CN113300313B - Guide rail assembly - Google Patents

Abstract

The invention discloses a guide rail assembly. The guide rail assembly includes a plurality of cable dragging rail guider who arranges the setting in proper order, and cable dragging rail guider includes: a cable trough; the guide piece is arranged in the cable groove and is provided with a first end and a second end, and the second end of the guide piece is provided with a guide port; and the transverse guide rod is provided with a first end and a second end, the first end of the transverse guide rod is fixedly arranged on the first end of the guide piece, the second end of the transverse guide rod extends out of the notch of the cable groove, the second end of the transverse guide rod is adjustably arranged in the guide opening, and the transverse guide rod of one of the two adjacent cable dragging track guide devices is arranged in the guide opening of the other cable dragging track guide device. The guide rail assembly provided by the invention avoids the problem of blockage when the cable dragging rail guide device drags a cable to move in the cable groove, and increases the operation continuity.

Description

guide rail assembly

This application is a divisional application with the filing date of "October 29, 2019", the application number of "201911040567.0", and the name of "cable dragging track guide device, guide track assembly and guide method".

technical field

The invention relates to the technical field of cable dragging track guides, in particular to a guide track assembly.

Background technique

Shearer is one of the three supporting machines in fully mechanized coal mining face. The shearer will reciprocate during the coal mining process, and the shearer cable will move with the reciprocating motion of the shearer, and the cable will bend multiple times, that is, the cable will be superimposed multiple times in the vertical direction, and the cable will be bent multiple times. Superposition limits the further reduction of the height of the bracket, and multiple superpositions will cause cable extrusion, excessive bending and twisting, excessive wear, stretching, leakage, drop, and overturning.

In the prior art, during the working process of the shearer, personnel are generally required to follow and monitor, or the cables are arranged in the cable trough to protect the cables. Personnel following wastes manpower and high maintenance costs; and the underground environment is complex, which is easy to cause injury to following personnel. Generally, the cable trough is equipped with a cable dragging track guide device such as an automatic cable towing trolley to drag the cable. The cable trough is located outside the conveyor. The resulting bending and the height fluctuation of the working surface will lead to discontinuous conditions such as gaps, bending, and inability to align the joints of the cable trough. The cable dragging track guide device drags the cable in the cable trough Jamming problems are prone to occur during movement, resulting in poor continuity of the cable drag rail guide during movement, and when a jamming problem occurs, manual maintenance is required, which also has the problem of high maintenance costs.

Therefore, it is necessary to solve the above technical problems.

Contents of the invention

The invention provides a guide track assembly to solve the problems in the prior art, avoid the problem of jamming when the cable dragging track guide device slides in the cable groove, and increase the slippage of the cable dragging track guide device. Continuity and reduced maintenance costs for cable drag rail guides.

The guide rail assembly provided by the present invention includes a plurality of cable drag rail guide devices, and the plurality of cable drag rail guide devices are arranged in sequence, and the cable drag rail guide devices include: a cable groove; a guide piece, the a guide piece is arranged in the cable groove, the guide piece has a first end and a second end opposite in its length direction, the second end of the guide piece is provided with a guide opening; and a transverse guide rod, The transverse guide rod has a first end and a second end opposite in its length direction, the first end of the transverse guide rod is fixedly arranged on the first end of the guide member, and the transverse guide rod The second end of the guide rod extends from the notch of the cable trough, wherein the second end of the transverse guide rod is adjustable in the guide opening, wherein two adjacent cables are dragged The transverse guide rod of one of the track guides is arranged in the guide opening of the other of the two adjacent cable dragging track guides, so that a plurality of the cable dragging track guides sequentially butt.

Optionally, the transverse guide rod of one of the two adjacent cable dragging track guides can be adjusted to be arranged on the other of the two adjacent cable dragging track guides. Orally.

Optionally, both the thickness and the width of the second end of the transverse guide rod gradually decrease along the direction away from the first end thereof, and the guide opening is a bar-shaped opening.

Optionally, the cable trough has a first notch and a second notch opposite in its length direction, and the first end of the guide is aligned with the first notch of the cable trough , the second end of the guide is aligned with the second notch of the cable groove.

Optionally, a guide cavity extending in the same direction as the cable groove is opened on the guide member, and both ends of the guide cavity are opened.

Optionally, the guide member includes a track base plate and a guide track that are engaged with each other, and the track base plate and the guide track that are engaged together define the guide cavity.

Optionally, the cable dragging track guide device further includes a driven track, the driven track is arranged on the track bottom plate and extends in the same direction as the guide track, and the driven track and the track bottom plate A driven slot is defined.

Optionally, the driven track is detachably mounted on the track base plate.

Optionally, the track bottom plate can be attached to the groove bottom of the cable groove in a floating manner.

In the guide track assembly provided by the present invention, the drive chain of the cable drag track guide device is placed in the guide cavity, and the guide cavity plays a role of protection and guidance for the drive chain; the guide part is defined in the cable groove by the vertical guide rod and the elastic part Inside, the elastic member is in a compressed state and exerts a pulling force on the guide member pointing to the bottom of the cable trough, so that the guide member fits on the bottom of the cable trough, and the elastic member can be stretched or further compressed to make the vertical The guide rod moves in the axial direction in the adjustment hole to ensure that the track bottom plate has a certain displacement in the predetermined range along the up and down, left and right directions, and provides necessary conditions for the position adjustment of the subsequent guides at the docking point; in the two guides When the cavities are docked, the second end of one transverse guide rod can be inserted into the guide port of the other transverse guide rod, so that the guide can be adjusted up and down, left and right at the joint, ensuring that the two guide cavities that are connected are in their respective positions. The opening of the opening is aligned to improve the adaptability of the guide and avoid the jamming problem of the cable dragging track guide at the docking point. The cable dragging track guide can pass smoothly at the docking point, and the cable dragging track guide is added. Continuity of movement of the device reduces maintenance costs of the cable drag rail guide.

Description of drawings

Fig. 1 is a transverse cross-sectional view of a cable dragging track guide provided by an alternative embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a cable dragging track guide provided by an alternative embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a guide track provided by an alternative embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a track base plate provided by an alternative embodiment of the present invention.

Fig. 5 is a side view of two docking cable dragging track guides provided by an alternative embodiment of the present invention.

FIG. 6 is a partially enlarged view of A in FIG. 5 .

FIG. 7 is a top view of FIG. 5 .

Fig. 8 is a schematic structural diagram of a guiding method provided by an alternative embodiment of the present invention.

Detailed ways

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

As shown in FIGS. 1 to 5 , the present invention provides a guide device for a cable dragging track, which includes a cable trough 1 , a guide 2 , a vertical guide rod 3 , an elastic member 4 , and a transverse guide rod 5 .

Please refer to Fig. 1 to Fig. 2 at the same time, the bottom of the cable trough 1 is provided with an adjustment hole, the guide 2 is arranged in the cable trough 1, and the guide 2 is provided with a The guide cavity 21 extending in the same direction, both ends of the guide cavity 21 are open, so that the cable dragging track guide device can pass smoothly. The guide cavity 21 is used to place the drive chain of the cable dragging track guide, and the drive chain drives the cable drag track guide to move along the cable groove. The first end of the vertical guide rod 3 is connected to the guide member 2, and the second end of the vertical guide rod 3 slidably extends out of the cable groove 1 from the adjustment hole; the elastic member 4 is located outside the cable groove 1, the first end of the elastic member 4 along the elastic direction abuts against the groove bottom of the cable groove 1, and the second end of the elastic member 4 along the elastic direction is defined in the vertical direction On the rod 3, when the guide track 23 abuts against the bottom of the cable groove 1, the length of the elastic member 4 along the elastic direction is less than the length in the free state; the first end of the transverse guide rod 5 is fixed Set on the first end of the guide 2, the second end of the transverse guide rod 5 extends from the notch of the cable groove 1, the thickness and width of the second end of the transverse guide rod 5 are along the distance from The direction of the notch of the cable groove 1 gradually decreases; the second end of the guide member 2 is provided with a guide opening for accommodating the second end of the transverse guide rod 5, and the second end of the transverse guide rod 5 is at the The inside of the guide port can be adjusted.

In the cable dragging track guide provided by the present invention, the drive chain of the cable dragging track guide is placed in the guide cavity 21, and the guide cavity 21 plays a role of protection and guidance for the drive chain; the guide 2 passes through the vertical guide rod 3 and The elastic member 4 is defined in the cable groove 1, the elastic member 4 is in a compressed state and applies a pulling force to the guide member 2 directed to the groove bottom of the cable groove 1, so that the guide member 2 fits on the groove bottom of the cable groove 1, and The elastic member 4 can be stretched or further compressed, so that the vertical guide rod 3 can move axially in the adjustment hole, so as to ensure that the track base plate 22 has a certain displacement in the predetermined range along the up, down, left and right directions. The position adjustment of the member 2 at the joint provides the necessary conditions. When the two guide cavities 21 are docked, the second end of one transverse guide rod 5 can be inserted into the guide port of the other transverse guide rod 5, so that the guide member 2 Up and down, left and right adjustments can be made at the docking point to ensure that the two docking guide cavities 21 are aligned at their respective openings to improve the adaptability of the guide 2 and avoid jamming of the cable dragging track guide at the docking point The problem that the cable dragging track guide can pass smoothly at the docking point increases the continuity of the movement of the cable dragging track guide and reduces the maintenance cost of the cable dragging track guide. Optionally, the opposite ends of the guide member 2 are aligned with the two opposite notches of the cable groove 1 in one-to-one correspondence. In this embodiment, the second end of the transverse guide rod 5 can be directly penetrated into the guide member 2 to avoid positional interference with the cable duct 1 and increase the flexibility of the transverse guide rod 5 .

Optionally, the thickness and width of the second end of the transverse guide rod 5 gradually decrease along the direction away from the notch of the cable groove 1, as shown in Figure 2, this embodiment can make the second end of the transverse guide rod 5 The shape of the two ends is similar to a wedge-shaped structure, and there is a certain wedge angle in the thickness and width directions. The deflection is carried out in the shaped guide opening to adapt to the deflection of the adjacent cable grooves at the joint, and through the connection of the wedge structure, it is ensured that the adjacent tracks are always continuous at the joint and avoid stubble.

Preferably, the guide member 2 includes a track bottom plate 22 and a guide track 23 that are locked together, and the track bottom plate 22 and the guide track 23 define the guide cavity 21 after being locked. The guide track 23 can be a structure with a U-shaped groove in cross section. The guide track 23 is buckled on the track base plate 22 with the notch facing the track base plate 22 to form a guide cavity 21. The two side plates on the guide track 23 can drive The chain plays the role of left and right limit.

Optionally, the track bottom plate 22 is attached to the bottom of the cable groove 1, the guide track 22 includes a top plate 25, and a limit block 24 is arranged on the top plate 25, and the limit block 24 is connected to the There is a gap between the top plates 25, and the track bottom plate 22 is provided with a clip, and the clip extends into the gap, so that the track bottom plate 22 plays a position-limiting effect on the guide rail 23 in the vertical direction. The track bottom plate 22 is engaged with the guide track 23 to facilitate the laying of the drive chain. Wherein the clamping strip may be an L-shaped structure, the vertical structure of the L-shaped structure can extend the horizontal structure into the gap, and the horizontal structure can directly penetrate into the gap.

Preferably, the cable dragging track guiding device further includes a driven track 6, which is detachably installed on the track bottom plate 22 and extends in the same direction as the guide track 23, the driven track 6 The moving track 6 and the track bottom plate 22 define a driven slot 61 . The drive chain is an endless chain, and the driven track 6 and the guide track 23 can form an annular track that is compatible with the drive chain, so as to ensure that the drive chain can move circularly in the cable dragging track guide.

Optionally, the driven track 6 is bolted to the cable channel 1 . The bolted connection of the driven track 6 has the characteristics of being easy to disassemble, and it is convenient for the driven track 6 to be taken out and put back from the cable groove 1, so as to facilitate the laying of the driving chain.

Optionally, the cable dragging track guiding device further includes a nut 7, the second end of the vertical guide rod 3 is provided with an external thread, the nut 7 is screwed on the external thread, and the elastic member 4 The second end of the nut abuts against the side of the nut 7 facing the cable groove 1 . The elastic member 4 can be sleeved on the vertical guide rod 3 first, and then the nut 7 is screwed on the vertical guide rod 3 to realize the limiting effect on the second end of the elastic member 4 . And the nut 7 can be disassembled, which is convenient for taking off or putting back the elastic member 4 .

Preferably, the elastic member 4 includes a return spring, and the return spring is sheathed on the vertical guide rod 3 . Through the stretching action of the return spring, the track bottom plate 22 can be closely attached to the groove bottom of the cable groove 1 .

Based on the same inventive concept, the present invention also provides a guide track assembly, including at least two cable dragging track guide devices described in any one of the above, at least two of which are arranged in sequence; In any two adjacent cable dragging track guides, the two cable troughs 1 are in contact, the two guides 2 are in contact, and the transverse guide on the first guide 2 is The second end of the rod 5 extends into the guide opening.

As shown in Figure 8, based on the same inventive concept, the present application also provides a guiding method, which guides the cables through the above-mentioned guide track assembly, including the following steps: S1: setting a plurality of cable dragging track guides , and arrange at least two cable dragging track guides in sequence; S2: in any two adjacent cable dragging track guides, the two cable grooves 1 are connected, and the two guides The parts 2 are butted together, and the second end of the transverse guide rod 5 on the first guide part 2 extends into the guide port 27; S3: passing the drive chain sequentially through a plurality of cable dragging track guides The guide cavity 21 of the device.

In the cable dragging track guide device, guide track assembly and guiding method provided by the present invention, in the cable dragging track guide device, there is a horizontal guide rod 5 between the guide member 2 and the guide member 2, and there is a guide rod 5 between the vertical direction and the cable groove 1. Vertical guide rod 3. One end of the transverse guide rod 5 is rectangular, and the other end is wedge-shaped with a certain wedge angle, which can allow the up and down, left and right bending changes and gap changes between the rails; the vertical guide rod 3 and the cable groove 1 are all floating structures up and down, There is a certain amount of floating. Under the guidance of the horizontal guide rod 5, the track is floated, and the adjacent tracks are positioned with each other to ensure that the track can adapt to the undulations of the working surface and the normal bending of the push and pull frame while avoiding the occurrence of stubble, ensuring that the track spatial continuity.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial", The orientation or positional relationship indicated by "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or element Must be in a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrated; can be mechanically connected, can also be electrically connected or can communicate with each other; can be directly connected, can also be indirectly connected through an intermediary, can be the internal communication of two components or the interaction relationship between two components, unless expressly defined otherwise. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first and second feature may be in direct contact with the second feature through an intermediary. touch. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

As used herein, the terms "one embodiment," "some embodiments," "example," "specific examples," or "some examples" mean specific features, structures, materials, or features described in connection with the embodiment or example. A feature is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, those skilled in the art can make the above-mentioned The embodiments are subject to changes, modifications, substitutions and variations.

Claims (8)

1. The utility model provides a guide rail assembly which characterized in that, includes that a plurality of cables pull track guider, and is a plurality of cable pulls track guider arranges the setting in proper order, cable pulls track guider includes:

a cable trough;

the guide piece is arranged in the cable groove and provided with a first end and a second end which are opposite in the length direction, and a guide opening is formed in the second end of the guide piece; and

the transverse guide rod is provided with a first end and a second end which are opposite in the length direction, the first end of the transverse guide rod is fixedly arranged on the first end of the guide piece, the second end of the transverse guide rod extends out of a notch of the cable groove, the second end of the transverse guide rod is adjustably arranged in the guide opening, the transverse guide rod of one of the cable dragging track guide devices is arranged in the guide opening of the other of the cable dragging track guide devices, so that the cable dragging track guide devices are sequentially butted, and the track bottom plate of the guide piece can be attached to the bottom of the cable groove in a floating mode.

2. A guide rail assembly according to claim 1, wherein the transverse guide bar of one of two adjacent cable trailing rail guides is adjustably positioned within the guide aperture of the other of two adjacent cable trailing rail guides.

3. The guide rail assembly of claim 2, wherein the second end of the transverse guide bar has a thickness and a width that both decrease in a direction away from the first end thereof, and the guide opening is a slot-shaped opening.

4. The guide rail assembly of claim 1, wherein the cable trough has first and second opposing notches along its length, the first end of the guide being aligned with the first notch of the cable trough, the second end of the guide being aligned with the second notch of the cable trough.

5. The guide rail assembly according to claim 1, wherein the guide member is provided with a guide cavity extending in the same direction as the cable groove, and both ends of the guide cavity are open.

6. The guide rail assembly of claim 5, wherein the guide member comprises a rail base plate and a guide rail that are clamped together, and the clamped rail base plate and the guide rail define the guide cavity.

7. The guide track assembly of claim 6, wherein the cable towing track guide further comprises a follower track disposed on the track base and extending co-directionally with the guide track, the follower track defining a follower channel with the track base.

8. The guide track assembly of claim 7, wherein the follower track is removably mounted to the track base.

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