CN114561949A - Improved pile sealing device for anchor rod static pressure pile - Google Patents
Improved pile sealing device for anchor rod static pressure pile Download PDFInfo
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- CN114561949A CN114561949A CN202210268903.2A CN202210268903A CN114561949A CN 114561949 A CN114561949 A CN 114561949A CN 202210268903 A CN202210268903 A CN 202210268903A CN 114561949 A CN114561949 A CN 114561949A
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- 238000007789 sealing Methods 0.000 title claims abstract description 121
- 230000003068 static effect Effects 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 45
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009435 building construction Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 230000002349 favourable effect Effects 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 5
- 241001476363 Centropyge acanthops Species 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/06—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers for observation while placing
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The application relates to an improved pile sealing device of an anchor rod static pressure pile, which belongs to the technical field of building construction, and comprises a foundation and a pile hole arranged on the foundation, the inner wall of the pile hole is provided with a mounting groove, a pile sealing plate used for being abutted against the top end of the precast pile is arranged in the mounting groove in a sliding manner, the sliding direction of the pile sealing plate is vertical to the depth direction of the pile hole, the top end of the pile sealing plate is provided with a cambered surface, the cambered surface inclines downwards towards the direction far away from the installation groove, the cambered surface is used for sliding relative to the bottom wall of the precast pile, an elastic pushing piece used for pushing the pile sealing plate to slide towards the direction far away from the installation groove is arranged in the installation groove, one side that the pile sealing plate is close to the mounting groove is provided with the observation pole, outside the observation pole extended to the basis, offer the spout that is used for supplying the observation pole to pass on the basis. This application has and is convenient for judge that the precast pile moves down to design elevation department when, makes the effect that the resilience of precast pile reduces after the off-load.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a pile sealing device of an improved anchor rod static pressure pile.
Background
The anchor rod static pressure pile is formed by utilizing the counter force provided by the anchor rod anchored in the original foundation to press the pile, and the pressed pile is generally a small-section pile and is mainly used for reinforcing the foundation. The pile sealing method of the anchor rod static pressure pile comprises unloading pile sealing and non-unloading pile sealing, wherein the unloading pile sealing can usually cause the resilience of a pile body, so that the additional settlement of a building is easily caused; if the pile is not unloaded, at least seven days are needed to meet the requirement of the strength of the pile sealing concrete enough to bear the pre-applied counterforce, and the period is longer.
In the related art, for example, chinese patent document with publication number CN104762967A discloses an improved pile sealing device for an anchor rod static pressure pile, which includes a foundation, a pile hole with a quadrangular frustum pyramid structure is reserved in the middle of the foundation, a pile pressing frame is installed on the foundation above the pile hole, a jack is installed at the lower end of the pile pressing frame, an anchor skeleton assembly is installed between the jack and the precast pile, the anchor skeleton assembly includes vertical force-transferring section steel and horizontal anchor section steel, section steel positioning grooves corresponding to the horizontal anchor section steel are vertically and symmetrically formed on the left and right hole walls of the pile hole, two anchor grooves are longitudinally and symmetrically formed in the middle of the hole wall of the pile hole where the section steel positioning grooves are located, rectangular anchor iron pieces are installed in the anchor grooves, the two anchor grooves are perpendicular to and communicated with all the section steel positioning grooves, and both the section steel positioning grooves and the anchor grooves are communicated with the pile hole. When the pile is pressed to the last section, the transverse anchoring section steel is installed at the top of the precast pile, then the pile is pressed downwards continuously through the jack until the top of the anchoring framework assembly is located below the anchoring groove of the pile hole, the rectangular anchoring iron piece is installed in the anchoring groove of the pile hole and fixed, and then the jack and the pile pressing frame are removed.
To the correlation technique among the above, the inventor finds that, through the in-process that the jack is down with horizontal anchor shaped steel, be difficult for judging when horizontal anchor shaped steel removes below the anchor recess, easily with horizontal anchor shaped steel excessive pressure below the anchor recess for after removing jack, pile pressing frame, rectangle anchor ironware and horizontal anchor shaped steel have a certain distance, and the precast pile is equally easily kick-backed.
Disclosure of Invention
In order to make the judgement precast pile when and move down to design elevation, further reduce the possibility that the precast pile kick-backs after the off-load, this application provides a pile sealing device of modified stock static pressure pile.
The application provides a pile sealing device of modified stock static pressure stake adopts following technical scheme:
the utility model provides an improved stake device of seal of stock static pressure pile, includes the basis and sets up the stake hole on the basis, set up the mounting groove on the inner wall in stake hole, it is used for the stake board of sealing with precast pile top butt to slide to be provided with in the mounting groove, the slip direction of sealing the stake board is perpendicular to the degree of depth direction in stake hole, the top of sealing the stake board sets up to the cambered surface, and the cambered surface orientation is kept away from the direction downward sloping of mounting groove, the cambered surface be used for with the diapire relative slip of precast pile, be provided with in the mounting groove and be used for promoting the stake board orientation and keep away from the gliding elastic push member of mounting groove orientation, one side that the stake board is close to the mounting groove is provided with the observation pole, the observation pole extends outside the basis, set up the spout that is used for supplying the observation pole to pass on the basis.
By adopting the technical scheme, when piling, the precast pile is placed in the pile hole, the bottom wall of the precast pile and the cambered surface of the pile sealing plate slide relatively, the pile sealing plate is pushed to move towards the direction close to the mounting groove, and the pile sealing plate drives the observation rod to move towards the direction far away from the pile hole; pile pressing to last section, the precast pile is pressed when sealing the stake board below, be pressed when designing elevation place promptly, promote the direction slip of sealing the stake board orientation and keeping away from the mounting groove through elastic pushing piece, the workman observes the direction that the observation pole orientation is close to the stake hole this moment and removes, thereby stop the pile pressing, the slip state through observing the pole helps the workman to judge when last section precast pile pushes down to designing elevation place, reduce the possibility of excessive pile pressing, the diapire of sealing the stake board simultaneously and the top butt of precast pile, be favorable to prescribing the resilience of precast pile.
Preferably, the mounting groove extends along the depth direction of the pile hole, a mounting block is slidably arranged in the mounting groove, the sliding direction of the mounting block is parallel to the depth direction of the pile hole, the pile sealing plate slides in the mounting block, the elastic pushing member is arranged in the mounting block, a through hole for the observation rod to pass through is formed in the mounting block, and a driving member for driving the mounting block to drive the pile sealing plate to slide is arranged in the mounting groove.
By adopting the technical scheme, the driving piece drives the mounting block to slide upwards or downwards, so that the mounting block drives the pile sealing plate to slide, and after pile pressing is stopped, the driving piece drives the mounting block to drive the pile sealing plate to slide downwards to be abutted against the precast pile, so that the possibility of resilience of the precast pile can be further reduced; simultaneously be favorable to moving the pile sealing plate to required position according to design elevation, the simple operation enlarges application scope.
Preferably, the driving member comprises a screw rod rotatably arranged in the mounting groove, the rotation axis of the screw rod is parallel to the sliding direction of the mounting block, and the mounting block is in threaded connection with the screw rod.
By adopting the technical scheme, the screw rod is rotated to drive the mounting block to slide, so that the mounting block drives the pile sealing plate to slide up or down, the pile sealing plate can be conveniently slid to a designed elevation position according to needs, and the application range is expanded; meanwhile, after pile pressing is stopped, the driving piece drives the mounting block to drive the pile sealing plate to slide downwards and further abut against the precast pile, so that the distance between the pile sealing plate and the precast pile can be reduced, and the possibility of resilience of the precast pile is further reduced; because the threaded connection between the screw rod and the mounting block has the self-locking effect, the pile sealing plate is favorable for limiting the resilience of the precast pile.
Preferably, the elastic pushing member comprises a first spring for pushing the pile sealing plate to slide towards a direction away from the mounting block, one end of the first spring is arranged in the mounting block, and the other end of the first spring is arranged on the pile sealing plate.
Through adopting above-mentioned technical scheme, promote through first spring and seal the stake board and slide towards the direction of keeping away from the installation piece, be favorable to making the roof butt of stake board and precast pile, prescribe a limit to the resilience of precast pile, drive simultaneously and observe the pole and slide towards the direction that is close to the stake hole, help the workman to judge that the precast pile moves down to required position to reduce the possibility of excessive pile pressing.
Preferably, a fixing nail used for being nailed into the foundation is arranged on one side, far away from the pile sealing plate, in the mounting block in a sliding mode, and the sliding direction of the fixing nail is parallel to the sliding direction of the pile sealing plate.
Through adopting above-mentioned technical scheme, the precast pile promotes the direction that the sheet orientation is close to the installation piece and slides, makes the sheet orientation that seals promote the staple and slides towards the direction of keeping away from the sheet orientation that seals, pushes the staple in the basis, makes installation piece and basic fixed connection, when the sheet orientation seals the precast pile butt, further improves the relative steadiness of installation piece.
Preferably, the one end cover that the staple is close to the pile sealing plate is equipped with the second spring, the one end setting of second spring is in the staple one side that is close to the pile sealing plate, and the other end setting is in the installing block.
Through adopting above-mentioned technical scheme, the second spring set up to the slip of staple and lead, insert for the staple and facilitate in the basis.
Preferably, the length direction of the observation rod is parallel to the depth direction of the pile hole, and scales are arranged on the observation rod.
Through adopting above-mentioned technical scheme, when the installation piece drives and seals the stake board and slide for seal the stake board and drive the observation pole and slide, according to the scale on the observation pole that basic roof department instructed, will seal the stake board and remove to design elevation department, the simple operation.
Preferably, the observation rod and the pile sealing plate are detachably connected.
Through adopting above-mentioned technical scheme, can dismantle between observation pole and the pile sealing plate and be favorable to taking off the observation pole after the pile pressing is accomplished, be favorable to used repeatedly, save the cost.
To sum up, the application comprises the following beneficial technical effects:
when piling, the precast pile is placed in the pile hole, the bottom wall of the precast pile and the cambered surface of the pile sealing plate slide relatively, the pile sealing plate is pushed to move towards the direction close to the mounting groove, and the pile sealing plate drives the observation rod to move towards the direction far away from the pile hole; pile pressing to last section, precast pile are pressed when sealing the stake board below, promote through elastic pushing piece that the direction of sealing the stake board orientation keeping away from the mounting groove slides, and the workman observes the direction that the observation pole orientation is close to the stake hole and removes this moment to stop the pile pressing, with the possibility that reduces excessive pile pressing, the diapire of sealing the stake board simultaneously and the top butt of precast pile further reduce the possibility that the precast pile kick-backed.
Drawings
Fig. 1 is a sectional view of the entire structure of embodiment 1 of the present application.
Fig. 2 is an exploded view of a part of the structure of embodiment 1 of the present application.
Fig. 3 is a partial structural schematic view of embodiment 2 of the present application, which is mainly used for showing the structure of the fixing nail.
Description of reference numerals: 1. a foundation; 2. pile holes; 3. mounting grooves; 4. pile sealing plates; 5. an observation rod; 6. a chute; 7. mounting blocks; 8. a through hole; 9. a screw; 10. a first spring; 11. fixing nails; 12. a second spring; 13. calibration; 14. a mounting cavity; 15. a limiting plate; 16. an opening; 17. a handle; 18. a threaded segment; 19. a threaded hole; 20. and (7) installing holes.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
Example 1:
the embodiment of the application discloses a pile sealing device of an improved anchor rod static pressure pile. Referring to fig. 1 and fig. 2, the improved pile sealing device for the anchor rod static pressure pile comprises a foundation 1 and a pile hole 2 reserved on the foundation 1, wherein mounting grooves 3 are formed in two opposite side inner walls of the pile hole 2, the mounting grooves 3 extend along the depth direction of the pile hole 2, mounting blocks 7 are arranged in the mounting grooves 3 in a sliding manner, the sliding direction of the mounting blocks 7 is parallel to the depth direction of the pile hole 2, the cross section of the mounting blocks 7 is rectangular, mounting cavities 14 are formed in the mounting blocks 7, limiting plates 15 are arranged in the mounting cavities 14 in a sliding manner, pile sealing plates 4 used for being abutted against the top end of the precast pile are fixedly connected to one sides of the limiting plates 15 close to the pile hole 2, the pile sealing plates 4 are iron plates, the sliding direction of the pile sealing plates 4 is perpendicular to the depth direction of the pile hole 2, openings 16 used for the pile sealing plates 4 to slide out or slide in are formed in one sides of the mounting blocks 7 close to the pile hole 2, the openings 16 are communicated with the mounting cavities 14, the cross sections of the pile sealing plates 4 are rectangular, the top of sealing stake board 4 sets up to the cambered surface, and limiting plate 15's direction downward sloping is kept away from to the cambered surface orientation, and the cambered surface is used for with the diapire relative slip of precast pile, is provided with on the 14 inner walls of installation cavity to be used for promoting limiting plate 15 to drive sealing stake board 4 towards keeping away from the gliding spring push spare of direction of installation piece 7, is provided with in the mounting groove 3 to be used for ordering about installation piece 7 and drives sealing stake board 4 gliding driving piece.
Referring to fig. 1 and 2, limiting plate 15 top is connected with observation rod 5, the length direction of observation rod 5 is on a parallel with the depth direction in stake hole 2, observation rod 5 extends to outside the basis 1, installation piece 7 roof is offered and is used for supplying observation rod 5 to pass and gliding through-hole 8, it has spout 6 that is used for supplying observation rod 5 to pass and gliding to reserve on the basis 1, be provided with scale 13 on the observation rod 5, the initial value of scale 13 is the thickness value of closing a stake board 4, the length size of observation rod 5 sets up according to the design elevation of precast pile.
During pile driving, the mounting block 7 is driven by the driving piece to drive the pile sealing plate 4 to move, the pile sealing plate 4 is moved to a designed elevation according to a scale 13 indicated by the sliding chute 6 on the observation rod 5, then the precast pile is placed into the pile hole 2, the precast pile slides relative to the arc surface of the pile sealing plate 4 in the downward moving process, the pile sealing plate 4 is pushed to slide towards the direction close to the mounting block 7, so that the pile sealing plate 4 is pushed into the mounting cavity 14, and meanwhile, the limiting plate 15 drives the observation rod 5 to move towards the direction far away from the pile hole 2 in the through hole 8 and the sliding chute 6; when the pile is pressed to the last section, the top end of the precast pile is pressed to the lower part of the pile sealing plate 4, namely the elevation is designed, the side wall of the precast pile is separated from the pile sealing plate 4, the elastic pushing piece pushes the pile sealing plate 4 to move towards the direction far away from the mounting block 7, at the moment, the limiting plate 15 drives the observation rod 5 to slide towards the direction close to the pile hole 2, a worker stops the jack to press the pile by observing that the observation rod 5 positioned outside the foundation 1 moves towards the direction close to the pile hole 2, thereby reducing the possibility of excessive downward movement of the precast pile, wherein the pile sealing plate 4 moves out of the mounting cavity 14, the limiting plate 15 ensures that the pile sealing plate 4 is not easy to separate from the mounting block 7, the driving piece drives the mounting block 7 to drive the pile sealing plate 4 to move downwards, so that the bottom wall of the pile sealing plate 4 is tightly abutted with the top end of the precast pile, after the jack is removed, the pile closing plate 4 limits the precast pile resilience, thereby helping to further reduce the possibility of precast pile resilience.
Referring to fig. 1 and 2, in order to facilitate driving the installation block 7 to drive the pile sealing plate 4 to slide, the driving member includes a screw rod 9 rotatably disposed in the installation groove 3, a rotation axis of the screw rod 9 is parallel to a sliding direction of the installation block 7, and a side of the installation block 7 away from the pile hole 2 is in threaded connection with the screw rod 9, in this embodiment, the screw rod 9 is a high-strength screw rod, and a thread lead angle of the threaded connection between the installation block 7 and the screw rod 9 can enable the installation block 7 and the screw rod 9 to be self-locked; the top end of the screw 9 penetrates through the foundation 1, and one end, located outside the foundation 1, of the screw 9 is fixedly connected with a handle 17, so that a worker can conveniently rotate the screw 9. In other embodiments, the screw 9 may be replaced by a high strength screw rotatably disposed within the mounting groove 3.
The handle 17 is rotated, the handle 17 drives the screw rod 9 to rotate, so that the screw rod 9 drives the installation block 7 to slide along the length direction of the installation groove 3, the installation block 7 drives the pile sealing plate 4 to move to the designed elevation, and the operation is convenient and fast; meanwhile, after the pile is pressed to the designed elevation, the screw rod 9 is rotated to enable the pile sealing plate 4 to slide downwards to be abutted against the precast pile, so that the possibility of resilience of the precast pile can be further reduced; because threaded connection between screw rod 9 and the installation piece 7 has the function of auto-lock, be favorable to fixing installation piece 7 relatively to required position, make pile sealing plate 4 and precast pile butt, reduce the possibility that the precast pile kick-backed.
Referring to fig. 1 and fig. 2, the elastic pushing part includes a first spring 10 for pushing the pile sealing plate 4 to slide toward a direction away from the mounting block 7, an extending direction of the first spring 10 is parallel to the sliding direction of the pile sealing plate 4, one end of the first spring 10 is fixedly connected to the inner wall of the mounting cavity 14, and the other end of the first spring 10 is fixedly connected to a side of the limiting plate 15 away from the pile sealing plate 4.
When the precast pile is placed in the pile hole 2, the precast pile and the cambered surface of the pile sealing plate 4 relatively slide to drive the pile sealing plate 4 to slide towards the direction close to the mounting block 7, and at the moment, the limiting plate 15 compresses the first spring 10; when pile pressing to the last section, the precast pile breaks away from the back with pile sealing plate 4, and first spring 10 promotes limiting plate 15 and makes pile sealing plate 4 slide towards the direction of keeping away from installation piece 7, pushes out installation cavity 14 with pile sealing plate 4, is favorable to making the top butt of pile sealing plate 4 and precast pile.
Referring to fig. 2, the observation rod 5 and the pile sealing plate 4 are detachably connected, in this embodiment, a threaded section 18 is fixedly connected to one end of the observation rod 5 close to the limiting plate 15, and a threaded hole 19 for being in threaded fit with the threaded section 18 is formed in the top end of the limiting plate 15; in other embodiments, the threaded section 18 and the threaded hole 19 can be replaced by a spring jumping bean slidably disposed on the observation rod 5 and a clamping groove formed in the limiting plate 15, the spring jumping bean is in clamping fit with the clamping groove, and the observation rod 5 and the pile sealing plate 4 can be assembled and disassembled by adopting the clamping fit between the spring jumping bean and the clamping groove. When the pile pressing is finished, the observation rod 5 is rotated to enable the threaded section 18 on the observation rod 5 to be separated from the threaded hole 19, so that the observation rod 5 is taken out, the repeated use is facilitated, and the cost is saved.
