Coke oven locomotive position control device

Abstract

The utility model discloses a coke oven locomotive position control device which comprises an installation base, a rotating groove is formed in the middle of the installation base, a rotating wheel is rotatably connected to the middle of the rotating groove, and a first bearing seat and a second bearing seat are fixedly installed on the two sides, close to the rotating groove, of the installation base respectively. According to the position control device for the coke oven locomotive, when the coke oven locomotive travels, the rotating wheel travels on the track along with the locomotive, and the measuring encoder which is installed in a matched mode measures the traveling perimeter of the rotating wheel, so that the traveling displacement of the whole locomotive is obtained; measured displacement data are collected and calculated by a locomotive PLC, the effect of accurately controlling the position of the coke oven locomotive is achieved, the dust cover can prevent dust from influencing wheel bearings and the encoder, meanwhile, the device is prevented from being influenced by falling of red coke, the maintenance cost is reduced, and the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of coke oven locomotives, in particular to a coke oven locomotive position control device. Background Art

[0002] Coke oven locomotives are important equipment in coking production, including coke pushing cars, coke blocking cars and coke quenching cars. In coking production, they work together to complete the production and transportation of coke. Coke oven cars need to be accurately positioned when working. The central control room is responsible for collecting, analyzing and processing the information from each locomotive, and forming a coke pushing plan to form control commands and direct the work of each locomotive. However, the existing coke oven car positioning devices on the market currently use coding cables, which have a large maintenance workload during use. The working environment temperature in the coke oven area is high, especially on the coke side, where red coke is likely to burn the coding cable, which greatly increases the maintenance workload and the maintenance cost, affecting the precise positioning effect. Utility Model Content

[0003] The purpose of the utility model is to provide a coke oven locomotive position control device to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coke oven locomotive position control device, comprising a mounting base, a rotating groove is opened in the middle of the mounting base, a rotating wheel is rotatably connected to the middle of the rotating groove, a first bearing seat and a second bearing seat are fixedly installed on both sides of the mounting base close to the rotating groove, a connecting shaft is fixedly installed in the middle of the rotating wheel, and both ends of the connecting shaft are fixedly connected to the first bearing seat and the second bearing seat respectively, an encoder is fixedly installed at one end of the second bearing seat away from the first bearing seat, a connecting piece is fixedly provided on the top end of the back side of the mounting base, an open pin is fixedly connected to the middle of the connecting piece, a pin shaft is fixedly installed in the middle of the open pin, and a hexagonal slotted nut is provided at the connection between the open pin and the connecting piece.

[0005] As an optimal technical solution of the utility model, a dust cover is threadedly connected to one side of the mounting base close to the second bearing seat, a second bolt nut gasket is provided at the connection between the dust cover and the mounting base, and the dust cover is located at the top of the encoder.

[0006] As a preferred technical solution of the utility model, a support plate is fixedly connected to the bottom end of the encoder, the support plate is threadedly connected to the mounting base, and a third bolt, nut and gasket are provided at the connection between the support plate and the mounting base.

[0007] As a preferred technical solution of the present utility model, spring retaining rings are fixedly installed at the connection between the first bearing seat and the connecting shaft and at the connection between the second bearing seat and the connecting shaft.

[0008] As a preferred technical solution of the present utility model, first bolt-nut washers are provided at both the connection between the first bearing seat and the mounting base and the connection between the second bearing seat and the mounting base.

[0009] As a preferred technical solution of the present utility model, the diameter of the rotating wheel is 318.5 mm, and the mounting base is made of carbon structural steel material.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows: For a coke oven locomotive position control device in this solution, when the coke oven locomotive is traveling, the rotating wheel travels on the track following the locomotive, and the supporting measurement encoder measures the traveling circumference of the rotating wheel, thereby obtaining the traveling displacement of the entire locomotive. The measured displacement data is collected and calculated by the locomotive PLC, achieving the effect of precise control of the coke oven locomotive position. The dust cover can prevent the influence of dust on the wheel bearings and the encoder. At the same time, in order to prevent the influence of falling red coke on the device and reduce the maintenance cost, it is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a top view structural schematic diagram of the present utility model;

[0012] Figure 2 is a top view structural schematic diagram of the dust cover of the present utility model;

[0013] Figure 3 is a structural schematic diagram of the split pin of the present utility model;

[0014] Figure 4 is a structural schematic diagram of the circlip of the present utility model.

