CN211008649U - Shield machine shell structure beneficial to getting rid of difficulties - Google Patents
Shield machine shell structure beneficial to getting rid of difficulties Download PDFInfo
- Publication number
- CN211008649U CN211008649U CN201922099886.0U CN201922099886U CN211008649U CN 211008649 U CN211008649 U CN 211008649U CN 201922099886 U CN201922099886 U CN 201922099886U CN 211008649 U CN211008649 U CN 211008649U
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- Prior art keywords
- shield
- shell
- support frame
- casing
- anterior
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- Expired - Fee Related
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- 230000009286 beneficial effect Effects 0.000 title abstract description 4
- 238000005553 drilling Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 230000008901 benefit Effects 0.000 claims description 5
- 230000005641 tunneling Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 238000010276 construction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The shield machine shell structure beneficial to getting rid of difficulties comprises a front shield shell and a rear shield shell, wherein the rear end of the front shield shell is axially and slidably sleeved and connected with the front end of the rear shield shell, and the cross section appearance structures of the front shield shell and the rear shield shell are both polygonal structures, so that edges and corners are formed on the outer surface of the shell, a large uneven gap is formed between the shield machine shell and the wall of a tunnel, and the shield machine is easy to get rid of difficulties; and the polygon edges and corners of the front shield shell and the rear shield shell act, so that the shield machine body has great ring twisting resistance in the rotary drilling process of the turntable of the shield machine, and the working stability of the shield machine is improved.
Description
Technical Field
The utility model belongs to the technical field of the shield constructs the machine, concretely relates to do benefit to shield constructs shell structure of getting rid of poverty.
Background
At present, a small shield machine can be adopted for tunneling construction of the hard rock small-diameter tunnel, the problems of severe construction environment, low construction speed, high construction cost, high danger, high construction accident rate and the like of personnel in the traditional manual drilling and blasting method are solved, automatic mechanization of tunneling of the hard rock small-diameter tunnel is realized, and the working efficiency is improved. The small-size shield structure shell structure that uses now generally all is the cylinder structure, the shield structure machine of this kind of cylinder shell structure is because shell surface is mellow and smooth, at the in-process of driling in the cave, it is filled up by the dregs very easily between shell surface and the hole wall, and along with the drilling motion of shield structure machine, because the no edges and corners mellow and full effect of cylinder shell structure, can make the dregs between shell and the hole wall more and more closely knit, finally trap the shield structure machine firmly, and the closely knit packing of dregs causes very big difficulty for artifical getting rid of poverty to the shield structure machine, thereby lead to the shield structure machine to normally work, greatly reduced work efficiency. There is therefore a need for improvements.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a shield machine shell structure which is beneficial to getting rid of difficulties, the polygonal structure of the front shield shell and the rear shield shell of the utility model enables the outer surface of the shell to form an edge angle, a large uneven gap is formed between the shield machine shell and the tunnel wall, and the shield machine is easy to get rid of difficulties; and the polygon edges and corners of the front shield shell and the rear shield shell act, so that the shield machine body has great ring twisting resistance in the rotary drilling process of the turntable of the shield machine, and the working stability of the shield machine is improved.
The utility model adopts the technical proposal that: do benefit to shield structure shell structure of getting rid of poverty, including anterior shield casing and posterior shield casing, anterior shield casing rear end and posterior shield casing front end axial sliding sleeve fit are connected, the cross section appearance structure of anterior shield casing and posterior shield casing all adopts polygonized structure, anterior shield casing front end is equipped with the blade disc installation interface that is used for installing the blade disc, posterior shield casing bilateral symmetry is equipped with supports extending structure installation interface, be equipped with the anterior shield support frame on the surface of anterior shield casing lower part, be equipped with the posterior shield support frame on the surface of posterior shield casing lower part.
In a preferable mode of the above technical scheme, the cross section shape structures of the anterior shield shell and the posterior shield shell are both hexagonal structures or octagonal structures.
In a preferable mode of the technical scheme, the anterior shield shell and the posterior shield shell are formed by splicing and welding steel plates with the thickness of 10-15 mm.
In a preferable mode of the technical scheme, the front shield support frame comprises a support frame and a support bottom plate, the support bottom plate is a curved arc structure which is formed by bending a steel plate and is matched with a tunnel wall formed by drilling of a shield machine, the support frame is a box-type structure formed by welding the steel plate, and the edge of the support frame, which is connected with the support bottom plate, is a curved arc edge; the rear shield support frame is of a box-type structure formed by splicing and welding steel plates.
To above-mentioned technical scheme's preferred mode, anterior shield casing surface both sides are equipped with the lug.
The utility model has the advantages compared with the prior art:
1. according to the scheme, the cross section appearance structures of the front shield shell and the rear shield shell are made into polygonal structures, such as octagonal structures, and the outer surface of the shell of each polygonal structure is provided with edges, so that a large uneven gap is formed between the shell of the shield machine and the wall of the tunnel, and the shield machine is easy to get rid of difficulties;
2. according to the scheme, the shield machine shell is of a polygonal structure, and due to the edge and corner effect of the polygonal shell, the shield machine body has high ring-torsion resistance and the working stability of the shield machine is improved in the rotary drilling process of the turntable of the shield machine;
3. according to the scheme, the front shield support frame is arranged on the outer surface of the lower part of the front shield shell, the rear shield support frame is arranged on the outer surface of the lower part of the rear shield shell, the front shield support frame is made into a structure with an arc, and the angle of the whole shield machine can be adjusted conveniently from the edge.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one.. said element does not exclude the presence of other like elements in the process, method, article or apparatus that comprises the element.
