CN116516956B - Electric driving side clamping vibration hammer - Google Patents
Electric driving side clamping vibration hammer Download PDFInfo
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- CN116516956B CN116516956B CN202310556420.7A CN202310556420A CN116516956B CN 116516956 B CN116516956 B CN 116516956B CN 202310556420 A CN202310556420 A CN 202310556420A CN 116516956 B CN116516956 B CN 116516956B
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- pile body
- eccentric wheel
- shaft
- vibrating
- groove
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- 238000003466 welding Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 210000003437 trachea Anatomy 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010030 laminating Methods 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
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/18—Placing by vibrating
-
- 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
- E02D5/24—Prefabricated piles
Abstract
The invention discloses an electric driving side clamping vibrating hammer, which relates to the field of vibrating hammers and comprises a vibrating box, wherein an upper box cover and a connecting plate are respectively fixedly arranged at the upper end and the lower end of the vibrating box through screws. The invention aims to solve the problems that the pile head vibration amplitude of a vibrating hammer is usually fixed due to the fixed position of an eccentric wheel, the vibrating hammer is not easy to adjust and use according to actual requirements and the lifting height of the pile head cannot be flexibly controlled, a second eccentric wheel, a first eccentric wheel, an adjusting device and a pile head assembly are arranged in a vibrating box, the second eccentric wheel, the first eccentric wheel and the pile head assembly are sequentially distributed up and down, and the second eccentric wheel is meshed with the first eccentric wheel; when the second eccentric wheel rotates, the second eccentric wheel is meshed with the second eccentric wheel to drive the first eccentric wheel to rotate, the first eccentric wheel and the second eccentric wheel are of oval structures with the same specification and size, and the pressing pile head assembly is lifted when the first eccentric wheel rotates, so that the purpose of vibration piling is achieved.
Description
Technical Field
The invention relates to the field of vibratory hammers, in particular to an electric driving side clamping vibratory hammer.
Background
The vibrating hammer consists of motor, transmission gear or chain and vibrating box. The support under the vibrating box is rigidly connected to the pile head. The box is provided with a pair of load shafts, the shafts are provided with eccentric wheels, and the eccentric wheels are driven by a motor to rotate at equal speed in opposite directions through gears or chains, so that the eccentric wheels of each pair are always positioned at symmetrical positions. Thus, the resultant of the centrifugal forces generated by it is always vertical.
In the prior art, as the position of the eccentric wheel is fixed, the pile head vibration amplitude of the vibrating hammer is usually fixed, the pile head is not easy to adjust and use according to actual requirements, and the elevation of the pile head can not be flexibly controlled.
Therefore, it is necessary to provide an electric driving side clamping vibratory hammer to solve the above-described problems.
Disclosure of Invention
The invention aims to provide an electric driving side clamping vibrating hammer, which aims to solve the problems that the pile head vibration amplitude of the vibrating hammer is usually fixed due to the fixed position of an eccentric wheel, the pile head is not easy to adjust and use according to actual requirements, and the lifting height of the pile head cannot be flexibly controlled.
In order to achieve the above purpose, the present invention provides the following technical solutions: an electric driving side clamping vibrating hammer comprises a vibrating box, wherein an upper box cover and a lower box cover are respectively and fixedly arranged at the upper end and the lower end of the vibrating box through screws, a second eccentric wheel, a first eccentric wheel, an adjusting device and a pile head assembly which are sequentially distributed up and down are arranged in the vibrating box, the second eccentric wheel is meshed with the first eccentric wheel, first rectangular grooves and second rectangular grooves penetrating through the front surface and the rear surface of the second eccentric wheel are respectively arranged in the middle of the second eccentric wheel and the first eccentric wheel, the two second rectangular grooves are symmetrical relative to the first rectangular grooves, a second shaft is movably arranged in the first rectangular grooves on the first eccentric wheel, a first shaft is movably arranged in the first rectangular grooves on the second eccentric wheel, limiting convex plates are fixedly arranged at opposite positions of the middle parts of the first shaft and the second shaft, vertical grooves are also arranged in the first eccentric wheel and the second eccentric wheel, the vertical grooves are distributed along the length direction of the first rectangular groove, the vertical grooves are communicated between the first rectangular groove and the second rectangular groove, the limiting convex plate is arranged in the vertical grooves in a sliding mode, one end of the limiting convex plate, which stretches into the second rectangular groove, is provided with a guiding limiting rod, the adjusting device comprises two movable arms, fixed arms, convex plates, two circular rings and an electric push rod, the two circular rings are respectively fixedly welded on two end faces of the second eccentric wheel, the circular rings simultaneously surround the outer parts of the first rectangular groove and the second rectangular groove, the electric push rod is fixedly arranged on the bottom face of the upper box cover, the bottom of the electric push rod and the convex plates are fixed through screws, the convex plates are fixedly arranged in the middle of the fixed arms, the movable arms are provided with two movable arms which are respectively fixedly welded on the upper end and the lower end of the fixed arms, the two movable arms are respectively movably attached to the upper and lower positions of the circular ring.