[0015] In the figure: 1, mounting base; 2, rotating wheel; 3, connecting shaft; 4, rotating groove; 5, circlip; 6, first bearing seat; 7, first bolt-nut washer; 8, dust cover; 9, second bolt-nut washer; 10, support plate; 11, third bolt-nut washer; 12, encoder; 13, second bearing seat; 14, connecting piece; 15, hexagon slotted nut; 16, split pin; 17, pin shaft. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0017] Please refer to Figures 1-4The utility model provides a coke oven locomotive position control device, including a mounting base 1, a rotating groove 4 is opened in the middle of the mounting base 1, a rotating wheel 2 is rotatably connected to the middle of the rotating groove 4, and the rotating groove 4 facilitates the rotation of the rotating wheel 2. The mounting base 1 is respectively fixedly installed with a first bearing seat 6 and a second bearing seat 13 on both sides of the rotating groove 4, and a connecting shaft 3 is fixedly installed in the middle of the rotating wheel 2. The first bearing seat 6, the second bearing seat 13 and the connecting shaft 3 facilitate the stable rotation of the rotating wheel 2, and the two ends of the connecting shaft 3 are respectively fixedly connected to the first bearing seat 6 and the second bearing seat 13, and an encoder 12 is fixedly installed at one end of the second bearing seat 13 away from the first bearing seat 6, and the encoder 12 is convenient for rotating the rotating wheel 2 To measure the displacement, a connector 14 is fixedly provided on the top of the back side of the mounting base 1, a cotter pin 16 is fixedly connected to the middle part of the connector 14, a pin shaft 17 is fixedly installed to the middle part of the cotter pin 16, a hexagonal slotted nut 15 is provided at the connection between the cotter pin 16 and the connector 14, the connector 14 is connected to the coke oven car, when the coke oven locomotive is moving, the rotating wheel 2 follows the locomotive to move on the track, and the matching measuring encoder 12 measures the walking circumference of the rotating wheel 2, thereby obtaining the walking displacement of the entire locomotive, and the measured displacement data is collected and calculated by the locomotive PLC, so as to achieve the effect of precise control of the position of the coke oven locomotive, the cotter pin 16, the pin shaft 17 and the hexagonal slotted nut 15 facilitate to improve the structural stability of the connector 14.

[0018] A dust-proof cover 8 is threadedly connected to one side of the mounting base 1 close to the second bearing block 13. The dust-proof cover 8 can prevent the influence of dust on the wheel bearing and the encoder 12. At the same time, in order to prevent the impact of red coke falling on the device, reduce the maintenance cost, and make it more convenient to use, the dust-proof cover 8 is also made of carbon structural steel material to improve the bearing effect on coke. A second bolt-nut gasket 9 is provided at the connection between the dust-proof cover 8 and the mounting base 1, and the dust-proof cover 8 is located at the top of the encoder 12. A support plate 10 is fixedly connected to the bottom end of the encoder 12. The support plate 10 is threadedly connected to the mounting base 1, and a third bolt-nut gasket 11 is provided at the connection between the support plate 10 and the mounting base 1. The support plate facilitates the connection between the encoder 12 and the mounting base 1. Spring circlips 5 are fixedly installed at the connections between the first bearing block 6 and the connecting shaft 3 and between the second bearing block 13 and the connecting shaft 3. The spring circlips 5 can prevent parts from being pushed out of the connecting shaft 3, improving the stability of the connecting shaft 3, the first bearing block 6, the second bearing block 13, and the rotating wheel 2 during operation. First bolt-nut gaskets 7 are provided at the connections between the first bearing block 6 and the mounting base 1 and between the second bearing block 13 and the mounting base 1. The first bolt-nut gaskets 7 facilitate improving the connection tightness between the first bearing block 6 and the mounting base 1. The second bolt-nut gasket 9 facilitates improving the connection tightness between the dust-proof cover 8 and the mounting base 1. The third bolt-nut gasket 11 facilitates improving the connection tightness between the support plate 10 and the mounting base 1. The diameter of the rotating wheel 2 is 318.5 mm. The mounting base 1 is made of carbon structural steel material. The encoder 12 is an absolute incremental encoder 12. The encoder 12 is connected to the rotating wheel 2 through the second bearing block 13 and the connecting shaft 3, ensuring that the encoder 12 rotates one week when the rotating wheel 2 rotates one week. The pulse number of the encoder 12 is 1024, that is, 1024 pulse signals are sent when encoding one rotation. The final position value S = encoder 12 reading * 1000 mm / 1024, and the displacement value can be accurately obtained.