The implementation principle of the embodiment of the application is as follows: during pile driving, the threaded section 18 on the observation rod 5 is aligned to the threaded hole 19 on the limiting plate 15, the observation rod 5 is rotated to enable the threaded section 18 to be in threaded connection with the threaded hole 19, the handle 17 is rotated, the handle 17 drives the screw rod 9 to rotate, the screw rod 9 drives the installation block 7 to slide along the length direction of the installation groove 3, and the installation block 7 drives the pile sealing plate 4 to move to a designed elevation according to the scale 13 indicated by the sliding groove 6, so that the pile driving device is simple and convenient; put into stake hole 2 with the precast pile, the precast pile moves down the in-process and takes place relative slip with the cambered surface of closing a sheet of pile 4 to promote to close a sheet of pile 4 and slide towards the direction of being close to installation piece 7, close a sheet of pile 4 and pushed in installation cavity 14, first spring 10 compression, limiting plate 15 drives simultaneously and observes pole 5 and remove towards the direction of keeping away from stake hole 2.
When the pile is pressed to the last stage, after the top end of the precast pile is pressed to the position below the pile sealing plate 4, namely the designed elevation is reached, the side wall of the precast pile is separated from the pile sealing plate 4, the first spring 10 pushes the limiting plate 15 to enable the pile sealing plate 4 to slide towards the direction far away from the mounting block 7, the pile sealing plate 4 is pushed out of the mounting cavity 14, meanwhile, the limiting plate 15 drives the observation rod 5 to slide towards the direction close to the pile hole 2, a worker stops the jack to press the pile by observing that the observation rod 5 positioned outside the foundation 1 moves towards the direction close to the pile hole 2, thereby can reduce the possibility that the precast pile excessively moved down, seal the stake board 4 and shift out installation cavity 14 this moment, twist grip 17, and handle 17 orders about screw rod 9 and rotates, makes screw rod 9 drive and seals stake board 4 lapse, makes the top of sealing 4 diapalls of stake board and precast pile further butt, after removing the jack, seals stake board 4 and effectively restricts the precast pile and kick-backs.
Example 2:
referring to fig. 1 and fig. 3, the difference between this embodiment and embodiment 1 is that a fixing pin 11 for driving into the foundation 1 is slidably disposed through one side of the mounting block 7 away from the pile sealing plate 4, a sliding direction of the fixing pin 11 is parallel to a sliding direction of the pile sealing plate 4, a mounting hole 20 for the fixing pin 11 to pass through is disposed on one side of the mounting block 7 away from the pile sealing plate 4, a head of the fixing pin 11 is located on one side close to the pile sealing plate 4, one end of the fixing pin 11 away from the pile sealing plate 4 is flush with an outer wall of the mounting block 7, one end of the fixing pin 11 close to the pile sealing plate 4 is sleeved with a second spring 12, an extending direction of the second spring 12 is parallel to the sliding direction of the fixing pin 11, one end of the second spring 12 is fixedly connected to one end of the fixing pin 11 close to the pile sealing plate 4, and the other end is fixedly connected to an inner wall of the mounting cavity 14. In the present embodiment, four fixing nails 11 are provided, which is beneficial to improving the relative fixing effect between the mounting block 7 and the foundation 1.
The implementation principle of the embodiment of the application is as follows: put into stake hole 2 with the precast pile, relative slip takes place for the precast pile and the cambered surface of seal pile board 4, with seal pile board 4 support into installation cavity 14 in, seal pile board 4 orientation is close to the gliding in-process of installation cavity 14, with the head butt of staple 11, and promote the direction slip of staple 11 orientation keeping away from installation piece 7, second spring 12 compression, make staple 11 insert in the basis 1, improve the relatively fixed effect of installation piece 7 and basis 1, when seal pile board 4 and precast pile butt, be favorable to strengthening the relative steadiness of seal pile board 4, reduce the load on the screw rod 9. The arrangement of the second spring 12 guides the sliding of the staple 11, facilitating the insertion of the staple 11 into the base 1.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a modified anchor rod static pressure pile's pile sealing device, includes basis (1) and sets up stake hole (2) on basis (1), its characterized in that: the pile comprises a pile hole (2), wherein a mounting groove (3) is formed in the inner wall of the pile hole (2), a pile sealing plate (4) which is abutted to the top end of the precast pile is arranged in the mounting groove (3) in a sliding mode, the sliding direction of the pile sealing plate (4) is perpendicular to the depth direction of the pile hole (2), the top end of the pile sealing plate (4) is arranged to be an arc surface, the arc surface faces away from the direction downward inclination of the mounting groove (3), the arc surface is used for sliding relative to the bottom wall of the precast pile, an elastic pushing piece which is used for pushing the pile sealing plate (4) to face away from the direction sliding of the mounting groove (3) is arranged in the mounting groove (3), an observation rod (5) is arranged on one side, close to the mounting groove (3), of the pile sealing plate (4), the observation rod (5) extends out of a foundation (1), and a sliding groove (6) which is used for the observation rod (5) to penetrate is formed in the foundation (1).
2. An improved pile sealing device for a stock static pressure pile according to claim 1, wherein: the installation groove (3) extends along the depth direction of the pile hole (2), an installation block (7) is arranged in the installation groove (3) in a sliding mode, the sliding direction of the installation block (7) is parallel to the depth direction of the pile hole (2), the pile sealing plate (4) slides in the installation block (7), an elastic pushing piece is arranged in the installation block (7), a through hole (8) for the observation rod (5) to penetrate through is formed in the installation block (7), and a driving piece for driving the installation block (7) to drive the pile sealing plate (4) to slide is arranged in the installation groove (3).
3. An improved pile sealing device for a stock static pressure pile according to claim 2, wherein: the driving piece comprises a screw (9) which is rotatably arranged in the mounting groove (3), the rotating axis of the screw (9) is parallel to the sliding direction of the mounting block (7), and the mounting block (7) is in threaded connection with the screw (9).
4. An improved pile sealing device for a stock static pressure pile according to claim 2, wherein: the elastic pushing piece comprises a first spring (10) used for pushing the pile sealing plate (4) to slide towards the direction far away from the mounting block (7), one end of the first spring (10) is arranged in the mounting block (7), and the other end of the first spring is arranged on the pile sealing plate (4).
5. An improved pile sealing device for a bolt static pile according to any one of claims 2-4, wherein: one side of the mounting block (7) far away from the pile sealing plate (4) slides to penetrate through a fixing nail (11) used for nailing into the foundation (1), and the sliding direction of the fixing nail (11) is parallel to the sliding direction of the pile sealing plate (4).
6. An improved pile sealing device for a stock static pressure pile according to claim 5, wherein: one end cover that staple (11) are close to and seal pilework (4) is equipped with second spring (12), the one end setting of second spring (12) is in one side that staple (11) are close to and seal pilework (4), and the other end setting is in installation piece (7).
7. An improved pile sealing device for a bolt static pile according to any one of claims 2-4, wherein: the length direction of observation pole (5) is on a parallel with the depth direction of stake hole (2), be provided with scale (13) on observation pole (5).
8. An improved pile sealing device for a stock static pressure pile according to claim 1, wherein: the observation rod (5) is detachably connected with the pile sealing plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210268903.2A CN114561949B (en) | 2022-03-18 | Pile sealing device of improved anchor rod static pressure pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210268903.2A CN114561949B (en) | 2022-03-18 | Pile sealing device of improved anchor rod static pressure pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114561949A true CN114561949A (en) | 2022-05-31 |
| CN114561949B CN114561949B (en) | 2024-05-24 |
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