CN212050035U

CN212050035U - Elevator bypass contact protection device

Info

Publication number: CN212050035U
Application number: CN202020139120.0U
Authority: CN
Inventors: 戴秀东
Original assignee: Hokky Electronics Shanghai Co ltd; SHANGHAI HEBI ELECTRONIC COMPONENTS CO Ltd; SHANGHAI HOPPY ELECTRONIC ELECTRIC APPLIANCE CO Ltd
Current assignee: Hokky Electronics Shanghai Co ltd; SHANGHAI HEBI ELECTRONIC COMPONENTS CO Ltd; SHANGHAI HOPPY ELECTRONIC ELECTRIC APPLIANCE CO Ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-12-01
Anticipated expiration: 2030-01-21

Abstract

An elevator bypass contact protection device comprising: a base; the printed circuit board is arranged in the base; the fixed base is arranged above the front part of the printed circuit board; the six soldering tin terminals are respectively arranged on the fixed base, and the lower parts of the soldering tin terminals are provided with two pins which are respectively inserted into the connecting through holes of the fixed base and the jacks of the printed circuit board; the conductive contact seat is arranged at the rear part of the upper end surface of the fixed base, the front part of the conductive contact seat is provided with an accommodating groove, the center of the rear part of the conductive contact seat is provided with a rotating shaft hole, the rotating shaft is connected to the rear part of the fixed base, and the upper part of the rotating shaft is connected with the conductive contact seat; the conductive contact rotating seat is sleeved at the front part of the conductive contact seat; the two ends of the conductive contact are inserted into the front end surface of the conductive contact rotating seat, and the conductive contact can be used for simultaneously contacting and conducting the two soldering tin terminals; the connector is arranged at the rear part of the upper end surface of the printed circuit board; upper cover and go up the label, knob snak link.

Description

Elevator bypass contact protection device

Technical Field

The utility model relates to a circuit protection device, in particular to elevator bypass contact protection device.

Background

The accidents caused by manual operation are numerous, the elevator needs to be debugged and checked safely in order to ensure normal operation and safe operation of the elevator, and when workers overhaul and debug in the debugging process, the elevator is usually blocked because the workers forget to disassemble after the short-circuit device is installed because the working hours are short, so that the elevator is prevented from being jammed, the elevator bypass device needs to be researched and carefully researched to reduce the occurrence of elevator safety accidents, and the elevator short-circuit device needs to be used to know that the elevator short-circuit device forgets to disassemble the elevator.

Elevator bypass devices in the existing market are all in butt joint through connectors to distinguish short circuits of car door devices and landing door devices. Therefore, the butt joint of every two connectors needs a plurality of connectors and complex wire conduction, which causes great mounting trouble to actual constructors, and the misoperation probability is increased greatly; the short-circuit device is used for reducing the occurrence probability of safety accidents, but poor operation increases the occurrence of accidents, so that poor design and complicated operation are avoided fundamentally.

Disclosure of Invention

The utility model discloses an aim at designing elevator bypass contact protection device, can prevent sedan-chair room door short circuit simultaneously when satisfying elevator layer door and sedan-chair door designing requirement, improved the security in the maintenance process, moreover, simple structure makes the simplification of assembly process improve to be convenient for the actual operation production, shortened man-hour, the cost is reduced.

In order to achieve the above purpose, the technical scheme of the utility model is that:

an elevator bypass contact protection device, comprising:

the base is a shell with an opening at the upper end, the frame at the front part of the base is in an isosceles trapezoid structure, and the frame at the rear part of the base is in a square structure; the middle part of the base is provided with a shaft hole and fixing holes positioned at two sides of the shaft hole, and the outer walls of two sides of the front part and the rear part of the base are respectively provided with a fixing part in a protruding way;

the printed circuit board is arranged in the base, and the front part and the rear part of the printed circuit board are in an isosceles trapezoid structure and a square structure which are matched with the front part and the rear part of the base; the front part of the printed circuit board corresponds to three side parts of the isosceles trapezoid structure, and each side part is respectively provided with two pairs of jacks to form six pairs of jack layouts; five rows of through holes are arranged in parallel at the rear part of the square structure of the printed circuit board, each row is provided with two through holes, wherein four rows correspond to a pair of jacks in three edges of the front part of the printed circuit board respectively, and the other row corresponds to the remaining four jacks in the edge of the front part of the printed circuit board; the middle part of the printed circuit board is provided with a central hole corresponding to the shaft hole of the base;

the fixed base is arranged above the front part of the printed circuit board, is in an isosceles trapezoid structure matched with the front part of the printed circuit board, is provided with a fixed column and a slot structure formed by surrounding the fixed column in a protruding mode corresponding to each pair of jacks respectively, and is provided with a connecting through hole which is communicated with each pair of jacks up and down at the bottom and two sides of the fixed column in each slot structure; a connecting shaft hole is formed in the center of the rear part of the fixed base corresponding to the central hole of the printed circuit board;

the six soldering tin terminals are respectively arranged in the six fixing columns and the slots on the fixing base, the upper parts of the soldering tin terminals are sleeves which are sleeved on the fixing columns, and the lower parts of the soldering tin terminals are provided with two pins which are respectively inserted into the connecting through holes of the fixing base and the jacks of the printed circuit board;

the conductive contact seat is arranged at the rear part of the upper end surface of the fixed base, the front part of the conductive contact seat is provided with an accommodating groove with an opening at the front end, the center of the rear part of the conductive contact seat is provided with a rotating shaft hole, the conductive contact seat is connected with the upper part of the rotating shaft, the lower part of the rotating shaft is connected with a connecting shaft hole, which sequentially passes through the rear part of the fixed base, the central hole of the printed circuit board and the shaft hole in the middle part of the base, and the conductive contact seat is locked on the;

the conductive contact rotating seat is of a sleeve pipe structure and is sleeved at the front part of the conductive contact seat, a connecting column is axially arranged in the conductive contact rotating seat and is inserted in a containing groove at the front part of the conductive contact seat, a connecting hole is axially arranged on the connecting column, a pin is arranged in the connecting hole, and the other end of the pin penetrates through the rotating shaft; a spring is sleeved outside the connecting column, and one end of the spring is abutted against the bottom in the accommodating groove; inserting grooves are formed in two sides of the front end face of the conductive contact rotating seat;

the conductive contact is a ring body, two ends of the conductive contact are inserted into the insertion grooves on two sides of the front end surface of the conductive contact rotating seat, and the conductive contact can simultaneously contact and conduct two soldering tin terminals on two fixed columns on each side edge part of the isosceles trapezoid structure on the front part of the fixed base;

the connector is arranged at the rear part of the upper end face of the printed circuit board, five conductive terminals are arranged on the connector, and each conductive terminal is provided with two pins which are respectively inserted into five rows of connecting holes arranged in parallel at the rear part of the printed circuit board;

the lower end of the upper cover is provided with an opening, the front part of the upper cover is of an isosceles trapezoid structure and a square frame structure which are matched with the front part and the rear part of the base in shape, and the rear part of the upper cover is provided with a hollow structure for the connector to penetrate through; the two sides of the front part and the rear part of the upper cover are respectively provided with a connecting part matched with the fixing parts of the outer walls of the front part and the rear part of the base; the center of the top surface of the upper cover is provided with a central shaft hole for the rotating shaft to penetrate through, the front part of the top surface is convexly provided with an arc-shaped fixture block, and the upper edge of the middle part is provided with a notch and two sides of the upper cover are provided with fixed connecting holes corresponding to the fixed holes of the base;

the label is arc-shaped, is arranged in front of the top surface of the upper cover, corresponds to three side parts of an isosceles trapezoid structure at the front part of the fixed base, and respectively marks a layer door bypass, a normal layer door bypass and a car door bypass;

the knob is of a shell structure with an opening at the lower end, an observation window is arranged in the center of the front part of the knob, and the size of the observation window corresponds to one of the three marks on the label; the back part in the knob is provided with a shaft sleeve which is covered on the rotating shaft and is connected with the rotating shaft through a connecting pin; the knob shell structure at the observation window is also provided with an annular clamping groove matched with the arc-shaped clamping block convexly arranged on the front part of the top surface of the upper cover and a baffle plate positioned in front of the shaft sleeve, inserting structures are arranged on the front two sides of the baffle plate, and the baffle plate is provided with a through hole for the connection pin to penetrate through;

the knob spring fastener comprises a vertically arranged fixing part, a connecting part, an elastic part and a holding part, wherein the connecting part is formed by downwards extending from the fixing part and upwards bending the fixing part; the fixing part is inserted in the inserting structures on the front two sides of the baffle and abuts against the outer end part of the connecting pin, and the elastic part is located in a limiting notch on the upper edge of the middle part of the arc-shaped fixture block.

Preferably, the two sides of the connecting column in the conductive contact rotating seat are convexly provided with a limiting guide block, and correspondingly, the middle parts of the inner walls of the two sides of the accommodating groove in the front part of the conductive contact seat are axially provided with steps matched with the limiting guide block.

Preferably, the fixing parts of the outer walls of the front and rear parts of the base are lugs with grooves, a barb structure is arranged on one side wall in each groove, the upper cover connecting part is a connecting block with a hook part, the connecting block is formed by downwards extending the bottom surface of the upper cover, the connecting block is inserted into the grooves, and the hook part of the connecting block is matched and locked with the barb structure.

Preferably, the connector comprises, in combination,

the end cover is positioned at one end side of one of the insulating bases;

the insulating base is a shell structure with an opening at one side, and the end cover is arranged at the opening side of the insulating base; the upper part of the front end plate of the shell structure is provided with a wiring through hole for inserting a lead; the top plate of the shell structure is provided with an insertion through hole; the top plate of the insulating base is provided with a convex block, and two side surfaces of the convex block are symmetrically provided with a guide groove;

a fixed column is convexly arranged on the inner side surface of the side plate corresponding to one side of the front end plate in the shell structure;

the side surfaces of the front end plate, the rear end plate and the top plate on the opening side of the shell structure are provided with a plurality of connecting holes, correspondingly, the outer side surface of the side plate and the inner side surface of the end cover are provided with connecting columns inserted into the connecting holes, so that the end cover and each insulating base are mutually buckled and connected into a whole;

the two sides of the end surface of the bottom plate of the shell structure are respectively provided with an accommodating groove, correspondingly, the lower parts of the outer side surfaces of the side plates and the inner side surfaces of the end covers are convexly provided with clamping blocks which can be inserted into the accommodating grooves, and the clamping blocks are inserted into the accommodating grooves to form a jack;

the five conductive terminals are respectively arranged in the five insulating base shell structures in a one-to-one correspondence mode, each conductive terminal comprises a base part and a connecting part which is formed by bending and extending upwards from one side of the base part, the top part which is formed by bending and extending upwards from the upper end of the connecting part is bent and extended inwards above the base part, the pins which can be inserted into the jacks are formed by bending and extending downwards from the front and the back of the other side of the base part respectively, and the two pins penetrate out of the bottom plate of the insulating base; the lower part of the front end of the connecting part is provided with a fixing through hole which can be sleeved on the fixing column on the inner side surface of the side plate of the insulating base, and the lower part of one side of the fixing through hole, close to the base, is provided with a limiting lug;

the five elastic pressing pieces are respectively arranged on the five conductive terminals in a one-to-one correspondence mode, each elastic pressing piece comprises a fixed base part, an elastic arm extending from one end of the fixed base part to be bent upwards in an arc shape and extending to be formed above the fixed part, and a contact part formed at one side of the tail end of the elastic arm; a limit groove clamped on the limit lug is arranged on one side of the fixed base part close to the conductive terminal; the tail end of the elastic arm is abutted against the bottom surface of the top of the conductive terminal;

the five rotary pressing buckles are respectively arranged in the insertion through holes of the top plate of the shell structure of the insulating base in a one-to-one correspondence mode, a pressing part is arranged at the front end of each rotary pressing buckle, short shafts are symmetrically and convexly arranged on two sides of the middle of each rotary pressing buckle and are inserted into the guide grooves on two side faces of the convex block of the top plate of the insulating base in a protruding mode, and the rotary pressing buckles can rotate 90 degrees through the short shafts; the lower part of the rear end of the rotary pressing buckle is arc-shaped, and a pressing part which is abutted against the contact part of the elastic pressing sheet is convexly arranged;

the inner side surface of the end cover is provided with a connecting support which can be inserted into the counter bores corresponding to the counter bores of the outer side surfaces of the front end plate and the rear end plate of the insulating base, and a fixing groove which is used for inserting the short shaft is arranged corresponding to the rotary pressing buckle short shaft.

Preferably, the outer side surface of the convex block on the top plate of the insulating base and the upper part of the inner side surface of the end cover are convexly provided with a clamping part, the rear end surface of the convex block is provided with a clamping groove matched with the clamping part, and the clamping part is embedded and buckled in the clamping groove, so that the end cover and each insulating base are mutually clamped and connected into a whole.

The utility model has the advantages that:

the utility model discloses a three-gear knob switch comes bypass layer door or sedan-chair door contact. The scheme replaces the traditional short circuit of a door lock loop by a short circuit wire, and meets the requirement of automatically entering an emergency electric/maintenance operation mode when a door lock bypass is carried out. The elevator is in a door lock bypass state and a normal running state, and is more intuitively represented through a mark language form.

Firstly, marking a bypass character on or near the landing door and the car door bypass device, and marking a bypass state or an off state of the bypass device;

the landing door closing contact, the landing door lock contact, the car door closing contact and the car door lock contact can be bypassed; the contacts of the landing door and the car door cannot be bypassed at the same time; for a manual landing door, a landing door closing contact and a landing door lock contact cannot be bypassed at the same time;

thirdly, when the independent monitoring signal confirms that the car door is in the closed position, the bypass car door allows the car to run after closing the contact; this requirement also applies to the case where the car door closing contacts and car door lock contacts are common.

The utility model discloses an above design can prevent the short circuit simultaneously of sedan-chair room door when satisfying elevator layer door and sedan-chair door designing requirement, has improved the security in the maintenance process.

Contrast past structure, elevator bypass contact protection device structure equipment process simplification improves to be convenient for the actual work production has shortened man-hour, the cost is reduced.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a top view of an embodiment of the present invention.

Fig. 3 is an exploded perspective view of the embodiment of the present invention 1.

Fig. 4 is an exploded perspective view of the embodiment of the present invention, fig. 2.

FIG. 5 is a top view of an embodiment of the present invention

Fig. 6 is a sectional view a-a of fig. 5.

Fig. 7 is an exploded perspective view of the embodiment of the present invention, fig. 3.

Fig. 8 is an exploded perspective view of the embodiment of the present invention 4.

Fig. 9 is an exploded perspective view 5 according to an embodiment of the present invention.

Fig. 10 is a perspective view of the embodiment of the present invention, in which the fixed base, the conductive contact seat, the conductive contact rotary seat and the conductive contact are engaged with each other.

Fig. 11 is a top view of fig. 10.

Fig. 12 is a sectional view taken along line B-B of fig. 11.

Fig. 13 is an exploded perspective view of the fixing base and the solder terminal according to the embodiment of the present invention.

Fig. 14 is a perspective view of the fixing base according to the embodiment of the present invention.

Fig. 15 is an exploded perspective view of the connector according to the embodiment of the present invention 1.

Fig. 16 is an exploded perspective view of the connector according to the embodiment of the present invention, fig. 2.

Fig. 17 is an exploded perspective view of the connector according to the embodiment of the present invention, fig. 5.

Fig. 18 is an exploded perspective view of the connector according to the embodiment of the present invention, fig. 4.

Detailed Description

Referring to fig. 1-18, the elevator bypass contact protection device of the present invention comprises:

the base 1 is a shell with an opening at the upper end, the frame at the front part of the base is in an isosceles trapezoid structure, and the frame at the rear part of the base is in a square structure; the middle part of the base 1 is provided with a shaft hole 101 and fixing holes 102 and 102 ' positioned at two sides of the shaft hole 101, and the outer walls at two sides of the front part and the rear part of the base 1 are respectively provided with a fixing

part

103, 103 ', 104 and 104 ' in a protruding way;

the printed circuit board 2 is arranged in the base 1, and the front part and the rear part of the printed circuit board are in an isosceles trapezoid structure and a square structure which are matched with the front part and the rear part of the base 1; the front part of the printed circuit board 2 corresponds to three side parts of the isosceles trapezoid structure, and each side part is respectively provided with two pairs of jacks 21 and 21 '(taking the jacks 21 and 21' as an example, the same applies below) to form a six-pair jack layout; five rows of through holes are arranged in parallel at the rear part of the square structure of the printed circuit board 2, each row is provided with two through holes 22, wherein four rows correspond to a pair of jacks in three edges of the front part of the printed circuit board 2 respectively, and the other row corresponds to the rest four jacks in the edge of the front part of the printed circuit board; the middle part of the printed circuit board 2 is provided with a central hole 23 corresponding to the shaft hole 101 of the base 1;

the fixed base 3 is arranged above the front part of the printed circuit board 2, is in an isosceles trapezoid structure matched with the front part of the printed circuit board 2, and is provided with a fixed column 31 (taking the fixed column 31 as an example, the same below) and a slot structure 32 formed by surrounding the fixed column 31 in a protruding mode corresponding to each pair of jacks respectively, and a connecting through hole 33 'which are communicated with each pair of jacks 21 and 21' up and down are arranged at the bottom in each slot structure 32 and at two sides of the fixed column 31; a connecting shaft hole 34 is arranged at the center of the rear part of the fixed base 3 corresponding to the central hole 23 of the printed circuit board 2;

six solder terminals 4 (taking the solder terminal 4 as an example, the same applies below) respectively arranged in six fixing posts 31 and slots 32 on the fixing base 3, wherein the upper part of the solder terminal 4 is provided with a sleeve 41 which is sleeved on the fixing post 31, and the lower part of the solder terminal 4 is provided with two pins 42 and 42 ' which are respectively inserted into the connecting through holes 33 and 33 ' of the fixing base 3 and the insertion holes 21 and 21 ' of the printed circuit board 2;

the conductive contact seat 5 is arranged at the rear part of the upper end surface of the fixed base 3, the front part of the conductive contact seat is provided with an accommodating groove 51 with an opening at the front end, the center of the rear part of the conductive contact seat is provided with a rotating shaft hole 52, the conductive contact seat is connected with the upper part of the rotating shaft 6 and the lower part of the conductive contact seat is connected with a connecting shaft hole 34 which sequentially passes through the rear part of the fixed base 3, a central hole 23 of the printed circuit board 2 and a shaft hole 101 in the middle part of the base 1, and the conductive contact seat is locked on the bottom surface of the;

the conductive contact rotating seat 7 is of a sleeve pipe structure and is sleeved at the front part of the conductive contact seat 5, a connecting column 71 is axially arranged in the conductive contact rotating seat 7, the connecting column 71 is inserted in the accommodating groove 51 at the front part of the conductive contact seat 5, a connecting hole 711 is axially arranged on the connecting column 71, a pin 72 is arranged in the connecting hole 711, and the other end of the pin 72 is arranged on the rotating shaft 6 in a penetrating manner; a spring 73 is sleeved outside the connecting column 71, and one end of the spring 73 is abutted against the bottom in the accommodating groove 51; the two sides of the front end surface of the conductive contact rotating seat 7 are provided with insertion grooves 74;

the conductive contact 8 is a ring body, two ends of the conductive contact 8 are inserted into the insertion grooves 74 on two sides of the front end surface of the conductive contact rotating base 7, and the conductive contact 8 can simultaneously contact and conduct the two solder terminals 4 on the two fixed columns 31 on each side part of the isosceles trapezoid structure on the front part of the fixed base 3;

the connector 9 is arranged at the rear part of the upper end face of the printed circuit board 2, five conductive terminals 91 are arranged on the connector 9, and each conductive terminal 91 is provided with two pins which are respectively inserted into five rows of connecting holes 22 which are arranged in parallel at the rear part of the printed circuit board 2;

the upper cover 10 is a shell structure with an opening at the lower end, the front part of the upper cover is an isosceles trapezoid structure and a square frame structure which are matched with the front part and the rear part of the base 1 in shape, and the rear part of the upper cover 10 is provided with a hollow structure 1001 for the connector 9 to penetrate through; connecting parts 1002 and 1002 'matched with the fixing

parts

103 and 104 on the outer walls of the front and the rear parts of the base 1 are respectively arranged on the front and the rear sides of the upper cover 10 (taking the connecting parts 1002 and 1002' as an example, the same applies below); a central shaft hole 1003 for the rotating shaft 6 to pass through is arranged in the center of the top surface of the upper cover 10, an arc-shaped fixture block 1004 is convexly arranged at the front part of the top surface, a notch 10041 is arranged at the upper edge of the middle part of the upper cover, and fixing connection holes 1005 and 1005 'corresponding to the fixing holes 102 and 102' of the base 1 are arranged at the two sides of the upper cover 10;

the label 11 is arc-shaped, is arranged at the front part of the top surface of the upper cover 10, corresponds to three side parts of an isosceles trapezoid structure at the front part of the fixed base 3, and respectively marks a layer door bypass, a normal layer door bypass and a car door bypass;

the knob 12 is a shell structure with an opening at the lower end, an observation window 121 is arranged in the center of the front part of the knob 12, and the size of the observation window 121 corresponds to one of the three marks on the label 11; a shaft sleeve 122 is arranged at the rear part in the knob 12, the shaft sleeve 122 is covered on the rotating shaft 6 and is connected with the rotating shaft 6 through a connecting pin 13; the shell structure of the knob 12 at the observation window 121 is further provided with an annular clamping groove 123 matched with the arc-shaped clamping block 1003 convexly arranged on the front part of the top surface of the upper cover 10 and a baffle 124 positioned in front of the shaft sleeve 122, inserting structures 1241 are arranged on the front two sides of the baffle 124, and a through hole 1242 for the connection pin 13 to penetrate is arranged on the baffle 124;

the knob spring buckle 14 comprises a vertically arranged holding part 141, a connecting part 142 formed by downwardly extending from the holding part 141 and upwardly bending, an elastic part 143 formed by upwardly extending from the connecting part 142, and a retaining part 144 formed by upwardly extending from the elastic part 143; the holding portion 141 is inserted into the inserting structure 1241 on the front two sides of the baffle 124 and abuts against the outer end of the connecting pin 13, and the elastic portion 143 is located in the limit notch 10041 on the upper edge of the middle portion of the arc-shaped latch 1004.

Preferably, the two sides of the connection post 71 in the conductive contact rotating base 7 are protruded with a limiting guide block 712, and correspondingly, the middle parts of the inner walls of the two sides of the accommodating groove 51 in the front part of the conductive contact base 5 are provided with steps 511 matched with the limiting guide block 712 along the axial direction.

Preferably, the fixing portions 103 (taking the fixing portions 103 as an example, the same applies hereinafter) on the outer walls of the front and the rear of the base 1 are the protrusions 1031 with the grooves 1032, a barb structure is provided on one side wall inside the groove 1032, the connecting portion 1002 of the upper cover 10 is a connecting block 100221 with a hook portion 10022 formed by extending downward from the bottom surface of the upper cover 10, the connecting block 100221 is inserted into the groove 1032, and the hook portion 10022 is locked with the barb structure.

Referring to fig. 15 to 18, the connector 9 of the present invention includes,

five insulating bases 91 (taking the insulating base 91 as an example, the same applies below) which are connected with each other in a snap-fit manner, and an end cover 95 which is positioned at one end side of one of the insulating bases;

the insulating base 91 is a shell structure with an opening at one side, and the end cover 95 is arranged at the opening side of the insulating base 91; the upper part of the front end plate of the shell structure is provided with a wiring through hole 911 for inserting a lead; the top plate of the housing structure is provided with an insertion through hole 912; a bump 919 is arranged on the top plate of the insulating base 91, and two guide grooves 9191 are symmetrically arranged on two side surfaces of the bump 919;

a fixed column 913 is convexly arranged on the inner side surface of the side plate corresponding to one side of the front end plate in the shell structure;

a plurality of connecting holes 914 are formed in the side surfaces of the front end plate, the rear end plate and the top plate on the opening side of the shell structure, and correspondingly, connecting columns 915 and connecting struts 951 inserted into the connecting holes 914 are formed in the outer side surfaces of the side plates and the inner side surface of the end cover 95, so that the end cover 95 and the insulating bases 91 are mutually connected into a whole in a buckling manner;

the two sides of the end surface of the bottom plate of the shell structure are respectively provided with an accommodating groove 916, 916 ', the corresponding lower part of the outer side surface of the side plate and the lower part of the inner side surface of the end cover 95 are convexly provided with clamping

blocks

917, 953 which can be inserted into the accommodating grooves 916, 916 ', and the clamping blocks 917, 953 are inserted into the accommodating grooves 916, 916 ' to form an insertion hole;

five conductive terminals 92, which are respectively and correspondingly arranged in the housing structure of the five insulating bases 91 one by one, wherein each conductive terminal 92 comprises a base 921, a connecting part 922 bent and extended upwards from one side of the base 921, a top 923 bent and extended inwards from the upper end of the connecting part 922 above the base 921, and pins 924, 924 ' bent and extended downwards from the front and back of the other side of the base 921 respectively to form a pin 924, 924 ' which can be inserted into the jack, and the two pins 924, 924 ' penetrate out of the bottom plate of the insulating base 91; a fixing through hole 9221 capable of being sleeved on the fixing column 913 on the inner side surface of the side plate of the insulating base 91 is formed in the lower portion of the front end of the connecting portion 922, and a limit bump 9222 is arranged at a position, close to the base 921, on the lower portion of one side of the fixing through hole 9221;

five spring pressing pieces 93 which are respectively arranged on the five conductive terminals 92 in a one-to-one correspondence manner, wherein each spring pressing piece 93 comprises a fixed base portion 931, a connecting portion 932 formed by extending from one end of the fixed base portion 931 to bend and extend upwards in an arc shape, an elastic arm 933 extending upwards from the connecting portion 932 to be above the fixed base portion 931, and a contact portion 934 formed at one side of the tail end of the elastic arm 933; a limit groove 9311 clamped on the limit bump 9222 is arranged on one side of the fixed base 931 close to the conductive terminal 92; the ends of the elastic arms 932 abut against the bottom surfaces of the tops 923 of the conductive terminals 91;

five rotary pressing buckles 94 are respectively arranged in the insertion through holes 912 of the top plate of the shell structure of the insulating base 91 in a one-to-one correspondence manner, the front ends of the rotary pressing buckles 94 are provided with a pressing part 941, two sides of the middle part of the rotary pressing buckles are symmetrically and convexly provided with a short shaft 942 and are inserted into the guide grooves 9191 on two sides of the top plate bump 919 of the insulating base, and the rotary pressing buckles 94 can rotate 90 degrees by the short shafts; the lower part of the rear end of the rotary press buckle 94 is arc-shaped, and a press connection part 943 which is connected with the contact part 934 of the elastic pressing sheet 93 in a protruding way is arranged;

the inner side of the end cap 95 is provided with a plurality of connecting pillars 951 corresponding to the connecting holes 914 on the front and rear end plates and the top plate of the insulating base 91, and a fixing groove 952 for inserting the short shaft 942 is provided corresponding to the short shaft 942 of the rotary press 94, and the upper end of the end cap 95.

Preferably, the top plate of the insulating base 91 is provided with a

locking part

9192, 954 protruding from the outer side surface of the bump 919 and the inner side surface of the end cap 95, the rear end surface of the bump 919 is provided with a locking groove 9193 matching with the

locking part

9192, 954, and the

locking part

9192, 954 is embedded in the locking groove 9193, so that the end cap 95 and each insulating base 91 are locked and connected into a whole.

Claims

1. An elevator bypass contact protection device, comprising:

the label is arc-shaped, is arranged in front of the top surface of the upper cover and corresponds to three side parts of the isosceles trapezoid structure at the front part of the fixed base;

2. The elevator bypass contact protection device according to claim 1, wherein the conductive contact rotating seat has a connecting column with limiting guide blocks protruding from both sides thereof, and correspondingly, the conductive contact rotating seat has a front portion with steps axially disposed on the middle portions of the inner walls of the two sides of the receiving groove.

3. The elevator bypass contact protection device according to claim 1, wherein the fixing portions of the outer walls of the front and rear portions of the base are protrusions having grooves, a side wall of the groove is provided with a barb structure, the cover connecting portion is a connecting block having a hook portion and extending downward from the bottom surface of the cover, the connecting block is inserted into the groove, and the hook portion of the connecting block is locked with the barb structure.

4. The elevator bypass contact protection device according to claim 1, wherein the fixing portions of the outer walls of the front and rear portions of the base are protrusions having grooves, a side wall of the groove is provided with a barb structure, the cover connecting portion is a connecting block having a hook portion and extending downward from the bottom surface of the cover, the connecting block is inserted into the groove, and the hook portion of the connecting block is locked with the barb structure.

5. The elevator bypass contact protection device of claim 1, wherein the connector comprises,

the end cover is positioned at one end side of one of the insulating bases;

the five elastic pressing sheets are respectively arranged on the five conductive terminals in a one-to-one correspondence mode, each elastic pressing sheet comprises a fixed base part, an elastic arm extending from one end of the fixed base part to be bent upwards in an arc shape and extending to be formed above the fixed base part, and a contact part formed at one side of the tail end of the elastic arm; a limit groove clamped on the limit lug is arranged on one side of the fixed base part close to the conductive terminal; the tail end of the elastic arm is abutted against the bottom surface of the top of the conductive terminal;

6. The elevator bypass contact protection device according to claim 5, wherein a locking portion is protruded from an outer side surface of the protrusion on the top plate of the insulation base and an upper portion of an inner side surface of the end cap, a locking groove engaged with the locking portion is formed on a rear end surface of the protrusion, and the locking portion is engaged with the locking groove, so that the end cap and each insulation base are integrally locked to each other.