CN214372613U

CN214372613U - Safety detection early warning device of brush motor

Info

Publication number: CN214372613U
Application number: CN202120020156.1U
Authority: CN
Inventors: 卢军; 殷建; 庄学军; 晋兆安; 丁爱珍; 高荣春; 王磊
Original assignee: NANJING BAOHETAIHE ELECTRIC POWER TECHNOLOGY CO LTD; Wuhan Liqian Technology Co ltd; Guodian Hanchuan Power Generation Co ltd
Current assignee: NANJING BAOHETAIHE ELECTRIC POWER TECHNOLOGY CO LTD; Wuhan Liqian Technology Co ltd; Guodian Hanchuan Power Generation Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-10-08
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a safety detection early warning device of a brush motor, which relates to the technical field of motor detection devices and aims at the problem of complex manual detection, the following proposal is proposed, which comprises a motor main body, a support ring is fixedly connected with the outer side of the motor main body, a plurality of carbon brushes are fixedly connected with the support ring, a protective sleeve is clamped at one side of each carbon brush, the protective sleeve is connected with a winder in rotation, a warning strip is wound on the outer wall of the winder, the other end of the warning strip is fixedly connected with a connecting block connected with the carbon brushes, a plurality of detection boxes arranged at equal intervals are arranged at the outer side of the support ring, the utility model has simple structure and convenient use, monitors the position of the motor at the rear part well, reduces the flow detection of personnel, reduces the labor intensity of the personnel and increases the real-time of the monitoring, the elimination of risks is guaranteed, and potential safety hazards are reduced.

Description

Safety detection early warning device of brush motor

Technical Field

The utility model relates to a motor detection device technical field especially relates to a safety inspection early warning device that has brush motor.

Background

Carbon brushes and slip rings are very important parts in a generator excitation system, the capacity of generators used in each power plant is large at present, the number of the used carbon brushes is large, for example, millions of generators are used, one million of generators need to use 4-8-6-192 carbon brushes totally, as the carbon brushes are tightly pressed on the slip rings, when the generators run, the carbon brushes can be normally worn, the length of the carbon brushes can be slowly shortened, the worn carbon brushes are changed into carbon powder and are suspended in the air, meanwhile, the temperature of the contact surfaces of the carbon brushes and the slip rings can be increased, under normal conditions, only trace sparks can be generated, under severe conditions, sparks can be sprayed, ring fire can be directly generated, short circuit is caused, equipment is damaged, and machine tripping is caused.

In order to ensure the normal operation of power generation, under the ordinary operation condition, an operator is required to regularly check and inspect, so that hidden dangers can be found in time and eliminated, however, the manual inspection mode not only increases the workload of the operator, but also increases the potential safety hazards of the operator because the generator is a high-speed rotating device, so that a brand-new automatic device is urgently required to replace a manual on-site inspection mode.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of have safety inspection early warning device of brush motor has solved the loaded down with trivial details problem of artifical detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a safety detection early warning device of a brush motor comprises a motor main body, wherein a supporting ring is fixedly connected to the outer side of the motor main body, a plurality of carbon brushes are fixedly connected to the upper portion of the supporting ring, a protective sleeve is clamped to one side of each carbon brush, a winder is connected to the protective sleeve in a rotating mode, a warning strip is wound on the outer wall of the winder, a connecting block connected with the carbon brushes is fixedly connected to the other end of the warning strip, a plurality of detection boxes are arranged on the outer side of the supporting ring in an equidistant mode, the inner sides of the detection boxes are fixedly connected to an infrared camera, a visible light camera and a smoke sensor in sequence, symmetrically arranged connecting sleeves are fixedly connected to the outer side wall of each detection box, connecting rings are sleeved in the connecting sleeves in a sliding mode, the connecting sleeves are connected with one another through the connecting rings, and a micro fan is fixedly connected to the middles of the connecting rings, the fixed cover of fixedly connected with in the middle of the lateral wall of detection box, the both sides of fixed cover all are provided with the connector with detection box fixed connection, and two fixed covers that are located horizontal position all slide and cup joint the support frame that is connected with ground, one of them side fixed connection has functional device on the support frame.

