CN215329879U

CN215329879U - Pile planting head of static pressure pile planting machine

Info

Publication number: CN215329879U
Application number: CN202120787263.7U
Authority: CN
Inventors: 梅新中; 邹强; 黄俊华
Original assignee: Wuhan Maoyuan Huafeng Steel Structure Engineering Co ltd
Current assignee: Wuhan Maoyuan Huafeng Steel Structure Engineering Co ltd
Priority date: 2021-04-17
Filing date: 2021-04-17
Publication date: 2021-12-28
Anticipated expiration: 2031-04-17

Abstract

The utility model relates to a pile planting head of a static pressure pile planting machine, which comprises a pile planting head body, a protective cover, four groups of clamping components, a driving component, a positioning mechanism, a mounting head and a cavity, wherein the protective cover is fixedly connected to the outer surface of the pile planting head body; the centre gripping subassembly includes the thread bush that passes through bearing swing joint with the safety cover inner wall, the inboard threaded connection of thread bush has the screw rod, the external fixed surface of thread bush is connected with the driven awl tooth that is located the safety cover inside. This stake head is planted to static pressure carries out diversified centre gripping through the surface to the pipe fitting, avoids the pipe fitting not hard up to appear in the in-process of operation, prevents the deviation restriction from appearing, and the effect of stake operation is planted in the guarantee.

Description

Pile planting head of static pressure pile planting machine

Technical Field

The utility model relates to the technical field of static pressure pile planting machines.

Background

The static pressure pile planting machine is a brand-new environment-friendly pile foundation construction device, the construction public hazard problems such as vibration, noise, pollution and the like caused by pile foundation engineering construction in human infrastructure engineering construction cause attention of various social circles, and the static pressure pile planting machine is a non-vibration and non-noise hydraulic type pile pressing and drawing machine which meets social requirements.

The static pressure pile planting machine is applicable to different geological and environmental working conditions and is widely applied all over the world, the pile planting head of the static pressure pile planting machine is also called a clamping head and can be used for planting piles for clamping pipe fittings, the pile planting head of the existing static pressure pile planting machine is inconvenient for pipe fitting clamping operation, clamping force is insufficient, the pile planting head is easy to loosen during operation or causes deviation, the pile planting effect is influenced, the construction progress is influenced, and the use requirement is difficult to meet.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model provides the pile planting head of the static pressure pile planting machine, which solves the problem of inconvenient clamping.

The technical scheme for solving the technical problems is as follows: a pile planting head of a static pressure pile planting machine comprises a pile planting head body, a protective cover, four groups of clamping components, a driving component, a positioning mechanism, a mounting head and a cavity, wherein the protective cover is fixedly connected to the outer surface of the pile planting head body;

the centre gripping subassembly includes the thread bush that passes through bearing swing joint with the safety cover inner wall, the inboard threaded connection of thread bush has the screw rod, the outer fixed surface of thread bush is connected with and is located the inside driven awl tooth of safety cover, the one end that the thread bush was kept away from to the screw rod has splint through bearing swing joint, the one end fixedly connected with protection damping pad that the screw rod was kept away from to splint, splint are close to the spacing subassembly of the equal fixedly connected with in upper and lower both sides of screw rod one end.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, spacing subassembly still includes the slide bar with splint fixed connection, the surface sliding connection of slide bar has the sleeve, and the sleeve is kept away from the one end of slide bar and is fixed mutually with the inner wall of planting the pile head body.

Further, drive assembly include with safety cover inner bottom wall fixed connection's centre gripping motor, the output shaft fixedly connected with gear of centre gripping motor, the right side meshing of gear has the ring gear, the top fixedly connected with of ring gear is located the initiative awl tooth of planting pile head body surface.

Further, positioning mechanism include with cavity inner wall top sliding connection's roof, the equal fixedly connected with spring in both ends of roof upper surface, the equal fixedly connected with gag lever post in both ends about the roof.

Further, the equal fixedly connected with in top at both ends is seted up in the spacing groove on planting the first body inner wall of stake about the cavity, the one end that the roof was kept away from to the gag lever post is located the inside of spacing groove, and gag lever post and spacing groove are sliding connection.

Further, the center of the top wall of the cavity is fixedly connected with a proximity switch, the proximity switch is positioned right above the positioning mechanism, and the output end of the proximity switch is electrically connected with the input end of the driving assembly.

Further, the safety cover is the cavity annular, and the one end that the safety cover is close to the planting head body is the disappearance form, splint are arc splint, and four splint are the equidistance of symmetry and distribute.

Further, the one end that the safety cover inner wall was kept away from to the thread bush runs through to the inside of planting the first body, and the surface of thread bush is sliding connection with the lateral wall of planting the first body.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. this stake head of planting of stake machine is planted to static pressure through planting inside drive assembly and the centre gripping subassembly of being provided with of stake head body, when the pipe fitting is located the cavity inside, drives centre gripping subassembly work through drive assembly for four centre gripping subassemblies stabilize the centre gripping to the upper end of pipe fitting surface, carry out diversified centre gripping through the surface to the pipe fitting, avoid the pipe fitting not hard up to appear in the in-process of operation, prevent the deviation restriction, the effect of guarantee planting stake operation.

2. This stake head is planted to static pressure through set up positioning mechanism and proximity switch above the cavity, and when the top of pipe fitting contacted with positioning mechanism, positioning mechanism contacted and extruded proximity switch for proximity switch control drive assembly work, thereby the realization was to the automatic centre gripping of pipe fitting, and is easy and simple to handle, has improved work efficiency greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the pile head body and the clamping assembly of the present invention;

FIG. 3 is a schematic view of a clamping assembly according to the present invention;

FIG. 4 is a schematic structural diagram of a driving assembly according to the present invention;

fig. 5 is a schematic structural diagram of the positioning mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. pile planting head body, 2, safety cover, 3, clamping component, 301, thread bush, 302, driven bevel gear, 303, screw rod, 304, splint, 305, protection damping pad, 306, spacing component, 4, drive assembly, 401, centre gripping motor, 402, gear, 403, ring gear, 404, initiative bevel gear, 5, positioning mechanism, 501, roof, 502, spring, 503, gag lever post, 6, installation head, 7, cavity.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, the pile-planting head of the static-pressure pile-planting machine in this embodiment includes a pile-planting head body 1, a protective cover 2, four sets of clamping components 3, a driving component 4, a positioning mechanism 5, a mounting head 6 and a cavity 7, the outer surface of the pile-planting head body 1 is fixedly connected with the protective cover 2 for protecting the clamping components 3 and the driving component 4, the protective cover 2 is in a hollow ring shape, one end of the protective cover 2 close to the pile-planting head body 1 is in a missing shape, the clamping components 3 are fixedly connected around the inner wall of the protective cover 2, the clamping components 3 are arranged to rapidly clamp different pipes, the bottom wall of the inner cavity of the protective cover 2 is fixedly connected with the driving component 4, the driving component 4 is arranged to drive the clamping components 3, the cavity 7 for accommodating the pipes is arranged in the pile-planting head body 1, the center of the top wall of the cavity 7 is fixedly connected with a proximity switch, proximity switch is located positioning mechanism 5 directly over, and proximity switch's output is connected with drive assembly 4's input electricity, and the roof fixedly connected with positioning mechanism 5 of cavity 7, and positioning mechanism 5 can fix a position the pipe fitting, and there is installation head 6 at the top of planting pile head body 1 through bolt swing joint, and the installation cavity has been seted up to the inside top of installation head 6, and the installation cavity is fixed mutually with the output shaft of outside pneumatic cylinder.

The clamping component 3 comprises a thread bush 301 movably connected with the inner wall of the protective cover 2 through a bearing, one end of the thread bush 301 far away from the inner wall of the protective cover 2 penetrates into the pile head body 1, the outer surface of the thread bush 301 is in sliding connection with the side wall of the pile head body 1, so that the contact part of the thread bush 301 and the pile head body 1 is stably rotated, four groups of clamping components 3 are symmetrically and equidistantly distributed by taking the pile head body 1 as the center, the inner side of the thread bush 301 is in threaded connection with a screw 303, the screw 303 is matched with the thread bush 301, so that the thread bush 301 drives the screw 303 to horizontally move on the inner side of the thread bush 301 when rotating, the outer surface of the thread bush 301 is fixedly connected with a driven conical tooth 302 positioned in the protective cover 2, one end of the screw 303 far away from the thread bush 301 is movably connected with a clamping plate 304 used for clamping a pipe fitting through a bearing, and the clamping plate 304 is an arc-shaped clamping plate, and four splint 304 are the symmetry equidistance and distribute, splint 304 is located the inside of cavity 7, splint 304 keeps away from the one end fixedly connected with protection damping pad 305 of screw rod 303, the setting of protection damping pad 305, not only can protect the pipe fitting, can improve the frictional force between splint 304 and the pipe fitting simultaneously, thereby ensure the centre gripping effect of pipe fitting, splint 304 is close to the equal fixedly connected with spacing subassembly 306 in upper and lower both sides of screw rod 303 one end, the setting of spacing subassembly 306, splint 304 can now follow screw rod 303 and be circular motion, spacing subassembly 306 still includes the slide bar with splint 304 fixed connection, the surface sliding connection of slide bar has the sleeve, and the sleeve is kept away from the one end of slide bar and is fixed mutually with the inner wall of planting pile head body 1, the slide bar cooperatees with the sleeve, splint 304 have been restricted and have followed screw rod 303 and have been circular motion.

The driving assembly 4 in this embodiment works and drives the driven bevel gear 302 to rotate, so that the driven bevel gear drives the threaded sleeve 301 to rotate, the inner side of the threaded sleeve 301 is connected with the screw 303 through threads, the screw 303 horizontally moves in the threaded sleeve 301, and the limiting assembly 306 limits the clamp plate 304 to do circular motion along with the screw 303, so that the clamp plate 304 clamps the pipe fitting.

It should be noted that a protective damping pad 305 is fixedly connected to an end of the clamping plate 304 away from the screw 303, wherein the protective damping pad 305 may be a rubber pad or other protective pads for protection and damping.

Referring to fig. 4, in order to enable the driving assembly 4 to drive the clamping assembly 3 to work, the driving assembly 4 in this embodiment includes a clamping motor 401 fixedly connected to the inner bottom wall of the protective cover 2, an input end of the clamping motor 401 is electrically connected to an external controller and a power supply, the type of the clamping motor 401 may be a155S45F, an output shaft of the clamping motor 401 is fixedly connected to a gear 402, a ring gear 403 is engaged with a right side of the gear 402, a driving bevel gear 404 located on an outer surface of the pile head body 1 is fixedly connected to a top of the ring gear 403, an inner side of the driving bevel gear 404 is movably connected to the outer surface of the pile head body 1 through a bearing, stability of the driving bevel gear 404 during rotation is ensured, and the top of the driving bevel gear 404 is engaged with a bottom of the driven bevel gear 302, so that the driving bevel gear 404 rotates to drive the driven bevel gear 302 to rotate.

The clamping motor 401 in this embodiment operates to drive the gear 402 to rotate, the gear 402 is meshed with the gear ring 403, the driving bevel gear 404 is fixed on the top of the gear ring 403, and the driving bevel gear 404 is meshed with the driven bevel gear 302, so that the clamping motor drives the clamping assembly 3 to operate.

It should be noted that the clamp motor 401 is mounted on the inner bottom wall of the protection cover 2, wherein the mounting position of the clamp motor 401 is limited, specifically, only the gear 402 on the output shaft of the clamp motor 401 is engaged with the gear ring 403.

Referring to fig. 5, in order to locate the position of the pipe, the positioning mechanism 5 in this embodiment includes a top plate 501 slidably connected to the upper portion of the inner wall of the cavity 7, springs 502 are fixedly connected to both ends of the upper surface of the top plate 501, one end of the spring 502 far away from the top plate 501 is fixed to the top wall of the cavity 7, a limiting rod 503 is fixedly connected to both ends of the top plate 501, a limiting groove is formed in the inner wall of the pile head body 1, the top of the cavity 7 is fixedly connected to the top of the left end and the top of the right end, one end of the limiting rod 503 far away from the top plate 501 is located inside the limiting groove, the limiting rod 503 is slidably connected to the limiting groove, the limiting groove is matched with the limiting rod 503, and the moving distance of the top plate 501 is limited.

Positioning mechanism 5 in this embodiment moves to in the cavity 7 through the pipe fitting to contact with roof 501, roof 501 upwards extrudees spring 502 and produces deformation, and roof 501 contact proximity switch makes its control centre gripping motor 401 work simultaneously, realizes the location to roof 501, and gag lever post 503 has restricted roof 501's displacement distance simultaneously, avoids roof 501 excessive removal, and causes the damage to proximity switch.

It should be noted that, the top portions of the left and right ends of the cavity 7 are fixedly connected with limit grooves provided on the inner wall of the pile planting head body 1, wherein the limit grooves may be slide ways fixed on the inner wall of the pile planting head body 1 and used for limiting the moving distance of the top plate 501.

The working principle of the above embodiment is as follows:

insert the pipe fitting inside cavity 7, when the top of pipe fitting extrudees roof 501, roof 501 rebound, and contact proximity switch, make proximity switch control centre gripping motor 401 work, and fix a position the pipe fitting, the output shaft of centre gripping motor 401 drives gear 402 rotatory simultaneously, gear 402 meshes with ring gear 403 mutually, the top of ring gear 403 is fixed with initiative awl tooth 404, and initiative awl tooth 404 meshes with driven awl tooth 302 mutually, make driven awl tooth 302 drive thread bush 301 rotatory, the inboard threaded connection of thread bush 301 has screw rod 303, make screw rod 303 horizontal migration in thread bush 301, and spacing subassembly 306 has then restricted splint 304 and has followed screw rod 303 and do circular motion, thereby make the pipe rod 303 remove and drive splint 304 and carry out automation and stable centre gripping.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The pile planting head of the static pressure pile planting machine is characterized by comprising a pile planting head body (1), a protective cover (2), four groups of clamping components (3), a driving component (4), a positioning mechanism (5), a mounting head (6) and a cavity (7), wherein the protective cover (2) is fixedly connected to the outer surface of the pile planting head body (1), the clamping components (3) are fixedly connected to the periphery of the inner wall of the protective cover (2), the driving component (4) is fixedly connected to the bottom wall of the inner cavity of the protective cover (2), the cavity (7) is formed in the pile planting head body (1), and the positioning mechanism (5) is fixedly connected to the top wall of the cavity (7);

centre gripping subassembly (3) include the thread bush (301) that passes through bearing swing joint with safety cover (2) inner wall, the inboard threaded connection of thread bush (301) has screw rod (303), the outer fixed surface of thread bush (301) is connected with driven awl tooth (302) that is located safety cover (2) inside, the one end that thread bush (301) were kept away from in screw rod (303) has splint (304) through bearing swing joint, the one end fixedly connected with protection damping pad (305) of screw rod (303) are kept away from in splint (304), splint (304) are close to the equal fixedly connected with spacing subassembly (306) in the upper and lower both sides of screw rod (303) one end.

2. The pile planting head of a static pressure pile planting machine according to claim 1, wherein the limiting component (306) further comprises a sliding rod fixedly connected with the clamping plate (304), the outer surface of the sliding rod is slidably connected with a sleeve, and one end of the sleeve, which is far away from the sliding rod, is fixed with the inner wall of the pile planting head body (1).

3. The pile head of a static pressure pile driver according to claim 1, characterized in that the driving assembly (4) comprises a clamping motor (401) fixedly connected with the inner bottom wall of the protective cover (2), the output shaft of the clamping motor (401) is fixedly connected with a gear (402), the right side of the gear (402) is engaged with a ring gear (403), and the top of the ring gear (403) is fixedly connected with a driving bevel gear (404) positioned on the outer surface of the pile head body (1).

4. The pile-planting head of a static-pressure pile-planting machine according to claim 1, wherein the positioning mechanism (5) comprises a top plate (501) slidably connected above the inner wall of the cavity (7), both ends of the upper surface of the top plate (501) are fixedly connected with springs (502), and both left and right ends of the top plate (501) are fixedly connected with limit rods (503).

5. The pile-planting head of a static-pressure pile-planting machine according to claim 4, wherein the top of the left and right ends of the cavity (7) is fixedly connected with a limiting groove formed in the inner wall of the pile-planting head body (1), one end of the limiting rod (503) far away from the top plate (501) is located inside the limiting groove, and the limiting rod (503) is in sliding connection with the limiting groove.

6. The pile-planting head of a static-pressure pile-planting machine according to claim 1, characterized in that a proximity switch is fixedly connected to the center of the top wall of the cavity (7), the proximity switch is located right above the positioning mechanism (5), and the output end of the proximity switch is electrically connected to the input end of the driving component (4).

7. The pile-planting head of a static-pressure pile-planting machine according to claim 1, wherein the top of the pile-planting head body (1) is movably connected with a mounting head (6) through a bolt, a mounting cavity is formed above the inside of the mounting head (6), and the mounting cavity is fixed with an output shaft of an external hydraulic cylinder.

8. The pile-planting head of a static-pressure pile-planting machine according to claim 1, characterized in that the protective cover (2) is in a hollow ring shape, one end of the protective cover (2) close to the pile-planting head body (1) is in a missing shape, the clamping plates (304) are arc-shaped clamping plates, and the four clamping plates (304) are symmetrically and equidistantly distributed.

9. The pile head of a static pressure pile planting machine according to claim 1, wherein one end of the threaded sleeve (301) far away from the inner wall of the protective cover (2) penetrates into the pile head body (1), and the outer surface of the threaded sleeve (301) is in sliding connection with the side wall of the pile head body (1).