CN220230916U

CN220230916U - Derailment detection device of sampling machine

Info

Publication number: CN220230916U
Application number: CN202320582885.5U
Authority: CN
Inventors: ***; 张榜; 袁帅; 石鹏; 陈毅; 陈建; 金鑫; 康麒; 李琨; 葛超
Original assignee: China Aluminum Ningxia Energy Group Maliantai Power Generation Branch
Current assignee: China Aluminum Ningxia Energy Group Maliantai Power Generation Branch
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-12-22
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a derailment detection device of a sampling machine, which comprises a steel rail and a travelling crane arranged above the steel rail, wherein a hub frame is arranged at the lower part of the travelling crane, first brackets are arranged at the end parts of two sides of the hub frame in an extending way towards one side, mounting frames are arranged at the tail ends of the first brackets, expansion pipes are downwards arranged at the bottom surfaces of the mounting frames, and a first telescopic pipe and a second telescopic pipe are downwards sleeved on the outer surfaces of the expansion pipes in sequence. This sampling machine derailment detection device, consequently can play the effect of certain protection to it through its expansion pipe, first flexible pipe and second flexible pipe, prevent a large amount of buggy and some impurity to the influence that the proximity switch caused.

Description

Derailment detection device of sampling machine

Technical Field

The utility model belongs to the technical field of sampling machines, and particularly relates to a derailment detection device of a sampling machine.

Background

In order to accurately settle accounts of purchased coal in the operation process of a power plant, the coal of a coal transportation vehicle must be sampled, and in order to smoothly develop the sampling process, a sampler needs to be capable of safely and stably operating. However, the event of derailment of the sampler occurs for a plurality of times in the sampling process, and analysis is carried out according to the occurrence process of the event, so that the reason for derailment of the sampler is that the sampler is lifted and can not stop running in time when the sampler is sampled on a hard object, and the derailment of the sampler is caused. Therefore, in the prior art, the sampling machine is upgraded and improved, and when the sampling machine samples a hard object, the distance between the jacked sampling machine and the steel rail is increased, and the sampling machine can stop sampling in time.

Thus according to the patent No.: CN201520349514.8, name: the utility model provides a coal sampler anticreep rail device, is provided with proximity switch below the sampling machine on the guide rail in above-mentioned patent, through setting up proximity switch on the sampling machine, can report to the police or break off power when derailing, can prevent the emergence of accident, can prevent to suffer from in the future, breaks out the accident in the state of sprouting, can ensure safe production, protection property and personal do not receive the loss. However, when the proximity switch is used, a large amount of coal and impurities exist on the site, and the coal and the impurities can influence the proximity switch to a certain extent, so that the detection of the proximity switch is influenced.

Disclosure of Invention

The utility model aims to provide a derailment detection device of a sampling machine, which can avoid influence of a large amount of coal dust on a proximity switch so as to solve the technical problem in the background technology.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides a sampling machine derailment detection device, includes rail and rail top setting driving, the lower part of driving is provided with the wheel hub frame, and wheel hub frame both sides tip extends to one side and is provided with first support, is located the end of first support and is provided with the mounting bracket, and its mounting bracket bottom surface is provided with the expansion pipe downwards, and this expansion pipe surface has cup jointed first flexible pipe and second flexible pipe downwards in proper order.

Preferably, the inside of mounting bracket runs through the grafting and is provided with proximity switch.

Preferably, the limiting grooves are formed in the inner peripheral surfaces of the expansion pipe and the first telescopic pipe in an inward extending mode, meanwhile, clamping blocks are arranged on the upper portions of the inner annular walls of the first telescopic pipe and the second telescopic pipe, and one ends of the clamping blocks extend to the inner portion of the first rotating groove.

Preferably, the outer peripheral surface of the mounting frame is internally provided with a first rotary groove, the outer surface of the first rotary groove is sleeved with a rotary ring, and lifting lugs are arranged on the outer surface of the rotary ring in an extending manner on two sides.

Preferably, the bottom of the second telescopic tube is provided with a spring frame at the vertical opposite position with the lifting lug, the top of the spring frame penetrates through the lifting lug, and a spring is arranged between the bottom of the lifting lug and the upper part of the spring frame.

Preferably, the outer peripheral surface of the second telescopic tube is provided with a clamping plate, a crown gear is arranged between the clamping plates, and second rotating grooves respectively arranged on the upper end surface and the lower end surface of the crown gear can be mutually clamped with the clamping plates.

Preferably, the cleaning brush is arranged on the bottom surface of the crown gear extending to the upper part of the steel rail.

Preferably, a second bracket is arranged on one side above the clamping plate in an extending way, a roller is hinged to the side wall of the second bracket opposite to the crown gear, and the outer surface of the roller is in abutting connection with the upper part of the steel rail.

Preferably, a first gear is arranged at one end of the roller, and a second gear is connected between the first gear and the crown gear in a meshed manner.

Preferably, a sampling machine capable of sampling coal is arranged above the travelling crane.