[0019] Working principle: The utility model is a coke oven locomotive position control device. When in use, the user connects the mounting base 1 to the coke oven car through the connecting piece 14. When the coke oven locomotive is moving, the rotating wheel 2 follows the locomotive to move on the track. The matching measuring encoder 12 measures the walking circumference of the rotating wheel 2, thereby obtaining the walking displacement of the entire locomotive. The measured displacement data is collected and calculated by the locomotive PLC to achieve the effect of precise control of the position of the coke oven locomotive. Among them, the first bearing seat 6, the second bearing seat 13 and the connecting shaft 3 facilitate the stable rotation of the rotating wheel 2, and the spring retaining ring 5 can prevent parts from being pushed out of the connecting shaft 3, thereby improving the connecting shaft 3 and the first The bearing seat 6, the second bearing seat 13 and the rotating wheel 2 are stable during operation. The dust cover 8 can prevent the dust from affecting the wheel bearing and the encoder 12. At the same time, in order to prevent the impact of the falling of red coke on the device and reduce the maintenance cost, the encoder 12 is an absolute incremental encoder 12. The encoder 12 is connected to the rotating wheel 2 through the second bearing seat 13 and the connecting shaft 3 to ensure that the encoder 12 rotates one circle for every rotation of the rotating wheel 2. The pulse number of the encoder 12 is 1024, that is, the encoder sends 1024 pulse signals for one rotation. The final position value S = encoder 12 reading * 1000mm / 1024, and the displacement value can be accurately obtained.

[0020] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A coke oven locomotive position control device, comprising a mounting base (1), characterized in that: A rotating groove (4) is provided in the middle of the mounting base (1), and a rotating wheel (2) is rotatably connected to the middle of the rotating groove (4). A first bearing seat (6) and a second bearing seat (13) are fixedly installed on both sides of the mounting base (1) close to the rotating groove (4), respectively. A connecting shaft (3) is fixedly installed in the middle of the rotating wheel (2), and the two ends of the connecting shaft (3) are fixedly connected to the first bearing seat (6) and the second bearing seat (13), respectively. An encoder (12) is fixedly installed at one end of the second bearing seat (13) facing away from the first bearing seat (6). A connecting piece (14) is fixedly provided at the top end of the back side of the mounting base (1), and a cotter pin (16) is fixedly connected to the middle of the connecting piece (14). A pin shaft (17) is fixedly installed in the middle of the cotter pin (16), and a hexagonal slotted nut (15) is provided at the connection between the cotter pin (16) and the connecting piece (14).

2. A coke oven locomotive position control device according to claim 1, characterized in that: A dust cover (8) is threadedly connected to one side of the mounting base (1) close to the second bearing seat (13); a second bolt nut gasket (9) is provided at the connection between the dust cover (8) and the mounting base (1); and the dust cover (8) is located at the top of the encoder (12).

3. A coke oven locomotive position control device according to claim 1, characterized in that: A support plate (10) is fixedly connected to the bottom end of the encoder (12); the support plate (10) is threadedly connected to the mounting base (1); and a third bolt, nut and gasket (11) is provided at the connection between the support plate (10) and the mounting base (1).

4. A coke oven locomotive position control device according to claim 1, characterized in that: A spring retaining ring (5) is fixedly mounted at the connection point between the first bearing seat (6) and the connecting shaft (3) and at the connection point between the second bearing seat (13) and the connecting shaft (3).

5. A coke oven locomotive position control device according to claim 1, characterized in that: A first bolt, nut and gasket (7) is provided at the connection between the first bearing seat (6) and the mounting base (1) and at the connection between the second bearing seat (13) and the mounting base (1).

6. A coke oven locomotive position control device according to claim 1, characterized in that: The diameter of the rotating wheel (2) is 318.5 mm, and the mounting base (1) is made of carbon structural steel material.

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