CN115492139A - Road soil layer reinforcing device and method - Google Patents
Road soil layer reinforcing device and method Download PDFInfo
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- CN115492139A CN115492139A CN202211462786.XA CN202211462786A CN115492139A CN 115492139 A CN115492139 A CN 115492139A CN 202211462786 A CN202211462786 A CN 202211462786A CN 115492139 A CN115492139 A CN 115492139A
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- rotating rod
- pile body
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the related field of slope stabilizing devices, in particular to a road soil layer reinforcing device and a reinforcing method. After the internal pressing rotating rod is pressed, the supporting plate can be driven to reversely translate along the oblique sliding groove direction, so that the supporting plate is reversely inserted into the soil layer, and the first external supporting block and the second external supporting block can be driven to protrude out of the pile body and be inserted into the soil layer, so that the pile body and the soil layer are reinforced.
Description
Technical Field
The invention relates to the field related to slope stabilizing devices, in particular to a road soil layer reinforcing device and a road soil layer reinforcing method.
Background
The side slope refers to a slope surface with a certain slope which is formed on two sides of the roadbed to ensure the stability of the roadbed. The rock strata of a plurality of slopes are soft or loose in texture, and need to be reinforced through a series of reinforcing methods to ensure the stability of the slopes. The existing reinforcing modes are various, such as plastering and hammering treatment, grouting, pointing, cement soil slope protection, guniting or concrete spraying protection, plant protection and the like.
The invention patent with the national publication number of CN112177017B discloses an environment-friendly road engineering slope reinforcement construction method, which comprises a rock-soil slope, a top block and a reinforcing layer, wherein the top block is fixedly connected to the top of one side of the rock-soil slope, the reinforcing layer is fixedly connected to one end of the rock-soil slope, the top block is connected to the upper part of the reinforcing layer in a penetrating manner, a protective table is fixedly connected to the lower part of the reinforcing layer, a cavity pipe is embedded and connected into one side of the rock-soil slope, a device rod capable of translating along the length direction of the cavity pipe is arranged in the cavity pipe, a movable sharp plate and a connecting plate are further arranged at one end of the cavity pipe inserted into the soil layer, and a stabilizing column perpendicular to the length direction of the cavity pipe is further fixedly connected to the cavity pipe. Because the cavity pipe is in being convenient for follow closely the soil layer, it corresponds the end sharper, thereby lead to the cavity pipe this end nail go into the soil layer after, it is relatively poor along its length direction's reverse tensile properties, the soil layer is counter deviate from easily, so it is through in with the soil layer back of nailing of cavity pipe, the length direction along the cavity pipe is applyed the inside pressure of orientation cavity pipe to the device pole, in order to install the pole impress the cavity intraductally, and it is inclining towards the outer opposite direction motion of soil layer to drive the activity sharp board, and drive the connecting plate and stretch out the cavity pipe, thereby strengthen the tensile properties of cavity pipe. Secondly, it stabilizes the rock slope and cavity pipe through the stabilization column.
However, according to the disclosure, it is not known how to press the device rod into the hollow tube, and then to move the movable sharp plate and the connecting plate.
Disclosure of Invention
In view of the above, it is necessary to provide a road soil layer reinforcing apparatus and a reinforcing method against the problems of the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a road soil layer reinforcing apparatus comprising:
the two ends of the pile body are both in an open structure, and the head end of the pile body is used for being inserted into the soil layer;
the pile body is provided with a pile body head end, a pile body is arranged at the pile body head end, the pile body head end is arranged at the pile body head end in a sliding mode along the length direction of the pile body, the pile body head end is arranged at the pile body head end in an elastic inward mode, two first outer supporting blocks in a symmetrical state are arranged on the pile body head end, and the first outer supporting blocks are arranged on the pile body head end in an elastic outward sliding mode;
the two back supporting plates are symmetrically arranged at the head end of the pile body, and are obliquely arranged on the head end of the pile body in a sliding and elastic inward mode;
the internal pressure rotating rod can be arranged in the pile body in a sliding mode along the length direction of the pile body in a self-rotating mode, one end of the internal pressure rotating rod protrudes out of the tail end of the pile body, and the other end of the internal pressure rotating rod is matched with the inclined surface of the back-up plate;
the two locking mechanisms are symmetrically arranged on the pointed head part and correspond to the two first outer supporting blocks one by one, each locking mechanism comprises a first rotating rod which is rotatably arranged on the pointed head part and clamps the first outer supporting block and a second rotating rod which is rotatably arranged on the pointed head part and tightly abuts against the first rotating rod, the first rotating rod is elastically matched with the pointed head part, and two semi-cylindrical rods which are respectively in sliding fit with the two second rotating rods are arranged at one end, close to the head end of the pile body, of the internal pressure rotating rod;
the two second outer supporting blocks are symmetrically arranged on the internal pressure rotating rod, each second outer supporting block is elastically arranged on the internal pressure rotating rod in an outward sliding mode, and two avoidance holes corresponding to the two second outer supporting blocks respectively are formed in the pile body;
and the knocking cap is detachably arranged at the tail end of the pile body.
