CN205735444U - A kind of slip casting casement for offering injected hole to propulsion tube - Google Patents
A kind of slip casting casement for offering injected hole to propulsion tube Download PDFInfo
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- CN205735444U CN205735444U CN201620697782.3U CN201620697782U CN205735444U CN 205735444 U CN205735444 U CN 205735444U CN 201620697782 U CN201620697782 U CN 201620697782U CN 205735444 U CN205735444 U CN 205735444U
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- Prior art keywords
- casement
- slip casting
- cement
- propulsion tube
- tapering
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Abstract
A kind of slip casting casement for offering injected hole to propulsion tube, described propulsion tube includes spheroidal graphite cast-iron layer, the inner side of described spheroidal graphite cast-iron layer is provided with cement lining layer, outside is provided with the outer lining of cement, accommodating hole is offered on described cement lining layer, the locking holes connecting this accommodating hole is offered on described spheroidal graphite cast-iron layer, described slip casting casement includes the molding tapering for forming injected hole in the outer lining of described cement, connecting portion and there is externally threaded locking part, described molding tapering is embedded in the outer lining of described cement, described connecting portion is in described locking holes, described locking part is fixed on this cement lining layer medial wall through described accommodating hole is sealed.This utility model makes the outer lining of cement when coated lining to spheroidal graphite cast-iron layer lateral wall, an injected hole can be formed with the shape outside molding tapering, after the outer lining coated lining of cement is complete, just can be dismantled by slip casting casement and clean is used for next propulsion tube afterwards, easy to use and saved cost.
Description
Technical field
This utility model relates to a kind of propulsion tube, refers in particular to a kind of injected hole for offering injected hole to propulsion tube
Mould.
Background technology
Jacking construction is exactly non-excavating construction method, is a kind of excavation or the piping laying construction technology of few excavation.
Construction by pipeline jacking method is exactly the top power produced by means of jacking device in working pit, overcomes the frictional force of pipeline and surrounding soil,
Pipeline is headed in soil by the gradient of design, and the earthwork is transported.After one pipe joint completes to head into soil layer, more lower second pipe joint
Son continues jacking.Its principle is by mean of the thrust of main top oil cylinder and pipeline enclosure, and tool pipe or development machine are worn in working pit
Cross in soil layer is advanced to receive hole always and sling.After pipeline follows tool pipe or development machine closely, it is embedded between two holes.
In distance (more than 100 meters) pipeline jack-in process, it is necessary to use grouting process, thixotropic slurry set is utilized to reduce
Frictional force between tube wall and the soil body in jack-in process, and fill the soil body of loss, reduce soil deformation, sedimentation and water proof.
Thixotropic slurry is stirred by bentonite and water and forms, and match ratio is 1:8.It is stored in slurry-storing box after thixotropic slurry is agitated,
It is delivered to pipe of concrete injected hole by slip casting machine through pipeline, injects the soil body and form mud sleeve.
When slip casting, existing method is to place rubber or wooden casement, rubber or wooden casement on grout hole mostly
It is single use, the most relatively costly, and grouting effect bad.
Utility model content
This utility model provides a kind of slip casting casement for offering injected hole to propulsion tube, and its main purpose is to overcome
Prior art uses rubber or the high defect of wooden casement grouting cost.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of slip casting casement for offering injected hole to propulsion tube, described propulsion tube includes spheroidal graphite cast-iron layer, described ball
The inner side of ink cast iron layer is provided with cement lining layer, outside is provided with the outer lining of cement, and described cement lining layer offers accommodating hole,
Offering the locking holes connecting this accommodating hole on described spheroidal graphite cast-iron layer, described slip casting casement includes at described cement outer lining
Forming molding tapering, the connecting portion of injected hole in layer and have externally threaded locking part, described connecting portion is installed in described one-tenth
Between type tapering and locking part, described molding tapering is embedded in the outer lining of described cement, and described connecting portion is in described sealed
In hole, described locking part is fixed on this cement lining layer medial wall through described accommodating hole is sealed.
Further, described locking part through described accommodating hole and is connected to the pad and on described cement lining layer
The sealed connection of nut.
Further, described pad is positioned at outside described accommodating hole, and the external diameter of this pad is positioned at more than this accommodating hole
The internal diameter of the one end on described cement lining layer inwall.
Further, the upper bottom surface diameter in described molding tapering is more than its bottom surface diameter, going to the bottom of described molding tapering
Face diameter is more than the internal diameter of described locking holes upper end.
Further, the center of the upper bottom surface in described molding tapering, the bottom surface center in described molding tapering, described sealed
Upper end, hole is centrally located on same straight line, and the bottom surface in a length of described molding tapering of internal diameter of described locking holes upper end is straight
Between 2/3 to the 3/4 of electrical path length.
Further, the bottom surface diameter length in described molding tapering is the upper bottom surface diameter length in described molding tapering
Between 1/2 to 2/3.
Further, the female thread for sealed pipe plug and hose joint it is provided with in described locking holes.
Further, the diameter of described connecting portion is less than the internal diameter of described locking holes.
Further, the diameter of described locking part is less than the diameter of described connecting portion.
Further, described slip casting casement is steel slip casting casement.
Compared to the prior art, what this utility model produced has the beneficial effects that:
1, this utility model simple in construction, practical, by arranging injected hole mould outside spheroidal graphite cast-iron layer so that cement
Outer lining is when coated lining to spheroidal graphite cast-iron layer lateral wall, it is possible to form an injected hole with the shape outside molding tapering, outside cement
After lining coated lining is complete, just can be dismantled by slip casting casement and clean is used for next propulsion tube afterwards, easy to use and save
Cost.
2, in this utility model, by arranging the bottom surface diameter in molding tapering more than in described locking holes upper end
Footpath, both can play the effect of fixing slip casting casement, it is also possible to when preventing the outer lining of coated lining cement, cement flows in propulsion tube
Portion.
3, in this utility model, by arranging steel slip casting casement, owing to its surface flatness is compared to rubber and wood
Drilling Mo Genggao, therefore can improve slip casting effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 be Fig. 1 be applied to propulsion tube partly cut open schematic diagram.
Fig. 3 be propulsion tube described in Fig. 2 partly cut open schematic diagram.
Fig. 4 is that Fig. 3 partly cuts open schematic diagram equipped with flexible pipe.
Fig. 5 is that Fig. 3 partly cuts open schematic diagram equipped with pipe plug.
Detailed description of the invention
Detailed description of the invention of the present utility model is described with reference to the accompanying drawings.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.A kind of slip casting casement for offering injected hole to propulsion tube, described in push away
Inlet pipe includes spheroidal graphite cast-iron layer 1, and the inner side of described spheroidal graphite cast-iron layer 1 is provided with cement lining layer 2, outside is provided with the outer lining 3 of cement.
Offer accommodating hole 21 on described cement lining layer 2, described spheroidal graphite cast-iron layer 1 offers the locking holes connecting this accommodating hole 21
11.Described slip casting casement 4 includes for forming the molding tapering 41 of injected hole 31, connecting portion 42 in the outer lining 3 of described cement
And there is externally threaded locking part 43, described connecting portion 42 is installed between described molding tapering 41 and locking part 43, described
Molding tapering 41 is embedded in the outer lining 3 of described cement, and described connecting portion 42 is positioned at described locking holes 11, described locking part 43
It is fixed on this cement lining layer 2 medial wall through described accommodating hole 21 is sealed.By arranging injected hole outside spheroidal graphite cast-iron layer 1
Mould 4 so that the outer lining 3 of cement is when coated lining to spheroidal graphite cast-iron layer 1 lateral wall, it is possible to formed with the shape outside molding tapering 41
One injected hole 31, after outer lining 3 coated lining of cement is complete, just can be dismantled by slip casting casement 4 and clean is used for next propelling afterwards
Pipe, easy to use and saved cost.It addition, slip casting casement 4 preferably steel slip casting casement, due to its surface flatness phase
Higher with wooden casement compared with rubber, therefore can improve slip casting effect.Molding tapering 41, connecting portion 42, locking part 43 three
Can be one-body molded, it is also possible to arranging molding tapering 41 and be detachably connected on connecting portion 42, user is further according to required note
Slurry hole size changes various sizes of molding tapering.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.Locking part 43 is through described accommodating hole 21 and is connected in described cement
Pad 51 on lining is sealed with a nut 52 to be connected.Described pad 51 is positioned at outside described accommodating hole 21, and this pad 51
External diameter be positioned at the internal diameter of the one end on described cement lining layer 2 inwall more than this accommodating hole 21.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The upper bottom surface diameter in molding tapering 41 is more than its bottom surface diameter, molding
The bottom surface diameter in tapering 41 is more than the internal diameter of locking holes 11 upper end.The center of the upper bottom surface in molding tapering 41, molding tapering 41
Bottom surface center, locking holes 11 upper end be centrally located on same straight line, the internal diameter of described locking holes 11 upper end is a length of
Between 2/3 to the 3/4 of the bottom surface diameter length in molding tapering 41.The bottom surface diameter length in molding tapering 41 is molding tapering
Upper bottom surface diameter length 1/2 to 2/3 between.By arranging the bottom surface diameter in molding tapering 41 more than described locking holes 11
The internal diameter of upper end, both can play the effect of fixing slip casting casement 4, it is also possible to when preventing the outer lining 3 of coated lining cement, cement flows to
Inside propulsion tube.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.It is provided with in described locking holes 11 for sealed pipe plug 8 and hose connection
The female thread of 6.The diameter of described connecting portion 42 is less than the internal diameter of described locking holes 11.The diameter of described locking part 43 is less than institute
State the diameter of connecting portion 42.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.When using this utility model, first injected hole is set outside spheroidal graphite cast-iron layer 1
Mould 4 so that the outer lining 3 of cement is when coated lining to spheroidal graphite cast-iron layer 1 lateral wall, it is possible to formed with the shape outside molding tapering 41
One injected hole 31, after outer lining 3 coated lining of cement is complete, just being dismantled by slip casting casement 4 and cleaning to be used for next propelling
Pipe；Afterwards hose joint 6 is locked together in locking holes 11, uses flexible pipe 7 to connect hose joint 6 and grouting pump, start note
After stock pump, lubrication slurry just can be implanted sequentially flexible pipe 7, hose joint 6, injected hole 31 by grouting pump, outside final injection cement
Between lining 3 outer wall and soil layer, lubricate propulsion tube, beneficially propulsion tube construction.After making to be finished, hose joint 6 is screwed out, and
Pipe plug 8 is locked together in locking holes 11.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model be not limited thereto,
All changes utilizing this design that this utility model carries out unsubstantiality, all should belong to the row invading this utility model protection domain
For.
Claims (10)
1., for offering a slip casting casement for injected hole to propulsion tube, described propulsion tube includes spheroidal graphite cast-iron layer, and its feature exists
In: the inner side of described spheroidal graphite cast-iron layer is provided with cement lining layer, outside is provided with the outer lining of cement, and described cement lining layer is offered
Having accommodating hole, described spheroidal graphite cast-iron layer offers the locking holes connecting this accommodating hole, described slip casting casement includes in institute
Forming molding tapering, the connecting portion of injected hole and have externally threaded locking part in stating the outer lining of cement, described connecting portion fills
Being located between described molding tapering and locking part, described molding tapering is embedded in the outer lining of described cement, described connecting portion
In described locking holes, described locking part is fixed on this cement lining layer medial wall through described accommodating hole is sealed.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described sealed
Portion is through described accommodating hole and is connected to the pad on described cement lining layer and the sealed connection of a nut.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described pad
It is positioned at outside described accommodating hole, and the external diameter of this pad is positioned at the one end on described cement lining layer inwall more than this accommodating hole
Internal diameter.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described molding
The upper bottom surface diameter in tapering is more than its bottom surface diameter, and the bottom surface diameter in described molding tapering is more than described locking holes upper end
Internal diameter.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described molding
The center of the upper bottom surface in tapering, the bottom surface center in described molding tapering, that described locking holes upper end is centrally located at same is straight
On line, between 2/3 to the 3/4 of the bottom surface diameter length in a length of described molding tapering of internal diameter of described locking holes upper end.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described molding
The bottom surface diameter length in tapering is between 1/2 to the 2/3 of the upper bottom surface diameter length in described molding tapering.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described sealed
The female thread for sealed pipe plug and hose joint it is provided with in hole.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described connection
The diameter in portion is less than the internal diameter of described locking holes.
A kind of slip casting casement for offering injected hole to propulsion tube, it is characterised in that: described sealed
The diameter in portion is less than the diameter of described connecting portion.
10. a kind of slip casting casement for offering injected hole to propulsion tube, its feature as described in claim 1～9 any one
It is: described slip casting casement is steel slip casting casement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620697782.3U CN205735444U (en) | 2016-07-05 | 2016-07-05 | A kind of slip casting casement for offering injected hole to propulsion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620697782.3U CN205735444U (en) | 2016-07-05 | 2016-07-05 | A kind of slip casting casement for offering injected hole to propulsion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205735444U true CN205735444U (en) | 2016-11-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620697782.3U Active CN205735444U (en) | 2016-07-05 | 2016-07-05 | A kind of slip casting casement for offering injected hole to propulsion tube |
Country Status (1)
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| CN (1) | CN205735444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976255A (en) * | 2021-02-09 | 2021-06-18 | 苏州华昇建筑科技有限公司 | Pore-forming module, manufacturing method thereof and prefabricated part forming die with pore-forming module |
-
2016
- 2016-07-05 CN CN201620697782.3U patent/CN205735444U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976255A (en) * | 2021-02-09 | 2021-06-18 | 苏州华昇建筑科技有限公司 | Pore-forming module, manufacturing method thereof and prefabricated part forming die with pore-forming module |
| CN112976255B (en) * | 2021-02-09 | 2022-03-15 | 苏州华昇建筑科技有限公司 | Pore-forming module, manufacturing method thereof and prefabricated part forming die with pore-forming module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |