CN209873461U - Intelligent jacking device for subway steel spring floating slab integral track bed - Google Patents
Intelligent jacking device for subway steel spring floating slab integral track bed Download PDFInfo
- Publication number
- CN209873461U CN209873461U CN201920498927.0U CN201920498927U CN209873461U CN 209873461 U CN209873461 U CN 209873461U CN 201920498927 U CN201920498927 U CN 201920498927U CN 209873461 U CN209873461 U CN 209873461U
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- Prior art keywords
- floating plate
- plate
- floating
- vibration isolation
- jacking
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- 238000007667 floating Methods 0.000 title claims abstract description 94
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 238000002955 isolation Methods 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 238000013016 damping Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a whole railway roadbed intelligence jacking device of subway steel spring floating plate relates to subway railway roadbed technical field, including jacking order data plate, shield structure section of jurisdiction, floating plate, sealing strip, track, fixation clamp, vibration isolation unit, backup pad, water drainage tank, basement, supporting shoe, downcomer, lower water cover and shear force hinge, its characterized in that: the base is fixedly arranged at the bottom in the shield segment; has the advantages that: by arranging the jacking sequence nameplates and jacking simultaneously in sequence, the plate cracking caused by insufficient or excessive jacking force in the jacking process at the expansion joint is reduced; the vibration isolation unit is arranged to generate a gap between the floating plate and the substrate, so that solid noise transmission is reduced and subway running stability is improved; set up first atress board and second atress board increase shear force lifting surface area, avoid the too big damage plate body phenomenon of shear force, be favorable to guaranteeing structure safety, improve the durability, increase of service life reduces maintenance cost.
Description
Technical Field
The utility model relates to a subway track bed technical field especially relates to a whole track bed intelligence jacking device of subway steel spring floating slab.
Background
The traditional jacking method of the subway track bed is that jacking is carried out according to row by row and is carried out in three to four times, the jacking height of each time is more than 1.2cm, the diameter of a connecting sleeve of a shear hinge is only 2mm larger than that of a shear rod, the distance between a jacking point and the shear hinge is 0.61m, in the jacking process of an oil pump, jacking is carried out within 1.2cm of the distance of 0.61m, concrete at the position of the shear hinge is cracked or directly damaged, and later-period shear hinge play of a role is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a according to the whole railway roadbed intelligence jacking device of subway steel spring floating slab who makes up jacking simultaneously in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the utility model provides a whole railway roadbed intelligence jacking device of subway steel spring floating slab, includes jacking order data plate, shield constructs section of jurisdiction, floating slab, sealing strip, track, fixation clamp, vibration isolation unit, backup pad, water drainage tank, basement, supporting shoe, downcomer, lower water cover and shear force hinge, its characterized in that: the bottom in the shield segment is fixedly provided with the substrate, the drainage groove is arranged at the middle position of the upper surface of the substrate, the floating plate is arranged above the substrate, the lower surface of the floating plate is provided with the supporting plate corresponding to the drainage groove, the sewer pipe is arranged above the supporting plate and penetrates through the floating plate, the supporting plate is provided with a through hole corresponding to the sewer pipe, the upper end cover of the sewer pipe is provided with the sewer cover which is of a net structure, the upper surface of the sewer cover is flush with the upper surface of the floating plate, the two sides of the sewer cover are provided with the rails, the rails are fixed on the supporting blocks through the fixing clamps, the supporting blocks are fixedly arranged on the upper surface of the floating plate, the vibration isolation units are arranged between the supporting blocks, and the jacking sequence nameplate is fixedly arranged on the upper surface of the floating plate corresponding to the vibration isolation units, the vibration isolation units on the floating plate are divided into three groups, namely two ends and the middle group, group numbers are marked on the jacking sequence nameplate, each vibration isolation unit comprises an outer sleeve, a spring damping inner cylinder and a height adjusting base plate above the spring damping inner cylinder, a spring is arranged in each spring damping inner cylinder, the outer sleeve is poured in the floating plate, the floating plate is supported by the vibration isolation units, gaps are formed between the shield segment and the base and the floating plate respectively, and the floating plates are connected through the shear hinges; the shear hinge comprises a connecting sleeve, a first reinforcing rib, a first stress plate, a second reinforcing rib and a shear rod, wherein the first reinforcing rib and the connecting sleeve are fixedly installed on the first stress plate respectively, the second reinforcing rib and the shear rod are fixedly installed on the second stress plate respectively, the shear rod penetrates through the second stress plate, and the shear rod is matched with the connecting sleeve.
