CN106481345B - Staving press and the expanding method for utilizing it - Google Patents
Staving press and the expanding method for utilizing it Download PDFInfo
- Publication number
- CN106481345B CN106481345B CN201510849586.3A CN201510849586A CN106481345B CN 106481345 B CN106481345 B CN 106481345B CN 201510849586 A CN201510849586 A CN 201510849586A CN 106481345 B CN106481345 B CN 106481345B
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- CN
- China
- Prior art keywords
- protruding portion
- main body
- staving press
- cutter head
- rock
- Prior art date
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Links
- 238000000034 method Methods 0.000 title claims description 16
- 239000011435 rock Substances 0.000 claims abstract description 74
- 239000000843 powder Substances 0.000 claims abstract description 26
- 239000002893 slag Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 238000009412 basement excavation Methods 0.000 abstract description 4
- 239000000470 constituent Substances 0.000 description 7
- 229910000278 bentonite Inorganic materials 0.000 description 4
- 239000000440 bentonite Substances 0.000 description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000004575 stone Substances 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
-
- 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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/124—Helical conveying means therefor
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)
- Earth Drilling (AREA)
Abstract
According to the present invention, it is discharged to tunnel outer while capable of being moved together from the rock block and rock powder of tunnel upper loosening or slump with staving press when staving press is retreated, thus, it is possible to prevent blocking (jamming).Further, it is possible to do not depart from dig track, effectively and reaming is carried out with curve track with high excavation speed.
Description
Technical field
The present invention relates to a kind of staving presses, more particularly to one kind can be loosened from tunnel upper or the rock block and rock of slump
Powder moves together and is discharged to tunnel outer with staving press when staving press is retreated, and thus, it is possible to prevent blocking (jamming)
Staving press.
Track is dug, effectively and with high excavation speed with curve rail in addition, can not depart from the invention further relates to one kind
The staving press of road progress reaming.
Also, the invention further relates to a kind of expanding methods using staving press.
Background technique
In general, staving press is for widening the cutting hole formed in ground or rock.
As shown in Figure 1a, staving press 1 has: columnar main body 2 is located at the hammer bit 3 of main body 2 and is connected to main body 2
Drive rod 5.
Main body 2 is rotated and is pulled by the rotary force that transmits from drive rod 5 and pulling force, and hammer bit 3 is in main body 2
Beat the ground (rock etc.) for being located at front in the state of rotation.The hammering of hammer bit 3 cooperates with the rotation of main body 2 and is realized
The cutting of effect.
The tiny rock powder formed by the cutting of staving press 1 is discharged using bentonite (bentonite) or compressed air
To tunnel outer.Fig. 1 b shows tiny rock powder and is discharged to the feelings of tunnel outer by the bentonite supplied by drive rod 5
Condition.Arrow in Fig. 1 b indicates bentonitic movement routine.
But when digging decayed rock or soft rock area, the rock block R loosened from tunnel upper is remained after cutting
In the top of staving press 1, and after the process of staving press 1, the rear of staving press 1 is fallen at leisure.It is larger accordingly, there exist having
Rock block R the problem of cannot being discharged to tunnel outer by bentonite or compressed air.
This rock block R not will form problem during staving press 1 advances, but after digging tunnel, staving press 1
When retrogressing, rock block R can be clipped between the outer peripheral surface of staving press 1 and tunnel wall surface, to interfere the rotation of staving press 1 with after
It moves back, result will cause blocking.
On the other hand, the staving press 1 is due to having and prolonging in long way in the longitudinal direction with cylindrical-shaped main body 2
The structure stretched to be dug (reaming) Shi Youxiao with rectilinear orbit, but with curve track is dug (reaming) there are tired
It is difficult.
Summary of the invention
Subject to be solved by the invention
The present invention is proposed in view of the above subject, and its purpose is to provide one kind, from tunnel upper loosening or slump
Rock block R and rock powder staving press retreat when tunnel outer is rotated and is discharged to together with staving press, thus, it is possible to prevent from blocking up
The staving press of plug.
Another object of the present invention is to provide one kind to be effectively performed out with high excavation speed with curve track
Dig the staving press of (reaming).
Another object again of the invention is to provide a kind of expanding method using this staving press.
The method to solve the problem
To solve the above subject, staving press of the invention includes: main body 110,510；Hammer bit is set with being reciprocally moveable
It sets in 110,510 front of main body；Protruding portion 120,220,320,420, continuously and be at predetermined intervals formed in main body 110,
The protruding portion 120,220,320,420 of 510 sides；And the drive for being connected to main body 110 and rotating it while pulling main body 110
Lever 5.
The main body 110 has its diameter from front end more rear end more the identical circle of truncated cone shape or diameter to become smaller
Barrel shape.
