CN214900147U

CN214900147U - Cable connector with exhaust function for switch cabinet

Info

Publication number: CN214900147U
Application number: CN202121373789.7U
Authority: CN
Inventors: 石礼豪; 杨钧美; 杨玉喜
Original assignee: Zhejiang Yihao Electric Co ltd
Current assignee: Zhejiang Yihao Electric Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-26
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a cable joint for cubical switchboard with exhausting function, its technical scheme main points are: including the shell body, the inside of shell body is provided with the insulating layer, the passageway has been seted up to the inside of insulating layer, the inside of passageway is provided with the insulator, the upper end of insulator is provided with stud, the fixed line ball terminal that is provided with of lower extreme of insulator, the mounting hole has been seted up on the insulating layer, the fixed installation pipe that is provided with in inside of mounting hole, the screw thread has been seted up to the inner wall of installation pipe, the inside of installation pipe can be dismantled and be provided with the valve inside, the fixed push pedal that is provided with on the core bar of valve inside, a plurality of bleeder vents have been seted up in the push pedal, the gas port has been seted up corresponding to the left end of passageway to the shell body, be provided with sealed lid in the gas port, the fixed ground ring that is provided with on the shell body, the outside of ground ring is provided with the sealed cowling, when using, the connection of cable is comparatively convenient, and ground ring is difficult for contact failure with the wire junction.

Description

Cable connector with exhaust function for switch cabinet

Technical Field

The utility model relates to a cable joint technical field, in particular to cable joint for cubical switchboard with exhausting function.

Background

The cable connector is also called a cable head. After the cable is laid, the sections of the cable must be connected together in order to form a continuous line, and these connections are called cable connectors. The cable joints at the middle of the cable run are called intermediate joints and the cable joints at the two ends of the run are called termination joints. The cable joint is used for locking and fixing the incoming and outgoing lines, and plays a role in water resistance, dust prevention and vibration prevention.

Refer to the chinese utility model patent that the grant bulletin number is CN208127855U, it provides a cable joint for cubical switchboard, including being massive connecting plate, the bottom surface middle part threaded connection of connecting plate has the main takeover, the top surface threaded connection of connecting plate has a plurality of takeover, the outer end of takeover has the centre gripping lamella that a plurality of lamellas gathered together to the center and the outer peripheral face of takeover outer end has the external screw thread, wear to be equipped with the spliced pole rather than coaxial setting in the main takeover, the inner of spliced pole has the turn-ups of rolling over outwards and the outer end axial of spliced pole has seted up the connecting hole, main takeover has the step that supplies the turn-ups to contradict in, main takeover connects the nut that passes the connecting plate setting in the tip threaded connection of connecting plate, be equipped with between the inner of nut and spliced pole and provide elasticity and make the turn-ups have the spring of contradicting in the step trend all the time.

The cable connector has the advantages of good applicability, convenient connection and the like, but the cable connector still has some defects, such as: one, insert the intraductal messenger of taking off with the cable, because the leakproofness is better between take off and the cable, lead to the gas of take off unable the getting rid of, along with the insertion of cable, the atmospheric pressure of take off increases, leads to the insertion of cable to become difficult, and second, some cable joint still can be provided with the earth connection, make cable joint be in ground state, but the junction of earth connection and cable joint directly exposes in the air, is infected with the dust easily, leads to earth connection and cable joint's junction contact failure.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a cable joint for cubical switchboard with exhausting function to mention along with the inserting of cable in solving the background art, the atmospheric pressure of takeover increases, leads to the inserting of cable to become difficult and the junction of earth connection and cable joint directly exposes in the air, is infected with the problem of dust easily.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a cable joint with an exhaust function for a switch cabinet comprises an outer shell, wherein an insulating layer is arranged inside the outer shell, a channel is formed inside the insulating layer, an insulator is arranged inside the channel, a stud is arranged at the upper end of the insulator, a wire pressing terminal is fixedly arranged at the lower end of the insulator, a mounting hole is formed in the insulating layer, a mounting pipe is fixedly arranged inside the mounting hole, threads are formed in the inner wall of the mounting pipe, a valve core is detachably arranged inside the mounting pipe, a push plate is fixedly arranged on a core rod of the valve core, a plurality of air holes are formed in the push plate, an air port is formed in the outer shell corresponding to the left end of the channel, a sealing cover is arranged in the air port, a grounding ring is fixedly arranged on the outer shell, and a sealing cover is arranged outside the grounding ring, the opening has been seted up to the lower extreme of sealed cowling, the fixed magnet that is provided with in upper end of sealed cowling, the fixed iron sheet that is provided with on the shell body, the fixed baffle that is provided with on the shell body, the baffle is located under the open-ended, seted up on the baffle and dodged the hole, the wire pass dodge the hole and with ground ring electric connection.

Furthermore, an internal thread is arranged in the air port, and an external thread matched with the internal thread is arranged at the edge of the sealing cover.

Through the technical scheme, work as the utility model discloses when inside gaseous evacuation, can install sealed lid in the gas port, utilize sealed lid to plug up the gas port, prevent that the dust from getting into the utility model discloses inside.

Furthermore, the outer side of the sealing cover is provided with a groove, and the sealing cover is made of an insulating material.

Through above-mentioned technical scheme, when using, can insert the recess with the screwdriver in, take off or the sealed lid of installation, it is comparatively convenient to use.

Furthermore, an external thread is formed in the outer shell, a sealing ring is connected to the external thread in a threaded mode, and the sealing ring is made of semiconductor materials.

Through above-mentioned technical scheme, when using, the sealing ring is installed in the outside of sealed lid, can effectually prevent that sealed lid from droing.

Furthermore, a stress cone cover is fixedly arranged at the lower end of the outer shell.

Through the technical scheme, can go into connecting the utility model discloses a cable is fixed, prevents that the cable from droing.

Further, the outer housing is made of a semiconductor material.

Through above-mentioned technical scheme, ensure that the shell body is in ground connection state.

Furthermore, a connector is arranged on the left side of the insulating layer, an insulating plug is arranged at the connector, and an end cover is arranged at the connector.

Through above-mentioned technical scheme, it is a plurality of to be convenient for the utility model discloses access circuit.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses in, through being provided with the installation pipe, be provided with the valve inside in the installation pipe the utility model discloses when getting into the cable, can open the valve inside, gaseous by the utility model discloses a lower extreme is discharged, makes the utility model discloses an inside is the same with external atmospheric pressure, and the cable of being convenient for to install stress cone inserts the utility model discloses an inside; just the utility model discloses in still be provided with the sealed cowling the utility model discloses can close the sealed cowling during the use, utilize sealed cowling and baffle to block external dust, reduce the contact of ground ring and earth conductor junction and dust, reduce the condition of contact failure and take place.

Drawings

FIG. 1 is a front cross-sectional view of the present embodiment;

FIG. 2 is a left side view of the present embodiment;

FIG. 3 is an enlarged schematic view at A in FIG. 1;

fig. 4 is an enlarged schematic view at B in fig. 1.

Reference numerals: 1. an outer housing; 101. a gas port; 2. an insulating layer; 201. a channel; 202. a connecting port; 3. an insulator; 4. a stud bolt; 5. wire pressing terminals; 6. installing a pipe; 7. a valve core; 8. pushing the plate; 9. a sealing cover; 901. a groove; 10. a ground ring; 11. a sealing cover; 1101. an opening; 12. a magnet; 13. iron sheets; 14. a baffle plate; 15. a wire; 16. a seal ring; 17. and (4) stress cone covers.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

A cable joint with an exhaust function for a switch cabinet comprises an outer shell 1, an insulating layer 2 is arranged inside the outer shell 1, a channel 201 is formed inside the insulating layer 2, an insulator 3 is arranged inside the channel 201, a stud bolt 4 is arranged at the upper end of the insulator 3, a line pressing terminal 5 is fixedly arranged at the lower end of the insulator 3, a mounting hole is formed in the insulating layer 2, a mounting pipe 6 is fixedly arranged inside the mounting hole, threads are formed in the inner wall of the mounting pipe 6, a valve core 7 is detachably arranged inside the mounting pipe 6, a push plate 8 is fixedly arranged on a core rod of the valve core 7, a plurality of air holes are formed in the push plate 8, an air port 101 is formed in the outer shell 1 corresponding to the left end of the channel 201, a sealing cover 9 is arranged in the air port 101, a grounding ring 10 is fixedly arranged on the outer shell 1, a sealing cover 11 is arranged on the outer side of the grounding ring 10, and an opening 1101 is formed in the lower end of the sealing cover 11, the fixed magnet 12 that is provided with in upper end of sealed cowling 11, the fixed iron sheet 13 that is provided with on the shell body 1, the fixed baffle 14 that is provided with on the shell body 1, baffle 14 is located opening 1101 under, the hole of dodging has been seted up on the baffle 14, wire 15 passes the hole of dodging and with ground ring 10 electric connection, in this embodiment, insulating layer 2 uses EPDM insulating rubber to make, it is a high new type environmental protection material, ozone-resistant, weather-resistant and ageing-resistant can be better, insulator 3 is the epoxy insulator, be provided with the screw thread metalwork on the insulator 3, ensure its 4 close cooperations with the stud, stud 4 need use the stainless steel to make, installation pipe 6 uses insulating material to make.

Referring to fig. 3, an internal thread is formed in the air port 101, and an external thread used in cooperation with the internal thread is formed at the edge of the sealing cover 9.

Referring to fig. 3, a groove 901 is formed on an outer side of the sealing cover 9, the sealing cover 9 is made of an insulating material, and in this embodiment, the material of the sealing cover 9 is the same as that of the insulating layer 2.

Referring to fig. 1-3, the outer casing 1 is provided with an external thread, the external thread is connected with a sealing ring 16, and the sealing ring 16 is made of a semiconductor material.

Referring to fig. 1 and 2, a stress cone 17 is fixedly provided at the lower end of the outer shell 1.

Referring to fig. 1, the outer case 1 is made of a semiconductor material, and in the present embodiment, the outer case 1 is made of a semiconductive EPDM rubber, which ensures that the outer case 1 is in a grounded state.

Referring to fig. 1, a connection port 202 is formed at the left side of the insulating layer 2, an insulating plug is disposed at the connection port 202, and an end cap is disposed at the connection port 202.

In summary, during wiring, the sealing ring 16 is rotated to separate the sealing ring 16 from the external thread on the outer shell 1, then the sealing cover 9 is taken down, the push plate 8 is pushed rightwards, then the cable provided with the stress cone is inserted into the stress cone cover 17, the push plate 8 can be loosened to reset the sealing cover 9 and the sealing ring 16, when the lead 15 is adjusted, the sealing cover 11 is opened to enable the left end of the sealing cover 11 to be tightly attached to the outer shell 1, the magnet 12 attracts the iron sheet 13, after the adjustment is completed, the sealing cover 11 is rotated to enable the left end of the sealing cover 11 to be far away from the outer shell 1, the baffle 14 blocks the opening 1101, contact between the joint of the grounding ring 10 and the lead 15 and dust is reduced, and poor contact is reduced.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable joint for cubical switchboard with exhausting function, includes shell body (1), its characterized in that: the novel air valve is characterized in that an insulating layer (2) is arranged inside the outer shell (1), a channel (201) is formed inside the insulating layer (2), an insulator (3) is arranged inside the channel (201), a stud (4) is arranged at the upper end of the insulator (3), a wire pressing terminal (5) is fixedly arranged at the lower end of the insulator (3), a mounting hole is formed in the insulating layer (2), a mounting pipe (6) is fixedly arranged inside the mounting hole, a thread is formed in the inner wall of the mounting pipe (6), an air valve core (7) is detachably arranged inside the mounting pipe (6), a push plate (8) is fixedly arranged on a core rod of the air valve core (7), a plurality of air holes are formed in the push plate (8), an air port (101) is formed in the outer shell (1) corresponding to the left end of the channel (201), and a sealing cover (9) is arranged in the air port (101), the fixed ground ring (10) that is provided with on shell body (1), the outside of ground ring (10) is provided with sealed cowling (11), opening (1101) have been seted up to the lower extreme of sealed cowling (11), the fixed magnet (12) that is provided with in upper end of sealed cowling (11), the fixed iron sheet (13) that is provided with on shell body (1), the fixed baffle (14) that is provided with on shell body (1), baffle (14) are located under opening (1101), seted up on baffle (14) and dodged the hole, wire (15) pass dodge the hole and with ground ring (10) electric connection.

2. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: an internal thread is arranged in the air port (101), and an external thread matched with the internal thread is arranged at the edge of the sealing cover (9).

3. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: the outer side of the sealing cover (9) is provided with a groove (901), and the sealing cover (9) is made of an insulating material.

4. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: the outer shell (1) is provided with an external thread, the external thread is in threaded connection with a sealing ring (16), and the sealing ring (16) is made of a semiconductor material.

5. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: the lower end of the outer shell (1) is fixedly provided with a stress cone cover (17).

6. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: the outer shell (1) is made of a semiconductor material.

7. The cable connector with the exhaust function for the switch cabinet according to claim 1, wherein: a connecting port (202) is formed in the left side of the insulating layer (2), an insulating plug is arranged at the connecting port (202), and an end cover is arranged at the connecting port (202).