Preferably, the pile body comprises two symmetrically arranged shells which are fixedly connected with each other, two symmetrically arranged semicircular holes which respectively correspond to the two second outer supporting blocks are respectively arranged on opposite ends of the two shells, one of the avoiding holes is formed by the two corresponding semicircular holes on one side of the two shells, the symmetric central planes of the two first outer supporting blocks are coincided with the symmetric central planes of the two shells, the symmetric central planes of the two back supporting plates are vertical to the symmetric central planes of the two first outer supporting blocks, the head end and the tail end of each shell correspond to the head end and the tail end of the pile body, first inclined plane parts which are in sliding fit with the two back supporting plates in opposite directions are formed on two sides of the head end of each shell, and inclined plate structures which are in inclined plane fit with the two first inclined plane parts are formed on opposite sides of the two back supporting plates, every it has two first cylinders that the symmetry set up, every to all take shape on the fagging to go back the inboard equal shaping of casing has two slant spouts, returns on the fagging two first cylinders correspond two slant spout sliding fit, every of side with two casings respectively the casing inboard still has two sliding cylinder that are the symmetric state along its length direction sliding connection, and the length direction of sliding cylindrical axis direction perpendicular to casing, every returns and all sets up the cylinder spout that two symmetries set up on the fagging, two casing wherein two sliding cylinder of one side set up respectively along endwise slip in corresponding two cylinder spouts of fagging, every still the cover is equipped with first spring on the sliding cylinder, and the both ends of first spring conflict sliding cylinder and back the fagging respectively.
Preferably, two transmission sliders which respectively correspond to two back supporting plates are arranged in the two shells in a sliding mode, the motion direction of each transmission slider is perpendicular to the length direction of the shell, the second inclined surface portions are formed on the back sides of the two transmission sliders, third inclined surface portions are formed on the opposite sides of the two back supporting plates, the two third inclined surface portions are respectively attached to the two second inclined surface portions, the second inclined surface portions are in sliding fit with the corresponding third inclined surface portions, a conical surface portion is formed at one end, close to the head end of the shell, of the internal pressure rotating rod, and conical inner concave portions which are used for being in sliding fit with the conical surface portions and tightly attached to the conical surface portions are formed at the opposite ends of the two transmission sliders.
Preferably, the shaping has two symmetries to set up and corresponds the slip chamber of two first outer bracers respectively on the pointed portion, first outer bracer slide set up in slip intracavity and with pointed portion elastic connection, on the pointed portion still the shaping have four evenly distributed's anticreep engaging lug, linked firmly the spacing cylinder that two symmetries set up in the casing, four anticreep engaging lugs slide respectively and set up on four spacing cylinders in two casings, every still the cover is equipped with the second spring that is used for preventing the pointed portion from deviating from the casing on the spacing cylinder, and the both ends of second spring conflict anticreep engaging lug and casing respectively.
Preferably, first dwang is L type structure, and the second dwang is Z type structure, and the shaping has the spacing lug that is used for inconsistent complex with first dwang on the first outer kicking block, still linked firmly two symmetries on the pointedly and set up and be corresponding to the fixed block of two first dwang respectively, and still be provided with on the fixed block and be used for keeping first dwang one end to corresponding the rotatory third spring of first outer kicking block, still linked firmly two symmetries on the pointedly and set up and be used for the spacing gag lever post to two second dwangs.
Preferably, the shaping has the ring portion that is coaxial state on the interior pressure dwang, every all set up the semi-cylindrical of following its length direction in the casing and lead to the groove, ring portion slides and sets up in two semi-cylindrical lead to the inslot, the outer bracer of second sets up on ring portion.
Preferably, the outer bracer of second includes that outer pipe, coaxial slip that link firmly with interior pressure dwang set up in the intraductal inlayer pipe of outer pipe and coaxial slip set up the sharp pyramis in the inlayer, still is provided with the fifth spring that both ends contradict sharp pyramis and interior pressure dwang respectively in the sharp pyramis, and the shaping has along its length direction and is used for supplying the straight spout that corresponds the outer bracer translation of second and is used for supplying to correspond the rotatory arc wall of the outer bracer of second in the casing.
A method for reinforcing a road soil layer reinforcing device comprises the following steps:
s1, aligning the head end of a pile body to a position where a side slope needs to be nailed, keeping the pile body vertical to the outer surface of the side slope, and nailing the pile body into a soil layer by hammering a knocking cap after the knocking cap is sleeved at the tail end of the pile body;
s2, after the pile body is completely nailed into the soil layer, the knocking cap is taken down, pressure from the tail end of the shell to the head end of the shell is applied to the internal pressure rotating rod along the length direction of the shell, the internal pressure rotating rod is enabled to translate along the length direction of the shell, and the pressure is continuously applied until the internal pressure rotating rod cannot translate;
and S3, when the internal pressure rotating rod cannot be translated continuously, rotating the internal pressure rotating rod towards a specific direction until the internal pressure rotating rod cannot rotate, and at the moment, finishing the installation of the pile body at the position of the side slope.
