CN219033206U - Municipal works pile driving device - Google Patents

Abstract

The utility model relates to a municipal works pile driving device, which comprises a shell, wherein a supporting seat is arranged in the shell, and a pile driving mechanism driven by a vibration unit is arranged on the supporting seat; the pile driving mechanism comprises a clamping part capable of clamping piles and a locking mechanism, wherein the clamping part comprises pawls, a fixed disc and a rotating disc, the fixed disc and the rotating disc are connected with each other, the fixed disc is connected to the supporting seat, the pawls are circumferentially arranged at intervals and positioned between the fixed disc and the rotating disc, the piles are inserted into the rotating disc and positioned between the spaced pawls, and the pawls radially slide on the fixed disc; the rotating disc is rotationally connected with the fixed disc, and the pawl is slidingly connected with the rotating disc; the rotating disk rotates relative to the fixed disk, and the spaced pawls slide in opposite directions or back to back on the rotating disk. The vibration unit drives the fixed disk to vibrate in this application, but has electrodeless spacing's pawl between fixed disk and the rotary disk, and the pawl can press from both sides the stake of equidimension not, has the effect that need not to change the sleeve and can be suitable for multiple size stake.

Description

Municipal works pile driving device

Technical Field

The application relates to the technical field of piling devices, in particular to a municipal engineering piling device.

Background

When municipal construction is carried out, a firm foundation is needed, when the soil quality of a shallow foundation layer is poor, and a holding soil layer is buried deeply, a deep foundation is needed to meet the requirements of a ground surface structure on the strength, deformation and stability of the foundation, and pile foundations are usually adopted, namely pile driving is carried out; the pile driver is generally driven by a vibration unit which rotates at a high speed and generates periodic exciting force, driving energy can be air pressure, hydraulic pressure, a motor or an internal combustion engine, vibration is transmitted to the pile through a hammer clamping part, soil structures around the pile are changed due to the vibration along with the generated vibration, soil structures around the pile are liquefied, structures among soil particles are disordered, the instantaneous strength is reduced, the phenomenon of 'fluidization' of the soil structures is caused, and therefore friction force between the pile and the soil is reduced, and then the pile is driven into the soil by the combined acting force such as the downward pressure of the excavator, the dead weight of the pile driver and the pile.

The traditional Chinese patent with the publication number of CN103924593A discloses a piling head of a piling machine, which comprises an impact seed arranged in an impact seed guide sleeve, wherein a rear pile sleeve for covering the upper end of a wood pile is screwed on the outer wall of the lower end of the impact seed guide sleeve, and a pile sleeve is screwed on the inner wall of the lower end of the rear pile sleeve; when in use, the bolts are required to be unscrewed, and the sleeves with different calibers are replaced.

Aiming at the technical problems, the applicant believes that the pile driver still adopts a bolt connection mode when in use, and the disassembly and assembly process is inconvenient; when the diameters of the piles are different, the sleeves with different diameters need to be replaced, a plurality of sleeves need to be carried during construction, so that the sleeves are inconvenient to use due to the fact that the sleeves are replaced for a plurality of times during construction, and the sleeves cannot be tightly matched with the piles, so that improvement is still needed.

Disclosure of Invention

In order to enable pile easy dismounting, the pile driver can be applicable to the pile of different sizes, and the application provides municipal works pile driving device.

The utility model provides a municipal works pile driving device adopts following technical scheme: including the shell, its characterized in that: a supporting seat is arranged in the shell, and a piling mechanism driven by a vibration unit is arranged on the supporting seat; the pile driving mechanism comprises a clamping part capable of clamping piles and a locking mechanism, wherein the clamping part comprises pawls, a fixed disc and a rotating disc, the fixed disc and the rotating disc are connected with each other, the fixed disc is connected to the supporting seat, the pawls are circumferentially arranged at intervals and positioned between the fixed disc and the rotating disc, the piles are inserted into the rotating disc and positioned between the spaced pawls, and the pawls radially slide on the fixed disc; the rotating disc is rotationally connected with the fixed disc, and the pawl is slidingly connected with the rotating disc; the rotary disk rotates relative to the fixed disk, and the spaced pawls slide in opposite directions or back to back on the rotary disk; the locking mechanism is arranged on the rotating disk and positions the fixed disk, and when the fixed disk is relatively fixed with the rotating disk, the locking pile is fixed between the pawls.

