CN211811911U - Traveling mechanism - Google Patents

Abstract

The utility model discloses a running gear, include: the pipeline clamp comprises a walking beam, a walking wheel assembly which is used for being attached to the outer surface of a pipeline, a walking wheel connecting piece which is used for connecting the walking wheel assembly and the walking beam, and an adjusting mechanism which is used for connecting the walking beam and a pipeline clamp so as to adjust the coaxiality of the pipeline clamp and the pipeline; the walking wheel connecting piece rotates and sets up in walking beam, and the walking wheel subassembly rotates and sets up in walking wheel connecting piece. The adjusting mechanism can be used for adjusting the coaxiality of the pipe clamp and the pipeline so as to improve the coaxiality of the pipe clamp and the pipeline, avoid the damage caused by different shafts and improve the reliability of the construction process; in addition, the walking wheel connecting piece is rotatably arranged on the walking beam, and the walking wheel component is rotatably arranged on the walking wheel connecting piece, so that the walking wheel component can adapt to the change of the surface of the pipeline in the process of moving the surface of the pipeline, the construction process is smoother, and the propelling efficiency of the pipeline is improved.

Description

Traveling mechanism

Technical Field

The utility model relates to a non-excavation technical field, more specifically say, relate to a running gear.

Background

At present, the non-excavation technical application field, especially the pipeline laying field, prior art pipeline construction all impels at the pipeline afterbody, for example push pipe, directional brill, leads to every propulsion a section stroke just to add a section pipeline, and this will produce a lot of supplementary man-hours, has restricted the efficiency of construction greatly, and prior art can't make long distance pipeline once only advance fast.

With the continuous emergence of high-difficulty pipeline laying or tunnel excavation engineering, when the engineering with high excavation efficiency requirement, long distance, field construction and no receiving well is met, the existing construction technology can not meet the requirement.

In summary, those skilled in the art need to solve the above-mentioned problems how to provide a traveling mechanism capable of making a pipe pusher perform a quick and reliable construction.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a running gear can realize the quick, reliable construction of push away machine.

In order to achieve the above object, the present invention provides the following technical solutions:

a travel mechanism comprising: the pipeline clamp comprises a walking beam, a walking wheel assembly attached to the outer surface of a pipeline, a walking wheel connecting piece used for connecting the walking wheel assembly with the walking beam, and an adjusting mechanism used for connecting the walking beam with a pipe clamp so as to adjust the coaxiality of the pipe clamp and the pipeline;

the walking wheel connecting piece rotates set up in walking beam, the walking wheel subassembly rotate set up in the walking wheel connecting piece.

Preferably, the adjusting mechanism comprises at least two first connecting pieces symmetrically arranged at two ends of the walking beam in the length direction and at least two second connecting pieces symmetrically arranged at two ends of the walking beam in the width direction;

and one ends of the first connecting piece and the second connecting piece are connected with the walking beam, and the other ends of the first connecting piece and the second connecting piece are connected with the pipe clamp.

Preferably, the first connecting piece comprises a first pin shaft with one end connected with the pipe clamp, a first bearing arranged in a rotating manner relative to the first pin shaft, and a nut sleeved on the peripheral part of the first pin shaft and in threaded connection with the first pin shaft.

Preferably, the walking wheel connecting piece comprises a walking wheel frame for rotatably mounting the walking wheel assembly and a walking wheel frame connecting piece for connecting the walking wheel frame and the walking beam; the walking wheel frame connecting frame is rotatably arranged on the walking beam.

Preferably, the walking wheel carrier is provided with at least two first pin holes used for rotatably mounting the walking wheel assembly along the height direction; and/or the walking wheel assembly is provided with at least two second pin holes which are used for being rotationally connected with the walking wheel carrier along the height direction of the walking wheel assembly.

Preferably, the walking wheel frame further comprises at least one scale display part for displaying the rotation angle of the walking wheel frame relative to the walking beam, and the scale display part corresponds to the walking wheel frame one by one.

Preferably, the scale display member is disposed on an upper end surface of the walking beam.

Preferably, the walking wheel frame connecting piece comprises a second pin shaft fixedly arranged and a second bearing which is arranged in a rotating manner relative to the second pin shaft so as to enable the walking wheel frame connecting piece to rotate relative to the walking beam.

Preferably, the walking wheel frame is locked relative to the walking beam by a locking device, one end of the locking device is connected with the walking beam, and the other end of the locking device is connected with the walking wheel frame.

Preferably, the walking wheel assembly comprises a steel structure frame and at least two rubber coating wheels arranged on the steel structure frame in a rotating mode, and the rotating axes of the rubber coating wheels are arranged in a non-parallel mode so that the rubber coating wheels can be attached to the pipeline.

The utility model provides a running gear, include: the pipeline clamp comprises a walking beam, a walking wheel assembly which is used for being attached to the outer surface of a pipeline, a walking wheel connecting piece which is used for connecting the walking wheel assembly and the walking beam, and an adjusting mechanism which is used for connecting the walking beam and a pipeline clamp so as to adjust the coaxiality of the pipeline clamp and the pipeline; the walking wheel connecting piece rotates and sets up in walking beam, and the walking wheel subassembly rotates and sets up in walking wheel connecting piece.

In the construction process, the pipe clamp clamps the pipeline and forwards pushes, the travelling mechanism travels on the pipeline, the pipeline is loosened when the pipe clamp retracts, the pipe clamp is not in contact with the pipeline, and the travelling mechanism drags the pipe clamp to move along the length direction of the pipe clamp relative to the pipeline; when the pipeline is pulled back reversely, the pipe clamp clamps the pipeline, and the pipeline is pushed under the action of the oil cylinder of the pusher; the adjusting mechanism can be used for adjusting the coaxiality of the pipe clamp and the pipeline so as to improve the coaxiality of the pipe clamp and the pipeline, avoid harm caused by different shafts and improve the reliability of the construction process.

In addition, the walking wheel connecting piece is rotatably arranged on the walking beam, and the walking wheel component is rotatably arranged on the walking wheel connecting piece, so that the walking wheel component can adapt to the change of the surface of the pipeline in the process of moving the surface of the pipeline, the construction process is smoother, and the propelling efficiency of the pipeline is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a specific embodiment of a traveling mechanism provided by the present invention;

FIG. 2 is a side view of the travel mechanism of FIG. 1;

FIG. 3 is a top view of the travel mechanism of FIG. 1;

FIG. 4 is a front view of the walking wheel assembly of FIG. 1;

FIG. 5 is a top view of the walking wheel assembly of FIG. 4;

FIG. 6 is a schematic structural view of a first embodiment of a connection mode of a walking wheel assembly and a walking wheel frame;

FIG. 7 is a schematic structural view of a second embodiment of a connection mode of a walking wheel assembly and a walking wheel frame;

FIG. 8 is a schematic structural view of a third embodiment of a connection mode of a walking wheel assembly and a walking wheel carrier;

FIG. 9 is a schematic structural view of a fourth embodiment of a connection mode of a traveling wheel assembly and a traveling wheel carrier;

FIG. 10 is a schematic structural view of a fifth embodiment of a connection mode of a traveling wheel assembly and a traveling wheel frame;

fig. 11 is a schematic structural view of a sixth specific embodiment of a connection mode of a traveling wheel assembly and a traveling wheel carrier;

FIG. 12 is a schematic structural view of a seventh embodiment of a connection mode of a walking wheel assembly and a walking wheel frame;

FIG. 13 is a schematic structural view of an eighth embodiment of a connection manner of the traveling wheel assembly and the traveling wheel carrier;

FIG. 14 is a cross-sectional view of the first connector;

FIG. 15 is a cross-sectional view of a walking wheel carriage link;

FIG. 16 is a schematic view showing a partial structure of a pipe pushing machine;

FIG. 17 is a side view of the push bench of FIG. 16;

fig. 18 is a schematic structural view of the tube pusher.

In FIGS. 1-18:

01 is a pipe clamp, 02 is a pipeline, 1 is a walking wheel component, 11 is a rubber covered wheel, 12 is a third pin shaft, 13 is a steel structure frame, 14 is a second pin hole, 2 is a walking wheel carrier, 21 is a first pin hole, 3 is a first connecting piece, 31 is a first pin shaft, 32 is a nut, 33 is a first bearing, 4 is a second connecting piece, 5 is a walking beam, 6 is a locking device, 7 is a walking wheel carrier connecting piece, 71 is a second pin shaft, 72 is a second bearing, 73 is a backing plate, 8 is a walking pin shaft, and 9 is a scale display piece.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a running gear can improve the efficiency of construction to make the reliability of work progress improve.

Please refer to fig. 1-18.

The running gear that this embodiment provided includes: the pipeline clamping device comprises a walking beam 5, a walking wheel assembly 1 which is used for being attached to the outer surface of the pipeline 02, a walking wheel connecting piece which is used for connecting the walking wheel assembly 1 with the walking beam 5, and an adjusting mechanism which is used for connecting the walking beam 5 with a pipe clamp 01 so as to adjust the coaxiality of the pipe clamp 01 and the pipeline 02; the walking wheel connecting piece rotates and sets up in walking beam 5, and walking wheel subassembly 1 rotates and sets up in walking wheel connecting piece.

It should be noted that the number of the traveling wheel assemblies 1 may be 1, 2, 3 or more, which is determined specifically according to the actual situation and is not described herein again; one walking wheel assembly 1 can comprise 1 walking wheel, or 2, 3 or more walking wheels, which is determined according to actual conditions.

In order to make walking wheel subassembly 1 can laminate with the outer wall of pipeline 02, and the outer wall of pipeline 02 generally is the arc surface, consequently, the axis of rotation of walking wheel is certain contained angle setting among a plurality of walking wheel subassemblies 1, as shown in fig. 2, it is preferred, can set up two sets of walking wheel subassembly 1 respectively at the both ends of walking beam 5, and be in two sets of walking wheel subassembly 1 of same end and set up about the width direction symmetry of walking beam 5, a set of walking wheel subassembly 1 is provided with two walking wheels, the axis of rotation of two walking wheels in the same group walking wheel is parallel to each other, the axis of rotation of the walking wheel in the walking wheel group of difference is non-parallel and is certain contained angle setting.

Preferably, in order to enable a better adaptation of the running gear to the outer surface of the pipe 02, the running wheel attachment can be rotatable relative to the running beam 5 about a vertical centre axis, which is mentioned here and is shown in fig. 1; as shown in fig. 1, the central axis of rotation of the road wheel assembly 1 relative to the road wheel attachment is perpendicular to the direction of the paper in fig. 1, and is arranged parallel to the axis of rotation of the road wheel itself.

In the construction process, the pipe clamp 01 clamps the pipeline 02 and pushes forwards, the travelling mechanism travels on the pipeline 02, the pipeline 02 is loosened when the pipe clamp 01 retracts, the pipe clamp 01 is not in contact with the pipeline 02, and the travelling mechanism drags the pipe clamp 01 to move relative to the pipeline 02 along the length direction of the pipe clamp; when the pipeline 02 is pulled back reversely, the pipe clamp 01 clamps the pipeline 02, and the pipeline 02 is pushed under the action of a propeller oil cylinder; the adjusting mechanism can be used for adjusting the coaxiality of the pipe clamp 01 and the pipeline 02 so as to improve the coaxiality of the pipe clamp 01 and the pipeline 02, avoid the damage caused by different shafts and improve the reliability of the construction process.