Compared with the prior art, the invention has the following beneficial effects:
firstly, after the internal pressure rotating rod is pressed, the internal pressure rotating rod, the transmission slide block and the back supporting plate are in sliding fit, the back supporting plate is driven to reversely translate along the oblique sliding groove direction, and then the back supporting plate is reversely inserted into the soil layer, so that the pile body and the soil layer are reinforced;
secondly, after the internal pressing rotating rod is translated and rotated, the sharp head part can be synchronously driven to translate in the pile body, the second rotating rod and the first rotating rod are driven to rotate through the matching between the semi-cylindrical rod and the second rotating rod, and then the first rotating rod is separated from the limiting bump, so that the first external supporting block can protrude out of the pile body and be inserted into the soil layer, and the pile body and the soil layer are reinforced;
thirdly, after the internal pressure rotating rod is translated and rotated afterwards, the second external supporting blocks can be synchronously driven to translate and rotate in the straight sliding groove and the arc-shaped groove successively, so that the outer ends of the two second external supporting blocks can move to the two avoiding holes and then protrude out of the pile body and be inserted into the soil layer, and the pile body and the soil layer are reinforced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, the proportions, the sizes, and the like shown in the specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical essence, and any modifications of the structures, changes of the proportion relation, or adjustments of the sizes, should still fall within the scope of the technical contents disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic perspective view of the embodiment.
Fig. 2 is a top view of the embodiment.
Fig. 3 isbase:Sub>A schematic view ofbase:Sub>A portion of fig. 2 taken along linebase:Sub>A-base:Sub>A near the aft end of the housing.
Fig. 4 isbase:Sub>A schematic view ofbase:Sub>A portion near the head of the housing in the sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.
Fig. 5 is a schematic view of a portion of the second outer support block in the cross-sectional view taken along line B-B of fig. 2.
Fig. 6 is an enlarged view of a portion of the structure at C in fig. 5.
Fig. 7 is a partial schematic view of the first outer brace in a cross-sectional view taken along line B-B of fig. 2.
Fig. 8 is an exploded perspective view of the embodiment.
Fig. 9 is an enlarged view of a portion of the structure at D in fig. 8.
Fig. 10 is a perspective exploded view of the backup plate, drive slide and tip portion of the embodiment.
Fig. 11 is a partial perspective exploded view of the spike portion and the internally pressed rotating rod of the embodiment.
The reference numbers in the figures are:
1. a pile body; 2. a tip portion; 3. a first outer brace block; 4. returning the supporting plate; 5. the rotating rod is pressed internally; 6. a first rotating lever; 7. a second rotating lever; 8. a semi-cylindrical rod; 9. a second outer support block; 10. avoiding holes; 11. knocking the cap; 12. a housing; 13. a semicircular hole; 14. a first inclined surface part; 15. a first cylinder; 16. an oblique chute; 17. a sliding cylinder; 18. a cylindrical chute; 19. a first spring; 20. a transmission slide block; 21. a second inclined surface part; 22. a third slope surface portion; 23. a conical surface portion; 24. a conical concave portion; 25. a sliding cavity; 26. the anti-dropping connecting lug; 27. a limiting cylinder; 28. a second spring; 29. a limiting bump; 30. a fixed block; 31. a third spring; 32. a limiting rod; 33. a circular ring part; 34. a semi-cylindrical through slot; 35. an outer tube; 36. an inner layer tube; 37. a tapered section; 38. a fifth spring; 39. a straight chute; 40. an arc-shaped slot; 41. an anti-drop clamping block.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A road soil layer reinforcing apparatus shown with reference to fig. 1 to 11, comprising:
the pile body 1 is provided with two open-end structures and the head end is used for being inserted into the soil layer;
the pile comprises a pile body 1, a pointed head 2 arranged at the head end of the pile body 1 in a sliding manner along the length direction of the pile body 1, wherein the pointed head 2 is elastically arranged at the head end of the pile body 1 inwards, two first outer supporting blocks 3 in a symmetrical state are arranged on the pointed head 2, and the first outer supporting blocks 3 are elastically arranged on the pointed head 2 outwards in a sliding manner;
two back support plates 4 symmetrically arranged at the head end of the pile body 1 are obliquely and slidably arranged at the head end of the pile body 1 with elasticity facing inwards;
the internal pressure rotating rod 5 can be arranged in the pile body 1 in a sliding manner along the length direction of the pile body 1 in a self-rotating manner, one end of the internal pressure rotating rod 5 protrudes out of the tail end of the pile body 1, and the other end of the internal pressure rotating rod 5 is matched with the inclined surface of the backup plate 4;
the two locking mechanisms are symmetrically arranged on the pointed head part 2 and correspond to the two first outer supporting blocks 3 one by one, each locking mechanism comprises a first rotating rod 6 which is rotatably arranged on the pointed head part 2 and clamps the first outer supporting block 3 and a second rotating rod 7 which is rotatably arranged on the pointed head part 2 and tightly abuts against the first rotating rod 6, the first rotating rod 6 is elastically matched with the pointed head part 2, and one end, close to the head end of the pile body 1, of the internal pressure rotating rod 5 is provided with two semi-cylindrical rods 8 which are respectively in sliding fit with the two second rotating rods 7;
the two second outer supporting blocks 9 are symmetrically arranged on the internal pressure rotating rod 5, each second outer supporting block 9 is elastically outwards arranged on the internal pressure rotating rod 5 in a sliding mode, and two avoidance holes 10 corresponding to the two second outer supporting blocks 9 are formed in the pile body 1;
and the knocking cap 11 is detachably arranged at the tail end of the pile body 1.
