CN209163819U - A kind of working top iron of soil pressing balance pipe jacking machine - Google Patents
A kind of working top iron of soil pressing balance pipe jacking machine Download PDFInfo
- Publication number
- CN209163819U CN209163819U CN201821725632.4U CN201821725632U CN209163819U CN 209163819 U CN209163819 U CN 209163819U CN 201821725632 U CN201821725632 U CN 201821725632U CN 209163819 U CN209163819 U CN 209163819U
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- plate
- end ring
- adapter tube
- tube end
- railroad shoe
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Abstract
The utility model discloses a kind of working top iron of soil pressing balance pipe jacking machine, it utilizes more girder steels, adapter tube end ring to plate and connect jack end ring to board group be combined into top iron main body, wherein the adapter tube end ring to plate and it is described connect jack end ring to plate be all doughnut-shaped steel plate, shape is identical, place plane is parallel, one end of girder steel is connect with adapter tube end ring to the inside of plate, the other end with connect jack end ring and connect to the inside of plate, adapter tube end ring is to plate and connects jack end ring to the lower end of plate setting opening, railroad shoe end plate and railroad shoe top steel plate and railroad shoe side steel plate close to the opening both ends form railroad shoe, it is placed in below guide rail so that the position of top iron and guide rail is relatively fixed and can move along rail.Compared with prior art, the soil pressing balance pipe jacking machine of the utility model significantly mitigates top iron weight with top iron, and lifting is convenient, and rigidity is big, is unlikely to deform, and length is adjustable, effectively improves construction efficiency.
Description
Technical field
The utility model belongs to tunneling equipment field, and in particular to a kind of working top of soil pressing balance pipe jacking machine
Iron.
Background technique
Jacking construction is a kind of non-excavating construction method, is a kind of piping laying construction skill do not excavated or excavated less
Art.Construction by pipeline jacking method is exactly the top power generated in working pit by means of jacking device, overcomes the friction of pipeline and surrounding soil
Pipeline is headed into soil by the gradient of design, and the earthwork is transported by power.The completion of one section pipe heads into soil layer and then lower second
It saves pipe and continues jacking.Its principle be by means of thrusts such as main top oil cylinder and pipeline enclosure, relay wells, tool pipe or development machine from
It is advanced to always in reception hole and slings across soil layer in working pit.After pipeline follows tool pipe or development machine closely, be embedded in two holes it
Between.
Earth pressure balanced push pipe is exactly a kind of pipe jacking construction method using earth pressure balance as working principle.This method is working
When, by semi shield oil cylinder and Copying tool pan to the full building up by welding of the head front soil body, head is pushed ahead using main top equipment,
The soil that cutting is got off is got into head soil storehouse, controls soil by adjusting the revolving speed of head move speed and screw conveyor
Pressure in storehouse, the soil pressure in front of pressure and head of the pressure to balance underground water in native storehouse.
Top iron is a cushion block, effect be the thrust-neutral of every main top oil cylinder is distributed in by the nozzle of top push pipe by
On power face, to make up main top oil cylinder stroke deficiency, used when main top oil cylinder cannot be disposably in place a section jacking.
Soil pressing balance pipe jacking machine mostly uses the U-shaped top iron of opening upwards at present, and most of top iron are than cumbersome, length
Smaller, construction efficiency is low.
Summary of the invention
The utility model provides a kind of working top iron of soil pressing balance pipe jacking machine aiming at above-mentioned defect.
