CN114561936B - Cast-in-place pile construction device and construction method - Google Patents
Cast-in-place pile construction device and construction method Download PDFInfo
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- CN114561936B CN114561936B CN202210256563.1A CN202210256563A CN114561936B CN 114561936 B CN114561936 B CN 114561936B CN 202210256563 A CN202210256563 A CN 202210256563A CN 114561936 B CN114561936 B CN 114561936B
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- clamping
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- 238000010276 construction Methods 0.000 title claims abstract description 30
- 239000004567 concrete Substances 0.000 claims abstract description 56
- 230000002787 reinforcement Effects 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000005056 compaction Methods 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 20
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 20
- 241001330002 Bambuseae Species 0.000 abstract description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 20
- 239000011425 bamboo Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 241000264877 Hippospongia communis Species 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- 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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/385—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
Abstract
The utility model relates to a bored concrete pile construction equipment, it includes frame and slides the stake section of thick bamboo that sets up in the frame, stake section of thick bamboo is used for inserting in the steel reinforcement cage, be provided with the first drive assembly who is used for driving stake section of thick bamboo slip in the frame, stake section of thick bamboo intercommunication has the passage, the passage is used for carrying the concrete to in the stake section of thick bamboo, be provided with the vibration mechanism that is used for carrying out the compaction to the concrete in the stake section of thick bamboo in the frame; the pile is characterized in that the bottom wall of the pile cylinder is provided with an opening, a pressing plate is slidably arranged in the pile cylinder along the length direction of the pile cylinder, the pressing plate is used for pressing concrete in the pile cylinder into a pile hole, and a second driving assembly used for driving the pressing plate to slide is arranged on the pile cylinder. The cast-in-place pile has the advantages that the cast-in-place pile after being molded is difficult to have the conditions of honeycombed holes, mud clamping and the like, and the effect of the quality of finished products of the cast-in-place pile is greatly improved.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a cast-in-place pile construction device and a construction method.
Background
The cast-in-place pile is a pile which is formed by casting concrete or reinforced concrete, and the cast-in-place pile can be divided into a cast-in-situ pile, a pipe sinking cast-in-situ pile, a manual hole digging cast-in-situ pile, an explosion cast-in-situ pile and the like according to different hole forming methods; the bored pile has the advantages of low construction cost, simple construction operation, no vibration, no noise, no soil squeezing effect, suitability for being used in dense areas of urban buildings and the like, and is widely applied to the field of construction engineering.
At present, when a bored pile is constructed, a pile hole is drilled at a construction position by using a drilling machine, a prefabricated reinforcement cage is vertically hung in the pile hole and fixed, and then concrete is poured into the pile hole by using a guide pipe, so that the bored pile is formed.
However, when concrete is poured into the pile hole, the concrete in the pile hole is not compact, so that the formed cast-in-place pile is easy to generate honeycomb, cavity, mud and other conditions, and the quality of a finished product of the cast-in-place pile is greatly reduced.
Disclosure of Invention
In order to improve the quality of finished products of cast-in-place piles, the application provides a cast-in-place pile construction device and a construction method.
In a first aspect, the present application provides a bored concrete pile construction device, adopts following technical scheme:
the pile cylinder is used for being inserted into a reinforcement cage, a first driving component used for driving the pile cylinder to slide is arranged on the frame, the pile cylinder is communicated with a material guide pipe, the material guide pipe is used for conveying concrete into the pile cylinder, and a vibrating mechanism used for compacting the concrete in the pile cylinder is arranged on the frame; the pile is characterized in that the bottom wall of the pile cylinder is provided with an opening, a pressing plate is slidably arranged in the pile cylinder along the length direction of the pile cylinder, the pressing plate is used for pressing concrete in the pile cylinder into a pile hole, and a second driving assembly used for driving the pressing plate to slide is arranged on the pile cylinder.
By adopting the technical scheme, the pile hole is drilled at the construction position of the cast-in-place pile, the prefabricated reinforcement cage is vertically hung in the pile hole and fixed, then the pile cylinder is driven to slide downwards by the first driving component and is inserted into the reinforcement cage, after the pile cylinder contacts with the bottom of the pile hole, concrete is conveyed into the pile cylinder through the material guide pipe, and when the concrete in the pile cylinder reaches a certain degree, the vibration mechanism is started to tap the concrete in the pile cylinder; the second driving component drives the pressing plate to slide, so that the pressing plate is in contact with the concrete in the pile cylinder, and the first driving component drives the pile cylinder to ascend and gradually withdraw from the pile hole; meanwhile, the second driving assembly continuously drives the pressing plate to slide downwards and presses the concrete into the pile hole, so that the reinforcement cage is embedded into the concrete, honeycomb, holes, mud clamping and other conditions are not easy to occur on the formed cast-in-place pile, and the quality of a finished product of the cast-in-place pile is greatly improved.
Optionally, a supporting block is slidably arranged in the sliding direction of the pile cylinder on the frame, and the pile cylinder is fixedly arranged on the supporting block; the vibrating mechanism comprises a vibrating block and a third driving assembly, the vibrating block is arranged on the supporting block in a sliding mode along the direction close to or far away from the pile cylinder, the vibrating block is used for colliding with the pile cylinder, and the third driving assembly is used for driving the vibrating block to slide.
Through adopting above-mentioned technical scheme, drive the vibrating piece through third drive assembly and slide, the gliding in-process of vibrating piece collides with the surface of a pile section of thick bamboo to make a pile section of thick bamboo produce the vibration of certain degree, thereby realize the compaction to the concrete in the pile section of thick bamboo.
Optionally, the third drive assembly includes elastic component, first motor and cam, the elastic component is used for driving the vibrating piece to slide to being close to a section of thick bamboo direction, first motor is fixed to be set up on the supporting shoe, the cam is fixed to be set up on the output shaft of first motor, just the axis of rotation of cam is perpendicular with the slip direction of vibrating piece, the fixed contact block that is used for contacting the cam that is provided with on the vibrating piece.
Through adopting above-mentioned technical scheme, drive the cam through first motor and rotate, cam pivoted is in the same time, touches with the contact block on the vibrating block to promote the vibrating block through the contact block and to keeping away from stake section of thick bamboo direction and slide, after the cam rotated certain angle, break away from with the contact block, the vibrating block slides to being close to stake section of thick bamboo direction under the elastic force effect of elastic component, thereby bump with stake section of thick bamboo.
Optionally, the pile cylinder is detachably arranged on the supporting block, and the first driving assembly is used for driving the supporting block to slide; the mounting block is arranged on the frame in a sliding mode along the sliding direction of the supporting block, the second driving assembly is used for driving the mounting block to slide, the transmission rod is fixedly arranged on the pressing plate, and the transmission rod is detachably arranged on the mounting block.
Through adopting above-mentioned technical scheme, can dismantle the setting on the supporting shoe with a section of thick bamboo to make transfer line and installation piece detachable connection, be convenient for dismantle a section of thick bamboo down, and change or maintain a section of thick bamboo.
Optionally, rotate on the supporting shoe and be provided with first arm lock and second arm lock, first arm lock and second arm lock deflect along being close to each other or keeping away from the direction, just be provided with the first clamping interval that is used for holding a stake section of thick bamboo between first arm lock and the second arm lock, be provided with on the supporting shoe and be used for driving first arm lock and second arm lock along being close to each other or keeping away from the fourth drive assembly that the direction deflected.
Through adopting above-mentioned technical scheme, place a stake section of thick bamboo in the first centre gripping interval between first arm lock and second arm lock, drive first arm lock and second arm lock mutually close to through fourth drive assembly to the realization is fixed to the clamp of stake section of thick bamboo.
Optionally, the fourth drive assembly includes first gear, second gear and actuating source, the coaxial fixed connection of axis of rotation of first arm lock, the coaxial fixed connection of axis of rotation of second gear and second arm lock, just first gear and second gear engagement, the actuating source is used for driving first gear rotation.
By adopting the technical scheme, the starting drive source drives the first gear to rotate, and the first gear is meshed with the second gear, so that the second gear is driven to simultaneously reversely rotate, and the first clamping arm and the second clamping arm are driven to simultaneously deflect along the directions approaching to or away from each other.
Optionally, the driving source includes the second motor, the fixed setting of second motor is on the supporting shoe, coaxial fixed being provided with the worm on the output shaft of second motor, coaxial fixed being provided with the worm wheel on the first gear, worm and worm wheel meshing.
By adopting the technical scheme, the worm is driven to rotate by the second motor, and the worm wheel is driven to rotate by the worm, so that the first gear is driven to rotate; through the setting of worm gear, when the second motor was in the outage state, first arm lock and second arm lock were difficult for taking place to deflect to lead to producing not hard up to the centre gripping of stake section of thick bamboo.
Optionally, the installation piece is last to be provided with first clamp splice and second clamp splice along the direction of being close to each other or keeping away from each other, the one end that first clamp splice and second clamp splice are close to each other is provided with the second clamping interval that is used for the centre gripping transfer line jointly, be provided with on the installation piece and be used for driving first clamp splice and second clamp splice to be close to each other or the fifth drive assembly who keeps away from.
Through adopting above-mentioned technical scheme, prevent the transfer line between first clamp splice and second clamp splice, and lie in the second centre gripping interval between first clamp splice and the second clamp splice, drive first clamp splice and second clamp splice mutually near through fifth drive assembly to the realization is fixed to the clamp of transfer line.
Optionally, the fifth drive assembly includes two-way screw rod and driving piece, two-way screw rod rotates and sets up on the installation piece, and two-way screw rod's axial is parallel with the slip direction of first clamp splice and second clamp splice, two ends of two-way screw rod respectively with first clamp splice and second clamp splice threaded connection, driving piece is used for driving two-way screw rod rotation.
By adopting the technical scheme, the driving piece drives the bidirectional screw rod to rotate, and as the two ends of the bidirectional screw rod are respectively in threaded connection with the first clamping block and the second clamping block, the bidirectional screw rod can drive the first clamping block and the second clamping block to slide along the direction approaching or separating from each other at the same time when rotating; and when the bidirectional screw stops rotating, the first clamping block and the second clamping block can be limited.
In a second aspect, the present application provides a construction method of a bored pile construction apparatus, which adopts the following technical scheme:
a construction method of a cast-in-place pile construction device comprises the following steps:
s1, drilling a pile hole at a construction position of a cast-in-place pile, vertically hanging a prefabricated reinforcement cage into the pile hole and fixing the pile hole, driving a pile cylinder to slide downwards through a first driving assembly, inserting the pile cylinder into the reinforcement cage, enabling the pile cylinder to be in contact with the bottom of the pile hole, and conveying concrete into the pile cylinder through a material guide pipe;
s2, when concrete in the pile cylinder reaches a certain degree, starting a first motor to drive a cam to rotate, touching a contact block on the vibrating block while the cam rotates, pushing the vibrating block to slide in a direction away from the pile cylinder through the contact block, separating the cam from the contact block after rotating to a certain angle, and enabling the vibrating block to slide in a direction close to the pile cylinder under the elastic force of an elastic piece and collide with the pile cylinder, so that the pile cylinder generates vibration to a certain degree, and compaction of the concrete in the pile cylinder is realized;
s3, driving the pressing plate to slide through the second driving assembly, enabling the pressing plate to be in contact with concrete in the pile cylinder, driving the pile cylinder to ascend through the first driving assembly and gradually exiting the pile hole; meanwhile, the second driving assembly continuously drives the pressing plate to slide downwards and presses the concrete into the pile hole, so that the reinforcement cage is embedded into the concrete, and the pouring of the pouring pile is completed.
In summary, the present application includes at least one of the following beneficial technical effects:
1. driving the pile cylinder to be inserted into the reinforcement cage through the first driving assembly, conveying concrete into the pile cylinder through the material guide pipe, and then starting the vibration mechanism to tap the concrete in the pile cylinder; the second driving component drives the pressing plate to slide, so that the pressing plate is in contact with the concrete in the pile cylinder, and the first driving component drives the pile cylinder to ascend and gradually withdraw from the pile hole; meanwhile, the second driving assembly continuously drives the pressing plate to slide downwards and presses the concrete into the pile hole, so that the reinforcement cage is embedded into the concrete, honeycomb, holes, mud clamping and other conditions are not easy to occur on the formed cast-in-place pile, and the quality of a finished product of the cast-in-place pile is greatly improved;
2. the cam is driven to rotate by the first motor, the cam rotates and contacts with the contact block on the vibrating block, the vibrating block is pushed to slide in the direction away from the pile cylinder by the contact block, the cam is separated from the contact block after rotating to a certain angle, and the vibrating block slides in the direction close to the pile cylinder under the action of the elastic force of the elastic piece and collides with the pile cylinder, so that the pile cylinder generates vibration to a certain extent, and compaction of concrete in the pile cylinder is realized;
3. the driving piece drives the bidirectional screw rod to rotate, and as the two ends of the bidirectional screw rod are respectively in threaded connection with the first clamping block and the second clamping block, the bidirectional screw rod can drive the first clamping block and the second clamping block to simultaneously slide along the directions approaching to or separating from each other while rotating, so that the clamping and fixing of the transmission rod are realized; and when the bidirectional screw stops rotating, the first clamping block and the second clamping block can be limited.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic diagram of a part of the structure of an embodiment of the present application, mainly used for expressing the connection relationship between the pile casing and the supporting block;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic view of a part of the structure of the embodiment of the present application, which is mainly used for expressing the connection relationship between the transmission rod and the mounting block.
Reference numerals illustrate: 1. a frame; 11. a first drive assembly; 111. a first lead screw; 112. a first driving motor; 12. a first chute; 13. a second chute; 14. a second drive assembly; 141. a second lead screw; 142. a second driving motor; 2. a support block; 21. a first clamp arm; 22. a second clamp arm; 23. a first clamping section; 24. a first protective frame; 241. a fixed block; 2411. a third chute; 2412. a limit groove; 25. a second protective frame; 3. a pile cylinder; 31. a material guiding pipe; 311. a connection sleeve; 32. a pressing plate; 33. a transmission rod; 34. a mounting cylinder; 341. installing a sleeve; 342. a bump block; 4. a vibration mechanism; 41. a vibrating block; 411. a limiting block; 412. a contact block; 42. a third drive assembly; 421. an elastic member; 422. a first motor; 423. a cam; 5. a mounting block; 51. a fourth chute; 52. a first clamping block; 521. a first slider; 53. a second clamping block; 531. a second slider; 54. a receiving groove; 55. a second clamping section; 6. a fourth drive assembly; 61. a first gear; 611. a worm wheel; 62. a second gear; 63. a second motor; 631. a worm; 7. a fifth drive assembly; 71. a bidirectional screw; 72. and a third motor.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
The embodiment of the application discloses a bored concrete pile construction equipment. Referring to fig. 1, including frame 1, along the supporting shoe 2 of vertical direction slip setting on frame 1 to and fixed pile cylinder 3 that sets up on supporting shoe 2, be provided with on frame 1 and be used for driving the gliding first drive assembly 11 of pile cylinder 3, pile cylinder 3 is used for inserting in the steel reinforcement cage, and the lateral wall intercommunication of pile cylinder 3 has guide pipe 31, and guide pipe 31 is used for carrying the concrete to pile cylinder 3 in, is provided with on the supporting shoe 2 and is used for carrying out vibration mechanism 4 of tap to the concrete in the pile cylinder 3.
Referring to fig. 1, the first driving assembly 11 includes a first screw rod 111 and a first driving motor 112, a first chute 12 is provided on the frame 1 along a vertical direction, the supporting block 2 is slidably provided in the first chute 12, the first screw rod 111 is rotatably provided in the first chute 12, an axial direction of the first screw rod 111 is parallel to a sliding direction of the supporting block 2, a first threaded hole is provided on the supporting block 2 along the axial direction of the first screw rod 111, the first screw rod 111 is provided through the first threaded hole and is in threaded connection with the supporting block 2, the first driving motor 112 is fixedly provided in the first chute 12, and an output shaft of the first motor 422 is fixedly connected with the first screw rod 111 in a coaxial manner.
Referring to fig. 1, a second chute 13 is provided on the frame 1 and above the supporting block 2 along the sliding direction of the supporting block 2, a mounting block 5 is provided in the second chute 13 in a sliding manner, a bottom wall opening of the pile cylinder 3 is provided, a pressing plate 32 is provided in the pile cylinder 3 in a sliding manner along the length direction of the pile cylinder 3, a top wall of the pressing plate 32 is fixedly provided with a transmission rod 33, the length direction of the transmission rod 33 is parallel to the axial direction of the pile cylinder 3, the transmission rod 33 penetrates through the top wall of the pile cylinder 3 and is in sliding connection with the pile cylinder 3, the transmission rod 33 is fixedly connected with the mounting block 5, and a second driving component 14 for driving the mounting block 5 to slide is provided on the frame 1.
Referring to fig. 1, the second driving assembly 14 includes a second screw rod 141 and a second driving motor 142, the second screw rod 141 is rotatably disposed in the second chute 13, and an axial direction of the second screw rod 141 is parallel to a sliding direction of the mounting block 5, a second threaded hole is formed in the mounting block 5 along an axial direction of the screw rod, the second screw rod 141 is disposed in the second threaded hole in a penetrating manner and is in threaded connection with the mounting block 5, the second driving motor 142 is fixedly disposed on a top wall of the frame 1, and an output shaft of the second driving motor 142 extends into the second chute 13 and is fixedly connected with the second screw rod 141 in a coaxial manner.
Referring to fig. 2, the pile cylinders 3 may be provided with different sizes, the top wall of each pile cylinder 3 is fixedly provided with a mounting cylinder 34, and the sizes of the mounting cylinders 34 are the same.
Referring to fig. 2, a mounting sleeve 341 is communicated with the side wall of the mounting cylinder 34, the mounting sleeve 341 is communicated with the inside of the pile cylinder 3, an internal thread is formed in the inner wall of the mounting sleeve 341, a connecting sleeve 311 is rotatably arranged at one end of the material guiding pipe 31, the connecting sleeve 311 is communicated with the material guiding pipe 31, and an external thread matched with the internal thread on the mounting sleeve 341 is formed in the side wall of the connecting sleeve 311; when the pile drum 3 is in contact with the bottom wall of the pile hole, the connection end of the mounting sleeve 341 and the mounting drum 34 is located below the pressing plate 32.
Referring to fig. 1 and 2, an installation groove is formed in one end, far away from the support frame, of the support block 2 along a horizontal direction, a first clamping arm 21 and a second clamping arm 22 are rotatably arranged in the installation groove, the first clamping arm 21 deflects along a mutually approaching or separating direction, a first clamping section 23 for clamping the installation cylinder 34 is arranged between the first clamping arm 21 and the second clamping arm 22, the first clamping section 23 is matched with the installation cylinder 34, and a fourth driving assembly 6 for driving the first clamping arm 21 and the second clamping arm 22 to deflect along the mutually approaching or separating direction is arranged on the support block 2.
When the pile cylinder 3 is installed, the installation cylinder 34 on the pile cylinder 3 is placed in the first clamping interval 23 between the first clamping arm 21 and the second clamping arm 22, and the first clamping arm 21 and the second clamping arm 22 are driven to be close to each other through the fourth driving assembly 6, so that the installation cylinder 34 is clamped and fixed.
Referring to fig. 2, first anti-slip teeth are formed on one side of the first clamping arm 21 and the second clamping arm 22, which are close to each other; the stability of the first clamping arm 21 and the second clamping arm 22 when clamping the mounting cylinder 34 is increased by the anti-slip teeth.
Referring to fig. 2, the fourth driving assembly 6 includes a first gear 61, a second gear 62 and a driving source, the first gear 61 and the second gear 62 are both rotatably disposed on the top wall of the supporting block 2, and the first gear 61 and the second gear 62 have the same shape and size, the first gear 61 is fixedly connected with the rotation shaft of the first clamping arm 21, the second gear 62 is fixedly connected with the rotation shaft of the second clamping arm 22, the first gear 61 is meshed with the second gear 62, the first protection frame 24 is fixedly disposed on the top wall of the supporting block 2, and the first gear 61 and the second gear 62 are both located in the first protection frame 24.
Referring to fig. 2, the driving source includes a second motor 63, the second motor 63 is fixedly disposed on a top wall of the first protection frame 24, a worm 631 is coaxially and fixedly disposed on an output shaft of the second motor 63, a worm wheel 611 is coaxially and fixedly disposed on the first gear 61, the worm 631 is engaged with the worm wheel 611, the top wall of the first protection frame 24 is fixedly disposed with the second protection frame 25, the worm wheel 611 and the worm 631 are both disposed in the second protection frame 25, and the worm 631 is rotatably connected with the second protection frame 25.
The worm 631 is driven to rotate by the second motor 63, and the worm gear 611 is driven to rotate by the worm 631, so that the first gear 61 is driven to rotate, and the second gear 62 is driven to simultaneously reversely rotate because the first gear 61 is meshed with the second gear 62, so that the first clamping arm 21 and the second clamping arm 22 are driven to simultaneously deflect along the approaching or separating direction; moreover, by the arrangement of the worm wheel 611 and the worm 631, when the second motor 63 is in the power-off state, the first clamp arm 21 and the second clamp arm 22 are not easily deflected, and the clamping of the pile cylinder 3 is loosened.
Referring to fig. 2 and 3, the vibration mechanism 4 includes a vibration block 41 and a third driving component 42, a fixed block 241 is fixedly arranged on the top wall of the first protection frame 24, a third sliding groove 2411 is formed in one end of the fixed block 241 away from the frame 1 along the direction of approaching or separating from the pile drum 3, the vibration block 41 is slidably arranged in the third sliding groove 2411, a limiting block 411 is fixedly arranged on the side wall of the vibration block 41, a limiting groove 2412 communicated with the third sliding groove 2411 is formed in the side wall of the third sliding groove 2411 along the sliding direction of the vibration block 41, the limiting block 411 is slidably arranged in the limiting groove 2412, and the third driving component 42 is used for driving the vibration block 41 to slide; the mounting cylinder 34 is fixedly provided with a bump block 342 for colliding with the vibration block 41; the third driving component 42 drives the vibrating block 41 to slide, and in the sliding process of the vibrating block 41, the vibrating block collides with the collision block 342 on the mounting cylinder 34, so that the pile cylinder 3 vibrates to a certain extent, and compaction of concrete in the pile cylinder 3 is realized.
Referring to fig. 2 and 3, the third driving assembly 42 includes an elastic member 421, a first motor 422 and a cam 423, the elastic member 421 includes a compression spring, the compression spring is disposed in a third sliding groove 2411, one end of the compression spring is abutted to the bottom of the third sliding groove 2411, the other end of the compression spring is abutted to the vibration block 41, the first motor 422 is fixedly disposed on the top wall of the second protection frame 25, the cam 423 is fixedly disposed on the output shaft of the first motor 422, and the rotation axis of the cam 423 is perpendicular to the sliding direction of the vibration block 41, and the top wall on the vibration block 41 is fixedly disposed with a contact block 412 for contacting the cam 423.
The cam 423 is driven to rotate by the first motor 422, the cam 423 rotates and simultaneously touches the contact block 412 on the vibrating block 41, the contact block 412 pushes the vibrating block 41 to slide in the direction away from the pile cylinder 3, the cam 423 rotates to a certain angle and then is separated from the contact block 412, and the vibrating block 41 slides in the direction close to the pile cylinder 3 under the action of the elastic force of the elastic piece 421, so that the vibrating block collides with the pile cylinder 3.
Referring to fig. 4, a fourth sliding groove 51 is formed in the bottom wall of the mounting block 5 along the sliding direction perpendicular to the mounting block 5, a first clamping block 52 and a second clamping block 53 are slidably arranged in the fourth sliding groove 51, a containing groove 54 communicated with the fourth sliding groove 51 is formed in the side wall of the fourth sliding groove 51 along the sliding direction of the first clamping block 52, a first sliding block 521 is fixedly arranged on the first clamping block 52, a second sliding block 531 is fixedly arranged on the second clamping block 53, and the first sliding block 521 and the second sliding block 531 are slidably arranged in the containing groove 54.
Referring to fig. 4, the first clamping block 52 and the second clamping block 53 are provided with clamping grooves at the ends close to each other, and the side walls of the clamping grooves are provided with second anti-slip teeth; the clamping grooves on the first clamping block 52 and the second clamping block 53 jointly form a second clamping interval 55 for clamping the transmission rod 33, the second clamping interval 55 is matched with the transmission rod 33, and the mounting block 5 is provided with a fifth driving assembly 7 for driving the first clamping block 52 and the second clamping block 53 to be close to or far from each other; the transmission rod 33 is prevented from being positioned between the first clamping block 52 and the second clamping block 53 and positioned in a second clamping interval 55 formed by clamping grooves on the first clamping block 52 and the second clamping block 53, and the first clamping block 52 and the second clamping block 53 are driven to be close to each other by the fifth driving assembly 7, so that the clamping and fixing of the transmission rod 33 are realized.
Referring to fig. 4, the fifth driving assembly 7 includes a bidirectional screw 71 and a driving member, the bidirectional screw 71 is rotatably disposed in the accommodating groove 54, the axial direction of the bidirectional screw 71 is parallel to the sliding directions of the first slider 521 and the second slider 531, the first slider 521 and the second slider 531 are respectively provided with a third threaded hole along the axial direction of the bidirectional screw 71, two ends of the bidirectional screw 71 are respectively disposed in the third threaded holes of the first slider 521 and the second slider 531, and the bidirectional screw 71 is respectively in threaded connection with the first slider 521 and the second slider 531; the driving member includes a third motor 72, the third motor 72 is fixedly arranged on the mounting block 5, and an output shaft of the third motor 72 extends into the accommodating groove 54 and is fixedly connected with the bidirectional screw 71 coaxially.
The third motor 72 drives the bidirectional screw 71 to rotate, and as the two ends of the bidirectional screw 71 are respectively in threaded connection with the first slider 521 and the second slider 531, the bidirectional screw 71 can drive the first slider 521 and the second slider 531 to slide along the direction approaching or separating from each other at the same time while rotating, and drive the first clamping block 52 and the second clamping block 53 to slide along the direction approaching or separating from each other at the same time; when the bidirectional screw 71 stops rotating, the first clamping block 52 and the second clamping block 53 can be limited.
The implementation principle of the bored pile construction device of the embodiment of the application is as follows: firstly, a pile hole is drilled at a construction position of a cast-in-place pile, a prefabricated reinforcement cage is vertically hung in the pile hole and fixed, then, a first driving motor 112 is started to drive a first screw rod 111 to rotate and drive a supporting block 2 to vertically slide downwards, so that a pile cylinder 3 is driven to be inserted into the reinforcement cage, and after the pile cylinder 3 is contacted with the bottom of the pile hole, concrete is conveyed into the pile cylinder 3 through a guide pipe 31.
When the concrete in the pile cylinder 3 reaches a certain degree, the first motor 422 is started to drive the cam 423 to rotate, the cam 423 rotates and simultaneously contacts with the contact block 412 on the vibrating block 41, the contact block 412 pushes the vibrating block 41 to slide away from the pile cylinder 3, the cam 423 rotates to a certain angle and then is separated from the contact block 412, the vibrating block 41 slides towards the direction close to the pile cylinder 3 under the action of the elastic force of the elastic piece 421 and collides with the pile cylinder 3, so that the pile cylinder 3 generates vibration to a certain degree, and compaction of the concrete in the pile cylinder 3 is realized.
Starting a second driving motor 142 to drive a second lead screw 141 to rotate, driving a mounting block 5 to slide downwards by the second lead screw 141, driving a pressing plate 32 to slide in a pile cylinder 3, enabling the pressing plate 32 to be in contact with concrete in the pile cylinder 3, and starting a first driving motor 112 to drive the pile cylinder 3 to ascend and gradually withdraw from a pile hole; meanwhile, the second driving motor 142 continues to drive the pressing plate 32 to slide downwards and press the concrete into the pile holes, so that the reinforcement cage is embedded into the concrete, honeycombs, hollows, mud clamping and the like are not easy to occur on the formed cast-in-place pile, and the quality of finished products of the cast-in-place pile is greatly improved.
The embodiment of the application also discloses a construction method of the cast-in-place pile construction device, which comprises the following steps:
s1, drilling a pile hole at a construction position of a cast-in-place pile, vertically hanging a prefabricated reinforcement cage into the pile hole and fixing the pile hole, starting a first driving motor 112 to drive a first screw 111 to rotate and drive a supporting block 2 to vertically slide downwards, driving a pile cylinder 3 to be inserted into the reinforcement cage, enabling the pile cylinder 3 to be in contact with the bottom of the pile hole, and then conveying concrete into the pile cylinder 3 through a guide pipe 31;
s2, when the concrete in the pile cylinder 3 reaches a certain degree, the first motor 422 is started to drive the cam 423 to rotate, the cam 423 rotates and contacts with the contact block 412 on the vibrating block 41, the contact block 412 pushes the vibrating block 41 to slide away from the pile cylinder 3, the cam 423 rotates to a certain angle and then is separated from the contact block 412, and the vibrating block 41 slides towards the direction close to the pile cylinder 3 under the action of the elastic force of the elastic piece 421 and collides with the pile cylinder 3, so that the pile cylinder 3 generates vibration to a certain degree, and compaction of the concrete in the pile cylinder 3 is realized;
s3, after that, a second driving motor 142 is started to drive a second lead screw 141 to rotate, the second lead screw 141 drives a mounting block 5 to slide downwards, and drives a pressing plate 32 to slide in the pile cylinder 3, so that the pressing plate 32 is in contact with concrete in the pile cylinder 3; the first driving motor 112 is started to drive the pile cylinder 3 to ascend and gradually withdraw from the pile hole, and at the same time, the second driving motor 142 continues to drive the pressing plate 32 to slide downwards and press the concrete into the pile hole, so that the pouring of the pouring pile is completed.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (2)
1. The utility model provides a bored concrete pile construction equipment which characterized in that: the pile driving device comprises a frame (1) and a pile cylinder (3) arranged on the frame (1) in a sliding manner, wherein the pile cylinder (3) is used for being inserted into a reinforcement cage, a first driving assembly (11) for driving the pile cylinder (3) to slide is arranged on the frame (1), the pile cylinder (3) is communicated with a material guide pipe (31), the material guide pipe (31) is used for conveying concrete into the pile cylinder (3), and a vibrating mechanism (4) for vibrating the concrete in the pile cylinder (3) is arranged on the frame (1); the pile driving device is characterized in that an opening of the bottom wall of the pile cylinder (3) is arranged, a pressing plate (32) is slidably arranged in the pile cylinder (3) along the length direction of the pile cylinder (3), the pressing plate (32) is used for pressing concrete in the pile cylinder (3) into a pile hole, and a second driving assembly (14) for driving the pressing plate (32) to slide is arranged on the pile cylinder (3);
a support block (2) is arranged on the frame (1) in a sliding manner along the sliding direction of the pile cylinder (3), and the pile cylinder (3) is fixedly arranged on the support block (2); the vibrating mechanism (4) comprises a vibrating block (41) and a third driving assembly (42), the vibrating block (41) is arranged on the supporting block (2) in a sliding manner along the direction approaching to or separating from the pile cylinder (3), the vibrating block (41) is used for colliding with the pile cylinder (3), and the third driving assembly (42) is used for driving the vibrating block (41) to slide;
the pile cylinder (3) is detachably arranged on the supporting block (2), and the first driving assembly (11) is used for driving the supporting block (2) to slide; a second chute (13) is formed in the frame (1) and located above the supporting block (2) along the sliding direction of the supporting block (2), an installation block (5) is arranged in the second chute (13) in a sliding mode, the second driving assembly (14) is used for driving the installation block (5) to slide, a transmission rod (33) is fixedly arranged on the pressing plate (32), and the transmission rod (33) is detachably arranged on the installation block (5);
the first driving assembly (11) comprises a first screw rod (111) and a first driving motor (112), a first sliding groove (12) is formed in the frame (1) along the vertical direction, the supporting block (2) is slidably arranged in the first sliding groove (12), the first screw rod (111) is rotatably arranged in the first sliding groove (12), the axial direction of the first screw rod (111) is parallel to the sliding direction of the supporting block (2), a first threaded hole is formed in the supporting block (2) along the axial direction of the first screw rod (111), the first screw rod (111) penetrates through the first threaded hole and is in threaded connection with the supporting block (2), and the first driving motor (112) is fixedly arranged in the first sliding groove (12) and an output shaft of the first driving motor (112) is fixedly connected with the first screw rod (111) in a coaxial mode;
the second driving assembly (14) comprises a second screw rod (141) and a second driving motor (142), the second screw rod (141) is rotatably arranged in the second chute (13), the axial direction of the second screw rod (141) is parallel to the sliding direction of the mounting block (5), a second threaded hole is formed in the mounting block (5) along the axial direction of the screw rod, the second screw rod (141) penetrates through the second threaded hole and is in threaded connection with the mounting block (5), the second driving motor (142) is fixedly arranged on the top wall of the frame (1), and an output shaft of the second driving motor (142) extends into the second chute (13) and is fixedly connected with the second screw rod (141) in a coaxial manner;
the third driving assembly (42) comprises an elastic piece (421), a first motor (422) and a cam (423), the elastic piece (421) is used for driving the vibrating block (41) to slide towards the direction close to the pile cylinder (3), the first motor (422) is fixedly arranged on the supporting block (2), the cam (423) is fixedly arranged on an output shaft of the first motor (422), a rotating shaft of the cam (423) is perpendicular to the sliding direction of the vibrating block (41), and a contact block (412) used for contacting the cam (423) is fixedly arranged on the vibrating block (41);
the pile driving device is characterized in that a first clamping arm (21) and a second clamping arm (22) are rotatably arranged on the supporting block (2), the first clamping arm (21) and the second clamping arm (22) deflect along the approaching or separating direction, a first clamping section (23) for clamping the pile cylinder (3) is arranged between the first clamping arm (21) and the second clamping arm (22), and a fourth driving assembly (6) for driving the first clamping arm (21) and the second clamping arm (22) to deflect along the approaching or separating direction is arranged on the supporting block (2);
the fourth driving assembly (6) comprises a first gear (61), a second gear (62) and a driving source, the first gear (61) is coaxially and fixedly connected with the rotating shaft of the first clamping arm (21), the second gear (62) is coaxially and fixedly connected with the rotating shaft of the second clamping arm (22), the first gear (61) is meshed with the second gear (62), and the driving source is used for driving the first gear (61) to rotate;
the driving source comprises a second motor (63), the second motor (63) is fixedly arranged on the supporting block (2), a worm (631) is coaxially and fixedly arranged on an output shaft of the second motor (63), a worm wheel (611) is coaxially and fixedly arranged on the first gear (61), and the worm (631) is meshed with the worm wheel (611);
a first clamping block (52) and a second clamping block (53) are slidably arranged on the mounting block (5) along the direction of approaching or separating from each other, a second clamping section (55) for clamping the transmission rod (33) is commonly arranged at one end of the first clamping block (52) and one end of the second clamping block (53) approaching to each other, and a fifth driving assembly (7) for driving the first clamping block (52) and the second clamping block (53) to approach or separate from each other is arranged on the mounting block (5);
the fifth driving assembly (7) comprises a bidirectional screw rod (71) and a driving piece, the bidirectional screw rod (71) is rotatably arranged on the mounting block (5), the axial direction of the bidirectional screw rod (71) is parallel to the sliding direction of the first clamping block (52) and the second clamping block (53), two ends of the bidirectional screw rod (71) are respectively in threaded connection with the first clamping block (52) and the second clamping block (53), and the driving piece is used for driving the bidirectional screw rod (71) to rotate.
2. A construction method of a bored pile construction apparatus according to claim 1, comprising the steps of:
s1, drilling a pile hole at a construction position of a cast-in-place pile, vertically hanging a prefabricated reinforcement cage into the pile hole and fixing the pile hole, driving a pile cylinder (3) to slide downwards through a first driving assembly (11), inserting the pile cylinder (3) into the reinforcement cage, enabling the pile cylinder to be in contact with the bottom of the pile hole, and conveying concrete into the pile cylinder (3) through a guide pipe (31);
s2, after concrete in the pile cylinder (3) reaches a certain degree, a first motor (422) is started to drive a cam (423) to rotate, the cam (423) rotates and simultaneously contacts with a contact block (412) on the vibrating block (41), the contact block (412) pushes the vibrating block (41) to slide in a direction away from the pile cylinder (3), the cam (423) rotates to a certain angle and then is separated from the contact block (412), and the vibrating block (41) slides in a direction close to the pile cylinder (3) under the action of the elastic force of an elastic piece (421) and collides with the pile cylinder (3), so that the pile cylinder (3) generates vibration of a certain degree, and compaction of the concrete in the pile cylinder (3) is realized;
s3, driving the pressing plate (32) to slide through the second driving assembly (14), enabling the pressing plate (32) to be in contact with concrete in the pile cylinder (3), driving the pile cylinder (3) to ascend through the first driving assembly (11) and gradually exiting the pile hole; at the same time, the second driving assembly (14) continuously drives the pressing plate (32) to slide downwards and presses the concrete into the pile hole, so that the reinforcement cage is embedded into the concrete, and the pouring of the pouring pile is completed.
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| CN202210256563.1A CN114561936B (en) | 2022-03-16 | 2022-03-16 | Cast-in-place pile construction device and construction method |
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| CN202210256563.1A CN114561936B (en) | 2022-03-16 | 2022-03-16 | Cast-in-place pile construction device and construction method |
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| CN114561936B true CN114561936B (en) | 2023-12-29 |
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| CN212865917U (en) * | 2020-07-25 | 2021-04-02 | 广东万信建设工程科技有限公司 | Reinforced structure for foundation |
| CN112726577A (en) * | 2020-12-25 | 2021-04-30 | 中铁一局集团有限公司 | Pore-forming cast-in-place pile construction equipment and construction process thereof |
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| CN101200892A (en) * | 2007-06-08 | 2008-06-18 | 中铁十八局集团有限公司 | Ballastless track steel reinforced concrete pile-net construction method |
| CN101270577A (en) * | 2008-03-04 | 2008-09-24 | 中国建筑第六工程局有限公司 | Construction method for large-diameter ultra-deep rock borehole bottom-expanding filling pile |
| CN212865917U (en) * | 2020-07-25 | 2021-04-02 | 广东万信建设工程科技有限公司 | Reinforced structure for foundation |
| CN112227375A (en) * | 2020-09-16 | 2021-01-15 | 飞帆集团有限公司 | Cast-in-situ bored pile grouting device and construction method thereof |
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