CN108166984B - Wheel set anti-drop device - Google Patents
Wheel set anti-drop device Download PDFInfo
- Publication number
- CN108166984B CN108166984B CN201810154517.4A CN201810154517A CN108166984B CN 108166984 B CN108166984 B CN 108166984B CN 201810154517 A CN201810154517 A CN 201810154517A CN 108166984 B CN108166984 B CN 108166984B
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- China
- Prior art keywords
- plate
- plate assembly
- shaft
- wheel set
- movable plate
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- 230000003068 static effect Effects 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 abstract description 13
- 238000003466 welding Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
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)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses an anti-drop device for a wheel set, which comprises a movable plate assembly, a first shaft piece, a retainer ring, cotter pins and a static plate assembly, wherein the static plate assembly is fixedly arranged on two sides of the upper part of a rail wheel frame, the movable plate assembly is connected with the static plate assembly through the first shaft piece and the retainer ring and can rotate around the first shaft piece, the maximum opening angle beta formed by the movable plate assembly and the static plate assembly is equal to the inherent angle theta of the rail wheel frame, and the end part of the movable plate assembly is propped against the static plate assembly when the movable plate assembly rotates around the first shaft piece by the angle beta; the other end of the movable plate component is provided with a fork taking point. The invention is simply modified on the basis of the existing wheel set structure, only one wheel set anti-drop device is symmetrically arranged on two sides of the rail wheel set, and the wheel set can be used as a special fork taking point of a fork of a forklift in field installation, so that the wheel set is safe and convenient to use, and the potential safety hazard in field installation of the wheel set is eliminated to the greatest extent.
Description
Technical Field
The invention relates to an anti-drop device, and belongs to the technical field of shield machines.
Background
The shield machine wheel set is generally composed of a supporting base 6, a rail wheel frame 7, a rail wheel 10, shaft members and the like (as shown in fig. 3), the rail wheel 10 is installed on the rail wheel frame 7 through a second shaft member 8, then the rail wheel 10 is installed with the supporting base 6 through a third shaft member 9, the rail wheel 10 flexibly rotates around the second shaft member 8, the rail wheel 10, the rail wheel frame 7 and the like form the wheel set through the third shaft member 9 and the supporting base 6 and the like, and the rail wheel 10, the rail wheel frame 7 and the like flexibly swing around the third shaft member 9. The wheel set is limited by space and conditions when being installed on site, the wheel set can be lifted only by virtue of a forklift, and the supporting base 6 is large in eccentricity and has flexible relative movement between the components of the wheel set, so that the whole wheel set is extremely unstable in centering, and the wheel set does not have special forking points, so that the balance is required to be mastered in an auxiliary manner by virtue of a plurality of workers when the forklift lifts the wheel set, and the wheel set is dangerous to a short and narrow working space on site.
Disclosure of Invention
The invention aims to solve the technical problem of providing a wheel set anti-falling device aiming at the defects existing in the prior art.
In order to solve the technical problem, the invention provides an anti-drop device for a wheel set, which comprises a movable plate component, a first shaft piece, a retainer ring, cotter pins and a static plate component, wherein the static plate component is fixedly arranged on two sides of the upper part of a rail wheel frame, the movable plate component is connected with the static plate component through the first shaft piece and the retainer ring and can rotate around the first shaft piece, the maximum opening angle beta formed by the movable plate component and the static plate component is equal to the inherent angle theta of the rail wheel frame, and the end part of the movable plate component is propped against the static plate component when the movable plate component rotates around the first shaft piece by the angle beta; the other end of the movable plate component is provided with a fork taking point.
The movable plate assembly comprises a first plate, a second plate, a third plate, a fourth plate and a first shaft sleeve, wherein the first plate, the second plate, the third plate and the fourth plate are all of a flat plate structure; the first shaft sleeve is made of thick-wall steel pipes, the outer diameter of the first shaft sleeve is consistent with the width of the fourth plate, the inner diameter of the first shaft sleeve is 0.5-1 mm larger than the diameter of the first shaft, the two fourth plates are welded on the first plate, the second plate and the two fourth plates are welded into a whole, and a rectangular space is formed in the middle of the second shaft sleeve and is a fork taking point; the two first shaft sleeves are symmetrically welded on the first plate; a steel sheet with the thickness of 1-2 mm is arranged between the first shaft sleeve and the first plate.