The technical solution of the utility model is a kind of working top iron of soil pressing balance pipe jacking machine, including more girder steels, is connect
Pipe end circumferential direction plate and jack end ring is connect to plate, wherein
Adapter tube end ring is to plate and to connect jack end ring to plate be all doughnut-shaped steel plate, and shape is identical, and plane where the two is parallel,
And the adapter tube end ring to plate and connects the internal diameter that jack end ring is slightly less than to the internal diameter of plate push up push pipe, outer diameter, which is slightly larger than, to be pushed up
The outer diameter of push pipe；
Adapter tube end ring is to plate and connects jack end ring the lower end of plate is provided with opening, adapter tube end ring to plate with connect jack
End ring is narrowed to the both ends width of the close opening of plate, and horizontally disposed as railroad shoe end plate, and opening is less than earth pressure balance push pipe
The guide rail spacing of machine, and the horizontal length of railroad shoe end plate is slightly larger than the rail width of guide rail；
Adapter tube end ring to plate and connect railroad shoe end plate from jack end ring to plate upper surface by railroad shoe top steel plate company
It connects, the side of railroad shoe end plate is connected by railroad shoe side steel plate, and is equipped with along guide rail direction on the steel plate of railroad shoe top more
A rail clip, one end of rail clip are fixedly connected on the steel plate of railroad shoe top, and the other end is buckled in the inside of the rail of guide rail
On lower flange, keeps the position for pushing up iron and guide rail relatively fixed and can be moved along rail；
One end of girder steel is connect with adapter tube end ring to the inside of plate, the other end with connect jack end ring to connecting on the inside of plate
It connects, and the spacing of girder steel is equal.
Preferably, the inner circle edge of plate is provided with adapter tube end snap ring along adapter tube end ring to the outside of plate in adapter tube end ring,
It takes over end snap ring and is protruded perpendicular to adapter tube end ring to plate plane and is arranged, the outer diameter of adapter tube end snap ring is slightly less than the internal diameter of push pipe.
Preferably, on the steel plate of railroad shoe top, close to adapter tube end ring to plate with connect jack end ring at plate, be respectively set
There is the bearing plate bars padded under rail, rail is between bearing plate bars and rail clip.
Preferably, it is connected between lower ending opening two sides, the girder steel and railroad shoe top steel plate of bottommost by floor.It is described
The plate face of floor is parallel to plane where plate with adapter tube end ring.
Preferably, the length of girder steel can be adjusted according to actual condition.
In addition, the number of girder steel can be according to the size of the sectional dimension of girder steel, the size of push pipe and required top power come really
It is fixed, preferably 3 to 25, more preferably 19.
Preferably, girder steel is I-steel.
The utility model has the following beneficial effects:
The utility model utilizes the more circumferentially spaced-apart settings of girder steel, is combined into top iron main body by both ends circumferential direction board group, significantly
Mitigate top iron weight, lifting is convenient, and rigidity is big, is unlikely to deform.In addition, the length of girder steel can be adjusted according to operating condition, so that top
The length of iron is adjustable, can be suitble to the different trips of soil pressing balance pipe jacking machine, to effectively improve construction efficiency.
Detailed description of the invention
Fig. 1 show the cross-sectional configuration schematic diagram of the top iron of the utility model.
Fig. 2 show the schematic perspective view of the top iron of the utility model.
In figure, 1. railroad shoe top steel plates, 2. railroad shoe side steel plates, 3. floors, 4. girder steels, 5. bearing plate bars, 6. adapter tubes
Snap ring is held, 7. adapter tube end ring connect jack end ring to plate, 9. rail clips, 200. rail fixing bolts, 201. spiral shells to plate, 8.
Cap, 202. nut gaskets.
Specific embodiment
The technical side of the utility model is described in detail in the utility model in order to better understand with specific example below
Case, but the utility model is not limited thereto.
Embodiment 1
The present embodiment provides a kind of working top iron of soil pressing balance pipe jacking machine comprising 19 I-steel 4, adapter tube end ring
To plate 7 and jack end ring is connect to plate 8.Adapter tube end ring to plate 7 and connect jack end ring to plate 8 be all doughnut-shaped steel plate, shape phase
Together, plane where the two is parallel, and adapter tube end ring to plate 7 with connect jack end ring and be slightly less than pushed up push pipe to the internal diameter of plate 8
Internal diameter, outer diameter are slightly larger than the outer diameter of pushed up push pipe.
Adapter tube end ring is to plate 7 and connects jack end ring the lower end of plate 8 is provided with opening, adapter tube end ring to plate 7 with connect thousand
Jin top circumferential direction plate 8 is narrowed close to the both ends width of opening, and is horizontally disposed with and is used as railroad shoe end plate.The opening is less than soil pressure
The guide rail spacing of push-bench is balanced, and the horizontal length of railroad shoe end plate is slightly larger than the rail width of guide rail.Adapter tube end ring is to plate 7
It is connected to the upper surface of the railroad shoe end plate of plate 8 by welded rails seat top steel plate 1 with jack end ring is connect, railroad shoe end plate
Side connected by welded rails seat side steel plate 2.
In addition, being equipped with multiple rail clips 9 along guide rail direction on railroad shoe top steel plate 1, rail clip 9 is that rectangle is small
Plate, one end are fixed on railroad shoe top close to the opening, by rail fixing bolt 200, nut 201 and nut gasket 202
On steel plate 1, the other end is buckled on the inside lower flange of guide rail rail far from opening.In addition, on railroad shoe top steel plate 1, it is close
Adapter tube end ring is to plate 7 and connects jack end ring to bearing plate bars 5 at plate 8, is respectively welded, and the pad of bearing plate bars 5 is in rail
Under, the rail keeps the position for pushing up iron and guide rail relatively fixed and can be along described between bearing plate bars 5 and rail clip 9
Rail is mobile.
One end of I-steel 4 welds together with adapter tube end ring to the inside of plate 7, the other end and connects jack end ring to plate
8 inside welds together, and the spacing of I-steel 4 is equal.
Further, adapter tube end is welded with to the inner circle edge of plate 7 along adapter tube end ring to the outside of plate 7 in adapter tube end ring
Snap ring 6, adapter tube end snap ring 6, which is protruded perpendicular to adapter tube end ring to 7 plane of plate, to be arranged, and the outer diameter for taking over end snap ring 6 is slightly less than top
The internal diameter of pipe.
Further, pass through between the two sides of the lower ending opening, the I-steel 4 and railroad shoe top steel plate 1 of bottommost
Two floors 3 connect, and the plate face of the floor 3 is parallel to 7 place plane of plate with adapter tube end ring.
Further, the length of I-steel 4 can be adjusted according to actual condition, and the number of I-steel 4 is according to I-steel 4
Sectional dimension, the size of the size of push pipe and required top power determines.
In jacking construction, when push pipe jack cylinder reaches range, oil cylinder is withdrawn, by the top of the utility model
Iron is hung between the push pipe and jack cylinder.The guide rail of push-bench is placed on the railroad shoe top steel plate 1 of top iron, makes rail
Between bearing plate bars 5 and rail clip 9.It is docked to plate 7 with the push pipe with the adapter tube end ring of top iron, protrudes connecing for setting
Pipe end snap ring 6 makes to push up iron and the position of push pipe is relatively fixed, will not relatively move.Then extend jack cylinder, jack with
The jack end ring that connects of top iron is docked to plate 8, and i.e. extending jack cylinder, continues jacking construction later.
The thrust-neutral of main top oil cylinder can be distributed on the nozzle stress surface of pushed up push pipe by the top iron of the utility model, and
The stroke for making up main top oil cylinder is insufficient, so that can be several times in section push pipe push-in soil.The top iron tool of the utility model simultaneously
There is the features such as rigidity is big, is unlikely to deform, light-weight, length can be processed into required length, and lifting is convenient, and construction efficiency is high.
The above embodiments of the present invention is only preferred embodiment, is not subject to any limit to the scope of the utility model
System.Those skilled in the art can understand the spirit of the utility model according to above-described embodiment, and make a variety of differences and repair
Change and changes.In the case where not departing from the spirit of the utility model, it is all this etc. modifications and variations all in the utility model
In protection scope.
Claims (7)
1. a kind of working top iron of soil pressing balance pipe jacking machine, which is characterized in that including more girder steels (4), adapter tube end ring to plate
(7) and jack end ring is connect to plate (8), wherein
The adapter tube end ring to plate (7) and it is described to connect jack end ring to plate (8) be all doughnut-shaped steel plate, shape is identical, the two institute
It is parallel in plane, and the adapter tube end ring to plate (7) and described connect jack end ring and is slightly less than pushed up push pipe to the internal diameter of plate (8)
Internal diameter, outer diameter be slightly larger than pushed up push pipe outer diameter；
The adapter tube end ring is to plate (7) and described connect jack end ring the lower end of plate (8) is provided with opening, the adapter tube end ring
It is narrowed to plate (7) and the both ends width for connecing jack end ring to plate (8) close to the opening, and horizontally disposed as track
Seat end plate, the opening is less than the guide rail spacing of the soil pressing balance pipe jacking machine, and the horizontal length of the railroad shoe end plate omits
Greater than the rail width of the guide rail；
The adapter tube end ring passes through to the upper surface of plate (7) and the railroad shoe end plate to plate (8) that connects jack end ring
The side of railroad shoe top steel plate (1) connection, the railroad shoe end plate is connected by railroad shoe side steel plate (2), and in the rail
Multiple rail clips (9) are equipped with along guide rail direction on road seat top steel plate (1), one end of the rail clip (9) is fixedly connected on
On railroad shoe top steel plate (1), the other end is buckled on the inside lower flange of the rail of the guide rail；
One end of the girder steel (4) is connect with the adapter tube end ring to the inside of plate (7), and the other end connects jack end ring with described
It is connected to the inside of plate (8), and the spacing of the girder steel (4) is equal.
2. the working top iron of soil pressing balance pipe jacking machine according to claim 1, which is characterized in that in the adapter tube end ring
To the outside of plate (7), the inner circle edge of plate (7) is provided with adapter tube end snap ring (6), adapter tube end card along the adapter tube end ring
Ring (6), which is protruded perpendicular to the adapter tube end ring to plate (7) plane, to be arranged, and the outer diameter of adapter tube end snap ring (6) is slightly less than described
The internal diameter of push pipe.
3. the working top iron of soil pressing balance pipe jacking machine according to claim 1, which is characterized in that on the railroad shoe top
On steel plate (1), to plate (7) and described connect jack end ring close to the adapter tube end ring and pad in institute to being respectively arranged at plate (8)
The bearing plate bars (5) under rail is stated, the rail is between the bearing plate bars (5) and the rail clip (9).
4. the working top iron of soil pressing balance pipe jacking machine according to claim 1, which is characterized in that in the lower ending opening
Two sides are connect between the girder steel (4) and railroad shoe top steel plate (1) of bottommost by floor (3), the plate of the floor (3)
Face is parallel to plane where plate (7) with the adapter tube end ring.
5. the working top iron of soil pressing balance pipe jacking machine according to claim 1, which is characterized in that the girder steel (4)
Number is 3 to 25.
6. the working top iron of soil pressing balance pipe jacking machine according to claim 5, which is characterized in that the girder steel (4)
Number is 19.
7. the working top iron of soil pressing balance pipe jacking machine according to any one of claim 1 to 6, which is characterized in that institute
Stating girder steel (4) is I-steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821725632.4U CN209163819U (en) | 2018-10-24 | 2018-10-24 | A kind of working top iron of soil pressing balance pipe jacking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821725632.4U CN209163819U (en) | 2018-10-24 | 2018-10-24 | A kind of working top iron of soil pressing balance pipe jacking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209163819U true CN209163819U (en) | 2019-07-26 |
Family
ID=67334906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821725632.4U Active CN209163819U (en) | 2018-10-24 | 2018-10-24 | A kind of working top iron of soil pressing balance pipe jacking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209163819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485888A (en) * | 2019-12-26 | 2020-08-04 | 中铁第六勘察设计院集团有限公司 | Prefabricated block-by-block lining tunnel system and implementation method |
| CN114876491A (en) * | 2022-04-28 | 2022-08-09 | 中国十九冶集团有限公司 | Pipe jacking construction system for large pipe gallery |
-
2018
- 2018-10-24 CN CN201821725632.4U patent/CN209163819U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485888A (en) * | 2019-12-26 | 2020-08-04 | 中铁第六勘察设计院集团有限公司 | Prefabricated block-by-block lining tunnel system and implementation method |
| CN114876491A (en) * | 2022-04-28 | 2022-08-09 | 中国十九冶集团有限公司 | Pipe jacking construction system for large pipe gallery |
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