DE2801365C3 - Equipment for the transport and installation of a provisional route expansion and expansion frame for the provisional route expansion - Google Patents

Description

a) The transport frame (10) consists of two running rails (8) laid on the sole parallel and at a distance from one another, vertically on rollers (10 / J movable, spaced-apart portal arches (10aJi in the ridge area by two parallel and at the same height Running connecting pieces (lOty and in the lower area are connected by two connecting pieces (IOc) that run in the same way, whereby the area between the end faces of the Ponfal arches (iOa) is designed as storage for several provisional '.usbaurrahmen, which the connecting pieces (\ 0b and lOcJ serve as supports .

b) In the area of the upper connecting pieces (tOb) of the transport frame (10), a displacement device (11) acting in the direction of propulsion is provided for moving the expansion frame (9) in the storage area, which can be acted upon by a thrust piston gear (11 β, lib) Driver (11 (^ consists.

c) Each of the lower connecting pieces (iOc) of the transport frame (10) is connected to a pivoting device (12), which acts transversely to the direction of advance, for laterally spreading the extension frame (9) against the section joints. 12a, 12ty exists.

2. Device according to claim 1, characterized in that the tension elements (iOf) on the transport frame (10) arranged cable winch (1OeJ guided over guide rollers (1 OgJ and for moving the Transportrahmeni (10) and for moving the rails (8) in the direction) are attached to the face (3) at the front and rear stop (loader running rail (8).

3. Device according to claim 1 and / or 2, characterized in that on the lower connecting piece (iOc) of the transport frame (10) an automatic jacking device (13) for relieving the rails (8) by means of one attached to the console (i3a) Hydraulic cylinder (13ÖJI of a piston (Mc) and a support plate (XZd) is attached.

4, expansion frame for the provisional expansion of tunnels or routes in the area of the face for use in a device according to claim I or one of the preceding claims, which consists of two halves connected to one another by a ridge joint, the cap area of which is adapted to the route profile, curved or is designed in the shape of a door frame, and whose joint segments adjoining the cap area each consist of at least one hydraulically extendable ram, with which the extension frame can be braced against the roof, characterized in that two hydraulic rams (9a, 9b) are assigned to each frame half, between in which a vertically aligned guide is arranged, which consists of a guide piece (9f) attached to the cap and a guide sleeve (9g) that can be placed on the sole (2) for receiving the spring piece (9f) , which is designed as a base plate for the punch feet, and that on the guide sleeve (9g) a into the Profile of the rails (8) engaging guide pin (9d) is attached

The invention is based on a device for transporting and setting one of the working face immediately following provisional route expansion, which is known in the preamble of claim 1 as Specified type The invention also relates to a special expansion frame for the temporary Expansion of tunnels or routes in the area of Face for use in a facility according to Claim 1.

From DE-AS 23 61 235 and DE-AS 23 61 227 are expansion elements for the provisional Expansion of routes in the immediate area of the The working face is known there, each to Setting elements of the provisional expansion in a movable on the route, the route cross-section spanning a portal-like transport device to the face and with the help of a displaceably arranged on the transport device positioning device in the for setting placed in a suitable position. Then the stamps of the extension frame are pivoted against the joints and the frame is pivoted towards the roof

so clamped over the stamp of the extension frame

The provisional expansion frames consist of more rigid, articulated parts, the expansion being adapted to the route profile, d. H. is for example arcuate.

The trolley of the known devices has a storage facility for route arcs, but the storage unit is not for the provisional, but intended for the final route expansion to be introduced behind it. Of the Car must therefore move back each time after setting a provisional route arc, by one to get another provisional route arch and pass under the building into the intended one Drive position. Such continued driving of the heavy transport trolley loosens the lying down and causes additional work for the leveling of the track bottom. The invention is based on the object of a

Facility for transporting and setting a provisional route extension immediately following the face through redesign and further training to create known processes and facilities. In particular, a transport device is to be made available on which several provisional Support frames can be saved and driven to the face. Moving the saved frames in the position suitable for setting is thus achieved and the pivoting and spreading of the expansion frame can be guaranteed. The tunneling work should be undisturbed by the expansion work in one protected space can run continuously. Furthermore, the introduction of the final Expansion on the side facing away from the face in one not endangered by the excavation work Area can take place undisturbed and uninterrupted.

According to the invention, the means listed in the characterizing part of the main claim are proposed to achieve these objects. For advantageous The features proposed in the context of the invention are the subject matter of subclaims 2 and 3.

Claim 4 proposes a special expansion frame for the provisional expansion according to claim 1. Claim 4 is based on a route expansion frame, as described in DE-OS 20 10 622 in connection with a tunneling machine designed as a storage and transport device is known This extension frame consists of two arches connected to one another by means of a joint in the area of the roof.

By the transport and setting device according to the invention for the provisional route expansion and Due to the special expansion frame, the distinguishing features of the individual Claims related benefits achieved.

Regarding the feature according to claim 1:

la) - Guiding by running rails reduces collision with the set expansion frames

- Driving forward on rails reduces the driving resistance

- Running rail bridges hollows and saddles

- Storage of expansion frames allows the final expansion work to continue even in the event of a standstill in the tunneling work. and thus the existing personnel capacities can be optimally used

- Transport and storage are handled by a single facility.

Ib) - The ones stored on the transport device Extension frames are moved into the correct position for setting by the sliding device brought the frame

- Depending on the stability of the mountain, the extension frames can be »close together« or »open Gap «can be set; adapting to vertical or horizontal curves is in certain limits possible.

Ic) - No special device is required on the individual frames to spread the extension frames. It is sufficient to only for this purpose ^ω on the transport device provided for the device.

Regarding the feature according to claims 2 and 3:

40 Guide rails can be pulled forward with their help.

Regarding the feature according to claim 4;

- The guide sleeve including the guide piece relieve the punch from the side Forces and allow any asymmetrical loads on the extension frame

- The guide pin engaging in the running rail ensures that the running rail is always related is aligned in a defined manner on the set expansion frame.

In the drawing, the object of the invention is shown, namely shows

F i g. 1 side view of the facility in tunneling;

F i g. 2 plan view;

Fig. 3 detail (expansion frame according to arrow III in Fig. 1);

F i g. 4 the same in side view; F i g. 5 Detail (transport frame) according to arrow V in

- The advantage of such a drive is that both the transport device so in both Can be moved as well as the directions

65 F i g. 6 Detail (displacement device) according to arrow VI in F; G. 5 in section;

F i g. 7 detail (pivot device) in plan view according to arrow VII in Figure 5 with pivoted Swivel lever;

F i g. 8 the same with the pivoted lever;

F i g. 9 perspective illustration of the detail (winch) according to arrow IX in FIG. 5;

10 shows a rear view with the extension element swiveled in in the driving position;

11 shows the same with the extension element pivoted out;

F i g. 12 the same with the extension element in place.

In the tunneling according to FIGS. 1 and 2 is the rock between the roof 1 and the hollow 2 at the Working face 3 gained with the help of the tunneling machine 5 and in the usual way in the direction of de.1 final expansion 6 removed All tunneling equipment can be used in light profile 7 (Fig. 10, 11, 12).

As shown in FIGS. 1 and 2, the device for the temporary support of the excavated areas in the section of the road between the face 3 is recognizable and the final expansion 6 arranged. It quickly follows the progress of the tunneling and is therefore on the Runways 8 arranged to be movable, making them exactly in the intended position for the preliminary Support of the mountains can be driven.

The device has a number of expansion frames 1 which can be stored in a portal-like transport frame 10. The expansion frame 9 exist according to the Fig. and 4 of two halves connected to one another by a ridge joint 9e, each half has a cap 9c designed as a box profile; which is bent to match the profile of the roof. The cap 9c is connected to the sole with two hydraulic rams arranged at a distance, which consist of the ram housing 9a and the hydraulic supports 9b that can be raised and lowered.

Between the two hydraulic rams is a guide consisting of one on the cap 9c attached guide piece 9 / and a guide sleeve 9 ^ for receiving the guide piece 9 / arranged.

The hydraulic rams stand on the base plate of the guide sleeve 9g , on which a into the profile of the

Running rails 8 engaging spring-loaded guide pin 9 </ is attached.

The expansion frames 9 form, as in FIG. 1 shown, with their caps 9c a closed canopy for Protection of the personnel working in the tunneling.

The expansion frames 9 are in the transport frame 10, which is shown in FIG. 5 is shown, stored. It consists of two portal arches 10a standing vertically on the running rails 8 and of two horizontally arranged connecting pieces 106 and 10c each attached to them on both sides. The two upper connecting pieces 106 serve the hingedly interconnected caps 9c and the two lower connecting pieces 10c the hydraulic dies 9a, 96 as supports when the expansion frames 9 are transported in the transport frame 10.

The expansion frames 9 are moved in the transport frame 10 with the aid of a displacement device 11 shown in FIG. 5, which is arranged between the two upper connecting pieces 106 of the transport frame 10 (see FIG. 6). The displacement device 11 consists of a hydraulic cylinder 11a, a piston 116 and a driver lic acting on the extension frame 9.

When the expansion frame 9 stored in this way has moved into the vicinity of the face 3 with the help of the transport frame 10, it is swiveled out perpendicular to the advance direction to the lateral impact 4 with the help of the swivel device 12 and then placed in the route profile by extending the hydraulic supports 96.

As can be seen from FIG. 5, the pivoting device 12 is connected to the lower connecting piece tOc of the transport frame 10 . According to FIGS. 5, 7 and 8, it consists of the two hydraulic cylinders 12a fastened to the lower connecting pieces 10c , the piston 126 movable therein and the pivot levers 12c. Fig. 7 shows the position of the pivot lever 12c in retracted and F i g. 8 in the swiveled out position.

The transport frame 10 with the attached

»Ci's ^ l'licüccilll IV-lliung 11 UIlU JI-IIWCIIKVIfIIIlTIiUIIg XL · is revet sibe with the help of the running wheels 10 / on the rails 8 between the final expansion 6 and the face 3! procedure.

In addition, the running rails 8 must be stretched out towards the face 3 following the advance.

Both functions are carried out by the winch 10e with drive 10c /.

As can be seen from FIGS. 5, 9 and 12, the cable winch 10e is attached to the portal support 10a on the side facing away from the face. It has tension elements (ropes) 10 /; which are attached to the front and rear stops 10 /) of the running rails 8, guided by pulleys 10g.

The forward movement of the transport frame 10 takes place in such a way that the cable winch 10e moves according to FIG. 9 rotates counterclockwise and winds up 3 rope on the face side, while 6 rope is unwound on the side of the final expansion.

When the transport frame 10 moves back from the face 3 to the expansion 6, the winch 1Oe is rotated clockwise , with 3 Be on the face side! unwound and on the side of the

Expansion 6 rope is wound up.

To advance the rails 8 towards the local brusi 3, the transport frame 10 is secured with the aid of the jacking device 13 shown in FIGS. 10 to 13 jacked up, d. H. lifted off the rails 8.

When turning the winch 1Oe clockwise 6 rope is wound on the side of the extension unc on the side of the working face 3 rope unwound. The transport frame 10 is in the dei during this process Near the face 3.

The jacking device 13 (FIGS. 10 to 12) required for tightening the running rails 8 is attached to the portal frame 10a by means of the console 13a and consists of the hydraulic cylinder 136, the piston 13c and a support plate 3d.

The individual work processes that can be carried out with the device are shown in FIGS. 1, 11 and 12.

The transport frame 10 equipped with the expansion frame 9 is advanced to the face 3 by the cable winch 10e.

As shown in FIG. IC, the expansion frames 9 rest with the caps 9c on the connector 106 and with the stamps on the connector 10c of the transport frame 10, the hydraulic supports 96 being retracted.

At the intended location of the face 3, the support frames 9, as in FIG. 11 shown, with the transport frame 10 at a standstill, swiveled out into the route profile 1, 4 with the aid of the swivel device 12.

Thereafter, in accordance with ^F i g. 11 the hydraulic supports 96 of the hydraulic ram extended into position 96. As a result, the caps 9c, the ridge joints 9e and the stamp housings 9a are placed in the end positions 9c ', 9e'and 9a'.

At the same time, the spring-loaded guide pins 9d fastened to the stamp housing 9s come into engagement 9a ′ with the running rails 8.

In this way, as can be seen from FIG. 1 set a number of expansion frames.

Fig. 12 shows the set extension frames in the set state in larger dimensions.

After the expansion frame stored in the transport frame 10 has been set on the face 3 meanwhile the final expansion 6 progressed towards the device. It must therefore be the first Set expansion frame 9 to give way to the final expansion 6.

For this purpose, the transport frame 10 is moved under the set expansion frame into the vicinity of the final expansion 6, where the expansion frames 9 that were set first and are no longer required are pulled back into the transport frame one after the other by retracting the hydraulic supports 96 and there with the help the displacement device 11 can be stored for new use. The described workflow is then repeated.

The sequence of the individual processes carried out with the device takes place in cycles with the excavation work on the face 3 and the introduction of the final expansion 6. All individual processes are controlled and run automatically. To operate the Device that forms a closed unit, only one person is required.

For this purpose 10 sheets of drawings

Claims (1)

Claims; t. Device for transport and setting one of the provisional roadworks immediately following the face, consisting of several that can be set one after the other, of several that are articulated with one another connected segments consists of existing expansion frame, the ram of which is hydraulically extendable Have thrust piston with which the respective frame can be braced against the mountains, wherein the extension frame to be set over a portal-like spanning the cross-section of the route, in In the longitudinal direction of the route via a cable winch arranged on it, the transport frame can be moved up to the face area can be advanced and the transport frame can be moved relative to it Has positioning device with which the respective expansion frame can be brought into its suitable position for setting, characterized by the combination of the following Characteristics: