CN203050721U - Heading machine suitable for complex stratum - Google Patents
Heading machine suitable for complex stratum Download PDFInfo
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- CN203050721U CN203050721U CN 201320066128 CN201320066128U CN203050721U CN 203050721 U CN203050721 U CN 203050721U CN 201320066128 CN201320066128 CN 201320066128 CN 201320066128 U CN201320066128 U CN 201320066128U CN 203050721 U CN203050721 U CN 203050721U
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Abstract
The utility model discloses a heading machine suitable for a complex stratum. The heading machine suitable for the complex stratum comprises a cutter plate, a main drive and a shield mechanism. A slag storing bin is formed between a front shield and the cutter plate, a slag outlet is formed in the slag storing bin, a foldable slag collecting hopper is further arranged in the slag storing bin, the slag collecting hopper is located above the slag outlet, and a conveying belt which is adjustable in position and a detachable screw conveyer are arranged in the shield mechanism. Under an EPB mode, the screw conveyer is inserted into the slag outlet, and the conveying belt is located below a material discharging port of the screw conveyer; and under a TBM mode, the conveying belt is inserted into the slag outlet and is located below the slag collecting hopper. Through the arrangement of the foldable slag collecting hopper and the detachable screw conveyer and the matching of the conveying belt which is adjustable in position, the construction requirement that the heading machine suitable for the complex stratum is capable of meeting different geological conditions is achieved, the range of application of the heading machine suitable for the complex stratum is widened.
Description
Technical field
The utility model relates to plant equipment, relates in particular to a kind of development machine that is applicable to bad ground.
Background technology
At present, development machine is widely used in the excavation site of tunnel structures such as subway tunnel and mountain tunnel, and development machine is divided into according to the difference of excavation geology: the earth pressure balance development machine (is called for short: EPB) (be called for short: TBM) with full section hard rock mole; The earth pressure balance development machine is used for driving weak soil geology, and full section hard rock mole is used for driving hard rock geology.Above-mentioned two kinds of development machines include cutterhead, the main driving and the shield machine structure, and the shield machine structure comprises anterior shield, middle shield and backing; The main driving being arranged on the anterior shield, and cutterhead is connected on main the driving, is connected by promoting mainly the oil-feed cylinder between anterior shield and the middle shield, and middle shield and backing link together; Anterior shield is provided with the telescopic preceding boots that support, and backing is provided with telescopic back and supports boots.For EPB, corresponding spiral earth output machine and the duct piece assembling machine of disposing transfers out the soil that cutterhead excavates by the spiral earth output machine, and by duct piece assembling machine the tunnel internal that driving forms mounted the section of jurisdiction; And for TBM, corresponding disposing collects slag charge bucket, conveyer belt, jumbolter and concrete sprayer, the stone that cutterhead excavates drops into collection slag charge bucket, stone is fallen conveyer belt by the outlet of collection slag charge bucket and is transferred out, and jumbolter is to tunnel riveter nail, and by concrete sprayer to the tunnel shotcrete layer.Yet in same tunneling process of driving, tunnel different rock stratum easily, and development machine can not satisfy the construction requirement of different geological conditionss, cause the separate unit development machine scope of application narrower.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of development machine that is applicable to bad ground is provided, development machine can not satisfy the construction requirement of different geological conditionss in the solution prior art, the defective that the development machine scope of application is narrower, realization is applicable to that the development machine of bad ground can satisfy the construction requirement of different geological conditionss, widens its scope of application.
The technical scheme that the utility model provides is, a kind of development machine that is applicable to bad ground, comprise cutterhead, the main driving and the shield machine structure, described shield machine structure comprises anterior shield, middle shield and backing, described main the driving is arranged on the described anterior shield, described cutterhead is connected on described main the driving, described anterior shield with described in be connected by promoting mainly the oil-feed cylinder between the shield, shield and described backing link together in described, described anterior shield is provided with the telescopic preceding boots that support, described backing is provided with telescopic back and supports boots, be formed with between described anterior shield and the described cutterhead and deposit the slag storehouse, the described slag storehouse of depositing is provided with slag notch, and described depositing also is provided with folding collection slag charge bucket in the slag storehouse, and described collection slag charge bucket is positioned at the top of described slag notch; Be provided with the adjustable conveyer belt in position and dismountable conveying worm in the described shield machine structure; Under the EPB pattern, described conveying worm is inserted in the described slag notch, and described conveyer belt is positioned at the below of described conveying worm discharging opening; Under the TBM pattern, described conveyer belt is inserted in the described slag notch and is positioned at the below of described collection slag charge bucket.
