CN220081508U

CN220081508U - Underground tunneling roadway cable suspension device

Info

Publication number: CN220081508U
Application number: CN202321135561.3U
Authority: CN
Inventors: 高靖学
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-11-24
Anticipated expiration: 2033-05-12

Abstract

The utility model provides a tunnelling tunnel cable linkage in pit, includes pulley, supporting mechanism, cable dead lever and bearing roller, and supporting mechanism includes hanger plate, backup pad and support column, and the hanger plate is fixed to be set up in the top surface central point of backup pad put, and four support columns of bottom surface four corners fixed setting of backup pad, pulley and hanger plate upper end rotate to be connected. The bottom surface of cable dead lever is equipped with a plurality of first recesses that are used for fixed cable position side by side, and cable dead lever and support column can dismantle and be connected. The bearing roller sets up in cable dead lever below and can dismantle with the support column and be connected, and the bearing roller includes roll body and roller, and the roll body outside is equipped with a plurality of second recesses that are used for fixed cable position side by side, and the second recess sets up with first recess one-to-one. The underground tunneling roadway cable suspension roller device solves the problems that the suspended cables are mutually rubbed to damage the outer skin and the cables are inconvenient to install, and reduces the workload of workers.

Description

Underground tunneling roadway cable suspension device

Technical Field

The utility model relates to the technical field of underground cable protection equipment, in particular to an underground tunneling roadway cable suspension device.

Background

In underground coal mines, the tunnelling machine belongs to high-power electromechanical equipment, and is powered by a special large-section cable, so that a random cable for powering the tunnelling machine is required to follow up continuously when the tunnelling machine is tunnelled forwards, and the general cable is placed on a roadway bottom plate or hung. The roadway bottom plate generally has the problems that sludge is accumulated, cables are easy to pollute and difficult to identify, underground conditions are complex, when the cables drag on the floor, the phenomena that the cables are extruded and an insulating layer is damaged easily occur, once the damaged cables are electrified, exposed core wires are easy to generate electric shock to hurt people accidents because the exposed core wires are exposed to air or water, stray current caused by leakage current can generate electric sparks, and gas explosion and coal dust explosion accidents are caused.

When the existing cable hanging device is used for laying cables, all the cables are arranged in a row of penetrating devices, so that the friction skins among the side-by-side cables are easy to cause skin abrasion while dragging back and forth, and the side-by-side cables are easy to tie knots and stagger, the cable hanging device is fixed and not detachable, so that workers need to additionally arrange the cables to penetrate into the cable hanging device from the head when laying the cables, and the workload of the workers is increased.

Disclosure of Invention

The utility model aims to solve the problems that the outer skin is damaged by mutual friction of suspended cables and the cables are inconvenient to install, and provides an underground tunneling roadway cable suspension device with convenient assembly and disassembly of fixed cables.

The cable suspension device for the underground tunneling roadway comprises pulleys, a supporting mechanism, cable fixing rods and carrier rollers, wherein the supporting mechanism comprises a hanging plate, a supporting plate and supporting columns, the hanging plate is fixedly arranged at the center of the top surface of the supporting plate, four supporting columns are fixedly arranged at four corners of the bottom surface of the supporting plate, and the pulleys are rotatably connected with the upper ends of the hanging plate;

the bottom surface of the cable fixing rod is provided with a plurality of first grooves for fixing the position of the cable side by side, and the cable fixing rod is detachably connected with the support column;

the bearing roller sets up in cable dead lever below and can dismantle with the support column and be connected, and the bearing roller includes roll body and roller, and the roll body outside is equipped with a plurality of second recesses that are used for fixed cable position side by side, and the second recess sets up with first recess one-to-one.

Further, the first through hole is formed in the lower end of the support column, fixing bolts are arranged on the two support columns located at the same end of the support plate, and the fixing bolts are inserted into the first through hole and are detachably connected with the support columns.

Further, the cable dead lever both ends are fixed to be provided with the reference column, and the spring is established to two equal covers of reference column, and the locator card is worn to set up to the reference column lower extreme, and locator card top and spring bottom fixed connection, spring top and cable dead lever bottom surface fixed connection, the reference column passes through locator card and fixing bolt detachable connection.

Further, the positioning card comprises a card body and two card wings arranged on the same side of the card body, a second through hole for inserting and setting a positioning column is arranged at the center of the card body, and a third through hole for inserting and setting a fixing bolt is arranged at the end parts of the two card wings.

Further, the end part of the roll shaft is arranged between the two clamping wings and can be detachably sleeved on the outer side of the fixing bolt.

Further, the first through-hole of lower extreme of support column of one side is provided with the internal thread, and fixing bolt one end is equipped with the knob that is used for screwing, and the fixing bolt other end is equipped with the external screw thread with internal thread looks adaptation.

Compared with the prior art, the utility model has the beneficial effects that:

(1) and the cables required to be laid are subjected to groove separation and positioning, so that the skin abrasion caused by mutual friction of the cables is avoided.

(2) The fixing bolts are arranged, the cable can be additionally arranged on the disassembling device conveniently and rapidly, and the workload of workers is reduced.

(3) The detachable carrier roller and the cable fixing rod are suitable for various types of cables.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic diagram of the overall structure of the underground tunneling roadway cable suspension device.

Fig. 2 is a front cross-sectional view of the underground tunneling roadway cable suspension of the present utility model.

Fig. 3 is a schematic side view of the cable suspension device of the underground tunneling roadway in the utility model.

Fig. 4 is a schematic view of a specific structure of the idler of the present utility model.

Fig. 5 is a schematic view showing a specific structure of the fixing bolt in the present utility model.

Fig. 6 is a schematic diagram of a specific structure of the locator card in the present utility model.

In the figure: 1. a pulley; 2. a hanger plate; 3. a support plate; 4. a support column; 5. a cable fixing rod; 6. a carrier roller; 601. a roller body; 602. a roll shaft; 7. positioning columns; 8. a positioning card; 801. a card body; 802. a clamping wing; 9. a spring; 10. and (5) fixing bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples:

as shown in fig. 1 and 3, the utility model relates to a cable suspension device for an underground tunneling roadway, which comprises a pulley 1, a supporting mechanism, a cable fixing rod 5 and a carrier roller 6. The supporting mechanism comprises a hanging plate 2, a supporting plate 3 and supporting columns 4, wherein the hanging plate 2 is fixedly arranged at the center position of the top surface of the supporting plate 3, the hanging plate 2 is welded at the center position of the top surface of the supporting plate 3, four supporting columns 4 are fixedly arranged at four corners of the bottom surface of the supporting plate 3, and the supporting plate 3 and the four supporting columns 4 are integrally cast. The lower extreme of support column 4 has seted up first through-hole, and two support columns 4 that are located the same one end of backup pad 3 are provided with fixing bolt 10, and fixing bolt 10 inserts in locating the first through-hole of support column 4 lower extreme and can dismantle with support column 4 and be connected, and the internal thread is equipped with in the first through-hole of lower extreme of concretely speaking one side support column 4, and fixing bolt 10 passes from the first through-hole of lower extreme of opposite side support column 4 and is equipped with the first through-hole's of internal thread support column 4 spiro union. The pulley 1 is rotatably connected with the upper end of the hanging plate 2, and the pulley is characterized in that a fourth through hole is formed in the upper end of the hanging plate 2, and the wheel shaft of the pulley 1 is in threaded connection with the through hole of the hanging plate 2 through a hexagonal screw.

As shown in fig. 2, a cable fixing rod 5 is arranged in the middle of a gap of a supporting column 4, six first grooves for fixing the position of a cable are arranged on the bottom surface of the cable fixing rod 5 side by side, a cable can be laid in one first groove, positioning columns 7 are fixedly arranged at two ends of the cable fixing rod 5, the cable fixing rod 5 and the positioning columns 7 are cast integrally, springs 9 are sleeved on the two positioning columns 7, the top ends of the springs 9 are fixedly connected with the bottom surface of the cable fixing rod 5, the top ends of the springs 9 are welded with the bottom surface of the cable fixing rod 5, positioning clamps 8 are arranged at the lower ends of the positioning columns 7 in a penetrating mode, the top ends of the positioning clamps 8 are fixedly connected with the bottom ends of the springs 9, and the top ends of the positioning clamps 8 are welded with the bottom ends of the springs 9.

As shown in fig. 2, the carrier roller is arranged below the cable fixing rod 5 and detachably connected with the supporting column 4, as shown in fig. 4, the carrier roller 6 comprises a roller body 601 and a roller shaft 602, six second grooves for fixing the positions of cables are arranged on the outer side of the roller body 601 side by side, one cable can be laid in one second groove, the roller shaft 602 is arranged in the carrier roller 6, the roller body 601 can rotate around the roller shaft 602, the two ends of the roller shaft 602 protruding out of the roller body 601 are provided with fifth through holes for penetrating through fixing bolts 10, as shown in fig. 2, the second grooves on the surface of the roller body 601 are in one-to-one correspondence with the first grooves on the bottom surface of the cable fixing rod 5, a positioning groove is formed by closing the second grooves, one cable is laid in one positioning groove, and the outer skin abrasion caused by the mutual friction of the cables is avoided.

In the utility model, grooves are arranged on the bottom surface of the cable fixing rod 5 and the surface of the roller body, and the grooves are formed by closing the grooves, so that the cables required for laying are positioned in the grooves, and the abrasion of the outer skin caused by the mutual friction of the cables is avoided.

As shown in fig. 5, one end of the fixing bolt 10 is provided with a screw handle for screwing, and the other end is provided with external threads matched with the internal threads of the through hole of the support column 4.

As shown in fig. 6, the positioning card 8 includes a card body 801 and two clamping wings 802 disposed on the same side of the card body 801, a second through hole for inserting the positioning column 7 is disposed at the center of the card body 801, and third through holes for inserting the fixing bolts 10 are disposed at the ends of the clamping wings 802 on both sides.

As shown in fig. 1 and 3, the cable fixing rod 5 and the carrier roller 6 are detachably connected through the fixing bolt 10, which is specifically shown as a positioning column 7 fixed by the cable fixing rod 5, the lower end of the positioning column 7 is penetrated with a positioning clamp 8, the ends of two clamping wings 802 of the positioning clamp 8 are provided with third through holes for inserting the fixing bolt 10, the two ends of a roller shaft 602 protruding out of a roller body 601 of the carrier roller 6 are provided with fifth through holes for penetrating the fixing bolt 10, the end of the roller shaft 602 is arranged between the two clamping wings 802, the third through holes of the ends of the clamping wings 802 and the fifth through holes of the roller shaft 602 are aligned with the first through holes of the lower ends of the support columns 4, and the fixing bolt 10 penetrates through the first through holes of the lower ends of the front support columns 4, the third through holes of the ends of the clamping wings 802 and the fifth through holes of the roller shaft 602 are in threaded connection with the first through holes of inner threads arranged at the lower ends of the rear support columns 4, so that the device is fixed.

In the utility model, the detachable fixing bolt 10 is arranged, so that the cable can be conveniently and quickly arranged on the disassembling device, and the workload of workers is reduced.

The working principle of the underground tunneling roadway cable suspension device in the embodiment is as follows:

firstly, a reverse-laying device worker holds a rotary handle by hand to unscrew and draw out a fixing bolt 10 at one end, pulls out a carrier roller 6 to arrange and arrange cable roots to be laid in a groove of a cable fixing rod 5, pulls back the carrier roller 6 to align with a through hole, installs the drawn-out fixing bolt 10 back and screws, the positioning column 7 is tightly inserted in a positioning clamp 8 due to the existence of the tension of a spring 9, the groove of the cable fixing rod 5 and the groove of the carrier roller 6 are closed to form a positioning groove, each cable is free from friction in the positioning groove, buffer force exists between the cable fixing rod 5 and the cable due to the existence of the elasticity of the spring 9, the cable cannot be damaged when in use, the device is hung on a hanging rope which is laid in advance, and the pulley 1 slides on the hanging rope to move forwards along with a heading machine.

When the cable is additionally arranged, the hexagon screw between the pulley 1 and the hanger plate 2 is unscrewed, the device is taken down and put upside down, a worker holds the rotary handle by hand to unscrew and draw out the fixing bolt 10 at one end, the pulling-out carrier roller 6 is used for additionally arranging the cable to be additionally arranged in the groove of the cable fixing rod 5, then the pulling-back carrier roller 6 is used for aligning the through hole, the drawn-out fixing bolt 10 is installed back and screwed, the positioning column 7 is inserted and tightly inserted in the positioning clamp 8 due to the tension of the spring 9, the additionally arranged cable is fixed in the positioning groove, the device is hung back to the original position, the hexagon screw between the pulley 1 and the hanger plate 2 is screwed, and the pulley 1 slides on the lifting rope to follow the heading machine to move forwards.

In the underground tunneling roadway cable suspension device provided by the utility model, the cable fixing rod 5 and the carrier roller 6 can be detached and replaced according to different cable types, and the underground tunneling roadway cable suspension device is suitable for cables of various types.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a tunnelling tunnel cable linkage in pit which characterized in that: the lifting device comprises a pulley (1), a supporting mechanism, a cable fixing rod (5) and a carrier roller (6), wherein the supporting mechanism comprises a lifting plate (2), a supporting plate (3) and supporting columns (4), the lifting plate (2) is fixedly arranged at the center of the top surface of the supporting plate (3), four supporting columns (4) are fixedly arranged at four corners of the bottom surface of the supporting plate (3), and the pulley (1) is rotationally connected with the upper end of the lifting plate (2);

the bottom surface of the cable fixing rod (5) is provided with a plurality of first grooves for fixing the position of the cable side by side, and the cable fixing rod (5) is detachably connected with the support column (4);

the utility model discloses a cable fixing device, including support column (4), bearing roller (6) set up in cable fixing rod (5) below and with support column (4) can dismantle and be connected, bearing roller (6) include roll body (601) and roller (602), the roll body (601) outside is equipped with a plurality of second recesses that are used for fixed cable position side by side, the second recess with first recess one-to-one sets up.

2. A downhole tunnelling cable suspension device according to claim 1 wherein: the support column (4) lower extreme has seted up first through-hole, is located two of backup pad (3) same end support column (4) are provided with fixing bolt (10), fixing bolt (10) insert locate in the first through-hole with support column (4) can dismantle and be connected.

3. A downhole tunnelling cable suspension device according to claim 2, wherein: the utility model discloses a cable dead lever, including cable dead lever (5), cable dead lever (5) both ends are fixed be provided with reference column (7), two reference column (7) all overlap and establish spring (9), reference column (7) lower extreme wears to set up positioning card (8), positioning card (8) top with spring (9) bottom fixed connection, spring (9) top with cable dead lever (5) bottom surface fixed connection, reference column (7) are passed through positioning card (8) with fixing bolt (10) can dismantle and be connected.

4. A downhole tunnelling cable suspension device according to claim 3 wherein: the positioning card (8) comprises a card body (801) and two clamping wings (802) arranged on the same side of the card body (801), a second through hole for inserting the positioning column (7) is formed in the center of the card body (801), and a third through hole for inserting the fixing bolt (10) is formed in the end portion of each clamping wing (802).

5. A downhole tunnelling cable suspension device according to claim 4 wherein: the end parts of the roller shafts (602) are arranged between the two clamping wings (802) and are detachably sleeved on the outer sides of the fixing bolts (10).

6. A downhole tunnelling cable suspension device according to claim 2, wherein: the lower extreme of one side support column (4) first through-hole is provided with the internal thread, fixing bolt (10) one end is equipped with the spiral handle that is used for screwing, fixing bolt (10) other end be equipped with the external screw thread of internal thread looks adaptation.