CN212615871U - Easy-to-detach hinge pin connecting device of shield machine - Google Patents
Easy-to-detach hinge pin connecting device of shield machine Download PDFInfo
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- CN212615871U CN212615871U CN202020544484.7U CN202020544484U CN212615871U CN 212615871 U CN212615871 U CN 212615871U CN 202020544484 U CN202020544484 U CN 202020544484U CN 212615871 U CN212615871 U CN 212615871U
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- lug plate
- hinge pin
- pin shaft
- connecting device
- shield
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Abstract
The utility model discloses a shield constructs quick-witted readily removable and removes hinge pin connecting device belongs to shield structure construction technical field, and the technical problem of its solution is: in the prior art, under the condition that a hinge pin shaft of a shield machine is difficult to take out, the shield machine comprises a mounting seat, wherein the mounting seat is provided with the hinge pin shaft and comprises a fixed lug plate and a movable lug plate, the fixed lug plate and the movable lug plate are detachably connected, the side surfaces of the fixed lug plate and the movable lug plate, which are connected with each other, are provided with grooves which are matched with each other, and the hinge pin shaft is matched with the grooves; the utility model discloses avoided appearing the jamming between articulated round pin axle and the mount pad and being difficult to take out the phenomenon of articulated round pin axle, also avoided demolising the cost of maintenance that articulated round pin axle brought and the increase of time, the harmful effects of material intensity reduction through the cutting, reduced the dismantlement degree of difficulty of the articulated round pin axle of articulated hydro-cylinder, improved the work efficiency of maintenance or tear open the machine.
Description
Technical Field
The utility model belongs to the technical field of the shield constructs the construction, specifically belong to a shield constructs quick-witted readily removable and removes hinge pin connecting device.
Background
In the tunneling process, a shield machine is required to be used for tunneling, the shield machine roughly comprises four parts, namely a cutter head, a front shield, a middle shield and a tail part, the shield machine is large in size and low in sensitivity, construction on a curve section is difficult to carry out, and in order to improve the operation performance of the shield machine, hinged oil cylinders can be used for connecting all parts of the shield machine, so that the shield machine can be bent forwards and backwards to adapt to tunneling of the curve section.
When the shield machine is maintained or disassembled, the hinged oil cylinder needs to be taken down, and according to the design of the existing shield machine, when the hinged oil cylinder is taken out, the hinged pin shaft connected with the hinged oil cylinder needs to be taken out from the mounting seat, so that the hinged oil cylinder can be taken out; because the working environment of the shield tunneling machine is relatively severe, the hinge pin shaft can be blocked by silt and rusted by water and soil, the hinge pin shaft is difficult to pull out from the mounting seat, and the shield tunneling machine can be detached in a flame cutting mode when the hinge pin shaft cannot be pulled out.
The current dismantlement mode is hard to be wasted time, and takes out need make new spare again and weld new spare again after the articulated round pin axle through the cutting mount pad, and is hard again consuming time and increase cost of maintenance, and the intensity of material can receive the influence when cutting the welding same position repeatedly simultaneously for the potential safety hazard probably takes place in the follow-up use.
SUMMERY OF THE UTILITY MODEL
The problem that the hinge pin axle of shield structure machine is difficult to take out among the prior art, the utility model provides a shield structure machine readily removable removes hinge pin connecting device, its aim at: the problem of articulated round pin axle be difficult to take out is solved, a great deal of adverse effect of demolising and bringing through the cutting is avoided.
The utility model adopts the technical scheme as follows:
the utility model provides a shield constructs quick-witted readily removable and removes hinge pin connecting device, includes the mount pad, be provided with articulated round pin axle on the mount pad, the mount pad includes fixed otic placode and activity otic placode, can dismantle the connection between fixed otic placode and the activity otic placode, fixed otic placode and activity otic placode interconnect's side is provided with the recess of mutually supporting, articulated round pin axle with the recess cooperation.
In the scheme, the existing hinge pin shaft mounting seat is improved, the mounting seat is respectively provided with the fixed lug plate and the movable lug plate which are arranged in two parts, the hinge pin shaft is arranged between the fixed lug plate and the movable lug plate, one side of the fixed lug plate is provided with the groove, one side of the movable lug plate is also provided with the groove, the two grooves are mutually matched to form the large groove for accommodating the hinge pin shaft, so that the hinge pin shaft and the hinge oil cylinder connected with the hinge pin shaft can be integrally taken out easily by disassembling the movable lug plate, the phenomenon that the hinge pin shaft is difficult to take out due to clamping stagnation between the hinge pin shaft and the mounting seat is avoided, the increase of maintenance cost and time caused by disassembling the hinge pin shaft through cutting and the adverse effect of reducing the material strength are also avoided, the disassembling difficulty of the hinge pin shaft of the hinge oil cylinder is reduced, and the working efficiency of maintaining or disassembling.
Preferably, one side of the fixed lug plate is provided with a blind hole, the side surface of the movable lug plate is provided with a through hole matched with the blind hole, and the blind hole is connected with the through hole through a strength bolt. Adopt this preferred scheme, one side of fixed otic placode is provided with the blind hole, and the side of activity otic placode sets up the through-hole, uses the intensity bolt to pass through-hole and blind hole in proper order, reliably connects activity otic placode and fixed otic placode.
Preferably, the end part of the hinge pin shaft is provided with a screw hole, a bolt is arranged in the screw hole, and a cover plate is arranged between the bolt and the side surface of the groove. Adopt this preferred scheme, articulated round pin axle and recess cooperation, the apron setting is between recess side and bolt, utilizes the frictional force between bolt and the apron to fix articulated round pin axle in the recess, prevents that articulated round pin axle from taking place to rock.
Preferably, a washer is arranged between the strength bolt and the movable lug plate. With this preferred scheme, set up the packing ring and avoid activity otic placode and intensity bolt excessive wear.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses improve current articulated round pin axle mount pad, with mount pad fixed otic placode of two parts and activity otic placode respectively, articulated round pin axle sets up between fixed otic placode and activity otic placode, one side recess of fixed otic placode, one side of activity otic placode also has the recess, two recesses are mutually supported, form the big recess that holds articulated round pin axle, just so can take out articulated round pin axle and the articulated hydro-cylinder that is connected with articulated round pin axle is whole together through dismantling that the activity otic placode is light, thereby the phenomenon that the jamming is difficult to take out articulated round pin axle between articulated round pin axle and the mount pad has appeared, also avoided demolising the cost of maintenance and the increase of time that articulated round pin axle brought through the cutting, the harmful effects that material strength reduces, the dismantlement degree of difficulty of articulated round pin axle of articulated hydro-cylinder has been reduced, the work efficiency of maintenance or machine of.
2. The utility model discloses be provided with the blind hole in one side of fixed otic placode, the side of activity otic placode sets up the through-hole, uses the intensity bolt to pass through-hole and blind hole in proper order, reliably connects activity otic placode and fixed otic placode.
3. In the utility model, the hinge pin shaft is matched with the groove, the cover plate is arranged between the side surface of the groove and the bolt, and the hinge pin shaft is fixed in the groove by utilizing the friction force between the bolt and the cover plate, so that the hinge pin shaft is prevented from shaking; the gasket is arranged to avoid excessive abrasion of the movable lug plate and the strength bolt.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view; the utility model discloses an embodiment's normal view schematic diagram.
FIG. 2 is a diagram of: the utility model discloses a concrete embodiment's side view angle schematic diagram.
FIG. 3 is a diagram of: the utility model discloses a schematic diagram of a specific implementation of mount pad.
FIG. 4 is a diagram of: a schematic view of one embodiment of a prior art mount.
Reference numerals: 1-fixing ear plate; 2-a movable ear plate; 3-a groove; 4-blind holes; 5-a through hole; 6-strength bolt; 7-bolt; 8-cover plate.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 4.
The utility model provides a shield constructs quick-witted readily removable and removes hinge pin connecting device, includes the mount pad, be provided with the hinge pin axle on the mount pad, the mount pad includes fixed otic placode 1 and activity otic placode 2, can dismantle the connection between fixed otic placode 1 and the activity otic placode 2, the side of fixed otic placode 1 and 2 interconnect of activity otic placode is provided with the recess 3 of mutually supporting, the hinge pin axle with the cooperation of recess 3.
The fixed lug plate 1 is provided with blind hole 4 with activity lug plate 2 complex one side, and the side of activity lug plate 2 is provided with the through-hole 5 of mutually supporting with blind hole 4, blind hole 4 and through-hole 5 pass through intensity bolt 6 and connect.
The end part of the hinged pin shaft is provided with a screw hole, a bolt 7 is arranged in the screw hole, and a cover plate 8 is arranged between the bolt 7 and the side surface of the groove 3.
And a gasket is arranged between the strength bolt 6 and the movable lug plate 2.
In the embodiment, the mounting seat of the existing integrally-formed hinge pin shaft is improved and divided into three parts, namely a bottom plate, a fixed lug plate 1 fixedly arranged on the bottom plate and a movable lug plate 2 detachably connected with the fixed lug plate 1, the hinge pin shaft is arranged in a groove 3 formed by the fixed lug plate 1 and the movable lug plate 2 and matched with each other, the groove 3 is selected to be semicircular according to the shape of the hinge pin shaft, the fixed lug plate 1 and the movable lug plate 2 are spliced to be circular, blind holes 4 of the fixed lug plate 1 are uniformly distributed on the periphery of the groove 3, four blind holes 4 are arranged at four corners of the side surface of the fixed lug plate 1, and the through holes 5 are matched with the blind holes 4 in position and shape; when the hinge pin shaft is installed, the hinge pin shaft is firstly arranged in the groove 3 of the fixed lug plate 1, then the movable lug plate 2 is matched with the fixed lug plate 1, the strength bolt 6 is screwed into a hole where the blind hole 4 is matched with the through hole 5, and the gasket is arranged on the surfaces of the strength bolt 6 and the movable lug plate 2, so that the movable lug plate 2 is connected with the fixed lug plate 1, then the cover plate 8 is arranged at the end part of the hinge pin shaft, namely two side surfaces of the groove 3 (the end part of the hinge pin shaft can pass through the side surfaces of the groove 3), the cover plate 8 is directly sleeved on the end part of the hinge pin shaft, the cover plate 8 is tightly attached to the side surfaces of the groove 3, and the screw-in bolt ensures that the hinge pin shaft is reliably connected; during the dismantlement, only need to unscrew intensity bolt 6, tak the activity otic placode 2 away and can wholly take out articulated round pin axle and articulated hydro-cylinder, thereby avoided appearing the corrosion between articulated round pin axle and the mount pad and shield structure dregs jam and be difficult to take out the condition of articulated round pin axle.
The utility model discloses well articulated hydro-cylinder and articulated between the round pin axle relation of connection, mount pad and shield between the machine of connection etc. all belong to prior art, consequently no longer specifically describe it in this application.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (4)
1. The utility model provides a shield constructs quick-witted readily removable and removes hinge pin connecting device, includes the mount pad, be provided with hinge pin axle, its characterized in that on the mount pad: the mounting seat comprises a fixed lug plate (1) and a movable lug plate (2), the fixed lug plate (1) and the movable lug plate (2) are detachably connected, mutually matched grooves (3) are formed in the side faces of the fixed lug plate (1) and the movable lug plate (2) in an interconnecting mode, and the hinge pin shaft is matched with the grooves (3).
2. The easy-to-remove hinge pin connecting device of the shield tunneling machine according to claim 1, characterized in that: the fixed lug plate (1) is provided with blind hole (4) with activity lug plate (2) complex one side, and the side of activity lug plate (2) is provided with through-hole (5) of mutually supporting with blind hole (4), blind hole (4) and through-hole (5) are connected through intensity bolt (6).
3. The easy-to-remove hinge pin connecting device of the shield tunneling machine according to claim 1, characterized in that: the end part of the hinged pin shaft is provided with a screw hole, a bolt (7) is arranged in the screw hole, and a cover plate (8) is arranged between the bolt (7) and the side surface of the groove (3).
4. The easy-to-remove hinge pin connecting device of the shield tunneling machine according to claim 2, characterized in that: and a gasket is arranged between the strength bolt (6) and the movable lug plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020544484.7U CN212615871U (en) | 2020-04-14 | 2020-04-14 | Easy-to-detach hinge pin connecting device of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020544484.7U CN212615871U (en) | 2020-04-14 | 2020-04-14 | Easy-to-detach hinge pin connecting device of shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615871U true CN212615871U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020544484.7U Active CN212615871U (en) | 2020-04-14 | 2020-04-14 | Easy-to-detach hinge pin connecting device of shield machine |
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| CN (1) | CN212615871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336116A (en) * | 2021-04-30 | 2021-09-03 | 中铁工程服务有限公司 | Universal rope guiding device |
-
2020
- 2020-04-14 CN CN202020544484.7U patent/CN212615871U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336116A (en) * | 2021-04-30 | 2021-09-03 | 中铁工程服务有限公司 | Universal rope guiding device |
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