CN207039153U - Coal electric cable hanging pin - Google Patents

Abstract

The utility model discloses coal electric cable hanging pin, including the fixed plate being fixed on coal machine fuselage, the fixed front edge of board extends forwardly into outside coal machine fuselage and its lower end is connected with pin；Multiple coupling blocks for connecting cable folder are arranged with outside the pin, the coupling block can freely rotate around pin.This new structural design is reasonable, and cable can be made to be changed into being flexibly connected from original being rigidly connected with coal machine fuselage, and when coal machine fuselage moves back and forth, cable, which will not be rolled over, bends damage or come off；Cable connection is stable, rotates flexibly, avoids stuck, delay service life caused by dust.

Description

Coal electric cable hanging pin

Technical field

It the utility model is related to coal machine field of components, specially coal electric cable hanging pin.

Background technology

Needing to move back and forth during working surface coal mining machine coal cutting, cable is generally rigidly connected at cable hanging pin on coal machine fuselage, Therefore it can be bent with the reciprocating motion of coal machine and to folding, easily cause that connector inner conductor fractures or cable comes off, so as to influence work Make the safety coal extraction in face, cause the generation of Electromechanical Accidents, add potential safety hazard.

Utility model content

The purpose of this utility model is to provide coal electric cable hanging pin, to solve connector inner conductor in above-mentioned background technology The problem of frangibility or cable come off.

To achieve the above object, the utility model provides following technical scheme：

Coal electric cable hanging pin, including the fixed plate being fixed on coal machine fuselage, the fixed front edge of board extend forwardly into coal Machine fuselage is outer and its lower end is connected with pin；Multiple coupling blocks for connecting cable folder are arranged with outside the pin, it is described Block is connect can freely to rotate around pin.

Preferably, the fixed plate is fixed on coal machine fuselage by multiple bolts.

Preferably, the rear end of the pin is welded in the front lower ends of fixed plate.

Preferably, the front lower ends of the fixed plate are fixedly installed screw shell, the rear end of the pin be provided with The screw thread of screw shell adaptation.

Preferably, the screw shell is welded in the front lower ends of fixed plate.

Preferably, the front end of the pin is provided with the limited block for preventing coupling block from coming off.

Preferably, the stub end of the coupling block is sheathed on outside pin, passes through screw between the small head end of adjacent coupling block The cable clip for protecting cable is removably connected with, the installation of an adaptation is provided with the small head end of the coupling block Hole.

Preferably, corresponded on the pin and multiple annular grooves arranged along its periphery, the ring are provided with coupling block The ball of multiple adaptations is provided with shape chute.

Preferably, the stub end front and rear sides of the coupling block are provided with the dust retaining ring of annular, the dust retaining ring external diameter It is adapted to coupling block internal diameter, the dust retaining ring internal diameter is adapted to pin external diameter.

Preferably, it is provided with the pin for limiting coupling block along pin annular spacing groove in axial sliding, it is described Annular spacing groove is adapted to the stub end of coupling block.

Compared with prior art, the beneficial effects of the utility model are：In use, by cable clip by cable connection right The coupling block answered, because coupling block can freely rotate on pin, cable is changed into coal machine fuselage from original being rigidly connected Flexible connection, therefore when coal machine fuselage moves back and forth, cable, which will not be rolled over, bends damage or comes off；Sleeve is threaded, it is described Pin end is detachably connected by screw thread and its, is easily installed, changes and is repaired；Multiple cable clips are set, further protection Cable；Limited block is set, avoids coupling block from being come off from the front end of pin；Annular groove and ball are set, coupling block is improved and rotates Degree of flexibility, avoid it is stuck, postpone service life；Dust retaining ring is set, avoids gap of the dust between coupling block and pin Place enters, and avoids stuck, further postpones service life；Annular spacing groove is set, avoids coupling block from being moved axially on pin And cable stress is caused to come off.

In summary, this new structural design is reasonable, and cable can be made to be changed into coal machine fuselage from original being rigidly connected Flexible connection, when coal machine fuselage moves back and forth, cable, which will not be rolled over, bends damage or comes off；Cable connection is stable, rotates flexibly, Stuck, delay service life caused by avoiding dust.

Brief description of the drawings

Fig. 1 is the structural representation of coal electric cable hanging pin；

Fig. 2 is the structural representation in coal electric cable hanging pin A-A directions.

Fig. 3 is the structural representation of coupling block in coal electric cable hanging pin.

Fig. 4 is the structural representation of pin in coal electric cable hanging pin.

In figure：1- coal machine fuselages, 2- fixed plates, 21- bolts, 3- screw shells, 4- pins, 41- limited blocks, 42- screw threads, 43- annular grooves, 44- balls, 45- dust retaining rings, 46- annular spacing grooves, 5- coupling blocks, 51- mounting holes, 6- cable clips.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1~4 are referred to, the utility model provides a kind of technical scheme：Coal electric cable hanging pin, including it is fixed on coal machine machine Fixed plate 2 on body 1, the fixed plate 2 are fixed on coal machine fuselage 1 by multiple bolts 21, and the front end of fixed plate 2 is forward Extend to outside coal machine fuselage 1 and its lower end is connected with pin 4；Multiple connection for connecting cable folder 6 are arranged with outside the pin 4 Block 5 is connect, the coupling block 5 can freely rotate around pin 4.

Alternatively, the rear end of pin 4 is welded in the front lower ends of fixed plate 2, or is coordinated by screw thread Mode be detachably connected with being fixed on the screw shell 3 of the front lower ends of fixed plate 2.

Alternatively, the front end of the pin 4 is provided with the limited block 41 for preventing coupling block 5 from coming off.

Alternatively, the stub end of the coupling block 5 is sheathed on outside pin 4, the small head end of adjacent coupling block 5 it Between cable clip 6 for protecting cable is removably connected with by screw, be provided with one on the small head end of the coupling block 5 The mounting hole 51 of adaptation, the size of the mounting hole 51 are defined by the actual size of cable clip 6, will not be repeated here, in this way, logical Cable clip is crossed further to protect cable, improves its safety and stability.

Alternatively, corresponded on the pin 4 and multiple annular cunnings along its periphery arrangement are provided with coupling block 5 Groove 43, the ball 44 of multiple adaptations is provided with the annular groove 43, so that the rotation of coupling block 5 is more flexible, is avoided It is stuck, postpone service life.

Alternatively, the stub end front and rear sides of the coupling block 5 are provided with the dust retaining ring 45 of annular, described The external diameter of dust retaining ring 45 is adapted to the internal diameter of coupling block 5, and the internal diameter of dust retaining ring 45 is adapted to the external diameter of pin 4, so, it is possible to avoid ash Gap location of the dirt between coupling block 5 and pin 4 enters, and avoids stuck, further postpones service life.

Alternatively, it is provided with the pin for limiting coupling block along pin annular stop in axial sliding Groove, the annular spacing groove are adapted to the stub end of coupling block.

Operation principle of the present utility model is：In use, by cable clip by cable connection in corresponding coupling block 5, by Can freely being rotated on pin 4 in coupling block 5, cable is changed into being flexibly connected with coal machine fuselage 1 from original being rigidly connected, because , when coal machine fuselage moves back and forth, cable, which will not be rolled over, bends damage or comes off for this；Sleeve 3 is threaded, the end of pin 4 leads to Cross screw thread 42 to be detachably connected with it, be easily installed, change and repair；Multiple cable clips 6 are set, further protect cable；If Limited block 41 is put, avoids coupling block 5 from being come off from the front end of pin 4；Annular groove 43 and ball 44 are set, coupling block 5 is improved and rotates Degree of flexibility, avoid it is stuck, postpone service life；Dust retaining ring 45 is set, avoids dust between coupling block 5 and pin 4 Gap location enters, and avoids stuck, further postpones service life；Annular spacing groove 46 is set, avoids coupling block 5 on pin 4 Move axially and cause cable stress to come off.

In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (10)

1. coal electric cable hanging pin, it is characterised in that including the fixed plate being fixed on coal machine fuselage, the fixed front edge of board is forward Extend to outside coal machine fuselage and its lower end is connected with pin；Multiple connections for connecting cable folder are arranged with outside the pin Block, the coupling block can freely rotate around pin.

2. coal electric cable hanging pin according to claim 1, it is characterised in that the fixed plate is fixed on by multiple bolts On coal machine fuselage.

3. coal electric cable hanging pin according to claim 2, it is characterised in that the rear end of the pin is welded in fixed plate Front lower ends.

4. coal electric cable hanging pin according to claim 2, it is characterised in that the front lower ends fixed setting of the fixed plate There is screw shell, the rear end of the pin is provided with the screw thread being adapted to screw shell.

5. coal electric cable hanging pin according to claim 4, it is characterised in that before the screw shell is welded in fixed plate Subordinate end.

6. the coal electric cable hanging pin according to claim 2-5 any one, it is characterised in that the front end of the pin is set There is the limited block for preventing coupling block from coming off.

7. the coal electric cable hanging pin according to claim 2-5 any one, it is characterised in that the stub end of the coupling block It is sheathed on outside pin, the cable clip for protecting cable is removably connected with by screw between the small head end of adjacent coupling block, The mounting hole of an adaptation is provided with the small head end of the coupling block.

8. coal electric cable hanging pin according to claim 7, it is characterised in that correspond at coupling block and be provided with the pin Multiple annular grooves arranged along its periphery, the ball of multiple adaptations is provided with the annular groove.

9. coal electric cable hanging pin according to claim 8, it is characterised in that the stub end front and rear sides of the coupling block are equal The dust retaining ring of annular is provided with, the dust retaining ring external diameter is adapted to coupling block internal diameter, and the dust retaining ring internal diameter is fitted with pin external diameter Match somebody with somebody.

10. coal electric cable hanging pin according to claim 8, it is characterised in that be provided with the pin for limiting connection Connecing block, annular spacing groove, the annular spacing groove are adapted to the stub end of coupling block in axial sliding along pin.