CN208310788U - Large gradient roadheader - Google Patents

Abstract

The utility model discloses a kind of large gradient roadheaders, including body, the lower part of body is provided with walking mechanism, the front of body is provided with cutting mechanism, the shovel plate mechanism protruded out forwards is provided on body below cutting mechanism, it is collected after cutting mechanism cutting material by shovel plate mechanism and is delivered to body rear through conveying mechanism, scraper plate chain component is provided between the rear end and conveying mechanism of cutting mechanism, scraper plate chain component includes bush(ing) chain and the scraper plate that is arranged on bush(ing) chain, the length direction of scraper plate and the width direction of body are consistent, free floating connection is constituted between the both ends and bush(ing) chain of scraper plate, it can guarantee that scraper plate is close to transport machine bottom board when conveying material always, prevent bush(ing) chain from floating, and then material is delivered to body rear, improve shipment efficiency.

Description

Large gradient roadheader

Technical field

The utility model relates to Boring Machine Technique fields, and in particular to a kind of large gradient roadheader.

Background technique

Development machine is the big machinery of coal mine and non-coal mine tunnel piercing, and complete machine includes cutting units, shovel board portion, transport Machine, body part, running part, hydraulic system and electric system etc..Current development machine gradient range is at ± 18 degree, more than 18 The phenomenon that degree development machine, which will appear machine, to come to a complete stop, and cannot be moved forward and backward, and the material under cutting can not export.

The utility model people of the application has applied for the application text of a entitled " development machine " simultaneously, and " cutting mechanism includes Milling dig head, milling dig head by can bending single oil cylinder and body it is hinged, driving mechanism driving milling dig head swing in the horizontal plane with In vertical rotation in surface, head is dug in milling can be in position with ground face contact ", in this way milling dig head can be in face contact position It sets, support on the ground, then pushes body to be moved forward and backward by the thrust of oil cylinder, since the supporting role of head is dug in milling, increases The contact area of development machine and ground enables development machine to work normally in the environment of heavy grade.But due to development machine The tilt angle of fuselage is also very big when being in heavy grade, so that the material on conveyer is slided to lower, especially in conveyer The low rear end in front end it is high in the case where, material can not be tightly attached on the bottom plate of conveyer, can be slided to conveyer belt front end, will certainly Conveyer shipment low efficiency is caused, while also will affect the normal work of other component on development machine.

Utility model content

The purpose of the utility model is to provide a kind of large gradient roadheaders, can be improved development machine and make under heavy grade environment Shipment efficiency when industry.

To achieve the goals above, the technical solution adopted in the utility model are as follows: a kind of large gradient roadheader, including machine Body, the lower part of body are provided with walking mechanism, and the front of body is provided with cutting mechanism, are arranged on the body below cutting mechanism There is the shovel plate mechanism protruded out forwards, is collected after cutting mechanism cutting material by shovel plate mechanism and be delivered to body through conveying mechanism Rear, is provided with scraper plate chain component between the rear end and conveying mechanism of cutting mechanism, driving mechanism drives scraper chain component movement Material is pushed on the mine car or belt feeder of conveying mechanism, it is characterised in that: scraper plate chain component includes that bush(ing) chain and setting exist Scraper plate on bush(ing) chain, the length direction of scraper plate and the width direction of body are consistent.

Free floating connection is constituted in above scheme, between the both ends and bush(ing) chain of scraper plate, it is ensured that scraper plate is conveying Always it is close to transport machine bottom board when material, prevents bush(ing) chain from floating, and then material is delivered to body rear, improves shipment effect Rate.

Detailed description of the invention

Fig. 1 is the main view of large gradient roadheader；

Fig. 2 is the top view of large gradient roadheader；

Fig. 3 is the structural schematic diagram of shovel plate mechanism；

Fig. 4 is the scraper chain component structure diagram of duplex structure；

Fig. 5 is the structural schematic diagram of link block；

Fig. 6 is the scraper chain component structure diagram of single-stranded structure.

Specific embodiment

The utility model is discussed in further detail below with reference to Fig. 1-Fig. 6.

A kind of large gradient roadheader, including body 10, the lower part of body 10 are provided with walking mechanism 20, the front of body 10 It is provided with cutting mechanism 30, is provided with the shovel plate mechanism 40 protruded out forwards, cutting machine on the body 10 of 30 lower section of cutting mechanism It is collected after 30 cutting material of structure by shovel plate mechanism 40 and is delivered to 10 rear of body, the rear end of cutting mechanism 30 through conveying mechanism 50 Scraper plate chain component 51 is provided between conveying mechanism 50, the driving mechanism driving movement of scraper plate chain component 51 pushes to material defeated It send on the mine car or belt feeder of mechanism 50, scraper plate chain component 51 includes bush(ing) chain 511 and the scraper plate being arranged on bush(ing) chain 511 512, the length direction of scraper plate 512 is consistent with the width direction of body 10, constitutes between the both ends and bush(ing) chain 511 of scraper plate 512 Free floating connection.The workflow of large gradient roadheader is as follows: cutting mechanism 30 will be under the ore cutting on mine first Come, then the movement of shovel plate mechanism 40 will by the arrival end of the scraper plate chain component 51 of material collection to rear conveying mechanism 50, movement Material pushes on the mine car or belt feeder of conveying mechanism 50, to complete the automatic transportation of material.Due to the both ends of scraper plate 512 It constitutes free floating between bush(ing) chain 511 to connect, it is ensured that scraper plate 512 is close to transporter bottom when conveying material always Plate prevents bush(ing) chain 511 from floating, and then material is delivered to body rear, improves shipment efficiency.

As a preferred embodiment of the present invention, bush(ing) chain 511 is duplex structure, by the double sleeve chain element head and the tail of multiple groups Connect the engaging hole for forming and being provided among each double sleeve chain element with the tooth engagement of sprocket wheel, and scraper plate 512 passes through two The connector 513 at end is connected with the double sleeve chain element of two sides, and link block 513 and scraper plate 512 are hinged.Bush(ing) chain 511 designs At this structure, can effectively avoid entering the card chain phenomenon generated after scraper plate chain component 51 due to material.

Link block 513 includes substrate 5131, and pin hole is offered on substrate 5131, and pin shaft passes through pin hole and double bush(ing) chain list Member is fixedly connected, and the interior plate of substrate 5131 is inward-facing to protrude out lug 5132 there are two settings, and the middle part of lug 5132 offers The two is linked together by axis hole, the axis hole that pin shaft sequentially passes through on the axis hole and lug 5132 at 512 both ends of scraper plate.Substrate 5131 with Double sleeve chain element is fixedly connected, is hinged with scraper plate 512, and double sleeve chain element can move in the up-down direction, due to The gravity of scraper plate 512 gives double sleeve chain element one downward active force, double sleeve chain element always with it is following Transport machine bottom board be close to, prevent supports for material down-sliding.

The uniform intervals on the length direction of bush(ing) chain 511 of scraper plate 512 are provided with multiple and scraper plate 512 upper surface and are higher than The upper surface of bush(ing) chain 511.One scraper plate 512 is set every a distance on the length direction of bush(ing) chain 511, so that double set The compactness that cylinder chain element is close to transport machine bottom board.

Further, the shovel plate mechanism 40 includes rear end and the hinged shovel plate body 41 of body 10, shovel plate body 41 Front setting there are two star-wheel 42, the rotation direction of star-wheel 42 is opposite and to the rear collection material of shovel plate body 41, star The rear end of wheel 42 is connected with scraper plate chain component 51.Shovel plate body 41 and rear end body 10 are articulated connections, can be according to cutting It above and below the other side's situation for the material that 30 cutting of mechanism is got off or moves left and right, material scraper is entered into 41 front of shovel plate body, then star The scraper plate chain component 51 that 42 rear of star-wheel is connected therewith is taken off in the material rotation of front by wheel 42, then is conveyed by scraper plate chain component 51 To the mine car or belt feeder of conveying mechanism 50.

In addition, preferably, the scraper plate chain component 51 can also be single-stranded structure, 511 two sides of bush(ing) chain it is outer Scraper plate 512 is connected separately on carrier bar, there are the connecting plate 514 for being mounted on outer plate, connecting plate in one end of scraper plate 512 514 are equipped with connecting hole, and the uniform intervals on the chain length direction of bush(ing) chain 511 of scraper plate 512 are provided with the plate of multiple groups and scraper plate 512 Side is higher than the upper surface of bush(ing) chain 511.

Claims (6)

1. a kind of large gradient roadheader, including body (10), the lower part of body (10) are provided with walking mechanism (20), body (10) Front be provided with cutting mechanism (30), be provided with the shovel board machine protruded out forwards on the body (10) below cutting mechanism (30) Structure (40) is collected after cutting mechanism (30) cutting material by shovel plate mechanism (40) and is delivered to body (10) through conveying mechanism (50) Rear is provided with scraper plate chain component (51) between the rear end and conveying mechanism (50) of cutting mechanism (30), and driving mechanism driving is scraped Plate chain component (51) movement pushes to material on the mine car or belt feeder of conveying mechanism (50), it is characterised in that: scraper plate chain group Part (51) includes the scraper plate (512) of bush(ing) chain (511) and setting on bush(ing) chain (511), the length direction and machine of scraper plate (512) The width direction of body (10) is consistent.

2. large gradient roadheader according to claim 1, it is characterised in that: the bush(ing) chain (511) is duplex structure, Bush(ing) chain (511) by the double sleeve chain element of multiple groups it is end to end form and be provided among each double sleeve chain element with The engaging hole of the tooth engagement of sprocket wheel, scraper plate (512) pass through the link block (513) at both ends and the double sleeve chain element phase of two sides Even, link block (513) and scraper plate (512) are hinged.

3. large gradient roadheader according to claim 2, it is characterised in that: link block (513) includes substrate (5131), base Pin hole is offered on plate (5131), pin shaft passes through pin hole and is fixedly connected with double sleeve chain element, the interior plate of substrate (5131) Inward-facing to protrude out setting there are two lug (5132), lug offers axis hole in the middle part of (5132), and pin shaft sequentially passes through scraper plate (512) the two is linked together by the axis hole on the axis hole and lug (5132) at both ends.

4. large gradient roadheader according to claim 3, it is characterised in that: chain length of the scraper plate (512) in bush(ing) chain (511) The upper surface that uniform intervals are provided with multiple and scraper plate (512) on direction is higher than the upper surface of bush(ing) chain (511).

5. large gradient roadheader according to claim 1, it is characterised in that: the shovel plate mechanism (40) include rear end with The hinged shovel plate body (41) of body (10), there are two star-wheel (42), star-wheel (42) turns for the front setting of shovel plate body (41) Move contrary and to the rear collection material of shovel plate body (41), the rear end and scraper plate chain component (51) of star-wheel (42) are held in the mouth It connects.

6. large gradient roadheader according to claim 1, it is characterised in that: the scraper plate chain component (51) is single-stranded knot Structure is connected separately with scraper plate (512) on the outer plate of bush(ing) chain (511) two sides, and one end of scraper plate (512) has outer for being mounted on Connecting plate (514) on carrier bar, connecting plate (514) are equipped with connecting hole, chain length direction of the scraper plate (512) in bush(ing) chain (511) The edges of boards that upper uniform intervals are provided with multiple groups and scraper plate (512) are higher than the upper surface of bush(ing) chain (511).