CN213392164U - Shield constructs machine and shield tail brush protection device thereof - Google Patents
Shield constructs machine and shield tail brush protection device thereof Download PDFInfo
- Publication number
- CN213392164U CN213392164U CN202022480717.4U CN202022480717U CN213392164U CN 213392164 U CN213392164 U CN 213392164U CN 202022480717 U CN202022480717 U CN 202022480717U CN 213392164 U CN213392164 U CN 213392164U
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- Prior art keywords
- shield tail
- shield
- tail brush
- protection device
- baffle
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 4
- 230000005641 tunneling Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 abstract description 5
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a shield constructs machine and shield tail brush protection device thereof, shield tail brush protection device are used for the shield tail brush of protection installation on shield constructs quick-witted afterbody casing, including being used for spacingly shield tail brush the baffle, can set firmly in fixed plate on the shield constructs quick-witted afterbody casing and be located the baffle with connecting plate between the fixed plate, the connecting plate is followed the radial extension of shield structure quick-witted afterbody casing, the baffle is followed the axial extension of shield structure quick-witted afterbody casing. The utility model provides a shield tail brush protection device, through the setting of baffle is right shield tail brush carries on spacingly, and utilizes the difference in height that the connecting plate produced makes shield tail brush is spacing predetermine the position, both can keep the elastic deformation of shield tail brush, can also reduce the dispersion degree of shield tail brush, reduces the wearing and tearing in the transportation, perhaps and the wearing and tearing between the steel pipe piece improve the life of shield tail brush to, simple structure, easily installation.
Description
Technical Field
The utility model relates to a shield constructs quick-witted equipment field, especially relates to a shield tail brush protection device. Furthermore, the utility model discloses still relate to a shield structure machine including above-mentioned shield tail brush protection device.
Background
The shield tail space is an operation area of the shield machine pipe lining, and a shield tail sealing device is arranged at the tail of the shield tail space to prevent external muck mud and the like from entering a shield machine host. At present, a plurality of elastic steel wire brushes are basically adopted to form a sealing cavity, and sealing grease is filled in the sealing cavity for sealing.
It mainly has the following disadvantages:
1. during the transportation and transfer processes of the shield machine, the shield tail brush is not provided with a temporary protection device, and the shield tail brush is possibly abraded with surrounding devices to cause damage and influence the construction, so that the construction cost is undoubtedly increased, and the construction progress is influenced;
2. in some shield machines with steel pipe sheet propulsion mechanisms, the shield tail brush is easy to wear due to direct contact with the steel pipe sheet, and the service life is difficult to guarantee, as shown in fig. 1;
3. the shield tail brush protection device mechanism that exists at present is complicated, and the installation is comparatively loaded down with trivial details, is unfavorable for accelerating the construction progress.
Therefore, how to improve the service life of the shield tail brush is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shield tail brush protection device, this shield tail brush protection device can effectual reduction shield tail brush's wearing and tearing, improve the life of shield tail brush. Another object of the utility model is to provide a shield constructs machine including above-mentioned shield tail brush protection device.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a shield tail brush protection device for the shield tail brush of protection installation on shield constructs quick-witted afterbody casing, including being used for spacingly shield tail brush the baffle, can set firmly in fixed plate on the shield constructs quick-witted afterbody casing and be located the baffle with connecting plate between the fixed plate, the connecting plate is followed shield constructs the radial extension of quick-witted afterbody casing, the baffle is followed shield constructs the axial extension of quick-witted afterbody casing.
Preferably, the baffle, the connecting plate and the fixing plate are all steel plates.
Preferably, the baffle, the connecting plate and the fixing plate are connected through welding.
Preferably, a Z-shaped structure is formed among the baffle, the connecting plate and the fixing plate.
Preferably, the length of the baffle in the axial direction of the shield tail shell is greater than twice the length of the shield tail brush in the axial direction of the shield tail shell.
Preferably, the shield machine tail shell further comprises a mounting base which can be fixedly arranged on the shield machine tail shell, and the fixing plate is connected with the mounting base through bolts.
Preferably, a plurality of shield tail brush protection devices are distributed on the circumferential direction of the shield machine tail shell.
Preferably, the shield tail brush protection devices are distributed along the circumferential whole circumference or half circumference of the shield machine tail shell.
The utility model also provides a shield constructs machine, including above-mentioned arbitrary one shield tail brush protection device.
The utility model provides a shield tail brush protection device for the shield tail brush of protection installation on shield structure tail casing, including being used for spacingly shield tail brush the baffle, can set firmly in fixed plate on the shield structure tail casing and be located the baffle with connecting plate between the fixed plate, the connecting plate is followed the radial extension of shield structure tail casing, the baffle is followed the axial extension of shield structure tail casing. The utility model provides a shield tail brush protection device, through the setting of baffle is right shield tail brush carries on spacingly, and utilizes the difference in height that the connecting plate produced makes shield tail brush is spacing predetermine the position, both can keep the elastic deformation of shield tail brush, can also reduce the dispersion degree of shield tail brush, reduces the wearing and tearing in the transportation, perhaps and the wearing and tearing between the steel pipe piece improve the life of shield tail brush to, simple structure, easily installation.
The utility model provides a shield constructs machine and is equipped with above-mentioned shield tail brush protection device, because shield tail brush protection device has above-mentioned technological effect, consequently, the shield that is equipped with this shield tail brush protection device constructs machine and should also have corresponding technological effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram showing a positional relationship between a shield tail brush and a steel pipe sheet in the prior art;
fig. 2 is a schematic structural diagram of a specific embodiment of the shield tail brush protection device provided by the present invention;
wherein: a mounting base-1; a shield tail brush protection device-2; a baffle-2-1; a connecting plate-2-2; a fixing plate-2-3; bolt-3; shield tail brush-4; a steel pipe sheet-5; a shield machine tail shell-6.
Detailed Description
The core of the utility model is to provide a shield tail brush protection device, this shield tail brush protection device can effectual reduction shield tail brush's wearing and tearing, improves the life of shield tail brush. The other core of the utility model is to provide a shield constructs machine including above-mentioned shield tail brush protection device.
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.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a shield tail brush protection device according to an embodiment of the present invention.
In this embodiment, the shield tail brush protection device 2 is used to protect a shield tail brush 4 mounted on a shield machine tail shell 6.
Specifically, the shield tail brush protection device 2 comprises a baffle 2-1, a fixing plate 2-3 and a connecting plate 2-2. The shield tail brush limiting device comprises a baffle 2-1, a fixing plate 2-3, a connecting plate 2-2 and at least one shield tail brush 4, wherein the baffle 2-1 is used for limiting the shield tail brush 4, the fixing plate 2-3 can be fixedly arranged on a shield tail shell 6, the connecting plate 2-2 is located between the baffle 2-1 and the fixing plate 2-3, the connecting plate 2-2 extends along the radial direction of the shield tail shell 6 to enable the baffle 2-1 to generate a preset height, the preset height is required to meet the elastic deformation of the shield tail brush 4, and the baffle 2-1 extends along the axial direction of the shield tail.
The utility model provides a shield tail brush protection device 2, through the setting of baffle 2-1, it is spacing to shield tail brush 4, and utilize the difference in height that connecting plate 2-2 produced, make shield tail brush 4 spacing in predetermineeing the position, both can keep the elastic deformation of shield tail brush 4, can also reduce the dispersion degree of shield tail brush 4, reduce the wearing and tearing in the transportation, perhaps with the wearing and tearing between the steel pipe piece 5, improve shield tail brush 4's life, and, simple structure, easily installation.
On the basis of the above embodiments, the baffle 2-1, the connecting plate 2-2 and the fixing plate 2-3 are all steel plates, which have high strength and convenient material drawing.
On the basis of the above embodiments, the baffle 2-1, the connecting plate 2-2 and the fixing plate 2-3 are connected by welding, and the welding processing and the processing technology are simple and the strength is high.
On the basis of the above embodiments, a Z-shaped structure is formed among the baffle 2-1, the connecting plate 2-2 and the fixing plate 2-3, and the Z-shaped structure is favorable for forming a certain height difference between the baffle 2-1 and the tail shell 6 of the shield tunneling machine. Of course, the zigzag shape may be replaced with a U shape.
On the basis of the above embodiments, the length of the baffle 2-1 in the axial direction of the shield tail shell 6 is greater than twice the length of the shield tail brush 4 in the axial direction of the shield tail shell 6. By the arrangement, the length of the baffle 2-1 can cover at least 2 shield tail brushes 4, so that the shield tail brushes 4 are protected, and the safety and the economical efficiency of construction are ensured. Of course, the length of the baffle 2-1 in the axial direction of the shield tail shell 6 is greater than 1 time, preferably 2 times, the length of the shield tail brush 4 in the axial direction of the shield tail shell 6.
On the basis of each embodiment, the shield machine tail shell mounting structure further comprises a mounting base 1 which can be fixedly arranged on a shield machine tail shell 6, the fixing plates 2-3 are connected with the mounting base 1 through bolts 3, disassembly and assembly are convenient, and meanwhile, small holes with the same size are formed in the mounting base 1 and the fixing plates 2-3 to facilitate the arrangement of the bolts 3.
On the basis of the above embodiments, a plurality of shield tail brush protection devices 2 are distributed in the circumferential direction of the shield tail shell 6 to protect a plurality of shield tail brushes 4 in the circumferential direction of the shield tail shell 6.
Further, in order to meet different working requirements, the shield tail brush protection devices 2 are distributed along the whole circumference or the half circumference of the shield tail shell 6 of the shield tunneling machine, and the arrangement modes of the shield tail brushes 4 and the shield tail brush protection devices 2 can be flexibly changed according to actual working conditions. Specifically, the shield tail brush protection devices 2 are preferably distributed along a half circumference of the shield tail casing 6 in the circumferential direction of the shield machine to which the steel pipe sheet 5 is attached, and are preferably distributed along the entire circumference of the shield tail brush 4 in the case of the shield machine without the steel pipe sheet 5 only to protect the shield tail brush during transportation.