Further, the described development machine of bad ground that is applicable to also comprises: jumbolter, concrete sprayer, duct piece assembling machine and shield structure oil cylinder, described backing is provided with supporting traverse, the inwall of described backing along the circumferential direction is provided with a plurality of described shield structure oil cylinders, described duct piece assembling machine is arranged on the described supporting traverse, and under the TBM pattern, described jumbolter is dismountable to be arranged on the described supporting traverse, and described concrete sprayer is dismountable to be arranged on the described duct piece assembling machine.
Further, also be provided with leading rig on the described supporting traverse.
Further, the diameter of described cutterhead, described anterior shield and described backing reduces successively.
Further, be provided with filler between described cutterhead and the described anterior shield.
Further, be provided with preceding sealing between described anterior shield and the described middle shield, be provided with hinged sealing between described middle shield and the described backing, the afterbody of described backing is provided with the sealing brush.
Compared with prior art, advantage of the present utility model and good effect are: the development machine that is applicable to bad ground that the utility model provides, by folding collection slag charge bucket and dismountable conveying worm are set, and the conveyer belt that can regulate of cooperation position, under the EPB pattern, folding collection slag charge bucket is folding, and the soil that cutterhead excavates is collected in to be deposited in the slag storehouse, and after the cutterhead internal pressure reached balance, the soil that will deposit in the slag storehouse by conveying worm was transported on the conveyer belt again; And under the TBM pattern, folding collection slag charge bucket is opened, and the stone that cutterhead excavates is directly fallen on the conveyer belt by collection slag charge bucket and exported, and has realized being applicable to that the development machine of bad ground can satisfy the construction requirement of different geological conditionss, widens its scope of application.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is applicable to the structural representation one of the development machine embodiment of bad ground for the utility model;
Fig. 2 is applicable to the structural representation two of the development machine embodiment of bad ground for the utility model;
Being applicable among the development machine embodiment of bad ground for the utility model before, supports Fig. 3 the structural representation of boots.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1-Figure 3, present embodiment is applicable to the development machine of bad ground, comprise cutterhead 1, main driving 2 and shield machine structure 3, shield machine structure 3 comprises anterior shield 31, middle shield 32 and backing 33, main driving 2 is arranged on the anterior shield 31, cutterhead 1 is connected main the driving on 2, be connected by promoting mainly oil-feed cylinder 4 between anterior shield 31 and the middle shield 32, middle shield 32 links together with backing 33, anterior shield 31 is provided with the telescopic preceding boots 311 that support, backing 33 is provided with telescopic back and supports boots 330, be formed with between anterior shield 31 and the cutterhead 1 and deposit slag storehouse 10, deposit slag storehouse 10 and be provided with slag notch 101, deposit and also be provided with folding collection slag charge bucket 5 in the slag storehouse 10, collection slag charge bucket 5 is positioned at the top of slag notch 101; Be provided with the adjustable conveyer belt in position 6 and dismountable conveying worm 7 in the shield machine structure 3; Under the EPB pattern, conveying worm 7 is inserted in the slag notch 101, and conveyer belt 6 is positioned at the below of conveying worm 7 discharging openings; Under the TBM pattern, conveyer belt 6 is inserted in the slag notch 101 and is positioned at the below of collection slag charge bucket 5.
Particularly, present embodiment is applicable to that the development machine of bad ground can satisfy the requirement of TBM and two kinds of mode of operations of EPB according to the environment needs of Denver Nuggets.In order to realize conveniently carrying out the conversion of TBM and two kinds of mode of operations of EPB, present embodiment is applicable to that the development machine of bad ground is by folding collection slag charge bucket 5, the conveyer belt 6 that the position is adjustable and dismountable conveying worm 7 are realized, concrete, when present embodiment is applicable to the hard place matter such as development machine driving rock of bad ground, collection slag charge bucket 5 is in open mode, conveyer belt 6 is inserted in the slag notch 101 and is positioned at collection slag charge bucket 5 belows of opening, and the stone that cutterhead 1 excavates enters into to deposit slag storehouse 10 and fall on the conveyer belt 6 by the guiding of collection slag charge bucket 5 and is transferred out; And when present embodiment is applicable to the hag matter such as development machine driving soil layer of bad ground, collection slag charge bucket 5 is in closed condition, conveying worm 7 is inserted in the slag notch 101, and conveyer belt 6 is outside depositing slag storehouse 10 and be positioned at below the conveying worm 7, the soil that cutterhead 1 excavates enters into deposits slag storehouse 10 and behind cutterhead 1 internal and external pressure balance, is delivered on the conveyer belt 6 by conveying worm 7 to be transferred out.Present embodiment is applicable to that the development machine of bad ground is under different mode, adopt different discharge methods, avoid using conveying worm 7 separately and can't export stone timely and effectively, simultaneously also avoid using separately conveyer belt 6 can't satisfy the requirement of cutterhead 1 pressure at both sides under the EPB pattern, truly realize having TBM and two kinds of mode of operations of EPB, and more convenient switching.And conveyer belt 6 is under different mode, position that can be by regulating bracing frame 61 is to satisfy the adjustment of conveyer belt 6 positions, for example: bracing frame 61 rotating being connected on the anterior shield 31, the front end of conveyer belt 6 is hinged on the bracing frame 61, bracing frame 61 can drive it by oil cylinder (not shown) and rotate, and satisfies the requirement of different mode to change the position of adjusting conveyer belt 6.Wherein, present embodiment is applicable to that the development machine of bad ground also comprises: jumbolter 81, concrete sprayer 82, duct piece assembling machine 83 and shield structure oil cylinder 84, backing 33 is provided with supporting traverse 34, the inwall of backing 33 along the circumferential direction is provided with a plurality of shield structure oil cylinders 84, duct piece assembling machine 83 is arranged on the supporting traverse 34, and under the TBM pattern, jumbolter 81 dismountable being arranged on the supporting traverse 34, concrete sprayer 82 dismountable being arranged on the duct piece assembling machine 83.Concrete, under the EPB pattern, in the tunnel of digging out, paste section of jurisdiction 831 by duct piece assembling machine 83, and withstand the section of jurisdiction 831 that posts is applicable to bad ground with the driving present embodiment development machine migration by shield structure oil cylinder 84.And under the TBM pattern, concrete sprayer 82 is set on the duct piece assembling machine 83, and at supporting traverse 34 jumbolter 81 is set, carry out supporting by jumbolter 81 and 82 pairs of tunnels that excavate of concrete sprayer.In addition, also be provided with leading rig 9 on the supporting traverse 34 in the present embodiment, survey the not geological condition at driving place by leading rig 9.
Further, cutterhead 1, the diameter of anterior shield 31 and backing 33 reduces successively, make present embodiment be applicable to that the development machine of bad ground is pre-large post-small back taper, thereby be convenient to the happy movement in the tunnel of development machine that present embodiment is applicable to bad ground, and be provided with filler 30 between cutterhead 1 and the anterior shield 31, filler 30 with deposit slag storehouse 10 and be communicated with, in tunneling process, when occurring under the bad situation of local country rock, can be by filler 30 to depositing filled with water in the slag storehouse 10, filler such as mud or foam guarantees that present embodiment is applicable to this zone of passing through that the development machine of bad ground can be safe.Preferably, sealing 311 is provided with hinged sealing 321 before being provided with between anterior shield 31 and the middle shield 32 between middle shield 32 and the backing 33, and the afterbody of backing 33 is provided with sealing brush 331.
Further, the preceding boots 311 that support comprise support boots plate 3112 and support cylinder 3111, also comprise rail plate 3113, rail plate 3113 is provided with chute 31131, support boots plate 3112 and be slidingly connected in the chute 31131, rail plate 3113 is fixed on the piston rod 31111 of support cylinder 3111.Particularly, under the TBM pattern, the support boots plate 3112 in the preceding support boots 311 can slide along chute 31131, and support cylinder 3111 can drive rail plate 3113 and move, and supports boots plate 3112 and stretches out or withdraw from anterior shield 31 thereby drive.After supporting on the inwall that boots plate 3112 withstands on the tunnel, cutterhead 1 is in the process of tunneling forward, supporting boots plate 3112 can move with respect to rail plate 3113, keep motionless and guarantee to support boots plate 3112 with respect to inwall, make support boots plate 3112 that reliable and stable support force can be provided, guarantee that cutterhead 1 keeps normal driving attitude.Preferably, in order to realize that supporting boots plate 3112 automatically resets, be provided with in the chute 31131 for driving and support the restorer 3114 that boots plate 3112 resets.Concrete, restorer 3114 can be back-moving spring, an end of back-moving spring is resisted against and supports on the boots plate 3112.Perhaps, restorer 3114 can be drawback cylinder, and the piston rod of drawback cylinder is connected and supports on the boots plate 3112.Be slidingly connected on the rail plate by supporting the boots plate, after support cylinder will support on the inwall that the boots plate withstands on the tunnel that development machine excavates, supporting the boots plate can move with respect to rail plate, avoid occurring supporting between the inwall in boots plate and tunnel and slide, make development machine can provide stable support force for development machine with supporting boots, guarantee the normal driving attitude of the cutterhead of development machine, improved the support reliability of development machine with the support boots.
Present embodiment is applicable to that tunneling process and the handoff procedure of development machine of bad ground is specific as follows:
1, TBM pattern driving: when wall rock condition tunnels in the hard rock preferably, the back is supported boots 330 and is propped up the hole wall, for driving provides counter-force, promoting mainly oil-feed cylinder 4 stretches out, promote cutterhead 1 forward, cutterhead 1 rotation is simultaneously tunneled forward, and the rock slag that digs out drops on the conveyer belt 6 by collection slag charge bucket 5 and is sent to the rear portion.After tunneling a stroke, the back is supported boots 330 retractions and is left the hole wall, the preceding oil cylinder that supports boots 311 stretches out, prop up the hole wall, promote mainly 4 withdrawals of oil-feed cylinder then, thereby shield 32, backing 33 and other back corollary equipments stroke of going ahead in dragging, the back is supported boots 330 and is propped up the hole wall and carry out next one driving and circulate then.Jumbolter 81 and concrete sprayer 82 are started working simultaneously, and the hole wall is carried out simple supporting.
2, handover operation: when, crushing rock formation band severely-weathered when running into or sand layer, when needing to change the driving pattern and changing support pattern.Remove jumbolter 81 and concrete sprayer 82, recover the section of jurisdiction installation function of duct piece assembling machine 83, folded collection slag charge bucket 5, conveyer belt 6 is shifted out anterior shield 31 outward and is displaced downwardly to slag notch below 101, use conveyer belt 6 that conveying worm 7 is transported from the rear portion, be installed on the slag notch 101, so just convert the EPB pattern to from the TBM pattern.
3, EPB pattern driving: the back support boots 330 and promote mainly oil-feed cylinder 4 pack up need not, shield structure oil cylinder 8 withstands on the section of jurisdiction 831 of laying, pushes ahead, cutterhead 1 rotation is simultaneously tunneled forward, and conveying worm 7 starts the amount of being unearthed of controlling, keep earth pressure balance, casting drops on the conveyer belt 6 and is sent to the rear portion.Tunnel and stop behind the stroke advancing, the part in the shield structure oil cylinder 8 keeps motionless withstanding that cutterhead 1 is retreated, and the remainder retraction is abdicated the space, duct piece assembling machine 83 section of jurisdiction 831 of mating formation, and then stretch out on the section of jurisdiction 831 that withstands on firm laying.After all sections of jurisdiction 831 were laid and finished, a driving circulation finished; Cutterhead 1 rotation, shield structure oil cylinder 8 are released and are entered next driving circulation.
Present embodiment is applicable to the development machine of bad ground, by folding collection slag charge bucket and dismountable conveying worm are set, and the conveyer belt that can regulate of cooperation position, under the EPB pattern, folding collection slag charge bucket is folding, the soil that cutterhead excavates is collected in to be deposited in the slag storehouse, and after the cutterhead internal pressure reached balance, the soil that will deposit in the slag storehouse by conveying worm was transported on the conveyer belt again; And under the TBM pattern, folding collection slag charge bucket is opened, and the stone that cutterhead excavates is directly fallen on the conveyer belt by collection slag charge bucket and exported, and has realized being applicable to that the development machine of bad ground can satisfy the construction requirement of different geological conditionss, widens its scope of application.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. development machine that is applicable to bad ground, comprise cutterhead, the main driving and the shield machine structure, described shield machine structure comprises anterior shield, middle shield and backing, described main the driving is arranged on the described anterior shield, described cutterhead is connected on described main the driving, described anterior shield with described in be connected by promoting mainly the oil-feed cylinder between the shield, shield and described backing link together in described, described anterior shield is provided with the telescopic preceding boots that support, described backing is provided with telescopic back and supports boots, it is characterized in that, be formed with between described anterior shield and the described cutterhead and deposit the slag storehouse, the described slag storehouse of depositing is provided with slag notch, and described depositing also is provided with folding collection slag charge bucket in the slag storehouse, and described collection slag charge bucket is positioned at the top of described slag notch; Be provided with the adjustable conveyer belt in position and dismountable conveying worm in the described shield machine structure; Under the EPB pattern, described conveying worm is inserted in the described slag notch, and described conveyer belt is positioned at the below of described conveying worm discharging opening; Under the TBM pattern, described conveyer belt is inserted in the described slag notch and is positioned at the below of described collection slag charge bucket.
2. the development machine that is applicable to bad ground according to claim 1, it is characterized in that, the described development machine of bad ground that is applicable to also comprises: jumbolter, concrete sprayer, duct piece assembling machine and shield structure oil cylinder, described backing is provided with supporting traverse, the inwall of described backing along the circumferential direction is provided with a plurality of described shield structure oil cylinders, described duct piece assembling machine is arranged on the described supporting traverse, and under the TBM pattern, described jumbolter is dismountable to be arranged on the described supporting traverse, and described concrete sprayer is dismountable to be arranged on the described duct piece assembling machine.
3. the development machine that is applicable to bad ground according to claim 2 is characterized in that, also is provided with leading rig on the described supporting traverse.
4. the development machine that is applicable to bad ground according to claim 1 is characterized in that, the diameter of described cutterhead, described anterior shield and described backing reduces successively.
5. the development machine that is applicable to bad ground according to claim 4 is characterized in that, is provided with filler between described cutterhead and the described anterior shield.
6. according to the arbitrary described development machine that is applicable to bad ground of claim 1-5, it is characterized in that, be provided with preceding sealing between described anterior shield and the described middle shield, be provided with hinged sealing between described middle shield and the described backing, the afterbody of described backing is provided with the sealing brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066128 CN203050721U (en) | 2013-02-05 | 2013-02-05 | Heading machine suitable for complex stratum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066128 CN203050721U (en) | 2013-02-05 | 2013-02-05 | Heading machine suitable for complex stratum |
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| Publication Number | Publication Date |
|---|---|
| CN203050721U true CN203050721U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320066128 Expired - Fee Related CN203050721U (en) | 2013-02-05 | 2013-02-05 | Heading machine suitable for complex stratum |
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| CN (1) | CN203050721U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104263A (en) * | 2013-02-05 | 2013-05-15 | 中船重工（青岛）轨道交通装备有限公司 | Heading machine suitable for complex stratum |
| CN106223971A (en) * | 2016-09-18 | 2016-12-14 | 中铁工程装备集团有限公司 | A kind of development machine and driving method |
| WO2020042055A1 (en) * | 2018-08-25 | 2020-03-05 | 许明 | Rectangular shield tunneling machine provided with anti-soil accumulation device |
-
2013
- 2013-02-05 CN CN 201320066128 patent/CN203050721U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104263A (en) * | 2013-02-05 | 2013-05-15 | 中船重工（青岛）轨道交通装备有限公司 | Heading machine suitable for complex stratum |
| CN103104263B (en) * | 2013-02-05 | 2015-04-22 | 中船重工（青岛）轨道交通装备有限公司 | Heading machine suitable for complex stratum |
| CN106223971A (en) * | 2016-09-18 | 2016-12-14 | 中铁工程装备集团有限公司 | A kind of development machine and driving method |
| CN106223971B (en) * | 2016-09-18 | 2019-09-06 | 中铁工程装备集团有限公司 | A kind of development machine and driving method |
| WO2020042055A1 (en) * | 2018-08-25 | 2020-03-05 | 许明 | Rectangular shield tunneling machine provided with anti-soil accumulation device |
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Granted publication date: 20130710 Termination date: 20160205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |