CN204004781U - A kind of desert, mud geology push pipe use rigidity pullover - Google Patents
A kind of desert, mud geology push pipe use rigidity pullover Download PDFInfo
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- CN204004781U CN204004781U CN201420458168.2U CN201420458168U CN204004781U CN 204004781 U CN204004781 U CN 204004781U CN 201420458168 U CN201420458168 U CN 201420458168U CN 204004781 U CN204004781 U CN 204004781U
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- peripheral cylinder
- pullover
- mud
- reserved area
- demarcation strip
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Abstract
A kind of desert, mud geology push pipe use rigidity pullover, belong to soft earth pipe jacking construction technique field.Rigidity is pullover to be characterised in that: comprise peripheral cylinder (9) and the polylith demarcation strip isometric with peripheral cylinder, the inner chamber of peripheral cylinder (9) is divided into three layers of upper, middle and lowers by demarcation strip, and divide equidistantly point three parts by middle lower floor by left and right, upper strata etc., be respectively reserved area, half reserved area from top to bottom and hollow out district.Method of construction is that upper strata is not cleared up, and makes sandy soil or mud naturally dirty by after pullover rigidity complete jacking sandy soil or mud, and Wa Zhi neutral position, middle level stops; Lower floor all hollows out.The utility model adopts the special pullover first joint cannula tip that is placed in, and changes tradition and first digs rear top technique, adopts excavation technology after new jacking.Improve operability and Security in this type of soil property push pipe process, simple and effective.
Description
Technical field
A kind of desert, mud geology push pipe use rigidity pullover, belong to soft earth pipe jacking construction technique field.
Background technique
Under the geological conditions such as desert region, Inner Mongol, ALONG COASTAL FUJIAN beach location, because soil property is soft or the desert region grains of sand are inviscid, in this type of location jacking construction process, easily cause danger.Traditional jacking construction adopts first to excavate and heads into afterwards the fixing construction process of push pipe, in mining process, be very easily subject at gravity effect constantly dirty because of mud, the grains of sand etc., cause the top of excavating innerland to cause landslide, form the harm such as cavity, to such an extent as to cause through section road, railway pavement depression problem.Produce various constructions danger and increase difficulty of construction and construction amount.
In traditional method of construction, have a kind of top drawknot to close arrangement and method for construction, this mode is applicable to wide-aperture soft soil construction, and work progress is comparatively complicated, and workload adds large equipment and changes large, poor to the adaptive capacity of varying environment.Also has a kind of scheme that adds the steel blade of grid arrangement at sleeve pipe front end, its object is to reduce the resistance in jacking construction process, in any case also cannot realize disposable passing through but this scheme reduces resistance, still keep away unavoidably in the time excavating to first joint sleeve port, because mud, the mobile head causing of the grains of sand save the landslide before sleeve pipe.In fact do not solve sand, the mobile problem of soil, cannot ensure construction safety.
Model utility content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of desert husky, that soil is mobile, mud geology push pipe avoided to use rigidity pullover.
The utility model solves the technological scheme that its technical problem adopts: this desert, mud geology push pipe are pullover by rigidity, it is characterized in that: comprise peripheral cylinder and the polylith demarcation strip isometric with peripheral cylinder, peripheral cylinder adapts and is socketed on the rigid cylinder outside sleeve pipe for internal diameter and sleeve pipe external diameter, a jiao of demarcation strip be provided with card interface and with sleeve pipe clamping; Demarcation strip horizontal welding is connected on peripheral cylinder inwall, and the inner chamber of peripheral cylinder is divided into upper, middle and lower-ranking; The upper strata of peripheral tube inner chamber is reserved area, in reserved area sandy soil or mud do not excavate, naturally dirty, the Wei Ban reserved area, middle level of peripheral tube inner chamber, in half reserved area, sandy soil or mud excavation place 1/2 ~ 3/4 are rear naturally dirty, the lower floor of peripheral tube inner chamber is for hollowing out district, hollows out in district sandy soil or mud and all digs out.
The pullover push pipe digging technology that is applied to of rigidity of the present utility model, realize and traditional first excavating headed into the fixing construction process of push pipe afterwards change into and first head into the construction process of excavating after push pipe, head in the process of desert, mud the subregion by self working area at push pipe, soft easy landslide earth to be excavated is divided into zones of different, can excavates scheme according to the viscosity of earth or flowing state adjustment.
Described reserved area is divided into the first reserved area and the second reserved area by upper longitudinal divider left and right, half described reserved area is equidistantly divided into the first half reserved areas, the second half reserved area and the 3 half reserved areas by two lower longitudinal dividers, and the described district that hollows out is equidistantly divided into first by two lower longitudinal dividers and hollows out district, second and hollow out district and the 3rd and hollow out district.
Soft earth to be excavated is equidistantly divided in the vertical three sections by the utility model, because entirety is tubular structure, be positioned at the volume minimum that three of bottom hollow out district, the poorest ectocine minimum that is simultaneously subject to of the ability of flowing automatically when excavation, after hollowing out, can not cause the larger soft earth in the pullover front of rigidity spontaneous mobile yet, and the amount of digging out earth can be determined according to actual conditions in three and half reserved areas at middle part, do not produce spontaneous flowing with the pullover front of rigidity and be as the criterion.Two reserved areas on top, hollow out top, district owing to approaching, and are very easy to spontaneous mobile formation cavity.The utility model utilizes the pullover subregion of rigidity to increase flow resistance, avoids spontaneous mobile excessive, ensures construction safety.
Described peripheral cylinder with the fixing fixing edge of sleeve pipe on have multiple fixed holes that are equally spaced.The effect of fixed hole is to utilize bolt or other dismountable devices to fix with sleeve pipe pullover rigidity, has both ensured that the pullover installation of rigidity is firm, can in different engineerings, reuse again.
The length of described peripheral cylinder is 0.8m ~ 1.5m, and the wall thickness of peripheral cylinder and demarcation strip is 10 mm ~ 18mm.The length of peripheral cylinder determines each degree of depth that heads in jacking construction process.And viscosity or flowing state that the key factor that determines peripheral tube length degree is earth, soil property is softer, the length of the better peripheral cylinder of flow state is larger.But in the time that the length of peripheral cylinder is 0.8m, viscosity or the flowing state of earth are more firm, can adopt traditional first excavating to head into afterwards the fixing form of construction work of push pipe; In the time that the length of peripheral cylinder is greater than 1.5m, larger owing to heading into the degree of depth, the actual excavation process in each excavating area in mining process is required great effort, and can think efficiency of construction by shadow.So the length of peripheral cylinder is determined the best at 0.8m ~ 1.5m.The wall thickness of the peripheral cylinder of the utility model design and demarcation strip adapts to the external pressure environment of the flowing state formation of the soft earth of desert, mud state, ensures construction safety and heads into efficiency.
Welding manner between described peripheral cylinder and demarcation strip and between each demarcation strip is fillet welding, and the weld bead height of fillet welding is 6mm.
The described forward position of peripheral cylinder and the thickness attenuation gradually in the forward position of demarcation strip.The thickness in the forward position of peripheral cylinder and the forward position of demarcation strip gradually attenuation forms blade structure, lighter in the time heading into.
in step 1, saving sleeve pipe front end at head adds with the pullover fixed hole position of above-mentioned rigidity and puts and the corresponding fixed hole of quantity around circumferencial direction; To between pullover rigidity and sleeve pipe, fix with screw rod.Assembling for convenience detach, is convenient to recycling.After push pipe completes, take out first joint sleeve pipe, can continue on for next place's jacking construction.
Compared with prior art, a kind of desert of the present utility model, mud geology push pipe with pullover the had beneficial effect of rigidity are: the utility model adopts the special pullover head joint cannula tip that is placed in, change tradition and first dig rear top technique, adopt excavation technology after new jacking.Improve operability and Security in this type of soil property push pipe process, simple and effective.The inner chamber of peripheral cylinder is divided into three layers of upper, middle and lowers by the utility model, and upper strata is divided into two-part, middle lower floor is all divided into two-part, instead of other separation mode, object is to control the openings of sizes in each district, thereby the spontaneous flow resistance according to the soft earth of mobility control in rigidity is pullover, improves operability and Security in this type of soil property push pipe process.The pullover push pipe digging technology that is applied to of rigidity of the present utility model, realize and traditional first excavating headed into the fixing construction process of push pipe afterwards change into and first head into the construction process of excavating after push pipe, head in the process of desert, mud the subregion by self working area at push pipe, soft easy landslide earth to be excavated is divided into zones of different, can excavates scheme according to the viscosity of earth or flowing state adjustment.
