CN210377751U

CN210377751U - Residual current type electric fire monitoring detector

Info

Publication number: CN210377751U
Application number: CN201921065993.5U
Authority: CN
Inventors: 南威雷
Original assignee: Zhejiang Nanming Power Technology Co ltd
Current assignee: Zhejiang Nanming Power Technology Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-21
Anticipated expiration: 2029-07-09

Abstract

The utility model relates to a conflagration monitoring detector technical field specifically is residual current formula electrical fire monitoring detector, including residual current transformer body and residual current monitoring detector body, be provided with the data line between residual current transformer body and the residual current monitoring detector body. Among this residual current formula electric fire monitor detector, with during the clearance groove of accomodating the inside of groove is filled in to unnecessary data line, on the one hand, avoid the data line to expose in the external world, on the other hand can accomodate unnecessary data line, and the reel passes through the pivot at the commentaries on classics inslot internal rotation, realizes the reel at the baffle internal rotation, can prevent that the data line from taking place the jam phenomenon when turning to.

Description

Residual current type electric fire monitoring detector

Technical Field

The utility model relates to a conflagration control detector technical field specifically is residual current formula electrical fire control detector.

Background

The residual current type electric fire monitoring detector is a free-standing intelligent detector. The current detector is used as a relay part for signal processing of the electrical fire monitoring system, and can intelligently analyze and process signals transmitted by the current probes of the lower terminal through a built-in circuit and software, so that the state of each current probe of the lower terminal can be judged, and information such as faults, alarm and the like of each current probe of the lower terminal of the current detector is sent to the upper SK-ZJ128 type electrical fire monitoring equipment through an RS485 communication network, so that the comprehensive processing of monitoring and alarm is completed.

But current residual current formula electrical fire control detector often realizes the data interaction through data line and residual current transformer, but in practical application, the data line long term is exposed in the external world, is corroded easily, influences the data transmission effect, and simultaneously, the data line can't be accomodate, causes the data line damaged easily. In view of this, we propose a residual current type electrical fire monitoring detector.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a residual current formula electric fire control detector to the data line length period that provides exposes in the external world in solving above-mentioned background art, is corroded easily, influences the data transmission effect, and simultaneously, the data line can't be accomodate, causes the damaged problem of data line easily.

In order to achieve the above object, the utility model provides a following technical scheme:

residual current formula electric fire control detector, including residual current transformer body and residual current control detector body, be provided with the data line between residual current transformer body and the residual current control detector body, the groove has been seted up and has been accomodate at the back of residual current control detector body, the internally mounted who accomodates the groove has a plurality of parting beads, the parting bead will accomodate the groove and cut apart into a plurality of interstitial grooves, the interstitial groove is used for accomodating the data line.

Preferably, the division bar comprises a pair of mounting plates, and a pair of take-up rolls is mounted between the mounting plates.

Preferably, the take-up coil is arranged at two ends of the mounting plate.

Preferably, the take-up coil comprises a pair of baffles, the inner walls of the baffles are provided with rotating grooves, a winding reel is arranged between the two baffles, and rotating shafts are arranged at two ends of the winding reel.

Preferably, the rotating shaft is rotatably connected with the rotating groove.

Preferably, the upper end and the lower end of the residual current monitoring detector body are respectively provided with a first wiring terminal and a second wiring terminal, and the front of the residual current monitoring detector body is further provided with a display screen and an operation panel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. among this residual current formula electric fire monitor detector, with during the clearance groove of accomodating the inside of groove is filled in to unnecessary data line, on the one hand, avoid the data line to expose in the external world, on the other hand can accomodate unnecessary data line.

2. In the residual current type electrical fire monitoring detector, the winding shaft rotates in the rotary groove through the rotary shaft, so that the winding shaft rotates in the baffle plate, and the phenomenon that the data wire is blocked when the data wire turns can be prevented.

Drawings

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

fig. 2 is a schematic structural view of the back surface of the residual current monitoring detector body of the present invention;

FIG. 3 is a schematic view of the structure of the division bar of the present invention;

FIG. 4 is an exploded view of the take-up reel structure of the present invention;

fig. 5 is a schematic diagram of the front structure of the residual current monitoring detector body of the present invention;

fig. 6 is a schematic structural view of a first connection terminal of the present invention;

fig. 7 is a schematic structural view of a second connection terminal of the present invention;

fig. 8 is a schematic diagram of the first connection terminal of the present invention;

fig. 9 is a schematic diagram of the second connection terminal of the present invention.

In the figure: 1. a residual current transformer body; 2. the residual current monitoring detector body; 21. a receiving groove; 22. a parting strip; 221. mounting a plate; 222. taking up a coil; 2221. a baffle plate; 2222. rotating the groove; 2223. a spool; 2224. a rotating shaft; 23. a clearance groove; 24. a first connection terminal; 25. a second connection terminal; 26. a display screen; 27. an operation panel; 3. and a data line.

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.

Example 1

Residual current formula electric fire control detector, as shown in fig. 1-3, including residual current transformer body 1 and residual current control detector body 2, be provided with data line 3 between residual current transformer body 1 and the residual current control detector body 2, the back of residual current control detector body 2 has been seted up and has been accomodate groove 21, the internally mounted of accomodating groove 21 has a plurality of parting beads 22, parting bead 22 will accomodate groove 21 and cut apart into a plurality of interstitial groove 23, interstitial groove 23 is used for accomodating data line 3.

In the embodiment, the residual current type electrical fire monitoring detector with the model number of BNF-D10-45 is adopted as the residual current type electrical fire monitoring detector body 2, the BNF-D10-45 residual current type electrical fire monitoring detector is an intelligent monitoring detector, and a 16-bit microcontroller design is adopted, so that the potential fire hazard which is possibly caused by electric leakage in a protected electrical circuit can be reliably and effectively monitored in all weather. When abnormal residual current parameters are monitored, sound and light alarms can be sent out in time, tripping is carried out, then records are stored, and meanwhile the abnormal residual current parameters can be sent to a monitoring center through an RS485 communication network.

Further, the division bar 22 comprises a pair of mounting plates 221, a pair of take-up rolls 222 are mounted between the mounting plates 221, and the division bar 22 is integrally H-shaped, so that the data wire 3 can be conveniently wound on the division bar 22 for storage.

Specifically, the take-up rolls 222 are disposed at two ends of the mounting plate 221, so that the take-up rolls 222 can be used for turning the data line storage, and the space of the storage groove 21 can be fully utilized.

When the residual current type electrical fire monitoring detector of the embodiment is used for storing the data wire 3, the redundant data wire 3 is plugged into the clearance groove 23 in the storage groove 21, and the data wire 3 is straightened along the parting bead 22, at this time, the data wire 3 is stored in the storage groove 21, meanwhile, the storage groove 21 is embedded, on one hand, the data wire 3 is prevented from being exposed to the outside, on the other hand, the redundant data wire 3 can be stored, when the data selection 3 is too long, the data wire 3 in the clearance groove 23 is stroked to the position of the take-up roll 222, and the data wire 3 is bent along the take-up roll 222, so that the data wire 3 enters the next clearance groove 23, and the space of the storage groove 21 can be fully utilized.

Example 2

As the utility model discloses a second kind of embodiment, in order to avoid when receiving the line, 3 cards of data line are in receiving the line book 222, the utility model discloses still make the improvement to receiving the line book 222, as a preferred embodiment, as shown in fig. 4, receiving the line book 222 includes a pair of baffle 2221, and the spout 2222 has been seted up to baffle 2221's inner wall, installs spool 2223 between two baffles 2221, and pivot 2224 is installed at spool 2223's both ends.

In this embodiment, the diameter of the winding reel 2223 is smaller than the diameter of the baffle 2221, so that the data cable 3 can be conveniently wound in the winding reel 2223, and is limited by the baffle 2221 and cannot fall off.

Specifically, the rotating shaft 2224 and the rotating slot 2222 are rotatably connected, so that the winding shaft 2223 can rotate in the baffle 2221, and the data cable 3 is prevented from being jammed in the take-up spool 222.

When the residual current type electrical fire monitoring detector of the embodiment turns the data line 3, the data line 3 is wound on the winding shaft 2223 and is bent and turned along the winding shaft 2223, and meanwhile, the winding shaft 2223 rotates in the rotary groove 2222 through the rotating shaft 2224, so that the winding shaft 2223 rotates in the baffle 2221, and the jamming phenomenon of the data line 3 can be prevented when the data line is turned.

Example 3

As a third embodiment of the present invention, in order to facilitate effective monitoring of a fire hazard that may occur due to electric leakage in a protected electric circuit, the present embodiment improves the residual current monitoring probe body 2, as a preferred embodiment, as shown in fig. 5 to 9, the upper and lower ends of the residual current monitoring probe body 2 are respectively provided with a first connection terminal 24 and a second connection terminal 25, and the front surface of the residual current monitoring probe body 2 is further provided with a display screen 26 and an operation panel 27.

In the embodiment, the residual current monitoring detector body 2 is designed by a 16-bit microcontroller, so that the real-time monitoring precision is high, the reliability is high, the setting value can be locally modified, the setting value can also be remotely modified through an RS485 bus, the integration level is high, the functions are complete, the device is simple and practical, and the device is installed in a guide rail manner and is convenient to install.

Further, the rated operating voltage of the residual current monitoring detector body 2 is as follows: AC220V50Hz, maximum power consumption: 10W, the driving output of the alarm release is as follows: passive switch, maximum contact capacity 220V5A, residual current alarm range: the 30mA-1000mA can be continuously adjusted, the step length is 1mA, and the residual current alarm threshold value is as follows: 80% -100% of the alarm set value, and residual current alarm delay: continuously adjustable for 0.0-60.0 s, and adjusting the residual current alarm tripping output threshold value with increment of 0.1 s: 100% of the alarm set value, and the residual current alarm tripping output delay time: <1s, residual current monitoring value accuracy: less than or equal to 5%, and the output transformation ratio of the current transformer is as follows: 1000: 1, the maximum allowable residual current of the current transformer at one time: 10a50Hz, failure record holding amount: 128.

it is worth to be noted that the residual current monitoring detector body 2 can reliably and effectively monitor the hidden danger of fire possibly occurring in the protected electric circuit due to electric leakage in all weather. When detecting unusual, can in time sound production, light warning and tripping operation, preserve several rounds simultaneously, can also send communication network to surveillance center, residual current monitoring detector body 2 is used extensively, and greatly reduced electrical fire takes place probability, and the practicality is strong.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Residual current formula electric fire control detector, including residual current transformer body (1) and residual current control detector body (2), be provided with data line (3), its characterized in that between residual current transformer body (1) and residual current control detector body (2): the back of residual current monitoring detector body (2) has been seted up and has been accomodate groove (21), the internally mounted of accomodating groove (21) has a plurality of parting beads (22), parting bead (22) will accomodate groove (21) and cut apart into a plurality of clearance grooves (23), clearance groove (23) are used for accomodating data line (3).

2. The residual current type electrical fire monitoring detector according to claim 1, wherein: the division bar (22) comprises a pair of mounting plates (221), and a pair of take-up rolls (222) are mounted between the mounting plates (221).

3. A residual current type electrical fire monitoring detector according to claim 2, wherein: the take-up coil (222) is arranged at two ends of the mounting plate (221).

4. A residual current type electrical fire monitoring detector according to claim 2, wherein: the take-up reel (222) comprises a pair of baffles (2221), a rotating groove (2222) is formed in the inner wall of each baffle (2221), a winding shaft (2223) is installed between the two baffles (2221), and rotating shafts (2224) are installed at the two ends of each winding shaft (2223).

5. The residual current type electrical fire monitoring detector according to claim 4, wherein: the rotating shaft (2224) is rotatably connected with the rotating groove (2222).

6. The residual current type electrical fire monitoring detector according to claim 1, wherein: the upper end and the lower end of the residual current monitoring detector body (2) are respectively provided with a first wiring terminal (24) and a second wiring terminal (25), and the front of the residual current monitoring detector body (2) is further provided with a display screen (26) and an operation panel (27).