In a specific embodiment, the shield tail brush protection device 2 can be applied to a shield machine with a shield tail brush 4 sealing device, can prevent the shield tail brush 4 and a steel pipe sheet 5 from being frequently rubbed to cause damage on the shield machine with a steel pipe sheet 5 propelling device, and can play a role in temporarily protecting the shield tail brush 4 when the shield machine is involved in a transfer process.
The working process is as follows: four shield tail brushes 4 are welded on the conventional shield tail, and each shield tail brush protection device 2 can be matched with 1 or 2 shield tail brushes 4. Preferably, a scheme of 1 group of Z-shaped steel plates matched with 2 shield tail brushes 4 can be adopted. When the shield tail brush protection device 2 is installed, a Z-shaped steel plate is placed above the shield tail brush 4, external force perpendicular to the surface of the installation base 1 is applied to the Z-shaped steel plate, if the steel plate and the profile steel are tightly pressed, the relative position between the Z-shaped steel plate and the shield tail brush 4 is adjusted, the passing performance of the steel pipe sheet 5 is guaranteed, the deformation of the shield tail brush 4 is met in an elastic deformation interval, the connecting bolt 3 is fastened, and the installation base 1 and the Z-shaped steel plate are connected. When the shield tail brush 4 and the protection device thereof are arranged, the shield tail can be distributed in the whole circumference, the half circumference and the like according to the actual working requirements.
The shield tail brush protection device 2 provided by the embodiment can prevent the shield tail brush 4 and the steel pipe sheet 5 from being frequently rubbed to cause damage on a shield machine with a steel pipe sheet 5 propelling device, so that the construction cost can be saved, and the construction period can be ensured; when the shield machine is involved in the transfer process, the shield tail brush 4 can be temporarily protected, so that abrasion is avoided; and, simple structure, easily installation, with low costs, it is effectual.
Except that above-mentioned shield tail brush protection device 2, the utility model also provides a shield constructs machine including above-mentioned shield tail brush protection device 2, and this shield constructs other each partial structure of machine and please refer to prior art, and this text is no longer repeated.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a shield tail brush protection device introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (9)
1. The utility model provides a shield tail brush protection device for the shield tail brush (4) of protection installation on shield structure machine afterbody casing (6), its characterized in that, including being used for spacingly shield tail brush (4) baffle (2-1), can set firmly in fixed plate (2-3) on shield structure machine afterbody casing (6) and be located baffle (2-1) with connecting plate (2-2) between fixed plate (2-3), connecting plate (2-2) are followed the radial extension of shield structure machine afterbody casing (6), baffle (2-1) are followed the axial extension of shield structure machine afterbody casing (6).
2. The shield tail brush protection device according to claim 1, wherein the baffle plate (2-1), the connecting plate (2-2) and the fixing plate (2-3) are all steel plates.
3. The shield tail brush protection device according to claim 2, characterized in that the baffle plate (2-1), the connecting plate (2-2) and the fixing plate (2-3) are connected by welding.
4. The shield tail brush protection device according to claim 2, characterized in that a Z-shaped structure is formed among the baffle plate (2-1), the connecting plate (2-2) and the fixing plate (2-3).
5. The shield tail brush protection device according to claim 2, wherein the length of the baffle (2-1) in the axial direction of the shield tail shell (6) is greater than twice the length of the shield tail brush (4) in the axial direction of the shield tail shell (6).
6. The shield tail brush protection device according to claim 1, further comprising a mounting base (1) capable of being fixedly arranged on the shield tail shell (6), wherein the fixing plate (2-3) is connected with the mounting base (1) through bolts (3).
7. The shield tail brush protection device according to any one of claims 1 to 6, characterized in that a plurality of shield tail brush protection devices (2) are distributed in the circumferential direction of the shield tail shell (6).
8. The shield tail brush protection device according to claim 7, characterized in that the shield tail brush protection device (2) is distributed along the circumferential whole or half circumference of the shield tail shell (6).
9. A shield tunneling machine comprising a shield tail brush protection device (2), characterized in that the shield tail brush protection device (2) is the shield tail brush protection device (2) according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480717.4U CN213392164U (en) | 2020-10-30 | 2020-10-30 | Shield constructs machine and shield tail brush protection device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480717.4U CN213392164U (en) | 2020-10-30 | 2020-10-30 | Shield constructs machine and shield tail brush protection device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213392164U true CN213392164U (en) | 2021-06-08 |
Family
ID=76192010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022480717.4U Active CN213392164U (en) | 2020-10-30 | 2020-10-30 | Shield constructs machine and shield tail brush protection device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213392164U (en) |
-
2020
- 2020-10-30 CN CN202022480717.4U patent/CN213392164U/en active Active
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