阅读说明：本技术 一种电力通电电缆用组合式固定夹紧装置 (Combined type fixing and clamping device for power electrified cable ) 是由 邢观明 崔凤霞 曹宁宁 曹金京 孔文超 高树 郑树良 韩程鹏 于 2021-09-15 设计创作，主要内容包括：本发明属于电力电缆技术领域,具体公开了一种电力通电电缆用组合式固定夹紧装置,包括固定套筒,两个所述固定套筒相互远离一端外侧均固定套接有定位环,两个所述定位环相互远离一侧的固定套筒端部均设有卡紧机构,两个所述固定套筒之间设置有分散连接机构,所述分散连接机构包括滑动套设在两个固定套筒之间外侧的连接套筒,所述连接套筒内部中间位置固定安装有固定环,所述固定环的轴心位置水平设置有导电柱,所述导电柱两端呈对称圆锥状设置,且所述导电柱外壁与固定环内壁之间等距离连接有多块分隔片。本发明可以将两根电力电缆进行紧密连接,同时有效确保了两根电力电缆之间的导电稳定性。(The invention belongs to the technical field of power cables, and particularly discloses a combined type fixing and clamping device for a power electrified cable, which comprises fixing sleeves, wherein positioning rings are fixedly sleeved on the outer sides of the ends, away from each other, of the two fixing sleeves, the end parts, away from each other, of the two positioning rings, of the fixing sleeves are respectively provided with a clamping mechanism, a dispersing and connecting mechanism is arranged between the two fixing sleeves and comprises a connecting sleeve which is sleeved on the outer side between the two fixing sleeves in a sliding manner, a fixing ring is fixedly arranged at the middle position in the connecting sleeve, a conductive column is horizontally arranged at the axis position of the fixing ring, two ends of the conductive column are symmetrically arranged in a conical manner, and a plurality of separating sheets are connected between the outer wall of the conductive column and the inner wall of the fixing ring at equal intervals. The invention can tightly connect two power cables and effectively ensure the conductive stability between the two power cables.)

1. The utility model provides a combination formula fixed clamping device for electric power circular telegram cable, includes fixed sleeve (1), its characterized in that, two fixed sleeve (1) keeps away from one end outside each other and all fixedly cup joints holding ring (6), two holding ring (6) keep away from the fixed sleeve (1) tip of one side each other and all is equipped with chucking mechanism, two be provided with dispersion coupling mechanism between fixed sleeve (1), dispersion coupling mechanism includes that the slip cover is established at connecting sleeve (5) of the outside between two fixed sleeve (1), the inside intermediate position fixed mounting of connecting sleeve (5) has solid fixed ring (18), the axle center position level of solid fixed ring (18) is provided with leads electrical pillar (20), it is the setting of symmetry coniform to lead electrical pillar (20) both ends, just it is connected with polylith spacer (19) to lead between electrical pillar (20) outer wall and solid fixed ring (18) inner wall equidistance, an insertion cavity is formed among adjacent separation sheets (19), the conductive columns (20) and the fixing rings (18), the separation sheets (19), the conductive columns (20) and the fixing rings (18) are made of conductive materials, the fixing sleeves (1) are provided with pressing parts at ports close to one end, and driving mechanisms for pulling the two positioning rings (6) to move in opposite directions are arranged on the outer sides of the connecting sleeves (5).

2. The combined type fixing and clamping device for the power-on cable is characterized in that the clamping mechanism comprises positioning clamping petals (16) which are connected to the end part of the fixing sleeve (1) at equal intervals, and locking nuts (8) which are extruded with the positioning clamping petals (16) are sleeved on the outer walls of the positioning clamping petals in a threaded manner.

3. The combined fixing and clamping device for the power cable according to claim 2, wherein the adjacent positioning clamping flaps (16), the fixing sleeve (1) and the positioning ring (6) are of an integrated structure and made of insulating materials.