The entirety of protruding portion 120,220,320,420 helically shape.According to the present invention, main body is made by drive rod 5
110,510 rotate and in the state of being pulled, and ground is beaten while hammer bit moves back and forth, thus realize reaming and before
Into after terminating above-mentioned advance, when staving press retreats, the rock block R or rock powder fallen from tunnel upper is along the spiral shell
Spin line rotates together with main body 110,510 and movement, to discharge tunnel outer together with staving press.Thereby, it is possible to prevent
Clogging.
First, the 5th embodiment (Fig. 2-4, Figure 12-13) according to the present invention, the protruding portion have spiral (screw)
Shape.The twist tabs 120 form described spiral-shaped and continuously extend, in the feelings using cylindrical-shaped main body 110
Under condition, protruding portion continuously extends from the front end of main body 110 to rear end, prominent using truncated cone main body 510
Portion continuously extends from the starting point of the inclination interval of main body 510 to end.
According to the present invention second, sixth embodiment (Fig. 5-6, Figure 14), the protruding portion have zigzag fashion.Zigzag
Protruding portion 220 is formed in a manner of being separated from each other interval, and on the whole in described spiral-shaped.
In the case where cylindrical-shaped main body 110, zigzag protruding portion 220 separates regulation from the front end of main body 110 to rear end
Separate and formed, in the case where truncated cone main body 510, protruding portion from the starting point of the inclination interval of main body 510 to
End separates specified interval and is formed.
During staving press advances, rock powder can be by the interval spaced apart of zigzag protruding portion 220 come rearward
Mobile, during staving press retreats, the sharp parts 222 of sawtooth end can be with crushed rock block.
Third according to the present invention, the 7th embodiment (Fig. 7-8, Figure 15), the protruding portion have cutter head (cutter
bit).Cutter head dummy protruding portion 320 is formed in a manner of being separated from each other interval, and on the whole in described spiral-shaped.
In the case where cylindrical-shaped main body 110, cutter head dummy protruding portion 320 is separated from the front end of main body 110 to rear end
Specified interval and formed, in the case where cone type main body 510, protruding portion from the starting point of the inclination interval of main body 510 to
End separates specified interval and is formed.
Before cutter head dummy protruding portion 320, it is respectively formed with the front cutter of blade (blade) shape below
First 322, rear cutter head 324.During staving press advances, rock powder can be by between cutter head dummy protruding portion 320
Interval rearward move, and front cutter head 322 sleekly forms tunnel hole wall.Moreover, retreated in staving press
Period, rear cutter head 324 can crush rock slag.
Four, the 8th embodiment (Fig. 9-11, Figure 16) according to the present invention, the protruding portion have pick cutter head (pick
cutter)424,422.Pick cutter head type protruding portion 420 is formed in a manner of being separated from each other interval, and is on the whole in the spiral shell
Revolve shape.Also, can have in pick cutter head type protruding portion 420 towards the pick cutter head 424 in front and towards the pick at rear
In cutter head 422 at least any one.
In the case where cylindrical-shaped main body 110, pick cutter head type protruding portion 420 is separated from the front end of main body 110 to rear end
Specified interval and formed, in the case where truncated cone main body 510, protruding portion from the starting point of the inclination interval of main body 510 to
End separates specified interval and is formed.
During staving press advances, tunnel hole wall is sleekly formed towards the pick cutter head 424 in front, after staving press
During moving back, rock slag can be crushed towards the pick cutter head 422 at rear.
Expanding method according to another aspect of the present invention comprising: (a) make the staving press advance and it is split punching into
The step of row reaming；And (b) after carrying out above-mentioned (a) step, the step of retreating staving press.
In (b) step, the rock block R or rock powder that are fallen from tunnel upper along protruding portion 120,220,320,
420 helix rotates together with main body, and is therewith discharged to tunnel outer when staving press retreats.After staving press
The moving direction (discharge direction) for moving back direction and rock block R or rock powder is identical.
On the other hand, according to the present invention, if the line of connection 120,220,320,420 upper end of protruding portion is towards staving press rear end
And tilt down or a part in hammer bit compared with main body more to side direction is prominent or the side of main body obliquely
It is formed, then (reaming) more efficiently can be dug with curve track.In the front-end and back-end of staving press with expanded bore B's
It, can in the state that outer side surface W1 is contacted, and the side (or protruding portion) of main body is contacted with the interior sidewall surface W2 of expanded bore B
It realizes and digs (reaming).
The effect of invention
According to the present invention, from tunnel upper loosen or slump rock block R and rock powder staving press retreat when and staving press
Tunnel outer is moved together and is discharged to, thus, it is possible to prevent blocking (jamming).In addition, can be with high excavation speed with song
Trajectory is dug (reaming).