Preferably, the vibrating box is rectangular shell structure, the guide limit lever activity passes the both ends of spacing flange, and the one end of guide limit lever is integrative to be provided with the nut end, and the other end of guide limit lever is connected with second spacer nut through screw-thread fit, nut end and second spacer nut are movable laminating respectively at the both ends face of corresponding first eccentric wheel, second eccentric wheel, still be provided with the first pivoted actuating mechanism of drive in the vibrating box, actuating mechanism includes the motor, the pivot of motor and the one end fixed connection of first axle, and the one side that the motor kept away from the first axle is through screw fixed mounting at the slide, there is the slide rail in the position that corresponds with the slide on the inner wall of vibrating box through screw fixed mounting, the slide rail distributes along the direction of height of vibrating box, the slide slides and sets up on the slide rail.
Preferably, the sleeve is equipped with annular cover all to rotate at the both ends of second shaft, the tip of second shaft still is connected with the third stop nut that prevents annular cover from breaking away from the second shaft through screw-thread fit, be provided with the extensible member between the lower extreme outer lane of annular cover and the top of lower case lid, the extensible member includes first telescopic tube, second telescopic tube and first spring, the fixed welding in the lower extreme outer lane department of annular cover of upper end of first telescopic tube, the lower extreme slip of first telescopic tube sets up in the second telescopic tube, the fixed welding in the upper surface of lower case lid of second telescopic tube's bottom, first spring sets up in the inside of first telescopic tube and second telescopic tube, the fixed welding in the lower extreme outer lane department of annular cover of upper end of first spring, the fixed welding in the upper surface of lower case lid of lower extreme of first spring.
Preferably, the pile head assembly comprises an upper pile body, a middle pile body and a lower pile body, wherein a first telescopic hole penetrating through the upper surface and the lower surface of the lower pile body is formed in the middle of the lower box cover, the middle pile body movably penetrates through the first telescopic hole, a second fixing plate is integrally arranged at the outer ring of the upper end of the middle pile body, the upper pile body is arranged above the middle pile body, a first fixing plate is integrally arranged at the bottom of the upper pile body, the four corners of the first fixing plate and the second fixing plate are fixed through fixing screws, the lower pile body is arranged below the middle pile body, the lower pile body and the middle pile body are of cylindrical structures, a jack penetrating through the upper surface and the lower surface of the middle pile body is formed in the middle of the middle pile body, an inserting column is fixedly welded at the middle of the upper surface of the lower pile body, movably penetrates through the jack and stretches into the mounting cavity, one end of the inserting column stretches into the mounting cavity is connected with a first limit nut through threaded fit, and the movable limit nut is attached to the upper surface of the middle pile body.
Preferably, the inside of lower pile body is provided with the expansion tank, the expansion tank is provided with a plurality of, and a plurality of expansion tanks are the equidistance and distribute, the lower extreme intercommunication of expansion tank is provided with the second expansion hole, the lower surface of lower pile body is passed through to the second expansion hole, the fixed welding of top inner wall of expansion tank has the second spring, the fixed welding of lower extreme of second spring has the movable plate, the movable plate slides and sets up in the expansion tank, the lower surface of movable plate is integrative to be provided with cubic pile head, cubic pile head activity passes the second expansion hole and stretches out the below of lower pile body.
Preferably, the middle pile body is internally provided with a second air passage, the lower end of the second air passage is communicated with the upper end of the telescopic groove, the upper end of the second air passage penetrates through the outer ring of the middle pile body, the outer ring of the middle pile body is fixedly provided with second air pipes, the second air pipes are four, the second air pipes are communicated with the upper ends of the corresponding second air passages, and the second air pipes are positioned in the vibrating box.
Preferably, the inside of inserting the post is provided with first air flue, the upper end intercommunication installation cavity of first air flue, the lower extreme intercommunication of first air flue is the upper end of a flexible groove in pile body middle part down, the fixed first trachea that is provided with in side outer lane department of last pile body, the inside intercommunication of first trachea and installation cavity.
Preferably, the upper pile body is of a hemispherical structure.
Preferably, the four corners of the lower surface of the first fixing plate are fixedly welded with third springs, and the lower ends of the third springs are fixedly welded on the upper surface of the lower box cover.
Preferably, a connecting plate is fixedly welded on the upper surface of the upper case cover.
The invention has the technical effects and advantages that:
1. the invention aims to solve the problems that the pile head vibration amplitude of a vibrating hammer is usually fixed due to the fixed position of an eccentric wheel, the vibrating hammer is not easy to adjust and use according to actual requirements and the lifting height of the pile head cannot be flexibly controlled, a second eccentric wheel, a first eccentric wheel, an adjusting device and a pile head assembly are arranged in a vibrating box, the second eccentric wheel, the first eccentric wheel and the pile head assembly are sequentially distributed up and down, and the second eccentric wheel is meshed with the first eccentric wheel; when the second eccentric wheel rotates, the second eccentric wheel is meshed with the second eccentric wheel to drive the first eccentric wheel to rotate, the first eccentric wheel and the second eccentric wheel are of oval structures with the same specification and size, and the pressing pile head assembly is lifted when the first eccentric wheel rotates, so that the purpose of vibration pile driving is achieved;
2. the adjusting device can adjust the height of the axis of rotation of the second eccentric wheel, when the height of the axis of rotation of the second eccentric wheel is changed, the height of the first eccentric wheel is also changed synchronously, and the first eccentric wheel is always meshed with the second eccentric wheel, so that the degree of pressing the pile head assembly is inconsistent when the first eccentric wheel rotates, the lifting height range of the pile head assembly is changed, and the purpose of flexibly controlling the lifting height of the pile head assembly is realized;
3. the upper pile body is contacted with the first eccentric wheel, the lower pile body is contacted with the ground, and the lower pile body and the upper pile body are easy to wear, so that the upper pile body and the lower pile body are of a structure which can be independently disassembled and assembled, the replacement is convenient, and the use cost is reduced; the lower pile body is fixedly locked from the inner part and the upper end of the middle pile body through the inserted column and the first limit nut, and a protruding structure does not exist on the surface of the lower pile body and does not influence the work of the lower pile body;
4. the length of the block pile heads extending out of the second telescopic holes can be adjusted at any time, when the lower pile body is pressed above the stone layer, the length of the block pile heads extending out of the second telescopic holes can be changed, so that the block pile heads form different shapes, and the stone layer is easy to punch through after the shapes are changed.
Drawings
Fig. 1 is a schematic view of a view angle structure of an electric driving side clamping vibration hammer of the present invention.
Fig. 2 is a schematic view of another view of the electric driving side clamping vibration hammer according to the present invention.
Fig. 3 is a schematic view of a view of the inside of a vibrating box in the electric driving side clamping vibration hammer according to the present invention.
Fig. 4 is a schematic view of another view of the inside of the vibrating box in the electric driving side clamping vibration hammer of the present invention.
Fig. 5 is a first perspective cross-sectional view of the electric drive side grip vibratory hammer of the present invention.
Fig. 6 is a second perspective cross-sectional view of the electric drive side grip vibratory hammer of the present invention.
Fig. 7 is an enlarged schematic view of the structure a in fig. 3 according to the present invention.
Fig. 8 is an enlarged schematic view of the structure B in fig. 3 according to the present invention.
Fig. 9 is an enlarged schematic view of the structure at C in fig. 4 according to the present invention.
Fig. 10 is an enlarged schematic view of the structure of fig. 5D according to the present invention.
FIG. 11 is an enlarged schematic view of the structure of FIG. 6 at E according to the present invention.
In the figure: 1. a vibration box; 2. an upper case cover; 3. a connecting plate; 4. a lower case cover; 5. a lower pile body; 6. a block pile head; 7. a third spring; 8. a telescoping member; 9. a first eccentric; 10. a second eccentric; 11. an electric push rod; 12. a circular ring; 13. a movable arm; 14. a fixed arm; 15. a protruding plate; 16. a slide rail; 17. a motor; 18. a slide plate; 19. a first rectangular groove; 20. a first shaft; 21. a second rectangular groove; 22. a second shaft; 23. a guide limit rod; 24. the second limit nut; 25. an annular sleeve; 26. a third limit nut; 27. a first telescoping tube; 28. a second telescoping tube; 29. a first air tube; 30. a fixing screw; 31. a first fixing plate; 32. a pile body is arranged; 33. a second fixing plate; 34. a middle pile body; 35. a second telescopic hole; 36. a first telescopic hole; 37. a mounting chamber; 38. a first airway; 39. a first limit nut; 40. inserting a column; 41. a jack; 42. a second spring; 43. a moving plate; 44. a telescopic slot; 45. a second airway; 46. a nut end; 47. a vertical chute; 48. a vertical groove; 49. a limiting convex plate; 50. and a second air pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides an electric driving side clamping vibrating hammer as shown in fig. 1-11, which comprises a vibrating box 1, wherein an upper box cover 2 and a lower box cover 4 are respectively fixedly arranged at the upper end and the lower end of the vibrating box 1 through screws, the vibrating box 1 is of a rectangular shell structure, a connecting plate 3 is fixedly welded on the upper surface of the upper box cover 2, and when the electric driving side clamping vibrating hammer is used, the connecting plate 3 is connected to a piling car for use.