4. The combined fixing and clamping device for the power supply cable according to claim 1, wherein the pressing member is a positioning ring (10) fixedly mounted on the inner wall of the port of the fixing sleeve (1), and the inner aperture of the positioning ring (10) is smaller than the outer diameter of the conductive column (20).

5. The combined type fixing and clamping device for the power supply cable according to claim 1, wherein the driving mechanism comprises a rotating ring (21) rotatably sleeved at the middle position of the outer side of the connecting sleeve (5), a threaded sleeve (4) is fixedly sleeved on the outer side of the rotating ring (21), threaded collars (13) are inserted into both ends of the interior of the threaded sleeve (4) in a threaded manner, two threaded collars (13) are sleeved on the outer side of the connecting sleeve (5) through directional sliding parts, the threads on the outer sides of the two threaded collars (13) are symmetrically arranged, a plurality of driving pull rods (7) are rotatably installed on the two threaded collars (13) away from each other at equal intervals, one ends of the driving pull rods (7) away from the threaded collars (13) are fixedly connected with limiting discs (12), and clamping plates (17) matched with the driving pull rods (7) in number are fixedly installed on the outer sides of the positioning rings (6), the clamping plate (17) is provided with a clamping groove (9) matched with the outer diameter of the driving pull rod (7).

6. The combined type fixing and clamping device for the power-on cable according to claim 5, wherein the directional sliding member comprises outer limiting grooves (11) which are horizontally arranged on the outer surface of the connecting sleeve (5) at equal intervals, second limiting strips (15) are fixedly arranged on the inner walls of the threaded ring pipes (13) at the corresponding positions of the outer limiting grooves (11), and the second limiting strips (15) are slidably inserted into the adjacent outer limiting grooves (11).

7. The combined type fixing and clamping device for the power supply cable according to claim 5, wherein a shifting ring (3) is fixedly installed at the middle position of the outer side of the connecting sleeve (5), and anti-skid lines are arranged on the outer surface of the shifting ring (3).

8. The combined type fixing and clamping device for the power-on cable according to claim 1, wherein a plurality of first limiting strips (2) are horizontally connected to the outer surface of the fixing sleeve (1) at equal intervals, inner limiting grooves (14) are formed in the inner wall of the connecting sleeve (5) at positions corresponding to the first limiting strips (2), and the fixing sleeve (1) is inserted into the connecting sleeve (5) in a directional sliding manner through the first limiting strips (2) and the inner limiting grooves (14).

Technical Field

The invention belongs to the technical field of power cables, and particularly discloses a combined type fixing and clamping device for a power electrified cable.

Background

In large-scale electric power communication equipment installation, for making it can normally stabilize communication work, can adopt the great power cable of size to supply power and handle usually, and power cable often can appear cable length phenomenon inadequately in the wiring process, can use fixed clamping device and another cable conductive connection this moment, increase the wiring length of cable, nevertheless connect closely lowly between the current power cable fixing and clamping device cable electricity core, the electric conductivity is unstable, and the leakproofness is poor simultaneously, loose phenomenon appears easily in long-time the use, possess certain potential safety hazard, with this combination formula fixing and clamping device for power-on cable that provides.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a combined type fixing and clamping device for an electric power electrified cable.

In order to achieve the above purpose, the invention provides a combined type fixing and clamping device for an electric power electrified cable, which comprises fixing sleeves, wherein positioning rings are fixedly sleeved on the outer sides of the ends, away from each other, of the two fixing sleeves, clamping mechanisms are arranged at the end parts, away from each other, of the two positioning rings, a dispersing and connecting mechanism is arranged between the two fixing sleeves, the dispersing and connecting mechanism comprises a connecting sleeve which is sleeved on the outer side between the two fixing sleeves in a sliding manner, a fixing ring is fixedly arranged at the middle position inside the connecting sleeve, a conductive column is horizontally arranged at the axis position of the fixing ring, the two ends of the conductive column are symmetrically arranged in a conical manner, a plurality of separating sheets are connected between the outer wall of the conductive column and the inner wall of the fixing ring at equal intervals, inserting cavities are formed between the adjacent separating sheets, the conductive column and the fixing ring, the separating sheets, The conductive column and the fixing rings are made of conductive materials, two ends, close to one end of each fixing sleeve, of the fixing sleeves are provided with pressing parts, and driving mechanisms for pulling the two positioning rings to move in opposite directions are arranged on the outer sides of the connecting sleeves.

In the above technical scheme, preferably, the clamping mechanism includes positioning clip petals equidistantly connected to the end of the fixed sleeve, and a plurality of locking nuts extruded with the positioning clip petals are sleeved on the outer wall of the positioning clip petals through common threads.

In the above technical scheme, preferably, the positioning clip flap, the fixing sleeve and the positioning ring which are adjacent to each other are of an integrally formed structure and are made of insulating materials.

In the above technical solution, preferably, the pressing part is a positioning ring fixedly mounted on an inner wall of a port of the fixing sleeve, and an inner hole of the positioning ring is smaller than an outer diameter of the conductive post.

In the technical scheme, preferably, the driving mechanism comprises a rotating ring which is rotatably sleeved at the middle position outside the connecting sleeve, the outer side of the rotating ring is fixedly sleeved with a threaded sleeve, the two ends inside the threaded sleeve are provided with threaded ring pipes in a threaded insertion manner, the threaded ring pipes are all sleeved outside the connecting sleeve through directional sliding parts, threads outside the two threaded ring pipes are symmetrically arranged, the threaded ring pipes are mutually far away from each other and rotatably provided with a plurality of driving pull rods in an equidistance manner, one ends of the driving pull rods, far away from the threaded ring pipes, are fixedly connected with limiting discs, the outer sides of the positioning rings are fixedly provided with clamping plates matched with the driving pull rods in number, and the clamping plates are provided with clamping grooves matched with the outer diameters of the driving pull rods.

In the above technical solution, preferably, the directional sliding member includes outer limiting grooves horizontally formed in the outer surface of the connecting sleeve at equal intervals, second limiting strips are fixedly mounted on the inner walls of the threaded ring pipes at positions corresponding to the outer limiting grooves, and the second limiting strips are slidably inserted into the adjacent outer limiting grooves.

In the above technical scheme, preferably, a shifting ring is fixedly mounted in the middle of the outer side of the connecting sleeve, and anti-skid grains are arranged on the outer surface of the shifting ring.

In the above technical scheme, preferably, the outer surface of the fixing sleeve is horizontally connected with a plurality of first limiting strips at equal intervals, inner limiting grooves are formed in the inner wall of the connecting sleeve at positions corresponding to the first limiting strips, and the fixing sleeve is inserted into the connecting sleeve in a directional sliding manner through the first limiting strips and the inner limiting grooves.

Compared with the prior art, the invention has the following beneficial effects:

the invention can tightly sleeve the fixed sleeve outside the end of the power cable by arranging the clamping mechanism, thereby avoiding the loosening phenomenon of the fixed sleeve, and simultaneously arranging the connecting sleeve, thereby connecting the two fixed sleeves, driving the two fixed sleeves to move towards the inside of the connecting sleeve in opposite directions under the action of the driving mechanism so as to drive the inner cores of the power cable to move in opposite directions, the arranged conductive columns can disperse and extrude the inner cores of the power cables from the axis position, so that the inner cores of the power cables are dispersedly inserted into the insertion cavities among the separation sheets, and the locating ring arranged in the moving process can be abutted against the conductive post so as to clamp and locate the dispersed inner cores of the power cables, and meanwhile, the tightness of the contact between the inner core of the power cable and the surface of the conductive column is improved, and the conductive stability between the two power cables is effectively ensured.

Drawings

Fig. 1 is a schematic structural view of a combined fixing and clamping device for an electric power cable according to the present invention;

fig. 2 is a schematic partial structure exploded view of a combined fixing and clamping device for an electric power cable according to the present invention;

FIG. 3 is a schematic view of the threaded ring and the threaded sleeve of FIG. 2;

fig. 4 is a schematic structural diagram of a positioning mechanism of the combined fixing and clamping device for an electric power cable according to the present invention;

fig. 5 is a schematic view of a thread bushing structure of a combined fixing and clamping device for an electric power cable according to the present invention;

fig. 6 is a schematic structural view of a combined fixing and clamping device decentralized connection mechanism for an electric power cable according to the present invention.

In the figure: the device comprises a fixing sleeve 1, a first limiting strip 2, a shifting ring 3, a threaded sleeve 4, a connecting sleeve 5, a positioning ring 6, a driving pull rod 7, a locking nut 8, a clamping groove 9, a positioning ring 10, an outer limiting groove 11, a limiting disc 12, a threaded ring pipe 13, an inner limiting groove 14, a second limiting strip 15, a positioning clamping flap 16, a clamping plate 17, a fixing ring 18, a separating sheet 19, a conductive post 20 and a rotating ring 21.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1-6, the combined type fixing and clamping device for the power-on cable comprises fixing sleeves 1, positioning rings 6 are fixedly sleeved on the outer sides of the ends, away from each other, of the two fixing sleeves 1, clamping mechanisms are arranged on the end portions, away from each other, of the fixing sleeves 1, the clamping mechanisms comprise positioning clamping flaps 16 which are connected to the end portions of the fixing sleeves 1 at equal intervals, locking nuts 8 extruded with the positioning clamping flaps 16 are sleeved on the outer walls of the positioning clamping flaps 16 through common threads, and the adjacent positioning clamping flaps 16, the fixing sleeves 1 and the positioning rings 6 are of an integrally formed structure and made of insulating materials; through setting up fixed sleeve 1 to can cup joint it in power cable's end outside, and the lock nut 8 of setting, thereby can extrude a plurality of location card lamella 16, cause it and the inseparable laminating of power cable surface, with this with fixed sleeve 1 fixed cup joint in power cable's end outside, avoid fixed sleeve 1 not hard up phenomenon to appear.

A dispersing connection mechanism is arranged between the two fixing sleeves 1, the dispersing connection mechanism comprises a connecting sleeve 5 which is sleeved outside the two fixing sleeves 1 in a sliding manner, a fixing ring 18 is fixedly arranged at the middle position inside the connecting sleeve 5, a conductive column 20 is horizontally arranged at the axis position of the fixing ring 18, two ends of the conductive column 20 are symmetrically arranged in a conical manner, a plurality of separating sheets 19 are connected between the outer wall of the conductive column 20 and the inner wall of the fixing ring 18 at equal intervals, a plug-in cavity is formed between every two adjacent separating sheets 19, the conductive column 20 and the fixing ring 18, the separating sheets 19, the conductive column 20 and the fixing ring 18 are made of conductive materials, the ports of the two fixing sleeves 1 close to each other are provided with pressing parts, the pressing parts are positioning rings 10 fixedly arranged on the inner walls of the ports of the fixing sleeves 1, the inner opening apertures of the positioning rings 10 are smaller than the outer diameters of the conductive columns 20, and driving mechanisms for pulling the two positioning rings 6 to move oppositely are arranged outside the connecting sleeve 5, the driving mechanism comprises a rotating ring 21 which is rotatably sleeved at the middle position of the outer side of the connecting sleeve 5, a threaded sleeve 4 is fixedly sleeved on the outer side of the rotating ring 21, threaded ring pipes 13 are inserted into threads at two ends of the interior of the threaded sleeve 4, the two threaded ring pipes 13 are sleeved on the outer side of the connecting sleeve 5 through directional sliding parts, the threads on the outer sides of the two threaded ring pipes 13 are symmetrically arranged, a plurality of driving pull rods 7 are rotatably arranged at intervals away from the two threaded ring pipes 13, one ends of the driving pull rods 7, far away from the threaded ring pipes 13, are fixedly connected with limiting discs 12, clamping plates 17 of which the number is matched with that of the driving pull rods 7 are fixedly arranged on the outer sides of the positioning rings 6, and clamping grooves 9 matched with the outer diameter of the driving pull rods 7 are formed in the clamping plates 17; through setting up connecting sleeve 5, thereby can connect two fixed sleeves 1, and through setting up cardboard 17, thereby can rotate drive pull rod 7 to adjacent draw-in groove 9 inside, through rotating threaded sleeve 4, thereby drive two screw ring pipes 13 and remove in opposite directions, and move two fixed sleeves 1 and remove in opposite directions under spacing dish 12's cooperation, and the leading electrical pillar 20 that sets up can disperse the extrusion with axle center position in the power cable inner core, cause inside the cartridge cavity between the distributed insertion spacing piece 19 of power cable inner core, and the holding ring 10 that sets up in the removal process can offset with leading electrical pillar 20, carry out the centre gripping location to the power cable inner core that disperses with this, improve the compactness of power cable inner core and leading electrical pillar 20 surface contact simultaneously, effectively ensure the electrically conductive stability between two power cables.

The directional sliding piece comprises outer limiting grooves 11 which are horizontally arranged on the outer surface of the connecting sleeve 5 at equal intervals, second limiting strips 15 are fixedly arranged on the inner walls of the threaded ring pipes 13 at the positions corresponding to the outer limiting grooves 11, and the second limiting strips 15 are inserted into the adjacent outer limiting grooves 11 in a sliding manner; by arranging the outer limiting groove 11 and the second limiting strip 15, the threaded collar 13 can be ensured to be connected with the outer side of the sleeve 5 only in a horizontal sliding manner, and when the threaded collar 13 is driven by the threaded sleeve 4, the threaded collar 13 can not rotate along with the threaded sleeve 4.

A shifting ring 3 is fixedly arranged at the middle position outside the connecting sleeve 5, and anti-skid grains are arranged on the outer surface of the shifting ring 3; through setting up ring 3 to be convenient for handle the connecting sleeve 5 rotates.

A plurality of first limiting strips 2 are horizontally connected to the outer surface of the fixed sleeve 1 at equal intervals, inner limiting grooves 14 are formed in the inner wall of the connecting sleeve 5 at positions corresponding to the first limiting strips 2, and the fixed sleeve 1 is inserted into the connecting sleeve 5 in a directional sliding mode through the first limiting strips 2 and the inner limiting grooves 14; through setting up first spacing strip 2 and interior spacing groove 14 to can ensure that fixed sleeve 1 is inside connecting sleeve 5 directional slip, so as to carry out counterpoint processing with drive pull rod 7 and draw-in groove 9.

The working mode is as follows: firstly, peeling the end of the power cable to expose the inner core of the power cable, and uniformly dispersing the inner core of the cable to form a smaller circular space in the middle; then the fixing sleeve 1 is tightly sleeved outside the end of the power cable through a clamping mechanism, the inner core of the power cable penetrates through the inner hole of the positioning ring 10, the connecting sleeve 5 is sleeved outside the two fixing sleeves 1, the two fixing sleeves 1 are driven to move towards the inside of the connecting sleeve 5 in an opposite way under the action of a driving mechanism, so that the inner core of the power cable is driven to move in an opposite way, the conical end part of the arranged conductive post 20 is inserted into a circular space formed by the inner cores of the dispersion cable, the inner cores of the power cable can be dispersedly extruded from the position of the shaft center, so that the inner cores of the power cable are dispersedly inserted into the insertion cavity between the partition sheets 19, and the positioning ring 10 can be abutted against the conductive post 20 in the moving process, so as to clamp and position the dispersed inner cores of the power cable, and simultaneously improve the surface contact tightness between the inner cores of the power cable and the conductive post 20, the conductive stability between the two power cables is effectively ensured.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.