Detailed description of the invention
Fig. 1 a is the perspective view for showing staving press in the prior art.
Fig. 1 b is to show the cross-sectional view dug using the staving press of Fig. 1 a to rock.
Fig. 2 is the perspective view for showing the staving press of the first embodiment of the present invention.
Fig. 3 is the side view for showing the staving press of Fig. 2.
Fig. 4 is shown in the staving press retrogressing of Fig. 2, to tunnel portal while rock block etc. rotates together with staving press
The mobile cross-sectional view in side.
Fig. 5 is the perspective view for showing the staving press of the second embodiment of the present invention.
Fig. 6 is the side view for showing the staving press of Fig. 5.
Fig. 7 is the perspective view for showing the staving press of the third embodiment of the present invention.
Fig. 8 is the side view for showing the staving press of Fig. 7.
Fig. 9 is the perspective view for showing the staving press of the fourth embodiment of the present invention.
Figure 10 is the side view for showing the staving press of Fig. 9.
Figure 11 is the side view for showing the staving press with the pick cutter head type protruding portion towards front.
Figure 12 is the perspective view for showing the staving press of the fifth embodiment of the present invention.
Figure 13 is shown in the staving press retrogressing of Figure 12, and rock block etc. enters while rotation together with staving press to tunnel
The mobile cross-sectional view in mouth side.
Figure 14 is the perspective view for showing the staving press of the sixth embodiment of the present invention.
Figure 15 is the perspective view for showing the staving press of the seventh embodiment of the present invention.
Figure 16 is the perspective view for showing the staving press of the eighth embodiment of the present invention.
Figure 17 and Figure 18 is to show the section view for being dug (reaming) with curve track using the staving press of Figure 12 to Figure 16
Structure chart.
Figure 19 is the side view for showing the staving press of the ninth embodiment of the present invention.
Figure 20 is the main view for showing the staving press of Figure 19.
Figure 21 is the side view for showing the staving press of the tenth embodiment of the present invention.
Figure 22 is the side view for showing the staving press of the 11st embodiment of the present invention.
Description of symbols
1,100,200,300,400,500,600,700,800,900,1000,1100: staving press
2,110,510: main body
3,4: hammer bit
5: drive rod
120,220,320,420: protruding portion
222: the sharp parts of zigzag protruding portion end
322: towards the cutter head in front
324: towards the cutter head at rear
422: towards the pick cutter head at rear
424: towards the pick cutter head in front
R: rock block
A: hole is dug
B: expanded bore
W1: the outer side surface of expanded bore
W2: the interior sidewall surface of expanded bore
D: the diameter of main body
L: the length of staving press
θ: tilt angle
P1, P2, P3: the contact portion of staving press and expanded bore
R: radius of curvature
Specific embodiment
In the following, referring to the detailed life present invention of attached drawing.Before this, term or list used in this specification and claims
Word can not be construed to the meaning in common or dictionary with limiting, it is thus understood that inventor illustrates the hair of itself in optimal method
When bright, the concept that can suitably define term in principle, explains the meaning and concept for meeting technical concept of the invention.Cause
This, structure shown in the embodiment and attached drawing recorded in this specification is only the embodiment of the present invention, does not represent the present invention
Whole technical concepts, it is thus understood that the present invention has and can replace its a variety of equipollents and variation.
First embodiment
Fig. 2 is the perspective view for showing the staving press of the first embodiment of the present invention, and Fig. 3 is the side view for showing the staving press
Figure.
Referring to attached drawing, staving press 100 has: main body 110；Multiple hammer bits 3 of 110 front of main body are set；And in master
The protruding portion 120 that 110 side of body is formed.
Main body 110 is pulled forwards by drive rod 5, and with defined rotation speed (R.P.M.) rotation.Main body 110
With cylindrical shape, therefore the diameter of its front end to rear end is identical.
Hammer bit 3 beats the ground (rock in front by the compressed air from outside supply while moving back and forth
Stone etc.).In order to effectively be dug, multiple hammer bits 3 can be from the center of main body 110 with mutually different radius configuration.
Protruding portion 120 in the side of main body 110 with spiral-shaped protrusion, and from the front end of main body 110 to rear end with spiral shell
Rotation shape is continuously formed.
On the other hand, for staving press 100, pass through the state that drive rod 5 is rotated and is pulled in main body 110,510
Under, hammer bit 3 moves back and forth and beats ground, to realize reaming and advance.
Also, after terminating the advance, as shown in figure 4, (to the right side side of Fig. 4 when staving press 100 is rotated and is retreated
To movement), it is revolved together along the helix of protruding portion 120 with staving press 100 from the rock block R or rock powder of tunnel upper slump
Turn and mobile to tunnel outer (tunnel portal side, the right side of Fig. 4).Therefore, when staving press 100 retreats, after staving press 100
It is identical to move back moving direction (discharge direction) in direction and rock block R etc..Dotted arrow in Fig. 4 indicates rock block R or rock powder
Movement routine.
Second embodiment
Fig. 5 is the perspective view for showing the staving press of the second embodiment of the present invention, and Fig. 6 is the side view for showing the staving press
Figure.In the appended drawing reference of Fig. 5 and Fig. 6, appended drawing reference identical with the appended drawing reference of Fig. 1 to Fig. 4 indicates that identical composition is wanted
Element.
The staving press 200 has: cylindrical-shaped main body 110；Multiple hammer bits 3 of 110 front of main body are set；And in master
The protruding portion 220 that 110 side of body is formed.In said structure, main body 110 and hammer bit 3 respectively with the main body of first embodiment
110 and hammer bit 3 it is identical, therefore, omit the explanation to the two herein.
Protruding portion 220 is formed in the side of main body 110 with zigzag fashion protrusion.The zigzag protruding portion 220 separates rule
It is spaced and is formed calmly, and on the whole, formed from the front end of main body 110 to rear end spiral-shaped.Zigzag protruding portion 220 exists
Its both ends has sharp parts 222.
When staving press 200 rotates and advances, tiny rock powder rearward moves linearly between the above-mentioned interval separated,
So as to be discharged rapidly.
Also, when staving press 200 rotates and when retreating, from the rock block R or rock powder of tunnel upper slump along protruding portion
220 helix and rotated together with staving press 200 and mobile to tunnel outer (tunnel portal side).At this point, zigzag is prominent
The sharp parts 222 of the end (edge) in portion 220 play the role of crushed rock block R.Therefore, even biggish rock block R,
Also tunnel portal side can be smoothly discharged out together with staving press 200.
3rd embodiment
Fig. 7 is the staving press for showing the third embodiment of the present invention, and Fig. 8 is the side view for showing the staving press.In Fig. 7
In the appended drawing reference of Fig. 8, appended drawing reference identical with the appended drawing reference of Fig. 1 to Fig. 6 indicates identical constituent element.
The staving press 300 has: cylindrical-shaped main body 110；Multiple hammer bits 3 of 110 front of main body are set；And in master
The protruding portion 320 that 110 side of body is formed.In said structure, main body 110 and hammer bit 3 respectively with the first, second embodiment
Main body 110 and hammer bit 3 are identical, therefore, omit the explanation to the two herein.
Protruding portion 320 is formed in the side of main body 110 protrusion, and is had: towards cutting for front (left direction of Fig. 8)
Cutter head 322；And the cutter head 324 towards rear (right direction of Fig. 8).
The cutter head dummy protruding portion 320 separates specified interval and is formed, and on the whole, before main body 110
End forms spiral-shaped to rear end.
When staving press 300 rotates and when advancing, tiny rock powder can be from rearward straight line between the above-mentioned interval separated
It is mobile, so as to be discharged rapidly, and tunnel hole wall is sleekly formed towards the cutter head in front 322.
Also, when staving press 300 rotates and when retreating, from the rock block R or rock powder of tunnel upper slump along protruding portion
320 helix and rotated together with staving press 300 and mobile to tunnel outer (tunnel portal side).At this point, towards rear
Cutter head 324 plays the role of crushing rock slag.It therefore, also can be with staving press 300 together even biggish rock block R
It is smoothly discharged out tunnel portal side.
Fourth embodiment
Fig. 9 is the perspective view for showing the staving press of the fourth embodiment of the present invention, and Figure 10 is the side for showing the staving press
View.In the appended drawing reference of Fig. 9 and Figure 10, appended drawing reference identical with the appended drawing reference of Fig. 1 to Fig. 8 indicates identical composition
Element.
The staving press 400 has: cylindrical-shaped main body 110；Multiple hammer bits 3 of 110 front of main body are set；And in master
The protruding portion 420 that 110 side of body is formed.In said structure, main body 110 and hammer bit 3 are implemented with first to third respectively for institute
The main body 110 and hammer bit 3 of example are identical, therefore, omit the explanation to the two herein.
Protruding portion 420 is formed in the side of main body 110 protrusion.As shown in Figure 9 and Figure 10, protruding portion 420 is by towards rear
The pick cutter head 422 of (right direction of Figure 10) forms (rear pick cutter head type protruding portion), or as shown in figure 11, by direction
The pick cutter head 424 in front (left direction of Figure 11) forms (front pick cutter head type protruding portion).Also, it is although not shown, preceding
Square pick cutter head type protruding portion 420 and rear pick cutter head type protruding portion 420 can be provided simultaneously in a staving press.
The pick cutter head type protruding portion 420 separates specified interval and is formed, and on the whole, before main body 110
End forms spiral-shaped to rear end.
When staving press 400 rotates and when advancing, tiny rock powder can be from rearward straight line between above-mentioned isolated interval
It is mobile, to be discharged rapidly, and tunnel hole wall is sleekly formed towards the pick cutter head 420 in front.
Also, when staving press 400 rotates and when retreating, from the rock block R or rock powder of tunnel upper slump along protruding portion
420 helix and rotated together with staving press 400 and mobile to tunnel outer (tunnel portal side), towards the pick knife at rear
First 422 play the role of crushing rock slag.It therefore, also can be with staving press 400 together successfully even biggish rock block R
It is discharged to tunnel portal side.
5th embodiment
Figure 12 is the perspective view for showing the staving press of the fifth embodiment of the present invention, and Figure 13 is to show the staving press to retreat
When cross-sectional view.In the appended drawing reference of Figure 12 and Figure 13, identical appended drawing reference indicates phase with the appended drawing reference of Fig. 1 to Fig. 8
Same constituent element.
Referring to attached drawing, staving press 500 has: the main body 510 of truncated cone shape；Multiple hammers of 510 front of main body are set
Drill bit 3；And the twist tabs 120 formed in 510 side of main body.Compared with staving press 100,200,300,400, staving press
500 when can easily be dug, and retreated with curve track due to being easy rock with truncated cone main body 510
Block R or rock powder are discharged to the outside, this point is illustrated later.
Compared with staving press 100, for staving press 500 other than the shape of main body 510 is different, remaining is all the same.Therefore,
The hammer bit 3 and protruding portion 120 of staving press 500 are identical as the hammer bit 3 of staving press 100 and protruding portion 120 respectively.
Main body 510 includes: that cylinder-shaped section is formed by from its front end to entire specified interval；With in cylinder-shaped section
Rear be formed by inclination interval.Also, protruding portion 120 is from the starting point of the inclination interval to the continuous landform of end
At.
The correspondence scheme of structure as main body 510 as described above, main body can be with diameters with from its front end direction
The gradually smaller mode in rear end is formed slopely (that is, main body can also only be formed by inclination interval and without cylinder-shaped section).At this point,
Protruding portion 120,220,320,420 extends to rear end from the front end of main body.On the other hand, " truncated cone shape " in this specification
Refer to comprising above-mentioned two situations.
As shown in figure 13, when staving press 500 is rotated and retreated (that is, when mobile to the right direction of Figure 13), from tunnel
The rock block R or rock powder of square slump rotate with staving press 500 along the helix of protruding portion 120 together and to tunnel outers
(tunnel portal side) is mobile.That is, when staving press 500 retreat when, the direction of retreat (right direction in Figure 13) of staving press 500 with
The moving direction (discharge direction) of rock block R etc. is identical.Dotted arrow in Figure 13 indicates the mobile road of rock block R or rock powder
Diameter.Compared with staving press 100,200,300,400, rear more towards staving press 500,510 side of main body and dig hole wall W1,
Gap between W2 is bigger, therefore rock block R etc. can be smoothly discharged out to (movement) to rear.
Sixth embodiment
Figure 14 is the perspective view for showing the staving press of the sixth embodiment of the present invention.In the appended drawing reference of Figure 14, with Fig. 1
The identical appended drawing reference of appended drawing reference to Figure 13 indicates identical constituent element.
Referring to attached drawing, staving press 600 has: the main body 510 of truncated cone shape；Multiple hammers of 510 front of main body are set
Drill bit 3；And the zigzag protruding portion 220 formed in 510 side of main body.
Compared with staving press 200, for staving press 600 other than the shape of main body 510 is different, remaining is all the same.Therefore,
The hammer bit 3 and protruding portion 220 of staving press 600 are identical as the hammer bit 3 of staving press 200 and protruding portion 220 respectively.
Zigzag protruding portion 220 separates specified interval and shape in the starting point of the inclination interval from main body 510 to end
At, and formed on the whole spiral-shaped.Structurally and functionally having been described above for zigzag protruding portion 220, omits it herein
Explanation.
7th embodiment
Figure 15 is the perspective view for showing the staving press of the seventh embodiment of the present invention.In the appended drawing reference of Figure 15, with Fig. 1
The identical appended drawing reference of appended drawing reference to Figure 14 indicates identical constituent element.
Referring to attached drawing, staving press 700 has: the main body 510 of truncated cone shape；Multiple hammers of 510 front of main body are set
Drill bit 3；And the cutter head dummy protruding portion 320 formed in 510 side of main body.
Compared with staving press 300, for staving press 700 other than the shape of main body 510 is different, remaining is all the same.Therefore,
The hammer bit 3 and protruding portion 320 of staving press 700 are identical as the hammer bit 3 of staving press 300 and protruding portion 320 respectively.
Cutter head dummy protruding portion 320 separates specified interval in the starting point of the inclination interval from main body 510 to end
And it is formed, and formed on the whole spiral-shaped.The effect of cutter head dummy protruding portion 320 has been described above, and omits herein
Its explanation.
8th embodiment
Figure 16 is the perspective view for showing the staving press of the eighth embodiment of the present invention.In the appended drawing reference of Figure 16, with Fig. 1
The identical appended drawing reference of appended drawing reference to Figure 15 indicates identical constituent element.
Referring to attached drawing, staving press 800 has: the main body 510 of truncated cone shape；Multiple hammers of 510 front of main body are set
Drill bit 3；And the pick cutter head type protruding portion 420 formed in 510 side of main body.
Compared with staving press 400, for staving press 800 other than the shape of main body 510 is different, remaining is all the same.Therefore,
The hammer bit 3 and protruding portion 420 of staving press 800 are identical as the hammer bit 3 of staving press 400 and protruding portion 420 respectively.
Pick cutter head type protruding portion 420 separates specified interval in the starting point of the inclination interval from main body 510 to end
And it is formed, and formed on the whole spiral-shaped.Pick cutter head type protruding portion 420 can have the pick cutter head towards front
424 and towards any one in the pick cutter head 422 at rear, or the pick cutter head 424,422 can be provided simultaneously with.It cuts
Serrated knife head dummy protruding portion 420 structurally and functionally has been described above, and the description thereof will be omitted herein.
On the other hand, protruding portion 120,220,320,420 is formed in the inclination interval of main body 510.Also, connect protruding portion
120, the line of 220,320,420 upper ends is tilted towards rear, and the tilt angle is preferably approximately 1 degree to 30 degree, so that with
Curve track is dug.This structure not only contributes to the cutting (reaming) of curve track, is also advantageous for preventing by from tunnel
It is while the rock block blocking that top is fallen that it is mobile to tunnel outer.
Specifically, as shown in figure 17, the diameter (diameter comprising protruding portion) of staving press 500,600,700,800 gets over court
Smaller to its rear end, as a result, when being dug with curve track, the front end of staving press 500,600,700,800 is (before main body
End or protruding portion starting point) and rear end (rear end of main body or the end of protruding portion) contacted with the lateral wall W1 of expanded bore B
The side (or the protruding portion for being formed in side) of (P1, P2), main body 510 contact (P3) with the inner sidewall B2 of expanded bore B, as a result,
The cutting (reaming) of curve track can be achieved.On the other hand, for ease of understanding, hammer bit and drive rod are omitted in Figure 17, and
And staving press is simplified to trapezoidal and is shown.
Figure 18 shows the tunnel dug by the above process.For example, if the tilt angle of 510 side of main body or connection protrude
The tilt angle of the line of 120,220,320,420 upper end of portion is 2 degree, then can cut the track that radius of curvature R is 8.9m.Cause
This is able to carry out most rock ream operation when tilt angle is 2 degree.So, by tilting main body 510
It is formed, be able to carry out the lower section of the big Tunnel Engineering of the gradient such as subterranean stream or get around the cutting etc. of underground structure body.
9th embodiment
Figure 19 is the side view for showing the staving press of the ninth embodiment of the present invention, and Figure 20 is the master for showing the staving press
View.In the appended drawing reference of Figure 19 and Figure 20, appended drawing reference identical with the appended drawing reference of Fig. 1 to Figure 18 indicates identical structure
At element.
The staving press 900 has: the main body 510 of truncated cone shape；Be arranged in the front of main body 510 multiple hammer bits 3,
4；And drive rod 5.
Multiple hammer bits 3,4 are provided with before main body 510, as shown in figure 20, hammer bit 4 compares main body with part of it
510 side is more arranged to side direction mode outstanding.Also, main body 510 have its diameter from its front end more towards rear end and
The circular cone structure more to become smaller.
It is preferably 1 degree to 30 degree that the line that the outermost side section of hammer bit 4 is connected with 510 rear end of main body, which is formed by angle, θ,
Most preferably 1 degree to 5 degree.
Staving press 900 with this structure is when being dug (reaming) with curve track, the outermost side of hammer bit 4
Point and the rear end of main body 510 and the lateral wall W1 of expanded bore B contact, the side of main body 510 connects with the inner sidewall W2 of expanded bore B
Touching.
Tenth embodiment
Figure 21 is the side view for showing the staving press of the tenth embodiment of the present invention.In the appended drawing reference of Figure 21, with Fig. 1
The identical appended drawing reference of appended drawing reference to Figure 20 indicates identical constituent element.
The staving press 1000 has: the main body 510 of truncated cone shape；Multiple hammer bits of 510 front of main body are set
3；And drive rod 5.
Staving press 1000 is other than hammer bit is prominent not to the side direction of main body 510, staving press 1000 and above-mentioned reaming
Machine 900 is identical.
When being dug with curve track, the lateral wall of front end (or hammer bit) and rear end and expanded bore B of main body 510
W1 contact, the side of main body 510 are contacted with the inner sidewall W2 of expanded bore B, and thus, it is possible to realize the cutting (reaming) of curve track.
On the other hand, the tilt angle theta of body side is identical as the tilt angle theta of staving press 900.
11st embodiment
Figure 22 is the side view for showing the staving press of the 11st embodiment of the present invention.Also, in the appended drawing reference of Figure 22
In, appended drawing reference identical with the appended drawing reference of Fig. 1 to Figure 21 indicates identical constituent element.
Staving press 1100 has: cylindrical-shaped main body 110: multiple hammer bits 3,4 of 110 front of main body are arranged in.It is cylinder-shaped
Main body 110 is identical as main body 110 as described above.Hammer bit 3,4 to configure as shown in Figure 20.That is, hammer bit 3 and hammer bit
4 have different radiuss of turn from main center, and a part of hammer bit 4 is more prominent to side direction than main body 110.Therefore, it hammers into shape
The line that the outermost side section of drill bit 4 is connected with 110 rear end of main body be it is inclined, thus, it is possible to realize the cutting of curve track.Tool
For body, when being dug with curve track, the rear end and expanded bore B of the outermost side section of hammer bit 4 and main body 110 it is outer
Side wall W1 contact, the side of main body 110 are contacted with the inner sidewall W2 of expanded bore B, and thereby, it is possible to realize the cutting of curve track
(reaming).On the other hand, the tilt angle theta of body side is identical as the tilt angle theta of staving press 900.
For example, in the case where the diameter D that the length L of staving press 1100 is 1118.5mm and main body 110 is 610mm, if
Hammer bit 4 is more to the prominent 20mm of side direction compared with main body 110, then the angle, θ is formed as 1.02 degree, and thereby, it is possible to realize
The cutting (reaming) of the curved tunnel of the angle of gradient in tunnel to 1.02 degree.
Claims (6)
1. a kind of expanding method for carrying out reaming to rock using staving press, characterized in that it comprises:
(a) staving press is made to advance, thus split the step of carrying out reaming of punchinging；And
(b) after (a) step described in progress, make the staving press retreat the step of,
The staving press comprising:
Main body (510), with truncated cone shape；
Hammer bit is arranged in front of the main body (510) with being reciprocally moveable；
Protruding portion (120,220,320,420) continuously or is at predetermined intervals formed in the main body (510) side；And
Drive rod (5), the drive rod (5) are connected to the main body (510) and make its rotation while pulling the main body (510)
Turn, in which:
The protruding portion (120,220,320,420) helically shape,
The rear end diameter of main body (510) is less than front end,
In (a) step,
In the state that the main body (510) are rotated and are pulled by the drive rod (5), what hammer bit moved back and forth
Beat ground simultaneously, thus realize reaming and advance,
In (b) step,
The rock block R or rock powder fallen in the reaming and advance of (a) step from tunnel upper along protruding portion (120,
220,320,420) helix and main body (510) rotate together, and are therewith discharged to tunnel when staving press retreats
Outside, the direction of retreat of the staving press are identical with the moving direction of rock block R or rock powder.
2. expanding method according to claim 1, it is characterised in that:
The protruding portion is twist tabs (120),
The twist tabs (120) form described spiral-shaped and continuously extend, and the inclination interval from main body (510)
Starting point continuously extend to end.
3. expanding method according to claim 1, which is characterized in that
The protruding portion is zigzag protruding portion (220),
The sawtooth end of zigzag protruding portion (220) has sharp parts (222),
Zigzag protruding portion (220) is formed in a manner of being separated from each other interval, and on the whole in described spiral-shaped, and from institute
The starting point for stating the inclination interval of main body (510) separates specified interval to end and is formed,
During the staving press advances, rock powder is rearward moved by the interval of zigzag protruding portion (220), described
During staving press retreats, sharp parts (222) crushed rock block of the sawtooth end.
4. expanding method according to claim 1, it is characterised in that:
The protruding portion is cutter head dummy protruding portion (320),
Before the cutter head dummy protruding portion (320), it is respectively formed with the front cutter head of blade shape below
(322), rear cutter head (324),
The cutter head dummy protruding portion (320) is formed in a manner of being separated from each other interval, and is on the whole in the spiral shape
Shape, and the starting point of the inclination interval from the main body (510) separates to end at predetermined intervals and is formed,
During the staving press advances, rock powder is rearward moved by the interval of cutter head dummy protruding portion (320), and
And front cutter head (322) sleekly forms tunnel hole wall,
During the staving press retreats, rear cutter head (324) crushes rock slag.
5. expanding method according to claim 1, it is characterised in that:
The protruding portion is pick cutter head type protruding portion (420),
The pick cutter head type protruding portion (420) is formed in a manner of being separated from each other interval, and is on the whole in the spiral shape
Shape,
It is provided in the pick cutter head type protruding portion (420) towards the pick cutter head (424) in front and towards the pick at rear
In cutter head (422) at least any one,
Pick cutter head type protruding portion (420) is separated from starting point to the end of the inclination interval of the main body (510) between regulation
Every and formed,
During the staving press advances, tunnel hole wall is sleekly formed towards the pick cutter head (424) in front,
During the staving press retreats, rock slag is crushed towards the pick cutter head (422) at rear.
6. expanding method according to claim 1, it is characterised in that:
The line for connecting the protruding portion (120,220,320,420) upper end is tilted with tilt angle theta, including the protruding portion
The diameter of the main body (510) of (120,220,320,420) more towards body rear more becomes smaller.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150120278A KR101677278B1 (en) | 2015-08-26 | 2015-08-26 | Reamer capable of excavating curved hole and, reaming methods using the same |
| KR10-2015-0120278 | 2015-08-26 | ||
| KR1020150120311A KR101710582B1 (en) | 2015-08-26 | 2015-08-26 | Reamer capable of discharging rock and rock particle collapsed from tunnel roof and, reaming methods using the same |
| KR10-2015-0120311 | 2015-08-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106481345A CN106481345A (en) | 2017-03-08 |
| CN106481345B true CN106481345B (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510849586.3A Active CN106481345B (en) | 2015-08-26 | 2015-11-27 | Staving press and the expanding method for utilizing it |
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| Country | Link |
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| CN (1) | CN106481345B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270998A (en) * | 2018-12-05 | 2020-06-12 | 武穴市金锐精密锻造有限公司 | Durable down-the-hole drill bit |
| CN113605912A (en) * | 2021-08-20 | 2021-11-05 | 黄河勘测规划设计研究院有限公司 | Tunneling method for tunnel construction |
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| US4350204A (en) * | 1980-06-09 | 1982-09-21 | Horton Gary B | Reamer |
| CN201034015Y (en) * | 2007-05-15 | 2008-03-12 | 上海管易地下管线工程技术有限公司 | Rock reamer with helical centralizer |
| KR101072229B1 (en) * | 2011-03-08 | 2011-10-11 | 한붕전 | Reamer for horizontal directional drilling |
| CN202788617U (en) * | 2012-07-26 | 2013-03-13 | 中国石油天然气集团公司 | Horizontally oriented reaming device |
| CN103216196A (en) * | 2013-04-09 | 2013-07-24 | 阎慧奎 | Drilling head capable of drilling into rock used for engineering pile |
| CN203114178U (en) * | 2013-03-22 | 2013-08-07 | 四川圆通建设有限公司 | Reamer of anti-jamming drill |
| KR20150051949A (en) * | 2015-03-26 | 2015-05-13 | 한국생산기술연구원 | DTH drilling machine discharging rock particles effectively and, drilling methods using the same |
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2015
- 2015-11-27 CN CN201510849586.3A patent/CN106481345B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4350204A (en) * | 1980-06-09 | 1982-09-21 | Horton Gary B | Reamer |
| CN201034015Y (en) * | 2007-05-15 | 2008-03-12 | 上海管易地下管线工程技术有限公司 | Rock reamer with helical centralizer |
| KR101072229B1 (en) * | 2011-03-08 | 2011-10-11 | 한붕전 | Reamer for horizontal directional drilling |
| CN202788617U (en) * | 2012-07-26 | 2013-03-13 | 中国石油天然气集团公司 | Horizontally oriented reaming device |
| CN203114178U (en) * | 2013-03-22 | 2013-08-07 | 四川圆通建设有限公司 | Reamer of anti-jamming drill |
| CN103216196A (en) * | 2013-04-09 | 2013-07-24 | 阎慧奎 | Drilling head capable of drilling into rock used for engineering pile |
| KR20150051949A (en) * | 2015-03-26 | 2015-05-13 | 한국생산기술연구원 | DTH drilling machine discharging rock particles effectively and, drilling methods using the same |
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| Publication number | Publication date |
|---|---|
| CN106481345A (en) | 2017-03-08 |
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