The static plate assembly comprises a fifth plate and a second sleeve, the fifth plate is of a flat plate structure, and the width of the fifth plate is slightly shorter than the maximum distance between the frame plates at the two ends of the rail wheel frame; the second shaft sleeve and the first shaft sleeve are made of thick-wall steel pipes with the same specification, and the two second shaft sleeves are symmetrically welded on the fifth plate; a steel sheet with the thickness of 1-2 mm is arranged between the second sleeve and the fifth plate.
The movable plate component and the static plate component are positioned through cotter pins.
The beneficial effects are that: the invention is simply modified on the basis of the existing wheel set structure, only one wheel set anti-drop device is symmetrically arranged on two sides of the rail wheel set, and the wheel set can be used as a special fork taking point of a fork of a forklift in field installation, so that the wheel set is safe and convenient to use, and the potential safety hazard in field installation of the wheel set is eliminated to the greatest extent.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic view of the direction A of FIG. 1 according to the present invention;
FIG. 3 is a schematic illustration of the forward direction of the installation of the present invention;
FIG. 4 is a schematic side view of the installation of the present invention;
FIG. 5 is a schematic diagram of the forward direction of the working condition of the present invention.
In the figure: the movable plate assembly, the first plate, the first shaft sleeve, the first plate, the third plate, the fourth plate, the second plate, the fork taking point, the first shaft, the retainer ring, the split pin, the static plate assembly, the fifth plate, the second shaft sleeve, the support base, the 7-rail wheel frame, the second shaft, the third shaft and the rail wheel.
In the figure:
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic front view of the structure of the present invention.
Fig. 2 is a schematic view of the invention in the direction a of fig. 1.
The invention provides a wheel set anti-falling device which comprises a movable plate assembly 1, a first shaft element 2, a retainer ring 3, cotter pins 4 and a static plate assembly 5.
The movable plate assembly 1 comprises a first plate 11, a second plate 15, a third plate 13, a fourth plate 14 and a first shaft sleeve 12, wherein the first plate 11, the second plate 15, the third plate 13 and the fourth plate 14 are all in a flat plate structure; the first sleeve 12 is made of thick-walled steel pipe, and has an outer diameter identical to the width of the fourth plate 14 and an inner diameter 0.5 to 1mm larger than the diameter of the first shaft, thereby ensuring a proper movement gap; the two fourth plates 14 are welded on the first plate 11, the second plate 15 and the two fourth plates 14 are welded into a whole, and a rectangular space is formed in the middle and is a fork taking point 16; two first shaft sleeves 12 are symmetrically welded on the first plate 11; a steel sheet with the thickness of 1-2 mm is arranged between the first shaft sleeve 2 and the first plate 11.
The static plate assembly 5 comprises a fifth plate 51 and a second sleeve 52, wherein the fifth plate 51 is of a flat plate structure, and the width of the fifth plate is slightly shorter than the maximum distance between the frame plates at the two ends of the rail wheel frame 7 so as to leave a proper welding seam space; the second shaft sleeve 52 and the first shaft sleeve 12 are made of thick-wall steel pipes with the same specification, and the two second shaft sleeves 52 are symmetrically welded on the fifth plate 51; a steel sheet 1-2 mm thick is provided between the second sleeve 52 and the fifth plate 51.
The movable plate assembly 1 and the static plate assembly 5 are positioned by the cotter pin 4, so that the movable plate assembly 1 can flexibly rotate around the first shaft element 2.
The first shaft element 2, the check ring 3 and the cotter pin 4 are common shaft, check ring and cotter pin parts.
FIG. 3 is a schematic diagram of the forward direction of the installation operation of the present invention.
FIG. 4 is a schematic side view of the installation of the present invention.
The static plate assembly 5 is fixedly arranged on two sides of the upper part of the rail wheel frame 7, and the movable plate assembly 1 is connected with the static plate assembly 5 through the first shaft element 2 and the check ring 3 and can rotate around the first shaft element 2.
The maximum opening angle beta formed by the movable plate assembly 1 and the static plate assembly 5 is equal to the inherent angle theta of the rail wheel frame 7, and the end part of the movable plate assembly 1 abuts against the static plate assembly 5 when the movable plate assembly 1 rotates around the first shaft element 2 by the angle beta.
The installation method of the invention comprises the following steps:
Based on the first plate 11, two fourth plates 14 are firmly welded on the first plate 11 respectively, then the second plate 15 and the two fourth plates 14 are welded into a whole, and a rectangular space formed in the middle is used as a fork taking point 16; the two first shaft sleeves 12 are symmetrically welded on the first plate 11, and the first shaft 2 can be used for stringing the two first shaft sleeves together during welding so as to ensure that the two first shaft sleeves are coaxial after welding, and meanwhile, special attention should be paid to the fact that a steel sheet with a proper size and a thickness of 1-2 mm is filled between the first shaft sleeves 12 and the first plate 11 before welding; the two second sleeves 52 are symmetrically welded on the fifth plate 51, and the first shaft 2 can be used for stringing the two sleeves together during welding so as to ensure that the two sleeves are coaxial after welding, and meanwhile, special attention should be paid to a moderate-sized steel sheet with the thickness of 1-2 mm between the second sleeves 52 and the fifth plate 51 before welding so as to facilitate flexible movement of the movable plate assembly 1 and the static plate assembly 5 after installation; when the third plate 13 is welded to the first plate 11, it should be ensured that the maximum opening angle β formed by the third plate 13 and the fifth plate 51 after welding is equal to the angle θ inherent to the rail frame 7.
FIG. 5 is a schematic diagram illustrating the forward direction of the working conditions of the present invention.
When the movable plate assembly is used, the two movable plate assemblies 1 are respectively lifted, the third plate 13 on the movable plate assembly 1 is propped against the fifth plate 51 of the static plate assembly 5, and the fork penetrates into the fork taking point 16 on the movable plate assembly 1 respectively, so that the wheel set installation is conveniently completed; after the wheel set is installed, the fork is pulled out, the movable plate assembly 1 is restored to the original position, and the rail wheel frame 7 is protected.
The invention is simply modified on the basis of the existing wheel set structure, only one wheel set anti-drop device is symmetrically arranged on two sides of the rail wheel set, and the wheel set can be used as a special fork taking point of a fork of a forklift in field installation, so that the wheel set is safe and convenient to use, and the potential safety hazard in field installation of the wheel set is eliminated to the greatest extent.
The above-described embodiments of the invention are intended to be examples only, and not to be limiting, and all changes that come within the scope of the invention or equivalents thereto are intended to be embraced thereby.
Claims (3)
1. The utility model provides a wheel pair anti-drop device which characterized in that: the movable plate assembly (1) is connected with the fixed plate assembly (5) through the first shaft (2) and the retainer ring (3), and can rotate around the first shaft (2), the maximum opening angle beta formed by the movable plate assembly (1) and the fixed plate assembly (5) is equal to the inherent angle theta of the rail wheel frame (7), and the end part of the movable plate assembly (1) is propped against the fixed plate assembly (5) when the movable plate assembly (1) rotates around the first shaft (2) by an angle beta; the other end of the movable plate component (1) is provided with a fork taking point (16);
The movable plate assembly (1) comprises a first plate (11), a second plate (15), a third plate (13), a fourth plate (14) and a first shaft sleeve (12), wherein the first plate (11), the second plate (15), the third plate (13) and the fourth plate (14) are all of a flat plate structure; the first shaft sleeve (12) is made of thick-wall steel pipes, the outer diameter of the first shaft sleeve is consistent with the width of the fourth plates (14), the inner diameter of the first shaft sleeve is 0.5-1 mm larger than the diameter of the first shaft, the two fourth plates (14) are welded on the first plates (11), the second plates (15) and the two fourth plates (14) are welded into a whole, and a rectangular space is formed in the middle of the second shaft sleeve and is a fork taking point (16); the two first shaft sleeves (12) are symmetrically welded on the first plate (11); a steel sheet with the thickness of 1-2 mm is arranged between the first shaft sleeve (2) and the first plate (11).
2. The wheel set anti-drop device of claim 1, wherein: the static plate assembly (5) comprises a fifth plate (51) and a second shaft sleeve (52), the fifth plate (51) is of a flat plate structure, and the width of the fifth plate is slightly shorter than the maximum distance between the frame plates at the two ends of the rail wheel frame (7); the second shaft sleeve (52) and the first shaft sleeve (12) are made of thick-wall steel pipes with the same specification, and the two second shaft sleeves (52) are symmetrically welded on the fifth plate (51); a steel sheet with the thickness of 1-2 mm is arranged between the second sleeve (52) and the fifth plate (51).
3. The wheel set anti-drop device according to claim 1 or 2, characterized in that: the movable plate assembly (1) and the static plate assembly (5) are positioned through cotter pins (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154517.4A CN108166984B (en) | 2018-02-23 | 2018-02-23 | Wheel set anti-drop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154517.4A CN108166984B (en) | 2018-02-23 | 2018-02-23 | Wheel set anti-drop device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108166984A CN108166984A (en) | 2018-06-15 |
| CN108166984B true CN108166984B (en) | 2024-05-10 |
Family
ID=62511559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810154517.4A Active CN108166984B (en) | 2018-02-23 | 2018-02-23 | Wheel set anti-drop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108166984B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5096334A (en) * | 1990-09-28 | 1992-03-17 | Plank Michael J | Shoring shield |
| WO2008086947A1 (en) * | 2007-01-19 | 2008-07-24 | Bucyrus Dbt Europe Gmbh | Shield-type support frame for the mining industry and guide rod and horizontal runner thereof |
| CN101758831A (en) * | 2008-11-28 | 2010-06-30 | 天润曲轴股份有限公司 | Rail operation load bearing vehicle |
| CN207944941U (en) * | 2018-02-23 | 2018-10-09 | 济南中铁重工轨道装备有限公司 | It is a kind of to take turns to anti-drop device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009026135A1 (en) * | 2009-07-08 | 2011-01-13 | Bucyrus Europe Gmbh | Shield for shield removal and process for its production |
-
2018
- 2018-02-23 CN CN201810154517.4A patent/CN108166984B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5096334A (en) * | 1990-09-28 | 1992-03-17 | Plank Michael J | Shoring shield |
| US5096334B1 (en) * | 1990-09-28 | 1998-07-14 | Speed Shore Corp | Shoring shield |
| WO2008086947A1 (en) * | 2007-01-19 | 2008-07-24 | Bucyrus Dbt Europe Gmbh | Shield-type support frame for the mining industry and guide rod and horizontal runner thereof |
| CN101758831A (en) * | 2008-11-28 | 2010-06-30 | 天润曲轴股份有限公司 | Rail operation load bearing vehicle |
| CN207944941U (en) * | 2018-02-23 | 2018-10-09 | 济南中铁重工轨道装备有限公司 | It is a kind of to take turns to anti-drop device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108166984A (en) | 2018-06-15 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231221 Address after: No. 12798 Airport Road, Licheng District, Jinan City, Shandong Province, 250100 Applicant after: Jinan Heavy Industry Group Co.,Ltd. Address before: 250100 1-101, building 33, No. 12798, Jichang Road, Licheng District, Jinan City, Shandong Province Applicant before: JINAN CHINA RAILWAY HEAVY INDUSTRY TRACK EQUIPMENT CO.,LTD. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |