CN102174889A

CN102174889A - Coal planer

Info

Publication number: CN102174889A
Application number: CN2011100690357A
Authority: CN
Inventors: 慕秀峥; 李强; 葛徳俊
Original assignee: Sany Heavy Integrated Coal Mining Equipment Co Ltd
Current assignee: Sany Heavy Integrated Coal Mining Equipment Co Ltd
Priority date: 2011-03-22
Filing date: 2011-03-22
Publication date: 2011-09-07

Abstract

The invention relates to the technical field of coal planer and in particular discloses a coal planer which comprises a planning chain, a chain pressing block fixedly arranged above the planning chain; wherein the bottom of the chain pressing block pushes against the upper surface of the planning chain. In the coal planer disclosed by the invention, the chain pressing block is arranged above the planning china and the bottom of the chain pressing block pushes against the upper surface of the planning chain; under the pressure of the chain pressing block, the height of the planning chain at the head part and the tail part of the coal planer can be pressed down in a short distance; a planning head can absolutely walk to the positions of working faces at the head part and the tail part of the coal planer and can plane coal on the working faces completely, thus improving work efficiency of the coal planer and expanding application range of the coal planer.

Description

A kind of coal plough

Technical field

The present invention relates to the coal plough technical field, relate in particular to a kind of coal plough that reduces the plane chain height.

Background technology

At present, it is collection shearing and support integrated mining equipment that the automation coal plough is formed complete equipment (being called for short coal plough among the application), and it is a kind of equipment of suitable thin seam mining.

Coal plough mainly comprises planer head, planer head drive division, planer head operation guide rail, planer head level adjustment system, conveyer, hydraulic support and electrohydraulic control system, work plane detection and parts such as control system, chain tightener usually, and it possesses the characteristics of " shallow cut ", " many circulations "; Coal plough moves back and forth by plane chain drive planer head and shears, and plane chain turns round by the plane chain wheel at head, tail place.

The coal plough of this structure, because plane chain turns round by the plane chain wheel at head, tail place, plane chain is elevated at head, tail place, thereby make planer head can not run to the work plane position at frame head and tail two ends fully, can not the coal plough of work plane is saturating, make that the efficient of coal plough is lower, the use of coal plough is restricted.

Therefore, how to develop and a kind ofly can become the technical barrier that those skilled in the art need to be resolved hurrily with plane chain at the coal plough that head, tail place reduce.

Summary of the invention

The purpose of this invention is to provide a kind of coal plough, this coal plough can reduce the height of plane chain at head, tail place.

To achieve these goals, the invention provides a kind of coal plough, comprise plane chain, the upper fixed of described plane chain is provided with presses chain piece, the upper surface of the described plane chain of base abuts of described pressure chain piece.

Preferably, the both sides of described plane chain are fixed with tight chain balladeur train, and described pressure chain piece is fixedly installed on the described tight chain balladeur train.

Preferably, described pressure chain piece and described tight chain balladeur train removably connect.

Preferably, described pressure chain piece removably connects by steady pin and described tight chain balladeur train.

Preferably, the below of described plane chain is provided with plate in the tight chain balladeur train.

Preferably, the bottom of described pressure chain piece is overshooting shape.

Preferably, the bottom of described pressure chain piece is provided with wearing layer.

Preferably, described wearing layer is an overlay cladding.

Coal plough provided by the invention, upper fixed at plane chain is provided with pressure chain piece, press the upper surface of the base abuts plane chain of chain piece, under the pressure effect of pressing the chain piece, plane chain can be depressed in short distance at the height at head, tail place, and planer head can run to the work plane position at head, tail two ends fully, and planer head can be saturating with the coal plough of work plane, can improve the operating efficiency of coal plough, increase the scope of application of coal plough.

Description of drawings

The main TV structure schematic diagram of plane chain part in the coal plough that Fig. 1 is provided for a kind of specific embodiment of the present invention;

Fig. 2 is the plan structure schematic diagram of Fig. 1;

Fig. 3 be among Fig. 1 A-A to structural representation;

Wherein, among Fig. 1-Fig. 3:

Plate 5 in plane chain 1, pressure chain piece 2, steady pin 3, tight chain balladeur train 4, the tight chain balladeur train.

The specific embodiment

Core of the present invention provides a kind of coal plough, and this coal plough can reduce the height of plane chain at head, tail place.

In order to make those skilled in the art better understand technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.

Please referring to Fig. 1-Fig. 3, the main TV structure schematic diagram of plane chain part in the coal plough that Fig. 1 is provided for a kind of specific embodiment of the present invention, Fig. 2 is the plan structure schematic diagram of Fig. 1, Fig. 3 be among Fig. 1 A-A to structural representation.

As shown in Figure 1-Figure 3, coal plough provided by the present invention comprises plane chain 1, planer head, head, tail etc., and wherein planer head, head, tail fail to show that it all belongs to prior art in Fig. 1-Fig. 3, and be irrelevant with inventive point of the present invention, no longer does introduction at this.

The upper fixed of plane chain 1 is provided with presses chain piece 2, press the upper surface of the base abuts plane chain 1 of chain piece 2, in the concrete scheme, press the bottom of chain piece 2 can be overshooting shape, press the bottom shape of chain piece 2 to be provided with according to the upper surface shape of pressing chain, the height of the plane chain 1 that pressure chain piece 2 is forced down can be set according to planer head to work plane distance.

Coal plough provided by the invention, upper fixed at plane chain 1 is provided with pressure chain piece 2, press the upper surface of the base abuts plane chain 1 of chain piece 2, under the pressure effect of pressing chain piece 2, plane chain 1 can be depressed in short distance at the height at head, tail place, and planer head can run to the work plane position at head, tail two ends fully, and planer head can be saturating with the coal plough of work plane, can improve the operating efficiency of coal plough, increase the scope of application of coal plough.

In the concrete scheme, press chain piece 2 to fix, be provided with tight chain balladeur train 4 in the both sides of plane chain 1, press chain piece 2 to be fixedly installed on the tight chain balladeur train 4 by tight chain balladeur train 4.

In the preferred scheme, pressing chain piece 2 can form with tight chain balladeur train 4 removably connects, press chain piece 2 bottoms to contact, rub with plane chain 1 for a long time, will cause pressing the wearing and tearing of chain piece 2 base sections, thereby the chain effect is pressed in influence, owing to press chain piece 2 and tight chain balladeur train 4 for removably connecting, after pressing the bottom abrasion of chain piece 2, can 2 dismountings of chain piece, the pressure chain piece 2 that more renews will be pressed, pressure chain piece 2 after perhaps just wearing and tearing takes off, and presses the original appearance of chain piece 2 bottoms with recovery with the wear resistance electrode built-up welding in its bottom; Again the pressure chain piece 2 after new pressure chain piece 2 or the reparation is installed on the tight chain balladeur train 4, to guarantee to press the chain effect.

In the concrete scheme, press chain piece 2 to fixedly connected with tight chain balladeur train 4, as shown in Figure 1, press chain piece 2 to form with tight chain balladeur train 4 and removably connect by two steady pins 3 by steady pin 3.

In the preferred version, in order accurately to limit plane chain 1 by discharge head, can below plane chain 1, be provided with plate 5 in the tight chain balladeur train, as Fig. 1, shown in Figure 3, plate 5 is positioned at the below of plane chain 1 in the tight chain balladeur train, and the both sides of plate 5 can be fixedly connected with pulley balladeur train 4 respectively in the tight chain balladeur train, and the bottom of pressure chain piece 2 is pressed in the upper surface of plane chain 1, plane chain 1 has reduced and has been close to behind the height that the top of plate 5 passes through in the tight chain balladeur train, and plate 5 can limit the height and position that forces down of plane chain 1 in the tight chain balladeur train.

In the preferred version,, can be provided with wearing layer in the bottom of pressing chain piece 2 in order to improve the abrasion resistance of pressing chain piece 2.

In the more excellent scheme, the wearing layer of pressing chain piece 2 bottoms to be provided with can adopt overlay cladding, uses wear resistance electrode built-up welding one deck wearing layer in the bottom of pressing chain piece 2.

The above only is the description of the preferred implementation of invention; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims

1. a coal plough comprises plane chain, it is characterized in that, the upper fixed of described plane chain is provided with presses chain piece, the upper surface of the described plane chain of base abuts of described pressure chain piece.

2. coal plough according to claim 1 is characterized in that, the both sides of described plane chain are fixed with tight chain balladeur train, and described pressure chain piece is fixedly installed on the described tight chain balladeur train.

3. coal plough according to claim 2 is characterized in that, described pressure chain piece and described tight chain balladeur train removably connect.

4. coal plough according to claim 3 is characterized in that, described pressure chain piece removably connects by steady pin and described tight chain balladeur train.

5. according to each described coal plough of claim 1-4, it is characterized in that the below of described plane chain is provided with plate in the tight chain balladeur train.

6. coal plough according to claim 5 is characterized in that, the bottom of described pressure chain piece is overshooting shape.

7. coal plough according to claim 6 is characterized in that, the bottom of described pressure chain piece is provided with wearing layer.

8. coal plough according to claim 7 is characterized in that, described wearing layer is an overlay cladding.