CN210557251U

CN210557251U - Serpentine belt conveyor adopting flexible joint unit

Info

Publication number: CN210557251U
Application number: CN201921608583.0U
Authority: CN
Inventors: 张媛; 孙长征; 封金桥; 陈娇; 周艳平; 张琳琳
Original assignee: Libo Heavy Machine Technology Co Ltd
Current assignee: Libo Heavy Machine Technology Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-19
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to a snakelike belt conveyor adopting a flexible joint unit, which comprises a machine head, a head transition section, a middle section, a tail transition section, a machine tail, a lateral bending track and a support rod; the machine head, the head transition section, the middle section, the tail transition section and the machine tail are sequentially connected in a rotating mode through pin shafts; the interlude form the turn segmental arc, bracing piece and lateral bending track pass through bolted connection, all install the inboard at the turn segmental arc, during the interlude turn, the lateral blocking roller of interlude rolls along the lateral bending track. The utility model has the advantages that: the structure is reasonable and novel, the compact machine tail is hinged with the heading machine, the whole machine moves forward or backward along with the heading machine, the unit sections are designed into standard series sizes, a connection mode that the unit sections can extend along the running direction in a follow-up mode and move along the angle in a follow-up mode is designed between every two sections, the follow-up turning of the belt conveyor can be ensured, the turning with the minimum radius of the common belt conveyor can be realized, and the installation space is greatly reduced.

Description

Serpentine belt conveyor adopting flexible joint unit

Technical Field

The invention relates to a belt conveyor, in particular to a snakelike belt conveyor adopting a flexible joint unit.

Background

With the rapid development of automation and mechanization of coal mines, an automatic and intelligent coal mining method and a coal mining process become the core of a high-yield and high-efficiency underground coal mine. The coal mining process mainly comprises the matched use of a coal mining machine, a scraper conveyor and a hydraulic support. Because the natural environment of underground coal mining is relatively complex, and the actual coal mining technical level and the coal mining process level are influenced by a plurality of factors, operation workers and technical workers need to select a targeted coal mining technology and a targeted coal mining process by combining different operating environments and hardness conditions.

The current mining modes of part of small and medium-sized coal mines are as follows: the coal mining of the tunneling machine is conveyed out by the scraper conveyor, and finally, workers drive a forklift to convey the coal to a main roadway scraper and convey the coal out of the well. The old mining mode has low working efficiency, requires workers to enter a mining surface, has severe working environment and high danger coefficient. Meanwhile, due to the fact that the scraper machine is relatively heavy in parts, moving and assembling are difficult, time and labor are wasted when the scraper machine is moved for a coal mine with a coal mining point needing to be frequently replaced, labor intensity of workers is greatly increased, and unsafe factors of underground operation are increased.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a snake-shaped belt conveyor adopting a flexible joint unit, and the technical scheme of the snake-shaped belt conveyor is as follows:

a snakelike belt conveyor adopting a flexible joint unit comprises a machine head (1), a head transition section (2), a middle section (3), a tail transition section (4), a machine tail (5), a side bending track (6) and a support rod (7); the machine head (1), the head transition section (2), the middle section (3), the tail transition section (4) and the machine tail (5) are in rotary connection by pin shafts in sequence; the supporting rod (7) is connected with the side bending rail (6) through bolts and is installed on the inner side of the turning arc section, when the snake-shaped belt conveyor turns, the side blocking rollers (22-3) of the unit sections (22) roll along the side bending rail (6), and the conveying belt sequentially penetrates through the machine head, the head transition section, the middle section, the tail transition section and the machine tail.

Interlude (3) including several sections unit festival (22) that link together in proper order, connect through round pin axle (23) and split pin (24) between two adjacent unit festival (22), specifically do: the two sides of the unit section frame are respectively provided with a positioning frame and a positioning plate, the positioning frame is provided with a positioning groove, and the positioning plate can be inserted into the groove of the positioning frame; when in connection, the positioning plates of the adjacent unit sections are inserted into the grooves of the positioning frames, the positioning frames are connected with the positioning plates through the pin shafts, the cotter pins penetrate through the through holes on the pin shafts, and the two unit sections are connected together.

Each unit section (22) comprises a special carrier roller group (22-1), a unit section frame (22-2), side baffle rollers (22-3), a belt pressing device (22-4), a wheel group (22-5) and baffles (22-6), wherein the side baffle rollers (22-3) are symmetrically arranged in the middle of the left side and the right side of the unit section frame (22-2); the baffle (22-6) is connected with the unit section frame (22-2) through bolts, and the side baffle roller (22-3) is fixed on the unit section frame (22-2); the special carrier roller sets (22-1) are arranged on the front side and the rear side of the unit section frame (22-2), wherein 3 groups of special carrier roller sets are arranged in front of the unit section frame (22-2), and 2 groups of special carrier roller sets are arranged behind the unit section frame (22-2), so that a delta-shaped structure is formed to bear the adhesive tape; the upper parts and the middle parts of the left side and the right side of the unit section frame (22-2) are respectively and symmetrically provided with the belt pressing devices (22-4) which prevent the rubber belt from deviating and play a role in guiding; the bottom parts of the left side and the right side of the unit section frame (22-2) are symmetrically provided with the wheel sets (22-5) for the unit sections to walk.

The positioning frame comprises a third connecting support (22-9) welded on one side of the unit section frame (22-2), the arrangement form of the third connecting support (22-9) on the unit section frame (22-2) is shown in the right view of the unit section frame in FIG. 6, and a positioning groove is arranged on the third connecting support (22-9); the other side of the unit section frame (22-2) is welded with a positioning plate, the positioning plate comprises a first connecting support (22-7) and a second connecting support (22-8), a connecting hole in the first connecting support (22-7) is a round hole and plays a connecting role, and a connecting hole in the second connecting support (22-8) is a long round hole so that the middle section (3) can turn conveniently.

The invention has the advantages that:

1. the structure is reasonable and novel, the compact machine tail is hinged with the heading machine, the whole machine moves forward or backward along with the heading machine, the unit sections are designed into standard series sizes, a connection mode that the unit sections can extend along the running direction in a follow-up mode and move along the angle in a follow-up mode is designed between every two sections, and the follow-up turning of the belt conveyor can be ensured.

2. The unit section frame is of a box-type structure formed by angle steel, so that the unit section frame is firm and durable even if being processed; 5 groups of special carrier rollers are arranged in a shape like a Chinese character 'pin', so that the conveying belt can be effectively gathered; the belt pressing device has compact and novel structure, can play a role in preventing the rubber belt from deviating and also plays a role in guiding;

3. a support rod is arranged on the turning inner side of the entry of the branch roadway, a side-turning track is arranged on the side edge of the support rod, the support snakelike belt conveyor is guided to turn, and the machine body is prevented from deviating towards the turning inner side;

4. the extremely-small-radius turning of the common belt conveyor can be realized, the length of a turning section is greatly shortened, and the belt conveyor can be better suitable for various complex field environments.

Drawings

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

FIG. 2 is a top view of a turn in accordance with the present invention.

Fig. 3 is a front view of the middle portion of the present invention.

Fig. 4 is a section of the intermediate section unit of the present invention.

FIG. 5 is a front view of a unit section frame of the present invention.

FIG. 6 is a right side view of the unit section frame of the present invention.

FIG. 7 is a left side view of the unit section frame of the present invention.

Detailed Description

The invention will be further described with reference to specific embodiments, and the advantages and features of the invention will become apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.

Referring to fig. 1 to 7, the invention relates to a serpentine belt conveyor adopting a flexible joint unit, which comprises a machine head (1), a head transition section (2), a middle section (3), a tail transition section (4), a machine tail (5), a lateral bending track (6) and a support rod (7); the machine head (1), the head transition section (2), the middle section (3), the tail transition section (4) and the machine tail (5) are in rotary connection by pin shafts in sequence; the supporting rod (7) is connected with the side bending rail (6) through bolts and is installed on the inner side of the turning arc section, when the snake-shaped belt conveyor turns, the side blocking rollers (22-3) of the unit sections (22) roll along the side bending rail (6), and the conveying belt sequentially penetrates through the machine head, the head transition section, the middle section, the tail transition section and the machine tail.

The working principle of the invention is as follows: the snake-shaped belt conveyor tail (5) is pulled by a heading machine to move forwards, the machine head (1) is in lap joint with the main roadway belt conveyor, and the middle section (3) is composed of a plurality of unit sections (22) which are sequentially connected together, so that follow-up turning can be realized. However, the working condition of the underground mining surface is severe, and the track can not be paved along with mining, in order to ensure that the belt conveyor turns according to the appointed track, a support rod (7) is arranged on the inner side of the turning section, the support rod is arranged into an arc shape, a side-bending track (6) is arranged on the side surface, and a side blocking roller (22-3) on the inner side of a unit section (22) forming the middle section (3) rolls along the side-bending track when the middle section machine body turns, so that the conveyor turns smoothly, and the side shifting of the conveyor is effectively prevented.

Claims

1. A snakelike belt conveyor adopting a flexible joint unit is characterized by comprising a machine head (1), a head transition section (2), a middle section (3), a tail transition section (4), a machine tail (5), a lateral bending track (6) and a support rod (7); the machine head (1), the head transition section (2), the middle section (3), the tail transition section (4) and the machine tail (5) are in rotary connection by pin shafts in sequence; bracing piece (7) and side bend track (6) pass through bolted connection, all install the inboard at the turn segmental arc, when snakelike belt conveyor turned, interlude (3) rolled along side bend track (6), realized snakelike belt conveyor turns.

2. The serpentine belt conveyor with flexible articulated units according to claim 1, wherein the intermediate section (3) comprises a plurality of unit sections (22) connected in sequence, and two adjacent unit sections (22) are connected by a pin (23) and a cotter pin (24), specifically: the two sides of the unit section frame are respectively provided with a positioning frame and a positioning plate, the positioning frame is provided with a positioning groove, and the positioning plate can be inserted into the groove of the positioning frame; when in connection, the positioning plates of the adjacent unit sections are inserted into the grooves of the positioning frames, the positioning frames are connected with the positioning plates through the pin shafts, the cotter pins penetrate through the through holes on the pin shafts, and the two unit sections are connected together.

3. The serpentine belt conveyor using the flexible joint unit as claimed in claim 2, wherein each of the unit sections (22) comprises a dedicated carrier roller group (22-1), a unit section frame (22-2), a side blocking roller (22-3), a belt pressing device (22-4), a pulley group (22-5), and a baffle plate (22-6), and the side blocking rollers (22-3) are symmetrically installed at the middle of the left and right sides of the unit section frame (22-2); the baffle (22-6) is connected with the unit section frame (22-2) through bolts, and the side baffle roller (22-3) is fixed on the unit section frame (22-2); the special carrier roller sets (22-1) are arranged on the front side and the rear side of the unit section frame (22-2), wherein 3 groups of special carrier roller sets are arranged in the front of the unit section frame, and 2 groups of special carrier roller sets are arranged in the rear of the unit section frame to form a triangular structure for carrying the adhesive tape; the upper parts and the middle parts of the left side and the right side of the unit section frame (22-2) are respectively and symmetrically provided with the belt pressing devices (22-4) which prevent the rubber belt from deviating and play a role in guiding, and the belt pressing devices are fixed on the unit section frame (22-2) through bolts; the bottom parts of the left side and the right side of the unit section frame (22-2) are symmetrically provided with the wheel sets (22-5) for the unit sections to walk.

4. The serpentine belt conveyor using flexible joint units according to claim 2 or 3, wherein the positioning frame comprises a third connecting support (22-9) welded to one side of the unit section frame (22-2), and a positioning groove is formed on the third connecting support (22-9); the other side of the unit section frame (22-2) is welded with a positioning plate, the positioning plate comprises a first connecting support (22-7) and a second connecting support (22-8), a connecting hole in the first connecting support (22-7) is a round hole and plays a connecting role, and a connecting hole in the second connecting support (22-8) is a long round hole so that the middle section (3) can turn conveniently.