CN215830502U

CN215830502U - Working trolley walking device for tunnel construction

Info

Publication number: CN215830502U
Application number: CN202122079089.3U
Authority: CN
Inventors: 方二辉
Original assignee: Henan Golden Tunnel Intelligent Equipment Co ltd
Current assignee: Henan Golden Tunnel Intelligent Equipment Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-15
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a working trolley walking device for tunnel construction, which relates to the technical field of tunnel construction, and comprises a walking bracket, wherein the walking bracket comprises two longitudinal plates, a plurality of chutes are respectively arranged on the side surfaces of the two longitudinal plates close to each other, a plurality of transverse plates arranged in parallel are also arranged between the two longitudinal plates, the two ends of each transverse plate are connected inside the chutes in a sliding manner, fixing holes are arranged on the bottom surfaces of the chutes, and a plurality of threaded holes matched with the fixing holes are arranged on the bottom surfaces of the transverse plates; the stability of the tunnel working trolley is strong; the telescopic amount of the hydraulic cylinder can be adjusted according to the level gauge, so that the tunnel working trolley is in a horizontal state when the base is in contact with the ground; the vibration generated when the tunnel working trolley moves can be reduced; effectively improve the effect of convenience and the flexibility when turning to of tunnel work platform truck when the in-service use.

Description

Working trolley walking device for tunnel construction

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a trolley travelling device for tunnel construction.

Background

The existing working trolley for tunnel construction has the following defects: (1) at present, most of travelling mechanisms at the bottom of the tunnel working trolley are integrated with the trolley, so that the travelling mechanisms cannot be disassembled, and the travelling mechanisms are inconvenient to reuse for many times; (2) the tunnel working trolley has good mobility, so that the tunnel working trolley needs to be fixed to keep stability when a tunnel is constructed, and the stability of the existing tunnel working trolley is poor; (3) the ground of the tunnel is usually uneven, and the construction effect can be influenced if the tunnel working trolley inclines during tunnel construction; (4) the conventional tunnel working trolley does not have a damping effect when moving; (5) the tunnel working trolley needs to turn at the turning position of the tunnel, but the traditional tunnel working trolley is clumsy in turning, namely the turning motion of the traditional tunnel working trolley is similar to that of an automobile (namely the whole traditional tunnel lining trolley cannot realize translation motion along any angle), and the space inside the tunnel is narrow, so that the difficulty of the traditional tunnel working trolley in turning motion is further increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a working trolley travelling device for tunnel construction.

The technical scheme is as follows: the walking bracket comprises two longitudinal plates, a plurality of sliding grooves are formed in the side faces, close to each other, of the two longitudinal plates, a plurality of transverse plates arranged in parallel are arranged between the two longitudinal plates, the two ends of each transverse plate are connected inside the corresponding sliding groove in a sliding mode, a fixing hole is formed in the bottom face of each sliding groove, a plurality of threaded holes matched with the corresponding fixing holes are formed in the bottom face of each transverse plate, the transverse plates are fixed in the corresponding sliding grooves through the threaded holes, the fixing holes and bolts in a matched mode, a level gauge is installed in the middle of the bottom face of the transverse plate on the outermost side, a plurality of walking modules are installed at the bottom of each longitudinal plate and comprise fixing plates, a rotating cavity is connected to the center of the bottom of each fixing plate, a rotating rod is rotatably connected to the inner portion of each rotating cavity, and the bottom of each rotating rod penetrates through the bottom face of each rotating cavity and is connected with a first layer plate, the side wall of the rotating cavity is provided with a driving motor, an output shaft of the driving motor is connected with a rotating shaft, the rotating shaft penetrates through the side wall of the rotating cavity and extends to the inside of the rotating cavity, the rotating shaft is connected with a first bevel gear, a rotating rod is connected with a second bevel gear meshed with the first bevel gear, the bottom surface of the first laminate is connected with a second laminate through a buffer mechanism, bearing rollers are installed on the bottom surface of the second laminate, hydraulic cylinders are installed on two sides of the rotating cavity, and the telescopic ends of the hydraulic cylinders are connected with a base.

Preferably, the rotating rod is rotatably connected inside the rotating cavity through a bearing.