In addition, because the walking wheel connecting piece rotates and sets up in walking beam 5, walking wheel subassembly 1 rotates and sets up in walking wheel connecting piece, consequently walking wheel subassembly 1 can adapt to the change on pipeline 02 surface at the in-process that pipeline 02 surface removed, makes the work progress more smooth to improve pipeline 02's propulsion efficiency.

On the basis of the above embodiment, the adjusting mechanism may include at least two first connecting members 3 symmetrically disposed at both ends of the walking beam 5 in the length direction and at least two second connecting members 4 symmetrically disposed at both ends of the walking beam 5 in the width direction; one ends of the first connecting piece 3 and the second connecting piece 4 are connected with the walking beam 5, and the other ends of the first connecting piece and the second connecting piece are connected with the pipe clamp 01.

As shown in fig. 1 and 16, the first connecting member 3 is disposed at the lower portion of the walking beam 5, and symmetrically disposed about the middle section of the walking beam 5 in the length direction, one end of the first connecting member 3 is connected to the walking beam 5, the other end of the first connecting member is connected to the tube holder 01, and the first connecting member 3 can achieve fine adjustment of the tube holder 01 in the up-and-down direction, and can achieve random adjustment, thereby being convenient and practical, reducing dangerous loads caused by different axes in the working state, and avoiding inclination of the tube holder 01 during walking and torsion of the pipeline 02 during construction.

On the basis of the above embodiment, the first connecting member 3 may include a first pin 31 having one end connected to the tube holder 01, a first bearing 33 rotatably disposed with respect to the first pin 31, and a nut 32 fitted around an outer circumferential portion of the first pin 31 and threadedly connected to the first pin 31.

During use, fine adjustment of the tube holder 01 in the vertical direction can be achieved by screwing the nut 32, and the coaxiality of the tube holder 01 and the pipeline 02 can be adjusted by rotating the first pin 31 relative to the first bearing 33.

It should be noted that the second connecting member 4 mainly achieves tensioning of two sides of the tube holder 01, so as to prevent the tube holder 01 from being twisted due to inclination to one side; in a specific construction process, although the pipeline 02 itself has the possibility of twisting, the pipe pusher is provided with an anti-twisting device, but the twisting caused by the self-deflection of the pipe clamp 01 still needs to be avoided, and the twisting needs to be realized through the second connecting piece 4; as shown in fig. 3, two second connecting members 4 are symmetrically disposed on two sides of the walking beam 5 in the width direction, and the second connecting members 4 may be oil cylinders or electric cylinders, which are not described herein.

On the basis of the above embodiment, the walking wheel connecting piece can comprise a walking wheel frame 2 for rotatably mounting the walking wheel assembly 1 and a walking wheel frame connecting piece 7 for connecting the walking wheel frame 2 with the walking beam 5; the walking wheel frame 2 connecting frame is rotatably arranged on the walking beam 5.

Preferably, the traveling wheel carrier 2 is a structural member formed by welding steel plates, as shown in fig. 1-3, two ends of the traveling wheel carrier 2 are connected with the traveling wheel assembly 1, and the middle is connected with the traveling beam 5 and is rotatably arranged relative to the traveling beam 5.

On the basis of the above embodiment, in order to make the traveling mechanism adapt to the propulsion of pipelines 02 with different sizes, the traveling wheel carrier 2 may be provided with at least two first pin holes 21 for rotatably mounting the traveling wheel assembly 1 in the height direction; and/or the traveling wheel assembly 1 is provided with at least two second pin holes 14 along the height direction thereof, wherein the second pin holes are used for being rotationally connected with the traveling wheel frame 2.

As shown in fig. 6-13, which are schematic diagrams of the walking wheel assembly 1 and the walking wheel frame 2 at different installation positions, preferably, the walking wheel assembly 1 is connected with the walking wheel frame 2 through a walking wheel pin 8, all the first pin holes 21 have the same size, and all the second pin holes 14 have the same size, so that any first pin hole 21 and any second pin hole 14 can be matched, assembled and connected; in addition, as shown in fig. 10-13, the traveling wheel assembly 1 can be installed after rotating 180 degrees in the installation process, so that more combination modes are realized; the walking wheel assembly 1 is arranged at different positions of the walking wheel carrier 2, so that the mounting height of the walking wheel assembly 1 can be changed to adapt to the propulsion of pipelines 02 with different sizes.

On the basis of the above embodiment, in order to observe the rotation angle of the traveling wheel carrier 2 relative to the traveling beam 5 in real time and avoid the damage caused by the deviation of the traveling wheel or the torsion of the pipe clamp 01, the device may further include at least one scale display member 9 for displaying the rotation angle of the traveling wheel carrier 2 relative to the traveling beam 5, and the scale display member 9 corresponds to the traveling wheel carrier 2 one by one.

As shown in fig. 3, the scale display member 9 is provided on the upper end surface of the traveling wheel frame 2.

In addition to the above-described embodiment, in order to enable the rotation of the traveling wheel frame 2 with respect to the traveling beam 5, the traveling wheel frame link 7 may include a second pin 71 fixedly provided and a second bearing 72 rotatably provided with respect to the second pin 71 so as to rotate the traveling wheel frame link 7 with respect to the traveling beam 5.

As shown in fig. 15, since the pipeline 02 is not linear in the length direction, and has a certain radian as a whole, the second bearing 72 in the traveling wheel frame connector 7 can rotate relative to the second pin shaft 71, so as to adjust the deflection generated by the traveling wheel assembly 1 during traveling, one end of the second pin shaft 71 is fixed in a clamping plate bolt manner so as to limit the rotation and axial movement of the second pin shaft 71, and the upper pad plate 73 is in contact with the support plate of the traveling beam 5 to play a supporting role.

On the basis of the above-mentioned embodiment, in order to avoid walking wheel assembly 1 to cause the fish tail to pipeline 02, can make walking wheel assembly 1 include steel structural framework 13 and rotate and set up in two at least rubber coating wheels 11 of steel structural framework 13, and the axis of rotation non-parallel arrangement of two at least rubber coating wheels 11 so that rubber coating wheel 11 and pipeline 02 laminating, and rubber coating wheel 11 rotates around third round pin axle 12.

Preferably, the second pin hole 14 may be provided to the steel structural frame 13.

On the basis of the above embodiment, a locking device 6 for locking the traveling wheel carrier 2 with respect to the traveling beam 5 may be further included, and one end of the locking device 6 is connected to the traveling beam 5 and the other end is connected to the traveling wheel carrier 2.

The locking device 6 can be a locking screw or other structures meeting the requirements, and only needs to be capable of fixing the walking wheel frame at a proper position and enabling the walking wheel frame to rotate relative to the walking wheel frame when being loosened.

The present application further provides a tube pushing machine including the traveling mechanism disclosed in the above embodiments, where the tube pushing machine includes the tube holder 01, the power mechanism, and any one of the above mentioned traveling mechanisms, and the structure of other parts of the tube pushing machine refers to the prior art, and is not described herein again.

The components and construction of the pipe pusher are shown in figure 18, a pipe clamp 01 is an important part of the pipe pusher, when the pipe pusher is dragged to work, the pipe clamp 01 clamps a pipeline 02 to be pushed forward, and a travelling mechanism travels on the pipeline 02; when the pipe clamp 01 retracts, the internal structure of the pipe clamp 01 acts to loosen the pipeline 02, the pipe clamp 01 is not contacted with the pipeline 02, the running mechanism drags the pipe clamp 01 to run on the pipeline 02, and at the moment, the rubber wheels of the running mechanism are closer to the pipeline 02 to bear force; the pushing and retracting are powered by other parts such as a pipe pushing machine oil cylinder and the like, and the continuous pushing of the pipeline 02 can be realized by the cyclic reciprocating; the pipe pushing machine only has one working mode in the pushing work, and can realize reverse pullback, and the pipe clamping device 01 can clamp the pipeline 02 in the pullback process.

The pipe pusher that this application file provided is at the in-process of work, and work efficiency is high, and reliable operation, stability can be applicable to long-distance incessant pipeline 02 construction operating mode.

It should be noted that, in the present document, the first connecting member 3 and the second connecting member 4, the first pin 31, the second pin 71 and the third pin 12, the first bearing 33 and the second bearing 72, and the first pin hole 21 and the second pin hole 14, which are mentioned above, are only used for distinguishing the difference of the positions, and are not sequentially distinguished.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.

The above is to the travelling mechanism provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A travel mechanism, comprising: the pipeline clamping device comprises a walking beam (5), a walking wheel assembly (1) which is attached to the outer surface of a pipeline (02), a walking wheel connecting piece which is used for connecting the walking wheel assembly (1) with the walking beam (5), and an adjusting mechanism which is used for connecting the walking beam (5) with a pipe clamp (01) so as to adjust the coaxiality of the pipe clamp (01) and the pipeline (02);

the walking wheel connecting piece is rotationally arranged on the walking beam (5), and the walking wheel component (1) is rotationally arranged on the walking wheel connecting piece.

2. The running gear according to claim 1, characterized in that the adjusting mechanism comprises at least two first connecting pieces (3) symmetrically arranged at both ends of the running beam (5) in the length direction and at least two second connecting pieces (4) symmetrically arranged at both ends of the running beam (5) in the width direction;

and one ends of the first connecting piece (3) and the second connecting piece (4) are connected with the walking beam (5), and the other ends of the first connecting piece and the second connecting piece are connected with the pipe clamp (01).

3. The traveling mechanism according to claim 2, wherein the first connecting member (3) comprises a first pin (31) having one end connected to the pipe holder (01), a first bearing (33) rotatably disposed with respect to the first pin (31), and a nut (32) fitted around an outer circumferential portion of the first pin (31) and threadedly connected to the first pin (31).

4. The running gear according to claim 1, characterized in that the running wheel connection comprises a running wheel carrier (2) for rotatably mounting the running wheel assembly (1) and a running wheel carrier connection (7) for connecting the running wheel carrier (2) with the running beam (5); the walking wheel carrier (2) connecting frame is rotatably arranged on the walking beam (5).

5. The running gear according to claim 4, characterized in that the running wheel carrier (2) is provided with at least two first pin holes (21) in the height direction for rotatably mounting the running wheel assembly (1); and/or the walking wheel assembly (1) is provided with at least two second pin holes (14) which are used for being rotationally connected with the walking wheel carrier (2) along the height direction of the walking wheel assembly.

6. The walking mechanism according to claim 4, further comprising at least one scale display (9) for displaying the rotation angle of the walking wheel carrier (2) relative to the walking beam (5), wherein the scale display (9) corresponds to the walking wheel carriers (2) one by one.

7. Running gear according to claim 6, characterized in that the scale display (9) is arranged on the upper end face of the running beam (5).

8. Running gear according to claim 6, characterized in that the running wheel carrier connection (7) comprises a second pin (71) arranged fixedly and a second bearing (72) arranged rotatably in relation to the second pin (71) for rotating the running wheel carrier connection (7) in relation to the running beam (5).

9. Travelling mechanism according to any one of claims 4-8, characterised by further comprising locking means (6) for locking the travelling wheel carrier (2) in relation to the travelling beam (5), the locking means (6) being connected at one end to the travelling beam (5) and at the other end to the travelling wheel carrier (2).

10. The running gear according to any one of claims 1 to 8, characterized in that the running wheel assembly (1) comprises a steel structural frame (13) and at least two rubber coating wheels (11) rotatably arranged on the steel structural frame (13), and the rotation axes of the at least two rubber coating wheels (11) are arranged in a non-parallel way to enable the rubber coating wheels (11) to be attached to the pipeline (02).

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