The derailment detection device of the sampling machine has the following advantages:

1. this sampling machine derailment detection device, when proximity switch uses, its expansion pipe, first flexible pipe and second flexible pipe can play the effect of certain protection to it, prevent a large amount of buggy and some impurity to the influence that proximity switch caused, simultaneously first flexible pipe and second flexible pipe upwards move and rotatory back, can pass through first rotary groove and fixture block, make first flexible pipe and second flexible pipe can be fixed with it, consequently conveniently install and maintain proximity switch.

2. According to the derailment detection device of the sampling machine, after the second telescopic pipe is placed above the steel rail through the spring, the second telescopic pipe is firmly attached above the steel rail under the elastic force of the spring.

3. This sampling machine derailment detection device, when the driving moves, its gyro wheel wants to contact with the rail surface, and then makes the gyro wheel rotate, can drive the rotation of crown gear through first gear and second gear after the gyro wheel rotates, consequently after crown gear rotates, the cleaning brush that its crown gear bottom surface set up cleans the scattered impurity of its rail top.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the explosive structures of a first telescopic tube and a second telescopic tube according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

FIG. 5 is a schematic view of the first and second telescoping tubes of the present utility model;

FIG. 6 is a schematic top plan view of the first and second telescoping tubes of the present utility model;

FIG. 7 is a schematic view showing a cross-sectional structure along A-A of the present utility model;

the figure indicates: 1. a steel rail; 2. driving; 21. a hub frame; 22. a first bracket; 23. a mounting frame; 231. expanding the tube; 232. a limit groove; 233. a first rotary groove; 24. a rotating ring; 241. lifting lugs; 25. a first telescopic tube; 26. a second telescopic tube; 261. a spring rack; 262. a spring; 263. a clamping plate; 264. a second bracket; 265. a clamping block; 6. a roller; 61. a first gear; 62. a second gear; 3. sampling machine; 4. a proximity switch; 5. a crown gear; 51. a second rotary groove; 52. a cleaning brush.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

For a better understanding of the objects, structures and functions of the present utility model, a derailment detection apparatus for a sampling machine according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-2, the derailment detection device of the sampling machine is characterized in that two groups of parallel opposite steel rails 1 and travelling cranes 2 are arranged above the steel rails 1, and a sampling machine 3 capable of sampling coal is arranged above the travelling cranes 2.

Meanwhile, the lower part of the travelling crane 2 is provided with a hub frame 21, two side end parts of the hub frame 21 are extended to one side to be provided with a first bracket 22, the tail end of the first bracket 22 is fixedly provided with a mounting frame 23 which can be fixed to the proximity switch 4, one end of the proximity switch 4 can penetrate through the upper end of the mounting frame 23, the proximity switch 4 can be lifted up at the sampling machine 3, and when the distance between the proximity switch 4 and the steel rail 1 is larger than the sensing distance, signals trigger to stop the continuous operation of the sampling machine 3.

As shown in fig. 2-4, an expansion pipe 231 is downward arranged on the bottom surface of the mounting frame 23, and a first telescopic pipe 25 and a second telescopic pipe 26 are sequentially sleeved on the outer surface of the expansion pipe 231 downward. The proximity switch 4 can be sleeved inside through the expansion pipe 231, the first telescopic pipe 25 and the second telescopic pipe 26, so that when the proximity switch 4 is used, the expansion pipe 231, the first telescopic pipe 25 and the second telescopic pipe 26 can play a certain protection effect on the proximity switch 4, and influence of a large amount of coal dust and impurities on the proximity switch 4 is prevented.

As shown in fig. 4 and 7, the outer circumferential surfaces of the expansion pipe 231 and the first telescopic pipe 25 are inwardly extended and provided with a limiting groove 232, and one end of a clamping block 265 arranged at the upper part of the inner circumferential wall of the first telescopic pipe 25 and the second telescopic pipe 26 is extended into the limiting groove 232. Therefore, after the first telescopic tube 25 and the second telescopic tube 26 move upwards and rotate, the first telescopic tube 25 and the second telescopic tube 26 can be fixed through the first rotating groove 233 and the clamping block 265, so that the proximity switch 4 is convenient to install and maintain.

As shown in fig. 4, a first rotating groove 233 is formed on the outer circumferential surface of the mounting frame 23, the outer surface of the first rotating groove 233 is sleeved with a rotatable rotating ring 24, and lifting lugs 241 are arranged on the outer surface of the rotating ring 24 in an extending manner on two sides.

Simultaneously, a spring frame 261 is arranged at the vertical opposite position of the bottom of the second telescopic tube 26 and the lifting lug 241, the top of the spring frame 261 penetrates through the lifting lug 241, and a spring 262 is arranged between the bottom of the lifting lug 241 and the upper side of the spring frame 261. After the second telescopic pipe 26 is placed above the steel rail 1 through the spring 262, the second telescopic pipe 26 is firmly attached above the steel rail 1 under the pushing of the elastic force of the spring 262.

As shown in fig. 4-7, a clamping plate 263 arranged at right angles with the spring frame 261 is arranged on the outer peripheral surface of the second telescopic tube 26, a rotatable crown gear 5 is arranged between the clamping plates 263, the second rotating grooves 51 respectively arranged on the upper end surface and the lower end surface of the crown gear 5 can be mutually clamped with the clamping plate 263, and meanwhile, a cleaning brush 52 is arranged on the bottom surface of the crown gear 5 extending to the upper side of the steel rail 1.

A second bracket 264 is arranged on one side above the clamping plate 263 in an extending way, a roller 6 is hinged on the side wall of the second bracket 264 opposite to the crown gear 5, the outer surface of the roller 6 is in abutting connection with the upper part of the steel rail 1, a first gear 61 is arranged at one end of the roller 6, and a second gear 62 is connected between the first gear 61 and the crown gear 5 in a meshed manner. Therefore, when the travelling crane 2 moves, the roller 6 of the travelling crane is in contact with the surface of the steel rail 1, so that the roller 6 can rotate, and the crown gear 5 can be driven to rotate through the first gear 61 and the second gear 62 after the roller 6 rotates, so that after the crown gear 5 rotates, the cleaning brush 52 arranged on the bottom surface of the crown gear 5 cleans the scattered impurities above the steel rail 1.

Working principle of derailment detection device of sampling machine is as follows: when the travelling crane 2 moves, the roller 6 of the travelling crane is in contact with the surface of the steel rail 1, so that the roller 6 can rotate, and the crown gear 5 can be driven to rotate through the first gear 61 and the second gear 62 after the roller 6 rotates, so that after the crown gear 5 rotates, the cleaning brush 52 arranged on the bottom surface of the crown gear 5 cleans the scattered impurities above the steel rail 1, and meanwhile, the proximity switch 4 can be protected to a certain extent through the first telescopic pipe 25 and the second telescopic pipe 26.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a sampling machine derailment detection device, includes rail (1) and rail (1) top setting driving (2), its characterized in that: the lower part of driving (2) is provided with wheel hub frame (21), and wheel hub frame (21) both sides tip is provided with first support (22) to one side extension, and the end that is located first support (22) is provided with mounting bracket (23), and its mounting bracket (23) bottom surface is provided with expansion pipe (231) downwards, and first flexible pipe (25) and second flexible pipe (26) have been cup jointed downwards in proper order to this expansion pipe (231) surface.

2. The sampling machine derailment detection apparatus of claim 1, wherein: the inside of mounting bracket (23) runs through grafting and is provided with proximity switch (4).

3. The sampling machine derailment detection apparatus of claim 2, wherein: limiting grooves (232) are formed in the outer peripheral surfaces of the expansion pipe (231) and the first telescopic pipe (25) in an inward extending mode, clamping blocks (265) are arranged on the upper portions of inner annular walls of the first telescopic pipe (25) and the second telescopic pipe (26), and one ends of the clamping blocks (265) extend to the inside of the first rotating grooves (233).

4. A sampler derailment detection apparatus according to claim 3, wherein: the outer peripheral surface of the mounting frame (23) is internally provided with a first rotary groove (233), the outer surface of the first rotary groove (233) is sleeved with a rotary ring (24), and lifting lugs (241) are arranged on the outer surface of the rotary ring (24) in an extending mode on two sides.

5. The sampling machine derailment detection device of claim 4, wherein: a spring frame (261) is arranged at the vertical opposite position of the bottom of the second telescopic tube (26) and the lifting lug (241), the top of the spring frame (261) penetrates through the lifting lug (241), and a spring (262) is arranged between the bottom of the lifting lug (241) and the upper side of the spring frame (261).

6. The sampling machine derailment detection apparatus of claim 5, wherein: the outer peripheral surface of the second telescopic tube (26) is provided with clamping plates (263), crown gears (5) are arranged between the clamping plates (263), and second rotating grooves (51) respectively arranged on the upper end surface and the lower end surface of the crown gears (5) can be mutually clamped with the clamping plates (263).

7. The sampling machine derailment detection apparatus of claim 6, wherein: the bottom surface of the crown gear (5) extends to the upper part of the steel rail (1) and is provided with a cleaning brush (52).

8. The sampling machine derailment detection apparatus of claim 7, wherein: a second bracket (264) is arranged on one side above the clamping plate (263) in an extending way, a roller (6) is hinged to the side wall, opposite to the crown gear (5), of the second bracket (264), and the outer surface of the roller (6) is in abutting connection with the upper part of the steel rail (1).

9. The sampling machine derailment detection device of claim 8, wherein: one end of the roller (6) is provided with a first gear (61), and a second gear (62) is connected between the first gear (61) and the crown gear (5) in a meshed mode.

10. The sampling machine derailment detection apparatus of claim 1, wherein: and a sampling machine (3) capable of sampling coal is arranged above the travelling crane (2).