CN217903554U - Cable connection device - Google Patents

Abstract

The utility model provides a cable junction device, include: the first plug connector comprises a first shell, a first base arranged in the first shell and a plurality of first plug columns arranged on the first base; the second plug connector comprises a second shell, a second base arranged in the second shell and a plurality of second plug columns arranged on the second base, each second plug column is provided with a plug hole, the second shell extends into the first shell, and the plurality of first plug columns and the plurality of plug holes are correspondingly in plug fit one by one; the insulating cylinder is positioned in the second shell and surrounds the peripheries of the second inserting columns; the first sealing ring is arranged between the inner wall of the first shell and the end part of the second shell; the second sealing ring is arranged between the inner wall of the first shell and the outer wall of the second shell, and the second sealing ring and the first sealing ring are arranged at intervals. The technical scheme of this application has solved the relatively poor problem of cable junction device's waterproof performance among the correlation technique effectively.

Description

Cable connection device

Technical Field

The utility model relates to a cable junction technical field particularly, relates to a cable junction device.

Background

The mining explosion-proof cable connector is widely used in underground coal mine environments, aims to isolate electrical parts from explosive gases such as coal dust and methane and prevent explosion hazards caused by the fact that high-voltage electric arcs ignite the explosive mixed gases, but most of the existing explosion-proof cable connectors do not have a waterproof function and cannot reach the IP68 waterproof grade. Therefore, aiming at cable connectors with waterproof requirements, such as potential underwater equipment for mining submersible electric pumps, mining submersible lighting and the like, the mining explosion-proof waterproof cable connector is provided.

At present, two cable connection modes can be realized by mining equipment, wherein one mode is that a horn nozzle and a sealing ring on the equipment compress a cable, the cable is directly connected into an explosion-proof cavity for wiring, and is connected with a wiring terminal in an equipment wiring cavity; in the other mode, an explosion-proof junction box is required to be added independently so as to meet the working condition that the length of the cable is not enough and needs to be lengthened.

Although waterproof requirement can be realized to a connection mode, because connect at every turn, all need open equipment wiring chamber apron, wiring mistake appears easily, lead to the wiring inefficiency, there is the potential safety hazard, and whether the installation of sealing washer and compress tightly standardize direct influence sealing performance, the sealing washer scheduling problem that leaks appears easily, this connection mode cable length needs to measure the accuracy in advance, and cable length can't increase, is not suitable for the environment that mine equipment often removed, can only change the cable again if cable length is not enough.

The second connection mode is additionally provided with the explosion-proof junction box, and the explosion-proof junction box is suitable for the working environment of fixed equipment and mobile equipment, but the wiring process is complex, the problems of wiring error, sealing ring water leakage and the like easily occur, the junction box requires convenient opening and closing, the explosion-proof surface of the upper cover is generally of a plane matching O-shaped ring structure, the waterproof performance is poor, the practical working condition needs to wrap one layer of waterproof cloth outside the explosion-proof junction box, the explosion-proof junction box is fixed on the wall surface, and great inconvenience exists in installation and wiring.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cable connecting device to solve the problem of poor waterproof performance of the cable connecting device in the related art.

In order to achieve the above object, the present invention provides a cable connecting device, including: the first plug connector comprises a first shell, a first base arranged in the first shell and a plurality of first plug columns arranged on the first base; the second plug connector comprises a second shell, a second base arranged in the second shell and a plurality of second plug columns arranged on the second base, each second plug column is provided with a plug hole, the second shell extends into the first shell, and the plurality of first plug columns and the plurality of plug holes are correspondingly in plug fit one by one; the insulating cylinder is positioned in the second shell and surrounds the peripheries of the second inserting columns; the first sealing ring is arranged between the inner wall of the first shell and the end part of the second shell; the second sealing ring is arranged between the inner wall of the first shell and the outer wall of the second shell, and the second sealing ring and the first sealing ring are arranged at intervals; the first plug connector and the second plug connector are provided with plug positions in plug fit and separation positions separated from each other.

Furthermore, an installation ring groove is formed in the inner wall of the first shell, and the second sealing ring is arranged in the installation ring groove; an annular boss is arranged on the inner wall of the first shell, and the first sealing ring is located between the annular boss and the end face of the second shell.

Furthermore, first casing is provided with first protruding edge towards the border department of second casing, and the border department of second casing towards first casing is provided with the protruding edge of second, is provided with first connecting hole on the first protruding edge, and the protruding edge of second is provided with the second connecting hole, and cable junction device still includes the fastener, and the fastener is connected in first connecting hole and second connecting hole in order to connect first plug connector and second plug connector.

Further, the cable connecting device further comprises a first sealing cover and a second sealing cover, when the first plug connector and the second plug connector are located at the separation position, the first sealing cover is connected to one end, facing the second plug connector, of the first plug connector, and the second sealing cover is connected to one end, facing the first plug connector, of the second plug connector.

Furthermore, the first sealing cover and the second sealing cover are provided with connecting positions which are connected with each other and working positions at which the first sealing cover is connected with the first plug connector and the second sealing cover is connected with the second plug connector.

Further, the cable connection device further comprises a first connection line and a second connection line, the first connection line is connected between the first shell and the first sealing cover, and the second connection line is connected between the second shell and the second sealing cover.

Further, the first sealing cover comprises a first sealing barrel, a first blocking plate and a first lug, the first blocking plate and the first lug are arranged at the same end of the first sealing barrel, the second sealing cover comprises a second sealing barrel, a second blocking plate and a second lug, the second blocking plate is arranged at a first end of the second sealing barrel, and the second lug is arranged at a second end of the second sealing barrel.

Further, the first sealing cylinder is inserted into the first housing, and the second sealing cylinder is covered at the end of the second housing.

Furthermore, a first glue injection cavity is arranged inside the first shell and is positioned between the first plug-in column and the end part, far away from the first plug-in column, of the first shell; the inside of second casing is provided with the second and annotates gluey chamber, and the second is annotated gluey chamber and is located second grafting post and second casing and keep away from between the tip of second grafting post.

Furthermore, the first shell comprises a first shell body and a first connecting sleeve arranged at the end part of the first shell body far away from the first inserting column, the second shell comprises a second shell body and a second connecting sleeve arranged at the end part of the second shell body far away from the second inserting column, the cable connecting device further comprises a first sealing ring and a second sealing ring, the first sealing ring is arranged between the first shell body and the first connecting sleeve, and the second sealing ring is arranged between the second shell body and the second connecting sleeve.

Use the technical scheme of the utility model, first plug-in connector and second plug-in connector are to inserting the setting, specifically, first plug-in connector includes first casing and sets up the first base in first casing and set up a plurality of first grafting posts on first base, and the second plug-in connector includes the second casing, sets up the second base in the second casing and sets up a plurality of second grafting posts on the second base, is provided with the spliced eye on the second grafting post, and first grafting post can insert to the spliced eye in. The insulating cylinder sets up in the inside of second casing and encloses the periphery of establishing at a plurality of second plug columns, first sealing washer sets up between the inside of first casing and the tip of second casing, the second sealing washer sets up between the inner wall of first casing and the outer wall of second casing, first sealing washer and second sealing washer interval set up, through foretell setting, when first connector and second connector are in the grafting position, first sealing washer and second sealing washer can seal the gap between first casing and the second casing, can guarantee the sealed effect between first casing and the second casing like this, and then can improve cable junction device's waterproof performance, consequently, the relatively poor problem of cable junction device's among the relevant technique waterproof performance has been solved effectively to the technical scheme of this application.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 shows a schematic perspective view of an embodiment of a cable connection device according to the invention;

FIG. 2 shows a schematic front view of the cable connection device of FIG. 1;

FIG. 3 shows a cross-sectional schematic view of the cable connection device of FIG. 2;

fig. 4 is an exploded view showing a partial structure of the cable connection device of fig. 1;

FIG. 5 shows a cross-sectional schematic view of the cable connection device of FIG. 4;

FIG. 6 shows a close-up view of the cable connection device of FIG. 5 at A;

fig. 7 shows a schematic front view of the cable connection device of fig. 1 provided with a first sealing gland and a second sealing gland;

fig. 8 shows a schematic front view of the first and second sealing covers of fig. 7 covering the first and second connectors, respectively;

FIG. 9 shows a cross-sectional schematic view of the mating of the first and second seal caps of FIG. 7.

Wherein the figures include the following reference numerals:

10. a first connector; 11. a first housing; 111. mounting a ring groove; 112. an annular boss; 113. a first convex edge; 1131. a first connection hole; 114. a first glue injection cavity; 115. a first case body; 116. a first connecting sleeve; 12. a first base; 13. a first plug-in column; 20. a second connector; 21. a second housing; 211. a second convex edge; 2111. a second connection hole; 212. a second glue injection cavity; 213. a second case body; 214. a second connecting sleeve; 22. a second plug column; 23. a second base; 30. an insulating cylinder; 41. a first seal ring; 42. a second seal ring; 50. a fastener; 60. a first sealing cover; 61. a first sealing cylinder; 62. a first plugging plate; 63. a first lug; 70. a second sealing cover; 71. a second sealing cylinder; 72. a second closure plate; 73. a second lug; 81. a first connecting line; 82. a second connecting line; 91. a first seal ring; 92. a second seal ring.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 6, in the present embodiment, the cable connection device includes: the connector includes a first plug 10, a second plug 20, an insulating cylinder 30, a first seal ring 41, and a second seal ring 42. The first connector 10 includes a first housing 11, a first base 12 disposed inside the first housing 11, and a plurality of first plug posts 13 disposed on the first base 12. The second plug-in connector 20 includes a second housing 21, a second base 23 disposed inside the second housing 21, and a plurality of second plug-in posts 22 disposed on the second base 23, each second plug-in post 22 is provided with a plug-in hole, the second housing 21 extends into the first housing 11, and the plurality of first plug-in posts 13 and the plurality of plug-in holes are plugged and matched in a one-to-one correspondence manner. The insulating cylinder 30 is located inside the second housing 21 and surrounds the plurality of second plug posts 22. The first seal ring 41 is provided between the inner wall of the first housing 11 and the end of the second housing 21. The second seal ring 42 is provided between the inner wall of the first housing 11 and the outer wall of the second housing 21, and the second seal ring 42 and the first seal ring 41 are provided at an interval. The first and second connectors 10, 20 have a plug-in position of plug-in fit and a separate position of separation from each other.

By applying the technical solution of this embodiment, the first plug-in connector 10 and the second plug-in connector 20 are arranged in an opposite-insertion manner, specifically, the first plug-in connector 10 includes a first housing 11, a first base 12 arranged in the first housing 11, and a plurality of first plug-in posts 13 arranged on the first base 12, the second plug-in connector 20 includes a second housing 21, a second base 23 arranged in the second housing 21, and a plurality of second plug-in posts 22 arranged on the second base 23, the second plug-in posts 22 are provided with plug-in holes, and the first plug-in posts 13 can be inserted into the plug-in holes. The insulation cylinder 30 is arranged inside the second housing 21 and is enclosed at the periphery of the plurality of second plugging columns 22, the first sealing rings 41 are arranged between the inside of the first housing 11 and the end of the second housing 21, the second sealing rings 42 are arranged between the inner wall of the first housing 11 and the outer wall of the second housing 21, and the first sealing rings 41 and the second sealing rings 42 are arranged at intervals.

As shown in fig. 1 to fig. 6, according to the technical scheme of the embodiment, when the cables are connected, the cables are quickly connected through the reasonable sealing structure design of the first plug-in connector 10 and the second plug-in connector 20, and the technical problems that the existing explosion-proof electrical equipment is long in cable connection time consumption and poor in waterproof effect are solved. Thereby achieving the purposes of quick connection and convenient replacement of the cable.

As shown in fig. 1 to 6, in the present embodiment, a mounting ring groove 111 is provided on an inner wall of the first housing 11, and the second sealing ring 42 is disposed in the mounting ring groove 111; an annular boss 112 is provided on the inner wall of the first housing 11, and the first seal ring 41 is located between the annular boss 112 and the end face of the second housing 21. The installation ring groove 111 can fix the second sealing ring 42, so that the position of the second sealing ring 42 can be more stable. The first seal ring 41 is disposed between the annular boss 112 and the end of the second housing 21, so that the second seal ring 42 can seal the first housing 11 and the second housing 21 while ensuring the sealing performance.

As shown in fig. 1 to 6, in the present embodiment, a first convex edge 113 is disposed at an edge of the first housing 11 facing the second housing 21, a second convex edge 211 is disposed at an edge of the second housing 21 facing the first housing 11, a first connection hole 1131 is disposed on the first convex edge 113, a second connection hole 2111 is disposed on the second convex edge 211, and the cable connection device further includes a fastener 50, wherein the fastener 50 is connected in the first connection hole 1131 and the second connection hole 2111 to connect the first plug 10 and the second plug 20. The above arrangement enables the connection of the first plug 10 and the second plug 20 to be more stable.

As shown in fig. 7 to 9, in the present embodiment, the cable connection device further includes a first sealing cover 60 and a second sealing cover 70, the first sealing cover 60 being connected to an end of the first plug connector 10 facing the second plug connector 20, and the second sealing cover 70 being connected to an end of the second plug connector 20 facing the first plug connector 10 when the first plug connector 10 and the second plug connector 20 are in the separated position. The first sealing cover 60 can seal the first plug connector 10, and the second sealing cover 70 can seal the second plug connector 20, so that when the first plug connector 10 and the second plug connector 20 are in the separated position, the first sealing cover 60 and the second sealing cover 70 can protect the first plug column 13 and the second plug column 22, and the inside of the first plug column 13 and the second plug column 22 is prevented from being mixed with other substances.

As shown in fig. 7 to 9, in the present embodiment, the first seal cover 60 and the second seal cover 70 have a connection position of mutual connection and an operation position in which the first seal cover 60 is connected to the first connector 10 and the second seal cover 70 is connected to the second connector 20. The above arrangement can effectively protect the first and second sockets 10 and 20.

As shown in fig. 7 to 9, in the present embodiment, the cable connection device further includes a first connection line 81 and a second connection line 82, the first connection line 81 being connected between the first housing 11 and the first sealing cover 60, the second connection line 82 being connected between the second housing 21 and the second sealing cover 70. The first connection line 81 is provided to connect the first housing 11 and the first sealing cover 60 together, and the second connection line 82 is provided to connect the second housing 21 and the second sealing cover 70 together, which can make the positions of the first sealing cover 60 and the second sealing cover 70 more stable.

As shown in fig. 7 to 9, in the present embodiment, the first sealing cover 60 includes a first sealing cylinder 61, a first blocking plate 62, and a first lug 63, the first blocking plate 62 and the first lug 63 are disposed at the same end of the first sealing cylinder 61, the second sealing cover 70 includes a second sealing cylinder 71, a second blocking plate 72, and a second lug 73, the second blocking plate 72 is disposed at a first end of the second sealing cylinder 71, and the second lug 73 is disposed at a second end of the second sealing cylinder 71. The above arrangement enables the first seal cover 60 and the second seal cover 70 to be fixed.

As shown in fig. 7 to 9, in the present embodiment, the first seal cylinder 61 is inserted into the first housing 11, and the second seal cylinder 71 is provided to cover the end of the second housing 21. The above arrangement can further ensure the sealing performance, and at the same time, the first seal cylinder 61 can be in sealing engagement with the first seal ring 41 when inserted into the first housing 11, and the second seal cylinder 71 can be in sealing engagement with the second seal ring 42 when inserted into the second housing 21.

As shown in fig. 1 to 9, in the present embodiment, a first glue injection cavity 114 is disposed inside the first housing 11, and the first glue injection cavity 114 is located between the first plug column 13 and an end of the first housing 11 far from the first plug column 13; the inside of second casing 21 is provided with second injecting glue chamber 212, and second injecting glue chamber 212 is located between second plug post 22 and the tip that second casing 21 is far away from second plug post 22. The first glue injection cavity 114 and the second glue injection cavity 212 can effectively fix cables, specifically, after the cables are respectively connected to the first plug connector 10 and the second plug connector 20, glue is injected into the first glue injection cavity 114 and the second glue injection cavity 212, so that the cables can be fixed, and meanwhile, the waterproof and dustproof effects can be realized.

As shown in fig. 1 to 9, in the present embodiment, the front end of the insulation barrel 30 is positioned using an inner snap spring. The insulating cylinder 30 is matched and positioned with the second shell 21, and the insulating cylinder 30 is tightly matched with the conical surface of the second shell 21. After the assembly is completed, quantitative epoxy sealant is injected from the glue injection holes of the first glue injection cavity 114 and the second glue injection cavity 212, so that internal explosive gas leakage is prevented, external dust, moisture, dirt and the like are prevented from intruding inwards, a required waterproof grade is achieved, the first connecting sleeve 116 and the second connecting sleeve 214 are installed after the epoxy sealant is cured and shaped, after the cable pressing sleeve is screwed into a proper pretightening force, the first sealing ring 91 and the second sealing ring 92 deform under stress to form a second sealing structure, any sealing fails, the insulation performance is not reduced due to water entering of the cable, and the waterproof reliability is substantially improved.

As shown in fig. 1 to 9, in the present embodiment, the first housing 11 includes a first housing body 115 and a first connection sleeve 116 disposed at an end of the first housing body 115 far from the first plugging column 13, the second housing 21 includes a second housing body 213 and a second connection sleeve 214 disposed at an end of the second housing body 213 far from the second plugging column 22, the cable connection device further includes a first sealing ring 91 and a second sealing ring 92, the first sealing ring 91 is disposed between the first housing body 115 and the first connection sleeve 116, and the second sealing ring 92 is disposed between the second housing body 213 and the second connection sleeve 214. The above arrangement can further ensure the stability of the connection of the cable.

As shown in fig. 1 to 9, in this embodiment, when the first connector 10 and the second connector 20 are electrically connected, the upper power supply should be turned off first, and hot plugging and unplugging of the cable connection device are not allowed, and during plugging, the first plugging column and the plugging hole need to be aligned and matched, so as to avoid a wiring error caused by a plugging error hole position, and the first plugging column is of a slotted closing-up structure, so as to effectively ensure a pre-tightening force requirement and a contact resistance requirement when the first connector 10 and the second connector 20 are combined. After the first plug connector 10 and the second plug connector 20 are connected, the combined end face is connected and pre-tightened by using the fastener 50, the fastener 50 is not easy to lose and damage, electrical separation caused by lack of the fastener 50 or elastic pads can be effectively prevented, and the reliability of equipment is improved. Before the first connector 10 and the second connector 20 are electrically separated, the upper power supply is turned off, and the cable connector is inserted and pulled out after the fastener 50 is loosened. Preferably, the diameter of each core section of the cable is not more than 25mm ² The core number is not more than 7, and the voltage level is not more than 1140V.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cable connection device, comprising:

a first plug connector (10), the first plug connector (10) comprising a first housing (11), a first base (12) disposed inside the first housing (11), and a plurality of first plug posts (13) disposed on the first base (12);

the second plug-in connector (20) comprises a second shell (21), a second base (23) arranged inside the second shell (21) and a plurality of second plug-in columns (22) arranged on the second base (23), each second plug-in column (22) is provided with a plug-in hole, the second shell (21) extends into the first shell (11), and the plurality of first plug-in columns (13) are in one-to-one corresponding plug-in fit with the plurality of plug-in holes;

the insulating cylinder (30) is positioned in the second shell (21) and surrounds the peripheries of the second plug columns (22);

a first seal ring (41) provided between an inner wall of the first housing (11) and an end of the second housing (21);

the second sealing ring (42) is arranged between the inner wall of the first shell (11) and the outer wall of the second shell (21), and the second sealing ring (42) and the first sealing ring (41) are arranged at intervals;

wherein the first plug connector (10) and the second plug connector (20) have a plug-in position of plug-in fit and a separate position of separation from each other.

2. The cable connection device according to claim 1, wherein the inner wall of the first housing (11) is provided with a mounting ring groove (111), and the second sealing ring (42) is arranged in the mounting ring groove (111); an annular boss (112) is arranged on the inner wall of the first shell (11), and the first sealing ring (41) is located between the annular boss (112) and the end face of the second shell (21).

3. The cable connection device according to claim 1, wherein a first convex edge (113) is disposed at an edge of the first housing (11) facing the second housing (21), a second convex edge (211) is disposed at an edge of the second housing (21) facing the first housing (11), a first connection hole (1131) is disposed on the first convex edge (113), a second connection hole (2111) is disposed on the second convex edge (211), and a fastener (50) is further included, wherein the fastener (50) is connected in the first connection hole (1131) and the second connection hole (2111) to connect the first plug connector (10) and the second plug connector (20).

4. The cable connection device according to claim 1, further comprising a first sealing cover (60) and a second sealing cover (70), the first sealing cover (60) being connected at an end of the first plug connector (10) facing the second plug connector (20) and the second sealing cover (70) being connected at an end of the second plug connector (20) facing the first plug connector (10) when the first plug connector (10) and the second plug connector (20) are in the separated position.

5. Cable connection device according to claim 4, characterized in that the first sealing cap (60) and the second sealing cap (70) have a connection position of mutual connection and an operating position in which the first sealing cap (60) is connected with the first plug connector (10) and the second sealing cap (70) is connected with the second plug connector (20).

6. The cable connection device according to claim 4, further comprising a first connection line (81) and a second connection line (82), the first connection line (81) being connected between the first housing (11) and the first sealing cover (60), the second connection line (82) being connected between the second housing (21) and the second sealing cover (70).

7. The cable connection arrangement of claim 4, wherein the first gland (60) comprises a first gland (61), a first gland plate (62) and a first lug (63), the first gland plate (62) and the first lug (63) being disposed at a same end of the first gland (61), the second gland (70) comprising a second gland (71), a second gland plate (72) and a second lug (73), the second gland plate (72) being disposed at a first end of the second gland (71), the second lug (73) being disposed at a second end of the second gland (71).

8. The cable connection device according to claim 7, characterized in that the first sealing cylinder (61) is inserted into the first housing (11), and the second sealing cylinder (71) covers an end of the second housing (21).

9. The cable connection device according to one of claims 1 to 8, characterized in that a first glue injection chamber (114) is provided inside the first housing (11), the first glue injection chamber (114) being located between the first plug post (13) and an end of the first housing (11) remote from the first plug post (13); and a second glue injection cavity (212) is arranged in the second shell (21), and the second glue injection cavity (212) is positioned between the second plug-in column (22) and the end part of the second shell (21) far away from the second plug-in column (22).

10. The cable connection device according to any one of claims 1 to 8, characterized in that the first housing (11) comprises a first housing body (115) and a first connection sleeve (116) arranged at an end of the first housing body (115) remote from the first plug post (13), the second housing (21) comprises a second housing body (213) and a second connection sleeve (214) arranged at an end of the second housing body (213) remote from the second plug post (22), the cable connection device further comprises a first sealing ring (91) and a second sealing ring (92), the first sealing ring (91) is arranged between the first housing body (115) and the first connection sleeve (116), and the second sealing ring (92) is arranged between the second housing body (213) and the second connection sleeve (214).

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