CN111106499A

CN111106499A - Automatic alarm device for abrasion of electric brush

Info

Publication number: CN111106499A
Application number: CN201911295743.5A
Authority: CN
Inventors: 刘实; 李学志
Original assignee: SHANGHAI PUBANG MECHANISM AND ELECTRIC MANUFACTURE CO Ltd
Current assignee: SHANGHAI PUBANG MECHANISM AND ELECTRIC MANUFACTURE CO Ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-05-05

Abstract

The invention discloses an automatic alarm device for brush abrasion, which comprises: the electric brush comprises an electric brush tray, wherein a current collection box is fixed on the surface of the electric brush tray, a controller, a communication module, an acquisition module and an RFID electronic tag are installed in the current collection box, the communication module comprises a WIFI transmission module and a Bluetooth transmission module, the Bluetooth transmission module is wirelessly connected with a terminal and handheld equipment, the WIFI transmission module is connected with the terminal, and the acquisition module comprises a sensor; the surface of the electric brush tray is provided with four sensor mounting grooves, the sensors are fixed in the sensor mounting grooves, and detection holes are formed in the sensor mounting grooves. According to the invention, the collecting box and the microswitch are fixed on the electric brush tray, the electric brush abrasion is detected through the microswitch, when the electric brush is excessively abraded, the microswitch is started, and the microswitch transmits a signal to the terminal and the handheld device through the communication module in the collecting box to remind a worker to replace the electric brush, so that the excessive abrasion of the sliding contact wire is avoided.

Description

Automatic alarm device for abrasion of electric brush

Technical Field

The invention relates to the technical field of sliding contact wire electric brushes, in particular to an automatic electric brush abrasion alarm device.

Background

The trolley line is also called a trolley conductor, and is a group of power transmission devices for supplying power to the mobile equipment. The method mainly comprises common sliding contact lines such as a monopole aluminum sliding contact line, a monopole copper sliding contact line, a steel sliding contact line, a multipole tube type sliding contact line, a seamless sliding contact line and a copper contact line. The monopole sliding contact line, the multipolar tubular sliding contact line, the seamless sliding contact line belong to the safe sliding contact line, and the steel body sliding contact line belongs to the unsafe sliding contact line. The brushes wear severely as a result of the tight contact and sliding between the brushes and the conductor being maintained during use of the collector.

At present, the existing trolley wire brush has the following problems: the electric brush is worn to a certain degree during working, so that the abrasion degree of the electric brush cannot be automatically detected, a large amount of manpower and material resources are increased for maintenance, the cost is increased, and the sliding contact line and the current collector are worn due to untimely replacement. For this reason, a new scheme needs to be designed to give improvements.

Disclosure of Invention

The invention aims to provide an automatic alarm device for brush abrasion, which solves the problems in the background technology and meets the actual use requirements.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic alarm device for brush wear, comprising: the electric brush comprises an electric brush tray, wherein a collecting box is fixed on the surface of the electric brush tray, a controller, a communication module, an acquisition module and an RFID electronic tag are installed inside the collecting box, the communication module comprises a WIFI transmission module and a Bluetooth transmission module, the Bluetooth transmission module is wirelessly connected with a terminal and handheld equipment, the WIFI transmission module is connected with the terminal, and the acquisition module comprises a sensor; the surface of the electric brush tray is provided with four sensor mounting grooves, the sensors are fixed in the sensor mounting grooves, and detection holes are formed in the sensor mounting grooves.

As a preferred embodiment of the present invention, mounting plates are fixed to both ends of the current collecting box, the mounting plates are in a trapezoidal structure, fixing holes are formed in the middle of the mounting plates, through holes are symmetrically formed in the surfaces of the brush trays, and the mounting plates pass through the fixing holes and the through holes by bolts and are fixedly connected to the brush trays.

In a preferred embodiment of the present invention, the brush tray is formed in a disc shape as a whole, and coupling lugs are symmetrically and vertically provided on a surface of the brush tray, and the coupling lugs are integrally formed with the brush tray.

As a preferred embodiment of the present invention, the back of the electric brush tray is symmetrically provided with fixture blocks, the fixture blocks are symmetrically arranged at the edge of the back of the electric brush tray and are integrally formed with the electric brush tray, and the opposite surfaces of the two fixture blocks are both provided with a clamping groove.

In a preferred embodiment of the present invention, a connection plate is fixed to a distal end of the brush tray, and the connection plate is inclined and has a surface provided with a mounting hole.

In a preferred embodiment of the present invention, the sensor includes a micro switch fixed to sensor mounting grooves formed in both sides of the brush tray, and a temperature sensor fixed to a sensor mounting groove formed in a front end of the brush tray.

As a preferred embodiment of the present invention, the microswitch detects a wear degree of the brush, the microswitch is triggered after the brush is worn, and the microswitch transmits a signal to the terminal and the handheld device through the communication module in a WIFI or bluetooth manner.

Compared with the prior art, the invention has the following beneficial effects:

this wiping line brush is fixed with current collection box and micro-gap switch on the brush tray, comes to detect the brush wearing and tearing through micro-gap switch, and micro-gap switch starts after the brush excessively wears out, and micro-gap switch comes signal transmission to terminal and handheld device through the communication module in the current collection box, goes to change before reminding the staff, avoids wiping line excessively wearing and tearing.

Drawings

FIG. 1 is a block diagram of an automatic alarm for brush wear according to the present invention;

FIG. 2 is a front view of the brush wear automatic warning device of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a back view of the brush wear automatic warning device of the present invention;

fig. 5 is a system diagram of the automatic alarm device for brush wear according to the present invention.

In the figure, a brush tray 1; a connecting plate 2; a fixture block 3; a sensor mounting groove 4; a detection hole 5; a connecting lug 6; a microswitch 7; a fixing hole 8; a mounting plate 9; a current collecting box 10; a mounting hole 11; a card slot 12; and a temperature sensor 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an automatic alarm device for brush wear, comprising: the electric brush tray comprises an electric brush tray 1, a collecting box 10 is fixed on the surface of the electric brush tray 1, a controller, a communication module, an acquisition module and an RFID electronic tag are installed inside the collecting box 10, the communication module comprises a WIFI transmission module and a Bluetooth transmission module, the Bluetooth transmission module is in wireless connection with a terminal and a handheld device, the WIFI transmission module is connected with the terminal, the acquisition module comprises a sensor, serial numbers are stored in the RFID electronic tag, the device can be found conveniently in multiple devices, the acquisition module acquires the state of an electric brush to detect, and the detection result is transmitted to the terminal through the communication module when the state is abnormal, so that a worker is reminded to check the detection result; the surface of the brush tray 1 is provided with four sensor mounting grooves 4, the four sensor mounting grooves 4 are arranged, the sensors are fixed in the sensor mounting grooves 4, detection holes 5 are formed in the sensor mounting grooves 4, detection is carried out from the detection holes 5, and the detection holes 5 further have a heat dissipation effect.

Further improved, as shown in fig. 2: mounting plates 9 are fixed at two ends of the current collecting box 10, the mounting plates 9 are of a trapezoidal structure, fixing holes 8 are formed in the middle of the mounting plates 9, through holes are symmetrically formed in the surface of the electric brush tray 1, and the mounting plates 9 penetrate through the fixing holes 8 and the through holes through bolts and are fixedly connected with the electric brush tray 1, so that the current collecting box 10 is convenient to fix.

Further improved, as shown in fig. 1: the whole disc-shaped brush tray 1 is provided with the connecting lugs 6 symmetrically and vertically on the surface of the brush tray 1, the connecting lugs 6 and the brush tray 1 are integrally formed, and the brush tray 1 can be connected with a sliding contact line collector through the connecting lugs 6.

Further improved, as shown in fig. 4: 1 back symmetry of brush tray is provided with

fixture block

3, and 3 symmetries of fixture block set up in the back edge of brush tray 1 and with 1 integrated into one piece of brush tray, draw-in groove 12 has all been seted up to the opposite face of two fixture blocks 3, and the brush is inlayed between two fixture blocks 3.

Further improved, as shown in fig. 1: the end of the brush tray 1 is fixed with a connecting plate 2, the connecting plate 2 is inclined and the surface is provided with a mounting hole 11, and the connecting plate 2 can be fixed with a power supply.

Further improved, as shown in fig. 2: the sensor adopts micro-gap switch 7 and temperature sensor 13, and micro-gap switch 7 fixes on the sensor mounting groove 4 of brush tray 1 both sides, and temperature sensor 13 fixes on the sensor mounting groove 4 of brush tray 1 front end, and micro-gap switch 7 detects the brush wearing and tearing, and temperature sensor 13 detects brush operating temperature.

Specifically, micro-gap switch 7 detects brush wear degree, triggers micro-gap switch 7 after the brush wearing and tearing, and micro-gap switch 7 adopts the mode of WIFI and bluetooth with signal transmission to terminal and handheld device through communication module, can in time change after the brush wearing and tearing.

When the electric brush is used, the electric brush is embedded between the two clamping blocks 3, the temperature sensor 13 detects the temperature of the electric brush when the electric brush works, the micro switch 7 detects the abrasion of the electric brush, the micro switch 7 starts when the electric brush is abraded to the limit, the micro switch 7 transmits signals to the communication module, and the communication module transmits the signals to the terminal and the handheld device through WIFI and Bluetooth to remind a worker to check and replace the electric brush.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic alarm device for brush wear, comprising: brush tray (1), its characterized in that: a collecting box (10) is fixed on the surface of the electric brush tray (1), a controller, a communication module, an acquisition module and an RFID electronic tag are installed inside the collecting box (10), the communication module comprises a WIFI transmission module and a Bluetooth transmission module, the Bluetooth transmission module is in wireless connection with a terminal and a handheld device, the WIFI transmission module is connected with the terminal, and the acquisition module comprises a sensor;

the surface of the electric brush tray (1) is provided with four sensor mounting grooves (4), the sensors are fixed in the sensor mounting grooves (4), and detection holes (5) are formed in the sensor mounting grooves (4).

2. An automatic alarm device for brush wear according to claim 1, characterized in that: collecting box (10) both ends all are fixed with mounting panel (9), mounting panel (9) are the trapezium structure and the middle part has seted up fixed orifices (8), the through-hole has been seted up to brush tray (1) surface symmetry, mounting panel (9) adopt the bolt to pass fixed orifices (8) and through-hole and with brush tray (1) fixed connection.

3. An automatic alarm device for brush wear according to claim 1, characterized in that: the electric brush tray (1) is integrally disc-shaped, the surface of the electric brush tray (1) is symmetrical and is vertically provided with connecting lugs (6), and the connecting lugs (6) and the electric brush tray (1) are integrally formed.

4. An automatic alarm device for brush wear according to claim 1, characterized in that: the electric brush tray (1) back symmetry is provided with fixture block (3), fixture block (3) symmetry set up in the back edge of electric brush tray (1) and with electric brush tray (1) integrated into one piece, two draw-in groove (12) have all been seted up to the opposite face of fixture block (3).

5. An automatic alarm device for brush wear according to claim 1, characterized in that: the electric brush tray is characterized in that a connecting plate (2) is fixed at the tail end of the electric brush tray (1), and the connecting plate (2) is inclined and provided with mounting holes (11) in the surface.

6. An automatic alarm device for brush wear according to claim 1, characterized in that: the sensor adopts micro-gap switch (7) and temperature sensor (13), micro-gap switch (7) are fixed on sensor mounting groove (4) of brush tray (1) both sides, temperature sensor (13) are fixed on sensor mounting groove (4) of brush tray (1) front end.

7. An automatic alarm device for brush wear according to claim 6, characterized in that: microswitch (7) detect brush degree of wear, trigger microswitch (7) after the brush wearing and tearing, microswitch (7) adopt the mode of WIFI and bluetooth with signal transmission to terminal and handheld device through communication module with the signal.