CN110130914A - A kind of preceding shield body of coal mine light section shield excavation machine - Google Patents
A kind of preceding shield body of coal mine light section shield excavation machine Download PDFInfo
- Publication number
- CN110130914A CN110130914A CN201910575621.5A CN201910575621A CN110130914A CN 110130914 A CN110130914 A CN 110130914A CN 201910575621 A CN201910575621 A CN 201910575621A CN 110130914 A CN110130914 A CN 110130914A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- back segment
- middle section
- coal mine
- leading portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 26
- 238000009412 basement excavation Methods 0.000 title claims abstract description 11
- 239000000428 dust Substances 0.000 claims abstract description 5
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 2
- 239000011435 rock Substances 0.000 abstract description 11
- 230000005641 tunneling Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention belongs to coal mine tunnelling equipment, provide a kind of preceding shield body of coal mine light section shield excavation machine, including sequentially connected leading portion cylinder, middle section cylinder and back segment cylinder, the gear-box tie-plate for installing gear-box is equipped in the leading portion cylinder, the two sides of the leading portion cylinder are respectively arranged with a steering cylinder, the free end of the steering cylinder is connected with steering top plate, circumferentially at least provided with two for installing the mounting rack of advanced drilling machine in the middle section cylinder, the bottom inside of the middle section cylinder is equipped with the Pulp pump for draining, it is circumferentially arranged in the back segment cylinder to have multiple support frames for being used to install dust excluding hood, the bottom inside of the middle section cylinder and back segment cylinder is equipped with the foot pedal current for worker.A kind of preceding shield body of coal mine provided by the invention light section shield excavation machine can apply to 3 meters of diameter hard-rock tunnel drivings below, to solve the needs of the current speedy drivage of coal enterprise.
Description
Technical field
The invention belongs to coal mine tunnelling equipment, and in particular to a kind of anterior shield of coal mine light section shield excavation machine
Body.
Background technique
For many years, the key technologies such as coal mine hard rock driving, pick anchor synchronization job, section one-pass molding, working face dedusting are difficult
Topic has become the common problem urgently to be resolved that coal industry is faced.Currently, coal mine is used for the capital equipment of tunnelling
There are boom-type roadheader or continuous miner, they have played larger effect in coal road and alternate heading；But it is dug in rock gangway
In, when rock individual event compression strength is greater than 80MPa, domestic and international existing boom-type roadheader is difficult to be applicable in.Research and
Coal mine shield machine is promoted, is the requirement and inexorable trend of shield machine industry and coal machine industry development, is that solution coal enterprise is current
The needs of speedy drivage.Safe and efficient, reduction labor intensity is tunneled for coal mine to be of great importance.Coal mine roadway from economy,
Go into the well and the transition etc. of high efficiency, safety and hard rock mole comprehensively consider, it is desirable that coal mine roadway diameter is small, generally
3 meters of diameter or less.Due to lacking 3 meters of cutter diameter tunneling boring hard rock moles below at present, it studies one kind and is applied to
The preceding shield body of the tunneling boring hard rock mole of 3 meters of tunnellings below of diameter, it appears it is necessary to.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide before a kind of coal mine light section shield excavation machine
Shield body can be applied to 3 meters of diameter hard-rock tunnel drivings below, to solve the need of the current speedy drivage of coal enterprise
It wants.
To achieve the goals above, the present invention provides a kind of preceding shield body of coal mine light section shield excavation machine, including according to
Leading portion cylinder, middle section cylinder and the back segment cylinder of secondary connection, the interior gear-box being equipped with for installing gear-box of the leading portion cylinder
Tie-plate, the two sides of the leading portion cylinder are respectively arranged with a steering cylinder, and the free end of the steering cylinder is connected with steering
Top plate, circumferentially at least provided with two for installing the mounting rack of advanced drilling machine, the middle section cylinder in the middle section cylinder
Bottom inside be equipped with the Pulp pump for draining, in the back segment cylinder it is circumferentially arranged have it is multiple for installing dust excluding hood
The bottom inside of support frame, the middle section cylinder and back segment cylinder is equipped with the foot pedal current for worker.
It further, further include flapper of the one end in the top slide of the back segment cylinder, the flapper edge
The extending direction of the back segment cylinder slides, and the other end of the flapper is arranged symmetrically, and there are two connector, the connections
The upper end of part and the other end of the flapper are hinged.
Further, the inside top of the back segment cylinder is oppositely arranged there are two guide part, the guide part with it is described
The sliding slot for flapper sliding is formed between the inner wall of back segment cylinder.
Further, the flapper include the first plate body that one end is slided in the sliding slot and with first plate
Second plate body of the other end connection of body, second plate body are located at the outside of first plate body, and second plate body
Outer peripheral surface is coplanar with the outer peripheral surface of the back segment cylinder.
Beneficial effects of the present invention: a kind of preceding shield body of coal mine light section shield excavation machine provided by the invention can answer
For 3 meters of diameter hard-rock tunnel drivings below, to solve the needs of the current speedy drivage of coal enterprise.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the schematic perspective view under a visual angle of the invention；
Fig. 2 is the schematic perspective view under another visual angle of the invention；
Fig. 3 is formal structure schematic diagram of the invention；
Fig. 4 is left view of the invention；
Fig. 5 is right view of the invention.
Appended drawing reference:
10- leading portion cylinder, 11- gear-box tie-plate, 12- steering cylinder, 13- turn to top plate, the middle section 20- cylinder, 21- peace
It shelves, 22- Pulp pump, 30- back segment cylinder, 31- support frame, 32- foot pedal, 34- guide part, 40- flapper, 41- connection
Part, the first plate body of 42-, the second plate body of 43-.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, the terms such as term " installation ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can understand as the case may be
The concrete meaning of above-mentioned term in the present invention.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
As shown in Figs. 1-5, the present embodiment provides a kind of preceding shield bodies of coal mine light section shield excavation machine, including successively connect
Leading portion cylinder 10, middle section cylinder 20 and the back segment cylinder 30 connect.Leading portion cylinder 10, middle section cylinder 20 and back segment cylinder 30 are all distinguished
It is connected by high-strength bolts by the plate shell of two pieces of semi-barrel shapes, front end cylinder and middle section cylinder 20, middle section cylinder 20
Also by high strength exploitation between back segment cylinder 30, assembled in this way convenient for being sent in tunnel from ground.It is described
The gear-box tie-plate 11 for installing gear-box is equipped in leading portion cylinder 10, the rear end thereof setting of cutterhead couples in gear-box
In disk 11, multiple gear-boxes are circumferentially installed on gear-box tie-plate 11, gear-box can be driven by motor, can also be by liquid
Pressure motor driving.The two sides of leading portion cylinder 10 are respectively arranged with a steering cylinder 12, and the free end of steering cylinder 12, which is connected with, to be turned
To top plate 13, when current shield body needs adjustment direction, the free end of steering cylinder 12 is stretched out, and is turned to top plate 13 and is withstood on and excavates
On the inner wall of tunnel, to control the tunneling direction of cutterhead.It is circumferentially super for installing at least provided with two in middle section cylinder 20
The mounting rack 21 of preceding drilling machine.The bottom inside of middle section cylinder 20 is equipped with the Pulp pump 22 for draining, Pulp pump 22 and slurry pipe
Road connection is drained by Pulp pump 22 by the slurry generated during rock is cut, and the spoil being cut into passes through belt conveying
System is drained.It is circumferentially arranged in back segment cylinder 30 to have multiple support frames 31 for being used to install dust excluding hood, preferably 31 edge of support frame
There are three being circumferentially uniformly arranged, the girder of shield excavation machine is passed through from dust excluding hood, and the belt conveyor for transporting spoil is pacified
On girder.The bottom inside of middle section cylinder 20 and back segment cylinder 30 is equipped with the foot pedal 32 current for worker.The present embodiment
In preceding shield body, it is different from the preceding shield body structure in existing shield machine, be to be specifically applied to 3 meters of hard-rock tunnels below of diameter
Driving and design, solve the needs of the current speedy drivage of coal enterprise.
It as a further improvement of the foregoing solution, further include flapper of the one end in the top slide of back segment cylinder 30
40, flapper 40 is slided along the extending direction of back segment cylinder 30, and the other end of flapper 40 is arranged symmetrically, and there are two connections
Part 41, the upper end of connector 41 and the other end of flapper 40 are hinged, and the lower end of connector 41 and support boots are removable by pin shaft
Unload connection.Flapper 40 is set, is used to adjust unsupported back span according to 13 situation of underground top plate.
As a further improvement of the foregoing solution, the inside top of back segment cylinder 30 is oppositely arranged there are two guide part 34,
It is detachably connected between guide part 34 and back segment cylinder 30 by bolt, is formed between guide part 34 and the inner wall of back segment cylinder 30
The sliding slot slided for flapper 40.By the way that guide part 34 is arranged, can simply and easily be formed for the sliding of flapper 40
Sliding slot, dismounting are very convenient.
As a further improvement of the foregoing solution, flapper 40 includes 42 He of the first plate body that one end is slided in sliding slot
The second plate body 43 connecting with the other end of the first plate body 42, the second plate body 43 are located at the outside of the first plate body 42, and the second plate
The outer peripheral surface of body 43 is coplanar with the outer peripheral surface of back segment cylinder 30.The outer diameter of flapper 40 is the same as leading portion cylinder 10, middle section cylinder 20
It as back segment cylinder 30, is all adapted with the tunnel diameter of driving, this ensure that the movement of preceding shield body is smooth.
In specification of the invention, numerous specific details are set forth.It is to be appreciated, however, that the embodiment of the present invention can be with
It practices without these specific details.In some instances, well known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this specification.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (4)
1. a kind of preceding shield body of coal mine light section shield excavation machine, it is characterised in that: including sequentially connected leading portion cylinder
(10), middle section cylinder (20) and back segment cylinder (30), the interior gear-box being equipped with for installing gear-box of the leading portion cylinder (10)
The two sides of tie-plate (11), the leading portion cylinder (10) are respectively arranged with a steering cylinder (12), the steering cylinder (12)
Free end, which is connected with, turns to top plate (13), circumferentially at least provided with two for installing advance drilling in the middle section cylinder (20)
The mounting rack (21) of machine, the bottom inside of the middle section cylinder (20) are equipped with the Pulp pump (22) for draining, the back segment cylinder
It is circumferentially arranged in body (30) to have multiple support frames (31) for being used to install dust excluding hood, the middle section cylinder (20) and back segment cylinder
(30) bottom inside is equipped with the foot pedal (32) current for worker.
2. preceding shield body according to claim 1, it is characterised in that: further include one end at the top of the back segment cylinder (30)
The flapper (40) of sliding, the flapper (40) are slided along the extending direction of the back segment cylinder (30), the activity
The other end of baffle (40) is arranged symmetrically, and there are two connector (41), the upper end of the connector (41) and the flappers
(40) the other end is hinged.
3. preceding shield body according to claim 2, it is characterised in that: the inside top of the back segment cylinder (30) is oppositely arranged
There are two guide part (34), are formed between the guide part (34) and the inner wall of the back segment cylinder (30) and supply the flapper
(40) sliding slot slided.
4. preceding shield body according to claim 3, it is characterised in that: the flapper (40) includes one end in the sliding slot
The first plate body (42) of interior sliding and the second plate body (43) being connect with the other end of first plate body (42), second plate
Body (43) is located at the outside of first plate body (42), and the outer peripheral surface of second plate body (43) and the back segment cylinder (30)
Outer peripheral surface it is coplanar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910575621.5A CN110130914B (en) | 2019-06-28 | 2019-06-28 | Front shield body of small-section shield tunneling machine for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910575621.5A CN110130914B (en) | 2019-06-28 | 2019-06-28 | Front shield body of small-section shield tunneling machine for coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110130914A true CN110130914A (en) | 2019-08-16 |
| CN110130914B CN110130914B (en) | 2024-07-09 |
Family
ID=67566567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910575621.5A Active CN110130914B (en) | 2019-06-28 | 2019-06-28 | Front shield body of small-section shield tunneling machine for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110130914B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931646A (en) * | 2021-10-13 | 2022-01-14 | 中煤第三建设（集团）有限责任公司 | Water control system and method for open type TBM construction of ultra-long inclined shaft of coal mine |
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| CN109083651A (en) * | 2018-09-21 | 2018-12-25 | 中铁工程装备集团有限公司 | A kind of unlimited double mode rock tunnel(ling) machine of muddy water |
| CN109915159A (en) * | 2019-04-28 | 2019-06-21 | 中铁隧道股份有限公司 | Shield body is solved with detachable pipe-line system |
| CN210178354U (en) * | 2019-06-28 | 2020-03-24 | 重庆市能源投资集团科技有限责任公司 | Front shield body of small-section shield tunneling machine for coal mine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931646A (en) * | 2021-10-13 | 2022-01-14 | 中煤第三建设（集团）有限责任公司 | Water control system and method for open type TBM construction of ultra-long inclined shaft of coal mine |
| CN113931646B (en) * | 2021-10-13 | 2024-03-29 | 中煤第三建设（集团）有限责任公司 | Water control system and method for open TBM construction of special inclined shaft of coal mine |
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