In order to solve the problem that the pile head vibration amplitude of the vibrating hammer is usually fixed due to the fixed position of the eccentric wheel, the pile head is not easy to adjust and use according to actual requirements and the lifting height of the pile head cannot be flexibly controlled, a second eccentric wheel 10, a first eccentric wheel 9, an adjusting device and a pile head assembly which are sequentially distributed up and down are arranged in the vibrating box 1, and the second eccentric wheel 10 is meshed with the first eccentric wheel 9; when the second eccentric wheel 10 rotates, the second eccentric wheel 10 is meshed with the second eccentric wheel 10 to drive the first eccentric wheel 9 to rotate, the first eccentric wheel 9 and the second eccentric wheel 10 are of oval structures with the same specification and size, and the pressing pile head assembly is lifted when the first eccentric wheel 9 rotates, so that the purpose of vibration piling is achieved.
The adjusting device can adjust the height of the axis of rotation of the second eccentric wheel 10, when the height of the axis of rotation of the second eccentric wheel 10 is changed, the height of the first eccentric wheel 9 is also changed synchronously, and the first eccentric wheel 9 and the second eccentric wheel 10 are meshed all the time, so that the degree of pressing the pile head assembly is inconsistent when the first eccentric wheel 9 rotates, the lifting height range of the pile head assembly is changed, and the purpose of flexibly controlling the lifting height of the pile head assembly is realized.
The specific setting is as follows: the middle parts of the second eccentric wheel 10 and the first eccentric wheel 9 are respectively provided with a first rectangular groove 19 and a second rectangular groove 21 which penetrate through the front surface and the rear surface of the second eccentric wheel 10 and the first eccentric wheel 9, the second rectangular grooves 21 are arranged in two, the two second rectangular grooves 21 are symmetrical relative to the first rectangular grooves 19, a second shaft 22 is movably arranged in the first rectangular grooves 19 on the first eccentric wheel 9, a first shaft 20 is movably arranged in the first rectangular grooves 19 on the second eccentric wheel 10, a driving mechanism for driving the first shaft 20 to rotate is further arranged in the vibrating box 1, the driving mechanism comprises a motor 17, a rotating shaft of the motor 17 is fixedly connected with one end of the first shaft 20, and when the motor 17 is started, the second eccentric wheel 10 can be driven to rotate through the first shaft 20.
Because the first shaft 20 is movably arranged through the first rectangular groove 19, the first shaft 20 can move along the height direction of the first rectangular groove 19, in order to ensure that the first shaft 20 can drive the second eccentric wheel 10 to rotate, limiting convex plates 49 are fixedly arranged at opposite positions of the middle parts of the first shaft 20 and the second shaft 22, vertical grooves 48 are further arranged in the first eccentric wheel 9 and the second eccentric wheel 10, the vertical grooves 48 are distributed along the length direction of the first rectangular groove 19, the vertical grooves 48 are communicated between the first rectangular groove 19 and the second rectangular groove 21, the limiting convex plates 49 are slidably arranged in the vertical grooves 48, one ends of the limiting convex plates 49 extending into the second rectangular groove 21 are provided with guiding limiting rods 23, when the first shaft 20 rotates, the limiting convex plates 49 on the first shaft 20 drive the guiding limiting rods 23 to rotate around the axis of the first shaft 20, and because the guiding limiting rods 23 are limited in the second rectangular groove 21, the second eccentric wheel 10 can synchronously rotate when the first shaft 20 rotates, and the guiding convex plates 49 do not extend into the second rectangular groove 19, and the first shaft 20 does not conveniently rotate, and the height of the first eccentric wheel 20 is not conveniently adjusted.
The adjusting device specifically comprises movable arms 13, fixed arms 14, protruding plates 15, circular rings 12 and electric push rods 11, wherein two movable arms 13 are respectively fixedly welded on two end faces of a second eccentric wheel 10, the circular rings 12 simultaneously surround the outer parts of a first rectangular groove 19 and a second rectangular groove 21, the electric push rods 11 are fixedly installed on the bottom face of an upper case cover 2, the bottoms of the electric push rods 11 are fixed with the protruding plates 15 through screws, the protruding plates 15 are fixedly installed in the middle of the fixed arms 14, the movable arms 13 are provided with two movable arms 13, the two movable arms 13 are respectively fixedly welded on the upper end and the lower end of the fixed arms 14, the two movable arms 13 are respectively movably attached to the upper position and the lower position of the circular rings 12, when the electric push rods 11 are started, the protruding plates 15 are lifted, the two movable arms 13 are driven to lift through the fixed arms 14, and the two movable arms 13 are respectively movably attached to the upper position and the lower position of the circular rings 12, when the circular rings 12 are lifted, the second eccentric wheel 10 is lifted synchronously, and the second eccentric wheel 12 is not affected by the second eccentric wheel 10, and the second eccentric wheel 10 is not convenient to rotate, and the rotation of the second eccentric wheel 10 is not affected.
When the axis of the second eccentric wheel 10 is changed, as the first shaft 20 moves in the first rectangular groove 19 in a flexible manner, the motor 17 also moves along with the first shaft 20, therefore, one surface of the motor 17 away from the first shaft 20 is fixedly mounted on the sliding plate 18 through a screw, the inner wall of the vibrating box 1 is provided with a vertical sliding groove 47, the position of the vertical sliding groove 47 corresponding to the sliding plate 18 is fixedly mounted with a sliding rail 16 through the screw, the sliding rail 16 is distributed along the height direction of the vibrating box 1, the sliding plate 18 is slidably arranged on the sliding rail 16, and the sliding plate 18 can move along the height direction of the sliding rail 16, so that the height position of the motor 17 is adjusted.
The guide limiting rod 23 movably passes through two ends of the limiting convex plate 49, in order to prevent the guide limiting rod 23 from separating from the limiting convex plate 49, a nut end 46 is integrally arranged at one end of the guide limiting rod 23, the other end of the guide limiting rod 23 is connected with a second limiting nut 24 through threaded fit, the nut end 46 and the second limiting nut 24 are respectively movably attached to two end surfaces of the corresponding first eccentric wheel 9 and second eccentric wheel 10, the guide limiting rod 23 is limited in the second rectangular groove 21 under the combined action of the second limiting nut 24 and the nut end 46, and the guide limiting rod 23 is convenient to disassemble and assemble.
In order to achieve a simultaneous change in the height of the first eccentric 9 when the axis height of the second eccentric 10 is changed during rotation. The two ends of the second shaft 22 are respectively provided with an annular sleeve 25 in a rotating sleeve manner, the end parts of the second shaft 22 are further connected with a third limiting nut 26 which is used for preventing the annular sleeve 25 from separating from the second shaft 22 through threaded fit, a lower end outer ring of the annular sleeve 25 is fixedly welded to the upper surface of the lower case cover 4, the first spring has an upward elastic force on the annular sleeve 25, the second shaft 22 can rotate in the annular sleeve 25, when the height of the second eccentric wheel 10 rises, the lower end of the first spring is slidably arranged in the second telescopic sleeve 28, the bottom of the second telescopic sleeve 28 is fixedly welded to the upper surface of the lower case cover 4, the first spring is arranged in the first telescopic sleeve 27 and the second telescopic sleeve 28, the upper end of the first spring is fixedly welded to the lower end outer ring of the annular sleeve 25, the lower end of the first spring is fixedly welded to the upper surface of the lower case cover 4, the first spring has an upward elastic force on the annular sleeve 25, the second shaft 22 can rotate in the annular sleeve 25, when the height of the second eccentric wheel 10 rises, the first spring pushes the annular sleeve 25 to always achieve the purpose of changing the height of the second eccentric wheel 10, and the first eccentric wheel 10 is meshed with the second eccentric wheel 9.
It should be noted that, the first spring is not shown in the drawings, is a conventional common elastic structure, and is not described herein, and the first telescopic tube 27 can be telescopic in the second telescopic tube 28, so that the annular sleeve 25 can be vertically lifted, and the first eccentric wheel 9 is prevented from being horizontally deflected.
Therefore, the pile head assembly is arranged to comprise an upper pile body 32, a middle pile body 34 and a lower pile body 5, a first telescopic hole 36 penetrating through the upper surface and the lower surface of the lower pile body is arranged in the middle of the lower box cover 4, the middle pile body 34 movably penetrates through the first telescopic hole 36, a second fixing plate 33 is integrally arranged at the outer ring of the upper end of the middle pile body 34, the upper pile body 32 is arranged above the middle pile body 34, a first fixing plate 31 is integrally arranged at the bottom of the upper pile body 32, four corners of the first fixing plate 31 and the second fixing plate 33 are fixed through fixing screws 30, the lower pile body 5 is arranged below the middle pile body 34, the lower pile body 5 and the middle pile body 34 are of cylindrical structures, a jack 41 penetrating through the upper surface and the lower surface of the middle pile body 34 is arranged in the middle of the middle pile body 34, a mounting cavity 37 is arranged in the upper pile body 32, a plug 40 is fixedly welded at the middle of the upper surface of the lower pile body 5 and movably penetrates through the jack 41 and stretches into the mounting cavity 37, the plug 40 is connected with a first end of the first threaded nut 39 through the first end of the first telescopic cavity 39 in a matched mode, and the plug 40 is connected with the first threaded nut 39 on the upper surface of the movable pile body; the upper pile body 32 is contacted with the first eccentric wheel 9, the lower pile body 5 is contacted with the ground, and the lower pile body 5 and the upper pile body 32 are easy to wear, so that the upper pile body 32 is of a structure which can be independently disassembled and assembled, the replacement is convenient, and the use cost is reduced; and the lower pile body 5 is fixedly locked from the inner part and the upper end of the middle pile body 34 through the inserted post 40 and the first limit nut 39, and no protruding structure exists on the surface of the lower pile body 5, so that the work of the lower pile body 5 is not influenced.
Further, the upper pile body 32 is of a hemispherical structure, and abrasion is small when the upper pile body 32 contacts the first eccentric wheel 9.
In the prior art, the pile head assembly only comprises one pile head, when the pile head is positioned at the ground and encounters a stone layer with higher strength and the like, the efficiency of vibrating pile driving holes is lower, the telescopic grooves 44 are formed in the lower pile body 5, the telescopic grooves 44 are formed in a plurality, the telescopic grooves 44 are distributed at equal intervals, the lower ends of the telescopic grooves 44 are communicated with each other and are provided with second telescopic holes 35, the second telescopic holes 35 penetrate through the lower surface of the lower pile body 5, the second springs 42 are fixedly welded on the upper inner wall of the telescopic grooves 44, the movable plates 43 are fixedly welded on the lower ends of the second springs 42, the movable plates 43 are slidably arranged in the telescopic grooves 44, the lower surfaces of the movable plates 43 are integrally provided with block pile heads 6, the lengths of the block pile heads 6 extending out of the second telescopic holes 35 can be adjusted at any time, and when the lower pile body 5 is pressed above the stone layer, the lengths of the block pile heads 6 extending out of the second telescopic holes 35 can be changed, so that the block pile heads 6 can easily penetrate through the stone layer with different shapes.
In order to realize that the length of the blocky pile head 6 extending out of the second telescopic hole 35 can be adjusted at any time, a second air passage 45 is arranged in the middle pile body 34, a first air passage 38 is arranged in the inserted column 40, the lower end of the second air passage 45 is communicated with the upper end of the telescopic groove 44, the upper end of the second air passage 45 penetrates through the outer ring of the middle pile body 34, second air pipes 50 are fixedly arranged at the outer ring of the middle pile body 34, the number of the second air pipes 50 is four, the second air pipes 50 are communicated with the upper ends of the corresponding second air passages 45, and the second air pipes 50 are positioned in the vibrating box 1; the upper end of the first air passage 38 is communicated with the mounting chamber 37, the lower end of the first air passage 38 is communicated with the upper end of a telescopic groove 44 in the middle of the lower pile body 5, a first air pipe 29 is fixedly arranged at the outer ring of the side surface of the upper pile body 32, and the first air pipe 29 is communicated with the inside of the mounting chamber 37; when the first air pipe 29 and the second air pipe 50 are inflated, air sequentially passes through the mounting chamber 37, the first limit nut 39 or the second air passage 45 and is inflated into the corresponding telescopic groove 44, and when the air in the telescopic groove 44 reaches a certain pressure value, the air pushes the moving plate 43 to descend, so that the second spring 42 is stretched, and the block pile head 6 extends out of the second telescopic hole 35.
When in use, the upper surface of the lower case cover 4 is provided with an air pump, the air outlet of the air pump is connected with the second air pipe 50 and the first air pipe 29 through hoses, the air inlet of the air pump is also connected with a hose, and the hose penetrates through the upper surface of the upper case cover 2 and is placed at a proper position; the air pump is not shown in the drawings, and is a common technology, and will not be described in detail herein.
It should be noted that, in use, the second air pipe 50 and the first air pipe 29 are provided with electromagnetic valves, so as to conveniently control the air pressure in different expansion slots 44, thereby controlling the lengths of the plurality of block pile heads 6 extending out of the second expansion holes 35 to be different.
The four corners of the lower surface of the first fixing plate 31 are fixedly welded with third springs 7, the lower ends of the third springs 7 are fixedly welded on the upper surface of the lower box cover 4, the third springs 7 have certain elasticity, when the first eccentric wheel 9 presses the upper pile body 32, the third springs 7 are compressed, and when the third springs 7 reset, the pile head assembly is driven to reset, so that the pile head assembly is lifted.
Claims (8)
1. Electric drive side centre gripping vibratory hammer, including vibrating box (1), its characterized in that: the upper end and the lower end of the vibrating box (1) are respectively fixedly provided with an upper box cover (2) and a lower box cover (4) through screws, the inside of the vibrating box (1) is provided with a second eccentric wheel (10), a first eccentric wheel (9), an adjusting device and a pile head assembly which are distributed up and down in sequence, the second eccentric wheel (10) is meshed with the first eccentric wheel (9), the middle parts of the second eccentric wheel (10) and the first eccentric wheel (9) are respectively provided with a first rectangular groove (19) and a second rectangular groove (21) penetrating through the front surface and the rear surface of the second eccentric wheel, the second rectangular grooves (21) are provided with two, the two second rectangular grooves (21) are symmetrical with respect to the first rectangular grooves (19), a second shaft (22) is movably arranged in the first rectangular grooves (19) on the first eccentric wheel (9), a first shaft (20) is movably arranged in the first rectangular grooves (19) on the second eccentric wheel (10), opposite positions of the middle parts of the first shaft (20) and the second shaft (22) are fixedly provided with a first rectangular groove (19) penetrating through the front surface and the second rectangular groove (21), the first rectangular grooves (48) are further vertically distributed along the first rectangular grooves (48) and the first rectangular grooves (48), the limiting convex plate (49) is slidably arranged in the vertical groove (48), one end of the limiting convex plate (49) extending into the second rectangular groove (21) is provided with a guiding limiting rod (23), the adjusting device comprises a movable arm (13), a fixed arm (14), a convex plate (15), two circular rings (12) and an electric push rod (11), the two circular rings (12) are respectively fixedly welded at two end surfaces of the second eccentric wheel (10), the circular rings (12) simultaneously surround the outer parts of the first rectangular groove (19) and the second rectangular groove (21), the electric push rod (11) is fixedly arranged on the bottom surface of the upper box cover (2), the bottom of the electric push rod (11) is fixedly connected with the convex plate (15) through screws, the convex plate (15) is fixedly arranged in the middle of the fixed arm (14), the two circular rings (13) are respectively fixedly welded at the upper end and the lower end of the fixed arm (14), and the two movable arms (13) are respectively attached to the upper side and the lower side of the circular rings (12);
the vibrating box (1) is of a rectangular shell structure, the guide limiting rod (23) movably penetrates through two ends of the limiting convex plate (49), a nut end (46) is integrally arranged at one end of the guide limiting rod (23), a second limiting nut (24) is connected to the other end of the guide limiting rod (23) through threaded fit, the nut end (46) and the second limiting nut (24) are respectively and movably attached to two end surfaces of the corresponding first eccentric wheel (9) and the second eccentric wheel (10), a driving mechanism for driving the first shaft (20) to rotate is further arranged in the vibrating box (1), the driving mechanism comprises a motor (17), a rotating shaft of the motor (17) is fixedly connected with one end of the first shaft (20), one surface of the motor (17) far away from the first shaft (20) is fixedly arranged on the sliding plate (18) through a screw, sliding rails (16) are fixedly arranged at positions, corresponding to the sliding plate (18), on the inner wall of the vibrating box (1), of the sliding rail (16) along the height direction of the vibrating box (1), and the sliding rails (16) are arranged on the sliding plates (18).
The utility model discloses a novel telescopic device for the automobile, including main shaft (22), telescopic device (8), first telescopic device (27), second telescopic device (28) and first spring, the upper end fixed welding of first telescopic device (27) is in the lower extreme outer lane department of main shaft (25), the lower extreme slip setting of first telescopic device (27) is in second telescopic device (28), the bottom fixed welding of second telescopic device (28) is in the upper surface of lower case lid (4), first spring sets up in the inside of first telescopic device (27) and second telescopic device (28), the upper end fixed welding of first spring is in the lower extreme department of annular device (25), the lower extreme fixed welding of first spring is in the upper surface of lower case lid (4) of second telescopic device (28).
2. An electric drive side clamping vibratory hammer as recited in claim 1, wherein: the pile head assembly comprises an upper pile body (32), a middle pile body (34) and a lower pile body (5), wherein a first telescopic hole (36) penetrating through the upper surface and the lower surface of the lower pile body is formed in the middle of the lower box cover (4), the middle pile body (34) movably penetrates through the first telescopic hole (36), a second fixing plate (33) is integrally formed in the outer ring of the upper end of the middle pile body (34), the upper pile body (32) is arranged above the middle pile body (34), a first fixing plate (31) is integrally arranged at the bottom of the upper pile body (32), four corners of the first fixing plate (31) and the second fixing plate (33) are fixed through fixing screws (30), the lower pile body (5) is arranged below the middle pile body (34), the lower pile body (5) and the middle pile body (34) are of cylindrical structures, a jack (41) penetrating through the upper surface and the lower surface of the middle pile body (34), a first fixing plate (31) is integrally arranged at the bottom of the middle pile body (32), the upper pile body (37) is fixedly arranged at the four corners of the first fixing plate (31) and the lower pile body (33) is fixedly connected with the middle pile body (34) through a fixing screw, the upper pile body (37) through the middle pile body through the upper surface of the middle pile body (34), one end of the inserted column (40) extending into the mounting cavity (37) is connected with a first limit nut (39) through threaded fit, and the first limit nut (39) is movably attached to the upper surface of the middle pile body (34).
3. An electric drive side clamping vibratory hammer as recited in claim 2, wherein: the inside of lower pile body (5) is provided with expansion groove (44), expansion groove (44) are provided with a plurality of, and a plurality of expansion grooves (44) are equidistantly distributed, the lower extreme intercommunication of expansion groove (44) is provided with second expansion hole (35), the lower surface of pile body (5) under second expansion hole (35) penetration, the fixed welding in top inner wall of expansion groove (44) has second spring (42), the fixed welding in lower extreme of second spring (42) has movable plate (43), movable plate (43) slide and set up in expansion groove (44), the lower surface of movable plate (43) is integrative to be provided with cubic pile head (6), cubic pile head (6) activity is passed second expansion hole (35) and is stretched out to the below of pile body (5) down.
4. A motor-driven side clamping vibratory hammer as set forth in claim 3, wherein: be provided with second air flue (45) in well pile body (34), the lower extreme intercommunication expansion groove (44) upper end of second air flue (45), the outer lane department of well pile body (34) is run through to the upper end of second air flue (45), the outer lane department of well pile body (34) is fixed to be provided with second trachea (50), second trachea (50) are provided with four, second trachea (50) and the second air flue (45) upper end intercommunication that corresponds, second trachea (50) are located the inside of vibration case (1).
5. The electric drive side clamping vibratory hammer as recited in claim 4, wherein: the inside of spliced pole (40) is provided with first air flue (38), the upper end intercommunication installation cavity (37) of first air flue (38), the upper end of a flexible groove (44) in pile body (5) middle part under the lower extreme intercommunication of first air flue (38), the fixed first trachea (29) that are provided with in side outer lane department of last pile body (32), the inside intercommunication of first trachea (29) and installation cavity (37).
6. An electric drive side clamping vibratory hammer as recited in claim 2, wherein: the upper pile body (32) is of a hemispherical structure.
7. An electric drive side clamping vibratory hammer as recited in claim 2, wherein: third springs (7) are fixedly welded at four corners of the lower surface of the first fixing plate (31), and the lower ends of the third springs (7) are fixedly welded on the upper surface of the lower box cover (4).
8. An electric drive side clamping vibratory hammer as recited in claim 1, wherein: the upper surface of the upper box cover (2) is fixedly welded with a connecting plate (3).
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| CN202310556420.7A CN116516956B (en) | 2023-05-17 | 2023-05-17 | Electric driving side clamping vibration hammer |
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| CN202310556420.7A CN116516956B (en) | 2023-05-17 | 2023-05-17 | Electric driving side clamping vibration hammer |
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| CN117001899B (en) * | 2023-09-07 | 2024-02-06 | 西安驰达飞机零部件制造股份有限公司 | Demolding device for processing aircraft composite material |
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| CN2052784U (en) * | 1989-07-05 | 1990-02-14 | 湖南省桩机制造厂 | Frequency and amplitude modulated vibration hammer |
| CN201003166Y (en) * | 2006-12-28 | 2008-01-09 | 浙江振中工程机械股份有限公司 | Horizontal torque-changing driving hammer |
| JP3170836U (en) * | 2011-05-23 | 2011-10-06 | 木村 貢 | Asphalt finisher tamper equipment |
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| CN102535314A (en) * | 2012-01-18 | 2012-07-04 | 中铁三局集团有限公司 | Power dynamic compaction tool |
| CN210315541U (en) * | 2019-06-12 | 2020-04-14 | 浙江永安工程机械有限公司 | Eccentric moment adjusting device of vibration hammer gear box |
| CN113494085A (en) * | 2021-09-09 | 2021-10-12 | 海门市胜佳建筑设备有限公司 | Pile driver |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052784U (en) * | 1989-07-05 | 1990-02-14 | 湖南省桩机制造厂 | Frequency and amplitude modulated vibration hammer |
| CN201003166Y (en) * | 2006-12-28 | 2008-01-09 | 浙江振中工程机械股份有限公司 | Horizontal torque-changing driving hammer |
| WO2012068711A1 (en) * | 2010-11-22 | 2012-05-31 | Tang Zhongsheng | Eccentric moment infinitive stage adjustable vibration device |
| JP3170836U (en) * | 2011-05-23 | 2011-10-06 | 木村 貢 | Asphalt finisher tamper equipment |
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| CN210315541U (en) * | 2019-06-12 | 2020-04-14 | 浙江永安工程机械有限公司 | Eccentric moment adjusting device of vibration hammer gear box |
| CN113494085A (en) * | 2021-09-09 | 2021-10-12 | 海门市胜佳建筑设备有限公司 | Pile driver |
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| CN116516956A (en) | 2023-08-01 |
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