CN210053190U

CN210053190U - Sealing joint for non-armoured cable

Info

Publication number: CN210053190U
Application number: CN201920763996.XU
Authority: CN
Inventors: 郑加明; 吴春日; 王小云
Original assignee: TAIZHOU DEER MACHINERY AND ELECTRICAL MADE Co Ltd
Current assignee: TAIZHOU DEER MACHINERY AND ELECTRICAL MADE Co Ltd
Priority date: 2019-05-26
Filing date: 2019-05-26
Publication date: 2020-02-11
Anticipated expiration: 2029-05-26

Abstract

The utility model relates to the technical field of cable connection, in particular to a sealing joint for non-armored cables, which solves the defect of poor sealing performance of the cable connection joint in the prior art, and comprises a first mounting disc, a sealing shaft and a second mounting disc, the two sides of the first mounting plate are respectively welded with a connecting pipe with an insertion hole, the inner wall of the first mounting plate is provided with a groove, solid blocks are uniformly welded in the groove, a magnetic ring is embedded in one side of the groove, the sealing shaft is arranged in the first mounting disc, a wall groove is arranged on the outer wall of the sealing shaft, and the sealing shaft is internally provided with a through hole, the utility model arranges the sealing shaft in the connecting pipe, and the limiting seat in the middle of the sealing shaft is clamped into the groove to be tightly attached to the solid block, and the sealing ring is arranged between the pipe column and the jack, so that the sealing property of the connecting joint is greatly improved, and the safety use of the cable is guaranteed.

Description

Sealing joint for non-armoured cable

Technical Field

The utility model relates to a cable junction technical field especially relates to sealing joint for non-armoured cable.

Background

The non-armored cable is a cable without metal wrapping in an outer insulating layer of the cable, a cable sealing joint plays a role in connection, clamping and sealing between the cable and equipment, and due to the special structure of the non-armored cable, the sealing performance of the connecting joint is poor.

Disclosure of Invention

The utility model aims at solving the relatively poor shortcoming of cable junction joint's that exists among the prior art leakproofness, and the sealing joint for the non-armoured cable that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sealing joint for a non-armored cable comprises a first mounting disc, a sealing shaft and a second mounting disc, wherein connecting pipes with inserting holes are welded on two sides of the first mounting disc, a groove is formed in the inner wall of the first mounting disc, solid blocks are uniformly welded in the groove, a magnetic ring is embedded in one side of the groove, the sealing shaft is arranged in the first mounting disc, a wall groove is formed in the outer wall of the sealing shaft, a through hole is formed in the sealing shaft, an inner cavity is formed in the sealing shaft on one side of the through hole, a piston column with a limiting piece is movably arranged in the inner cavity through a spring tube, a limiting seat with a magnet piece is welded at the outer end of the piston column and is arranged in a gap between the solid blocks, a connecting tube head with threads is welded on one side of the second mounting disc, a fixing disc and a tube column are sequentially welded on the other side of the second mounting disc, and the tube column is inserted in the through hole, and a sealing ring is arranged between the pipe column and the through hole.

Preferably, the outer wall of the piston column is welded with a limiting sheet, a spring pipe is welded between the side wall of the limiting sheet and the inner wall of the inner cavity, and the bottom of the piston column is arranged in the middle of the spring pipe.

Preferably, a magnet piece is welded on the outer wall of the limiting seat at one side close to the inner wall of the groove, and the magnet piece and the magnetic ring are attracted and fixed.

Preferably, the gap between adjacent solid blocks in the groove is completely matched with the limiting seat.

Preferably, the lateral wall of second mounting disc has welded the fixed disk, and the opposite side of fixed disk has welded the tubular column to the cable hole of equidimension has all been seted up in the centre of fixed disk and tubular column.

Preferably, the outer diameter of the seal shaft is equal to the diameter of the insertion hole, and the diameter of the through hole is equal to the outer diameter of the stem.

Compared with the prior art, the utility model discloses a to seal the axle and arrange in the connecting tube to make the spacing seat card at sealed axle middle part go into in the recess and closely laminate with solid piece, then install the second mounting disc respectively in the both sides of first mounting disc again, and set up the sealing washer between tubular column and jack, thereby make it assemble, improved joint's leakproofness greatly, provide the guarantee for the safe handling of cable.

Drawings

Fig. 1 is a disassembled view of a sealing joint for a non-armored cable according to the present invention;

fig. 2 is a sectional view of the first mounting plate and the sealing shaft of the sealing joint for non-armored cable and the spacing seat thereof.

In the figure: the sealing device comprises a first mounting disc 1, a groove 11, a solid block 12, a magnetic ring 13, a connecting pipe 14, a 141 jack, a sealing shaft 2, a wall groove 21, a through hole 22, an inner cavity 23, a spring pipe 24, a second mounting disc 3, a connecting pipe head 31, a fixed disc 32, a pipe column 33, a limiting seat 4, a magnet piece 41, a piston column 5, a limiting piece 51 and a sealing ring 6.

Detailed Description

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.

Referring to fig. 1-2, a sealing joint for a non-armored cable comprises a first mounting plate 1, a sealing shaft 2 and a second mounting plate 3, wherein connecting pipes 14 with insertion holes 141 are welded on both sides of the first mounting plate 1, a groove 11 is formed in the inner wall of the first mounting plate 1, solid blocks 12 are uniformly welded in the groove 11, a magnetic ring 13 is embedded in one side of the groove 11, the magnetic ring 13 can be attracted and sealed with a magnet sheet 41, the sealing shaft 2 is arranged in the first mounting plate 1, a wall groove 21 is formed in the outer wall of the sealing shaft 2, the wall groove 21 is used for conveniently pressing a limiting seat 4, a through hole 22 is formed in the sealing shaft 2, an inner cavity 23 is formed in one side of the through hole 22 in the sealing shaft 2, a piston column 5 with a limiting sheet 51 is movably arranged in the inner cavity 23 through a spring tube 24, the piston column 5 is used for conveniently adjusting the limiting seat 4, and a limiting seat 4 with a magnet sheet 41 is welded at the outer end of the piston column 5, inside spacing seat 4 placed the space between solid block 12 in, threaded connection tube head 31 has been welded to one side of second mounting disc 3, connection tube head 31 is used for being connected with electrical equipment, and fixed disk 32 and tubular column 33 have been welded in proper order to the opposite side of second mounting disc 3, and the effect of fixed disk 32 and tubular column 33 is for wearing to establish of cable, and the inside of through-hole 22 is arranged in to tubular column 33 ann, and still be provided with sealing washer 6 between tubular column 33 and the through-hole 22.

Specifically, the outer wall of the piston column 5 is welded with a limiting sheet 51, the limiting sheet 51 is used for limiting the adjusting distance of the limiting seat 4, a spring tube 24 is welded between the side wall of the limiting sheet 51 and the inner wall of the inner cavity 23, and the bottom of the piston column 5 is arranged in the middle of the spring tube 24.

Specifically, a magnet piece 41 is welded on the outer wall of the limiting seat 4 at one side close to the inner wall of the groove 11, the magnet piece 41 and the magnetic ring 13 are attracted and fixed, and the gap between adjacent solid blocks 12 in the groove 11 is completely matched with the limiting seat 4.

Specifically, a fixed disc 32 is welded on the side wall of the second mounting disc 3, a pipe column 33 is welded on the other side of the fixed disc 32, and cable holes with the same size are formed in the middles of the fixed disc 32 and the pipe column 33.

Specifically, the outer diameter of the seal shaft 2 is equal to the diameter of the insertion hole 141, and the diameter of the through hole 22 is equal to the outer diameter of the stem 33.

In this embodiment, first, the limiting seat 4 outside the wall groove 21 of the sealing shaft 2 is pressed toward the wall groove 21 to make the outer wall of the limiting seat 4 flush with the outer wall of the sealing shaft 2, then the sealing shaft 2 is inserted into the insertion hole 141 and inserted to the middle position of the first mounting plate 1 (i.e. the central axis of the wall groove 21 overlaps with the central axis of the first mounting plate 1), so that the limiting seat 4 is ejected into the gap between the adjacent solid blocks 12 under the elastic force of the spring tube 24, after the ejection, the magnet sheet 41 and the magnetic ring 13 are attracted and fixed by magnetic force, then the cable is threaded through the connector head 31 on the left side of fig. 1 and threaded through the pipe column 33, the connector head 31 is screwed with the thread of the electrical equipment, then the sealing ring 6 is sleeved on the pipe column 33, and the first mounting plate 1 with the sealing shaft 2 installed is sleeved on the pipe column 33, so that the end of the cable is threaded through the insertion hole 141 on the right side of the first mounting plate 1, then, another packing 6 is fitted over the right pipe string 33, the cable exposed on the right pipe string 33 is passed through the right connector ferrule 31, the right pipe string 33 is inserted into the through hole 22, and the connector ferrule 31 is screwed to another device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sealing joint for a non-armored cable comprises a first mounting disc (1), a sealing shaft (2) and a second mounting disc (3), and is characterized in that connecting pipes (14) with jacks (141) are welded on two sides of the first mounting disc (1), a groove (11) is formed in the inner wall of the first mounting disc (1), solid blocks (12) are uniformly welded in the groove (11), a magnetic ring (13) is embedded in one side of the groove (11), the sealing shaft (2) is arranged in the first mounting disc (1), a wall groove (21) is formed in the outer wall of the sealing shaft (2), a through hole (22) is formed in the sealing shaft (2), an inner cavity (23) is formed in one side of the through hole (22) in the sealing shaft (2), a piston column (5) with a limiting sheet (51) is movably arranged in the inner cavity (23) through a spring tube (24), and a limiting seat (4) with a magnet sheet (41) is welded at the outer end of the piston column (5), inside spacing seat (4) were arranged in the space between solid block (12), threaded connection tube head (31) have been welded to one side of second mounting disc (3) to the opposite side of second mounting disc (3) has welded fixed disk (32) and tubular column (33) in proper order, and the inside of through-hole (22) is arranged in inserting in tubular column (33), and still is provided with sealing washer (6) between tubular column (33) and through-hole (22).

2. The sealing joint for the unarmored cable according to claim 1, wherein a limiting sheet (51) is welded on an outer wall of the piston column (5), a spring tube (24) is welded between a side wall of the limiting sheet (51) and an inner wall of the inner cavity (23), and the bottom of the piston column (5) is placed in the middle of the spring tube (24).

3. The hermetic connector for unarmored cables according to claim 1, wherein the magnet piece (41) is welded to the outer wall of the stopper seat (4) on the side close to the inner wall of the groove (11), and the magnet piece (41) is attracted and fixed to the magnetic ring (13).

4. The sealing joint for unarmored cables according to claim 1, wherein the gap between adjacent solid blocks (12) in the groove (11) is completely fitted with the stopper seat (4).

5. The sealing joint for the non-armored cable according to claim 1, wherein a fixed disc (32) is welded on the side wall of the second mounting disc (3), a pipe column (33) is welded on the other side of the fixed disc (32), and cable holes with equal size are formed in the middle of the fixed disc (32) and the pipe column (33).

6. Sealing joint for unarmored cables according to claim 1, characterized in that the outer diameter of the sealing shaft (2) is equal to the diameter of the receptacle (141) and the diameter of the through hole (22) is equal to the outer diameter of the pipe stub (33).