom of base is provided with moving mechanism, still includes:
the moving mechanism comprises a roller assembly, the roller assembly is arranged on a support rod at the bottom of the support frame, the support seat is connected to the support rod in a sliding manner, the base is connected with a driving mechanism, and the driving mechanism can drive the support seat to move up and down along the support rod to have a collection state above the roller assembly and a support state below the roller assembly;
The arc-shaped top frame is arranged at the top of the supporting frame, and arc-shaped telescopic frames are arranged on two opposite sides of the arc-shaped top frame;
and the top frame supporting component is arranged on the supporting frame and is used for supporting the arc top frame and/or the arc expansion bracket.
In the tunnel construction protection device, the support frame at least comprises four support rods, and the bottom of each support rod is provided with the roller assembly.
Foretell tunnel construction protector, the supporting seat slip overcoat is in on the bracing piece, one side of supporting seat is provided with the lateral part backup pad, actuating mechanism is including setting up hydraulic jack on the base, hydraulic jack can drive the supporting seat is followed the bracing piece up-and-down motion.
In the tunnel construction protection device, the arc top frame is provided with the arc opening cavity along the bending direction of the arc top frame, and the arc expansion frame is connected in the arc opening cavity in a sliding mode.
The tunnel construction protection device further comprises a driving assembly, wherein the driving assembly is arranged on the top supporting assembly and used for driving the arc expansion bracket to move along the arc opening cavity.
Foretell tunnel construction protector, top supporting component includes supporting beam, the last a plurality of support rod bodies that are provided with of supporting beam, the top of bracing piece with arc roof-rack fixed connection.
Foretell tunnel construction protector, drive assembly includes the edge the radial dwang that sets up of arc expansion bracket, dwang one end with arc expansion bracket fixed connection, the other end of dwang is connected with circular rotor plate.
Foretell tunnel construction protector, be provided with circular drive plate on the supporting beam, be provided with circular open slot on the circular drive plate, the inside of circular open slot is provided with drive sawtooth part, circular rotor plate with the coaxial setting of circular open slot, be provided with transmission sawtooth part on the circular rotor plate, drive sawtooth part pass through drive gear with the meshing of transmission sawtooth part.
Foretell tunnel construction protector, be provided with angle adjusting part between the support rod body and the supporting beam, angle adjusting part includes circular regulating plate and locking piece, circular regulating plate rotates to be connected on the supporting beam, the locking piece can be right the angle of circular regulating plate is locked.
The support frame comprises a fixed frame body and a movable frame body, the fixed frame body is fixedly connected with the base, the movable frame body is movably connected onto the fixed frame body, a power driving device is arranged between the fixed frame body and the movable frame body, and the power driving device can drive the movable frame body to move relative to the fixed frame body so as to adjust the height of the movable frame body.
In the technical scheme, the invention provides a tunnel construction protection device, which has the following beneficial effects:
the tunnel construction protection device comprises a base and a support frame arranged on the base, wherein a moving mechanism is arranged at the bottom of the base, a support seat is further arranged on the base, the support seat and the moving mechanism are arranged in a one-to-one correspondence mode, a driving mechanism is arranged on the base, the support seat can support the base and the support frame through the driving of the driving mechanism to the support seat, the base and the support frame can be stably fixed or installed on a construction ground, and effective protection is provided for construction.
According to the tunnel construction protection device provided by the invention, the arc-shaped top frame and the top frame support assembly are arranged on the support frame, the arc-shaped telescopic frames are arranged on two opposite sides of the arc-shaped top frame, the arc-shaped top frame can be supported through the top frame support assembly, and the protection range can be adjusted through the mutual combination of the arc-shaped telescopic frames and the arc-shaped top frame, so that the tunnel construction protection device can be suitable for tunnel construction with different widths.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a tunnel construction protection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a vertical support assembly provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a circular driving plate according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a circular adjustment plate according to an embodiment of the present invention.
Description of reference numerals:
1. a base;
1.1, a supporting seat; 1.2, side supporting plates; 1.3, a driving mechanism;
2. a moving mechanism;
2.1, a roller assembly; 2.2, supporting rods;
3. a support frame;
3.1, fixing a frame body; 3.2, moving the frame body; 3.3, a power driving device;
4. an arc-shaped top frame;
4.1, an arc-shaped telescopic frame;
5. a top frame support assembly;
5.1, supporting the cross beam; 5.2, supporting the rod body; 5.3, rotating the rod; 5.4, a circular rotating plate; 5.5, a circular drive plate; 5.6, a circular open slot; 5.7, driving the sawtooth part; 5.8, driving the sawtooth part; 5.9, a transmission gear;
6. an angle adjustment assembly;
6.1, a circular adjusting plate; 6.2, a locking piece;
7. a vertical support assembly;
7.1, fixing the rod body; 7.2, sliding the rod body; 7.3, a vertical screw; 7.4, horizontally fixing the plate; 7.5, locking plate; 7.6, an upper semicircular plate; 7.7, a lower semicircular plate; 7.8, connecting plates; 7.9 and bolts.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, an embodiment of the present invention provides a tunnel construction protection device, including a base 1 and a support frame 3 disposed on the base 1, the bottom of the base 1 is provided with a moving mechanism 2, and further including a support base 1.1, an arc-shaped top frame 4 and a top frame support assembly 5, the moving mechanism 2 includes a roller assembly 2.1, the roller assembly 2.1 is disposed on a support rod 2.2 at the bottom of the support frame 3, the support base 1.1 is slidably connected to the support rod 2.2, the base 1 is connected to a driving mechanism 1.3, the driving mechanism 1.3 can drive the support base 1.1 to move up and down along the support rod 2.2, and the tunnel construction protection device has a storage device located above the roller assembly 2.1 and a support state located below the roller assembly 2.1; the arc-shaped top frame 4 is arranged at the top of the support frame 3, and arc-shaped telescopic frames 4.1 are arranged at two opposite sides of the arc-shaped top frame 4; the top frame supporting component 5 is arranged on the supporting frame 3 and is used for supporting the arc top frame 4 and/or the arc expansion bracket 4.1.
Specifically, the base 1 comprises a square or rectangular frame body formed by connecting a plurality of beam bodies, the moving mechanism 2 comprises roller assemblies 2.1, at least 4 groups of roller assemblies 2.1 are arranged at the bottom of the base 1 at symmetrical intervals, the base 1 is convenient to move through the roller assemblies 2.1, the support frame 3 is arranged on the base 1, the base 1 is parallel to the construction ground, namely the base 1 can be fixedly arranged on the construction ground, the support frame 3 is vertically arranged with the base 1, an integrated structure can be formed between the support frame 3 and the base 1, a split structure can be formed between the support frame 3 and the base 1, the base 1 and the support frame 3 can be connected through bolts 7.9 and can also be fixedly connected in a welding mode, the height of the support frame 3 can be fixed and preferably, the height of the support frame 3 can be adjusted as required, so the board with construct to the tunnel of co-altitude not, also can satisfy the demand of the different stages of tunnel construction.
In this embodiment, the supporting seat 1.1 is disposed at the bottom of the base 1 for fixing the base 1 and the supporting frame 3 on the construction ground, and simultaneously, due to the complicated environment of the construction ground and the different heights of the positions of the construction ground, the base 1 can be fixed on the construction ground with complicated environment through the supporting seat 1.1, the bottom of the base 1 is provided with the supporting rods 2.2, the supporting rods 2.2 are at least four, four supporting rods 2.2 are respectively disposed at each corner of the base 1, the roller assembly 2.1 comprises a roller and a rotating shaft, the bottom of each supporting rod 2.2 is provided with at least one roller, the roller is connected with the supporting rod 2.2 through the rotating shaft, the bottom of the supporting rod 2.2 is provided with an open slot, the roller and the rotating shaft are installed in the open slot, so that the base 1 can be moved to the proper position through the roller, after the base 1 and the supporting frame 3 are moved to the proper positions, one supporting seat 1.1 is correspondingly disposed on each supporting rod 2.2, the supporting seat 1.1 can be sleeved outside and connected on the supporting rod 2.2 in a sliding way, and can also be connected on a rack at one side of the supporting rod 2.2 in a sliding way, the base 1 is provided with a driving mechanism 1.3 and a driving mechanism 1.3, the supporting seat 1.1 is provided with a driving part which can be a side plate arranged at the side part of the supporting seat 1.1 or a rack arranged on the supporting seat 1.1, the driving mechanism 1.3 can be a hydraulic driving device, such as a hydraulic jack or a gear assembly, the driving mechanism 1.3 is arranged corresponding to the driving part, the driving mechanism 1.3 drives the driving part to switch the supporting seat 1.1 between a collection state and a supporting state, when the base 1 and the support frame 3 are moved through the roller assembly 2.1, the support seat 1.1 is positioned above the roller assembly 2.1, the roller assembly 2.1 is in contact with the construction ground, and the support seat 1.1 is in a collection state; after moving base 1 and support frame 3 to suitable position through wheel components 2.1, can make supporting seat 1.1 downstream contact with construction ground through actuating mechanism 1.3, and then make the gyro wheel and the phase separation of construction ground, supporting seat 1.1 is in the support state this moment, it is here need to explain, the distance of each supporting seat 1.1 downstream can be the same, also can be different, thereby make on the construction road surface of complicacy injustice, also can make base 1 parallel with construction ground through each supporting seat 1.1, thereby be convenient for constructor's operation and constructor's protection.
In the embodiment, the top of the support frame 3 is provided with the arc top frame 4, the bending degree of the arc top frame 4 is equal to the radian box body at the top of the tunnel, the arc top frame 4 can protect the top of the tunnel, the damage to constructors caused by falling rocks, collapse and the like at the top of the tunnel is avoided, the width of the arc top frame 4 is consistent with that of the support frame 3, the arc-shaped expansion brackets 4.1 are arranged on the two sides of the arc-shaped top frame 4, the shape and the structure of the arc-shaped expansion brackets 4.1 are consistent with those of the arc-shaped top frame 4, the arc-shaped expansion brackets 4.1 move along the arc-shaped top frame 4 to have an expansion state and a collection state, in the collection state, the arc-shaped expansion bracket 4.1 is collected in the arc-shaped top frame 4, so that the top is only protected by the arc-shaped top frame 4, in the unfolding state, the arc-shaped expansion bracket 4.1 extends out from two sides of the arc-shaped top frame 4, thereby enlarging the protection range of the top, simultaneously, the tunnel protection device can also meet the requirement of protecting tunnels with different widths through the arc top frame 4 and the arc expansion bracket 4.1. Roof-rack supporting component 5 is used for supporting arc roof-rack 4 and arc expansion bracket 4.1, thereby increase the support intensity between arc roof-rack 4 and the arc expansion bracket 4.1, roof-rack supporting component 5 is fixed to be set up on support frame 3, roof-rack supporting component 5 can include horizontal support bar 5.2 and bracing piece 5.2, horizontal support bar 5.2 is fixed mutually with support frame 3, the one end of bracing piece 5.2 is connected on horizontal support bar 5.2, the other end is connected on arc roof-rack 4 or arc expansion bracket 4.1, so increase 3 intensity and the effect that support frame supported arc roof-rack 4 and arc expansion bracket 4.1.
The embodiment of the invention provides a tunnel construction protection device, which comprises a base 1 and a support frame 3 arranged on the base 1, wherein a moving mechanism 2 is arranged at the bottom of the base 1, a support seat 1.1 is also arranged on the base 1, the support seat 1.1 and the moving mechanism 2 are arranged in a one-to-one correspondence manner, a driving mechanism 1.3 is arranged on the base 1, and the support seat 1.1 can support the base 1 and the support frame 3 by driving the support seat 1.1 through the driving mechanism 1.3, and the base 1 and the support frame 3 can be stably fixed or installed on a construction ground so as to provide effective protection for construction.
The embodiment of the invention provides a tunnel construction protection device, wherein an arc-shaped top frame 4 and a top frame supporting assembly 5 are arranged on a supporting frame 3, arc-shaped telescopic frames 4.1 are arranged on two opposite sides of the arc-shaped top frame 4, the arc-shaped top frame 4 can be supported through the top frame supporting assembly 5, and the protection range can be adjusted through the mutual combination of the arc-shaped telescopic frames 4.1 and the arc-shaped top frame 4, so that the tunnel construction protection device can be suitable for tunnel construction with different widths.
In this embodiment, preferably, the supporting frame 3 at least includes four supporting rods 2.2, and the bottom of each supporting rod 2.2 is provided with a roller assembly 2.1; wheel components 2.1 includes gyro wheel and axis of rotation, is provided with the mounting structure that can install the gyro wheel in the bottom of bracing piece 2.2, and mounting structure can be the open slot, also can be the installation curb plate, and the gyro wheel passes through the axis of rotation and installs in the bottom of bracing piece 2.2, realizes the removal to base 1 and support frame 3 through wheel components 2.1.
In this embodiment, preferably, the supporting seat 1.1 is slidably sleeved on the supporting rod 2.2, one side of the supporting seat 1.1 is provided with a lateral supporting plate 1.2, the driving mechanism 1.3 comprises a hydraulic jack arranged on the base 1, and the hydraulic jack can drive the supporting seat 1.1 to move up and down along the supporting rod 2.2; be connected with hydraulic means on the hydraulic jack, can control hydraulic jack through hydraulic means and drive, hydraulic jack can drive lateral support board 1.2, thereby make supporting seat 1.1 along bracing piece 2.2 up-and-down motion, each hydraulic jack can be by solitary control, so can drive respectively to the height of each supporting seat 1.1 and adjust, make the height of each supporting seat 1.1 downstream can the same, also can be different, thereby satisfy and construct the protection at the construction ground of complicacy.
In this embodiment, preferably, the arc top frame 4 is provided with an arc opening cavity along the bending direction thereof, and the arc expansion frame 4.1 is slidably connected in the arc opening cavity; the shape and the size of size and arc expansion bracket 4.1 of arc opening chamber are unanimous mutually, and arc expansion bracket 4.1 can follow arc opening chamber and move to the arc opening intracavity, so stretch out from the arc opening intracavity with the arc expansion bracket 4.1 that corresponds as required to the support space at 3 tops of regulation support frame that can correspond.
In this embodiment, it is preferable that the device further comprises a driving assembly, which is arranged on the top support assembly, and is used for driving the arc-shaped expansion bracket 4.1 to move along the arc-shaped opening cavity; the drive assembly can be a gear assembly, and the gear assembly can drive the arc expansion bracket 4.1 to move along the arc opening cavity as required, thereby realizing that the length of the arc expansion bracket 4.1 positioned outside the arc opening cavity is adjusted.
In this embodiment, preferably, the top support assembly includes a support beam 5.1, the support beam 5.1 is provided with a plurality of support rod bodies 5.2, and the tops of the support rod bodies 5.2 are fixedly connected with the arc-shaped top frame 4; supporting beam 5.1 that top supporting component includes can be a plurality of, a plurality of supporting beam 5.1 set gradually along the length direction of support frame 3, all be provided with a plurality of support rod bodies 5.2 on each support frame 3, the one end of each support rod body 5.2 is fixed mutually with supporting beam 5.1, the other end of the support rod body 5.22 is fixed mutually with arc roof-rack 4, the support rod body 5.2 on each supporting beam 5.1 simultaneously can set up side by side, also can crisscross the setting.
In this embodiment, preferably, the driving assembly includes a rotating rod 5.3 radially disposed along the arc-shaped expansion bracket 4.1, one end of the rotating rod 5.3 is fixedly connected with the arc-shaped expansion bracket 4.1, and the other end of the rotating rod 5.3 is connected with a circular rotating plate 5.4; a circular driving plate 5.5 is arranged on the supporting beam 5.1, a circular open slot 5.6 is arranged on the circular driving plate 5.5, a driving sawtooth part 5.7 is arranged inside the circular open slot 5.6, a circular rotating plate 5.4 and the circular open slot 5.6 are coaxially arranged, a transmission sawtooth part 5.8 is arranged on the circular rotating plate 5.4, and the driving sawtooth part 5.7 is meshed with the transmission sawtooth part 5.8 through a transmission gear 5.9; be connected with drive unit on circular rotor plate 5.4, drive unit can be the actuating lever and connect the driving motor on the actuating lever, driving motor can drive actuating lever and circular drive plate 5.5 and rotate, because drive sawtooth portion 5.7, drive gear 5.9, drive sawtooth portion 5.8 meshes the transmission in proper order, so circular drive plate 5.5 rotates and corresponds circular rotor plate 5.4 and rotates, thereby circular rotor plate 5.4 is rotatory to correspond drive dwang 5.3 and rotates, dwang 5.3 drives arc expansion bracket 4.1 and moves along arc opening chamber.
In this embodiment, preferably, an angle adjusting assembly 6 is arranged between the support rod body 5.2 and the support beam 5.1, the angle adjusting assembly 6 includes a circular adjusting plate 6.1 and a locking member 6.2, the circular adjusting plate 6.1 is rotatably connected to the support beam 5.1, and the locking member 6.2 can lock the angle of the circular adjusting plate 6.1; locking piece 6.2 can be arc lockplate 7.5 or stop pin, locking piece 6.2 sliding connection is in one side of circular adjusting plate 6.1, circular adjusting plate 6.1's side is provided with a plurality of locking grooves, a plurality of locking grooves set up along circular adjusting plate 6.1's circumference, after circular adjusting plate 6.1 rotates to suitable angle, thereby correspond locking piece 6.2 and insert to locking inslot and accomplish the locking to circular adjusting plate 6.1.
In this embodiment, preferably, the supporting frame 3 includes a fixed frame body 3.1 and a movable frame body 3.2, the fixed frame body 3.1 is fixedly connected with the base 1, the movable frame body 3.2 is movably connected to the fixed frame body 3.1, a power driving device 3.3 is arranged between the fixed frame body 3.1 and the movable frame body 3.2, and the power driving device 3.3 can drive the movable frame body 3.2 to move relative to the fixed frame body 3.1 to adjust the height of the movable frame body 3.2; the power driving device 3.3 can be a gear assembly, so that a rack is arranged on the movable frame body 3.2, a driving unit and a driving gear are arranged on the fixed frame body 3.1, and the driving rack and the movable frame body 3.2 can move up and down correspondingly under the driving of the driving gear.
In this embodiment, optionally, power drive device 3.3 includes hydraulic drive spare, hydraulic drive spare is fixed to be set up on fixed support body 3.1, be provided with the hydraulic drive board corresponding with hydraulic drive spare on the activity support body 3.2, the liquid medicine drive board is connected with hydraulic drive spare, sliding connection between activity support body 3.2 and the fixed support body 3.1, so can drive activity support body 3.2 for fixed support body 3.1 up-and-down motion through hydraulic drive spare to highly adjusting support frame 3.
In this embodiment, optionally, a vertical support assembly 7 is further disposed between the movable frame body 3.2 and the fixed frame body 3.1, the vertical support assembly 7 includes a vertical screw 7.3 disposed on the base 1, a sliding rod body 7.2 is disposed at the bottom of the movable frame body 3.2, the fixed frame body 3.1 includes a fixed rod body 7.1, the sliding rod body 7.2 is slidably connected inside the fixed rod body 7.1, at least two vertical screws 7.3 are arranged on the side part of each fixed rod body 7.1, a horizontal fixed plate 7.4 is fixedly connected on the sliding rod body 7.2, a through hole for the vertical screw 7.3 to penetrate through is arranged on the horizontal fixed plate 7.4, when the sliding rod body 7.2 moves up and down along the fixed rod body 7.1 under the driving of the power driving device 3.3, the horizontal fixing plate 7.4 synchronously moves up and down along the vertical screw 7.3, when the sliding rod body 7.2 moves to a proper position, the fixed connection between the horizontal fixing plate 7.4 and the vertical screw 7.3 can be realized by a locking structure. The locking structure comprises two locking plates 7.5 which are oppositely arranged, each locking plate 7.5 comprises an upper semicircular plate 7.6, a lower semicircular plate 7.7 and a connecting plate 1.8 which connects the upper semicircular plate 7.6 and the lower semicircular plate 7.7, each connecting plate 1.8 is provided with an arc-shaped groove, each arc-shaped groove can be clamped on the horizontal fixing plate 7.4, each upper semicircular plate 7.6 and each lower semicircular plate 7.7 are provided with a screw hole, the inner walls of each upper semicircular plate 7.6 and each lower semicircular plate 7.7 are provided with a thread part, when the horizontal fixing plate 7.4 and the vertical screw 7.3 need to be locked, the two locking plates 7.5 are respectively clamped on the horizontal fixing plate 7.4 from two sides of the horizontal fixing plate 7.4, then the two upper semicircular plates 7.6 are fixedly connected through bolts 7.9, the two lower semicircular plates 7.7 are fixedly connected through the bolts 7.9, and accordingly the fixed connection between the horizontal fixing plate 7.4 and the vertical screw 7.3 is realized, so in the use, hydraulic drive spare can the pressure release, supports activity support body 3.2 through vertical screw 7.3 and horizontal fixing plate 7.4.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides a tunnel construction protector, includes the base and sets up support frame on the base, the bottom of base is provided with moving mechanism, its characterized in that still includes:
the moving mechanism comprises a roller assembly, the roller assembly is arranged on a support rod at the bottom of the support frame, the support seat is connected to the support rod in a sliding manner, the base is connected with a driving mechanism, and the driving mechanism can drive the support seat to move up and down along the support rod to have a collection state above the roller assembly and a support state below the roller assembly;
the arc-shaped top frame is arranged at the top of the supporting frame, and arc-shaped telescopic frames are arranged on two opposite sides of the arc-shaped top frame;
And the top frame supporting component is arranged on the supporting frame and is used for supporting the arc top frame and/or the arc expansion bracket.
2. The tunnel construction protector as claimed in claim 1, wherein the support frame comprises at least four support bars, and the roller assemblies are disposed at the bottoms of the support bars.
3. The tunnel construction protector of claim 2, wherein the support base is slidably sleeved on the support rod, a side support plate is disposed on one side of the support base, and the driving mechanism includes a hydraulic jack disposed on the base, and the hydraulic jack can drive the support base to move up and down along the support rod.
4. The tunnel construction protector as claimed in claim 1, wherein the arc-shaped roof frame is provided with an arc-shaped open cavity along a bending direction thereof, and the arc-shaped expansion frame is slidably connected in the arc-shaped open cavity.
5. The tunnel construction guard of claim 4 further comprising a drive assembly disposed on the top support assembly for driving the arcuate telescoping carriage along the arcuate open cavity.
6. The tunnel construction protector as claimed in claim 5, wherein the top bracing assembly comprises a bracing cross beam on which a plurality of bracing rods are arranged, the top of the bracing rods being fixedly connected to the arc-shaped roof rack.
7. The tunnel construction protector according to claim 6, characterized in that the drive assembly comprises a rotating rod arranged along the radial direction of the arc-shaped expansion bracket, one end of the rotating rod is fixedly connected with the arc-shaped expansion bracket, and the other end of the rotating rod is connected with a circular rotating plate.
8. The tunnel construction protection device according to claim 7, wherein a circular driving plate is arranged on the supporting beam, a circular opening slot is arranged on the circular driving plate, a driving sawtooth part is arranged inside the circular opening slot, the circular rotating plate is coaxially arranged with the circular opening slot, a transmission sawtooth part is arranged on the circular rotating plate, and the driving sawtooth part is meshed with the transmission sawtooth part through a transmission gear.
9. The tunnel construction protection device according to claim 6, wherein an angle adjustment assembly is arranged between the support rod body and the support cross beam, the angle adjustment assembly comprises a circular adjustment plate and a locking piece, the circular adjustment plate is rotatably connected to the support cross beam, and the locking piece can lock the angle of the circular adjustment plate.
10. The tunnel construction protection device according to claim 1, wherein the support frame comprises a fixed frame body and a movable frame body, the fixed frame body is fixedly connected with the base, the movable frame body is movably connected to the fixed frame body, a power driving device is arranged between the fixed frame body and the movable frame body, and the power driving device can drive the movable frame body to move relative to the fixed frame body so as to adjust the height of the movable frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154468.2A CN113653518A (en) | 2021-09-29 | 2021-09-29 | Tunnel construction protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154468.2A CN113653518A (en) | 2021-09-29 | 2021-09-29 | Tunnel construction protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113653518A true CN113653518A (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111154468.2A Pending CN113653518A (en) | 2021-09-29 | 2021-09-29 | Tunnel construction protector |
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| CN (1) | CN113653518A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958355A (en) * | 2021-11-19 | 2022-01-21 | 中国铁建大桥工程局集团有限公司 | Steel frame structure for tunnel support |
| CN114320397A (en) * | 2021-11-26 | 2022-04-12 | 陕西陕煤榆北煤业有限公司 | Ultra-long working face roadway advance support device |
| CN115929366A (en) * | 2022-11-18 | 2023-04-07 | 盐城工学院 | Adjustable tunnel section supporting mechanism for subway construction |
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
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| CN211975014U (en) * | 2020-05-06 | 2020-11-20 | 中交第二公路工程局有限公司 | Dedicated strutting arrangement that prevents collapsing of road bridge tunnel construction |
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| CN211448721U (en) * | 2019-11-05 | 2020-09-08 | 李强 | Tunnel excavation supporting device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958355A (en) * | 2021-11-19 | 2022-01-21 | 中国铁建大桥工程局集团有限公司 | Steel frame structure for tunnel support |
| CN113958355B (en) * | 2021-11-19 | 2024-04-12 | 中国铁建大桥工程局集团有限公司 | Steel frame structure for tunnel support |
| CN114320397A (en) * | 2021-11-26 | 2022-04-12 | 陕西陕煤榆北煤业有限公司 | Ultra-long working face roadway advance support device |
| CN114320397B (en) * | 2021-11-26 | 2024-04-16 | 陕西陕煤榆北煤业有限公司 | Advanced supporting device for ultra-long working face roadway |
| CN115929366A (en) * | 2022-11-18 | 2023-04-07 | 盐城工学院 | Adjustable tunnel section supporting mechanism for subway construction |
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
| CN116575965B (en) * | 2023-07-14 | 2023-09-19 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
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