Preferably, buffer gear is including connecting the telescopic link between first plywood and the second plywood, the cover is equipped with the crooked reinforcing bar that is the heliciform on the telescopic link.

Preferably, the telescopic rod comprises a plurality of sleeves which are sleeved together, and the sleeve with the small diameter is connected in the sleeve with the large diameter in a sliding manner.

Preferably, a plurality of mounting holes are formed in the vertical plate.

Preferably, the bottom surface of the base is provided with a plurality of conical projections.

The utility model has the beneficial effects that:

1: the walking bracket and the tunnel working trolley are designed in a split mode, the walking bracket can be detached and is convenient to use for multiple times, and meanwhile the width of the walking bracket can be adjusted, so that the walking bracket is suitable for tunnel working trolleys of multiple sizes, and the practicability of the walking bracket is enhanced;

2: the hydraulic cylinder is arranged, after the tunnel working trolley moves to a working position, the hydraulic cylinder is started, the hydraulic cylinder drives the base to move downwards, so that the bearing rollers are far away from the bottom surface, the base plays a supporting role on the tunnel working trolley at the moment, the stability of the tunnel working trolley is high, and the stability of the tunnel working trolley is further improved because the two sides of each bearing roller are provided with the base;

3: the utility model is provided with the level gauge, and the expansion amount of the hydraulic cylinder is adjusted according to the level gauge because the ground of the tunnel is uneven, so that the tunnel working trolley is in a horizontal state when the base is in contact with the ground, and the influence of the inclination of the tunnel working trolley on the construction effect is avoided;

4: the buffer mechanism is arranged, so that the vibration generated when the tunnel working trolley moves can be reduced;

5: the driving motor, the first bevel gear and the second bevel gear are matched to drive the bearing roller to rotate for 360 degrees, so that the effects of convenience in actual use and flexibility in steering of the tunnel working trolley can be effectively improved.

Drawings

FIG. 1: the present invention provides an overall front view.

FIG. 2: the present invention provides an overall side view.

FIG. 3: fig. 2 is an enlarged view of a portion a.

FIG. 4: the utility model provides a front view of a walking module.

FIG. 5: the utility model provides a structure diagram of the inner part of a rotating cavity in a walking module.

FIG. 6: the utility model provides a top view of a walking frame.

In the figure: 1-walking bracket, 2-transverse plate, 3-longitudinal plate, 4-level, 5-walking module, 6-fixing plate, 7-rotating cavity, 8-rotating rod, 9-first layer plate, 10-driving motor, 11-first bevel gear, 12-second bevel gear, 13-second layer plate, 14-bearing roller, 15-hydraulic cylinder, 16-base, 17-bearing, 18-telescopic rod, 19-bending steel bar, 20-mounting hole, 21-conical lug, 22-sliding groove, 23-fixing hole, 24-threaded hole, 25-bolt and 26-rotating shaft.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. In the description of the present invention, it should be noted that the terms "central", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, and are only used for convenience of description and simplification of description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The first embodiment is as follows: as shown in fig. 1-3, the working trolley traveling device for tunnel construction comprises a traveling support 1, wherein the traveling support 1 comprises two longitudinal plates 3, a plurality of mounting holes 20 are formed in the longitudinal plates 3, the traveling support 1 can be fixed at the bottom of the tunnel working trolley through the cooperation of the mounting holes 20 and screws, and the traveling support 1 and the tunnel working trolley are designed in a split mode and can be detached and used for multiple times.

As shown in fig. 6, a plurality of chutes 22 are formed in the side surfaces of the two longitudinal plates 3 close to each other, a plurality of parallel transverse plates 2 are further disposed between the two longitudinal plates 3, the number of the transverse plates 2 is at least two, the two ends of the transverse plate 2 are slidably connected inside the chutes 22, fixing holes 23 are formed in the bottom surfaces of the chutes 22, a plurality of threaded holes 24 matched with the fixing holes 23 are formed in the bottom surfaces of the transverse plates 2, and the transverse plates 2 are fixed in the chutes 22 through the cooperation of the threaded holes 24, the fixing holes 23 and the bolts 25. The width between the two longitudinal plates 3 can be adjusted through the matching of the sliding groove 22, the threaded hole 24, the fixing hole 23 and the bolt 25, so that the walking bracket 1 is suitable for tunnel working trolleys with various sizes.

The level meter 4 is installed at the bottom surface middle part of the diaphragm 2 at the outermost side, and the level meter 4 adopts the prior art and is used for measuring levelness. The level gauge 4 is fixed in the middle of the bottom surface of the transverse plate 2 through screws.

A plurality of walking modules 5 are installed at the bottom of the longitudinal plate 3, as shown in fig. 4 and 5, each walking module 5 comprises a fixing plate 6, a rotating cavity 7 is fixedly welded at the center of the bottom of the fixing plate 6, a rotating rod 8 is rotatably connected inside the rotating cavity 7 through a bearing 17, the bottom of the rotating rod 8 penetrates through the bottom surface of the rotating cavity 7 and is fixedly welded with the first layer plate 9, a driving motor 10 is installed on the side wall of the rotating cavity 7, the driving motor 10 adopts the prior art, the driving motor 10 is fixed on the side wall of the rotating cavity 7 through a screw, the output shaft of the driving motor 10 is fixedly connected with a rotating shaft 26 through a coupler, the rotating shaft 26 penetrates through the side wall of the rotating cavity 7 and extends into the rotating cavity 7, the rotating shaft 26 is connected with a first bevel gear 11, the central hole of the first bevel gear 11 is fixedly welded with the outer side wall of the rotating shaft 26, a second bevel gear 12 meshed with the first bevel gear 11 is connected on the rotating rod 8, the central hole of the second bevel gear 12 is fixedly connected with the outer side wall of the rotating rod 8 in a welding mode.

The bottom surface of the first layer plate 9 is connected with a second layer plate 13 through a buffer mechanism, a bearing roller 14 is arranged on the bottom surface of the second layer plate 13, the bearing roller 14 adopts the prior art, and the bearing roller 14 is fixed on the bottom surface of the second layer plate 13 through a screw.

Buffer gear is including connecting the telescopic link 18 between first plywood 9 and second plywood 13, and telescopic link 18 is a plurality of, and wherein the both ends of telescopic link 18 respectively with first plywood 9, second plywood 13 welded fastening be connected, and telescopic link 18 includes that a plurality of sleeve pipe cup joints each other together, and the sleeve pipe sliding connection that the diameter is little is in the sleeve pipe that the diameter is big. The telescopic rod 18 is sleeved with a spiral bent steel bar 19, and two ends of the bent steel bar 19 are fixedly connected with the first layer plate 9 and the second layer plate 13 in a welding mode respectively. The buffer mechanism is arranged, so that vibration generated when the tunnel working trolley moves can be reduced, and the service life of the tunnel working trolley is prolonged.

The hydraulic cylinder 15 is installed on both sides of the rotating cavity 7, the hydraulic cylinder 15 adopts the prior art, the hydraulic cylinder 15 is fixed on the bottom surface of the fixing plate 6 through screws, and the telescopic end of the hydraulic cylinder 15 is fixedly connected with a base 16 through screws.

The working principle is as follows: after the tunnel working trolley moves to the working position, the hydraulic cylinder 15 is started, the hydraulic cylinder 15 drives the base 16 to move downwards, the bearing idler wheels 14 are far away from the bottom surface, the base 16 supports the tunnel working trolley at the moment, the stability of the tunnel working trolley is high, and the stability of the tunnel working trolley is further improved because the bases 16 are arranged on two sides of each bearing idler wheel 14.

Because tunnel ground is uneven, adjust hydraulic cylinder 15 according to spirit level 4 and be flexible volume, tunnel work platform truck is in the horizontality when making base 16 contact ground, avoids tunnel work platform truck slope to influence the construction effect.

When a turn is needed, when the supporting state of the base 16 is held, the driving motor 10 is started, the first bevel gear 11 can be driven to rotate, the first bevel gear 11 rotates to drive the second bevel gear 12 to rotate, the second bevel gear 12 rotates to drive the rotating rod 8 to rotate, and the rotating rod 8 rotates to drive the first deck 9 to rotate. The first layer plate 9 rotates to drive the bearing roller 14 to rotate, the bearing roller 14 can rotate by 360 degrees, and the convenience of the tunnel working trolley in actual use and the flexibility of the tunnel working trolley in steering can be effectively improved.

