CN217692595U

CN217692595U - Cable dragging device of fully-mechanized coal winning machine

Info

Publication number: CN217692595U
Application number: CN202221309244.4U
Authority: CN
Inventors: 丁亮亮; 赵国安; 李�杰; 赵瑞平; 李荣洁
Original assignee: Shaanxi Yongming Coal Mine Co ltd
Current assignee: Shaanxi Yongming Coal Mine Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-10-28
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to a combine quick-witted cable of digging and pull device, including cable servo-actuated mechanism, cable servo-actuated mechanism includes that front column, back column, cable wire rise tightly and tightly construct, cable wire fixed wheel, cable wire, front column upper portion right side rigid coupling cable deflector, cable deflector upper surface rigid coupling left side extension spring fixed plate, back column upper end rigid coupling right side extension spring fixed plate, it hangs mechanism, a plurality of cable to have connect on the cable wire between front column and the back column during the mechanism is hung to the cable, and left side cable is hung the mechanism and is passed through the extension spring with left side extension spring fixed plate and be connected, and right side cable is hung the mechanism and is passed through the extension spring with right side extension spring fixed plate and is connected, and adjacent cable is hung and is connected through the extension spring between the mechanism. The utility model discloses have and can avoid the cable to cause damage, safe and reliable, result of use stable, simple structure, with low costs beneficial effect because the atress in following motion process.

Description

Cable dragging device of fully-mechanized coal winning machine

Technical Field

The utility model relates to a combine and dig quick-witted technical field, especially involve and combine and dig quick-witted cable protection technical field, specifically indicate to combine and dig quick-witted cable and pull device.

Background

With the continuous deepening of the safety concept and the implementation of the development strategy of the green intelligent mine construction, the fully-mechanized excavating machine is widely applied to the excavating construction of various roadways in China. In a normal tunnel driving process, the comprehensive driving machine is often hung with the bridge type reversed loader behind and matched with the reinforcing machine tail to carry out transfer output of waste rocks, the comprehensive driving machine and the bridge type reversed loader need to move back and forth within a certain range during normal work, so that a power cable of the comprehensive driving machine needs to move along with the comprehensive driving machine and the bridge type reversed loader, and the cable is easily extruded and damaged by the comprehensive driving machine and the bridge type reversed loader when moving along with the cable.

In the prior art at present, most of cables move along with the fully-mechanized excavating machine and the bridge type reversed loader by arranging a cable follow-up mechanism on the premise that the cables do not fall to the ground. The principle of the mode is that when the comprehensive excavating machine and the bridge type reversed loader move, the front parts of the cables fixed on the comprehensive excavating machine and the bridge type reversed loader apply tension to the middle parts of the cables hung on the cable follow-up mechanism, so that the cables slide on the steel cables through cable hangers in the cable follow-up mechanism, and the following movement of the cables is realized. When the cable hanger is stuck or falls off the steel cable or other accidents happen, the tension instantaneously borne by the cable is sharply increased, so that the cable is easily damaged and broken, equipment faults are caused, and dangers are caused.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a safe and reliable, avoid the cable to pull the device at the machine cable of digging of combining of following motion in-process atress.

The utility model discloses a through following technical scheme realizes, provide a combine and dig quick-witted cable pulling device, including cable servo mechanism, cable servo mechanism includes front column, rear column, cable wire tight mechanism, cable wire tight pulley that rises to and one end is fixed in cable wire tight mechanism that rises and the other end is fixed in the cable wire on the cable wire tight pulley after rear column, front column in proper order, front column upper portion right side rigid coupling cable deflector, cable deflector upper surface rigid coupling left side extension spring fixed plate, rear column upper end rigid coupling right side extension spring fixed plate, it hangs the mechanism, a plurality of cable to connect on the cable wire between front column and the rear column in the mechanism is hung to the cable, and the left side cable is hung the mechanism and is connected through the extension spring with left side extension spring fixed plate, and the right side cable is hung the mechanism and is connected through the extension spring with right side extension spring fixed plate, and adjacent cable is hung and is connected through the extension spring between the mechanism.