Through adopting above-mentioned technical scheme, rotary disk and fixed disk close fit to make pawl interval can electrodeless regulation, pawl clamp stake in order to adapt to the stake of various shapes and sizes, vibration unit is with vibration conduction to the stake through the fixed disk, thereby realizes driving into the underground with not unidimensional stake, and need not to change many pairs of sleeves.

Preferably, the rotary disc is provided with a containing cavity, and the pawl is positioned in the containing cavity; a plurality of guide grooves extending along the arc shape at the edge of the center to the outer side are formed in the rotating disc at intervals in the circumferential direction; the pawl is fixedly provided with guide posts inserted into the guide grooves, the guide posts can slide along the guide grooves, and the guide grooves correspond to the guide posts one by one.

Through adopting above-mentioned scheme, the pawl is located and holds the intracavity and makes the pawl can not drop, and the guide way of fixed disk confirms pawl direction of motion, and the guide way receives the rotatory power conversion push-and-pull force of rotary disk with the pawl, and the pawl receives the restriction of three direction force, finally realizes the distance adjustment between the pawl.

Preferably, the locking mechanism comprises a locking hole and a locking connecting rod, the locking hole is arranged in a penetrating manner at the side wall of the rotating disc and corresponds to the fixed disc, and the locking connecting rod is in threaded connection with the locking hole; an operation port is formed in the shell, one end of the locking connecting rod can be abutted against the fixed disc, and the other end of the locking connecting rod penetrates through the operation port.

Through adopting above-mentioned technical scheme, the locking connecting rod can drive the rotary disk and rotate, and when rotatory to the required position, can fix the relative position of rotary disk and fixed disk to realized the locking of pawl position, thereby adapt to the stake of different shapes and sizes.

The piling mechanism preferably further comprises a calibration part, wherein the calibration part comprises a calibration column and a calibration ball, and the calibration ball is rotatably connected to the center of the supporting seat; the calibration column is fixed on the calibration ball and penetrates through the axis of the calibration ball; the vibration unit is fixed above the calibration column, and the fixed disc is fixed below the calibration column; the axes of the calibration ball, the calibration column and the fixed disk are vertical to the horizontal plane when the fixed disk stands still.

By adopting the technical scheme, when the pawl clamps the pile, the pile is automatically vertical to the horizontal plane under the influence of gravity, manual calibration is not needed, and the operation difficulty is reduced; the vibration unit vertically transmits vibration to the pile through the calibration column, the pile cannot be inclined, and the piling accuracy is improved.

Preferably, the support seat is provided with a damping moving mechanism, the damping moving mechanism comprises a fixed block, a reed, a roller and a rolling groove, the fixed block is fixed on the side wall of the support seat up and down relatively, and the fixed blocks which are opposite up and down are respectively arranged on the side wall of the support seat at intervals; the reed is fixed between the upper and lower opposite fixed blocks and can deform; the roller is rotatably connected to the reed, the rolling groove is formed in the position, corresponding to the roller, on the inner side wall of the shell and extends in the vertical direction, and the roller can roll in the rolling groove.

Through adopting above-mentioned technical scheme, pile mechanism can follow the pile and move downwards jointly, and damping spring's setting reduces the energy loss that energy transfer given the shell, reduces the vibration of shell simultaneously, makes things convenient for operating personnel's support.

Preferably, the fixed block is provided with a locking mechanism, the locking mechanism comprises a locking support, a locking bracket and a first locking block, and the locking support is fixed above the fixed block; the first locking block is fixed at the top of the locking support column and is a cone with an upward cone tip; the locking bracket is elastic and fixed at the top end of the shell, and is oppositely arranged at two sides of the first locking block; the side wall of the locking bracket, which is close to the first locking block, is provided with an inclined surface matched with the side wall of the first locking block; when the first locking block moves upwards to the position above the locking bracket, the bottom of the first locking block is abutted against the locking bracket; a handle is fixed above the supporting seat.