Preferably, the carbon brush includes the protective housing with lock ring fixed connection, the inner wall fixedly connected with spring of protective housing, and the other end of spring be connected with protective housing sliding connection's carbon piece, the connecting block is connected with one side of carbon piece.

Preferably, the carbon block is rotatably connected with a shaft of the motor main body, and the connecting block is fixedly connected with one end of the spring.

Preferably, a converter is fixedly connected in the detection box, and the detection box, the connecting sleeve and the connecting ring all adopt arc structures.

Preferably, the connecting sleeve is provided with a plurality of connecting holes, the connecting ring is provided with a threaded hole, and the connecting sleeve is relatively fixed with the connecting ring through bolts in the connecting holes and the threaded hole.

Preferably, a plurality of pin holes are formed in the fixed sleeve and the support frame, and the fixed sleeve and the support frame are fixedly connected through pins located in the pin holes.

Preferably, the function device comprises a function box fixedly connected with the support frame, a sound box and a processor are fixedly connected in the function box, and one of the connectors is connected with the processor through an electric wire.

The utility model has the advantages that:

1. through mutually supporting of a plurality of detection device, can be fine monitor the position of motor at the rear, reduce personnel's mobile detection, when reducing staff's intensity of labour, increase the real-time of control, guarantee getting rid of risk, reduce the potential safety hazard.

2. Through the setting of a plurality of relatively independent devices, can be after using, convenient change, maintenance or accomodate, reduce the maintenance cost, adapt to different work needs simultaneously, make things convenient for going on of whole work.

Drawings

Fig. 1 is a schematic front view of a safety detection and early warning device for a brush motor according to the present invention;

fig. 2 is a schematic front sectional view of a detection box of a safety detection early warning device for a brush motor according to the present invention;

fig. 3 is a schematic top view of a detection box of a safety detection early warning device for a brush motor according to the present invention;

fig. 4 is the utility model provides a brush front view section schematic diagram of safety inspection early warning device of brush motor.

Reference numbers in the figures: 1. a motor main body; 2. a connecting ring; 3. a protective sleeve; 4. fixing a sleeve; 5. a detection cartridge; 6. a converter; 7. a support ring; 8. a function box; 9. sounding; 10. a processor; 11. a protective shell; 12. a micro fan; 13. a carbon block; 14. a support frame; 15. a smoke sensor; 16. a visible light camera; 17. an infrared camera; 18. connecting sleeves; 19. a connector; 21. a spring; 22. a warning strip; 23. a winder; 24. and (4) connecting the blocks.

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.

Referring to fig. 1-4, a safety detection early warning device of a brushed motor comprises a motor body 1, a support ring 7 is fixedly connected to the outer side of the motor body 1, a plurality of carbon brushes are fixedly connected to the support ring 7, a protective sleeve 3 is clamped to one side of each carbon brush, a winder 23 is connected to the protective sleeve 3 in a rotating manner, a warning strip 22 is wound on the outer wall of the winder 23, a connecting block 24 connected with the carbon brushes is fixedly connected to the other end of the warning strip 22, a plurality of detection boxes 5 are arranged on the outer side of the support ring 7 and are arranged at equal intervals, the detection boxes 5 are fixedly connected to an infrared camera 17, a visible light camera 16 and a smoke sensor 15 in sequence, symmetrically arranged connecting sleeves 18 are fixedly connected to the outer side wall of the detection boxes 5, connecting rings 2 are sleeved in the connecting sleeves 18, the connecting rings 18 are connected with each other through the connecting rings 2, a micro fan 12 is fixedly connected to the middle of the connecting rings 2, the middle of the outer side wall of the detection box 5 is fixedly connected with a fixed sleeve 4, both sides of the fixed sleeve 4 are respectively provided with a connector 19 fixedly connected with the detection box 5, the two fixed sleeves 4 positioned at the horizontal position are respectively sleeved with a support frame 14 connected with the ground in a sliding way, the support frame 14 at one side is fixedly connected with a functional device, before the work starts, the protective sleeve 3 is arranged on an electric brush, then a warning strip 22 passes through the electric brush, then a connecting block 24 is fixed with the electric brush to complete the connection, then the recycled connecting ring 2 is inserted into a connecting sleeve 18, then the connecting sleeves 18 are fixedly connected by bolts to ensure that the connecting sleeves 18 are sequentially connected and fixed, further the positions of the detection boxes 5 are fixed to adapt to the detection requirements of a certain quantity, then the support frames 14 are sleeved on the fixed sleeves 4 on the detection boxes 5 at both sides to complete the support of the device, and finally the connectors 19 are used for the connection of subsequent signal circuits and power supply circuits, when the working is carried out, the warning strip 22 is worn and torn along with the work of carbon brush, move, the scale strip of many well colours is set up on the warning strip 22, along with moving going on, the colour on the scale strip changes, it can observe to utilize visible light camera 16, also can utilize the transmission of network simultaneously, carry out long-range watching, reduce personnel's walking, in the course of the work, the temperature of the real-time monitoring device department of infrared camera 17, then transmit away, smoke transducer 15 carries out the detection of smog, avoid the further emergence of incident, wherein visible light camera 16, infrared camera 17 and smoke transducer 15 etc. are current structure, can directly use, when the high temperature, control micro motor 12 that can think carries out work, increase the air flow, slow down the rise of temperature.

The carbon brush comprises a protective shell 11 fixedly connected with a support ring 7, a spring 21 is fixedly connected to the inner wall of the protective shell 11, the other end of the spring 21 is connected with a carbon block 13 which is connected with the protective shell 11 in a sliding mode, a connecting block 24 is connected with one side of the carbon block 13, the carbon block 13 is rotatably connected with a shaft of the motor body 1, the connecting block 24 is fixedly connected with one end of the spring 21, one side of the connecting block 24 is coated with adhesive and can be connected with the carbon block 13, meanwhile, two sides of the connecting block 24 are also connected with moving ends which are connected with a rope and connected with the spring 21, then in the working process of the carbon block 13, along with abrasion of the carbon block 13, the spring 21 always extrudes the carbon block 13 to contact with a rotating shaft of the motor body 1, meanwhile, the connecting block 24 is driven to move, further, the warning strip 22 is driven to move, and observation is facilitated.

The converter 6 is fixedly connected in the detection box 5, the connecting sleeve 18 and the connecting ring 2 are all arc-shaped structures, and the converter 6 is of an existing structure and processes signals.

Be provided with a plurality of connecting holes on the adapter sleeve 18, be provided with the screw hole on the clamping ring 2, adapter sleeve 18 is fixed with clamping ring 2 relatively through the bolt that is located connecting hole and screw hole, all be provided with a plurality of pinholes on fixed cover 4 and the support frame 14, fixed cover 4 and support frame 14 are through the pin fixed connection that is located the pinhole, through the mutually supporting between a plurality of holes, and the entering of other devices, can be convenient connect between two devices, convenient subsequent dismantlement simultaneously, the going on of convenient work.

The functional device comprises a functional box 8 fixedly connected with a support frame 14, a sound box 9 and a processor 10 are fixedly connected in the functional box 8, one connector 19 is connected with the processor 10 through an electric wire, the processor 10 is of an existing structure and is used for processing and calculating signals, the sound box 9 is connected with the processor 10, and after data processing is abnormal, the sound box 9 makes a sound to warn.

The working principle is as follows: before the work begins, the protective sleeve 3 is arranged on an electric brush, the warning strip 22 penetrates through the electric brush, the connecting block 24 is smeared with viscose and is connected with the carbon block 13, meanwhile, the two sides of the connecting block 24 are also connected with a moving end which is connected with a rope and is connected with the spring 21 to complete the connection, then the recycled connecting ring 2 is inserted into the connecting sleeve 18, then the connecting sleeves 18 are fixedly connected by bolts, and are sequentially connected and fixed, so that the positions of the detection boxes 5 are fixed to meet the detection requirements of a certain number, then the supporting frames 14 are sleeved on the fixing sleeves 4 on the detection boxes 5 at the two sides to complete the support of the device, finally, the connector 19 is used for connecting subsequent signal circuits and power supply circuits, when the work is carried out, the warning strip 22 always extrudes the rotating shaft of the carbon block 13 to contact the motor main body 1 along with the abrasion of the carbon block 13, drive connecting block 24 simultaneously and remove, and then drive the removal of warning strip 22, along with the removal going on, the colour change on the scale strip, utilize visible light camera 16 to survey, also can utilize the transmission of network simultaneously, carry out long-range watching, reduce personnel's walking, in the course of the work, the temperature of the real-time monitoring device department of infrared camera 17, then transmit away, smoke transducer 15 carries out the detection of smog, avoid the further emergence of incident, when the high temperature, control micro motor 12 that can think carries out work, increase the air flow, slow down the rise of temperature, stereo set 9 warns simultaneously, remind the staff.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The safety detection early warning device of the brushed motor comprises a motor main body (1) and is characterized in that a supporting ring (7) is fixedly connected to the outer side of the motor main body (1), a plurality of carbon brushes are fixedly connected to the upper portion of the supporting ring (7), a protecting sleeve (3) is clamped to one side of each carbon brush, a winder (23) is connected to the protecting sleeve (3) in a rotating mode, a warning strip (22) is wound on the outer wall of the winder (23), a connecting block (24) connected with the carbon brushes is fixedly connected to the other end of the warning strip (22), a plurality of detection boxes (5) are arranged on the outer side of the supporting ring (7) at equal intervals, inner measurement of the detection boxes (5) are fixedly connected to an infrared camera (17), a visible light camera (16) and a smoke sensor (15) in sequence, and connecting sleeves (18) are symmetrically arranged and fixedly connected to the outer side wall of each detection box (5), sliding in adapter sleeve (18) and having cup jointed clamping ring (2), through clamping ring (2) interconnect between adapter sleeve (18), middle fixedly connected with micro fan (12) of clamping ring (2), the fixed cover of fixedly connected with (4) in the middle of the lateral wall of detection box (5), the both sides of fixed cover (4) all are provided with and detect box (5) fixed connection's connector (19), and support frame (14) that are connected with ground are cup jointed in equal slip of two fixed covers (4) that are located horizontal position, wherein one side fixed connection has functional device on support frame (14).

2. The safety detection and early warning device for the brushed motor according to claim 1, wherein the carbon brush comprises a protective shell (11) fixedly connected with the support ring (7), a spring (21) is fixedly connected to the inner wall of the protective shell (11), the other end of the spring (21) is connected with a carbon block (13) slidably connected with the protective shell (11), and the connecting block (24) is connected with one side of the carbon block (13).

3. The safety detection early warning device for the brush motor according to claim 2, wherein the carbon block (13) is rotatably connected with a shaft of the motor main body (1), and the connecting block (24) is fixedly connected with one end of the spring (21).

4. The safety detection and early warning device for the brush motor according to claim 1, wherein the detection box (5) is fixedly connected with a converter (6), and the detection box (5), the connecting sleeve (18) and the connecting ring (2) are all arc-shaped.

5. The safety detection and early warning device for the brushed motor as claimed in claim 1, wherein the connecting sleeve (18) is provided with a plurality of connecting holes, the connecting ring (2) is provided with threaded holes, and the connecting sleeve (18) is relatively fixed with the connecting ring (2) through bolts positioned in the connecting holes and the threaded holes.

6. The safety inspection and early warning device for the brush motor according to claim 1, wherein the fixing sleeve (4) and the supporting frame (14) are provided with a plurality of pin holes, and the fixing sleeve (4) and the supporting frame (14) are fixedly connected through pins in the pin holes.

7. The safety detection and early warning device for the brush motor according to claim 1, wherein the function device comprises a function box (8) fixedly connected with a support frame (14), a sound box (9) and a processor (10) are fixedly connected in the function box (8), and one of the connectors (19) is connected with the processor (10) through an electric wire.