In the scheme, the position of the rear upright post fixedly connected to the right side of the reinforcing machine in the cable follow-up mechanism is fixed, so when the comprehensive excavator and the bridge type reversed loader drive the front upright post in the cable follow-up mechanism to move forwards, the left tension spring fixing plate fixedly connected to the front upright post applies tension to the cable hanging mechanism at the leftmost side through the tension springs, the tension is sequentially transmitted to the adjacent cable hanging mechanisms through the tension springs connected between the adjacent cable hanging mechanisms from left to right until the tension is transmitted to the right tension spring fixing plate fixedly connected to the rear upright post, and in the process, all the cable hanging mechanisms sequentially start to follow the comprehensive excavator and the bridge type reversed loader from the initial positions to move forwards synchronously according to the sequence from left to right. Therefore, when the comprehensive excavator and the bridge type reversed loader drive the front upright post in the cable follow-up mechanism to move backwards, the cable hanging mechanism at the rightmost side moves to the initial position under the influence of the elasticity of the tension spring between the cable hanging mechanism and the right tension spring fixing plate, and the rest cable hanging mechanisms sequentially start to move to the initial position from right to left through the tension springs between the adjacent cable hanging mechanisms until all the cable hanging mechanisms completely move to the initial position. Therefore, the cables are prevented from being pulled in the forward and backward moving processes of the fully-mechanized excavating machine and the bridge type reversed loader.

Preferably, the cable hanging mechanism comprises a wheel carrier, pulleys and a fixing pin, wherein the two pulleys are vertically arranged inside the wheel carrier, the two pulleys are respectively connected to the wheel carrier through the fixing pin which corresponds to the two pulleys separately according to the sequence from top to bottom, the left side and the right side of the upper part of the wheel carrier are fixedly connected with tension spring fixing rings, the cable clamp is fixedly connected to the bottom of the wheel carrier, and the detachable lower cable clamp is installed at the bottom of the upper cable clamp. In this optimization scheme, the cable wire passes in the middle of two pulleys of the vertical setting of wheel carrier, the pulley of two vertical settings can be guaranteed the cable wire and can not deviate from the pulley, thereby make cable hang the mechanism can be stable smooth and easy slide on the cable wire, through the solid fixed ring of extension spring of the left and right both sides in wheel carrier upper portion, can make reliable the connection of extension spring on the wheel carrier, cable clamp under the detachable of cable clamp bottom installation through last, can be when the installation and debugging, the clamping position of convenient adjustment cable, and make firm the fixing of cable hang the mechanism on.

As an optimization, the middle part of the bottom end of the upper cable clamp and the middle part of the upper end of the lower cable clamp are respectively provided with a semicircular groove matched with a cable, and the front side and the rear side of the semicircular groove of the upper cable clamp and the front side and the rear side of the semicircular groove of the lower cable clamp are respectively provided with a fillet. In this optimization scheme, the cable passes through the semicircular groove of last cable clamp bottom middle part, lower cable clamp upper end middle part and cable adaptation, can be firm fix on the mechanism is hung to the cable, simultaneously, go up cable clamp both sides around the semicircular groove, both sides all are equipped with the fillet around the lower cable clamp semicircular groove, can guarantee when the cable bending droops, can not be pressed from both sides, lower cable clamp damage by last cable.

Preferably, the cable tensioning mechanism comprises a support frame, a rotating shaft, a roller and a stop pin, the support frame is fixedly connected to the upper surface of the strengthening machine and is located between the rear upright post and the cable frame of the comprehensive excavating machine, the rotating shaft is connected to the support frame in a shaft coupling mode, the roller is fixedly connected to the rotating shaft and is located inside the support frame, a cable fixing ring is arranged on the cylindrical surface of the roller, a handle is installed on one side of the rotating shaft, a through hole for the stop pin to pass through is formed in the cylindrical surface of the other side of the rotating shaft, a stop plate is fixedly connected to the outer vertical surface of the side, provided with the through hole, of the support frame, is provided with a through hole, is matched with the through hole of the stop plate, is matched with the through hole of the rotating shaft and the stop plate, and is inserted into the stop plate through hole in the rotating shaft. In this optimization scheme, the support frame rigid coupling is in strengthening the quick-witted upper surface, the pivot hub connection is on the support frame, the rigid coupling has cylinder and cylinder to be located inside the support frame in the pivot, the one end of cable wire is fixed on the solid fixed ring of cable wire, the handle is installed to pivot one side, through rotating the handle, can drive the rigid coupling rotatory at the epaxial cylinder of commentaries on classics, make the cable wire twine or scatter on the cylinder, thereby the elasticity degree of cable wire among the adjustment cable servo mechanism, after the cable wire adjustment finishes, insert the stop pin in the through-hole of locking plate through changeing epaxial through-hole, the position of fixed rotating shaft, thereby make the cable wire keep the elasticity degree after the adjustment.

Preferably, a plurality of through holes are uniformly distributed on the rotating shaft for the stop pin to pass through. In the optimized scheme, a plurality of through holes for the stop pin to pass through are uniformly distributed on the circumference of the rotating shaft, so that the rotating shaft can be fixed in position after a plurality of rotations, and the adjustment precision of the steel cable tensioning mechanism is higher.

The utility model has the advantages that: through cable hanging mechanism that left extension spring fixed plate, right extension spring fixed plate, extension spring and cable wire come sliding connection, can make the cable avoid bearing the pulling force at the in-process of following the machine of digging, bridge type elevating conveyor synchronous motion of combining to avoided when the accident takes place, because the sharp grow of pulling force that the cable bore causes cable damage, fracture, the equipment trouble that leads to, and the emergence of relevant danger.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic structural view of a cable hanging mechanism of the present invention;

fig. 4 is a schematic structural view of the steel cable tensioning mechanism of the present invention;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is a side view of FIG. 5;

shown in the figure:

1. the comprehensive mechanical arm comprises a front upright post, 2, a rear upright post, 3, a comprehensive excavator cable frame, 4, a steel cable, 5, a first pulley, 6, a second pulley, 7, a third pulley, 8, a cable hanging mechanism, 9, a tension spring, 10, a cable guide plate, 11, a left tension spring fixing plate, 12, a right tension spring fixing plate, 13, a steel cable fixing wheel, 14 and a steel cable tensioning mechanism;

801. the cable clamp comprises a wheel frame, 802, a pulley, 803, a fixing pin, 804, a tension spring fixing ring, 805, an upper cable clamp, 806 and a lower cable clamp;

1401. support rack 1402, rotation shaft 1403, roller 1404, stop pin 1405, cable fixing ring 1406, handle 1407 and stop plate.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1 to 6, the cable dragging device of the roadheader comprises a cable following mechanism, the cable following mechanism comprises a front upright post 1 fixedly connected to the left side of an electric roller at the tail of a bridge type reversed loader, a rear upright post 2 fixedly connected to the upper surface of the tail of a reinforcing machine and positioned at the left side of a cable frame 3 of the roadheader, a steel cable tensioning mechanism 14 fixedly connected to the upper surface of the tail of the reinforcing machine and positioned between the cable frame 3 of the roadheader and the rear upright post 2, a first pulley 5 fixedly connected to the upper end of the rear upright post 2, a second pulley 6 fixedly connected to the upper end of the front upright post, a third pulley 7 fixedly connected to the bottom end of the front upright post, a steel cable fixing wheel 13 fixedly connected to the left side of the upper surface of the reinforcing machine, and a steel cable 4 with one end fixed to the steel cable tensioning mechanism 14 and the other end sequentially passing through the first pulley 5, the second pulley 6 and the third pulley 7 from right to left, the right of the steel cable fixing wheel 13, the upper part of the front upright post 1 is fixedly connected to a cable guide plate 10, the middle part of the upper surface of a cable guide plate 10 is fixedly connected with a left tension spring fixing plate 11, the middle part of the cable guide plate 10 is provided with a cable buckle, the upper end of a rear upright post 2 is fixedly connected with a right tension spring fixing plate 12, the middle part of the rear upright post 2 is provided with the cable buckle, a plurality of cable hanging mechanisms 8 are slidably connected on a steel cable 4 between a front upright post 1 and the rear upright post 2, among the plurality of cable hanging mechanisms 8, the leftmost cable hanging mechanism is in hooked pull connection with the left tension spring fixing plate 11 through a tension spring 9, the rightmost cable hanging mechanism is in hooked pull connection with the right tension spring fixing plate 12 through the tension spring 9, adjacent cable hanging mechanisms are in hooked pull connection through the tension spring 9, the front part of the cable is fixed on cable buckles of the comprehensive excavator, the bridge type reversed loader and the cable guide plate 10, the middle parts of the cable are sequentially fixed on the plurality of cable hanging mechanisms 8 and the cable buckles of the rear upright post 2 from left to right according to the sequence, and the cables hung between the cable buckle of the cable guide plate 10 and the cable hanging mechanism at the leftmost side, between the adjacent cable hanging mechanisms and between the cable hanging mechanism at the rightmost side and the cable buckle at the middle part of the rear upright post 2 are all always in wave shapes and freely fall above the roadway ground.

The cable hanging mechanism comprises a wheel frame 801, pulleys 802 and fixing pins 803, wherein two pulleys 802 are vertically arranged in the wheel frame 801, the two pulleys 802 are respectively coupled to the wheel frame 801 through the fixing pins 803 which individually correspond to the pulleys in sequence from top to bottom, tension spring fixing rings 804 are fixedly connected to the left side and the right side of the upper portion of the wheel frame 801, tension springs can be hooked and connected to the wheel frame, an upper cable clamp 805 is fixedly connected to the bottom of the wheel frame, a detachable lower cable clamp 806 is mounted at the bottom of the upper cable clamp 805, semicircular grooves matched with cables are formed in the middle of the bottom end of the upper cable clamp 805 and the lower cable clamp 806, and fillets are formed in the front side and the rear side of the semicircular groove of the upper cable clamp 805 and the front side and the rear side of the semicircular groove of the lower cable clamp 806.

The steel rope tensioning mechanism 14 comprises a support frame 1401, a rotating shaft 1402, a roller 1403 and a stop pin 1404, wherein the support frame is fixedly connected to the upper surface of the reinforcing machine and is located between the rear upright post 2 and the comprehensive excavator cable frame 3, the support frame is axially connected with the rotating shaft 1402, two ends of the rotating shaft 1402 are located on the outer side of the corresponding side of the support frame 1401, a handle 1406 is installed on one side of the rotating shaft 1402, a through hole for the stop pin 1404 to penetrate through is formed in a cylindrical surface of the other side of the rotating shaft 1402, which is located on the outer side of the support frame 1401, a horizontally-arranged stop plate 1407 is fixedly connected to the outer face of the side, provided with the through hole, of the support frame 1401, a through hole is formed in the stop plate 1407, the through hole in the stop plate 1407 is matched with the through hole in the rotating shaft 1402 and the stop pin 1404, and the stop pin 1404 is inserted in the stop plate 1407 through the through hole in the rotating shaft 1402.

4 through holes for the stop pin 1404 to pass through are uniformly distributed on the circumference of the rotating shaft 1402.

The utility model discloses the work flow of device: the utility model discloses before the device work begins, at first rotate handle 1406 in the tight mechanism of cable wire tensioning, after adjusting suitable elasticity degree with cable wire 4, insert stop pin 1404 in the through-hole of pivot 1402 in the through-hole of stop plate 1407, later take out the cable from combining excavator cable frame 3, according to fixing the cable buckle on the back post 2 in proper order from the right side left, subassembly 8 is hung to a plurality of cable, cable buckle on the cable deflector 10, and adjust cable buckle and the cable of cable deflector 10 and hang between the mechanism with the leftmost side cable, adjacent cable is hung between the mechanism, hang the length of the cable of establishing between the cable buckle at right side cable hanging mechanism and back post 2 middle part, ensure that the cable all is the wave form free drippage in tunnel ground top whenever.

When the comprehensive excavator and the bridge type reversed loader move forwards, the front upright column 1 in the cable follow-up mechanism drives the cable hanging mechanism at the leftmost side to start to follow and move from the initial position through the left tension spring fixing plate and the tension springs between the left tension spring fixing plate and the cable hanging mechanism at the leftmost side, and then the residual cable hanging supports are sequentially driven to start to follow and move from the initial position through the tension springs connected between the adjacent cable hanging mechanisms according to the sequence from left to right, so that the cables can realize the synchronous movement of the comprehensive excavator and the bridge type reversed loader under the condition that the cables are not pulled.

When the roadheader and the bridge type reversed loader move backwards, the rightmost cable hanging mechanism moves to the initial position under the influence of the elasticity of the tension spring between the rightmost cable hanging mechanism and the right tension spring fixing plate, and the rest cable hanging mechanisms sequentially start to move to the initial position from right to left through the tension springs between the adjacent cable hanging mechanisms until all the cable hanging mechanisms completely move to the initial position.

Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described in the present application can be implemented by or using the prior art, which is not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a combine and dig quick-witted cable and pull device, includes cable servo mechanism, cable servo mechanism includes front column (1), rear column (2), cable wire tight mechanism (14), cable wire tight pulley (13) that rises to and one end is fixed in cable wire tight mechanism (14) that rises and the other end is in proper order through rear column (2), cable wire (4) on front column (1) after-fixing in cable wire tight pulley (13), its characterized in that: preceding stand (1) upper portion right side rigid coupling cable deflector (10), cable deflector (10) upper surface rigid coupling left extension spring fixed plate (11), rear column (2) upper end rigid coupling right extension spring fixed plate (12), it has a plurality of cable to hang mechanism (8), a plurality of to slide on cable wire (4) between preceding stand (1) and rear column (2) and has connect through extension spring (9) with left extension spring fixed plate (11), and the right side cable is hung the mechanism and is connected through extension spring (9) with right extension spring fixed plate (12) to the left side in cable hanging mechanism (8), and adjacent cable is hung and is connected through extension spring (9) between the mechanism.

2. The cable dragging device of the fully-mechanized roadheader as claimed in claim 1, wherein: cable hanging mechanism (8) are including wheel carrier (801), pulley (802), fixed pin (803), the inside vertical fixed pin (803) that are provided with two pulleys (802) and two pulleys (802) respectively through one according to from the top down order with it alone correspond on wheel carrier (801), the equal rigid coupling in wheel carrier (801) upper portion left and right both sides has the solid fixed ring of extension spring (804), cable clamp (805) on wheel carrier (801) bottom rigid coupling, cable clamp (806) under the detachable is installed to cable clamp (805) bottom.

3. The cable dragging device of the fully-mechanized roadheader as claimed in claim 2, wherein: the middle of the bottom end of the upper cable clamp (805) and the middle of the upper end of the lower cable clamp (806) are respectively provided with a semicircular groove matched with a cable, and the front side and the rear side of the semicircular groove of the upper cable clamp (805) and the front side and the rear side of the semicircular groove of the lower cable clamp (806) are respectively provided with a fillet.

4. The cable dragging device of the fully-mechanized excavating machine, according to claim 1, wherein: the cable tensioning mechanism (14) comprises a support frame (1401), a rotating shaft (1402), a roller (1403) and a stop pin (1404), wherein the support frame (1401) is fixedly connected to the upper surface of the reinforcing machine and located between the rear upright post (2) and the cable frame (3) of the fully mechanized excavating machine, the rotating shaft (1402) is axially connected to the support frame (1401), the roller (1403) is fixedly connected to the rotating shaft (1402), the roller (1403) is located inside the support frame (1401), a cable fixing ring (1405) is arranged on the cylindrical surface of the roller (1403), a handle (1406) is installed on one side of the rotating shaft (1402), a through hole for the stop pin (1404) to pass through is formed in the cylindrical surface of the other side of the rotating shaft (1402) located outside the support frame (1401), a stop plate (1407) is fixedly connected to an outer vertical surface of the support frame (1401) on one side where the through hole is formed in the rotating shaft (1402), the stop plate (1407) is provided with a through hole, the stop plate (1407) is matched with the through hole in the insertion plate (1407).

5. The cable dragging device of the fully-mechanized excavating machine, as claimed in claim 4, wherein: and a plurality of through holes for the stop pins (1404) to pass through are uniformly distributed on the circumference of the rotating shaft (1402).