CN209881363U - Heading machine cable towing device - Google Patents
Heading machine cable towing device Download PDFInfo
- Publication number
- CN209881363U CN209881363U CN201920575945.4U CN201920575945U CN209881363U CN 209881363 U CN209881363 U CN 209881363U CN 201920575945 U CN201920575945 U CN 201920575945U CN 209881363 U CN209881363 U CN 209881363U
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- CN
- China
- Prior art keywords
- cable
- wire rope
- support frame
- heading machine
- steel wire
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a heading machine tow-cable device, it includes two support frames, and two support frames are vertical the both ends top surface of installing around belt feeder tail carrier respectively, are equipped with wire rope between two support frame tops, wire rope one end and a support frame top fixed connection, and the wire rope other end passes through adjusting device and another support frame top fixed connection, slides on wire rope and is equipped with a plurality of pulleys, and the pulley bottom mounting is equipped with the cable staple bolt, is fixed with cable anti-falling device between two adjacent pulleys, the utility model has the advantages of: the inertia of the cable swing is increased, so that the stretching length of the steel wire rope is too large, the adjusting device can compensate the length of the steel wire rope to a certain extent, and after the steel wire rope is stabilized, the problems of deformation and shaking caused by the swing are further reduced; the cable anti-falling device can prevent the drooping end of the cable from touching the belt conveyor below after the cable retracts, and therefore potential safety hazards are reduced.
Description
The technical field is as follows:
the utility model relates to a heading machine towrope field, concretely relates to heading machine towrope device.
Background art:
at present, in the process of mining underground a coal mine, a tunnel is required to be excavated through an excavator, random cables of the excavator need to be moved continuously in the excavating process, the management difficulty of the random cables is large, large coal blocks often fall off from a belt to smash the cables, the insulation value of the cables is reduced due to moisture and water, the cables are easy to damage due to the phenomena of electric leakage and the like caused by floor-dragging friction, bending and extrusion, the overhauling time is prolonged, the excavating speed of the excavator is reduced, the mining efficiency is influenced, and meanwhile, potential hazards are brought to safety production. Aiming at the situations, part of the tunneling team groups are manufactured according to the actual situation of the roadway and various random cable dragging devices of the tunneling machine are used, but the following problems exist in the use process of most devices: 1. the cable can swing left and right when being dragged, the swinging inertia drives the sliding rail for hanging the cable to swing, so that the supporting frame fixed with the sliding rail is easy to deform and damage, the cable further falls onto the belt conveyor, the normal work of related equipment is influenced, and safety accidents are caused; 2. when the cable contracts, the pulleys for hanging the cable on the sliding rail slide to be close to each other, the cable between the two pulleys is drooping to form a drooping end, and the drooping end is too long to touch with the belt conveyor below, so that related equipment is damaged, and potential safety hazards are caused.
The utility model has the following contents:
an object of the utility model is to provide a safe, effective entry driving machine tow-cable device.
The utility model discloses by following technical scheme implement:
the utility model provides a heading machine tow-cable device, its includes two support frames, two the support frame is vertical the both ends top surface around belt conveyer tail carrier respectively, two be equipped with wire rope between the support frame top, wire rope one end and one support frame top fixed connection, the wire rope other end passes through adjusting device and another support frame top fixed connection slide on the wire rope and be equipped with a plurality of pulleys, the pulley bottom mounting is equipped with the cable staple bolt, adjacent two be fixed with cable anti-falling device between the pulley.
Preferably, the adjusting device is a force measuring oil cylinder or an adjusting spring.
Preferably, the cable anti-falling device is a contraction spring, two ends of the contraction spring are respectively fixedly connected with the two pulleys, and a cable anti-falling hoop is arranged on the contraction spring.
The utility model has the advantages that: 1. the cable is hung on the steel wire rope, the flexible steel wire rope can reduce the inertia of the cable in left and right swinging, the possibility of deformation and damage of the support frame is reduced, potential safety hazards caused by deformation and damage of the support frame are further eliminated, the working efficiency of the heading machine is improved, and the subsequent mining efficiency is further improved; when the inertia of the cable swing is increased to cause the stretching length of the steel wire rope to be overlarge, the adjusting device can compensate the length of the steel wire rope to a certain extent, and further the problems of deformation and shaking caused by the swing are relieved; 2. the cable anti-falling device can prevent the drooping end of the cable from touching the belt conveyor below after the cable retracts, so that the potential safety hazard is reduced; 3. when the cable retracts, the retraction spring retracts to enable the pulleys to approach each other, and the cable retraction is facilitated.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an adjustment device in the form of a load cell cylinder;
FIG. 3 is a schematic view of an adjustment device in the form of an adjustment spring;
FIG. 4 is a schematic view of the cable fall arrest device in use.
In the figure: the belt conveyor tail load carrier comprises a belt conveyor tail load carrier 1, a support frame 2, a steel wire rope 3, an adjusting device 4, a pulley 5, a cable hoop 6, a force measuring oil cylinder 7, an adjusting spring 8, a cable anti-falling device 9, a cable anti-falling hoop 10, a contraction spring 11 and a cable 12.
The specific implementation mode is as follows:
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a heading machine towing device comprises two support frames 2, wherein the two support frames 2 are respectively vertically arranged on the top surfaces of the front end and the rear end of a belt conveyor tail carrier 1, a steel wire rope 3 is arranged between the top ends of the two support frames 2, the flexible steel wire rope 3 can reduce the inertia of the cable 12 in left-right swinging, the possibility of deformation and damage of the support frames 2 is reduced, and potential safety hazards caused by deformation and damage of the support frames 2 are further avoided; one end of a steel wire rope 3 is fixedly connected with the top end of one support frame 2, the other end of the steel wire rope 3 is fixedly connected with the top end of the other support frame 2 through an adjusting device 4, the adjusting device 4 is a force measuring oil cylinder 7 or an adjusting spring 8, if the swinging inertia of a cable 12 is increased, and the stretching length of the steel wire rope 3 is overlarge, the stretching rod of the force measuring oil cylinder 7 extends out, or the adjusting spring 8 extends to perform certain compensation on the length of the steel wire rope 3, so that the problems of deformation and shaking caused by swinging are further relieved, and after the steel wire rope is stabilized, the stretching rod of the force measuring oil cylinder 7 or the adjusting; a plurality of pulleys 5 are arranged on the steel wire rope 3 in a sliding manner, a cable hoop 6 is fixedly arranged at the bottom end of each pulley 5, and a cable 12 is fixedly hung on the upper steel wire rope 3 through the cable hoop 6; a cable anti-falling device 9 is fixed between two adjacent pulleys 5, the cable anti-falling device 9 is a contraction spring 11, two ends of the contraction spring 11 are respectively and fixedly connected with the two pulleys 5, a cable anti-falling hoop 10 is arranged on the contraction spring 11, when the cable 12 retracts, the cable 12 between the two pulleys 5 sags to form a sagging end, when the cable 12 is too long, the sagging end is too low, in order to prevent the sagging end from touching a belt conveyor below, and reduce the occurrence of potential safety hazards, the cable anti-falling hoop 10 is utilized to fix the sagging end of the cable 12, and the sagging end of the cable 12 is lifted up through the contraction spring 11, so that the sagging end is prevented from touching the belt conveyor; when the cable 12 is dragged along with the second movement of the heading machine to extend, the cable 12 drags the pulley 5 to slide on the steel wire rope 3, and the contraction spring 11 extends along with the pulley 5, so that the normal dragging of the cable 12 is not influenced; when the heading machine is retracted, the retraction spring 11 retracts to bring the pulleys 5 closer together and also serves to assist in retraction of the cable 12.
As shown in fig. 4, when the hanging end of the cable 12 is not low, the hanging end of the cable 12 can be fixed without the cable anti-falling hoop 10, and the contraction spring 11 only plays a role in helping the cable 12 to retract.
The working principle is as follows: when the utility model is used, when the heading machine moves forwards, the second-transportation dragging cable 12 of the heading machine moves, the cable 12 drags the pulley 5 to slide on the steel wire rope 3, after the heading machine tunnels forwards for several meters, the cable 12 stretches straight, the contraction spring 11 stretches along with the pulley 5, and the normal dragging of the cable 12 is not influenced; when the tunneling machine retracts, when the belt conveyor and the belt conveyor tail loading frame 1 need to be pulled to a front working face, the contraction springs 11 contract to enable the pulleys 5 to approach each other, the effect of helping the cable 12 to retract is also achieved, the pulleys 5 approach each other and slide, the cable 12 retracts, the cable 12 between the two pulleys 5 sags to form a sagging end, and preparation is made for next mining; when the cable 12 is too long, the droop end is too low, in order to prevent the droop end from touching the belt conveyor below, the occurrence of potential safety hazards is reduced, the cable anti-falling hoop 10 is utilized to fix the droop end of the cable 12, the droop end of the cable 12 is lifted through the contraction spring 11, and the droop end is prevented from touching the belt conveyor.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a heading machine tow-cable device, its characterized in that, it includes two support frames, two the support frame is vertical both ends top surface, two around belt conveyer tail carrier respectively be equipped with wire rope between the support frame top, wire rope one end and one support frame top fixed connection, the wire rope other end passes through adjusting device and another support frame top fixed connection slide on the wire rope and be equipped with a plurality of pulleys, the pulley bottom mounting is equipped with the cable staple bolt, adjacent two be fixed with cable anti-falling device between the pulley.
2. The heading machine streamer device of claim 1, wherein: the adjusting device is a force measuring oil cylinder or an adjusting spring.
3. A heading machine streamer apparatus as claimed in any one of claims 1 or 2, wherein: the cable anti-falling device is a contraction spring, two ends of the contraction spring are fixedly connected with the two pulleys respectively, and a cable anti-falling hoop is arranged on the contraction spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575945.4U CN209881363U (en) | 2019-04-24 | 2019-04-24 | Heading machine cable towing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575945.4U CN209881363U (en) | 2019-04-24 | 2019-04-24 | Heading machine cable towing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209881363U true CN209881363U (en) | 2019-12-31 |
Family
ID=68962098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920575945.4U Active CN209881363U (en) | 2019-04-24 | 2019-04-24 | Heading machine cable towing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209881363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921150A (en) * | 2020-08-03 | 2020-11-13 | 北京力升高科科技有限公司 | Auxiliary traction device and fire-fighting robot system |
-
2019
- 2019-04-24 CN CN201920575945.4U patent/CN209881363U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921150A (en) * | 2020-08-03 | 2020-11-13 | 北京力升高科科技有限公司 | Auxiliary traction device and fire-fighting robot system |
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