Through adopting above-mentioned technical scheme, can make supporting seat and shell position fixing to make the rotary disk be located higher position department, make things convenient for the installation of stake, locking device simple structure simultaneously, convenient operation.

Preferably, the locking mechanism further comprises a second locking block which is connected to the locking support in a sliding manner, is positioned below the first locking block and is in an inverted cone table shape; when the second locking block moves to the upper part of the locking bracket, the first locking block is abutted with the second locking block, the bottom size of the second locking block is smaller than the distance between the opposite locking brackets, and the top size of the second locking block is larger than the bottom size of the first locking block.

By adopting the technical scheme, the first locking block is convenient to ascend and difficult to descend, and the second locking block can assist the first locking block to descend, so that the purposes of locking and unlocking are achieved.

Preferably, the fixing disc is provided with a centering device, the centering device comprises a centering positioning block, a centering pull wire and a reel, and the centering positioning block is fixed on one side, close to the locking connecting rod, above the fixing disc; the opening of acting as go-between has been seted up to one side that the shell lateral wall was located the operation mouth, and the reel is fixed in the shell and is located the opening top of acting as go-between, and the one end of returning to the normal stay is fixed in the fixed block, and the other end passes the opening winding of acting as go-between and is fixed in the reel.

Through adopting above-mentioned technical scheme, through the setting of righting device, can make the fixed disk that rotates along with the calibration ball get back to initial position, conveniently make locking connecting rod movable range in operation mouth department to the clearance between the adjustment pawl of convenience of customers.

Preferably, a supporting mechanism is arranged on the outer side of the shell, the supporting mechanism comprises a large supporting leg, a small supporting leg and a pneumatic telescopic rod, the large supporting leg is rotationally connected with the shell, a sleeve end of the pneumatic telescopic rod is rotationally connected with the shell, and a connecting rod end of the pneumatic telescopic rod is rotationally connected below the large supporting leg; the small support leg is rotationally connected below the large support leg through the extension mechanism and is inserted into the ground; threaded holes are formed in the tail ends of the small support legs, and the threaded holes can be connected with the extension support legs in a threaded mode.

By adopting the technical scheme, the large support leg and the small support leg can enable the shell to be supported on the ground without being held by operators all the time, so that the manpower consumption is reduced, the pile position is convenient to adjust, and the pile driving precision is improved; the arrangement of the threaded holes can continuously lengthen the small supporting legs, so that the pile with longer size is suitable.

Preferably, the extension mechanism comprises a first chute, a first sliding block, a first connecting block and a spring, wherein the first chute is arranged on the upper surface of the large supporting leg, the first sliding block is connected with the first chute in a sliding manner, the first connecting block is fixed on the upper surface of the small supporting leg, and the spring is connected between the first sliding block and the first connecting block.

By adopting the technical scheme, the spring assists the storage of the small support leg, and the small support leg can be placed to be unfolded randomly under the influence of gravity.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the pawl with adjustable spacing can adapt to piles of different sizes, the pile driver can be tightly matched with the piles of different sizes without replacing a sleeve, and the pile driver is convenient to use;

2. the radial grooves of the fixed disc guide the moving direction of the pawls, and the guide grooves of the rotating disc tend to move towards the guide posts on the pawls, so that the distance between the pawls can be adjusted by rotating the rotating disc, and meanwhile, a user can conveniently adjust the distance between the pawls;

3. the locking mechanism has the function of fixing the relative position of the rotating disc and the fixed disc, so that the pawl is fixed in position, and the pawl can lock the pile in the process of convenient use;

4. the arrangement of the calibration balls ensures that the piles are influenced by gravity, maintain the posture vertical to the horizontal plane, ensure the vertical precision of the piles and avoid manual calibration;

5. the locking mechanism is used for locking and unlocking the piling mechanism through two locking states, the position of the rotating disc is located at a high point when the piling mechanism is locked, the installation and the operation of the pile are convenient, and the handle can be automatically unlocked by being lifted when the piling mechanism is unlocked, so that the piling mechanism is convenient to use;

6. the damping moving mechanism ensures that the supporting seat is connected to the shell in a sliding manner, reduces the transmission of vibration from the supporting seat to the shell, and reduces the transmission of vibration to a user during use.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram of an exploded structure of a stationary disk, a rotating disk, and a detent fit according to an embodiment of the present application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

FIG. 4 is a schematic view of the mating partial cross-sectional structure of a fixed block, roller, rolling groove, reed, support base of an embodiment of the present application;

fig. 5 is a partial schematic view of the engagement of the locking post, locking bracket, first locking block, second locking block, and securing block of an embodiment of the present application.

Reference numerals illustrate: 1. a housing; 2. a support base; 3. a vibration unit; 4. a pile driving mechanism; 41. a clamping part; 411. a pawl; 412. a fixed plate; 413. a rotating disc; 42. a locking mechanism; 421. a locking hole; 422. locking the connecting rod; 5. a receiving chamber; 6. a guide groove; 7. a guide post; 8. an operation port; 9. a calibration section; 91. calibrating the column; 92. a calibration sphere; 10. a shock absorbing moving mechanism; 101. a fixed block; 102. a reed; 103. a roller; 104. rolling grooves; 11. a locking mechanism; 111. locking the support column; 112. a locking bracket; 113. a first locking block; 114. a second locking block; 12. a support mechanism; 121. a large support leg; 122. a small support leg; 123. a pneumatic telescopic rod; 13. an extension mechanism; 131. a first chute; 132. a first slider; 133. a first connection block; 134. a spring; 14. a centering device; 141. aligning the positioning block; 142. a positive pull wire is returned; 143. a reel; 15. and a stay wire opening.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses municipal engineering piling device, referring to fig. 1, the municipal engineering piling device comprises a shell 1 and a supporting mechanism 12 for supporting the shell 1, wherein the supporting mechanism 12 comprises a large supporting leg 121, a small supporting leg 122 and a pneumatic telescopic rod 123, the large supporting leg 121 is rotationally connected with the shell 1, the sleeve end of the pneumatic telescopic rod 123 is rotationally connected with the shell 1, and the connecting rod end of the pneumatic telescopic rod 123 is rotationally connected below the large supporting leg 121; one end of the small supporting leg 122 is rotatably connected below the large supporting leg 121 through the extension mechanism 13, and the other end of the small supporting leg 122 is movable, so that the small supporting leg 122 can be stored or extended relative to the large supporting leg 121, and the extended small supporting leg 122 is inserted into the ground.

Referring to fig. 1 and 3, the extension mechanism 13 includes a first chute 131 and a first slider 132, the first chute 131 is opened at the upper surface of the big leg 121 and extends along the length direction of the big leg 121, the first slider 132 is slidably connected to the first chute 131, and a protrusion protruding from the surface of the first chute 131 is disposed on the first slider 132.

Referring to fig. 1 and 3, the extension mechanism 13 further includes a first connection block 133 and a spring 134, wherein the first connection block 133 is fixed on the surface of the small leg 122 and is close to one end connected with the large leg 121, and the spring 134 is fixed between the protrusion of the first slider 132 and the first connection block 133.

Referring to fig. 1 and 3, when the movable end of the small supporting leg 122 is turned over in a direction away from the large supporting leg 121 and inserted into the ground, the large supporting leg 121 simultaneously rotates in a direction away from the housing 1 to drive the pneumatic telescopic rod 123 to extend, at this time, the pneumatic telescopic rod 123 generates damping to keep the large supporting leg 121 in a stable open state, the first sliding block 132 is located at the bottom of the first sliding groove 131, and the spring 134 is in a stretched state; when the movable end of the small support leg 122 turns over towards the direction close to the large support leg 121, the spring 134 contracts, the first sliding block 132 moves towards the upper side of the first sliding groove 131, so that the small support leg 122 has a trend towards the large support leg 121, the small support leg 122 is prevented from being opened under the influence of gravity, the large support leg 121 rotates towards the direction close to the shell 1, and the groove capable of accommodating the pneumatic telescopic rod 123 is formed below the large support leg 121, so that the pneumatic telescopic rod 123 is shortened and stored conveniently.

Referring to fig. 1, the small leg 122 is provided with a threaded hole at its end, and the threaded hole is screwed with an extension leg, so as to facilitate increasing the height of the casing 1, so as to adapt to longer piles.

Referring to fig. 1, a support base 2 is provided in a housing 1 and is slidably connected to the housing 1 up and down, and a pile driving mechanism 4 driven by a vibration unit 3 is provided on the support base 2, the pile driving mechanism 4 driving piles into soil.

Referring to fig. 1 and 4, a supporting seat 2 is slidably connected to a housing 1 through a damping moving mechanism 10, the damping moving mechanism 10 comprises a fixed block 101, a reed 102, a roller 103 and a rolling groove 104, the fixed block 101 is fixed on the side wall of the supporting seat 2 up and down relatively, and the fixed blocks 101 opposite up and down are respectively arranged on the side wall of the supporting seat 2 at intervals; the reed 102 is fixed between the upper and lower opposite fixed blocks 101 in an arc shape and can deform; the roller 103 is rotatably connected to the middle part of the reed 102, the rolling groove 104 is formed on the inner side wall of the shell 1 at the position corresponding to the roller 103 and extends along the vertical direction, and the roller 103 can roll in the rolling groove 104; the rollers 103 are arranged on the side wall of the supporting seat 2 at intervals along the vertical direction, so that the sliding stability of the supporting seat 2 is improved; the vibration unit 3 drives the supporting seat 2 to vibrate, and the reed 102 absorbs vibration to reduce the transmission of transverse exciting force to the shell 1, so that the supporting force of a person to the shell 1 is reduced; when the pile is driven into soil, the supporting seat 2 descends together with the pile, and the roller 103 is matched with the rolling groove 104, so that the supporting seat 2 slides relative to the shell 1, and the effect that the shell 1 and operators do not need to move along with the pile is achieved.

Referring to fig. 1, the piling machine 4 further comprises a calibration part 9, wherein the calibration part 9 comprises a calibration column 91 and a calibration ball 92, and the calibration ball 92 is rotatably connected to the center of the support base 2, so that the calibration ball 92 can rotate relative to the support base 2; the calibration column 91 is fixed to the calibration ball 92 and passes through the axis of the calibration ball 92, and the vibration unit 3 is fixed above the calibration column 91, and the calibration ball 92 maintains the center axis of the calibration column 91 in a vertical posture with respect to the horizontal plane by relative rotation with the support base 2.

Referring to fig. 1 and 2, the piling mechanism 4 further includes a clamping portion 41, the clamping portion 41 includes a pawl 411, a fixed disc 412 and a rotating disc 413, the fixed disc 412 is connected below the calibration column 91, the rotating disc 413 is rotatably connected below the fixed disc 412, the rotating disc 413 is provided with a through hole, a pile is inserted into the through hole, the rotating disc 413 is provided with a containing cavity 5 at the lower portion of the fixed disc 412, and the pawl 411 is circumferentially arranged in the containing cavity 5 at intervals, so that the pawl 411, the fixed disc 412 and the rotating disc 413 are connected with each other.

Referring to fig. 1 and 2, a radial chute corresponding to the pawl 411 and guiding the movement direction of the pawl 411 is formed in the fixed disc 412, the pawl 411 is slidably connected to the fixed disc 412 along the radial chute, and the end portion of the pawl 411 for clamping the pile is in a zigzag shape, so that the friction force during clamping is increased; a plurality of guide grooves 6 extending along the arc shape of the center towards the outer side edge are formed in the rotary disc 413 at intervals in the circumferential direction, guide posts 7 inserted into the guide grooves 6 are fixed at the bottom of the pawl 411, the guide posts 7 are in one-to-one correspondence with the guide grooves 6, and the guide posts 7 can slide along the corresponding guide grooves 6; when the rotary disk 413 rotates relative to the fixed disk 412, the guide slots 6 push the guide posts 7 to slide the spaced pawls 411 toward or away from each other on the rotary disk 413, thereby adjusting the relative distance of the pawls 411 to accommodate various sized posts.

Referring to fig. 1 and 2, a locking mechanism 42 is provided on a rotary disc 413, and after the pawl 411 is adjusted to a desired position, the pawl 411 is fixed by the locking mechanism 42 to clamp the pile.

Referring to fig. 1 and 2, the locking mechanism 42 includes a locking hole 421 and a locking connecting rod 422, the locking hole 421 is arranged on the upper part of the side wall of the rotary disc 413 in a penetrating manner and corresponds to the side wall of the fixed disc 412, and one end of the locking connecting rod 422 is connected with the locking hole 421 in a threaded manner and rotatably abuts against the fixed disc 412, so that the relative positioning of the rotary disc 413 and the fixed disc 412 is realized; the shell 1 is provided with an operation port 8 penetrating through the bottom of the shell 1, and the other end of the locking connecting rod 422 penetrates through the operation port 8 and can be used as a handle for driving the rotating disc 413 to rotate, so that an operator can conveniently drive the device from outside; when the locking connecting rod 422 is screwed close to the fixed disc 412, the threaded end of the locking connecting rod 422 abuts against the fixed disc 412, so that the fixed disc 412 and the rotary disc 413 are relatively fixed, the distance between the pawls 411 is fixed, and the relative position locking of the pile and the pawls 411 is realized; when the locking link 422 is screwed away from the fixed disk 412, the fixed disk 412 and the rotary disk 413 are rotated relatively, and the relative position of the post and the pawl 411 is unlocked.

Referring to fig. 1, a centering device 14 is disposed on the fixed disk 412, so that the fixed disk 412 can be positioned, and the rotating disk 413 can rotate relative to the fixed disk 412, thereby achieving the purpose of adjusting the relative position of the pawl 411.

Referring to fig. 1, the aligning device 14 includes an aligning positioning block 141, an aligning pull wire 142 and a reel 143, wherein the aligning positioning block 141 is fixed on one side of the edge above the fixed disk 412, which is close to the locking link 422; a pull wire opening 15 is formed in one side of the side wall of the shell 1, which is positioned at the operation opening 8, a reel 143 is fixed on the shell 1 and positioned above the pull wire opening 15, one end of a return pull wire 142 is fixed on the fixed block 101, and the other end passes through the pull wire opening 15 and is wound and fixed on the reel 143; when the reel 143 rotates to pull the pull wire, the fixed disc 412 is driven to rotate until the fixed block 101 aligns with the pull wire opening 15, and at this time, the adjustable range of the locking link 422 is located at the opening of the operation opening 8, and the rotating disc 413 is driven to rotate by laterally pushing and pulling the locking link 422, so as to adjust the distance between the pawls 411.

Referring to fig. 1 and 5, a locking mechanism 11 for facilitating pile installation is arranged above a fixed block 101, when a supporting seat 2 rises to a higher position in a casing 1, the relative position of a rotary disc 413 and the casing 1 is fixed through the locking mechanism 11, so that enough space is reserved for facilitating an operator to place piles.

Referring to fig. 1 and 5, the locking mechanism 11 includes a locking bracket 112, a first locking block 113 and a locking strut 111, the locking strut 111 is fixed above the fixed block 101, and the first locking block 113 is fixed on top of the locking strut 111 and is a cone with an upward conical tip; the locking bracket 112 has elasticity and is fixed at the top end of the shell 1, and the locking bracket 112 is oppositely arranged at two sides of the first locking block 113; the side wall of the locking bracket 112, which is close to the first locking block 113, is formed with an inclined surface which is matched with the side wall of the first locking block 113; a group of handles positioned on two sides of the calibration column 91 are fixed above the supporting seat 2, when the supporting seat 2 is required to be locked, an operator pulls the handles fixed above the supporting seat 2 upwards, the first locking block 113 moves upwards along with the handles, the side wall of the first locking block 113 extrudes the inclined surface of the locking support 112 to enable the inclined surface of the locking support 112 to pass through a gap between the opposite locking supports 112, the first locking block 113 moves above the locking support 112, the operator releases hands of the lower surface of the first locking block 113 to abut against the locking support 112, and the supporting seat 2 is locked, so that the initial position of the rotary disc 413 is positioned at a higher position in the casing 1, and the pile column is convenient to install.

Referring to fig. 1 and 5, the locking mechanism 11 further includes a second locking block 114 slidably connected to the locking strut 111, where the second locking block 114 is located below the first locking block 113 and has a reverse taper; when the supporting seat 2 needs to be unlocked, an operator pulls the handle above the supporting seat 2 upwards again, the second locking block 114 moves upwards to squeeze and pass through a gap between the opposite locking brackets 112, when the operator loosens hands and moves to the position above the locking brackets 112, the supporting seat 2 is driven by gravity to move downwards by the locking support 111, the second locking block 114 is firstly abutted by the locking brackets 112, the second locking block 114 moves upwards relative to the locking support 111 until the first locking block 113 is abutted by the second locking block 114, the bottom dimension of the second locking block 114 is smaller than the distance between the opposite locking brackets 112, the second locking block 114 presses the opposite locking brackets 112, the distance between the opposite locking brackets 112 is enlarged, the second locking block 114 moves downwards along with the first locking block 113, the top dimension of the second locking block 114 is larger than the bottom dimension of the first locking block 113, and when the second locking block 114 passes through a narrow opening of the opposite locking brackets 112, the narrow opening distance is larger than the bottom dimension of the first locking block 113, and the supporting seat 2 can be lowered along the shell 1; after the pile is installed and calibrated, piling can be started along with the descending of the supporting seat 2.

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 (10)

1. Municipal works pile driving device, including shell (1), its characterized in that: a supporting seat (2) is arranged in the shell (1), and a piling mechanism (4) driven by a vibration unit (3) is arranged on the supporting seat (2); the piling mechanism (4) comprises a clamping part (41) capable of clamping the pile and a locking mechanism (42), the clamping part (41) comprises pawls (411), a fixed disc (412) and a rotating disc (413) which are connected with each other, the fixed disc (412) is connected with the supporting seat (2), the pawls (411) are circumferentially arranged at intervals and are positioned between the fixed disc (412) and the rotating disc (413), the pile is inserted into the rotating disc (413) and positioned between the spaced pawls (411), and the pawls (411) radially slide on the fixed disc (412); the rotary disk (413) is rotatably connected to the fixed disk (412), and the pawl (411) is slidably connected to the rotary disk (413); the rotary disk (413) rotates relative to the fixed disk (412), and the spaced pawls (411) slide on the rotary disk (413) in opposite directions or in opposite directions; the locking mechanism (42) is arranged on the rotary disc (413) and positions the fixed disc (412), and when the fixed disc (412) is relatively fixed with the rotary disc (413), the locking pile is fixed between the pawls (411).

2. The municipal works pile driving device according to claim 1, wherein: a containing cavity (5) is formed in the rotary disc (413), and the pawl (411) is located in the containing cavity (5); a plurality of guide grooves (6) which extend along the arc shape at the edge of the center to the outer side are arranged on the rotating disc (413) at intervals in the circumferential direction; the pawl (411) is fixedly provided with guide posts (7) inserted into the guide slots (6), the guide slots (6) are in one-to-one correspondence with the guide posts (7), and the guide posts (7) can slide along the corresponding guide slots (6).

3. The municipal works pile driving device according to claim 1, wherein: the locking mechanism (42) comprises a locking hole (421) and a locking connecting rod (422), the locking hole (421) is communicated with the rotating disc (413) and corresponds to the side wall of the fixed disc (412), and the locking connecting rod (422) is connected with the locking hole (421) in a threaded manner; an operation port (8) is formed in the shell (1), one end of the locking connecting rod (422) can be abutted against the fixed disc (412), and the other end of the locking connecting rod is arranged outside the operation port (8) in a penetrating mode.

4. The municipal works pile driving device according to claim 1, wherein: the piling mechanism (4) further comprises a calibration part (9), the calibration part (9) comprises a calibration column (91) and a calibration ball (92), and the calibration ball (92) is rotatably connected to the center of the supporting seat (2); the calibration column (91) is fixed on the calibration ball (92) and penetrates through the axis of the calibration ball (92); the vibration unit (3) is fixed above the calibration column (91), and the fixed disc (412) is fixed below the calibration column (91); the axes of the calibration ball (92), the calibration column (91) and the fixed disc (412) are vertical to the horizontal plane when the static stand.

5. The municipal works pile driving device according to claim 1, wherein: the support seat (2) is provided with a damping moving mechanism (10), the damping moving mechanism (10) comprises a fixed block (101), a reed (102), a roller (103) and a rolling groove (104), the fixed block (101) is fixed on the side wall of the support seat (2) up and down relatively, and the fixed blocks (101) which are opposite up and down are respectively arranged on the side wall of the support seat (2) at intervals; the reed (102) is fixed between the upper and lower opposite fixed blocks (101) and can deform; the roller (103) is rotationally connected to the reed (102), the rolling groove (104) is formed in the inner side wall of the shell (1) at the position corresponding to the roller (103) and extends along the vertical direction, and the roller (103) can roll in the rolling groove (104).

6. The municipal works pile driving device according to claim 5, wherein: the fixing block (101) is provided with a locking mechanism (11), the locking mechanism (11) comprises a locking support (111), a locking bracket (112) and a first locking block (113), and the locking support (111) is fixed above the fixing block (101); the first locking block (113) is fixed at the top of the locking support column (111) and is a cone with an upward cone tip; the locking bracket (112) has elasticity and is fixed at the top end of the shell (1), and the locking bracket (112) is oppositely arranged at two sides of the first locking block (113); the side wall of the locking bracket (112) close to the first locking block (113) is provided with an inclined surface matched with the side wall of the first locking block (113); when the first locking block (113) moves upwards to the position above the locking bracket (112), the bottom of the first locking block (113) is abutted against the locking bracket (112); a handle is fixed above the supporting seat (2).

7. The municipal works pile driving device according to claim 6, wherein: the locking mechanism (11) further comprises a second locking block (114) which is connected to the locking support column (111) in a sliding manner, and the second locking block (114) is positioned below the first locking block (113) and is in an inverted cone table shape; when the second locking block (114) moves to the position above the locking support (112), the first locking block (113) is abutted with the second locking block (114), the bottom size of the second locking block (114) is smaller than the distance between the opposite locking supports (112), and the top size of the second locking block (114) is larger than the bottom size of the first locking block (113).

8. The municipal works pile driving device according to claim 1, wherein: the fixing disc (412) is provided with a centering device (14), the centering device (14) comprises a centering positioning block (141), a centering stay wire (142) and a reel (143), and the centering positioning block (141) is fixed above the fixing disc (412) and is close to one side of the locking connecting rod (422); a stay wire opening (15) is formed in one side of the side wall of the shell (1) located at the operation opening (8), a winding wheel (143) is fixed to the shell (1) and located above the stay wire opening (15), one end of a return stay wire (142) is fixed to the fixed block (101), and the other end of the return stay wire passes through the stay wire opening (15) to be wound and fixed to the winding wheel (143).

9. The municipal works pile driving device according to claim 1, wherein: the outer side of the shell (1) is provided with a supporting mechanism (12), the supporting mechanism (12) comprises a large supporting leg (121), a small supporting leg (122) and a pneumatic telescopic rod (123), the large supporting leg (121) is rotationally connected to the shell (1), the sleeve end of the pneumatic telescopic rod (123) is rotationally connected to the shell (1), and the connecting rod end of the pneumatic telescopic rod (123) is rotationally connected to the lower portion of the large supporting leg (121); the small support leg (122) is rotatably connected below the large support leg (121) through the extension mechanism (13) and is inserted into the ground; threaded holes are formed in the tail ends of the small support legs (122), and the threaded holes can be connected with the extension support legs in a threaded mode.

10. The municipal works pile driving device according to claim 9, wherein: the extension mechanism (13) comprises a first sliding groove (131), a first sliding block (132), a first connecting block (133) and a spring (134), wherein the first sliding groove (131) is formed in the upper surface of the large supporting leg (121), the first sliding block (132) is connected with the first sliding groove (131) in a sliding mode, the first connecting block (133) is fixed on the upper surface of the small supporting leg (122), and the spring (134) is connected between the first sliding block (132) and the first connecting block (133).

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