CN210743761U

CN210743761U - Sealing device of mutual inductor wiring terminal

Info

Publication number: CN210743761U
Application number: CN201922315793.7U
Authority: CN
Inventors: 文政; 尹琼英
Original assignee: Hunan Techeng Complete Set Electrical Equipment Co ltd
Current assignee: Hunan Techeng Complete Set Electrical Equipment Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-06-12
Anticipated expiration: 2029-12-21

Abstract

The utility model provides a mutual-inductor binding post's sealing device, including the terminal box, wiring mouth and separated time mouth, the terminal box upside passes through bolt fixedly connected with wiring mouth, terminal box downside passes through two separated time mouths of bolt fixedly connected with, the terminal box front end outside is provided with the constant head tank, the fixed block that sets up in terminal box inner wall four corners, the fixed block upper shed is provided with the fixed orifices, the inner wall closely laminates rubber soft cover in wiring mouth and separated time mouth, terminal box front end swing joint has the apron, the fixed design frame that is provided with of apron rear side, the equal opening in inside four corners of apron is provided with the mounting hole, the apron rear side just is located the design frame periphery and closely laminates rubber strip, the mounting hole front end closely laminates and has the sealing washer. The sealing device of the mutual inductor wiring terminal completes the sealing dustproof and waterproof effects of the wiring terminal grounding wire and the wiring terminal box, and meanwhile, the insulating property and the reliability can be fully guaranteed.

Description

Sealing device of mutual inductor wiring terminal

Technical Field

The utility model relates to a mutual-inductor technical field specifically is a mutual-inductor binding post's sealing device.

Background

The conductive rod is arranged in a primary wiring terminal of the existing mutual inductor and connected with a wiring barrel, the wiring barrel is connected with a primary winding in the mutual inductor, the wiring terminal is difficult to seal, once water or moisture exists, the water or moisture can enter the inside along a gap of a wiring terminal box, therefore, hidden danger can be brought to the operation of the wiring terminal and accessories of the wiring terminal, the conductivity of the primary wiring terminal is reduced, the corona phenomenon easily occurs, the insulation of the mutual inductor is rapidly aged, the service life is shortened, the sealing performance of the connection part of a power line of the wiring terminal of the sensor and the wiring terminal is poor, and oil leakage is easily caused to affect the operation reliability and safety of a capacitor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the shortcoming that exists among the background art, provide a mutual-inductor binding post's sealing device.

In order to achieve the above purpose, the utility model provides a technical scheme, a sealing device of a mutual inductor wiring terminal, which comprises a wiring terminal box, a wiring port and a branching port, wherein the upper side of the wiring terminal box is fixedly connected with the wiring port through a bolt, the lower side of the wiring terminal box is fixedly connected with two branching ports through bolts, the outer side of the front end of the wiring terminal box is provided with a positioning groove, four corners of the inner wall of the wiring terminal box are fixedly provided with fixing blocks, the upper opening of the fixing block is provided with a fixing hole, the inner walls of the wiring port and the branching port are tightly jointed with a rubber soft sleeve, the front end of the wiring terminal box is movably connected with a cover plate, the rear side of the cover plate is fixedly provided with a shaping frame, four corners of the inner part of the cover plate are all provided with mounting holes, the periphery of the shaping frame at the rear, and the inner part of the fixing hole is in threaded connection with a fixing bolt.

Further, apron and stock frame set up for the integrated into one piece, and pass through mounting hole and fixed orifices cooperation fixing bolt connection between apron and the terminal box, the mounting hole in the inside four corners of fixing bolt through connection apron and the fixed orifices threaded connection in terminal box inner wall four corners.

Furthermore, the positioning grooves on the outer sides of the front ends of the shaping frame and the wiring terminal box are mutually matched, and the cover plate and the wiring terminal box are tightly attached through rubber strips when the shaping frame and the wiring terminal box are matched.

Furthermore, the mounting holes at the four corners inside the cover plate are in one-to-one correspondence with the fixing holes at the four corners of the inner wall of the wiring terminal box.

Furthermore, four corners of the front end of the cover plate are provided with grooves matched with the mounting holes for use, and the flatness of the cover plate is not affected when the fixing bolts are matched with the mounting holes.

Further, the rubber soft sleeve can be detached and replaced.

The utility model provides a pair of mutual-inductor binding post's sealing device has following beneficial effect:

1. the utility model has the advantages of, be connected through mounting hole and fixed orifices cooperation fixing bolt between apron and the terminal box, the mounting hole in the inside four corners of fixing bolt through connection apron and the fixed orifices threaded connection in terminal box inner wall four corners, because apron front end four corners is equipped with the recess that uses with the mounting hole is supporting, do not influence the planarization of apron when making its fixing bolt agree with the mounting hole, the sealed dustproof and waterproof effect of binding post earth connection and terminal box has been accomplished, avoid moisture or the ash that falls to get into from the coupling department of terminal box, prevent that binding post in the terminal box from receiving the destruction of dust or moisture, lead to influencing life's the condition, thereby can guarantee binding post's electric conductive property.

2. Secondly, make whole binding post structurally realize fastening and sealed effect through the soft cover of rubber, play the effect of keeping apart with the external world, effectually prevented that terminal and wire junction from producing electric arc phenomenon, the soft cover of rubber can be dismantled simultaneously, the installation and the maintenance of the device of being convenient for, and then improved the practicality of device to because the soft cover of rubber does not have the conductor wire, the soft cover of rubber also plays insulating effect simultaneously, insulating properties and reliability also can fully guarantee.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an overall sectional view of the present invention.

Fig. 3 is a schematic view of the back of the cover plate of the present invention.

Fig. 4 is a front view of the cover plate of the present invention.

In FIGS. 1-4: the cable connector comprises a wiring terminal box-1, a wiring port-2, a branching port-3, a positioning groove-4, a fixing hole-5, a rubber soft sleeve-6, a cover plate-7, a shaping frame-701, a mounting hole-702, a rubber strip-703, a sealing ring-704, a fixing bolt-8 and a fixing block-9.

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.

Example (b):

referring to figures 1-4 of the drawings,

the sealing device of the mutual inductor wiring terminal provided by the embodiment comprises a wiring terminal box 1, wiring mouth 2 and branch mouth 3, 1 upside of terminal box is through bolt fixedly connected with wiring mouth 2, 1 downside of terminal box is through two branch mouths 3 of bolt fixedly connected with, the 1 front end outside of terminal box is provided with constant head tank 4, the fixed block 9 that sets up in 1 inner wall four corners of terminal box, the fixed block 9 upper shed is provided with fixed orifices 5, wiring mouth 2 and 3 inner walls of branch mouth closely laminate and have soft cover 6 of rubber, 1 front end swing joint of terminal box has apron 7, the fixed bed 701 that is provided with in 7 rear sides of apron, the equal opening in 7 inside four corners of apron is provided with mounting hole 702, 7 rear sides of apron and be located bed 701 periphery and closely laminate and have rubber strip 703, the mounting hole 702 front end closely laminates and has sealing washer 704, the inside threaded connection of fixed orifices 5 has fixing bolt 8.

Further, apron 7 sets up with the integrated molding of stock frame 701, and is connected through

mounting hole

702 and 5 cooperation fixing bolt 8 of fixed orifices between apron 7 and the terminal box 1, and the mounting hole 702 of the inside four corners of fixing bolt 8 through connection apron 7 and the 5 threaded connection of fixed orifices 5 of the inner wall four corners of terminal box 1, because apron 7 front end four corners is equipped with the recess that matches and use with mounting hole 702, do not influence the planarization of apron 7 when making its fixing bolt 8 agree with mounting hole 702.

Further, the positioning groove 4 of the outer side of the front end of the sizing frame 701 and the wiring terminal box 1 is mutually inosculated, and the cover plate 7 is tightly attached to the wiring terminal box 1 through the rubber adhesive tape 703 when inosculating, a user firstly lays wire through the wiring port 2 and the branch port 3, then the sizing frame 701 of the cover plate 7 is mutually inosculated with the positioning groove 4 of the outer side of the front end of the wiring terminal box 1, when making it inosculate, the cover plate 7 is tightly attached to the wiring terminal box 1 through the rubber adhesive tape 703, then the cover plate 7 is connected with the wiring terminal box 1 through the mounting holes 702 and the fixing holes 5 matched with the fixing bolts 8, and the fixing bolts 8 are connected with the mounting holes 702 at the four corners inside the cover plate 7 and the fixing holes 5 in the four corners of.

Furthermore, the mounting holes 702 at the four corners inside the cover plate 7 and the fixing holes 5 at the four corners of the inner wall of the terminal box 1 are arranged in a one-to-one correspondence manner, and grooves matched with the mounting holes 702 are formed in the four corners of the front end of the cover plate 7, so that the flatness of the cover plate 7 is not affected when the fixing bolts 8 of the cover plate are matched with the mounting holes 702, the sealing, dust-proof and waterproof effects of the grounding wire of the wiring terminal and the terminal box 1 are achieved, and moisture or falling ash is prevented from entering from the coupling position of the terminal box 1.

Further, the four corners of the front end of the cover plate 7 are provided with grooves matched with the mounting hole 702 for use, the flatness of the cover plate 7 is not affected when the fixing bolt 8 is matched with the mounting hole 702, the grounding wire of the wiring terminal in the wiring terminal box 1 is prevented from being damaged by dust or moisture, the service life is prevented from being affected, and therefore the conductive performance of the wiring terminal can be guaranteed.

Further, the soft cover of rubber 6 can carry out the dismouting at that time through cup jointing, plays the effect of keeping apart with the external world, has effectually prevented that terminal and wire junction from producing electric arc phenomenon, the installation and the maintenance of the device of being convenient for, and then has improved the practicality of device to because the soft cover of rubber 6 does not have the conductor wire, the soft cover of rubber 6 also plays insulating effect simultaneously, and insulating properties and reliability also can fully guarantee.

When the sealing device of the mutual inductor connecting terminal of the utility model is used, firstly, a user firstly lays wires through the wiring port 2 and the branch port 3, then the shaping frame 701 of the cover plate 7 is mutually matched with the positioning groove 4 at the outer side of the front end of the connecting terminal box 1, when the shaping frame is matched, the cover plate 7 is tightly jointed with the connecting terminal box 1 through the rubber adhesive tape 703, then the cover plate 7 is connected with the connecting terminal box 1 through the mounting hole 702 and the fixing hole 5 matched with the fixing bolt 8, the fixing bolt 8 penetrates through the mounting hole 702 at the four corners inside the connecting cover plate 7 and is in threaded connection with the fixing hole 5 at the four corners of the inner wall of the connecting terminal box 1, as the four corners at the front end of the cover plate 7 are provided with the grooves matched with the mounting hole 702, the smoothness of the cover plate 7 is not influenced when the fixing bolt 8 is matched with the mounting hole 702, the sealing dustproof, avoid moisture or the ash that falls to get into from the coupling department of binding post case 1, prevent that the binding post earth connection in the binding post case 1 from receiving the destruction of dust or moisture, lead to influencing life's the condition, in the use, play the effect of keeping apart with the external world through rubber soft cover 6, the effectual terminal that has prevented produces electric arc phenomenon with the wire junction, rubber soft cover 6 can be dismantled simultaneously, the installation and the maintenance of the device of being convenient for, and then the practicality of device has been improved, and because rubber soft cover 6 does not have the conductor wire, rubber soft cover 6 also plays insulating effect simultaneously, insulating properties and reliability also can fully guarantee.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A sealing device of a mutual inductor wiring terminal comprises a wiring terminal box (1), a wiring port (2) and two branching ports (3), wherein the upside of the wiring terminal box (1) is fixedly connected with the wiring port (2) through a bolt, the downside of the wiring terminal box (1) is fixedly connected with the two branching ports (3) through bolts, the sealing device is characterized in that a positioning groove (4) is arranged outside the front end of the wiring terminal box (1), a fixing block (9) is fixedly arranged at four corners of the inner wall of the wiring terminal box (1), a fixing hole (5) is arranged at the upper opening of the fixing block (9), a rubber soft sleeve (6) is tightly attached to the inner walls of the wiring port (2) and the branching ports (3), a cover plate (7) is movably connected to the front end of the wiring terminal box (1), a shaping frame (701) is fixedly arranged at the rear side of the cover plate (7), and mounting holes (702) are formed in the, apron (7) rear side just is located stock frame (701) periphery and closely laminates rubber strip (703), mounting hole (702) front end closely laminates and has sealing washer (704), fixed orifices (5) internal thread is connected with fixing bolt (8).

2. The sealing device of the mutual inductor wiring terminal as claimed in claim 1, wherein the cover plate (7) and the shaping frame (701) are integrally formed, the cover plate (7) and the wiring terminal box (1) are connected through the mounting holes (702) and the fixing holes (5) matched with the fixing bolts (8), and the fixing bolts (8) penetrate through the mounting holes (702) at four corners inside the cover plate (7) and are in threaded connection with the fixing holes (5) at four corners of the inner wall of the wiring terminal box (1).

3. The sealing device of the mutual inductor wiring terminal as claimed in claim 1, wherein the shaping frame (701) is matched with the positioning groove (4) on the outer side of the front end of the wiring terminal box (1), and the cover plate (7) is tightly attached to the wiring terminal box (1) through a rubber adhesive tape (703) during matching.

4. The sealing device of the mutual inductor wiring terminal as claimed in claim 1, wherein the mounting holes (702) at the four corners inside the cover plate (7) are arranged in one-to-one correspondence with the fixing holes (5) at the four corners of the inner wall of the wiring terminal box (1).

5. The sealing device of the mutual inductor wiring terminal according to claim 1, wherein four corners of the front end of the cover plate (7) are provided with grooves matched with the mounting holes (702) for use, and when the fixing bolts (8) are matched with the mounting holes (702), the flatness of the cover plate (7) is not affected.

6. The sealing device of the mutual inductor terminal as claimed in claim 1, wherein the rubber soft sleeve (6) is removably replaceable.