CN210136290U

CN210136290U - Electric leakage monitoring device with terminal locking and sealing structure

Info

Publication number: CN210136290U
Application number: CN201920309581.5U
Authority: CN
Inventors: 鲍伟飞
Original assignee: Tianjin He Pole Electrical Technology Co Ltd
Current assignee: Tianjin He Pole Electrical Technology Co Ltd
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-03-10
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses an electric leakage monitoring devices with terminal locking seal structure, including function apron, circuit board, control center, current monitoring part and in-connection terminal, the top at the device shell is installed to the function apron, the circuit board passes through the bolt and installs the inside at the device shell, current monitoring part installs on the circuit board, and current monitoring part passes through connecting wire and in-connection terminal electric connection, the outside surface of device shell is provided with the sleeve, and telescopic inside is provided with the bobbin of fixing on the device shell. This electric leakage monitoring device with terminal locking seal structure, through the use of line section of thick bamboo and sleeve isotructure, can carry out firm locking operation to external electric wire to can carry out fine sealing to the junction in the time of locking, directly use the hook groove to replace the mode of traditional external terminal to be connected circuit and device, stability is better, and it is more convenient to use.

Description

Electric leakage monitoring device with terminal locking and sealing structure

Technical Field

The utility model relates to an electric leakage monitoring technology field specifically is an electric leakage monitoring device with terminal locking seal structure.

Background

The electric power energy is the essential energy of modern equipment, and when the in-service use, because under the influence of uncontrollable factor among the actual conditions, electric power and relevant equipment are in the use, and insulating properties is impaired, can make whole circuit take place dangerous phenomenon such as electric leakage, consequently when the relevant equipment of electric power uses, need use corresponding electric leakage monitoring devices to carry out real-time supervision to circuit current, current detection device still has following problem:

1. the principle is that the current is monitored through the internal control center and the current monitoring component by being communicated with an external circuit, the use of the principle is not problematic, but when the external circuit is connected, the external wire cannot be conveniently locked, the sealing performance is poor, and the short circuit of the internal circuit is easily caused;

2. most of the existing external circuit wires are connected with internal terminals of the device in a mode of additionally arranging the terminals, but the wires do not have the terminals, so that the external connection is very troublesome repeatedly, and the danger of damage and electric leakage easily occurs at the connection part of the terminals, so that the use is very troublesome.

Disclosure of Invention

The utility model aims to provide an electric leakage monitoring device with a terminal locking and sealing structure, which aims to solve the problems that when the electric leakage monitoring device is connected with an external circuit, the external electric wire cannot be locked conveniently and quickly, the sealing performance is poor, and the short circuit of the internal circuit is easy to cause; the electric wire itself does not have the terminal, and it is very troublesome to connect the external very trouble repeatedly, and the danger of damaged electric leakage appears easily in terminal junction, uses very trouble problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric leakage monitoring device with terminal locking seal structure, includes function apron, circuit board, control center, current monitoring part and in-connection terminal, the top at the device shell is installed to the function apron, and is provided with display area and button area on the function apron, the circuit board passes through the bolt and installs the inside at the device shell, and the control center who sets up on the circuit board passes through connecting wire and display area and button area electric connection, current monitoring part installs on the circuit board, and current monitoring part passes through connecting wire and in-connection terminal electric connection to the inside wall at the device shell is all installed to 2 in-connection terminals, the outside surface of device shell is provided with the sleeve, and telescopic inside is provided with the bobbin of fixing on the device shell.

Preferably, the device shell is of a C-shaped structure, the two sides of the device shell are provided with glass baffles which are fixedly and hermetically connected, the bottom ends of the glass baffles are fixedly provided with horizontally distributed fixed plates, and the fixed plates are provided with screw holes.

Preferably, the sleeves are distributed on two sides of the device shell, the ends of the sleeves are made of rubber materials and form a rotating mechanism with sliding holes formed in the device shell, the inner walls of the sleeves are rotatably connected with the adjusting rods through first pin shafts, and the tail ends of the adjusting rods are rotatably connected with the locking plate through second pin shafts.

Preferably, the locking plate and the adjusting rod are distributed at equal angles, the locking plate is rotatably connected to the end of the bobbin through a third pin shaft, a notch of an arc-shaped structure is formed in the tail end of the locking plate, the circular through hole formed by the 3 notches is concentric with the bobbin, and the edge area of the locking plate is of the arc-shaped structure.

Preferably, the central line of the wire barrel coincides with the central line at the end of the hook groove, the middle section of the hook groove is of an arc structure and is arranged on the wall of the shell of the device shell, and the wall of the hook groove is provided with an elastic contact piece which is communicated with the inner connecting terminal through a connecting wire.

Compared with the prior art, the beneficial effects of the utility model are that: according to the electric leakage monitoring device with the terminal locking and sealing structure, the external electric wire can be stably locked by using the structures such as the wire barrel, the sleeve and the like, the connection part can be well sealed while locking, a circuit and a device are connected by directly using the hook groove instead of a traditional external terminal, the stability is better, and the use is more convenient;

1. by using the glass baffle, the whole sealing performance of the device is not influenced, and meanwhile, related personnel can observe the operation and use conditions in the device under the condition that the whole device is not disassembled, so that the design is more reasonable;

2. the locking operation can be carried out on the periphery of the electric wire inserted into the wire barrel in a mode of rotating the sleeve barrel, and meanwhile, the fixed operation after the sleeve barrel rotates is carried out by utilizing the static friction force between the rubber material of the sleeve barrel and the shell of the device, so that the use is more convenient;

3. the use of the hook groove and the elastic contact piece ensures the stability of the connection between the external wire and the internal terminal and avoids the troublesome operation of installing the terminal on the wire.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the front cross-section structure of the present invention;

FIG. 4 is a schematic view of a front cross-section structure of the bobbin of the present invention;

FIG. 5 is a schematic side view of the bobbin of the present invention;

fig. 6 is a schematic view of the hook slot of the present invention.

In the figure: 1. a functional cover plate; 2. a device housing; 21. a glass baffle; 22. a fixing plate; 23. a screw hole; 3. a display area; 4. a button area; 5. a circuit board; 6. a bolt; 7. a control center; 8. a connecting wire; 9. a current monitoring component; 10. an internal connection terminal; 11. a sleeve; 111. a slide hole; 112. a first pin shaft; 113. a rod is saved; 114. a second pin shaft; 115. a locking plate; 116. a third pin shaft; 117. a notch; 12. a bobbin; 121. a hook groove; 122. an elastic contact piece.

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.

Referring to fig. 1-6, the present invention provides a technical solution: an electric leakage monitoring device with a terminal locking and sealing structure comprises a functional cover plate 1, a device shell 2, a glass baffle plate 21, a fixing plate 22, a screw hole 23, a display area 3, a button area 4, a circuit board 5, a bolt 6, a control center 7, a connecting wire 8, a current monitoring part 9, an internal connecting terminal 10, a sleeve 11, a sliding hole 111, a first pin shaft 112, a section bar 113, a second pin shaft 114, a locking plate 115, a third pin shaft 116, a notch 117, a wire barrel 12, a hook groove 121 and an elastic contact piece 122, wherein the functional cover plate 1 is arranged at the top end of the device shell 2, the display area 3 and the button area 4 are arranged on the functional cover plate 1, the circuit board 5 is arranged inside the device shell 2 through the bolt 6, the control center 7 arranged on the circuit board 5 is electrically connected with the display area 3 and the button area 4 through the connecting wire 8, the current monitoring part 9 is arranged on the circuit board 5, and the current monitoring part 9 is electrically connected, and 2 inner connection terminals 10 are installed at an inner side wall of the device case 2, a sleeve 11 is provided at an outer surface of the device case 2, and a bobbin 12 fixed to the device case 2 is provided inside the sleeve 11.

Device shell 2 is "C" style of calligraphy structure, its both sides depressed part is provided with glass baffle 21, and both are fixed sealing connection, glass baffle 21 bottom mounting has horizontal distribution's fixed plate 22, and screw 23 has been seted up on fixed plate 22, in the holistic use of the device, the user can directly pass through transparent glass baffle 21 department, observe the inside part behavior of device shell 2, the troublesome step of dismantlement installation has been avoided repeatedly, accessible fixed plate 22 simultaneously, screw 23 and the screw corresponding with screw 23, install the device on the assigned position.

The sleeve 11 is distributed on both sides of the device shell 2, the end of the sleeve 11 is made of rubber material, and the sleeve and the sliding hole 111 arranged on the device shell 2 form a rotating mechanism, the inner wall of the sleeve 11 is rotatably connected with the adjusting rod 113 through a first pin shaft 112, the tail end of the adjusting rod 113 is rotatably connected with the locking plate 115 through a second pin shaft 114, the locking plate 115 and the adjusting rod 113 are distributed at equal angles, the locking plate 115 is rotatably connected with the end of the bobbin 12 through a third pin shaft 116, the tail end of the locking plate 115 is provided with a notch 117 with an arc structure, a circular through hole formed by 3 notches 117 is concentric with the bobbin 12, the edge area of the locking plate 115 is of the arc structure, when a core cannot be continuously pushed in the hook groove 121, a user can rotate the sleeve 11 towards the corresponding direction, and the top end and the bottom end of the adjusting rod 113 are under the adjusting traction action of rotating state, The locking plate 115 at the end of the bobbin 12 correspondingly rotates around the third pin 116, the three locking plates 115 correspondingly approach each other gradually, and finally the notch 117 at the bottom end of the locking plate 115 is completely locked on the electric wire, so that the locking plates 115 are tightly attached to each other and play a role in sealing the bobbin 12, thereby achieving the purpose of locking and sealing.

The center line of the bobbin 12 coincides with the center line of the end of the hook groove 121, the middle section of the hook groove 121 is provided on the wall of the device case 2 in an arc structure, and the wall of the hook groove 121 is provided with an elastic contact piece 122, the elastic contact piece 122 is communicated with the inner connecting terminal 10 through the connecting wire 8, when the external electric wire is required to be connected, the rubber sheet at the outer part of the electric wire connection part is cut off to a sufficient length, and then the electric wire is directly inserted into the wire barrel 12, and gradually extends into and advances until the inner core of the electric wire enters the hook groove 121 and continues to push, under the limiting and guiding action of the hook groove 121, the wire core can be pushed along the shape arc of the hook groove 121, and will be closely attached to the elastic contact piece 122, ensuring the normal flow of current in the external electric wire and device without external terminals, and the connection of the electric wire in the bobbin 12 and the hook groove 121 is more stabilized by the structural strength of the wire core itself.

The working principle is as follows: in the whole using process of the device, a user can directly observe the operation condition of components in the shell 2 of the device through the transparent glass baffle 21, so that the troublesome step of repeated disassembly and assembly is avoided, meanwhile, the device can be arranged on a specified position through the fixing plate 22, the screw hole 23 and the screw corresponding to the screw hole 23, when an external electric wire needs to be connected, the rubber sheet outside the electric wire connection part can be firstly cut off to have enough length, then the electric wire is directly inserted into the wire barrel 12 and gradually extends into and advances until the inner core of the electric wire enters the hook groove 121 and continues to be pushed, under the limiting guiding action of the hook groove 121, the wire core can be pushed along the arc shape of the hook groove 121 and can be tightly attached to the elastic contact piece 122, the normal circulation of the current in the external electric wire and the device under the condition that the external terminal is not arranged outside is ensured, and the structural strength of the wire core is utilized, the connection of the electric wire in the bobbin 12 and the hook groove 121 is more stable;

when the wire core can not be pushed continuously in the hook groove 121, a user can rotate the sleeve 11 towards the corresponding direction, the locking plates 115 at the ends of the wire barrel 12 can correspondingly rotate around the third pin shaft 116 under the adjusting and pulling action that the top end and the bottom end of the adjusting rod 113 are both in a rotating state, the three locking plates 115 can correspondingly approach gradually, finally, the notch 117 at the bottom end of the locking plate 115 can be completely locked on the wire, the locking plates 115 are tightly attached to each other and play a role in sealing the wire barrel 12, and therefore the purpose of locking and sealing is achieved.

It should be noted that the circuit board, the control center, the current monitoring component, the internal connection terminal, the display area and the button area disclosed in the present technical solution all belong to the inherent part of the existing monitoring device, are not the novel improvement part in the present technical solution, and are the same as the operation principle and connection method of the same component in the existing device, and therefore will not be described in detail.

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 leakage monitoring device with terminal locking seal structure, includes function apron (1), circuit board (5), control center (7), current monitoring part (9) and internal connection terminal (10), its characterized in that: the functional cover plate (1) is arranged at the top end of the device shell (2), a display area (3) and a button area (4) are arranged on the functional cover plate (1), the circuit board (5) is arranged inside the device shell (2) through a bolt (6), a control center (7) arranged on the circuit board (5) is electrically connected with the display area (3) and the button area (4) through a connecting wire (8), the current monitoring component (9) is arranged on the circuit board (5), and the current monitoring part (9) is electrically connected with the inner connecting terminal (10) through the connecting wire (8), and 2 inner connection terminals (10) are installed at the inner side wall of the device case (2), the outer surface of the device case (2) is provided with a sleeve (11), and a bobbin (12) fixed on the device shell (2) is arranged in the sleeve (11).

2. An electrical leakage monitoring device provided with a terminal locking and sealing structure according to claim 1, wherein: device shell (2) is "C" style of calligraphy structure, and its both sides depressed part is provided with glass baffle (21), and both are fixed sealing connection, and glass baffle (21) bottom mounting has horizontal distribution's fixed plate (22) to screw (23) have been seted up on fixed plate (22).

3. An electrical leakage monitoring device provided with a terminal locking and sealing structure according to claim 1, wherein: the sleeve (11) is distributed on two sides of the device shell (2), the end of the sleeve (11) is made of rubber materials, the sleeve and a sliding hole (111) formed in the device shell (2) form a rotating mechanism, the inner wall of the sleeve (11) is rotatably connected with an adjusting rod (113) through a first pin shaft (112), and the tail end of the adjusting rod (113) is rotatably connected with a locking plate (115) through a second pin shaft (114).

4. An electrical leakage monitoring device provided with a terminal locking and sealing structure according to claim 3, wherein: the locking plate (115) and the adjusting rod (113) are distributed at equal angles, the locking plate (115) is rotatably connected to the end of the bobbin (12) through a third pin shaft (116), a notch (117) of an arc-shaped structure is arranged at the tail end of the locking plate (115), the circular through hole formed by the 3 notches (117) is concentric with the bobbin (12), and the edge area of the locking plate (115) is of the arc-shaped structure.

5. An electrical leakage monitoring device provided with a terminal locking and sealing structure according to claim 1, wherein: the central line of the bobbin (12) coincides with the central line at the end of the hook groove (121), the middle section of the hook groove (121) is of an arc structure and is arranged on the wall of the shell of the device shell (2), an elastic contact piece (122) is arranged on the wall of the hook groove (121), and the elastic contact piece (122) is communicated with the inner connecting terminal (10) through a connecting line (8).