In the rotating process of the internal pressure rotating rod 5, the second rotating rod 7 is driven to rotate a little through the sliding fit between the semi-cylindrical rod 8 and the second rotating rod 7, and then the first rotating rod 6 is forced to rotate a little and then break away from the first outer supporting block 3, so that the first outer supporting block 3 is elastically protruded out of the pile body 1 and then is inserted into a soil layer near the head end of the pile body 1. The pile body 1 is used for being inserted into a side slope to be reinforced (rock stratum soil quality in the side slope to be reinforced is soft, so that the first outer supporting block 3, the second outer supporting block 9 and the back supporting plate 4 can be inserted into a soil layer in the follow-up process), concrete can be poured into the side slope to be reinforced in the follow-up process, the pile body 1 is matched with the first outer supporting block 3, the second outer supporting block 9 and the back supporting plate 4 protruding out of the pile body 1, the effect of pre-fixing the soil layer can be achieved, and after concrete is poured into the follow-up process, the first outer supporting block 3, the second outer supporting block 9 and the back supporting plate 4 can greatly enhance the tensile property of the pile body 1.
The pile body 1 comprises two symmetrically arranged shells 12 which are fixedly connected with each other, two semicircular holes 13 which are symmetrically arranged and respectively correspond to the two second outer supporting blocks 9 are respectively arranged at opposite ends of the two shells 12, and one of the two semicircular holes 13 corresponding to one side of each of the two shells 12 forms one of the avoiding holes 10. The symmetric center planes of the two first outer supporting blocks 3 coincide with the symmetric center planes of the two shells 12, the symmetric center planes of the two back supporting plates 4 are perpendicular to the symmetric center planes of the two first outer supporting blocks 3, the head ends and the tail ends of the shells 12 correspond to the head ends and the tail ends of the pile bodies 1, first inclined plane portions 14 in side sliding fit with the two back supporting plates 4 in opposite directions are formed on both sides of the head ends of each shell 12, the back sides of the two back supporting plates 4 are formed into inclined plate structures in inclined plane fit with the two first inclined plane portions 14, two first cylinders 15 symmetrically arranged are formed on each back supporting plate 4, two inclined sliding grooves 16 are formed on the inner side of each shell 12, the two first cylinders 15 on each back supporting plate 4 are in sliding fit with the two inclined sliding grooves 16 on the corresponding sides of the two shells 12 respectively, two sliding cylinders 17 in a symmetric state are further connected on the inner side of each shell 12 in a sliding manner along the length direction, and the axial direction of each sliding cylinder 17 is perpendicular to the length direction of the shell 12. Every returns and all offers the cylinder spout 18 that two symmetries set up on the fagging 4, and two slip cylinders 17 of two wherein one side of two casings 12 set up in corresponding two cylinder spouts 18 that return the fagging 4 along endwise slip respectively, still overlaps on every slip cylinder 17 to be equipped with first spring 19, and the both ends of first spring 19 contradict respectively slip cylinder 17 and return fagging 4.
The slip cylinder 17 is far away from the one end shaping that corresponds back fagging 4 and has step portion (not shown in the figure), two casings 12 with two back fagging 4 are the position distribution shown in figure 4 and figure 8, the corresponding end of first spring 19 supports tightly on step portion, correspond the sliding fit of the first inclined plane portion 14 of side through back fagging 4 swash plate structure and two casings 12, and two first cylinders 15 on the back fagging 4 correspond the sliding fit of two slant spouts 16 of side with two casings 12, it is spacing in two casing 12 corresponding sides to return fagging 4, make two back fagging 4 only can slide along the length direction of slant spout 16. One side of the backup pad 4 and the corresponding end of the two shells 12 are elastically connected through two sliding cylinders 17 and a first spring 19, the other side of the backup pad 4 is in inclined plane fit with the internal pressure rotating rod 5, and the internal pressure rotating rod 5 moves towards the head end of the shell 12 along the length direction of the shell 12, so that the two backup pads 4 can be driven to slide along the oblique sliding groove 16 direction through the inclined plane fit, and the backup pad 4 moves towards the tail end of the shell 12 from the head end of the shell 12 at the moment.
Two transmission sliders 20 which correspond two backup plates 4 respectively are arranged in two shells 12 in a sliding manner, and the moving direction of the transmission sliders 20 is perpendicular to the length direction of the shells 12, the opposite sides of the two transmission sliders 20 are all formed with second inclined surface portions 21, the opposite sides of the two backup plates 4 are all formed with third inclined surface portions 22, the two third inclined surface portions 22 are respectively attached to the two second inclined surface portions 21, the second inclined surface portions 21 are in sliding fit with the corresponding third inclined surface portions 22, the conical surface portion 23 is formed at one end of the internal pressure rotating rod 5 close to the head end of the shell 12, and the conical inner concave portions 24 which are used for being in sliding fit with the conical surface portions 23 and tightly attaching to the conical surface portions 23 are formed at the opposite ends of the two transmission sliders 20.
The shaping has two symmetries to set up and corresponds the slip chamber 25 of two first outer bracers 3 respectively on the pointy head portion 2, first outer bracer 3 slides and sets up in slip chamber 25 and with 2 elastic connection of pointy head portion, the shaping has four evenly distributed's anticreep engaging lug 26 still on the pointy head portion 2, link firmly the spacing cylinder 27 that two symmetries set up in casing 12, four anticreep engaging lugs 26 slide respectively and set up on four spacing cylinders 27 in two casings 12, it is used for preventing that the pointy head portion 2 from deviating from the second spring 28 of casing 12 still to overlap on every spacing cylinder 27, and the both ends of second spring 28 conflict anticreep engaging lug 26 and casing 12 respectively.
The pointed head part 2, the anti-dropping connection lug 26, the limiting cylinder 27, the second spring 28 and the shell 12 are distributed in positions shown in fig. 8-11, and the pointed head part 2 is kept to move towards the tail end of the shell 12 at the head end of the shell 12 all the time under the action of the elastic force of the second spring 28, so that the pointed head part 2 is prevented from dropping off the shell 12.
The first rotating rod 6, the second rotating rod 7, the first outer supporting block 3, the third spring 31 and the pointed portion 2 are distributed in the positions shown in fig. 7 and 11. The fixed block 30 and the end of first rotation pole 6 in opposite directions all the shaping have a projection structure (not shown in the figure), two projections are structural to be located respectively to the both ends of third spring 31 cover, under the effect of third spring 31, the one end of first rotation pole 6 is pressed to first outer kicking block 3, it sets up and is used for preventing the anticreep fixture block 41 that two first outer kicking blocks 3 deviate from still to link firmly two symmetries on the pointed portion 2, and be provided with between every first outer kicking block 3 and the pointed portion 2 and be used for outwards pushing away the fourth spring (not shown in the figure) that first outer kicking block 3 pushed away. After the elasticity of the fourth spring is overcome manually and the first outer supporting block 3 is pressed onto the pointed part 2, under the action of the third spring 31, one end of the first rotating rod 6 turns to the first outer supporting block 3 and clamps the limiting bump 29, so that the first outer supporting block 3 is prevented from moving towards the outer side of the pointed part 2, the other end of the first rotating rod 6 can be tightly abutted against the corresponding end of the second rotating rod 7 under the action of the third spring 31, and then the other end of the second rotating rod 7 can be tightly abutted against the limiting rod 32.
When interior pressure dwang 5 translation target in place and rotatory ninety degrees after, the arc surface of semicylinder pole 8 (semicylinder pole 8 is the structure shown in fig. 11), interior pressure dwang 5 is whole to be cylindric structure, and semicylinder pole 8 is close to interior pressure dwang 5 axis one end and is the arc surface structure) can with second dwang 7 sliding fit, then drive second dwang 7 originally to support the one end of tight gag lever post 32 and keep away from gag lever post 32, then make the other end of second dwang 7 press to first dwang 6 and correspond the end, make the rotatory back other end of first dwang 6 keep away from spacing lug 29, then make spacing lug 29 no longer blockked by first dwang 6. First outer bracer 3 moves towards 2 outsides of point portion under the fourth spring action, then salient in pile body 1 inserts the soil layer, the outer end of point portion 2 is tip column structure, so that in more light nail the soil layer, including press dwang 5 to remove one section distance back towards the head end of casing 12, point portion 2 follows interior pressure dwang 5 and removes, and make sliding chamber 25 protrusion in the head end of casing 12 on the point portion 2, thereby make two follow-up first outer bracers 3 can stretch out outside casing 12.
The shaping has the ring portion 33 that is coaxial state on the interior pressure dwang 5, all sets up the through groove 34 of semicylinder along its length direction in every casing 12, and ring portion 33 slides and sets up in two through grooves 34 of semicylinder, and the outer spacer 9 of second sets up on ring portion 33.
The semi-cylindrical through groove 34 can play a limiting role in the circular portion 33, so that the internal pressure rotating rod 5 can only translate and rotate in the semi-cylindrical through groove 34 section.
The second outer support block 9 comprises an outer layer tube 35 fixedly connected with the inner pressure rotating rod 5, an inner layer tube 36 coaxially arranged in the outer layer tube 35 in a sliding manner, and a pointed cone portion 37 coaxially arranged in the inner layer tube 36 in a sliding manner, wherein a fifth spring 38 is further arranged in the pointed cone portion 37, two ends of the fifth spring respectively abut against the pointed cone portion 37 and the inner pressure rotating rod 5, a straight sliding groove 39 which is formed in the shell 12 along the length direction of the shell and is used for allowing the corresponding second outer support block 9 to translate, and an arc-shaped groove 40 which is used for allowing the corresponding second outer support block 9 to rotate are formed in the shell 12.
The length direction of straight spout 39 is on a parallel with the length direction of casing 12, and the outer bracer 9 of second slides and sets up in straight spout 39 and arc wall 40, and the outer bracer 9 of second only can be in straight spout 39 internal translation, and the outer bracer 9 of second only can be in arc wall 40 internal rotation, presses the dwang 5 in along the translation back of semi-cylindrical through groove 34, can drive the outer bracer 9 of second along the translation of straight spout 39. Simultaneously, because outer pipe 35 links firmly and straight spout 39 to outer pipe 35's limiting displacement with interior pressure dwang 5, interior pressure dwang 5 can't rotate this moment, and interior pressure dwang 5 can't continue the translation towards the tip that casing 12 head end slided through groove 34 to the semicylinder along the semicylinder through groove 34, second outside bracer 9 just is driven to in the arc wall 40 this moment, interior pressure dwang 5 translation is after can't the translation to the target in place, will press interior pressure dwang 5 again to rotate ninety degrees in specific direction, make second outside bracer 9 rotate ninety degrees along arc wall 40. After the second outer supporting block 9 rotates ninety degrees, the second outer supporting block can just rotate into the two avoidance holes 10, at the moment, because the outer end of the pointed cone portion 37 does not abut against the inner wall of the shell 12 any more, under the action of the fifth spring 38, the pointed cone portion 37 has a tendency of moving towards the outside of the shell 12, then the pointed cone portion 37 protrudes out of the shell 12 after being translated along the axial direction of the pointed cone portion, and then the inner layer pipe 36 is driven to translate outwards, the step structures are formed at the end portions of the outer layer pipe 35, the inner layer pipe 36 and the pointed cone portion 37, so that the pointed cone portion 37 is prevented from falling out of the inner layer pipe 36 or the inner layer pipe 36 is prevented from falling out of the outer layer pipe 35, and the second outer supporting block 9 can just rotate ninety degrees from one end to the other end of the arc-shaped groove 40.
A method for reinforcing a road soil layer reinforcing device comprises the following steps:
s1, aligning the head end of a pile body 1 to a position where a side slope needs to be nailed, keeping the pile body 1 vertical to the outer surface of the side slope, and nailing the pile body 1 into a soil layer by hammering a knocking cap 11 after the knocking cap 11 is sleeved at the tail end of the pile body 1;
s2, after the pile body 1 is completely nailed into a soil layer, the knocking cap 11 is taken down, pressure from the tail end of the shell 12 to the head end of the shell 12 is applied to the internal pressure rotating rod 5 along the length direction of the shell 12, so that the internal pressure rotating rod 5 translates along the length direction of the shell 12, and the pressure is continuously applied until the internal pressure rotating rod 5 cannot translate;
and S3, when the internal pressure rotating rod 5 cannot be translated continuously, rotating the internal pressure rotating rod 5 towards a specific direction until the internal pressure rotating rod 5 cannot rotate, and at the moment, finishing the installation of the pile body 1 at the position of the side slope.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A road soil layer reinforcing apparatus, comprising:
the pile body (1) has two open ends and the head end is inserted into the soil layer;
the pile body is characterized in that a pointed head part (2) arranged at the head end of the pile body (1) in a sliding mode along the length direction of the pile body (1), the pointed head part (2) is arranged at the head end of the pile body (1) in an inward elastic mode, two first outer supporting blocks (3) in a symmetrical state are arranged on the pointed head part (2), and the first outer supporting blocks (3) are arranged on the pointed head part (2) in an outward elastic sliding mode;
the two back supporting plates (4) are symmetrically arranged at the head end of the pile body (1), slide obliquely and are elastically and inwards arranged at the head end of the pile body (1);
the internal pressure rotating rod (5) can be arranged in the pile body (1) in a sliding mode along the length direction of the pile body (1) in a self-rotating mode, one end of the internal pressure rotating rod (5) protrudes out of the tail end of the pile body (1), and the other end of the internal pressure rotating rod (5) is matched with the inclined surface of the back-up plate (4);
the two locking mechanisms are symmetrically arranged on the pointed head part (2) and correspond to the two first outer supporting blocks (3) one by one, each locking mechanism comprises a first rotating rod (6) which is rotatably arranged on the pointed head part (2) and clamps the first outer supporting block (3) and a second rotating rod (7) which is rotatably arranged on the pointed head part (2) and tightly supports the first rotating rod (6), the first rotating rod (6) is elastically matched with the pointed head part (2), and one end of the internal pressure rotating rod (5) close to the head end of the pile body (1) is provided with two semi-cylindrical rods (8) which are respectively in sliding fit with the two second rotating rods (7);
the two second outer supporting blocks (9) are symmetrically arranged on the internal pressure rotating rod (5), each second outer supporting block (9) is elastically arranged on the internal pressure rotating rod (5) in an outward sliding manner, and two avoiding holes (10) corresponding to the two second outer supporting blocks (9) respectively are formed in the pile body (1);
and the knocking cap (11) is detachably arranged on the tail end of the pile body (1).
2. A road soil layer reinforcing apparatus according to claim 1, wherein the pile body (1) comprises two symmetrically disposed and mutually fixedly connected shells (12), two symmetrically disposed and respectively corresponding semicircular holes (13) of the two second outer supporting blocks (9) are respectively opened on the opposite ends of the two shells (12), and the two corresponding semicircular holes (13) on one side of the two shells (12) form one of the avoiding holes (10), the symmetric central planes of the two first outer supporting blocks (3) coincide with the symmetric central planes of the two shells (12), the symmetric central planes of the two back supporting plates (4) are perpendicular to the symmetric central planes of the two first outer supporting blocks (3), the head end and the tail end of the shell (12) correspond to the head end and the tail end of the pile body (1), the head end and the tail end of each shell (12) are respectively formed with a first inclined plane portion (14) which is in sliding fit with the opposite sides of the two back supporting plates (4), the two side inclined planes of the two back supporting plates (4) are oppositely formed with the first inclined plane portions (14), each inclined plane portion (16) is formed with two inclined slide grooves (16) on the inner side of the first inclined plane portion (12), every casing (12) inboard still has two slip cylinders (17) that are the symmetric state along its length direction sliding connection, and the length direction of the axis direction perpendicular to casing (12) of slip cylinder (17), every returns and all offers cylinder spout (18) that two symmetries set up on fagging (4), and two slip cylinders (17) of two casing (12) one side wherein set up in corresponding two cylinder spout (18) of fagging (4) along endwise slip respectively, every still overlap on slip cylinder (17) and be equipped with first spring (19), and the both ends of first spring (19) conflict slip cylinder (17) respectively and return fagging (4).
3. A road soil layer reinforcing apparatus according to claim 2, wherein two transmission sliders (20) respectively corresponding to the two backup plates (4) are slidably disposed in the two housings (12), the movement direction of the transmission sliders (20) is perpendicular to the length direction of the housings (12), second inclined surface portions (21) are respectively formed on opposite sides of the two transmission sliders (20), third inclined surface portions (22) are respectively formed on opposite sides of the two backup plates (4), the two third inclined surface portions (22) are respectively attached to the two second inclined surface portions (21), the second inclined surface portions (21) are in sliding fit with the corresponding third inclined surface portions (22), a conical surface portion (23) is formed at one end of the internal pressure rotating rod (5) close to the head end of the housing (12), and conical inner concave portions (24) for sliding fit with the conical surface portion (23) and being attached to the conical surface portion (23) are formed at opposite ends of the two transmission sliders (20).
4. A road soil layer reinforcing apparatus according to claim 1, wherein the pointed portion (2) is formed with two sliding cavities (25) symmetrically disposed and corresponding to the two first outer supporting blocks (3), the first outer supporting blocks (3) are slidably disposed in the sliding cavities (25) and elastically connected to the pointed portion (2), the pointed portion (2) is further formed with four anti-dropping lugs (26) uniformly distributed, two symmetrically disposed limiting cylinders (27) are fixedly connected to the housing (12), the four anti-dropping lugs (26) are slidably disposed on four limiting cylinders (27) of the two housings (12), each of the limiting cylinders (27) is further sleeved with a second spring (28) for preventing the pointed portion (2) from dropping off the housing (12), and two ends of the second spring (28) are respectively abutted against the anti-dropping lugs (26) and the housing (12).
5. A road soil layer reinforcing apparatus according to claim 1, wherein the first rotating rod (6) is L-shaped structure, the second rotating rod (7) is Z-shaped structure, the first outer supporting block (3) is formed with a limiting convex block (29) for being in inconsistent fit with the first rotating rod (6), the pointed portion (2) is further fixedly connected with two fixing blocks (30) which are symmetrically arranged and respectively corresponding to the two first rotating rods (6), and the fixing block (30) is further provided with a third spring (31) for keeping one end of the first rotating rod (6) rotating towards the corresponding first outer supporting block (3), and the pointed portion (2) is further fixedly connected with two limiting rods (32) which are symmetrically arranged and are used for limiting the two second rotating rods (7).
6. A road soil layer reinforcing apparatus according to claim 2, wherein said internal pressure rotating rod (5) is formed with a ring portion (33) in a coaxial state, each of said housings (12) is provided with a semi-cylindrical through groove (34) along its length direction, said ring portion (33) is slidably disposed in two semi-cylindrical through grooves (34), and said second external bracing block (9) is disposed on said ring portion (33).
7. The road soil layer reinforcing device according to claim 1, wherein the second outer supporting block (9) comprises an outer pipe (35) fixedly connected with the internal pressure rotating rod (5), an inner pipe (36) coaxially slidably arranged in the outer pipe (35), and a pointed cone portion (37) coaxially slidably arranged in the inner pipe (36), a fifth spring (38) is further arranged in the pointed cone portion (37) and two ends of the fifth spring respectively abut against the pointed cone portion (37) and the internal pressure rotating rod (5), and a straight chute (39) which is formed in the shell (12) along the length direction of the shell and used for allowing the corresponding second outer supporting block (9) to translate and an arc-shaped chute (40) which is used for allowing the corresponding second outer supporting block (9) to rotate are formed in the shell (12).
8. A method of reinforcing a road soil reinforcing apparatus comprising a road soil reinforcing apparatus according to any one of claims 1 to 7, the method comprising the steps of:
s1, aligning the head end of a pile body (1) to a position where a side slope needs to be driven, keeping the pile body (1) vertical to the outer surface of the side slope, and driving the pile body (1) into a soil layer by hammering a knocking cap (11) after the knocking cap (11) is sleeved at the tail end of the pile body (1);
s2, after the pile body (1) is completely nailed into a soil layer, the knocking cap (11) is taken down, pressure from the tail end of the shell (12) to the head end of the shell (12) is applied to the internal pressure rotating rod (5) along the length direction of the shell (12), the internal pressure rotating rod (5) is enabled to translate along the length direction of the shell (12), and the pressure is continuously applied until the internal pressure rotating rod (5) cannot translate;
and S3, when the internal pressure rotating rod (5) cannot be translated continuously, rotating the internal pressure rotating rod (5) towards a specific direction until the internal pressure rotating rod (5) cannot rotate, and at the moment, finishing the installation of the pile body (1) at the position of the side slope.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1701825A1 (en) * | 1989-06-12 | 1991-12-30 | Одесский институт инженеров морского флота | Pile driving method |
| CN104727309A (en) * | 2015-02-02 | 2015-06-24 | 中国电力工程顾问集团中南电力设计院有限公司 | Construction technology of squeeze-in expanded-base pipe pile |
| CN110004946A (en) * | 2019-03-27 | 2019-07-12 | 河海大学 | The pile top and its soil-slope rapid rescue ruggedized construction, construction method of grouting behind shaft or drift lining miniature steel pipe pile |
| CN213358594U (en) * | 2020-08-05 | 2021-06-04 | 广东锦恒建筑有限公司 | Constructional engineering pile |
| CN216053779U (en) * | 2021-09-16 | 2022-03-15 | 盛凌芳 | Ground pile for land management |
| CN114319371A (en) * | 2021-11-30 | 2022-04-12 | 杨蓓蕾 | Foundation pit supporting structure based on row piles and inner support |
-
2022
- 2022-11-22 CN CN202211462786.XA patent/CN115492139B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1701825A1 (en) * | 1989-06-12 | 1991-12-30 | Одесский институт инженеров морского флота | Pile driving method |
| CN104727309A (en) * | 2015-02-02 | 2015-06-24 | 中国电力工程顾问集团中南电力设计院有限公司 | Construction technology of squeeze-in expanded-base pipe pile |
| CN110004946A (en) * | 2019-03-27 | 2019-07-12 | 河海大学 | The pile top and its soil-slope rapid rescue ruggedized construction, construction method of grouting behind shaft or drift lining miniature steel pipe pile |
| CN213358594U (en) * | 2020-08-05 | 2021-06-04 | 广东锦恒建筑有限公司 | Constructional engineering pile |
| CN216053779U (en) * | 2021-09-16 | 2022-03-15 | 盛凌芳 | Ground pile for land management |
| CN114319371A (en) * | 2021-11-30 | 2022-04-12 | 杨蓓蕾 | Foundation pit supporting structure based on row piles and inner support |
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| CN115492139B (en) | 2023-02-14 |
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