Preferably: the number of the first reinforcing ribs and the number of the second reinforcing ribs are respectively 4.
Preferably: the sealing strip is a rubber sheet.
Preferably: one end of the connecting sleeve, which is far away from the first stress plate, is fixedly provided with a resistance disc.
Preferably: the distance between the floating plates is 3 cm.
Preferably: the length of the floating plate is 25 meters.
Preferably: the number of the vibration isolation units arranged on the floating plate is 21, the 7 vibration isolation units at one end of the floating plate are in a group I, the 7 vibration isolation units at the other end of the floating plate are in a group III, and the 7 vibration isolation units in the middle of the floating plate are in a group II.
Has the advantages that: by arranging the jacking sequence nameplates and jacking simultaneously in sequence, the plate cracking caused by insufficient or excessive jacking force in the jacking process at the expansion joint is reduced; the vibration isolation unit is arranged to generate a gap between the floating plate and the substrate, so that solid noise transmission is reduced and subway running stability is improved; the shear hinges are arranged to strengthen the connection between the floating plates, so that the shaking of the floating plates when the subway runs over is reduced; set up first atress board and second atress board increase shear force lifting surface area, avoid the too big damage plate body phenomenon of shear force, be favorable to guaranteeing structure safety, improve the durability, increase of service life reduces maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 inventive exercise.
Fig. 1 is a structural schematic view overlooking of the whole track bed intelligent jacking device of the subway steel spring floating slab.
Fig. 2 is a sectional view of a section a-a of the intelligent jacking device for the whole track bed of the subway steel spring floating slab.
Fig. 3 is a B-B section view of the intelligent jacking device for the whole track bed of the subway steel spring floating slab.
Fig. 4 is a C-C section view of the intelligent jacking device for the whole track bed of the subway steel spring floating slab.
Figure 5 is a D department's enlargements of whole railway roadbed intelligence jacking device of subway steel spring floating slab.
Fig. 6 is a schematic structural diagram of a shear hinge of the intelligent jacking device for the whole track bed of the subway steel spring floating slab.
The reference numerals are explained below:
1. jacking sequence nameplates; 3. a shield segment; 6. a floating plate; 7. a sealing strip; 8. a track; 9. a fixing clip; 10. a vibration isolation unit; 11. a support plate; 12. a water discharge tank; 13. a substrate; 14. a support block; 15. a sewer pipe; 16. a drain cover; 17. shearing and hinging; 1701. a coupling sleeve; 1702. a first reinforcing rib; 1703. a first force-bearing plate; 1704. a second force-bearing plate; 1705. a second reinforcing rib; 1706. a shear bar.
Detailed Description
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-6, a subway steel spring floating plate monolithic roadbed intelligent jacking device comprises a jacking sequence nameplate 1, a shield segment 3, a floating plate 6, a sealing strip 7, a track 8, a fixing clamp 9, a vibration isolation unit 10, a support plate 11, a drainage channel 12, a base 13, a support block 14, a sewer pipe 15, a sewer cover 16 and a shear hinge 17, and is characterized in that: a base 13 is fixedly arranged at the bottom in the shield segment 3, the base 13 is used for paving, a drainage groove 12 is arranged at the middle position of the upper surface of the base 13, the drainage groove 12 is used for draining water, a floating plate 6 is arranged above the base 13, the floating plate 6 is used for supporting, a supporting plate 11 is arranged at the position, corresponding to the drainage groove 12, of the lower surface of the floating plate 6, the supporting plate 11 is used for shielding the drainage groove 12, a sewer pipe 15 is arranged above the supporting plate 11, the sewer pipe 15 is used for draining water, the sewer pipe 15 penetrates through the floating plate 6, a through hole is arranged at the position, corresponding to the sewer pipe 15, of the supporting plate 11, a sewer cover 16 is arranged at the upper end cover of the sewer pipe 15, the sewer cover 16 is used for draining water and is convenient to clean the drainage groove 12, the sewer cover 16 is of a net-shaped structure, the upper surface of the sewer cover 16 is level with the upper surface of the floating, the vibration isolation unit 10 is arranged between the supporting blocks 14, the jacking sequence nameplates 1 are fixedly arranged on the upper surfaces of the floating plates 6 corresponding to the positions of the vibration isolation units 10, the vibration isolation units 10 on the floating plates 