CN217846556U

CN217846556U - Multiple protection type circuit breakpoint detector

Info

Publication number: CN217846556U
Application number: CN202222129707.5U
Authority: CN
Inventors: 李亚飞
Original assignee: Shanghai Institute of Measurement and Testing Technology
Current assignee: Shanghai Institute of Measurement and Testing Technology
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-18
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a multiple protection type circuit breakpoint detector relates to circuit detection area, including first protecting crust and breakpoint detector, be provided with inductive probe on the breakpoint detector, be provided with installation mechanism in the first protecting crust, fixedly connected with fixed pin on the first protecting crust, the outside of fixed pin is rotated and is connected with the second protecting crust, second protecting crust and first protecting crust contact. Through installing the breakpoint detector in the first protecting crust of a side opening, rotate one hundred eighty degrees after the breakpoint detector uses like this for inductive probe on the breakpoint detector is arranged in first protecting crust, prevents that inductive probe from being broken by accident, sets up in the outside of first protecting crust moreover can the pivoted second protecting crust, when the rotatory back of accomodating of breakpoint detector, can carry out the shutoff with the side opening of first protecting crust with the second protecting crust, thereby further protection to the breakpoint detector.

Description

Multiple protection type circuit breakpoint detector

Technical Field

The utility model relates to a circuit detection area especially relates to a multiple protection type circuit breakpoint detector.

Background

The test pencil is one kind as circuit breakpoint detector, and is a conventional tool of domestic appliance, supply socket, transmission line maintenance that commonly uses, for example a non-contact domestic transmission line breakpoint simple detector that patent grant publication No. CN211293050U provided, belongs to transmission line detection apparatus technical field. The induction probe comprises an assembly pipe, a handle, an induction probe and a circuit board, wherein the assembly pipe is installed at the front end of the handle in a threaded manner, the circuit board is installed in the assembly pipe, the induction probe is arranged at the front end of the assembly pipe, and one end of the induction probe extends into the assembly pipe and is connected with the circuit board; the battery pack is movably arranged in the handle, a power switch is arranged on the outer surface of the handle, and the battery pack is connected with the circuit board through the power switch. The non-contact simple detector for the breakpoint of the household power transmission line has the characteristics of simple structure and convenience in manufacturing, can accurately and quickly find the breakpoint of the household power transmission line, and solves the problems that when the existing power transmission line is broken, the breakpoint is difficult to find out, the use of household appliances is influenced, the fault finding is time-consuming and labor-consuming, and the power transmission line can only be replaced under normal conditions; is particularly suitable for the use in the life of residents.

However, the induction probe in the prior art is exposed outside, lacks necessary protection measures, and is easy to bend or be accidentally broken, which inevitably leads to the reduction of the service life. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multiple protection type circuit breakpoint detector has solved inductive probe among the prior art and has exposed outside, lacks necessary safeguard measure, appears buckling easily or by the unexpected condition of rupture, will certainly lead to life's the technical problem who descends like this.

For solving the technical problem, the utility model provides a pair of multiple protection type circuit breakpoint detector, including first protecting crust and breakpoint detector, be provided with inductive probe on the breakpoint detector, be provided with installation mechanism in the first protecting crust, fixedly connected with fixed pin on the first protecting crust, the outside of fixed pin is rotated and is connected with the second protecting crust, second protecting crust and first protecting crust contact, sliding connection has the locating pin in the first protecting crust, locating pin and breakpoint detector sliding connection, be provided with first spring in the first protecting crust, the one end and the locating pin fixed connection of first spring, the other end fixed connection of first spring is in the internal surface of first protecting crust.

Preferably, the inner side of the second protective shell is fixedly connected with a rubber clamping pad, and the rubber clamping pad is in contact with the first protective shell. Through the design of rubber card pad, have limiting displacement to the second protective housing.

Preferably, the breakpoint detector is provided with a positioning groove, and the positioning groove is in sliding connection with the positioning pin. Through the design of constant head tank, with the locating pin cooperation, have the positioning action to the breakpoint detector.

Preferably, installation mechanism is including installation lid, bolt, jack, fender ring, pull ring, second spring and ball, the installation lid is installed through the screw in the outside of first protecting sheathing, sliding connection has the bolt in the installation lid, bolt and first protecting sheathing sliding connection, bolt and breakpoint detector sliding connection, fixedly connected with fender ring and pull ring on the jack, keep off the internal surface contact of ring and first protecting sheathing, the second spring has been cup jointed to the outside of bolt, the one end and the fender ring fixed connection of second spring, the other end and the installation lid fixed connection of second spring. Through the design of installation mechanism, the dismouting of breakpoint detector of being convenient for.

Preferably, the breakpoint detector is provided with a jack, and the jack is connected with the plug pin in a sliding manner. Through the design of jack, with the bolt cooperation, have limiting displacement to the breakpoint detector.

Preferably, the baffle ring is provided with balls, and the balls are in contact with the inner surface of the first protective shell. Through the design of ball, can reduce the frictional force between fender ring and the first protecting crust.

Compared with the prior art, the utility model provides a pair of multiple protection type circuit breakpoint detector has following beneficial effect:

the utility model provides a multiple protection type circuit breakpoint detector, through installing the breakpoint detector in a lateral opening first protecting crust, rotatory one hundred eighty degrees after the breakpoint detector uses like this for inductive probe on the breakpoint detector is arranged in first protecting crust, prevent that inductive probe from being broken by accident, in addition outside setting at first protecting crust can the pivoted second protecting crust, after the breakpoint detector is rotatory to be accomodate, can carry out the shutoff with the lateral opening of first protecting crust with the second protecting crust, thereby further protection to the breakpoint detector.

The utility model provides a multiple protection type circuit breakpoint detector, through set up installation mechanism in first protecting crust, installation mechanism is including installation lid, bolt, jack, fender ring, pull ring, second spring and ball, wherein the bolt stretches out and draws back through the second spring, and in the bolt can insert the jack on the breakpoint detector after passing first protecting crust, through the cooperation of bolt and jack like this, not only be convenient for the installation and the dismantlement of breakpoint detector, can regard as the support that turns to when accomodating for the breakpoint detector moreover.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front cross-sectional view of the present invention in fig. 1;

FIG. 3 is an enlarged view of the point A of FIG. 2 according to the present invention;

fig. 4 is an enlarged view of the point B in fig. 2 according to the present invention.

Reference numbers in the figures: 1. a first protective shell; 2. a breakpoint detector; 3. an inductive probe; 4. an installation mechanism; 41. installing a cover; 42. a bolt; 43. a jack; 44. a baffle ring; 45. a pull ring; 46. a second spring; 47. a ball bearing; 5. a fixing pin; 6. a second protective shell; 7. a rubber clamping pad; 8. positioning pins; 9. positioning a groove; 10. a second spring.

Detailed Description

Referring to fig. 1 and 2, a multiple protection type circuit breakpoint detector comprises a first protection shell 1 and a breakpoint detector 2, wherein an inductive probe 3 is arranged on the breakpoint detector 2, an installation mechanism 4 is arranged in the first protection shell 1, a fixing pin 5 is fixedly connected to the first protection shell 1, a second protection shell 6 is rotatably connected to the outside of the fixing pin 5, the second protection shell 6 is in contact with the first protection shell 1, a rubber clamping pad 7 is fixedly connected to the inner side of the second protection shell 6, the rubber clamping pad 7 is in contact with the first protection shell 1, and the second protection shell 6 is limited by the design of the rubber clamping pad 7.

Referring to fig. 4, a positioning pin 8 is slidably connected in the first protective shell 1, the positioning pin 8 is slidably connected with the breakpoint detector 2, a positioning groove 9 is formed in the breakpoint detector 2, the positioning groove 9 is slidably connected with the positioning pin 8, and the positioning groove 9 is matched with the positioning pin 8 through the design of the positioning groove 9 to position the breakpoint detector 2, a first spring 10 is arranged in the first protective shell 1, one end of the first spring 10 is fixedly connected with the positioning pin 8, and the other end of the first spring 10 is fixedly connected to the inner surface of the first protective shell 1.

Referring to fig. 1, 2, and 3, the mounting mechanism 4 includes a mounting cover 41, a plug 42, a socket 43, a retainer ring 44, a pull ring 45, a second spring 46, and balls 47, the mounting cover 41 is mounted outside the first protective housing 1 through screws, the plug 42 is slidably connected in the mounting cover 41, the plug 42 is slidably connected to the first protective housing 1, the plug 42 is slidably connected to the breakpoint detector 2, the socket 43 is formed on the breakpoint detector 2, the socket 43 is slidably connected to the plug 42, and is matched with the plug 42 through the design of the socket 43 to limit the breakpoint detector 2, the retainer ring 44 and the pull ring 45 are fixedly connected to the plug 42, the retainer ring 44 is in contact with the inner surface of the first protective housing 1, the balls 47 are arranged on the retainer ring 44, the balls 47 are in contact with the inner surface of the first protective housing 1, the friction between the retainer ring 44 and the first protective housing 1 can be reduced through the design of the balls 47, the second spring 46 is sleeved outside the plug 42, one end of the second spring 46 is fixedly connected to the retainer ring 44, and the other end of the mounting cover 41 is fixedly connected to the mounting cover 41. Through the design of installation mechanism 4, the dismouting of breakpoint detector 2 of being convenient for.

The working principle is as follows: when the breakpoint detector 2 is used, the breakpoint detector 2 is rotated by one hundred eighty degrees by taking the bolt 42 as an axis, the positioning pin 8 slides in the first protective shell 1 and leaves the current positioning groove 9 due to the reaction force of the breakpoint detector 2 after the breakpoint detector 2 is used, the positioning pin 8 compresses the first spring 10 while sliding, the positioning pin 8 is pushed back by the first spring 10 to reset and pushed into the other positioning groove 9 on the breakpoint detector 2 to position the breakpoint detector 2 again after the breakpoint detector 2 is replaced, and the sensing probe 3 on the breakpoint detector 2 is placed in the first protective shell 1 at the moment, so that the sensing probe 3 can be protected to prevent the sensing probe 3 from being broken accidentally, then the second protective shell 6 is rotated, the second protective shell 6 rotates by taking the fixing pin 5 as an axis, and when the rubber clamping pad 7 on the second protective shell 6 is positioned on the side surface of the first protective shell 1, so that the sensing probe 3 is further protected;

the later stage is as required to dismantle the maintenance to breakpoint detector 2, only needs pulling ring 45, and pulling ring 45 drives bolt 42 and removes, can compress second spring 46 through keeping off ring 44 when bolt 42 removes, and bolt 42 leaves in jack 43 on breakpoint detector 2 afterwards to remove the restriction to breakpoint detector 2, then can take off breakpoint detector 2 and overhaul simple and convenient.

Claims

1. The utility model provides a multiple protection type circuit breakpoint detector, includes first protecting crust (1) and breakpoint detector (2), its characterized in that, be provided with inductive probe (3) on breakpoint detector (2), be provided with installation mechanism (4) in first protecting crust (1), fixedly connected with fixed pin (5) on first protecting crust (1), the outside rotation of fixed pin (5) is connected with second protecting crust (6), second protecting crust (6) and first protecting crust (1) contact, sliding connection has locating pin (8) in first protecting crust (1), locating pin (8) and breakpoint detector (2) sliding connection, be provided with first spring (10) in first protecting crust (1), the one end and locating pin (8) fixed connection of first spring (10), the other end fixed connection of first spring (10) is in the internal surface of first protecting crust (1).

2. The multiple protection type circuit breakpoint detector according to claim 1, wherein a rubber clamping pad (7) is fixedly connected to the inner side of the second protection shell (6), and the rubber clamping pad (7) is in contact with the first protection shell (1).

3. The multiple protection type circuit breakpoint detector according to claim 1, wherein a positioning groove (9) is formed in the breakpoint detector (2), and the positioning groove (9) is slidably connected with the positioning pin (8).

4. The multiple protection type circuit breakpoint detector is characterized in that the installation mechanism (4) comprises an installation cover (41), a plug pin (42), a jack (43), a baffle ring (44), a pull ring (45), a second spring (46) and a ball (47), the installation cover (41) is installed outside the first protection shell (1) through screws, the plug pin (42) is connected in the installation cover (41) in a sliding mode, the plug pin (42) is connected with the first protection shell (1) in a sliding mode, the plug pin (42) is connected with the breakpoint detector (2) in a sliding mode, the baffle ring (44) and the pull ring (45) are fixedly connected to the plug pin (42), the baffle ring (44) is in contact with the inner surface of the first protection shell (1), the second spring (46) is sleeved outside the plug pin (42), one end of the second spring (46) is fixedly connected with the baffle ring (44), and the other end of the second spring (46) is fixedly connected with the installation cover (41).

5. The multiple protection circuit breakpoint detector according to claim 4, wherein a jack (43) is formed on the breakpoint detector (2), and the jack (43) is slidably connected to the latch (42).

6. A multiple protection type circuit breakpoint detector according to claim 4, wherein a ball (47) is disposed on the baffle ring (44), and the ball (47) is in contact with an inner surface of the first protection shell (1).