Example two: in addition to the above embodiments, a plurality of tapered protrusions 21 are further disposed on the bottom surface of the base 16, and the tapered protrusions 21 are welded to the bottom surface of the base 16, so as to increase the friction force between the base 16 and the bottom surface, and further increase the stability of the workbench during construction.

In conclusion, the walking bracket can be detached and is convenient to use for multiple times, and meanwhile, the width of the walking bracket can be adjusted, so that the walking bracket is suitable for tunnel working trolleys with multiple sizes, and the practicability of the walking bracket is enhanced; the stability of the tunnel working trolley is strong; the expansion amount of the hydraulic cylinder can be adjusted according to the level gauge, so that the tunnel working trolley is in a horizontal state when the base is in contact with the ground, and the influence of the inclination of the tunnel working trolley on the construction effect is avoided; the buffer mechanism is arranged, so that the vibration generated when the tunnel working trolley moves can be reduced; the setting can drive the bearing gyro wheel through driving motor, first bevel gear and second bevel gear cooperate and carry out 360 degrees rotations, can promote the convenience of tunnel table car when in actual use effectively and the effect of the flexibility when turning to.

While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. Working trolley traveling device for tunnel construction comprises a traveling support (1) and is characterized in that the traveling support (1) comprises two longitudinal plates (3), a plurality of sliding grooves (22) are formed in the side faces, close to each other, of the two longitudinal plates (3), a plurality of transverse plates (2) arranged in parallel are further arranged between the two longitudinal plates (3), the two ends of each transverse plate (2) are slidably connected to the inside of each sliding groove (22), fixing holes (23) are formed in the bottom faces of the sliding grooves (22), a plurality of threaded holes (24) matched with the fixing holes (23) are formed in the bottom faces of the transverse plates (2), the transverse plates (2) are fixed in the sliding grooves (22) through the cooperation of the threaded holes (24), the fixing holes (23) and bolts (25), a level gauge (4) is installed in the middle of the bottom faces of the transverse plates (2) on the outermost sides, a plurality of walking modules (5) are installed at the bottom of the longitudinal plate (3), each walking module (5) comprises a fixing plate (6), a rotating cavity (7) is connected to the center of the bottom of the fixing plate (6), a rotating rod (8) is rotatably connected to the inside of the rotating cavity (7), the bottom of the rotating rod (8) penetrates through the bottom surface of the rotating cavity (7) and is connected with a first laminate (9), a driving motor (10) is installed on the side wall of the rotating cavity (7), an output shaft of the driving motor (10) is connected with a rotating shaft (26), the rotating shaft (26) penetrates through the side wall of the rotating cavity (7) and extends to the inside of the rotating cavity (7), the rotating shaft (26) is connected with a first bevel gear (11), a second bevel gear (12) meshed with the first bevel gear (11) is connected to the rotating rod (8), and a second laminate (13) is connected to the first bottom laminate (9) through a buffering mechanism, bearing idler wheel (14) are installed to the bottom surface of second plywood (13), hydraulic cylinder (15) are all installed to the both sides of rotating chamber (7), the flexible end of hydraulic cylinder (15) is connected with base (16).

2. The traveling device of a working trolley for tunnel construction according to claim 1, wherein the rotating rod (8) is rotatably connected inside the rotating chamber (7) through a bearing (17).

3. The traveling device of a working trolley for tunnel construction according to claim 1, wherein the buffer mechanism comprises a telescopic rod (18) connected between the first layer plate (9) and the second layer plate (13), and a helical bending steel bar (19) is sleeved on the telescopic rod (18).

4. The traveling device of a working trolley for tunnel construction according to claim 3, wherein the telescopic rod (18) comprises a plurality of sleeves sleeved with each other, and the sleeves with small diameters are slidably connected in the sleeves with large diameters.

5. The traveling device for the working trolley for tunnel construction according to claim 1, wherein the vertical plate (3) is provided with a plurality of mounting holes (20).

6. The traveling device of a working trolley for tunnel construction according to claim 1, wherein the bottom surface of the base (16) is provided with a plurality of tapered protrusions (21).