CN209908516U

CN209908516U - A equipment for single track railway tunnel invert construction

Info

Publication number: CN209908516U
Application number: CN201920800730.8U
Authority: CN
Inventors: 李森
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-01-07
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses an equipment for single track railway tunnel invert construction relates to tunnel construction technical field, this an equipment for single track railway tunnel invert construction, which comprises a cross beam, the equal fixedly connected with connecting plate in both sides of crossbeam, the sliding surface of connecting plate is connected with the sleeve, a plurality of locating holes have been seted up at the middle part on connecting plate surface, it has the locating pin to peg graft at the middle part on sleeve surface, the middle part fixedly connected with guide rail of crossbeam. This an equipment for single track railway tunnel invert construction, through having set up the slider, lead screw and guide rail, the top surface fixedly connected with bridge plate of slider, and the lead screw is kept away from the one end of bearing and the pivot department fixed connection of second motor, slider and guide rail sliding connection, slider and lead screw threaded connection, can make the slider rotate through the lead screw and realize removing the position in the guide rail, the position of bridge plate just can be removed according to the wheelbase of the vehicle of getting on the bridge to such design, reach the purpose that improves the practicality.

Description

A equipment for single track railway tunnel invert construction

Technical Field

The utility model relates to a tunnel construction technical field specifically is an equipment that is used for single track railway tunnel invert construction.

Background

The inverted arch is a reverse arch structure arranged at the bottom of the tunnel for improving the stress condition of an upper supporting structure, is one of main components of the tunnel structure, is commonly explained as an upward inverted arch, a trestle is required to be erected above a construction position when the inverted arch of the single-track railway tunnel is constructed, thereby facilitating the passing or discharging of construction vehicles, most of bridge plates of the traveling crane of the inverted arch construction trestle are fixed, therefore, the trestle can not adapt to the traffic of vehicles with different wheelbases, has certain limitation, and simultaneously has the defects that the bottom of the existing trestle is lack of a protective net, moreover, because the gap of the trestle is very large, constructors are easy to lose the feet and fall under the trestle in the inverted arch forming engineering to cause danger, sundries are easy to fall on the surface of the formed inverted arch to influence the inverted arch forming, therefore the utility model provides an equipment for single track railway tunnel invert construction for solve the not enough of current invert construction landing stage.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an equipment for single track railway tunnel invert construction has solved current invert construction landing stage, and the bridge plate can't be removed, has the use limitation, lacks the problem of the protection that drops moreover.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the device for single track railway tunnel inverted arch construction comprises a cross beam, wherein connecting plates are fixedly connected to two sides of the cross beam, a sleeve is connected to the surface of each connecting plate in a sliding mode, a plurality of positioning holes are formed in the middle of the surface of each connecting plate, a positioning pin is inserted into the middle of the surface of each sleeve, a guide rail is fixedly connected to the middle of the cross beam, a bearing is fixedly connected to one side of the inner wall of the guide rail, a lead screw is fixedly connected to the axis of the bearing, a sliding block is connected to the surface of the lead screw in a threaded mode, a bridge plate is fixedly connected to the top surface of the sliding block, a supporting plate is fixedly connected to the middle of one side of the cross beam, a second motor is fixedly connected to the top surface of the supporting plate, connecting blocks are fixedly connected to, the utility model discloses a building protection network, including spool, crossbeam bottom surface, connecting block, fixed surface of spool is connected with the protection network, the edge fixedly connected with stay cord of protection network, one side fixedly connected with fixing base of connecting block is kept away from to the crossbeam bottom surface, the last fixed surface of fixing base is connected with first motor, the pivot department fixedly connected with transmission shaft of first motor, the equal fixedly connected with capstan winch of both sides utensil on transmission shaft surface, a plurality of supporting legs of edge fixedly connected with of crossbeam bottom surface, the equal fixedly connected with hydraulic pressure of the inside of a plurality of supporting legs rises the telescopic link, the one end fixedly connected with sliding plate of hydraulic pressure lift telescopic link, the bottom.

Optionally, the top surface of the cross beam is fixedly connected with a guardrail, one end of the cross beam is rotatably connected with a first slope plate, and the other end of the cross beam is rotatably connected with a second slope plate.

Optionally, the sleeve is fixedly connected with the bridge plate, the bridge plate is connected with the connecting plate in a sliding manner through the fixedly connected sleeve, the sliding block is connected with the guide rail in a sliding manner, and the bridge plate is connected with the guide rail in a sliding manner through the fixedly connected sliding block.

Optionally, the position of the pulling rope corresponds to the position of a winch, the pulling rope is fixedly connected with the winch, and the length of the pulling rope is equal to the length of the protective net.

Optionally, the lead screw penetrates through a joint of the guide rail and the cross beam, one end of the lead screw, which is far away from the bearing, is fixedly connected with a rotating shaft of the second motor, and a separation block is fixedly connected to the middle of the lead screw.

Optionally, the diameter of the positioning hole is matched with the diameter of the positioning pin, and the position of the positioning pin corresponds to the position of the positioning hole.

(III) advantageous effects

The utility model provides an equipment for single track railway tunnel invert construction possesses following beneficial effect:

(1) this an equipment for single track railway tunnel invert construction, through having set up the slider, lead screw and guide rail, the top surface fixedly connected with bridge plate of slider, and the lead screw is kept away from the one end of bearing and the pivot department fixed connection of second motor, slider and guide rail sliding connection, slider and lead screw threaded connection, can make the slider rotate through the lead screw and realize removing the position in the guide rail, thereby remove the position of bridge plate, such design just can remove the position of bridge plate according to the axle distance of upper bridge vehicle, the problem that current arch trestle can't remove the bridge plate position has been solved, reach the purpose that improves the practicality.

(2) This an equipment for single track railway tunnel invert construction, through having set up protection network and capstan winch, the edge fixedly connected with stay cord of protection network, and the position of stay cord is corresponding with the position of capstan winch, stay cord and capstan winch fixed connection, the length of stay cord equals with the length of protection network, can make the protection network rotate the pulling stay cord through the capstan winch and realize launching, thereby shelter from the gap on the landing stage, can effectually play the guard action, it lacks the protection to have solved current landing stage, take place the problem that drops easily, reach the purpose that improves the protectiveness.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic view of the internal structure of the guide rail of the present invention;

fig. 4 is a schematic structural view of the slide block of the present invention;

fig. 5 is a schematic structural view of the sleeve of the present invention;

fig. 6 is a schematic view of the internal structure of the connecting block of the present invention;

fig. 7 is the internal structure diagram of the supporting leg of the present invention.

In the figure: 1-beam, 2-guardrail, 3-first slope plate, 4-second slope plate, 5-supporting leg, 6-fixed seat, 7-first motor, 8-transmission shaft, 9-winch, 10-pull rope, 11-guide rail, 12-slide block, 13-bridge plate, 14-supporting plate, 15-second motor, 16-connecting plate, 17-sleeve, 18-positioning pin, 19-connecting block, 20-reel, 21-protective screen, 22-bearing, 23-lead screw, 24-positioning hole, 25-coil spring, 26-hydraulic lifting rod, 27-sliding plate and 28-roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

an apparatus for single track railway tunnel inverted arch construction comprises a beam 1, wherein both sides of the beam 1 are fixedly connected with connecting plates 16, the surface of each connecting plate 16 is connected with a sleeve 17 in a sliding manner, the middle part of the surface of each connecting plate 16 is provided with a plurality of positioning holes 24, the middle part of the surface of each sleeve 17 is inserted with a positioning pin 18, the middle part of the beam 1 is fixedly connected with a guide rail 11, one side of the inner wall of each guide rail 11 is fixedly connected with a bearing 22, the axis of each bearing 22 is fixedly connected with a lead screw 23, the surface of each lead screw 23 is in threaded connection with a sliding block 12, the top surface of each sliding block 12 is fixedly connected with a bridge plate 13, the middle part of one side of the beam 1 is fixedly connected with a supporting plate 14, the top surface of each supporting plate 14 is fixedly connected with a second motor 15, spool 20's fixed surface is connected with protection network 21, edge fixedly connected with stay cord 10 of protection network 21, one side fixedly connected with fixing base 6 of connecting block 19 is kept away from to 1 bottom surface of crossbeam, the last fixed surface of fixing base 6 is connected with first motor 7, the pivot department fixedly connected with transmission shaft 8 of first motor 7, the equal fixedly connected with capstan winch 9 of both sides utensil on 8 surfaces of transmission shaft, a plurality of supporting legs 5 of the edge fixedly connected with of 1 bottom surface of crossbeam, the equal fixedly connected with hydraulic pressure of the inside of a plurality of supporting legs 5 rises the telescopic link 26, the one end fixedly connected with sliding plate 27 of hydraulic pressure liter telescopic link 26, the bottom surface of sliding plate 27 is rotated and is.

As an optional technical solution of the utility model:

the top surface fixedly connected with guardrail 2 of crossbeam 1, the one end of crossbeam 1 is rotated and is connected with first ramp plate 3, and the other end of crossbeam 1 is rotated and is connected with second ramp plate 4, and first ramp plate 3 all is equipped with the non-slip raised with second ramp plate 4 surface, can increase the frictional force of vehicle, skids when preventing that the vehicle from going up a slope.

As an optional technical solution of the utility model:

sleeve 17 and bridge plate 13 fixed connection, bridge plate 13 is through fixedly connected with sleeve 17 and connecting plate 16 sliding connection,

slider

12 and 11 sliding connection of guide rail, and bridge plate 13 is through fixedly connected with

slider

12 and 11 sliding connection of guide rail, and such design can make bridge plate 13's removal more stable smooth-going.

As an optional technical solution of the utility model:

the position of the pull rope 10 corresponds to that of the winch 9, the pull rope 10 is fixedly connected with the winch 9, the length of the pull rope 10 is equal to that of the protective net 21, the pull rope 10 can be wound through rotation of the winch 9, the protective net 21 is pulled out, and the length of the pull rope 10 is equal to that of the protective net 21, so that the protective net 21 can completely shield gaps of a trestle.

As an optional technical solution of the utility model:

as an optional technical solution of the utility model:

the lead screw 23 penetrates through the connecting part of the guide rail 11 and the cross beam 1, one end of the lead screw 23, which is far away from the bearing 22, is fixedly connected with the rotating shaft of the second motor 15, the middle part of the lead screw 23 is fixedly connected with a separating block, the separating block equally divides the lead screw 23 into two parts, the thread directions of the two parts of the lead screw 23 are opposite, and the two parts of the lead screw 23 are both in threaded connection with the sliding blocks 12, so that the distance between the two sliding blocks 12 can be changed when the lead screw 23 rotates, and the distance between the bridge plates 13 can be changed.

As an optional technical solution of the utility model:

the diameter of the positioning hole 24 is matched with the diameter of the positioning pin 18, the position of the positioning pin 18 corresponds to the position of the positioning hole 24, and the bridge plate 13 can be fixed by inserting the positioning pin 18 into the positioning hole 24 through the sleeve 17.

When the device is used, the hydraulic lifting and contracting rod 26 is started firstly, so that the plurality of rollers 28 are pushed out of the supporting leg 5, the rollers 28 are in contact with the ground, then the device can be moved above a construction position, then the hydraulic lifting and contracting rod 26 is recovered, so that the rollers 28 are recovered into the supporting leg 5, so that the supporting leg 5 supports the ground, then the first slope plate 3 and the second slope plate 4 are opened, then a construction vehicle can pass through, meanwhile, the position of the bridge plate 13 can be moved according to the axle distance of the vehicle, the second motor 15 is started during movement, the second motor 15 drives the lead screw 23 to rotate, the lead screw 23 drives the sliding block 12 to slide in the guide rail 11 through screw transmission, so that the position of the bridge plate 13 is driven, the first motor 7 is started again during the construction completion inverted arch forming, the first motor 7 drives the winch 9 to rotate through the rolling transmission shaft 8, so that the pull rope 10 is pulled out of the protective, after the completion, the first motor 7 is started to rotate reversely, so that the pull rope 10 is released, the protective net 21 is rewound on the reel 20 under the condition that the coil spring 25 is reset to the coiling force, and then the equipment is moved to the next construction site again.

The utility model provides an electrical equipment all can be connected with the national grid to the master controller can be for the computer etc. plays the conventional known equipment of control.

In conclusion, when the device for single track railway tunnel inverted arch construction is used, the slide block 12, the lead screw 23 and the guide rail 11 are arranged, the bridge plate 13 is fixedly connected to the top surface of the slide block 12, the end of the lead screw 23 far away from the bearing 22 is fixedly connected with the rotating shaft of the second motor 15, the slide block 12 is slidably connected with the guide rail 11, and the slide block 12 is in threaded connection with the lead screw 23, so that the slide block 12 can move in the guide rail 11 through rotation of the lead screw 23, and the position of the bridge plate 13 is moved, the design can move the position of the bridge plate 13 according to the axle distance of the vehicle on the bridge, the problem that the bridge plate cannot be moved by the existing inverted arch trestle is solved, the purpose of improving the practicability is achieved, the pull rope 10 is fixedly connected to the edge of the protection net 21 through the protection net 21 and the winch 9, the position of the pull rope 10 corresponds to the position of the winch 9, the length of stay cord 10 equals with protection network 21's length, can make protection network 21 rotate through capstan winch 9 and stimulate stay cord 10 and realize launching to shelter from the gap on the landing stage, can effectually play the guard action, solved current landing stage and lacked the protection, the problem that drops takes place easily reaches the purpose that improves the protectiveness.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an equipment for single track railway tunnel invert construction, includes crossbeam (1), its characterized in that:

the connecting plate is fixedly connected to two sides of the cross beam (1), a sleeve (17) is connected to the surface of the connecting plate (16) in a sliding mode, a plurality of positioning holes (24) are formed in the middle of the surface of the connecting plate (16), a positioning pin (18) is inserted into the middle of the surface of the sleeve (17), a guide rail (11) is fixedly connected to the middle of the cross beam (1), a bearing (22) is fixedly connected to one side of the inner wall of the guide rail (11), a lead screw (23) is fixedly connected to the axis of the bearing (22), a sliding block (12) is connected to the surface of the lead screw (23) in a threaded mode, a bridge plate (13) is fixedly connected to the top face of the sliding block (12), a supporting plate (14) is fixedly connected to the middle of one side of the cross beam (1), a second motor (15) is fixedly connected to the top face, the center of one side of the connecting block (19) is fixedly connected with a coil spring (25), the center of the coil spring (25) is fixedly connected with a reel (20), the surface of the reel (20) is fixedly connected with a protective net (21), the edge of the protective net (21) is fixedly connected with a pull rope (10), one side of the bottom surface of the cross beam (1) far away from the connecting block (19) is fixedly connected with a fixed seat (6), the upper surface of the fixed seat (6) is fixedly connected with a first motor (7), a rotating shaft of the first motor (7) is fixedly connected with a transmission shaft (8), two sides of the surface of the transmission shaft (8) are respectively and fixedly connected with a winch (9), the edge of the bottom surface of the cross beam (1) is fixedly connected with a plurality of supporting legs (5), the internal supporting legs of the plurality of the supporting legs (5) are respectively and fixedly connected with a hydraulic lifting and shrinking rod, the bottom surface of the sliding plate (27) is rotatably connected with a plurality of rollers (28).

2. The equipment for single track railway tunnel inverted arch construction according to claim 1,

the top surface fixedly connected with guardrail (2) of crossbeam (1), the one end of crossbeam (1) is rotated and is connected with first ramp plate (3), the other end of crossbeam (1) is rotated and is connected with second ramp plate (4).

3. The equipment for single track railway tunnel inverted arch construction according to claim 1,

sleeve (17) and bridge plate (13) fixed connection, bridge plate (13) are through fixedly connected with sleeve (17) and connecting plate (16) sliding connection, slider (12) and guide rail (11) sliding connection, bridge plate (13) are through fixedly connected with slider (12) and guide rail (11) sliding connection.

4. The equipment for single track railway tunnel inverted arch construction according to claim 1,

the position of the pull rope (10) corresponds to that of the winch (9), the pull rope (10) is fixedly connected with the winch (9), and the length of the pull rope (10) is equal to that of the protective net (21).

5. The equipment for single track railway tunnel inverted arch construction according to claim 1,

the lead screw (23) penetrates through the joint of the guide rail (11) and the cross beam (1), one end, far away from the bearing (22), of the lead screw (23) is fixedly connected with a rotating shaft of the second motor (15), and a separation block is fixedly connected to the middle of the lead screw (23).

6. The equipment for single track railway tunnel inverted arch construction according to claim 1,

the diameter of the positioning hole (24) is matched with that of the positioning pin (18), and the position of the positioning pin (18) corresponds to that of the positioning hole (24).