Brief description of the drawings
Fig. 1 is a kind of desert of the present utility model, the pullover structural representation of mud geology push pipe rigidity.
Fig. 2 is the schematic diagram after reinforced concrete sleeve assembling desert, mud geology push pipe use rigidity pullover.
Fig. 3 is the longitudinal section schematic diagram of reinforced concrete sleeve.
Fig. 4 be reinforced concrete sleeve and desert, mud geology push pipe rigidity pullover between the schematic diagram of fixed component.
Wherein: 1, the first reserved area 2, the second reserved area 3, the first half reserved areas 4, the 5, the 3 half reserved area 6, the second half reserved areas, first hollow out district 7, second and hollow out district 8, the 3rd and hollow out district 9, peripheral cylinder 10, horizontal splitter plate 11, upper longitudinal divider 12, lower longitudinal divider 13, sleeve pipe 14, fixing bolt.
Embodiment
Fig. 1 is most preferred embodiment of the present utility model, is described further below in conjunction with 1 ~ 4 pair of the utility model of accompanying drawing.
With reference to accompanying drawing 1: a kind of desert of the present utility model, mud geology push pipe are pullover by rigidity, comprise peripheral cylinder 9 and the polylith demarcation strip isometric with peripheral cylinder, peripheral cylinder 9 is the rigid cylinder adapting with sleeve pipe 13 external diameters, with reference to accompanying drawing 2 ~ 4: peripheral cylinder 9 with the fixing fixing edge of sleeve pipe 13 on have multiple fixed holes that are equally spaced, and by bolt, both are fixed.With reference to accompanying drawing 1, 2: demarcation strip comprises horizontal splitter plate 10, upper longitudinal divider 11 and lower longitudinal divider 12, upper and lower two demarcation strip 10 horizontal weldings are connected on peripheral cylinder 9 inwalls, the inner chamber of peripheral cylinder 9 is divided into three layers of upper, middle and lowers, upper longitudinal divider 11 is longitudinally welded on upper strata, left and right, upper strata is divided into the first reserved area 1 and the second reserved area 2, it is lower two-layer during lower longitudinal divider 12 is longitudinally welded on, middle level is divided into the first half reserved areas 3, the second half reserved areas 4, the 3 half reserved area 5, lower floor is divided into first and hollows out district 6, second hollows out district 7, the 3rd hollows out district 8.With reference to accompanying drawing 3: one jiao of demarcation strip is provided with card interface and sleeve pipe 13 clampings, the length of peripheral cylinder 9 and each demarcation strip is 0.8m ~ 1.5m, the thickness attenuation gradually in the forward position of peripheral cylinder 9 and the forward position of demarcation strip, and this is pullover is more prone in the time burying.The wall thickness of peripheral cylinder 9 and demarcation strip is 10 mm ~ 18mm.Welding manner between peripheral cylinder 9 and demarcation strip and between each demarcation strip is fillet welding, and the weld bead height of fillet welding is 6mm.Can ensure the firm welding degree between peripheral cylinder 9 and demarcation strip or between each demarcation strip.
Concrete using method is:
1) be socketed and utilize fixing bolt 14 to be fixed at fixed hole place in sleeve pipe 13 front ends on above-mentioned rigid sleeve headgear; Pipe jacking equipment and device measure ready after, head is saved to sleeve pipe and is positioned on the guide rail setting;
2) start push-bench jacking, by after pullover rigidity complete jacking sandy soil or mud, workmen enters in sleeve pipe 13, and sandy soil or mud in firm pullover each subregion are cleared up;
3) in scale removal process, to not clearing up in the first reserved area 1 and the second reserved area 2, make sandy soil or mud naturally dirty, reserved area 5 is interior the first half reserved areas 3, middle part, the second half reserved areas the 4 and the 3 half digs to neutral position and stops along jacking direction; Hollow out district 7, the 3rd and hollow out district 8 and all hollow out and bottom first hollows out district 6, second;
4) sandy soil that excavate out, mud are transported after sleeve pipe 13, put into trailing spigot 13 jacking again, repeating step 2 and step 3, until passed through.
The present embodiment is applicable to the stronger working environment of fluid ability in desert, mud geology, and pullover the breaking ground of rigidity is more prone to, and outside pressure is larger, and sandy soil or mud cleaning are convenient.Increase length and wall thickness, can strengthen the pullover anti-pressure ability of rigidity, can add single construction amount, efficiency is higher.In real work, can come adjustment equipment and arrangement and method for construction in conjunction with adjusting rule of the present utility model according to the actual flow ability of sandy soil or mud.
The above, it is only preferred embodiment of the present utility model, be not the restriction of the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (6)
1. a desert, mud geology push pipe use rigidity pullover, it is characterized in that: comprise peripheral cylinder (9) and the polylith demarcation strip isometric with peripheral cylinder, peripheral cylinder (9) adapts and is socketed on sleeve pipe (13) rigid cylinder outward for internal diameter and sleeve pipe (13) external diameter, a jiao of demarcation strip be provided with card interface and with sleeve pipe (13) clamping; Demarcation strip horizontal welding is connected on peripheral cylinder (9) inwall, and the inner chamber of peripheral cylinder (9) is divided into upper, middle and lower-ranking; The upper strata of peripheral cylinder (9) inner chamber is reserved area, in reserved area sandy soil or mud do not excavate, naturally dirty, the Wei Ban reserved area, middle level of peripheral cylinder (9) inner chamber, in half reserved area, sandy soil or mud excavation place 1/2 ~ 3/4 are rear naturally dirty, the lower floor of peripheral cylinder (9) inner chamber is for hollowing out district, hollows out in district sandy soil or mud and all digs out.
2. a kind of desert according to claim 1, mud geology push pipe use rigidity pullover, it is characterized in that: described reserved area is divided into the first reserved area (1) and the second reserved area (2) by upper longitudinal divider (11) left and right, half described reserved area is equidistantly divided into the first half reserved areas (3), the second half reserved area (4) and the 3 half reserved areas (5) by two lower longitudinal dividers (12), and the described district that hollows out is equidistantly divided into first by two lower longitudinal dividers (12) and hollows out district (6), second and hollow out district (7) and the 3rd and hollow out district (8).
3. a kind of desert according to claim 1, mud geology push pipe are pullover by rigidity, it is characterized in that: described peripheral cylinder (9) with the fixing fixing edge of sleeve pipe (13) on have multiple fixed holes that are equally spaced.
4. a kind of desert according to claim 1, mud geology push pipe use rigidity pullover, it is characterized in that: the length of described peripheral cylinder (9) is 0.8m ~ 1.5m, and the wall thickness of peripheral cylinder (9) and demarcation strip is 10 mm ~ 18mm.
5. a kind of desert according to claim 1, mud geology push pipe use rigidity pullover, it is characterized in that: the welding manner between described peripheral cylinder (9) and demarcation strip and between each demarcation strip is fillet welding, and the weld bead height of fillet welding is 6mm.
6. a kind of desert according to claim 1, mud geology push pipe use rigidity pullover, it is characterized in that: the described peripheral cylinder forward position of (9) and the thickness attenuation gradually in the forward position of demarcation strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420458168.2U CN204004781U (en) | 2014-08-14 | 2014-08-14 | A kind of desert, mud geology push pipe use rigidity pullover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420458168.2U CN204004781U (en) | 2014-08-14 | 2014-08-14 | A kind of desert, mud geology push pipe use rigidity pullover |
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| Publication Number | Publication Date |
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| CN204004781U true CN204004781U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420458168.2U Withdrawn - After Issue CN204004781U (en) | 2014-08-14 | 2014-08-14 | A kind of desert, mud geology push pipe use rigidity pullover |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154326A (en) * | 2014-08-14 | 2014-11-19 | 中石化第十建设有限公司 | Rigid sleeve head for desert and silt geology jacking pipe and jacking pipe construction method thereof |
| CN108487908A (en) * | 2018-03-01 | 2018-09-04 | 中铁六局集团有限公司 | A kind of basil device and its construction method of the shoveling of jacking construction auxiliary |
-
2014
- 2014-08-14 CN CN201420458168.2U patent/CN204004781U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154326A (en) * | 2014-08-14 | 2014-11-19 | 中石化第十建设有限公司 | Rigid sleeve head for desert and silt geology jacking pipe and jacking pipe construction method thereof |
| CN108487908A (en) * | 2018-03-01 | 2018-09-04 | 中铁六局集团有限公司 | A kind of basil device and its construction method of the shoveling of jacking construction auxiliary |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160427 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |