CN112443340A

CN112443340A - Ditch cable duct platform truck

Info

Publication number: CN112443340A
Application number: CN201910802882.6A
Authority: CN
Inventors: 张维颂; 向其兴; 毛成宝; 郑怀臣; 许思军
Original assignee: Hunan Wuxin Formwork Co Ltd
Current assignee: Hunan Wuxin Formwork Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2021-03-05

Abstract

The invention discloses a ditch cable trough trolley which comprises a ditch cable trough mould frame, wherein the front end of at least one side of the ditch cable trough mould frame is provided with a chiseling device, the chiseling device comprises a base, a chiseling unit and a mechanical arm, the base is connected with the ditch cable trough mould frame, the mechanical arm is arranged on the base, and the chiseling unit is arranged on the mechanical arm. The invention has the advantages of being beneficial to improving the construction efficiency, reducing the quantity of equipment required by construction, reducing the construction cost and the like.

Description

Ditch cable duct platform truck

Technical Field

The invention relates to tunnel construction equipment, in particular to a cable trough trolley for a ditch.

Background

In the tunnel construction process, the secondary lining concrete is subjected to scabbling treatment so as to improve the adhesive force of the concrete surface and ensure that the construction surfaces in two construction stages are firmly bonded. At present, the tunnel roughening method mainly comprises manual roughening and roughening by a machine-mounted roughening machine. The manual scabbling mainly is that the workman uses miniature hand-held type chisel hair machine or electric pick, hydraulic pick to chisel hair, and this kind of chisel hair mode inefficiency, intensity of labour are big and can not guarantee the chisel hair quality, and the quality of chisel hair is not up to standard can lead to two construction face to bond insecure, the condition such as infiltration or fracture appears. The machine-mounted chiseling machine is generally mounted on an excavator or a simple truss for chiseling, and due to the limited transverse space of the tunnel (particularly a small-section tunnel such as a single-line tunnel), the movement of equipment in the tunnel is easily limited, and meanwhile, the construction mode can also influence the access of other tunnel construction machines. In addition, construction tools such as a pneumatic chiseling machine, an electric pick and a hydraulic pick are required to be perpendicular to the tunnel wall as far as possible, the requirements can be basically met for the relatively flat tunnel wall, but for the tunnel side wall, when the construction tools move along the curved surface along with the manipulator, the stability is poor, and the maintenance of the perpendicularity of the construction tools and the tunnel wall is not facilitated.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the cable trough trolley for the ditch, which has a simple structure, is beneficial to improving the construction efficiency and reducing the quantity of equipment required by construction and the construction cost.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a ditch cable duct platform truck, includes ditch cable duct die carrier, the front end of at least one side of ditch cable duct die carrier is equipped with the chisel hair device, the chisel hair device includes base, chisel hair unit and arm, the base with ditch cable duct die carrier links to each other, the arm is located on the base, the chisel hair unit is located on the arm.

As a further improvement of the above technical solution: the mechanical arm comprises a horizontal telescopic arm arranged on the swing mechanism, a swing telescopic arm arranged on the horizontal telescopic arm and a first swing driving piece used for driving the swing telescopic arm to swing, and the swing telescopic arm is provided with a second swing driving piece used for driving the chiseling unit to swing.

As a further improvement of the above technical solution: the flexible arm of level includes first outer box, first interior box and is used for driving the flexible first flexible driving piece of first interior box, the flexible arm of swing includes the outer box of second and the interior box of second, first swing driving piece connect in box in first with between the outer box of second, second swing driving piece connect in the outer box of second with between the chisel hair unit.

As a further improvement of the above technical solution: first swing driving piece with second swing driving piece is flexible hydro-cylinder, the outer box of second for the structure of buckling and buckle department with box is articulated in the first, first swing driving piece one end with box is articulated in the first, the first swing driving piece other end with the outer box one end of second is articulated, the outer box of second other pot head is located box rear end periphery in the second, box front end with the chisel hair unit is articulated in the second, second swing driving piece both ends respectively with the outer box of second with the chisel hair unit is articulated.

As a further improvement of the above technical solution: the sliding driving assembly comprises two racks, two gears and two gear driving pieces, the racks are arranged between the two sliding rails, the gear driving pieces are arranged on the sliding seats, and the gears are connected with the gear driving pieces and meshed with the racks.

As a further improvement of the above technical solution: the chiseling unit comprises a chiseling component mounting seat, a chiseling component and two groups of limiting idler wheels, the chiseling component mounting seat is arranged on the swinging telescopic arm, the chiseling component and the limiting idler wheels are arranged on the chiseling component mounting seat, and the two groups of limiting idler wheels are respectively arranged on the left side and the right side of the chiseling component.

As a further improvement of the above technical solution: each group of limiting idler wheels comprises two limiting idler wheels which are respectively arranged at the upper side and the lower side of the scabbling component, and the scabbling component is arranged in parallel with a perpendicular bisector of a connecting line of the central points of the limiting idler wheels at the upper side and the lower side.

As a further improvement of the above technical solution: and a vibration isolation component is arranged between the chiseling component and the chiseling component mounting seat.

As a further improvement of the above technical solution: the vibration isolation component is an air spring or a rubber spring.

As a further improvement of the above technical solution: two distance measuring parts are arranged on the scabbling part mounting seat, and the two distance measuring parts are arranged on the upper side and the lower side of the scabbling part.

As a further improvement of the above technical solution: the roughening unit is provided with a roughness detecting member.

Compared with the prior art, the invention has the advantages that: the invention discloses a gutter cable trough trolley.A chiseling device is arranged at the front end of at least one side of a gutter cable trough mould frame, the chiseling device comprises a base, a mechanical arm is arranged on the base, a chiseling unit is arranged on the mechanical arm, the gutter cable trough trolley can push the chiseling device to advance, the chiseling unit performs chiseling along with advancing before pouring a gutter cable trough, preparation is made for pouring a water trough, construction efficiency is improved, the number of required equipment for construction is reduced, and construction cost is further reduced; furthermore, a sliding rail is arranged on the base, a sliding seat is arranged on the sliding rail, a sliding driving assembly is arranged on the sliding seat in a matching mode, a swing mechanism is arranged on the sliding seat, the mechanical arm is arranged on the swing mechanism, the roughening unit is arranged on the mechanical arm, and the mechanical arm mainly decomposes the movement into horizontal stretching, swinging stretching and the like, so that the control of the movement of the mechanical arm is facilitated. When the rotary mechanism is used for small-section tunnels such as single-line tunnels, the mechanical arm and the chiseling unit are driven to rotate through the rotary mechanism, so that the chiseling work of two side walls of the tunnel can be completed, the problem that the tunnel is inconvenient to turn around or cannot turn around in a narrow space is avoided, and the problem that the chiseling unit cannot rotate and the chiseling position of the tunnel wall cannot be perpendicular due to the fact that an included angle larger than zero exists between the base and the length direction of the tunnel can be solved. The sliding driving assembly can drive the sliding seat, the swing mechanism, the mechanical arm and the like to integrally move along the sliding rail or move relative to the base, so that the coverage area of the mechanical arm is larger, the action is more flexible, the number of times of positioning required by the whole equipment is reduced, and the full-tunnel length automatic scabbling is favorably realized.

Drawings

Fig. 1 is a front view structural schematic diagram of the raceway cable trough trolley of the invention.

Fig. 2 is a side view schematically showing the structure of the raceway cable trough carriage according to the present invention.

Fig. 3 is a front view of a first embodiment of a roughening apparatus according to the present invention.

Fig. 4 is a schematic cross-sectional view of a first embodiment of the robot arm according to the present invention.

Fig. 5 is a schematic top view of a second embodiment of the roughening device according to the present invention.

Fig. 6 is a partially enlarged view of fig. 4.

Fig. 7 is a schematic structural view of a distance measuring part in the present invention.

The reference numerals in the figures denote: 1. a base; 11. a slide rail; 12. a sliding seat; 13. a rack; 2. a roughening unit; 21. a chisel member mount; 23. a roughening member; 22. limiting the idler wheel; 24. a vibration isolation member; 3. a mechanical arm; 31. a horizontal telescopic arm; 311. a first outer case; 312. a first inner box; 313. a first telescoping drive member; 32. swinging the telescopic arm; 321. a second outer case; 322. a second inner box; 33. a first swing driving member; 34. a second swing drive; 4. a ditch cable trough formwork; 5. a distance measuring part; 6. a swing mechanism; 7. a tunnel wall.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples of the specification.

Example one

Fig. 1 to 4 show an embodiment of the gutter cable trough trolley of the present invention, the gutter cable trough trolley of the present embodiment includes a gutter cable trough mold frame 4, the front ends of both sides of the gutter cable trough mold frame 4 are both provided with a roughening device, the roughening device includes a base 1, a roughening unit 2 and a mechanical arm 3, the base 1 is connected with the rear end of the gutter cable trough mold frame 4, the mechanical arm 3 is arranged on the base 1, and the roughening unit 2 is arranged on the mechanical arm 3. Wherein, the base 1 can be a trolley with walking wheels; the slewing gear 6 may be a conventional slewing bearing, slewing bearing or the like. As a preferred technical scheme, a rotary mechanism 6 is arranged on the base 1, and the mechanical arm 3 is arranged on the base 1 through the rotary mechanism 6.

This ditch cable duct platform truck, be provided with rotation mechanism 6 on base 1, arm 3 is located on rotation mechanism 6, chisel hair unit 2 is located on arm 3, when being used for such as small-section tunnel such as single line tunnel, drive arm 3 through rotation mechanism 6, the chisel hair work of tunnel both sides wall can be accomplished in the rotation of chisel hair unit 2, the inconvenient problem that can't turn around even of turning around in avoiding narrow space, also can solve simultaneously that base 1 and tunnel length direction exist when being greater than zero contained angle, lead to the chisel hair equipment that can't turn around and tunnel wall 7 chisel hair department not to the vertically problem. Wherein, the base 1 can be a trolley with walking wheels; the slewing gear 6 may be a conventional slewing bearing, slewing bearing or the like.

Further, the robot arm 3 includes a horizontal telescopic arm 31 provided on the swing mechanism 6, a swinging telescopic arm 32 provided on the horizontal telescopic arm 31, and a first swinging driving member 33 for driving the swinging telescopic arm 32 to swing, and a second swinging driving member 34 for driving the scabbling unit 2 to swing is provided on the swinging telescopic arm 32. During operation, the horizontal telescopic arm 31 and the swinging telescopic arm 32 move to drive the chiseling unit 2 to move towards the tunnel wall 7, the first swinging driving piece 33 drives the swinging telescopic arm 32 and the chiseling unit 2 to swing integrally, the second swinging driving piece 34 drives the chiseling unit 2 to swing relative to the swinging telescopic arm 32, the angle of the chiseling unit 2 is adjusted to be approximately vertical to the tunnel wall 7, and the chiseling quality is guaranteed.

Further, in the present embodiment, the horizontal telescopic arm 31 includes a first outer box 311, a first inner box 312 and a first telescopic driving element 313 for driving the first inner box 312 to extend and retract, the swing telescopic arm 32 includes a second outer box 321 and a second inner box 322, the first swing driving element 33 is connected between the first inner box 312 and the second outer box 321, and the second swing driving element 34 is connected between the second outer box 321 and the roughening unit 2. As an optimized technical scheme, the first swing driving member 33 and the second swing driving member 34 are both telescopic oil cylinders, the second outer box body 321 is of a bending structure, and a bending part is hinged with the first inner box body 312, one end of the first swing driving member 33 is hinged with the first inner box body 312, the other end of the first swing driving member 33 is hinged with one end of the second outer box body 321, the other end of the second outer box body 321 is sleeved on the periphery of the rear end of the second inner box body 322, the front end of the second inner box body 322 is hinged with the roughening unit 2, and two ends of the second swing driving member 34 are respectively hinged with the second outer box body 321 and the roughening unit 2. When the device is used, the first inner box 312 is driven by the first telescopic driving piece 313 to horizontally extend and retract relative to the first outer box 311, the first inner box 312 drives the swinging telescopic arm 32 and the chiseling unit 2 to integrally and horizontally move, the swinging telescopic arm 32 and the chiseling unit 2 are driven by the first swinging driving piece 33 to integrally swing to adjust the angle, the second inner box 322 is driven by the second swinging driving piece 34 to extend and retract relative to the second outer box 321, meanwhile, the chiseling unit 2 swings relative to the second inner box 322, and the angle of the chiseling unit 2 is adjusted to be approximately vertical to the tunnel wall 7, so that two purposes are achieved by one action, and the chiseling unit 2 is favorably attached to the tunnel wall 7; the horizontal telescopic arm 31 of the mechanical arm 3 can horizontally feed the swing telescopic arm 32, the working range of the whole swing telescopic arm 32 is expanded on the premise of not influencing the maximum swing angle of the swing telescopic arm 32, and the problem that the equipment is transversely and obliquely placed in a tunnel, and only one side of a short side wall is in the working range due to the fact that the distance difference between the equipment and the short side wall of the left tunnel and the right tunnel is large is solved.

Example two

Fig. 5 shows another embodiment of the raceway cable trough trolley according to the invention, in which, on the basis of the first embodiment, the base 1 is provided with a slide rail 11, the slide rail 11 is provided with a slide block 12, the slewing mechanism 6 is provided on the slide block 12, and the slide block 12 is provided with a slide driving assembly. The sliding driving assembly can drive the sliding seat 12, the swing mechanism 6, the mechanical arm 3 and the like to integrally move along the sliding rail 11, or move relative to the base 1, so that the coverage area of the mechanical arm 3 is larger, the action is more flexible, the in-place times required by the whole equipment are reduced, and the full-tunnel length automatic scabbling is favorably realized.

Further, in the present embodiment, the sliding driving assembly includes a rack 13, a gear and a gear driving member (not shown), the gear driving member may be a servo motor, a hydraulic motor, etc., the two sliding rails 11 are provided, the rack 13 is disposed between the two sliding rails 11, the gear driving member is provided on the sliding seat 12, and the gear is connected to the gear driving member and is engaged with the rack 13. When the automatic rotary table works, the gear driving piece drives the gear to rotate, and the sliding seat 12, the rotary mechanism 6, the mechanical arm 3 and the like integrally move along the sliding rail 11 through the meshing transmission of the gear and the rack 13, so that the structure is simple and reliable.

EXAMPLE III

Fig. 6 to 7 show another embodiment of the raceway cable trough carriage according to the present invention, in the first embodiment or the second embodiment, in this embodiment, the roughening unit 2 includes a roughening member mounting seat 21, a roughening member 23, and two sets of limiting rollers 22, the roughening member mounting seat 21 is disposed on the robot arm 3 (specifically, the second inner box 322), the roughening member 23 and the limiting rollers 22 are disposed on the roughening member mounting seat 21, and the two sets of limiting rollers 22 are disposed on the left and right sides of the roughening member 23. The chiseling component mounting seat 21 is matched with the stretching and swinging of the mechanical arm 3 around the swinging of the mechanical arm 3, so that the chiseling component 23 can be always attached to the tunnel wall 7 when moving along the direction of the cambered surface; the spacing gyro wheel 22 of the chisel hair part 23 left and right sides, on the one hand paste tunnel wall 7 tightly, guarantee that chisel hair part 23 can be perpendicular to the tangent line construction of chisel hair curved surface department, on the other hand prevent that direct and tunnel wall 7 contact before the construction of chisel hair part 23, because do not have sufficient impact stroke when chisel hair part 23 construction just can make the chisel hair part 23 construction closely the chisel hair surface before chisel hair part 23 begins the construction, can influence the chisel hair quality. The roughening member 23 may be a conventional pneumatic roughening machine, for example.

Further, in the present embodiment, each set of limiting rollers 22 includes two and is separately disposed on the upper and lower sides of the roughening member 23, and the roughening member 23 is disposed in parallel with the perpendicular bisector of the connecting line of the central points of the limiting rollers 22 on the upper and lower sides. When the limiting rollers 22 on the upper and lower sides are tightly attached to the tunnel wall 7, the roughening parts 23 are arranged in parallel with the perpendicular bisector of the connecting line of the central points of the limiting rollers 22 on the upper and lower sides, and at this time, the roughening parts 23 are perpendicular to the tangent line of the tunnel wall 7 between the limiting rollers 22 on the upper and lower sides at the perpendicular bisector.

Further, in the present embodiment, the vibration damping member 24 is provided between the burring member 23 and the burring member attachment seat 21. The vibration damping member 24 may be, for example, an air spring, a rubber spring, or the like, and the vibration damping member 24 has both axial and radial vibration damping effects and can transmit torque, so that it is possible to reduce or damp vibration transmitted from the burring member 23 to the burring member attachment seat 21 and the robot arm 3, and it is possible to keep the burring member 23 balanced when the burring member 23 and the burring member attachment seat 21 are inclined with respect to the robot arm 3, and the structure is simple and reliable.

Further, two distance measuring parts 5 are arranged on the scabbling part mounting seat 21, and the two distance measuring parts 5 are symmetrically arranged on the upper side and the lower side of the scabbling part 23. The step S1 of advancing before the chiseling operation of the chiseling member 23, measurement: the distance measuring means 5 on both upper and lower sides measure distances a and b from the tunnel wall 7, respectively, and if | a-b | is within a set range, the step S2 is performed; if | a-b | exceeds the set range and a-b > 0, the burring part mount 21 swings downward until | a-b | decreases to the set range, and then proceeds to step S2; if | a-b | exceeds the set range and a-b < 0, the burring part mount 21 swings upward until | a-b | decreases to the set range, and then proceeds to step S2; s2, the roughening member 2 performs the roughening operation. Before the chiseling component 23 starts to work, the chiseling component mounting seat 21 swings up and down, and the chiseling component 23 is adjusted to enable the chiseling component 2 to be basically vertical to the tunnel wall 7, so that the chiseling quality and efficiency of the chiseling component 23 are improved, and the service life of equipment is prolonged.

Further, in the present embodiment, the roughening unit 2 is provided with a roughness detecting member (not shown in the figure). The roughness detecting means may be, for example, a roughness sensor, and detects whether the position of the burring part 23 has been roughened by the roughness detecting sensor. If not, chiseling; if so, the moving is continued until the non-scabbling area is reached, and the operation is repeated in such a way until the area to be scabbled is completely scabbled, so that the scabbling efficiency can be improved by preventing the same curved surface from being scabbled repeatedly.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims

1. The utility model provides a ditch cable duct platform truck, includes ditch cable duct die carrier (4), its characterized in that: the front end of at least one side of ditch cable duct die carrier (4) is equipped with the chisel hair device, the chisel hair device includes base (1), chisel hair unit (2) and arm (3), base (1) with ditch cable duct die carrier (4) link to each other, arm (3) are located on base (1), chisel hair unit (2) are located on arm (3).

2. The raceway cable trough trolley of claim 1, wherein: be equipped with slide rail (11) on base (1), be equipped with sliding seat (12) on slide rail (11), sliding seat (12) have set the slip drive subassembly, be equipped with rotation mechanism (6) on sliding seat (12), arm (3) including locate horizontal flexible arm (31) on rotation mechanism (6), locate the flexible arm (32) of swing of horizontal flexible arm (31) and be used for driving the first swing driving piece (33) of the flexible arm (32) wobbling of swing, be equipped with on the flexible arm (32) of swing and be used for the drive chisel hair unit (2) wobbling second swing driving piece (34).

3. The raceway cable trough trolley of claim 2, wherein: horizontal flexible arm (31) include first outer box (311), box (312) in first and be used for driving first flexible driving piece (313) that box (312) are flexible in first, flexible arm (32) of swing includes box (321) in the second and box (322) in the second, first swing driving piece (33) connect in first interior box (312) with between box (321) in the second, second swing driving piece (34) connect in the second outer box (321) with between chisel hair unit (2).

4. The raceway cable trough trolley of claim 3, wherein: first swing driving piece (33) with second swing driving piece (34) are flexible hydro-cylinder, the outer box of second (321) for buckle the structure and buckle the department with box (312) are articulated in the first, first swing driving piece (33) one end with box (312) are articulated in the first, the first swing driving piece (33) other end with box (321) one end is articulated outside the second, box (321) other pot head is located in the second box (322) rear end periphery, in the second box (322) front end with chisel hair unit (2) are articulated, second swing driving piece (34) both ends respectively with the outer box of second (321) with chisel hair unit (2) are articulated.

5. The raceway cable trough trolley according to any one of claims 2 to 4, wherein: the sliding driving assembly comprises a rack (13), a gear and a gear driving piece, the number of the sliding rails (11) is two, the rack (13) is arranged between the two sliding rails (11), the gear driving piece is arranged on the sliding seat (12), and the gear is connected with the gear driving piece and meshed with the rack (13).

6. The raceway cable trough trolley according to any one of claims 1 to 4, wherein: the chiseling unit (2) comprises a chiseling component mounting seat (21), a chiseling component (23) and two groups of limiting idler wheels (22), the chiseling component mounting seat (21) is arranged on the swinging telescopic arm (32), the chiseling component (23) and the limiting idler wheels (22) are arranged on the chiseling component mounting seat (21), and the two groups of limiting idler wheels (22) are respectively arranged on the left side and the right side of the chiseling component (23).

7. The raceway cable trough trolley of claim 5, wherein: each group of limiting idler wheels (22) comprises two limiting idler wheels which are respectively arranged at the upper side and the lower side of the chiseling component (23), and the chiseling component (23) is arranged in parallel with a perpendicular bisector of a connecting line of the central points of the limiting idler wheels (22) at the upper side and the lower side.

8. The raceway cable trough trolley of claim 5, wherein: two distance measuring parts (5) are arranged on the chiseling part mounting seat (21), and the two distance measuring parts (5) are respectively arranged on the upper side and the lower side of the chiseling part (23).

9. The raceway cable trough trolley according to any one of claims 1 to 4, wherein: the roughening unit (2) is provided with a roughness detection member.