CN214123811U

CN214123811U - Overload protector

Info

Publication number: CN214123811U
Application number: CN202022810955.7U
Authority: CN
Inventors: 厉志军
Original assignee: Zhejiang Pan'an Zhongzui Appliance Co ltd
Current assignee: Zhejiang Pan'an Zhongzui Appliance Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-09-03
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses an overload protection ware, including casing, live wire terminal, zero line terminal and current detector, peg graft in the casing bottom the live wire terminal, live wire terminal one side is provided with the zero line terminal, zero line terminal one side with the casing is pegged graft, the live wire terminal with be provided with between the zero line terminal current detector. Has the advantages that: the utility model discloses a set up current detector and display screen, current detector can be the current data that the real-time detection device is inside to flow through and the current peak value when protector moves to show through the display screen, and then the staff of being convenient for reachs the conclusion fast, improve the device practicality, through setting up connecting plate and sucking disc, when installation device, the sucking disc can tightly adsorb the device on mounted position, the connecting plate can guarantee that device and mounted position closely laminate simultaneously, the staff's both hands of both being convenient for operate, and save time again, improve the device functionality.

Description

Overload protector

Technical Field

The utility model relates to a protector technical field, concretely relates to overload protector.

Background

The overload protector is a circuit protection device designed according to the actual needs of the electrical control industry, adopts the single-chip microcomputer technology, has complete functions, reliable action and strong anti-interference capability, adapts to severe working environment, and can provide effective protection for the overcurrent, short circuit, open phase, phase unbalance, phase dislocation, starting process (avoiding starting overcurrent) and the like of an electrical system, a squirrel cage motor and a winding motor.

Current overload protection ware can not make the staff accuracy know the current data that the device inside flows and the current peak value when the protector moves in the use, and then the staff of being not convenient for draws the conclusion fast, and the reduction gear practicality, in addition, current overload protection ware when the installation, needs the staff to support it on one hand, fixes on the other hand, and the staff of being not convenient for installs, waste time, reduction gear functionality.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, an overload protection ware has now been proposed, current peak value when having solved current overload protection ware and can not make the staff accuracy know the inside electric current data that flows through of device and protector action in the use, and then the staff of being not convenient for draws the conclusion fast, the reduction device practicality, and current overload protection ware when the installation, it supports it to need the staff on one hand, fix on the other hand, the staff of being not convenient for installs, waste time, reduce the problem of device functionality.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an overload protection ware, including casing, live wire terminal, zero line terminal and current detector, peg graft in the casing bottom have the live wire terminal, live wire terminal one side is provided with the zero line terminal, zero line terminal one side with the casing is pegged graft, the live wire terminal with be provided with between the zero line terminal current detector, current detector with the live wire terminal and the equal electricity of zero line terminal is connected, be provided with the display screen on the casing lateral wall, the display screen with the casing passes through the screw connection, current detector with the display screen electricity is connected.

Furthermore, a metal connecting sheet is arranged at the upper end of the zero line binding post and electrically connected with the zero line binding post, a contact is arranged at the upper end of the live wire binding post and electrically connected with the live wire binding post, and the contact is electrically connected with the other end of the metal connecting sheet.

By adopting the technical scheme, the metal connecting sheet is used for connecting the live wire terminal and the zero line terminal, so that the metal connecting sheet forms a loop, the device is used for protecting equipment, when the current of the equipment is overlarge, the metal connecting sheet can be heated to deform, and then bounces off the contact, so that the connected circuit is cut off, and the equipment is protected.

Further, the upper end of the shell is provided with a reset button, the reset button is connected with the shell in a sliding mode, the bottom end of the reset button is provided with an insulating glue head, and the insulating glue head is connected with the reset button through a screw.

By adopting the technical scheme, the reset button is pressed, so that the metal connecting sheet is pressed by the insulating rubber head, the metal connecting sheet is contacted with the contact, and a circuit is switched on again.

Furthermore, a reset elastic sheet is arranged on one side wall of the insulating rubber head, the reset elastic sheet is connected with the insulating rubber head through a screw, a fixed block is arranged at the other end of the reset elastic sheet, the fixed block is connected with the reset elastic sheet through a screw, and the fixed block is connected with the shell through a screw.

By adopting the technical scheme, after the reset button is pressed downwards, the reset elastic sheet can automatically bounce the reset button.

Further, the casing bottom shaping has logical groove, live wire terminal and zero line terminal runs through lead to the groove, be provided with the insulating cushion on leading to the inslot wall, the insulating cushion with lead to the groove bonding.

Through adopting above-mentioned technical scheme, insulating cushion can make the casing is uncharged, and then package card staff's safety.

Furthermore, a connecting plate is arranged on the other side wall of the shell and connected with the shell through screws, and fixing holes are formed in the shell and the connecting plate.

By adopting the technical scheme, the device can be conveniently fixed through the fixing holes.

Furthermore, a sucker is arranged on one side of the connecting plate and connected with the connecting plate through a screw.

Through adopting above-mentioned technical scheme, when installation device, the sucking disc can tightly adsorb the device on the mounted position, simultaneously the connecting plate can guarantee that device and mounted position closely laminate, and the staff both hands of both being convenient for are operated, and save time again improves the device functionality.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problems that the current data flowing through the inside of the device and the current peak value when the protector acts cannot be accurately known by a worker in the using process of the existing overload protector, so that the worker cannot conveniently and quickly draw a conclusion, and the practicability of the device is reduced, the utility model discloses a current detector and a display screen are arranged, the current detector can detect the current data flowing through the inside of the device and the current peak value when the protector acts in real time and display the current data through the display screen, so that the worker can conveniently and quickly draw a conclusion, and the practicability of the device is improved;

2. when the installation, need the staff to support it on one hand for solving current overload protection ware, fix on one hand, the staff of being not convenient for installs, waste time, reduce device functionality, the utility model discloses a set up connecting plate and sucking disc, when installation device, the sucking disc can tightly adsorb the device on the mounted position, and the device can be guaranteed closely to laminate with the mounted position by the connecting plate simultaneously, and both hands of staff of both being convenient for are operated, and save time improves device functionality again.

Drawings

Fig. 1 is a schematic structural diagram of an overload protector according to the present invention;

fig. 2 is a cross-sectional view of a housing of an overload protector according to the present invention;

fig. 3 is a back view of the overload protector of the present invention.

The reference numerals are explained below:

1. a live wire binding post; 2. a fixing hole; 3. a reset button; 4. a housing; 5. a display screen; 6. a zero line binding post; 7. an insulating rubber head; 8. resetting the elastic sheet; 9. a fixed block; 10. a metal connecting sheet; 11. an insulating rubber pad; 12. a current detector; 13. a through groove; 14. a contact; 15. a connecting plate; 16. and (4) sucking discs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, an overload protector in this embodiment includes a housing 4, a live wire terminal 1, a zero line terminal 6 and a current detector 12, the live wire terminal 1 is inserted into a bottom end of the housing 4, the zero line terminal 6 is disposed on one side of the live wire terminal 1, one side of the zero line terminal 6 is inserted into the housing 4, the current detector 12 is disposed between the live wire terminal 1 and the zero line terminal 6, the current detector 12 is electrically connected to both the live wire terminal 1 and the zero line terminal 6, a display screen 5 is disposed on one side wall of the housing 4, the display screen 5 is connected to the housing 4 through a screw, the current detector 12 is electrically connected to the display screen 5, a metal connecting sheet 10 is disposed on an upper end of the zero line terminal 6, the metal connecting sheet 10 is electrically connected to the zero line terminal 6, a contact 14 is disposed on an upper end of the live wire terminal 1, the contact 14 is electrically connected to the live wire terminal 1, the contact 14 is electrically connected with the other end of the metal connecting sheet 10, the metal connecting sheet 10 connects the live wire terminal 1 and the zero line terminal 6, and further forms a loop, so that the device protects the equipment, when the current of the equipment is too large, the metal connecting sheet 10 is heated to deform, and further bounces from the contact 14, the connected circuit is cut off, the equipment is protected, the upper end of the shell 4 is provided with the reset button 3, the reset button 3 is in sliding connection with the shell 4, the bottom end of the reset button 3 is provided with the insulating rubber head 7, the insulating rubber head 7 is connected with the reset button 3 through a screw, the insulating rubber head 7 is pressed on the metal connecting sheet 10 by pressing the reset button 3, so that the metal connecting sheet is contacted with the contact 14, the circuit is switched on again, one side wall of the insulating rubber head 7 is provided with the reset elastic sheet 8, and the reset elastic sheet 8 is connected with the insulating rubber head 7 through a screw, the other end of the reset elastic sheet 8 is provided with a fixed block 9, the fixed block 9 is connected with the reset elastic sheet 8 through screws, the fixed block 9 is connected with the shell 4 through screws, after the reset button 3 is pressed downwards, the reset elastic sheet 8 can automatically bounce the reset button 3, a through groove 13 is formed at the bottom end of the shell 4, the live wire terminal 1 and the zero wire terminal 6 penetrate through the through groove 13, an insulating rubber pad 11 is arranged on the inner wall of the through groove 13, the insulating rubber pad 11 is adhered with the through groove 13, the shell 4 can be uncharged through the insulating rubber pad 11, the safety of workers is ensured, a connecting plate 15 is arranged on the other side wall of the shell 4, the connecting plate 15 is connected with the shell 4 through screws, fixing holes 2 are formed on the shell 4 and the connecting plate 15, the device can be conveniently fixed through the fixing holes 2, a sucker 16 is arranged on one side of the connecting plate 15, and the sucker 16 is connected with the connecting plate 15 through screws, when the device is installed, the sucker 16 can tightly adsorb the device on the installation position, and meanwhile, the connecting plate 15 can ensure that the device is tightly attached to the installation position, so that the device is convenient for both hands of a worker to operate, time is saved, and the functionality of the device is improved.

As shown in fig. 1-2, in this embodiment, current detector 12 is provided between live wire terminal 1 and zero line terminal 6, current detector 12 is electrically connected with live wire terminal 1 and zero line terminal 6, be provided with display screen 5 on 4 lateral walls of casing, display screen 5 passes through bolted connection with casing 4, current detector 12 is electrically connected with display screen 5, but current detector 12 real-time detection device inside current data that flows through and the current peak value when the protector moves, and show through display screen 5, and then the staff of being convenient for draws the conclusion fast, improve the device practicality.

As shown in fig. 1-3, in this embodiment, a suction cup 16 is disposed on one side of the connecting plate 15, the suction cup 16 is connected with the connecting plate 15 through a screw, when the device is installed, the suction cup 16 can tightly adsorb the device on the installation position, and meanwhile, the connecting plate 15 can ensure that the device is tightly attached to the installation position, so that the device is convenient for both hands of a worker to operate, time is saved, and device functionality is improved.

The specific implementation process of this embodiment is as follows: firstly, the device is installed, the sucker 16 can tightly adsorb the device on the installation position, meanwhile, the connecting plate 15 can ensure that the device is tightly attached to the installation position, so that the operation of workers with two hands is convenient, the time is saved, the functionality of the device is improved, then the live wire binding post 1 and the zero wire binding post 6 are respectively connected with the live wire and the zero wire of the equipment, then the device starts to work, the metal connecting sheet 10 connects the live wire binding post 1 and the zero wire binding post 6 to form a loop, the device protects the equipment, when the current of the equipment is overlarge, the metal connecting sheet 10 can be heated and deformed to bounce from the contact 14 to cut off the connected circuit and protect the equipment, and meanwhile, the current detector 12 can detect the current data flowing through the device and the current peak value when the protector acts in real time and display the current data through the display screen 5, and then the staff of being convenient for draws the conclusion fast, improves the device practicality, and then through pressing reset button 3, and then make insulating rubber head 7 press metal connecting piece 10, make it contact with contact 14, put through the circuit again.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. An overload protector, characterized in that: including casing (4), live wire terminal (1), zero line terminal (6) and current detector (12), casing (4) bottom is pegged graft and is had live wire terminal (1), live wire terminal (1) one side is provided with zero line terminal (6), zero line terminal (6) one side with casing (4) are pegged graft, live wire terminal (1) with be provided with between zero line terminal (6) current detector (12), current detector (12) with live wire terminal (1) and zero line terminal (6) electricity is all connected, be provided with display screen (5) on casing (4) a lateral wall, display screen (5) with casing (4) are through the screw connection, current detector (12) with display screen (5) electricity is connected.

2. An overload protector according to claim 1 wherein: zero line terminal (6) upper end is provided with metal connecting piece (10), metal connecting piece (10) with zero line terminal (6) electricity is connected, live wire terminal (1) upper end is provided with contact (14), contact (14) with live wire terminal (1) electricity is connected, contact (14) with metal connecting piece (10) other end electricity is connected.

3. An overload protector according to claim 2 wherein: the improved shell structure is characterized in that a reset button (3) is arranged at the upper end of the shell (4), the reset button (3) is in sliding connection with the shell (4), an insulating glue head (7) is arranged at the bottom end of the reset button (3), and the insulating glue head (7) is connected with the reset button (3) through a screw.

4. An overload protector according to claim 3 wherein: the insulation rubber head is characterized in that a reset elastic sheet (8) is arranged on one side wall of the insulation rubber head (7), the reset elastic sheet (8) is connected with the insulation rubber head (7) through a screw, a fixing block (9) is arranged at the other end of the reset elastic sheet (8), the fixing block (9) is connected with the reset elastic sheet (8) through a screw, and the fixing block (9) is connected with the shell (4) through a screw.

5. An overload protector according to claim 4 wherein: casing (4) bottom shaping has logical groove (13), live wire terminal (1) and zero line terminal (6) run through lead to groove (13), be provided with insulating cushion (11) on leading to groove (13) inner wall, insulating cushion (11) with lead to groove (13) bonding.

6. An overload protector according to claim 5 wherein: be provided with connecting plate (15) on another lateral wall of casing (4), connecting plate (15) with casing (4) pass through the screw connection, casing (4) and all take shape on connecting plate (15) and have fixed orifices (2).

7. An overload protector according to claim 6 wherein: and a sucker (16) is arranged on one side of the connecting plate (15), and the sucker (16) is connected with the connecting plate (15) through a screw.