CN219343179U - Length-adjustable pile feeder of static pile machine - Google Patents
Length-adjustable pile feeder of static pile machine Download PDFInfo
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- CN219343179U CN219343179U CN202320379974.XU CN202320379974U CN219343179U CN 219343179 U CN219343179 U CN 219343179U CN 202320379974 U CN202320379974 U CN 202320379974U CN 219343179 U CN219343179 U CN 219343179U
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The application relates to a length-adjustable pile driver of a static pile driver, and relates to the technical field of static pile sinking. The pile driving device comprises an upper pile driving part, an extension bar and a lower pile driving part which are coaxially arranged in sequence; the number of the extension bars is at least one, tenons are arranged on one sides of the upper pile delivery part and the extension bars, which are close to the lower pile delivery part, respectively, mortises are formed in one sides of the lower pile delivery part and the extension bars, which are close to the upper pile delivery part, respectively, the mortises are radially formed in the extension bars, one end of the length direction of each mortises does not penetrate through the extension bars and the lower pile delivery part, the tenons are in sliding fit with the mortises, bolts are arranged on the tenons, first through holes for plugging the bolts are formed in the tenons, second through holes for plugging the bolts are formed in the extension bars and the lower pile delivery parts, and the first through holes are coaxially communicated with the second through holes; and fixing components for fixing the bolt are arranged on the extension rod and the lower pile conveying part. This application has the effect of being convenient for the bolt to fix extension bar and last pile follower portion.
Description
Technical Field
The application relates to the technical field of static pile sinking, in particular to a pile driver of a static pile driver with adjustable length.
Background
The static pile sinking method is to use static pressure without vibration and noise to press the prefabricated pipe pile into the soil, and the pile sinking process usually uses a pile feeder to be matched with the pipe pile, and then presses the pipe pile into a deeper pile hole to design elevation through a static pile pressing machine.
The patent document of application number 202020820194.0 discloses a static pressure stake machine pile follower of adjustable length, including last pile follower portion and lower pile follower portion, still including setting up last pile follower portion and lower pile follower portion between at least one extension bar, go up pile follower portion and extension bar towards the one end of pile follower portion down all be equipped with the tenon, the tongue-and-groove has all been seted up to lower pile follower portion and extension bar towards the one end of pile follower portion, slide on the lateral wall of tongue-and-groove and wear to be equipped with the bolt, the bolt slides and wears to locate on the tenon.
For the related art in the foregoing, when the extension bar is connected with the upper pile delivery portion, the tenon of the upper pile delivery portion is first embedded in the tenon groove of the extension bar, and then the extension bar is radially penetrated through the extension bar and fixed with the upper pile delivery portion by the bolt, however, the tenon can slide out of the tenon groove along the length direction of the tenon groove, so that the pin hole on the extension bar and the pin hole of the upper pile delivery portion are difficult to coaxially align, and the bolt is inconvenient to fix the extension bar and the upper pile delivery portion.
Disclosure of Invention
In order to be convenient for the bolt to fix extension bar and last pile follower portion, this application provides a length adjustable static pressure stake machine pile follower.
The application provides a length adjustable static pile machine pile follower adopts following technical scheme:
the length-adjustable pile feeder of the static pile machine comprises an upper pile feeding part, an extension bar and a lower pile feeding part which are coaxially arranged in sequence;
the number of the lengthening bars is at least one, tenons are arranged on one sides of the upper pile delivery portion and the lengthening bars, which are close to the lower pile delivery portion, mortises are formed in one sides of the lower pile delivery portion and the lengthening bars, which are close to the upper pile delivery portion, the mortises are formed along the radial direction of the lengthening bars, one ends of the mortises in the length direction do not penetrate through the lengthening bars and the lower pile delivery portion, the tenons are in sliding fit with the mortises, bolts are arranged on the tenons, first through holes for inserting the bolts are formed in the tenons, second through holes for inserting the bolts are formed in the lengthening bars and the lower pile delivery portion, and the first through holes are coaxially communicated with the second through holes;
and the extension rod and the lower pile conveying part are respectively provided with a fixing component for fixing the bolt.
Through the technical scheme, when the upper pile delivery part is connected with the extension bar, firstly, the tenon of the upper pile delivery part slides into the tenon groove of the extension bar until the tenon is completely embedded with the tenon groove, and the tenon can be limited in the tenon groove because the tenon groove does not penetrate through the side wall of the extension bar, at the moment, the first through hole and the second through hole are coaxially communicated, so that a bolt can be conveniently penetrated into the first through hole and the second through hole, and then the bolt is fixed through the adjusting and fixing assembly, so that the bolt is convenient for fixing the extension bar and the upper pile delivery part; through the operation, two adjacent extension bars can be fixed, and the extension bars and the lower pile conveying part can be fixed; through adjusting fixed subassembly, dismantle the bolt, be convenient for increase or reduce the quantity of extension bar, ensure that the length of pile follower is applicable to the pile hole to different degree of depth and carries out the pile follower.
Optionally, the fixing assembly includes a fixing block and an adjusting member for adjusting the fixing block to slide along the axial direction of the extension rod;
the peripheral wall of the bolt is provided with an embedding groove for embedding the fixed block;
the extension bar and the lower pile conveying part are provided with guide grooves for guiding the fixed block to slide, and the guide grooves are communicated with the second through holes;
the extension bar and the lower pile conveying part are provided with accommodating grooves for accommodating the adjusting parts.
Through adopting above-mentioned technical scheme, the fixed subassembly of design, the fixed block is driven along the guide way motion through the operation regulating part, and the fixed block gomphosis of being convenient for is in the gomphosis groove, also is convenient for fixed block and gomphosis groove separation.
Optionally, the adjusting piece comprises a rotating rod, a first bevel gear, a second bevel gear and a screw rod;
the bull stick rotate connect in the holding tank, the holding tank is followed the extension bar radially is seted up, first bevel gear with the coaxial rigid coupling of bull stick, the second bevel gear with first bevel gear meshing, the screw rod with the coaxial rigid coupling of second bevel gear, the fixed block with screw rod threaded connection, the screw rod does not stretch into in the second through-hole.
Through adopting above-mentioned technical scheme, the regulating part of design, through driving the bull stick to rotate, the bull stick drives first bevel gear and rotates, and first bevel gear drives second bevel gear and rotates, and second bevel gear drives the screw rod and rotates, and the screw rod drives the fixed block along the guide way motion, and the fixed block of being convenient for is fixed the bayonet lock, also is convenient for the fixed block to the bayonet lock release fixedly.
Optionally, the extension bar with first heavy groove has all been seted up to lower pile-feeding portion lateral wall, first heavy groove inner wall threaded connection has the regulation pole, the bull stick stretches into first heavy groove one end with regulation pole sliding connection, it locates with the axle sleeve to adjust the pole on the bull stick, it has spacing stupefied to adjust the pole inner wall along self axis direction rigid coupling, the bull stick has seted up along self axis direction and has been used for spacing stupefied gliding spacing groove.
By adopting the technical scheme, the adjusting rod is driven to rotate, and the limiting edges are in sliding connection with the limiting grooves, so that the adjusting rod is convenient to drive the rotating rod to rotate; meanwhile, the adjusting rod is in threaded connection with the inner wall of the first sinking groove, and the stability of the adjusting rod is improved due to the fact that the threaded connection has self-locking performance under static load.
Optionally, the regulation pole is kept away from the coaxial rigid coupling of bull stick one end has the regulating plate, the regulating plate is kept away from regulation pole one side has seted up interior hexagonal hole.
Through adopting above-mentioned technical scheme, the regulating plate of design inserts in the hexagonal hole in through the allen wrench, and the staff of being convenient for rotates the regulation pole.
Optionally, the groove bottom width of the mortise is larger than the groove opening width.
Through adopting above-mentioned technical scheme, the tank bottom width with the tenon groove is greater than the notch width setting for tenon and tenon groove can't break away from, have reduced the shearing force that the bolt received, have improved pile follower's joint strength.
Optionally, the tenon lateral wall has seted up the second heavy groove, the second heavy groove with first through-hole intercommunication, the bolt end is located in the second heavy groove, the bolt end with be provided with the rubber pad between the heavy groove of second.
By adopting the technical scheme, the designed second sinking groove is provided with the bolt end in the second sinking groove, and the resistance of the bolt end to the pile driver is avoided because the bolt end is not contacted with the inner wall of the pile hole; and a rubber pad is arranged between the end of the bolt and the second sinking groove, so that the extrusion of the end of the bolt and the side wall of the second sinking groove is reduced.
Optionally, the lower pile-delivering part is far away from one side of the extension bar and is provided with an arc-shaped protruding block, and a buffer pad is arranged between the lower pile-delivering part and the top wall of the tubular pile.
By adopting the technical scheme, the designed arc-shaped protruding blocks facilitate coaxial matching of the pile feeder and the pipe pile; by arranging the buffer pad between the lower pile delivery part and the top wall of the tubular pile, the impact between the pile delivery device and the tubular pile is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the designed static pressure pile driver with the adjustable length, as the mortises do not penetrate through the side walls of the extension bars, when the tenons slide into the mortises, the tenons can be limited in the mortises, at the moment, the first through holes and the second through holes are coaxially communicated, so that bolts can be conveniently penetrated into the first through holes and the second through holes, and then the bolts are fixed through the adjusting and fixing assembly, and further, the bolts can be conveniently used for fixing the extension bars and the upper pile driving part; through the operation, two adjacent extension bars can be fixed, and the extension bars and the lower pile conveying part can be fixed;
2. the designed length-adjustable pile driver of the static pile driver is convenient to increase or decrease the number of extension bars by adjusting the fixing component and disassembling the bolt, so that the length of the pile driver is ensured to be suitable for pile driving of pile holes with different depths;
3. according to the designed static pressure pile driver with the adjustable length, the inner hexagonal wrench is inserted into the inner hexagonal hole, the worker rotates the adjusting rod, the adjusting rod drives the rotating rod to rotate due to the sliding connection of the limiting edge and the limiting groove, the rotating rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the screw rod to rotate, the screw rod drives the fixing block to move along the guide groove, the fixing block is convenient to fix the inserting pin, and the fixing block is convenient to release the fixing of the inserting pin.
Drawings
FIG. 1 is a schematic view of a length-adjustable pile driver for a static pile driver according to an embodiment of the present application;
FIG. 2 is a schematic view of the structure of the lengthening rod in the embodiment of the present application;
FIG. 3 is a cross-sectional view of a length adjustable hydrostatic pile driver according to an embodiment of the present application;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an enlarged view of a portion B in fig. 4.
Reference numerals: 1. a pile feeding part; 11. a tenon; 111. a first through hole; 112. a second sink; 113. a rubber pad; 12. a hanging ring; 2. an extension bar; 21. a tongue and groove; 22. a second through hole; 23. a guide groove; 24. a receiving groove; 25. a first sink; 3. a lower pile feeding part; 31. arc-shaped protruding blocks; 32. a cushion pad; 4. a plug pin; 41. a fitting groove; 5. a fixing assembly; 51. a fixed block; 52. a rotating rod; 521. a limit groove; 53. a first bevel gear; 54. a second bevel gear; 55. a screw; 56. an adjusting rod; 561. limiting edges; 57. a regulating piece; 571. and an inner hexagonal hole.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a static pile driver with adjustable length.
Referring to fig. 1, 2 and 3, a pile follower of a static pile driver with adjustable length comprises an upper pile follower portion 1, an extension bar 2 and a lower pile follower portion 3 which are coaxially arranged in sequence, wherein the number of the extension bars 2 is at least one, the number of the extension bars 2 is two in the embodiment, the two extension bars 2 are coaxially arranged, a tenon 11 is uniformly connected to one side of the upper pile follower portion 1, which is close to the lower pile follower portion 3, of the extension bar 2, a tenon 21 is formed on one side of the lower pile follower portion 3, which is close to the upper pile follower portion 1, of the extension bar 2, the tenon 21 is radially formed along the extension bar 2, one end of the length direction of the tenon 21 does not penetrate through the extension bar 2 and the lower pile follower portion 3, the length of the tenon 21 in the embodiment is equal to the radius of the extension bar 2, the tenon 11 is in sliding fit with the tenon 21, and in order to prevent the tenon 11 from being separated from the tenon 21 along the axis direction of the extension bar 2, the groove bottom width of the tenon 21 is larger than the groove width of a dovetail groove, so that a groove is formed; in order to be convenient for fix tenon 11, peg graft on the tenon 11 in this embodiment and have had the bolt 4 to be used for the first through-hole 111 of bolt 4 grafting to offer on the tenon 11, all offered the second through-hole 22 that is used for bolt 4 grafting on extension bar 2 and the lower pile follower portion 3, first through-hole 111 and the coaxial intercommunication of second through-hole 22 all are provided with the fixed subassembly 5 that is used for fixed bolt 4 on extension bar 2 and the lower pile follower portion 3.
Referring to fig. 3 and 4, the fixing assembly 5 includes a fixing block 51 and an adjusting member for adjusting the sliding of the fixing block 51 along the axial direction of the extension rod 2, and the peripheral wall of the bolt 4 is provided with a fitting groove 41 for fitting the fixing block 51, so that the fixing block 51 is aligned with the fitting groove 41, and the fitting groove 41 is an annular groove in this embodiment; in order to facilitate the sliding of the guide fixing block 51 along the axial direction of the extension rod 2, in this embodiment, the extension rod 2 and the lower pile delivery part 3 are both provided with a guide groove 23 for guiding the sliding of the fixing block 51, the guide groove 23 is communicated with the second through hole 22, and the length direction of the guide groove 23 is parallel to the axial direction of the extension rod 2; in order to reduce the contact between the adjusting member and the inner wall of the pile hole, the length adding rod 2 and the lower pile feeding part 3 are provided with accommodating grooves 24 for accommodating the adjusting member, and the accommodating grooves 24 are communicated with the guide grooves 23.
Referring to fig. 4 and 5, in the present embodiment, the adjusting member includes a rotating rod 52, a first bevel gear 53, a second bevel gear 54 and a screw 55, and in the present application, the structure of the first bevel gear 53, the second bevel gear 54 and the screw 55 may be replaced by a rack-and-pinion structure, so long as the driving fixing block 51 is embedded in the embedding slot 41; the rotating rod 52 is rotatably connected in the accommodating groove 24, the accommodating groove 24 is formed in the radial direction of the extension rod 2, the accommodating groove 24 is positioned under the bolt 4, the first bevel gear 53 is coaxially welded with the rotating rod 52, the second bevel gear 54 is meshed with the first bevel gear 53, the screw 55 is coaxially welded with the second bevel gear 54, the fixed block 51 is in threaded connection with the screw 55, and the screw 55 does not extend into the second through hole 22; in order to facilitate the rotation of the supporting screw 55, in this embodiment, the side wall of the accommodating groove 24 is welded with a supporting block, and the screw 55 penetrates through the supporting block and is rotationally connected with the supporting block; the extension bar 2 and the side wall of the lower pile feeding part 3 are provided with a first sinking groove 25, the first sinking groove 25 is arranged along the axial direction of the extension bar 2, in order to improve the stability of the rotary rod 52, the inner wall of the first sinking groove 25 is in threaded connection with an adjusting rod 56, one end of the rotary rod 52 extending into the first sinking groove 25 is in sliding connection with the adjusting rod 56, the adjusting rod 56 is coaxially sleeved on the rotary rod 52, in order to facilitate synchronous rotation of the rotary rod 52 and the first adjusting rod 56, the inner wall of the adjusting rod 56 is integrally connected with a limit ridge 561 along the axial direction of the rotary rod 52, and the rotary rod 52 is provided with a limit groove 521 for sliding of the limit ridge 561 along the axial direction of the rotary rod 52, and because of self-locking property of the threaded connection, looseness of the adjusting rod 56 is reduced, and the stability of the adjusting rod 56 and the rotary rod 52 is improved; in order to facilitate the rotation of the adjusting rod 56 driven by the staff, in this embodiment, an adjusting plate 57 is coaxially welded to one end of the adjusting rod 56 away from the rotating rod 52, an inner hexagonal hole 571 is formed on one side of the adjusting plate 57 away from the adjusting rod 56, and the staff can insert an inner hexagonal wrench into the inner hexagonal hole 571 to drive the adjusting rod 56 to rotate.
Referring to fig. 4, in order to avoid the contact between the end of the bolt 4 and the inner wall of the pile hole, in this embodiment, the side wall of the tenon 11 is provided with a second sinking groove 112, the second sinking groove 112 is coaxially communicated with the first through hole 111, and the end of the bolt 4 is located in the second sinking groove 112; in order to reduce the extrusion between the end of the pin 4 and the inner wall of the second sink 112, a rubber gasket 113 is disposed between the end of the pin 4 and the second sink 112 in this embodiment, and the rubber gasket 113 is adhered to the side wall of the second sink 112.
Referring to fig. 1, in order to maintain the coaxiality of the pile driver and the tubular pile, in this embodiment, an arc-shaped protrusion 31 is integrally connected to the side of the lower pile driver 3 away from the extension bar 2, and the arc-shaped protrusion 31 can be embedded in the inner hole of the tubular pile; in order to reduce the impact between the pile and the pile driver, a cushion pad 32 is disposed between the bottom wall of the lower pile portion 3 and the top wall of the pile in this embodiment, and the cushion pad 32 is adhered to the bottom wall of the lower pile portion 3.
Referring to fig. 1, in order to facilitate the lifting of the pile driver from the pile hole, in this embodiment, a lifting ring 12 is welded to the top wall of the upper pile driving portion 1.
The implementation principle of the length-adjustable pile driver of the static pile driver is as follows: according to the required pile feeding depth, the number of extension bars 2 is adjusted, the connection between the pile feeding portion 1 and the extension bars 2 is exemplified, firstly, the tenon 11 of the pile feeding portion 1 is slid into the tenon groove 21 of the extension bars 2 until the tenon 11 is completely embedded with the tenon groove 21, at this time, the first through hole 111 is coaxially communicated with the second through hole 22, the bolt 4 is inserted into the second sinking groove 112, the bolt 4 is arranged in the first through hole 111 and the second through hole 22 in a penetrating manner, then a worker inserts an inner hexagonal wrench into the inner hexagonal hole 571 of the adjusting piece 57, rotates the inner hexagonal wrench, drives the adjusting rod 56 to rotate, and as the limiting ridge 561 is embedded with the limiting groove 521, the rotating rod 52 and the adjusting rod 56 synchronously rotate, the rotating rod 52 drives the first bevel gear 53 to rotate, the first bevel gear 53 drives the second bevel gear 54 to rotate, the second bevel gear 54 drives the screw 55 to rotate, and the screw 55 drives the fixing block 51 to slide along the guide groove 23 until the fixing block 51 is embedded in the bolt 41, and fixing of the bolt 4 is realized, and thus the pile feeding portion 1 and the extension bars 2 are conveniently fixed.
The connection between the extension bar 2 and the extension bar 2, the connection between the extension bar 2 and the lower pile delivery part 3, and the connection between the upper pile delivery part 1 and the lower pile delivery part 3 are all the connection modes described in the above steps.
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 (4)
1. The utility model provides a length adjustable static pressure stake machine pile follower which characterized in that: comprises an upper pile delivery part (1), an extension bar (2) and a lower pile delivery part (3) which are coaxially arranged in sequence;
the number of the lengthening bars (2) is at least one, the upper pile delivery part (1) and the lengthening bars (2) are close to one side of the lower pile delivery part (3) and are respectively provided with a tenon (11), the lower pile delivery part (3) and one side of the lengthening bars (2) close to the upper pile delivery part (1) are respectively provided with a tenon groove (21), the tenon grooves (21) are formed in the radial direction of the lengthening bars (2), one end of the tenon grooves (21) in the length direction does not penetrate through the lengthening bars (2) and the lower pile delivery part (3), the tenon heads (11) are in sliding fit with the tenon grooves (21), the tenon heads (11) are provided with bolts (4), the tenon heads (11) are provided with first through holes (111) for plugging the bolts (4), the lengthening bars (2) and the lower pile delivery parts (3) are respectively provided with second through holes (22) for plugging the bolts (4), and the first through holes (111) are communicated with the second through holes (22) in a coaxial manner.
The lengthening bar (2) and the lower pile conveying part (3) are respectively provided with a fixing component (5) for fixing the bolt (4);
the fixing assembly (5) comprises a fixing block (51) and an adjusting piece for adjusting the fixing block (51) to slide along the axis direction of the extension rod (2);
the peripheral wall of the bolt (4) is provided with an embedding groove (41) for embedding the fixed block (51);
the extension bar (2) and the lower pile conveying part (3) are provided with guide grooves (23) for guiding the fixed block (51) to slide, and the guide grooves (23) are communicated with the second through holes (22);
the extension bar (2) and the lower pile delivery part (3) are provided with accommodating grooves (24) for accommodating the adjusting piece;
the adjusting piece comprises a rotating rod (52), a first bevel gear (53), a second bevel gear (54) and a screw rod (55);
the rotary rod (52) is rotationally connected in the accommodating groove (24), the accommodating groove (24) is radially formed along the extension rod (2), the first bevel gear (53) is coaxially fixedly connected with the rotary rod (52), the second bevel gear (54) is meshed with the first bevel gear (53), the screw rod (55) is coaxially fixedly connected with the second bevel gear (54), the fixed block (51) is in threaded connection with the screw rod (55), and the screw rod (55) does not extend into the second through hole (22);
the lengthening rod (2) and the side wall of the lower pile conveying part (3) are respectively provided with a first sinking groove (25), the inner wall of the first sinking groove (25) is in threaded connection with an adjusting rod (56), one end of the rotating rod (52) stretches into the first sinking groove (25) to be in sliding connection with the adjusting rod (56), the adjusting rod (56) is coaxially sleeved on the rotating rod (52), the inner wall of the adjusting rod (56) is fixedly connected with a limiting ridge (561) along the axis direction of the adjusting rod, and the rotating rod (52) is provided with a limiting groove (521) for the sliding of the limiting ridge (561) along the axis direction of the adjusting rod;
one end of the adjusting rod (56) far away from the rotating rod (52) is coaxially and fixedly connected with an adjusting sheet (57), and one side of the adjusting sheet (57) far away from the adjusting rod (56) is provided with an inner hexagonal hole (571).
2. The length-adjustable pile driver of a static pile driver according to claim 1, wherein: the groove bottom width of the mortise (21) is larger than the groove opening width.
3. The length-adjustable pile driver of a static pile driver according to claim 1, wherein: the tenon (11) lateral wall has seted up second heavy groove (112), second heavy groove (112) with first through-hole (111) intercommunication, bolt (4) end are arranged in second heavy groove (112), bolt (4) end with be provided with rubber pad (113) between second heavy groove (112).
4. The length-adjustable pile driver of a static pile driver according to claim 1, wherein: arc-shaped protruding blocks (31) are arranged on one side, away from the extension bar (2), of the lower pile delivery portion (3), and a buffer pad (32) is arranged between the lower pile delivery portion (3) and the top wall of the tubular pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320379974.XU CN219343179U (en) | 2023-03-03 | 2023-03-03 | Length-adjustable pile feeder of static pile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320379974.XU CN219343179U (en) | 2023-03-03 | 2023-03-03 | Length-adjustable pile feeder of static pile machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219343179U true CN219343179U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320379974.XU Active CN219343179U (en) | 2023-03-03 | 2023-03-03 | Length-adjustable pile feeder of static pile machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN219343179U (en) |
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- 2023-03-03 CN CN202320379974.XU patent/CN219343179U/en active Active
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