Referring to fig. 1, an embodiment of the present invention will be described in detail,
do benefit to shield structure shell structure of getting rid of poverty, as shown in fig. 1, including anterior shield casing 1 and posterior shield casing 2, anterior shield casing 1 rear end and the axial slip registrate of the 2 front ends of posterior shield casing are connected, anterior shield casing 1 front end is equipped with the blade disc installation interface 3 that is used for installing the blade disc, 2 bilateral symmetry of posterior shield casing are equipped with and support extending structure installation interface 4, the cross section appearance structure of anterior shield casing 1 and posterior shield casing 2 all adopts polygonized structure, and is preferred, the cross section appearance structure of anterior shield casing 1 and posterior shield casing 2 all adopts hexagon structure or octagon structure, anterior shield casing 1 and posterior shield casing 2 all adopt the steel sheet amalgamation welding that thickness is 10mm ~ 15mm to form. Due to the polygonal structures of the front shield shell 1 and the rear shield shell 2, edges and corners are formed on the outer surface of the shell, a large uneven gap is formed between the shield shell and the tunnel wall, and the shield machine is easy to get rid of difficulties; in addition, due to the edge and corner effect of the polygonal shells of the front shield shell 1 and the rear shield shell 2, the shield machine body has high ring-torsion resistance and the working stability of the shield machine is improved in the rotary drilling process of the turntable of the shield machine.
The outer surface of the lower part of the front shield shell 1 is provided with a front shield support frame 6, the front shield support frame 6 comprises a support frame 7 and a support bottom plate 8, the support bottom plate 8 is a curved structure which is formed by bending a steel plate and is matched with a hole wall formed by drilling of a shield machine, the support frame 7 is a box-type structure formed by welding the steel plate, and the edge of the support frame 7, which is connected with the support bottom plate 8, is a curved edge; the outer surface of the lower part of the rear shield shell 2 is provided with a rear shield support frame 9, and the rear shield support frame 9 is of a box-shaped structure formed by splicing and welding steel plates. Wherein, anterior shield support frame 6 and rear shield support frame 9 are all located and correspond the casing bottom, and in order to make the view show clearly in fig. 1, so rotate anterior shield casing 1 and rear shield casing 2 and make anterior shield support frame 6 and rear shield support frame 9 place upwards, just observe. The arrangement of the front shield support frame 6 and the rear shield support frame 9, particularly the front shield support frame 6 is made into a structure with an arc, which is very convenient for adjusting the whole angle of the shield machine.
Lifting lugs 10 are arranged on two sides of the outer surface of the front shield shell 1, so that the shell and the shield tunneling machine can be integrally lifted conveniently.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Do benefit to shield structure shell structure of getting rid of poverty, including anterior shield casing (1) and posterior shield casing (2), anterior shield casing (1) rear end and posterior shield casing (2) front end axial sliding sleeve fit are connected its characterized in that: the cross section appearance structure of anterior shield casing (1) and rear shield casing (2) all adopts polygonized structure (5), anterior shield casing (1) front end is equipped with blade disc installation interface (3) that are used for installing the blade disc, rear shield casing (2) bilateral symmetry is equipped with and supports extending structure installation interface (4), be equipped with anterior shield support frame (6) on the surface of anterior shield casing (1) lower part, be equipped with rear shield support frame (9) on rear shield casing (2) lower part surface.
2. The shield machine housing structure facilitating escape of claim 1, wherein: the cross section appearance structures of the front shield shell (1) and the rear shield shell (2) are both hexagonal structures or octagonal structures.
3. The shield machine housing structure facilitating escape of claim 1 or 2, wherein: the front shield shell (1) and the rear shield shell (2) are both formed by splicing and welding steel plates with the thickness of 10-15 mm.
4. The shield machine housing structure facilitating escape of claim 3, wherein: the front shield support frame (6) comprises a support frame (7) and a support bottom plate (8), the support bottom plate (8) is a curved arc structure which is formed by bending a steel plate and is matched with a tunnel wall formed by drilling of a shield tunneling machine, the support frame (7) is a box-type structure formed by welding the steel plate, and the edge of the support frame (7) connected with the support bottom plate (8) is a curved arc edge; the rear shield support frame (9) is of a box-type structure formed by splicing and welding steel plates.
5. The shield machine housing structure facilitating escape of claim 4, wherein: lifting lugs (10) are arranged on two sides of the outer surface of the front shield shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922099886.0U CN211008649U (en) | 2019-11-29 | 2019-11-29 | Shield machine shell structure beneficial to getting rid of difficulties |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922099886.0U CN211008649U (en) | 2019-11-29 | 2019-11-29 | Shield machine shell structure beneficial to getting rid of difficulties |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211008649U true CN211008649U (en) | 2020-07-14 |
Family
ID=71506130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922099886.0U Expired - Fee Related CN211008649U (en) | 2019-11-29 | 2019-11-29 | Shield machine shell structure beneficial to getting rid of difficulties |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211008649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725691A (en) * | 2019-11-29 | 2020-01-24 | 刘永顺 | Shield machine shell structure beneficial to getting rid of difficulties |
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2019
- 2019-11-29 CN CN201922099886.0U patent/CN211008649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725691A (en) * | 2019-11-29 | 2020-01-24 | 刘永顺 | Shield machine shell structure beneficial to getting rid of difficulties |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 |