6 are divided into three groups, namely two ends and a middle group, group numbers are marked on the jacking sequence nameplates 1, the jacking sequence nameplates 1 are used for marking, the vibration isolation units 10 are used for shock absorption and noise reduction, the vibration isolation units 10 comprise outer sleeves, spring damping inner cylinders and height adjustment base plates above the spring damping inner cylinders, springs are arranged on the spring damping inner cylinders, the outer sleeves are poured in the floating plates 6, the floating plates 6 are supported through the vibration isolation units 10, gaps are respectively arranged between the shield segments 3 and the bases 13 and the floating plates 6, the floating plates 6 are connected through shear hinges 17, and the shear; the shear hinge 17 comprises a coupling sleeve 1701, a first reinforcing rib 1702, a first stress plate 1703, a second stress plate 1704, a second reinforcing rib 1705 and a shear bar 1706, wherein the first reinforcing rib 1702 and the coupling sleeve 1701 are fixedly arranged on the first stress plate 1703 respectively, the second reinforcing rib 1705 and the shear bar 1706 are fixedly arranged on the second stress plate 1704 respectively, the first stress plate 1703 and the second stress plate 1704 are used for increasing the stress area, the shear bar 1706 penetrates through the second stress plate 1704, and the shear bar 1706 is matched with the coupling sleeve 1701; the number of the first reinforcing ribs 1702 and the number of the second reinforcing ribs 1705 are respectively 4, and the shear hinges 17 are added to ensure the connection between the floating plates 6; the sealing strip 7 is a rubber sheet, so that the influence of the vibration of the floating plate 6 on the sealing effect of the sealing strip 7 is reduced; the end of the connecting sleeve 1701, which is far away from the first stress plate 1703, is fixedly provided with a resistance disc, and the resistance disc reinforces the fixation of the shear hinge 17; the distance between the floating plates 6 is 3cm, so that the floating plates 6 can stretch; the length of the floating plate 6 is 25 meters; the number of the vibration isolation units 10 arranged on the floating plate 6 is 21, 7 vibration isolation units 10 at one end of the floating plate 6 are in a group I, 7 vibration isolation units 10 at the other end of the floating plate 6 are in a group III, and 7 vibration isolation units 10 in the middle of the floating plate 6 are in a group II.
The working principle is as follows: jacking according to the groups in sections, jacking the vibration isolation units 10 (namely, a group I) in the range of eight meters towards two sides respectively by taking the gap between the floating plates 6 as a center line, taking the jacking height as the jacking height of the first row of vibration isolation units 6 at two sides of the gap between the floating plates 6 according to the maximum value of each jacking, sequentially decreasing the jacking height of the rest vibration isolation units 6 to 0 according to the jacking height, calculating the height of each jacking point by an interpolation method, forming a triangular form by the jacking height and the bottom line of the track bed, jacking the vibration isolation units 10 (namely, a group III) at the gap position between the floating plates 6 at the other ends of the floating plates 6 according to the method, jacking the rest vibration isolation units 10 (namely, a group II) in the middle of the floating plates 6, completing jacking operation for four times circularly, and reducing the phenomenon that the ends of the floating plates 6 are cracked and damaged in the jacking process, The structure safety is guaranteed, the durability is improved, the service life is prolonged, and the maintenance cost is reduced; in the jacking process, the spring damping inner cylinder is placed on the lower supporting plate, the outer sleeve is pushed by a special hydraulic jack to downwards compress a spring in the spring damping inner cylinder and is placed in the height adjusting base plate, so that the floating plate 6 is lifted, the stress area of the first stress plate 1703 and the stress area of the second stress plate 1704 are increased in the jacking process, the floating plate 6 is prevented from being torn, and the displacement of the floating plate 6 is limited by the shear hinge 17 in the subway running process; the vibration isolation unit 10 enables the floating plate 6 and the substrate 13 to generate a gap, so that solid noise transmission is reduced; the drainage channel 12 drains accumulated water to avoid the rail 8 from being rusted; the supporting plate 11 is used for shielding the drainage groove 12 so as to avoid silt entering the drainage groove 12 when the floating plate 6 is poured; periodically, the drain cover 16 can be opened to clean the interior of the drain tank 12.
Having shown and described the basic principles, essential features and advantages of the invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative, but rather are intended to cover various changes and modifications within the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a whole railway roadbed intelligence jacking device of subway steel spring floating slab, includes jacking order data plate, shield constructs section of jurisdiction, floating slab, sealing strip, track, fixation clamp, vibration isolation unit, backup pad, water drainage tank, basement, supporting shoe, downcomer, lower water cover and shear force hinge, its characterized in that: the bottom in the shield segment is fixedly provided with the substrate, the drainage groove is arranged at the middle position of the upper surface of the substrate, the floating plate is arranged above the substrate, the lower surface of the floating plate is provided with the supporting plate corresponding to the drainage groove, the sewer pipe is arranged above the supporting plate and penetrates through the floating plate, the supporting plate is provided with a through hole corresponding to the sewer pipe, the upper end cover of the sewer pipe is provided with the sewer cover which is of a net structure, the upper surface of the sewer cover is flush with the upper surface of the floating plate, the two sides of the sewer cover are provided with the rails, the rails are fixed on the supporting blocks through the fixing clamps, the supporting blocks are fixedly arranged on the upper surface of the floating plate, the vibration isolation units are arranged between the supporting blocks, and the jacking sequence nameplate is fixedly arranged on the upper surface of the floating plate corresponding to the vibration isolation units, the vibration isolation units on the floating plate are divided into three groups, namely two ends and the middle group, group numbers are marked on the jacking sequence nameplate, each vibration isolation unit comprises an outer sleeve, a spring damping inner cylinder and a height adjusting base plate above the spring damping inner cylinder, a spring is arranged in each spring damping inner cylinder, the outer sleeve is poured in the floating plate, the floating plate is supported by the vibration isolation units, gaps are formed between the shield segment and the base and the floating plate respectively, and the floating plates are connected through the shear hinges; the shear hinge comprises a connecting sleeve, a first reinforcing rib, a first stress plate, a second reinforcing rib and a shear rod, wherein the first reinforcing rib and the connecting sleeve are fixedly installed on the first stress plate respectively, the second reinforcing rib and the shear rod are fixedly installed on the second stress plate respectively, the shear rod penetrates through the second stress plate, and the shear rod is matched with the connecting sleeve.
2. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: the number of the first reinforcing ribs and the number of the second reinforcing ribs are respectively 4.
3. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: the sealing strip is a rubber sheet.
4. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: one end of the connecting sleeve, which is far away from the first stress plate, is fixedly provided with a resistance disc.
5. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: the distance between the floating plates is 3 cm.
6. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: the length of the floating plate is 25 meters.
7. The intelligent jacking device for the subway steel spring floating plate integral track bed according to claim 1, characterized in that: the number of the vibration isolation units arranged on the floating plate is 21, the 7 vibration isolation units at one end of the floating plate are in a group I, the 7 vibration isolation units at the other end of the floating plate are in a group III, and the 7 vibration isolation units in the middle of the floating plate are in a group II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498927.0U CN209873461U (en) | 2019-04-15 | 2019-04-15 | Intelligent jacking device for subway steel spring floating slab integral track bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498927.0U CN209873461U (en) | 2019-04-15 | 2019-04-15 | Intelligent jacking device for subway steel spring floating slab integral track bed |
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| Publication Number | Publication Date |
|---|---|
| CN209873461U true CN209873461U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920498927.0U Expired - Fee Related CN209873461U (en) | 2019-04-15 | 2019-04-15 | Intelligent jacking device for subway steel spring floating slab integral track bed |
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| Country | Link |
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| CN (1) | CN209873461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024021589A1 (en) * | 2022-07-28 | 2024-02-01 | 中铁上海工程局集团有限公司 | Long-distance floating slab ballast bed jacking apparatus |
-
2019
- 2019-04-15 CN CN201920498927.0U patent/CN209873461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024021589A1 (en) * | 2022-07-28 | 2024-02-01 | 中铁上海工程局集团有限公司 | Long-distance floating slab ballast bed jacking apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200727 Address after: 100000, Beijing, Fengtai District, Fengtai junction No. 202, room 139 Patentee after: CHINA RAILWAY ELECTRIFICATION BUREAU GROUP Co.,Ltd. Address before: No. 400, houjiaodiao village, Weixian Town, Junxian County, Hebi City, Henan Province Patentee before: Zhang Jianshe |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20210415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |