CN214622992U

CN214622992U - Electric leakage detection device for electric fire fighting

Info

Publication number: CN214622992U
Application number: CN202120307914.8U
Authority: CN
Inventors: 汪宜耀
Original assignee: Shenzhen Dingan Fire Detection Co ltd
Current assignee: Shenzhen Dingan Fire Detection Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-05
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses an electric fire-fighting electric leakage detection device, which comprises a pen cap, an insulating shell and a metal pen holder, wherein the bottom end of the insulating shell is of an open structure, a bearing is arranged at the bottom end of the insulating shell, an internal thread sleeve is arranged at the bottom end of the insulating shell through the bearing, a section of thread is arranged on the surface of the metal pen holder, the internal thread sleeve is connected with the metal pen holder through the thread, one end of the metal pen holder extends to the inside of the insulating shell through the opening at the bottom of the insulating shell, one end of the metal pen holder, which is positioned in the insulating shell, is fixedly provided with a metal limiting plate, and the top of the metal limiting plate is fixedly provided with a resistor, and the metal pen holder can be protected, so that the metal pen holder cannot be damaged when the metal pen holder is idle.

Description

Electric leakage detection device for electric fire fighting

Technical Field

The utility model relates to an electric leakage detection technical field specifically is an electric fire control electric leakage detection device.

Background

Leakage is current leakage due to insulation damage or other causes. The electric leakage can be generated when a certain potential difference exists between the electric appliance shell and a live wire of a mains supply after the electric appliance shell and the live wire of the mains supply are communicated for some reason and the ground.

Leakage detection device can be used to the in-process that carries out fire control electric leakage detection to the circuit, generally can adopt the test pencil to carry out preliminary electric leakage detection, and general test pencil pen-holder is mostly fixed knot structure, can't carry out the regulation of length to the pen-holder as required when detecting the circuit, lead to being not convenient for detect some circuits, and general test pencil pen-holder directly exposes outside, do not carry out protection processing effectively to the pen-holder when the test pencil is idle, make the pen-holder damage easily, lead to unable normal use test pencil, consequently, we have proposed an electric fire control electric leakage detection device solution problem in order to solve this some problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric fire control electric leakage detection device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric leakage detection device for fire fighting comprises a pen cap, an insulating shell and a metal pen holder, wherein the bottom end of the insulating shell is of an open structure, a bearing is installed at the bottom end of the insulating shell, an inner thread sleeve is installed at the bottom end of the insulating shell through the bearing, a section of thread is arranged on the surface of the metal pen holder, the inner thread sleeve is connected with the metal pen holder through the thread, one end of the metal pen holder is extended to the inside of the insulating shell through the opening at the bottom of the insulating shell, the metal pen holder is located at one end of the inside of the insulating shell and is fixedly provided with a metal limiting plate, a resistor is fixedly installed at the top of the metal limiting plate, installation blocks are fixedly installed above two sides in the insulating shell, a neon tube is fixedly installed between the installation blocks, and a metal block is fixedly installed at the top end of the neon tube, the top of insulating casing is provided with the metal pen tail, the below on insulating casing surface is provided with first solid fixed ring, the top equidistant of cap for brush inner wall is provided with the solid fixed ring of two seconds, insulating casing with pass through between the cap for brush first solid fixed ring and two the solid fixed ring looks joint of second.

Preferably, the insulating casing has inside both sides lateral wall's below all seted up the spout, twice the inside of spout all is provided with the slider, the both sides of metal limiting plate respectively with two the one end fixed connection of slider.

Preferably, one end of the resistor is fixedly provided with a spring, and one end of the spring is fixedly connected with the bottom end of the neon tube.

Preferably, a limiting ring is fixedly mounted on the inner side of the opening at the bottom end of the insulating shell, and one end of the metal pen holder is of a conical structure.

Preferably, one end of the metal block is fixedly connected with the surface of the metal pen tail, and a metal pen clip is arranged on one side of the metal pen tail.

Preferably, the bottom of the inner side of the pen cap is provided with a rubber block, and the top of the rubber block is provided with a placing groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization stretches out and draws back with the metal pen-holder as needs, and rotatable internal thread cover drives the metal pen-holder through the screw thread that sets up and reciprocates to the length that extends in adjustable metal pen-holder follow insulating casing, thereby be convenient for detect some circuits, can protect the metal pen-holder through the cap for the pen that sets up, make the metal pen-holder can not receive the harm when idle.

Drawings

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

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

in the figure: 1. a pen cap; 2. a thread; 3. an insulating housing; 4. a spring; 5. mounting blocks; 6. a neon tube; 7. a metal block; 8. a metal pen tail; 9. a metal pen card; 10. an internal thread sleeve; 11. a metal pen holder; 12. a limiting ring; 13. a first retaining ring; 14. a resistance; 15. a metal limiting plate; 16. a second retaining ring; 17. a bearing; 18. a rubber block; 19. a placement groove; 20. a chute; 21. a slide block.

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. 1-3, the present invention provides a technical solution: the utility model provides an electric fire control electric leakage detection device technical scheme, including cap for brush 1, insulating casing 3 and metal pen-holder 11, the bottom of insulating casing 3 is open structure, bearing 17 is installed to the bottom of insulating casing 3, internal thread cover 10 is installed through bearing 17 to the bottom of insulating casing 3, the surface of metal pen-holder 11 is provided with one section screw thread 2, internal thread cover 10 is connected with metal pen-holder 11 through screw thread 2, the one end of metal pen-holder 11 extends to the inside of insulating casing 3 through the opening of insulating casing 3 bottom, if need stretch out and draw back metal pen-holder 11, rotatable internal thread cover 10 drives metal pen-holder 11 through the screw thread 2 that sets up and reciprocates, thereby the length that adjustable metal pen-holder 11 extends out from insulating casing 3, thereby be convenient for detect some circuits, the one end fixed mounting that metal pen-holder 11 is located insulating casing 3 inside has metal limiting plate 15, top fixed mounting of metal limiting plate 15 has resistance 14, the equal fixed mounting in top of 3 inside both sides of insulating casing has installation piece 5, fixed mounting has neon tube 6 between two installation pieces 5, the top fixed mounting of neon tube 6 has metal block 7, the top of insulating casing 3 is provided with metal pen tail 8, the below on 3 surfaces of insulating casing is provided with first solid fixed ring 13, the top equidistant of cap 1 inner wall is provided with the solid fixed ring 16 of two seconds, through the solid fixed ring 16 looks joints of first solid fixed ring 13 and two seconds between insulating casing 3 and the cap 1, cap 1 through the setting can protect metal pen-holder 11, make metal pen-holder 11 can not receive the harm when idle.

Preferably, the sliding grooves 20 are formed in the lower portions of the side walls on the two sides inside the insulating shell 3, the sliding blocks 21 are arranged inside the two sliding grooves 20, the two sides of the metal limiting plate 15 are fixedly connected with one ends of the two sliding blocks 21 respectively, and the two sides of the metal limiting plate 15 are connected with the sliding blocks 21, so that when the internal thread sleeve 10 rotates, the metal pen holder 11 cannot rotate along with the rotation of the internal thread sleeve 10.

Preferably, one end of the resistor 14 is fixedly provided with a spring 4, one end of the spring 4 is fixedly connected with the bottom end of the neon tube 6, and the metal penholder 11 can still be connected with the neon tube 6 when being extended through the arranged spring 4.

Preferably, the inner side of the bottom opening of the insulating casing 3 is fixedly provided with a limiting ring 12, one end of the metal pen holder 11 is of a conical structure, and the metal pen holder 11 cannot be separated from the insulating casing 3 when extending through the limiting ring 12.

Preferably, the one end of metal block 7 is connected with the fixed surface of metal pen tail 8, and one side of metal pen tail 8 is provided with metal pen card 9, can be convenient for accomodate this device through the metal pen card 9 that sets up to and be convenient for carry this device.

Preferably, the bottom of the inner side of the cap 1 is provided with a rubber block 18, the top of the rubber block 18 is provided with a placing groove 19, and one end of the metal pen holder 11 can be protected to a certain extent through the arranged rubber block 18 and the placing groove 19, so that the metal pen holder 11 is prevented from being damaged.

The working principle is as follows: before using, examine the security of each structure of this device earlier, when using electric fire control electric leakage detection device, if need stretch out and draw back metal pen-holder 11, rotatable internal thread cover 10 drives metal pen-holder 11 through the screw thread 2 that sets up and reciprocates, thereby the length that extends in adjustable metal pen-holder 11 follow insulating casing 3, thereby be convenient for detect some circuits, because metal limiting plate 15 both sides are connected with slider 21, therefore, when internal thread cover 10 is rotatory, metal pen-holder 11 can not be rotatory along with the rotation of internal thread cover 10, through the spring 4 that sets up, can make metal pen-holder 11 still be connected with neon tube 6 when extending, can protect metal pen-holder 11 through cap 1 that sets up, make metal pen-holder 11 can not receive the harm when idle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and any standard components found in known art that may be commercially available or commercially available and may be readily customized based on the teachings of the specification and the drawings, and that the particular connection between the various components is by conventional means well known in the art, and that the machine, component, or apparatus is by model and circuit connection is by conventional means well known in the art, and will not be described in detail herein.

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 an electric fire control electric leakage detection device, includes cap for brush (1), insulating casing (3) and metal pen-holder (11), its characterized in that: the bottom of insulating casing (3) is open structure, bearing (17) are installed to the bottom of insulating casing (3), the bottom of insulating casing (3) is passed through internal thread cover (10) is installed in bearing (17), the surface of metal pen-holder (11) is provided with one section screw thread (2), internal thread cover (10) are passed through screw thread (2) with metal pen-holder (11) are connected, the one end of metal pen-holder (11) is passed through the opening of insulating casing (3) bottom extends to the inside of insulating casing (3), metal pen-holder (11) are located the inside one end fixed mounting of insulating casing (3) has metal limiting plate (15), the top fixed mounting of metal limiting plate (15) has resistance (14), the equal fixed mounting in top of the inside both sides of insulating casing (3) has installation piece (5), two fixed mounting has neon tubing (6) between installation piece (5), the top fixed mounting of neon tubing (6) has metal block (7), the top of insulating casing (3) is provided with metal pen tail (8), the below on insulating casing (3) surface is provided with first solid fixed ring (13), the top equidistant of cap for brush (1) inner wall is provided with two solid fixed ring of second (16), insulating casing (3) with pass through between cap for brush (1) first solid fixed ring (13) and two the solid fixed ring of second (16) looks joint.

2. An electrical leakage fire fighting device according to claim 1, characterized in that: sliding chutes (20) are formed in the lower portions of the side walls on the two sides in the insulating shell (3), sliding blocks (21) are arranged in the sliding chutes (20), and the two sides of the metal limiting plates (15) are fixedly connected with one ends of the sliding blocks (21) respectively.

3. An electrical leakage fire fighting device according to claim 1, characterized in that: one end of the resistor (14) is fixedly provided with a spring (4), and one end of the spring (4) is fixedly connected with the bottom end of the neon tube (6).

4. An electrical leakage fire fighting device according to claim 1, characterized in that: the inner side of the bottom end opening of the insulating shell (3) is fixedly provided with a limiting ring (12), and one end of the metal pen holder (11) is of a conical structure.

5. An electrical leakage fire fighting device according to claim 1, characterized in that: one end of the metal block (7) is fixedly connected with the surface of the metal pen tail (8), and a metal pen clamp (9) is arranged on one side of the metal pen tail (8).

6. An electrical leakage fire fighting device according to claim 1, characterized in that: the pen cap is characterized in that a rubber block (18) is arranged at the bottom of the inner side of the pen cap (1), and a placing groove (19) is formed in the top of the rubber block (18).