CN110307023B - A convenient to use type protector for tunnel construction - Google Patents
A convenient to use type protector for tunnel construction Download PDFInfo
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- CN110307023B CN110307023B CN201910573488.XA CN201910573488A CN110307023B CN 110307023 B CN110307023 B CN 110307023B CN 201910573488 A CN201910573488 A CN 201910573488A CN 110307023 B CN110307023 B CN 110307023B
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- 238000010276 construction Methods 0.000 title claims abstract description 26
- 230000001012 protector Effects 0.000 title abstract description 4
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
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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
- E21D19/04—Provisional protective covers for working space for use in drifting galleries
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Abstract
The invention relates to a protective device for tunnel construction, in particular to a convenient-to-use protective device for tunnel construction. Therefore, the technical problems of the invention are as follows: the utility model provides a remove convenient to use type protector that is used for tunnel construction convenient, can adjust. The technical implementation scheme of the invention is as follows: a convenient-to-use protective device for tunnel construction comprises a large base, rollers, a large support, a large rotating shaft, a large rotating plate, a first concave rod, a second concave rod, a third concave rod, an arc supporting plate, a long support and the like; the bottom of big base is connected with the gyro wheel, and the intermediate position at big base top is connected with big support, and the upper end of big support is rotated and is connected with big rotation axis. The convenient-to-use protection device for tunnel construction, provided by the invention, can be conveniently moved, can be flexibly adjusted, has a good protection effect, is beneficial to construction of workers and development and implementation of work, and is simple in structure and convenient to use.
Description
Technical Field
The invention relates to a protective device for tunnel construction, in particular to a convenient-to-use protective device for tunnel construction.
Background
The tunnel is an engineering building buried in the stratum, is a form that the mankind utilizes the underground space, the tunnel can be divided into traffic tunnel, hydraulic tunnel, municipal tunnel, mine tunnel, 1970 the international economic cooperation and the tunnel conference held by the development organization have synthesized various factors, the definition under the tunnel is to construct the cavern with a cross section area of more than 2 square meters according to the specified shape and size with any method with certain usage under the ground, the falling rocks are often encountered in the course of tunnel construction, the staff below is easy to be injured by smashing, the existing protective device for tunnel construction has the traditional structure, not only the movement is troublesome, but also the adjustment is difficult, the protective effect is poor, and the development and the proceeding of the work are not facilitated.
Disclosure of Invention
In order to overcome the defects that the traditional protective device for tunnel construction is troublesome to move, difficult to adjust and poor in protective effect, the invention has the technical problems that: the utility model provides a remove convenient to use type protector that is used for tunnel construction convenient, can adjust.
The technical implementation scheme of the invention is as follows: a convenient-to-use protective device for tunnel construction comprises a large base, rollers, a large support, a large rotating shaft, a large rotating plate, a first concave rod, a second concave rod, a third concave rod, an arc supporting plate, a long support, a large connecting plate, a large pin rod, a deflector rod, a large spring, a large screw rod, a first large bearing seat, a first large nut, a first workbench, a second large nut, a large connecting rod and a second large bearing seat, wherein the bottom of the large base is connected with the rollers, the middle position of the top of the large base is connected with the large support, the upper end of the large support is rotatably connected with the large rotating shaft, the middle part of the large rotating plate is fixedly sleeved on the large rotating shaft, the large support is arranged in a front-back symmetrical mode, the large rotating plate is arranged between the large supports arranged in the front-back symmetrical mode, the upper part of the large rotating plate is provided with a first movable hole, a second movable hole and a third movable hole, the first movable hole is arranged right above, the first concave rod is slidably positioned in the first movable hole, the second movable hole is positioned on the left side of the first movable hole, the second concave rod is slidably positioned in the second movable hole, the third movable hole is positioned on the right side of the first movable hole, the third concave rod is slidably positioned in the third movable hole, the arc supporting plate is positioned right above the large rotating plate, the first concave rod, the second concave rod and the third concave rod are all connected with the lower side of the top of the arc supporting plate, the top of the large base is connected with a long bracket which is positioned in front of the large bracket and the large rotating plate, the lower part of the large bracket is embedded with a large connecting plate, the top of the large connecting plate is provided with a large groove extending downwards, the lower part of the large rotating plate is positioned in the large groove in a sliding manner, the bottom of the large rotating plate is provided with a large pin hole, the lower part of the large connecting plate is provided with a large movable hole and a movable groove, the large movable hole is positioned right below the large, the large movable hole is positioned right below the large pin hole, the large pin rod is slidably positioned in the large movable hole and the large pin hole, the movable groove is positioned on the right side of the large movable hole, the movable groove is communicated with the large movable hole, the lower end of the right side wall of the large pin rod is connected with a deflector rod, the deflector rod is slidably positioned in the movable groove, the bottom of the large pin rod is connected with a large spring, the large spring is positioned in the large movable hole, the lower end of the large spring is connected with the top of the large base, the front side wall of the large connecting plate is connected with the rear side wall of the long bracket, the large screw rod is positioned in front of the long bracket, the lower end of the large screw rod is in interference connection with a bearing in the first large bearing seat, the first large bearing seat is connected with the front side wall of the long bracket, the first large nut is positioned above the first large bearing seat, the first large nut is sleeved on the large screw rod, the first large screw rod is in, the first workbench is positioned above the large connecting plate, the first workbench is provided with a first large lifting hole which is positioned at the rear part of the first large nut, the long bracket is positioned in the first large lifting hole, the long bracket is in sliding fit with the first large lifting hole, the second workbench is positioned above the first workbench, the second workbench is provided with a second large lifting hole, the long bracket is positioned in the second large lifting hole, the long bracket is in sliding fit with the second large lifting hole, the second large nut is embedded in the middle part of the second workbench, the second large nut is positioned in front of the second large lifting hole, the second large nut is sleeved on the large screw rod and is in threaded connection with the large screw rod, the two sides of the long bracket are symmetrically provided with large connecting rods in a left-right mode, the lower ends of the large connecting rods are connected with the top part of the first workbench, the upper ends of the large connecting rods are connected with the bottom part of the second workbench, and the second large bearing seat is connected with the upper end of the front side wall of the long bracket, the upper end of the big screw rod is in interference connection with a bearing in the second big bearing seat.
More preferably, the device also comprises a rotating wheel, an annular plate, a clamping block, a guide rod, a triangular plate, a small spring, a U-shaped rod, a pull rope and a pull ring, wherein the rear end of the large rotating shaft is connected with the rotating wheel, the outer side wall of the rotating wheel is uniformly provided with a plurality of clamping grooves, the annular plate is sleeved on the rotating wheel in a sliding manner, the inner side wall of the annular plate is uniformly connected with a plurality of clamping blocks, the clamping blocks correspond to the clamping grooves, the clamping blocks are positioned in the clamping grooves in a sliding manner, the annular plate is uniformly provided with three small movable holes, the guide rod is positioned in the three small movable holes and corresponds to the small movable holes, the front end of the guide rod is connected with the rear side wall of the large bracket, the triangular plate is positioned behind the annular plate, the end part of the triangular plate is connected with the rear end of the guide rod, the middle part of the triangular plate is provided with a wire guide hole, the U-shaped rod is located in front of the set square, the rear side of the U-shaped rod is connected with a pull rope, the pull rope penetrates through the wire guide hole, and the lower end of the pull rope is connected with a pull ring.
More preferably, the device further comprises a first bevel gear, a second bevel gear and a rotating motor, wherein the lower end of the large screw rod is connected with the first bevel gear, the second bevel gear is located below the first bevel gear and meshed with the first bevel gear, the left end of an output shaft of the rotating motor is connected with the second bevel gear, and the rear side wall of the rotating motor is connected with the front side wall of the long support.
More preferably, the device also comprises a small sleeve and a first small pin rod, the small sleeve is located under the pull ring, the small sleeve is in sliding fit with the pull ring, the front side wall of the small sleeve is connected with the rear side wall of the large support, a first small through hole is formed in the top of the small sleeve, a second small through hole is formed in the bottom of the small sleeve, the second small through hole is located under the first small through hole, the first small pin is in a sliding mode and is located in the first small through hole, the second small pin is in a sliding mode and is located in the second small through hole, the first plate spring and the second plate spring are both located in the small sleeve, the first plate spring is located above the second plate spring, the lower end of the first plate spring is connected with the inner side wall of the small sleeve, the upper end of the first plate spring is in contact with the lower end of the first small pin, the upper end of the second plate spring is connected with the inner side wall of the small sleeve, and the lower end of the second plate spring is in contact with the upper end of the second small.
The invention is moved into the tunnel through the roller, the upper part of the tunnel can be protected through the arc-shaped supporting plate, the falling rocks are prevented from hitting workers, the workers can construct the side wall of the tunnel on the first workbench, the arc-shaped supporting plate can slide back and forth through the first concave rod, the second concave rod and the third concave rod, so that the protection position of the arc-shaped supporting plate is adjusted, the large screw rod can be rotated, the first workbench and the second workbench are driven to move upwards through the first large nut and the second large nut, so that the workers can construct the top of the tunnel on the second workbench, the deflector rod and the large pin rod can move downwards, the large pin rod can be moved out of the large pin hole, the large rotating plate can be rotated, the arc-shaped supporting plate can be moved away from the top of the tunnel, and the workers can construct the top of the tunnel more conveniently at the moment, is convenient for the staff to use.
Annular plate and fixture block can be with the card that swiveling wheel and big rotation axis are tight this moment to will change board and the firm fixing of arc fagging greatly, thereby can carry out convenient adjustment to the position of arc fagging and fix, be convenient for adjust the protection position, and the staff can also stimulate the pull ring in addition, and the pull ring drives U-shaped pole and annular plate through the stay cord and moves, and removes annular plate and fixture block from the swiveling wheel, is convenient for at this moment to rotate the adjustment to big rotation axis.
Can start the rotating electrical machines this moment and move, the rotating electrical machines can drive second bevel gear and rotate, thereby second bevel gear drives first bevel gear and rotates, thereby first bevel gear drives big lead screw and rotates, and the staff of being convenient for rotates big lead screw, labour saving and time saving.
When the worker pulls the pull ring downwards to a set position, the pull ring can be sleeved on the small sleeve, and the pull ring is clamped through the first small pin rod and the second small pin rod, so that the annular plate and the clamping block are kept separated from the rotating wheel, and the worker can conveniently vacate hands to perform other operations.
The invention has the beneficial effects that: the convenient-to-use protection device for tunnel construction, provided by the invention, can be conveniently moved, can be flexibly adjusted, has a good protection effect, is beneficial to construction of workers and development and implementation of work, and has the advantages of simple structure, convenience in use, easiness in production and manufacture, easiness in maintenance and repair, and low production, manufacture and maintenance cost.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a rear view structural diagram of the present invention.
Fig. 3 is an enlarged schematic view of part a of the present invention.
Fig. 4 is an enlarged schematic view of part B of the present invention.
The meaning of the reference symbols in the figures: 1 big base, 2 rollers, 3 big supports, 4 big rotating shafts, 5 big rotating plates, 6 first concave rods, 7 second concave rods, 8 third concave rods, 9 arc-shaped supporting plates, 10 long supports, 11 big connecting plates, 12 big pin rods, 13 deflector rods, 14 big springs, 15 big screw rods, 16 first big bearing seats, 17 first big nuts, 18 first working tables, 19 second working tables, 20 second big nuts, 21 big connecting rods, 22 second big bearing seats, 31 rotating wheels, 32 annular plates, 33 clamping blocks, 34 guide rods, 35 triangular plates, 36 small springs, 37U-shaped rods, 38 pull ropes, 39 pull rings, 41 first bevel gears, 42 second bevel gears, 43 rotating motors, 51 small sleeves, 52 first small pin rods, 53 second small pin rods, 54 first plate springs, 55 second plate springs, 111 big grooves, 112 big movable holes, 113 movable grooves, 181 first big lifting holes, 191 second big lifting holes, 311 clamping groove, 321 small movable hole, 351 wire guide hole, 501 first movable hole, 502 second movable hole, 503 third movable hole, 504 big pin hole, 511 first small through hole and 512 second small through hole.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
A convenient-to-use type protection device for tunnel construction is disclosed, as shown in figures 1-4, and comprises a large base 1, rollers 2, a large support 3, a large rotating shaft 4, a large rotating plate 5, a first concave rod 6, a second concave rod 7, a third concave rod 8, an arc-shaped supporting plate 9, a long support 10, a large connecting plate 11, a large pin rod 12, a deflector rod 13, a large spring 14, a large screw rod 15, a first large bearing seat 16, a first large nut 17, a first workbench 18, a second workbench 19, a second large nut 20, a large connecting rod 21 and a second large bearing seat 22, wherein the rollers 2 are connected to the bottom of the large base 1, the large support 3 is connected to the middle of the top of the large base 1, the large rotating shaft 4 is rotatably connected to the upper end of the large support 3, the middle of the large rotating plate 5 is fixedly sleeved on the large rotating shaft 4, the large support 3 is arranged in a front-back symmetrical manner, the large rotating plate 5 is arranged between the large supports 3 arranged in the front, the upper part of the large rotating plate 5 is provided with a first movable hole 501, a second movable hole 502 and a third movable hole 503, the first movable hole 501 is positioned right above the large bracket 3, the first concave rod 6 is slidably positioned in the first movable hole 501, the second movable hole 502 is positioned at the left side of the first movable hole 501, the second concave rod 7 is slidably positioned in the second movable hole 502, the third movable hole 503 is positioned at the right side of the first movable hole 501, the third concave rod 8 is slidably positioned in the third movable hole 503, the arc-shaped supporting plate 9 is positioned right above the large rotating plate 5, the first concave rod 6, the second concave rod 7 and the third concave rod 8 are all connected with the lower side of the top of the arc-shaped supporting plate 9, the top of the large base 1 is connected with a long bracket 10, the long bracket 10 is positioned in front of the large bracket 3 and the large rotating plate 5, the lower part of the large bracket 3 is embedded with a large connecting plate 11, the top of the large connecting plate 11 is provided with a large groove 111 extending downwards, the lower part of the large rotating plate 5 is slidably positioned in the large groove 111, the bottom of the large rotating plate 5 is provided with a large pin hole 504, the lower part of the large connecting plate 11 is provided with a large movable hole 112 and a movable groove 113, the large movable hole 112 is positioned under the large groove 111, the large movable hole 112 is communicated with the large groove 111, the large movable hole 112 is positioned under the large pin hole 504, the large pin rod 12 is slidably positioned in the large movable hole 112 and the large pin hole 504, the movable groove 113 is positioned at the right side of the large movable hole 112, the movable groove 113 is communicated with the large movable hole 112, the lower end of the right side wall of the large pin rod 12 is connected with a deflector rod 13, the deflector rod 13 is slidably positioned in the movable groove 113, the bottom of the large pin rod 12 is connected with a large spring 14, the large spring 14 is positioned in the large movable hole 112, the lower end of the large spring 14 is connected with the top of the large base 1, the front side wall of the large connecting plate 11 is connected with the rear side, the lower end of a large screw rod 15 is connected with a bearing in a first large bearing seat 16 in an interference fit manner, the first large bearing seat 16 is connected with the front side wall of a long bracket 10, a first large nut 17 is positioned above the first large bearing seat 16, the first large nut 17 is sleeved on the large screw rod 15, the first large nut 17 is in threaded connection with the large screw rod 15, the first large nut 17 is embedded in the middle of a first workbench 18, the first workbench 18 is positioned above a large connecting plate 11, the first workbench 18 is provided with a first large lifting hole 181, the first large lifting hole 181 is positioned behind the first large nut 17, the long bracket 10 is positioned in the first large lifting hole 181, the long bracket 10 is in sliding fit with the first large lifting hole 181, a second workbench 19 is positioned above the first workbench 18, the second workbench 19 is provided with a second large lifting hole 191, the long bracket 10 is positioned in the second large lifting hole 191, and the long bracket 10 is in sliding fit with the second large lifting hole 191, the second big nut 20 is embedded in the middle of the second workbench 19, the second big nut 20 is located in front of the second big lifting hole 191, the second big nut 20 is sleeved on the big screw rod 15, the second big nut 20 is in threaded connection with the big screw rod 15, the two sides of the long support 10 are symmetrically provided with big connecting rods 21, the lower ends of the big connecting rods 21 are connected with the top of the first workbench 18, the upper ends of the big connecting rods 21 are connected with the bottom of the second workbench 19, the second big bearing seat 22 is connected with the upper end of the front side wall of the long support 10, and the upper end of the big screw rod 15 is in interference connection with a bearing in the second big bearing seat 22.
Example 2
A convenient-to-use type protection device for tunnel construction is disclosed, as shown in figures 1-4, and comprises a large base 1, rollers 2, a large support 3, a large rotating shaft 4, a large rotating plate 5, a first concave rod 6, a second concave rod 7, a third concave rod 8, an arc-shaped supporting plate 9, a long support 10, a large connecting plate 11, a large pin rod 12, a deflector rod 13, a large spring 14, a large screw rod 15, a first large bearing seat 16, a first large nut 17, a first workbench 18, a second workbench 19, a second large nut 20, a large connecting rod 21 and a second large bearing seat 22, wherein the rollers 2 are connected to the bottom of the large base 1, the large support 3 is connected to the middle of the top of the large base 1, the large rotating shaft 4 is rotatably connected to the upper end of the large support 3, the middle of the large rotating plate 5 is fixedly sleeved on the large rotating shaft 4, the large support 3 is arranged in a front-back symmetrical manner, the large rotating plate 5 is arranged between the large supports 3 arranged in the front, the upper part of the large rotating plate 5 is provided with a first movable hole 501, a second movable hole 502 and a third movable hole 503, the first movable hole 501 is positioned right above the large bracket 3, the first concave rod 6 is slidably positioned in the first movable hole 501, the second movable hole 502 is positioned at the left side of the first movable hole 501, the second concave rod 7 is slidably positioned in the second movable hole 502, the third movable hole 503 is positioned at the right side of the first movable hole 501, the third concave rod 8 is slidably positioned in the third movable hole 503, the arc-shaped supporting plate 9 is positioned right above the large rotating plate 5, the first concave rod 6, the second concave rod 7 and the third concave rod 8 are all connected with the lower side of the top of the arc-shaped supporting plate 9, the top of the large base 1 is connected with a long bracket 10, the long bracket 10 is positioned in front of the large bracket 3 and the large rotating plate 5, the lower part of the large bracket 3 is embedded with a large connecting plate 11, the top of the large connecting plate 11 is provided with a large groove 111 extending downwards, the lower part of the large rotating plate 5 is slidably positioned in the large groove 111, the bottom of the large rotating plate 5 is provided with a large pin hole 504, the lower part of the large connecting plate 11 is provided with a large movable hole 112 and a movable groove 113, the large movable hole 112 is positioned under the large groove 111, the large movable hole 112 is communicated with the large groove 111, the large movable hole 112 is positioned under the large pin hole 504, the large pin rod 12 is slidably positioned in the large movable hole 112 and the large pin hole 504, the movable groove 113 is positioned at the right side of the large movable hole 112, the movable groove 113 is communicated with the large movable hole 112, the lower end of the right side wall of the large pin rod 12 is connected with a deflector rod 13, the deflector rod 13 is slidably positioned in the movable groove 113, the bottom of the large pin rod 12 is connected with a large spring 14, the large spring 14 is positioned in the large movable hole 112, the lower end of the large spring 14 is connected with the top of the large base 1, the front side wall of the large connecting plate 11 is connected with the rear side, the lower end of a large screw rod 15 is connected with a bearing in a first large bearing seat 16 in an interference fit manner, the first large bearing seat 16 is connected with the front side wall of a long bracket 10, a first large nut 17 is positioned above the first large bearing seat 16, the first large nut 17 is sleeved on the large screw rod 15, the first large nut 17 is in threaded connection with the large screw rod 15, the first large nut 17 is embedded in the middle of a first workbench 18, the first workbench 18 is positioned above a large connecting plate 11, the first workbench 18 is provided with a first large lifting hole 181, the first large lifting hole 181 is positioned behind the first large nut 17, the long bracket 10 is positioned in the first large lifting hole 181, the long bracket 10 is in sliding fit with the first large lifting hole 181, a second workbench 19 is positioned above the first workbench 18, the second workbench 19 is provided with a second large lifting hole 191, the long bracket 10 is positioned in the second large lifting hole 191, and the long bracket 10 is in sliding fit with the second large lifting hole 191, the second big nut 20 is embedded in the middle of the second workbench 19, the second big nut 20 is located in front of the second big lifting hole 191, the second big nut 20 is sleeved on the big screw rod 15, the second big nut 20 is in threaded connection with the big screw rod 15, the two sides of the long support 10 are symmetrically provided with big connecting rods 21, the lower ends of the big connecting rods 21 are connected with the top of the first workbench 18, the upper ends of the big connecting rods 21 are connected with the bottom of the second workbench 19, the second big bearing seat 22 is connected with the upper end of the front side wall of the long support 10, and the upper end of the big screw rod 15 is in interference connection with a bearing in the second big bearing seat 22.
The novel rotary wheel type large support frame further comprises a rotary wheel 31, an annular plate 32, a clamping block 33, a guide rod 34, a triangular plate 35, a small spring 36, a U-shaped rod 37, a pull rope 38 and a pull ring 39, the rear end of the large rotary shaft 4 is connected with the rotary wheel 31, the outer side wall of the rotary wheel 31 is uniformly provided with a plurality of clamping grooves 311, the annular plate 32 is sleeved on the rotary wheel 31 in a sliding manner, the inner side wall of the annular plate 32 is uniformly connected with the plurality of clamping blocks 33, the clamping blocks 33 correspond to the clamping grooves 311, the clamping blocks 33 are positioned in the clamping grooves 311 in a sliding manner, the annular plate 32 is uniformly provided with three small movable holes 321, the guide rod 34 is positioned in the three small movable holes 321, the guide rod 34 corresponds to the small movable holes 321, the front end of the guide rod 34 is connected with the rear side wall of the large support frame 3, the triangular plate 35 is positioned behind the annular plate 32, the end of the triangular plate, the small spring 36 is positioned between the annular plate 32 and the triangular plate 35, the rear side wall of the annular plate 32 is connected with a U-shaped rod 37, the U-shaped rod 37 is positioned in front of the triangular plate 35, the rear side of the U-shaped rod 37 is connected with a pull rope 38, the pull rope 38 passes through the wire guide hole 351, and the lower end of the pull rope 38 is connected with a pull ring 39.
Example 3
A convenient-to-use type protection device for tunnel construction is disclosed, as shown in figures 1-4, and comprises a large base 1, rollers 2, a large support 3, a large rotating shaft 4, a large rotating plate 5, a first concave rod 6, a second concave rod 7, a third concave rod 8, an arc-shaped supporting plate 9, a long support 10, a large connecting plate 11, a large pin rod 12, a deflector rod 13, a large spring 14, a large screw rod 15, a first large bearing seat 16, a first large nut 17, a first workbench 18, a second workbench 19, a second large nut 20, a large connecting rod 21 and a second large bearing seat 22, wherein the rollers 2 are connected to the bottom of the large base 1, the large support 3 is connected to the middle of the top of the large base 1, the large rotating shaft 4 is rotatably connected to the upper end of the large support 3, the middle of the large rotating plate 5 is fixedly sleeved on the large rotating shaft 4, the large support 3 is arranged in a front-back symmetrical manner, the large rotating plate 5 is arranged between the large supports 3 arranged in the front, the upper part of the large rotating plate 5 is provided with a first movable hole 501, a second movable hole 502 and a third movable hole 503, the first movable hole 501 is positioned right above the large bracket 3, the first concave rod 6 is slidably positioned in the first movable hole 501, the second movable hole 502 is positioned at the left side of the first movable hole 501, the second concave rod 7 is slidably positioned in the second movable hole 502, the third movable hole 503 is positioned at the right side of the first movable hole 501, the third concave rod 8 is slidably positioned in the third movable hole 503, the arc-shaped supporting plate 9 is positioned right above the large rotating plate 5, the first concave rod 6, the second concave rod 7 and the third concave rod 8 are all connected with the lower side of the top of the arc-shaped supporting plate 9, the top of the large base 1 is connected with a long bracket 10, the long bracket 10 is positioned in front of the large bracket 3 and the large rotating plate 5, the lower part of the large bracket 3 is embedded with a large connecting plate 11, the top of the large connecting plate 11 is provided with a large groove 111 extending downwards, the lower part of the large rotating plate 5 is slidably positioned in the large groove 111, the bottom of the large rotating plate 5 is provided with a large pin hole 504, the lower part of the large connecting plate 11 is provided with a large movable hole 112 and a movable groove 113, the large movable hole 112 is positioned under the large groove 111, the large movable hole 112 is communicated with the large groove 111, the large movable hole 112 is positioned under the large pin hole 504, the large pin rod 12 is slidably positioned in the large movable hole 112 and the large pin hole 504, the movable groove 113 is positioned at the right side of the large movable hole 112, the movable groove 113 is communicated with the large movable hole 112, the lower end of the right side wall of the large pin rod 12 is connected with a deflector rod 13, the deflector rod 13 is slidably positioned in the movable groove 113, the bottom of the large pin rod 12 is connected with a large spring 14, the large spring 14 is positioned in the large movable hole 112, the lower end of the large spring 14 is connected with the top of the large base 1, the front side wall of the large connecting plate 11 is connected with the rear side, the lower end of a large screw rod 15 is connected with a bearing in a first large bearing seat 16 in an interference fit manner, the first large bearing seat 16 is connected with the front side wall of a long bracket 10, a first large nut 17 is positioned above the first large bearing seat 16, the first large nut 17 is sleeved on the large screw rod 15, the first large nut 17 is in threaded connection with the large screw rod 15, the first large nut 17 is embedded in the middle of a first workbench 18, the first workbench 18 is positioned above a large connecting plate 11, the first workbench 18 is provided with a first large lifting hole 181, the first large lifting hole 181 is positioned behind the first large nut 17, the long bracket 10 is positioned in the first large lifting hole 181, the long bracket 10 is in sliding fit with the first large lifting hole 181, a second workbench 19 is positioned above the first workbench 18, the second workbench 19 is provided with a second large lifting hole 191, the long bracket 10 is positioned in the second large lifting hole 191, and the long bracket 10 is in sliding fit with the second large lifting hole 191, the second big nut 20 is embedded in the middle of the second workbench 19, the second big nut 20 is located in front of the second big lifting hole 191, the second big nut 20 is sleeved on the big screw rod 15, the second big nut 20 is in threaded connection with the big screw rod 15, the two sides of the long support 10 are symmetrically provided with big connecting rods 21, the lower ends of the big connecting rods 21 are connected with the top of the first workbench 18, the upper ends of the big connecting rods 21 are connected with the bottom of the second workbench 19, the second big bearing seat 22 is connected with the upper end of the front side wall of the long support 10, and the upper end of the big screw rod 15 is in interference connection with a bearing in the second big bearing seat 22.
The novel rotary wheel type large support frame further comprises a rotary wheel 31, an annular plate 32, a clamping block 33, a guide rod 34, a triangular plate 35, a small spring 36, a U-shaped rod 37, a pull rope 38 and a pull ring 39, the rear end of the large rotary shaft 4 is connected with the rotary wheel 31, the outer side wall of the rotary wheel 31 is uniformly provided with a plurality of clamping grooves 311, the annular plate 32 is sleeved on the rotary wheel 31 in a sliding manner, the inner side wall of the annular plate 32 is uniformly connected with the plurality of clamping blocks 33, the clamping blocks 33 correspond to the clamping grooves 311, the clamping blocks 33 are positioned in the clamping grooves 311 in a sliding manner, the annular plate 32 is uniformly provided with three small movable holes 321, the guide rod 34 is positioned in the three small movable holes 321, the guide rod 34 corresponds to the small movable holes 321, the front end of the guide rod 34 is connected with the rear side wall of the large support frame 3, the triangular plate 35 is positioned behind the annular plate 32, the end of the triangular plate, the small spring 36 is positioned between the annular plate 32 and the triangular plate 35, the rear side wall of the annular plate 32 is connected with a U-shaped rod 37, the U-shaped rod 37 is positioned in front of the triangular plate 35, the rear side of the U-shaped rod 37 is connected with a pull rope 38, the pull rope 38 passes through the wire guide hole 351, and the lower end of the pull rope 38 is connected with a pull ring 39.
The long support is characterized by further comprising a first bevel gear 41, a second bevel gear 42 and a rotating motor 43, wherein the first bevel gear 41 is connected to the lower end of the large screw rod 15, the second bevel gear 42 is located below the first bevel gear 41, the second bevel gear 42 is meshed with the first bevel gear 41, the left end of an output shaft of the rotating motor 43 is connected with the second bevel gear 42, and the rear side wall of the rotating motor 43 is connected with the front side wall of the long support 10.
Example 4
A convenient-to-use type protection device for tunnel construction is disclosed, as shown in figures 1-4, and comprises a large base 1, rollers 2, a large support 3, a large rotating shaft 4, a large rotating plate 5, a first concave rod 6, a second concave rod 7, a third concave rod 8, an arc-shaped supporting plate 9, a long support 10, a large connecting plate 11, a large pin rod 12, a deflector rod 13, a large spring 14, a large screw rod 15, a first large bearing seat 16, a first large nut 17, a first workbench 18, a second workbench 19, a second large nut 20, a large connecting rod 21 and a second large bearing seat 22, wherein the rollers 2 are connected to the bottom of the large base 1, the large support 3 is connected to the middle of the top of the large base 1, the large rotating shaft 4 is rotatably connected to the upper end of the large support 3, the middle of the large rotating plate 5 is fixedly sleeved on the large rotating shaft 4, the large support 3 is arranged in a front-back symmetrical manner, the large rotating plate 5 is arranged between the large supports 3 arranged in the front, the upper part of the large rotating plate 5 is provided with a first movable hole 501, a second movable hole 502 and a third movable hole 503, the first movable hole 501 is positioned right above the large bracket 3, the first concave rod 6 is slidably positioned in the first movable hole 501, the second movable hole 502 is positioned at the left side of the first movable hole 501, the second concave rod 7 is slidably positioned in the second movable hole 502, the third movable hole 503 is positioned at the right side of the first movable hole 501, the third concave rod 8 is slidably positioned in the third movable hole 503, the arc-shaped supporting plate 9 is positioned right above the large rotating plate 5, the first concave rod 6, the second concave rod 7 and the third concave rod 8 are all connected with the lower side of the top of the arc-shaped supporting plate 9, the top of the large base 1 is connected with a long bracket 10, the long bracket 10 is positioned in front of the large bracket 3 and the large rotating plate 5, the lower part of the large bracket 3 is embedded with a large connecting plate 11, the top of the large connecting plate 11 is provided with a large groove 111 extending downwards, the lower part of the large rotating plate 5 is slidably positioned in the large groove 111, the bottom of the large rotating plate 5 is provided with a large pin hole 504, the lower part of the large connecting plate 11 is provided with a large movable hole 112 and a movable groove 113, the large movable hole 112 is positioned under the large groove 111, the large movable hole 112 is communicated with the large groove 111, the large movable hole 112 is positioned under the large pin hole 504, the large pin rod 12 is slidably positioned in the large movable hole 112 and the large pin hole 504, the movable groove 113 is positioned at the right side of the large movable hole 112, the movable groove 113 is communicated with the large movable hole 112, the lower end of the right side wall of the large pin rod 12 is connected with a deflector rod 13, the deflector rod 13 is slidably positioned in the movable groove 113, the bottom of the large pin rod 12 is connected with a large spring 14, the large spring 14 is positioned in the large movable hole 112, the lower end of the large spring 14 is connected with the top of the large base 1, the front side wall of the large connecting plate 11 is connected with the rear side, the lower end of a large screw rod 15 is connected with a bearing in a first large bearing seat 16 in an interference fit manner, the first large bearing seat 16 is connected with the front side wall of a long bracket 10, a first large nut 17 is positioned above the first large bearing seat 16, the first large nut 17 is sleeved on the large screw rod 15, the first large nut 17 is in threaded connection with the large screw rod 15, the first large nut 17 is embedded in the middle of a first workbench 18, the first workbench 18 is positioned above a large connecting plate 11, the first workbench 18 is provided with a first large lifting hole 181, the first large lifting hole 181 is positioned behind the first large nut 17, the long bracket 10 is positioned in the first large lifting hole 181, the long bracket 10 is in sliding fit with the first large lifting hole 181, a second workbench 19 is positioned above the first workbench 18, the second workbench 19 is provided with a second large lifting hole 191, the long bracket 10 is positioned in the second large lifting hole 191, and the long bracket 10 is in sliding fit with the second large lifting hole 191, the second big nut 20 is embedded in the middle of the second workbench 19, the second big nut 20 is located in front of the second big lifting hole 191, the second big nut 20 is sleeved on the big screw rod 15, the second big nut 20 is in threaded connection with the big screw rod 15, the two sides of the long support 10 are symmetrically provided with big connecting rods 21, the lower ends of the big connecting rods 21 are connected with the top of the first workbench 18, the upper ends of the big connecting rods 21 are connected with the bottom of the second workbench 19, the second big bearing seat 22 is connected with the upper end of the front side wall of the long support 10, and the upper end of the big screw rod 15 is in interference connection with a bearing in the second big bearing seat 22.
The novel rotary wheel type large support frame further comprises a rotary wheel 31, an annular plate 32, a clamping block 33, a guide rod 34, a triangular plate 35, a small spring 36, a U-shaped rod 37, a pull rope 38 and a pull ring 39, the rear end of the large rotary shaft 4 is connected with the rotary wheel 31, the outer side wall of the rotary wheel 31 is uniformly provided with a plurality of clamping grooves 311, the annular plate 32 is sleeved on the rotary wheel 31 in a sliding manner, the inner side wall of the annular plate 32 is uniformly connected with the plurality of clamping blocks 33, the clamping blocks 33 correspond to the clamping grooves 311, the clamping blocks 33 are positioned in the clamping grooves 311 in a sliding manner, the annular plate 32 is uniformly provided with three small movable holes 321, the guide rod 34 is positioned in the three small movable holes 321, the guide rod 34 corresponds to the small movable holes 321, the front end of the guide rod 34 is connected with the rear side wall of the large support frame 3, the triangular plate 35 is positioned behind the annular plate 32, the end of the triangular plate, the small spring 36 is positioned between the annular plate 32 and the triangular plate 35, the rear side wall of the annular plate 32 is connected with a U-shaped rod 37, the U-shaped rod 37 is positioned in front of the triangular plate 35, the rear side of the U-shaped rod 37 is connected with a pull rope 38, the pull rope 38 passes through the wire guide hole 351, and the lower end of the pull rope 38 is connected with a pull ring 39.
The long support is characterized by further comprising a first bevel gear 41, a second bevel gear 42 and a rotating motor 43, wherein the first bevel gear 41 is connected to the lower end of the large screw rod 15, the second bevel gear 42 is located below the first bevel gear 41, the second bevel gear 42 is meshed with the first bevel gear 41, the left end of an output shaft of the rotating motor 43 is connected with the second bevel gear 42, and the rear side wall of the rotating motor 43 is connected with the front side wall of the long support 10.
The large support frame further comprises a small sleeve 51, a first small pin rod 52, a second small pin rod 53, a first plate spring 54 and a second plate spring 55, wherein the small sleeve 51 is positioned right below the pull ring 39, the small sleeve 51 is in sliding fit with the pull ring 39, the front side wall of the small sleeve 51 is connected with the rear side wall of the large support frame 3, the top of the small sleeve 51 is provided with a first small through hole 511, the bottom of the small sleeve 51 is provided with a second small through hole 512, the second small through hole 512 is positioned right below the first small through hole 511, the first small pin rod 52 is slidably positioned in the first small through hole 511, the second small pin rod 53 is slidably positioned in the second small through hole 512, the first plate spring 54 and the second plate spring 55 are both positioned in the small sleeve 51, the first plate spring 54 is positioned above the second plate spring 55, the lower end of the first plate spring 54 is connected with the inner side wall of the small sleeve 51, the upper end of the first plate spring 54 is contacted with the lower end of the first small pin rod 52, the upper end of the second plate spring 55 is, the lower end of the second plate spring 55 is in contact with the upper end of the second small pin 53.
The invention is moved into the tunnel through the roller 2, namely the invention can protect the upper part of the tunnel through the arc-shaped supporting plate 9, and avoid falling rocks from hitting workers, the workers can build the side wall of the tunnel on the first workbench 18, and the arc-shaped supporting plate 9 can slide back and forth through the first concave rod 6, the second concave rod 7 and the third concave rod 8, so as to adjust the protection position of the arc-shaped supporting plate 9, and can rotate the big screw rod 15, and the first workbench 18 and the second workbench 19 are driven to move upwards through the first big nut 17 and the second big nut 20, so that the workers can build the top of the tunnel on the second workbench 19, and can move the deflector rod 13 and the big pin rod 12 downwards and move the big pin rod 12 out of the big pin hole 504, at this time, the big rotating plate 5 can be rotated, and the arc-shaped supporting plate 9 can be moved away from the top of the tunnel, make things convenient for the staff to be under construction to the top in tunnel more this moment, the staff of being convenient for uses.
Can start rotating electrical machines 43 and move this moment, rotating electrical machines 43 can drive second bevel gear 42 and rotate, thereby second bevel gear 42 drives first bevel gear 41 and rotates, thereby first bevel gear 41 drives big lead screw 15 and rotates, and the staff of being convenient for rotates big lead screw 15, labour saving and time saving.
When the worker pulls the pull ring 39 downwards to the set position, the pull ring 39 can be sleeved on the small sleeve 51, and the pull ring 39 is clamped by the first small pin rod 52 and the second small pin rod 53, so that the annular plate 32 and the clamping block 33 are kept separated from the rotating wheel 31, and the worker can conveniently vacate hands to perform other operations.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. A convenient-to-use protective device for tunnel construction comprises a large base (1), rollers (2), a large support (3), a large rotating shaft (4), a large rotating plate (5), a first concave rod (6), a second concave rod (7), a third concave rod (8) and arc supporting plates (9), wherein the rollers (2) are connected to the bottom of the large base (1), the large support (3) is connected to the middle position of the top of the large base (1), the large rotating shaft (4) is rotatably connected to the upper end of the large support (3), the middle part of the large rotating plate (5) is fixedly sleeved on the large rotating shaft (4), the large support (3) is arranged in a front-back symmetrical mode, the large rotating plate (5) is arranged between the large supports (3) which are arranged in a front-back symmetrical mode, a first movable hole (501), a second movable hole (502) and a third movable hole (503) are formed in the upper part of the large rotating plate (5), first activity hole (501) is located big support (3) directly over, first spill pole (6) slidingtype is located first activity hole (501), second activity hole (502) are located the left side of first activity hole (501), second spill pole (7) slidingtype is located second activity hole (502), third activity hole (503) are located the right side of first activity hole (501), third spill pole (8) slidingtype is located third activity hole (503), arc fagging (9) are located and change board (5) directly over greatly, first spill pole (6), second spill pole (7) and third spill pole (8) all are connected with the downside at arc fagging (9) top, its characterized in that: the novel rotary table further comprises a long support (10), a large connecting plate (11), a large pin rod (12), a deflector rod (13), a large spring (14), a large screw rod (15), a first large bearing seat (16), a first large nut (17), a first workbench (18), a second workbench (19), a second large nut (20), a large connecting rod (21) and a second large bearing seat (22), wherein the top of the large base (1) is connected with the long support (10), the long support (10) is positioned in front of the large support (3) and the large rotary plate (5), the large connecting plate (11) is embedded at the lower part of the large support (3), the large groove (111) extending downwards is formed in the top of the large connecting plate (11), the lower part of the large rotary plate (5) is slidably positioned in the large groove (111), a large pin hole (504) is formed in the bottom of the large rotary plate (5), and a large movable hole (112) and a movable groove (113) are formed in the lower part of the large connecting plate (11), the large movable hole (112) is positioned right below the large groove (111), the large movable hole (112) is communicated with the large groove (111), the large movable hole (112) is positioned right below the large pin hole (504), the large pin rod (12) is slidably positioned in the large movable hole (112) and the large pin hole (504), the movable groove (113) is positioned on the right side of the large movable hole (112), the movable groove (113) is communicated with the large movable hole (112), the lower end of the right side wall of the large pin rod (12) is connected with the deflector rod (13), the deflector rod (13) is slidably positioned in the movable groove (113), the bottom of the large pin rod (12) is connected with the large spring (14), the large spring (14) is positioned in the large movable hole (112), the lower end of the large spring (14) is connected with the top of the large base (1), the front side wall of the large connecting plate (11) is connected with the rear side wall of the long bracket (10), the large screw rod (15) is positioned in front of the long bracket (10), the lower end of a large screw rod (15) is in interference connection with a bearing in a first large bearing seat (16), the first large bearing seat (16) is connected with the front side wall of a long support (10), a first large nut (17) is positioned above the first large bearing seat (16), the first large nut (17) is sleeved on the large screw rod (15), the first large nut (17) is in threaded connection with the large screw rod (15), the first large nut (17) is embedded in the middle of a first workbench (18), the first workbench (18) is positioned above a large connecting plate (11), the first workbench (18) is provided with a first large lifting hole (181), the first large lifting hole (181) is positioned behind the first large nut (17), the long support (10) is positioned in the first large lifting hole (181), the long support (10) is in sliding fit with the first large lifting hole (181), and a second workbench (19) is positioned above the first workbench (18), the second workbench (19) is provided with a second large lifting hole (191), the long support (10) is located in the second large lifting hole (191), the long support (10) is in sliding fit with the second large lifting hole (191), a second large nut (20) is embedded in the middle of the second workbench (19), the second large nut (20) is located in front of the second large lifting hole (191), the second large nut (20) is sleeved on the large screw rod (15), the second large nut (20) is in threaded connection with the large screw rod (15), large connecting rods (21) are symmetrically arranged on the left side and the right side of the two sides of the long support (10), the lower end of each large connecting rod (21) is connected with the top of the first workbench (18), the upper end of each large connecting rod (21) is connected with the bottom of the second workbench (19), the second large bearing seat (22) is connected with the upper end of the front side wall of the long support (10), and the upper end of each large screw rod (15) is connected with a bearing seat in the second large bearing seat (22) in an interference fit mode.
2. The easy-to-use type guard device for tunnel construction as claimed in claim 1, wherein: the novel rotary table further comprises a rotary wheel (31), an annular plate (32), clamping blocks (33), a guide rod (34), a triangular plate (35), a small spring (36), a U-shaped rod (37), a pull rope (38) and a pull ring (39), the rear end of the large rotary shaft (4) is connected with the rotary wheel (31), the outer side wall of the rotary wheel (31) is uniformly provided with a plurality of clamping grooves (311), the annular plate (32) is sleeved on the rotary wheel (31) in a sliding manner, the inner side wall of the annular plate (32) is uniformly connected with a plurality of clamping blocks (33), the clamping blocks (33) correspond to the clamping grooves (311), the clamping blocks (33) are positioned in the clamping grooves (311) in a sliding manner, the annular plate (32) is uniformly provided with three small movable holes (321), the guide rod (34) is positioned in the three small movable holes (321), the guide rod (34) corresponds to the small movable holes (321), the front end of the guide rod (, set-square (35) are located the rear of annular plate (32), the tip of set-square (35) is connected with the rear end of guide bar (34), wire guide (351) have been opened at the middle part of set-square (35), little spring (36) cover is on guide bar (34), little spring (36) are located between annular plate (32) and set-square (35), the rear side wall of annular plate (32) is connected with U-shaped pole (37), U-shaped pole (37) are located the place ahead of set-square (35), U-shaped pole (37) rear side is connected with stay cord (38), stay cord (38) pass wire guide (351), the lower extreme of stay cord (38) is connected with pull ring (39).
3. The easy-to-use type guard device for tunnel construction as claimed in claim 2, wherein: the novel screw rod mechanism is characterized by further comprising a first bevel gear (41), a second bevel gear (42) and a rotating motor (43), the lower end of the large screw rod (15) is connected with the first bevel gear (41), the second bevel gear (42) is located below the first bevel gear (41), the second bevel gear (42) is meshed with the first bevel gear (41), the left end of an output shaft of the rotating motor (43) is connected with the second bevel gear (42), and the rear side wall of the rotating motor (43) is connected with the front side wall of the long support (10).
4. A protective device of the easy-to-use type for tunnel construction as claimed in claim 3, wherein: the novel steel wire rope pulling device is characterized by further comprising a small sleeve (51), a first small pin rod (52), a second small pin rod (53), a first plate spring (54) and a second plate spring (55), wherein the small sleeve (51) is located right below the pull ring (39), the small sleeve (51) is in sliding fit with the pull ring (39), the front side wall of the small sleeve (51) is connected with the rear side wall of the large support (3), a first small through hole (511) is formed in the top of the small sleeve (51), a second small through hole (512) is formed in the bottom of the small sleeve (51), the second small through hole (512) is located right below the first small through hole (511), the first small pin rod (52) is located in the first small through hole (511) in a sliding mode, the second small pin rod (53) is located in the second small through hole (512) in a sliding mode, the first plate spring (54) and the second plate spring (55) are both located in the small sleeve (51), and the first plate spring (54) is located above the second plate spring (55), the lower end of the first plate spring (54) is connected with the inner side wall of the small sleeve (51), the upper end of the first plate spring (54) is in contact with the lower end of the first small pin rod (52), the upper end of the second plate spring (55) is connected with the inner side wall of the small sleeve (51), and the lower end of the second plate spring (55) is in contact with the upper end of the second small pin rod (53).
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| CN201910573488.XA CN110307023B (en) | 2019-06-28 | 2019-06-28 | A convenient to use type protector for tunnel construction |
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| CN201910573488.XA CN110307023B (en) | 2019-06-28 | 2019-06-28 | A convenient to use type protector for tunnel construction |
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| CN110307023A CN110307023A (en) | 2019-10-08 |
| CN110307023B true CN110307023B (en) | 2020-11-03 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5519360B2 (en) * | 1972-12-29 | 1980-05-26 | ||
| US3885397A (en) * | 1973-11-23 | 1975-05-27 | Taiheiyo Coal Mining Co Ltd | Mining shield-supporter |
| CN205532651U (en) * | 2015-12-30 | 2016-08-31 | 淮南市众兴机械制造有限责任公司 | Mining excavation formula loader platform frame shed structure |
| CN205918432U (en) * | 2016-07-30 | 2017-02-01 | 中国建筑第五工程局有限公司 | Bionical hydraulic pressure stride formula vault centre form lining cutting platform truck of open trench tunnel |
| CN107059634B (en) * | 2017-04-26 | 2019-05-17 | 高军 | A kind of dedicated gib equipment of tunnel bridge |
| CN208416584U (en) * | 2018-03-28 | 2019-01-22 | 潘如豪 | A kind of roads and tunnels construction safety support frame |
| CN109209459B (en) * | 2018-11-23 | 2020-05-12 | 贵州大学 | Movable supporting device for tunnel construction |
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