CN223908216U - Double-channel mud-rock conveying mechanism of pipe jacking machine - Google Patents

Abstract

The utility model discloses a double-channel mud stone conveying mechanism of a pipe jacking machine, which comprises a base, wherein an external track and a trolley conveying track are arranged on the base, the trolley conveying track is arranged between the external tracks, a movable frame is arranged on the external track, a belt conveying mechanism is arranged above the movable frame, a feeding bin with a triangular section is arranged below the tail end of the belt conveying mechanism, a left discharging opening and a right discharging opening are respectively arranged on two sides of the feeding bin, a rotating shaft is arranged at the bottom of the feeding bin and driven by a connecting motor, a left baffle plate and a right baffle plate are respectively connected to two sides of the rotating shaft, the trolley conveying track is four groups, a first trolley and a second trolley are respectively arranged on the trolley conveying track, a feeding opening is formed in the top of the first trolley and the second trolley, and adjacent inner side plates of the first trolley and the second trolley are positioned under the rotating shaft. According to the utility model, the first trolley and the second trolley can realize high-efficiency switching, the waiting for the vehicle switching time is not needed, and the working efficiency is improved.

Description

Double-channel mud-rock conveying mechanism of pipe jacking machine

Technical Field

The utility model relates to the field of mud-rock transportation of push bench, in particular to a dual-channel mud-rock transportation mechanism of push bench.

Background

In the construction process of the pipe pushing jack, the transportation of the mud stone is a crucial link. The traditional single-channel transportation mechanism faces a plurality of challenges in practical application, and the requirements of high-efficiency and continuous construction of the modern push bench are difficult to meet.

When the pipe jacking machine performs tunneling operation underground, a large amount of mud stones can be generated. These mudstones need to be discharged timely and efficiently to ensure smooth construction and stable tunnel. However, existing single-channel transport mechanisms have significant design limitations. When a mud transporting trolley is fully loaded, the mud transporting trolley must be removed first, and an empty trolley is replaced, and a remarkable waiting time exists in the process; during waiting, a small amount of mud stones generated by the pipe pushing jack may overflow, so that not only is the construction progress affected, but also the safety and the environment of a construction site are adversely affected.

Disclosure of utility model

The utility model aims to provide a double-channel mud stone conveying mechanism of a pipe jacking machine, which has high mud outlet efficiency and does not leak mud stones.

The double-channel mudstone conveying mechanism of the pipe jacking machine comprises a base, wherein an external track and a trolley conveying track are arranged on the base, and the trolley conveying track is arranged between the external tracks;

The device comprises an outer track, a movable frame, a belt conveying mechanism, a feeding bin, a rotary shaft, a left baffle plate, a right baffle plate, a left baffle plate and a right baffle plate, wherein the movable frame is arranged on the outer track;

The trolley conveying rails are four groups, a first trolley and a second trolley are respectively arranged on the trolley conveying rails, feeding holes are formed in the tops of the first trolley and the second trolley, and the adjacent inner side plates of the first trolley and the second trolley are located under the rotating shaft.

Preferably, the first trolley and the second trolley outside side plate are higher than the first trolley and the second trolley inside side plate, and a gap is reserved between the first trolley and the second trolley outside side plate and the top of the movable frame.

Preferably, the left baffle and the right baffle are provided with a collision board at the tail end, the inner side of the collision board is provided with a rubber layer, and the collision board collides with the outer vertical surface of the feeding bin.

Preferably, when the left baffle plate is in conflict with the left discharge opening, a gap is not reserved between the lower edge of the left discharge opening and the left baffle plate, and when the right baffle plate is in conflict with the right discharge opening, a gap is not reserved between the lower edge of the right discharge opening and the right baffle plate.

Preferably, the width of the first trolley and the second trolley is larger than the length of the left baffle plate or the right baffle plate.

Compared with the prior art, the utility model has the following advantages:

1. By arranging the left discharging opening, the right discharging opening, the left baffle plate and the right baffle plate which correspond to each other, the two-channel transportation of the mudstone is realized, so that after one trolley is fully loaded, the trolley can be switched to the other trolley to continue loading, and the fully loaded trolley can be removed at the moment, thereby reducing the waiting time of trolley replacement during single-channel transportation and improving the transportation efficiency;

2. Meanwhile, the side plates on the inner side of the trolley are positioned under the rotating shaft, so that the mud stones can accurately fall into the trolley, the further side plates on the outer side are higher, the splashed mud stones can be blocked, and the mud stones can completely fall into the trolley.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

The device comprises a base 1, an external track 2, a trolley conveying track 3, a movable frame 4, a belt conveying mechanism 5, a feeding bin 6, a left discharging opening 601, a right discharging opening 602, a rotating shaft 7, a left baffle 8, a right baffle 9, a first trolley 10, a second trolley 11 and a collision plate 12.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in FIG. 1, the double-channel mudstone transport mechanism of the pipe push bench comprises a base 1, wherein an external track 2 and a trolley transport track 3 are arranged on the base 1, and the trolley transport track 3 is arranged between the external tracks 2;

The external track 2 is provided with a movable frame 4, a belt conveying mechanism 5 is arranged above the movable frame 4, a feeding bin 6 with a triangular section is arranged below the tail end of the belt conveying mechanism 5, and left discharge openings 601 and right discharge openings 602 are respectively arranged on two sides of the feeding bin 6;

The trolley conveying rails 3 are four groups, a first trolley 10 and a second trolley 11 are respectively arranged on the trolley conveying rails 3, feeding ports are formed in the tops of the first trolley 10 and the second trolley 11, and adjacent inner side plates of the first trolley 10 and the second trolley 11 are located under the rotating shaft 7.

As shown in fig. 1, the outer side plates of the first trolley 10 and the second trolley 11 are higher than the inner side plates of the first trolley 10 and the second trolley 11, and gaps are reserved between the outer side plates of the first trolley 10 and the second trolley 11 and the top of the movable frame 4, so that the trolley can stably run on the track 3 and is not interfered with the frame.

As shown in fig. 1, the tail ends of the left baffle plate 8 and the right baffle plate 9 are provided with a collision plate 12, the inner side surface of the collision plate 12 is provided with a rubber layer, the collision plate collides with the outer side vertical surface of the feeding bin and is used for protecting the collision plate and the outer wall of the feeding bin, and meanwhile, a proximity switch can be arranged in the area to realize intelligent control.

As shown in fig. 1, when the left baffle plate 8 is in interference with the left discharge opening 601, a gap is not reserved between the lower edge of the left discharge opening 601 and the left baffle plate 8, and when the right baffle plate 9 is in interference with the right discharge opening 602, a gap is not reserved between the lower edge of the right discharge opening 602 and the right baffle plate 9, so that a certain gap is reserved between the discharge opening and the baffle plate, and the damage to the baffle plate or the feed inlet caused by the clamping of mud stones into the area is avoided.

As shown in fig. 1, the width of the first trolley 10 and the second trolley 11 is greater than the length of the left baffle 8 or the right baffle 9, so that the left baffle or the right baffle can freely rotate above and inside the lower trolley, and the opening and closing angles are ensured.

The working principle of the utility model is explained as follows, namely, the mud stone is conveyed to the feeding bin through the belt conveying mechanism. The bottom of the feeding bin is provided with a rotating shaft driven by a motor, and the two sides of the rotating shaft are connected with a left baffle and a right baffle. The left baffle and the right baffle can rotate to control the mud-rock flow direction. When the left side is required to be discharged, the rotating shaft drives the right baffle to rotate to be in conflict with the right side elevation of the feeding bin, so that the mud stone can smoothly flow into the left side, at the moment, the first trolley receives the feeding material, and similarly, when the right side is required to be discharged, the rotating shaft drives the left baffle to rotate to be in conflict with the left side elevation of the feeding bin, and the mud stone flows into the second trolley. The first trolley and the second trolley can completely receive the mud stones flowing out of the feeding bin, and high-efficiency switching of double-channel mud stone transportation is realized.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims (5)

1. A dual-channel mud and rock transportation mechanism for a pipe jacking machine, characterized in that it includes a base, on which an external track and a trolley transportation track are provided, the trolley transportation track being placed between the external tracks; A movable frame is provided on the external track, a belt conveyor mechanism is provided above the movable frame, and a triangular feed hopper is provided below the end of the belt conveyor mechanism. A left discharge port and a right discharge port are provided on both sides of the feed hopper. A rotating shaft is provided at the bottom of the feed hopper. The rotating shaft is driven by a motor. A left baffle and a right baffle are connected to both sides of the rotating shaft. The trolley transport track consists of four sets, with a first trolley and a second trolley respectively mounted on each track. The first trolley and the second trolley have inlets on their tops. The adjacent inner side plates of the first trolley and the second trolley are located directly below the rotating shaft. 2. The dual-channel mud and rock transport mechanism for a pipe jacking machine according to claim 1, characterized in that the outer side plates of the first trolley and the second trolley are higher than the inner side plates of the first trolley and the second trolley, and a gap is left between the outer side plates of the first trolley and the second trolley and the top of the movable frame. 3. The dual-channel mud and rock transport mechanism for a pipe jacking machine according to claim 1, characterized in that the left baffle and the right baffle are provided with abutment plates at their ends, the inner side of the abutment plates is provided with a rubber layer, and the abutment plates abut against the outer facade of the feed hopper. 4. The dual-channel mud and rock transport mechanism for a pipe jacking machine according to claim 1, characterized in that, when the left baffle abuts against the left discharge port, the lower edge of the left discharge port does not abut against the left baffle and leaves a gap; when the right baffle abuts against the right discharge port, the lower edge of the right discharge port does not abut against the right baffle and leaves a gap. 5. The dual-channel mud and rock transport mechanism for a pipe jacking machine according to claim 1, characterized in that the width of the first trolley and the second trolley is greater than the length of the left baffle or the right baffle.