CN210658348U

CN210658348U - Pile driver is used in bridge construction

Info

Publication number: CN210658348U
Application number: CN201921198363.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Itanium Machinery Technology Wuxi Co Ltd
Current assignee: Itanium Machinery Technology Wuxi Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-06-02
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a pile driver for bridge construction, including driving machine, driving and driving machine's front portion workstation on fixed mounting have hydraulic pressure operating mechanism, hydraulic pressure operating mechanism's left side output end fixedly connected with grudging post, the upper portion and the lower part of grudging post are provided with weight mechanism and stop gear respectively, and the barrel passes through elevating system and promotes to be convenient for insert the stand in the barrel, rotate the change, and then make eight inserted bars synchronous inward movement, thereby stabilize the centre gripping stand, carry on spacingly to the stand, the utility model discloses can stabilize the centre gripping spacing to the stand of multiple diameter, application scope is wide, and promotes through elevating system, is convenient for and is connected with the stand, consequently, has stronger suitability.

Description

Pile driver is used in bridge construction

Technical Field

The utility model relates to a pile driver technical field specifically is a pile driver is used in bridge construction.

Background

In bridge road construction, hydraulic pile driver is equipment commonly used relatively, and at hydraulic pile driver during operation, weight mechanism hammering stand downwards, the stand skidded easily, causes comparatively serious incident, consequently, current hydraulic pile driver is the most stop gear that is provided with, but current stop gear is difficult to be applicable to the stand of different external diameters, and stop gear is connected inconveniently with the stand, consequently, specially proposes the utility model discloses a hydraulic pile driver is used for the construction of bridge road.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pile driver is used in bridge construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pile driver for bridge construction comprises a driving machine, wherein a hydraulic working mechanism is fixedly mounted on a front workbench of the driving machine, a stand is fixedly connected to the output end of the left side of the hydraulic working mechanism, a heavy hammer mechanism and a limiting mechanism are respectively arranged on the upper portion and the lower portion of the stand, the limiting mechanism comprises a sliding block, a sliding groove is formed in the inner wall of the stand, the outer wall of the sliding block is in sliding connection with the inner wall of the sliding groove, a connecting column is fixedly connected to the middle of the sliding block, a lifting mechanism and a barrel are respectively fixedly connected to the right end and the left end of the connecting column, a rotating ring is rotatably connected to the outer wall of the middle of the barrel, jacks are formed in the outer wall of the upper portion and the outer wall of the lower portion of the barrel, inserting rods are inserted into the inner walls of the jacks, and matched spiral, the swivel engages an opposite facing surface of the plunger.

Preferably, the jack includes the square hole, the slot has all been seted up to the left side inner wall and the right side inner wall of square hole, the inserted bar includes the square column, the outer wall of square column is pegged graft mutually with the inner wall of square hole, and both clearance fit, the equal fixedly connected with picture peg of left side outer wall and the right side outer wall of square column, the outer wall of picture peg is pegged graft mutually with the inner wall of slot, and both interference fit.

Preferably, the inner end of the square column is fixedly connected with an anti-skid pad.

Preferably, the outer wall of the middle part of the swivel is fixedly connected with a handle.

Preferably, elevating system includes the layer board, the left end of layer board welds mutually with the bottom of the right flank of grudging post, the last fixed surface of layer board installs multistage hydraulic telescoping rod, the right-hand member fixedly connected with L shape pole of the upper surface of spliced pole, the flexible end in upper portion of multistage hydraulic telescoping rod and the upper end fixed connection of L shape pole.

Preferably, the length of the weight mechanism is greater than the length of the L-shaped rod and greater than the height of the left end of the lifting mechanism.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pile driver is used in bridge construction, passes through elevating system with the barrel and promotes to be convenient for insert the barrel with the stand in, rotate the change, and then make eight inserted bars synchronous inward movement, thereby stabilize the centre gripping stand, carry on spacingly to the stand, the utility model discloses can stabilize the centre gripping spacing to the stand of multiple diameter, application scope is wide, and promotes through elevating system, is convenient for with being connected of stand, consequently, has stronger suitability.

Drawings

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

FIG. 2 is a front sectional view of the stand column and the limiting mechanism of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: the device comprises a driving machine 1, a hydraulic working mechanism 2, a vertical frame 3, a weight mechanism 4, a limiting mechanism 5, a slide block 51, a sliding groove 52, a connecting column 53, a lifting mechanism 54, a 541 splint, a 542 multi-stage hydraulic telescopic rod, a 543L-shaped rod, a 55 cylinder body, a 56 swivel, a 57 jack, a 571 square hole, a 572 slot, a 58 inserting rod, a 581 square column, a 582 inserting plate, a 583 antiskid mat and a 59 handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a pile driver for bridge construction comprises a driving machine 1, a hydraulic working mechanism 2 is fixedly installed on a front workbench of the driving machine 1, a vertical frame 3 is fixedly connected to the output end of the left side of the hydraulic working mechanism 2, a heavy hammer mechanism 4 and a limiting mechanism 5 are respectively arranged on the upper portion and the lower portion of the vertical frame 3, the installation modes and the working principles of the driving machine 1, the hydraulic working mechanism 2, the vertical frame 3 and the heavy hammer mechanism 4 are the prior art, the same functional structure principle of the hydraulic pile driver disclosed in the patent No. CN201910136514.2 is the same, the limiting mechanism 5 comprises a sliding block 51, a sliding groove 52 is formed in the inner wall of the vertical frame 3, the outer wall of the sliding block 51 is in sliding connection with the inner wall of the sliding groove 52, a connecting column 53 is fixedly connected to the middle of the sliding block 51, a lifting mechanism 54 and a barrel 55 are respectively fixedly connected to the right end, and is designed coaxially with the weight mechanism 4, the lifting mechanism 54 can push the connecting column 53 upwards to drive the connecting structure of the connecting column 53 to rise, thereby facilitating the sleeve of the cylinder body to be sleeved on the upper part of the upright column and facilitating the connection of the upright column, the middle outer wall of the cylinder body 55 is rotatably connected with a rotating ring 56 through a bearing, the width of the rotating ring 56 is larger than that of the bearing, the upper outer wall and the lower outer wall of the cylinder body 55 are both provided with eight insertion holes 57, the insertion holes 57 are divided into two layers, each layer is uniformly provided with eight, the rotating ring 56 and the insertion holes 57 of the upper layer and the lower layer have a 1cm overlapping area, the inner wall of the insertion hole 57 is inserted with an insertion rod 58, the upper surface and the lower surface of the rotating ring 56 and the insertion rod 58 are both provided with matched spiral threads, in order to ensure the overlapping force, the thread pitch of the spiral threads is small, the opposite surfaces of the rotating ring 56, thereby clamping the post.

Specifically, the jack 57 includes the square hole 571, the slot 572 has all been seted up to the left side inner wall and the right side inner wall of square hole 571, the inserted bar 58 includes square column 581, the outer wall of square column 581 is pegged graft mutually with the inner wall of square hole 571, and both clearance fit, the equal fixedly connected with picture peg 582 of the left side outer wall and the right side outer wall of square column 581, the outer wall of picture peg 582 is pegged graft mutually with the inner wall of slot 572, and both interference fit, picture peg 582 and slot 572 interference fit, guarantee the gliding stability of inserted bar 58 in the jack 57, and square column 581 and square hole 571 clearance fit, and there is the clearance in the upper end and the lower extreme in the middle part of inserted bar 58 and jack 57, and the clearance is less than 1cm, thereby when guaranteeing stable slip, avoid the spiral line of the opposite face of square column 581 and the inner wall of square hole.

Specifically, the inner end of the square column 581 is fixedly connected with an anti-slip pad 583, and the inner side surface of the anti-slip pad 583 is arc-shaped, so that stable clamping is facilitated.

Specifically, a grip 59 is fixedly connected to the outer wall of the middle portion of the swivel 56, so as to facilitate the rotation of the swivel 56.

Specifically, elevating system 54 includes layer board 541, and the left end of layer board 541 welds mutually with the bottom of the right flank of grudging post 3, and the last fixed surface of layer board 541 installs multistage hydraulic telescoping rod 542, and the right-hand member fixedly connected with L shape pole 543 of the upper surface of spliced pole 53, the flexible end in upper portion of multistage hydraulic telescoping rod 542 and the upper end fixed connection of L shape pole 543, upwards promote spliced pole 53 and coupling mechanism through multistage hydraulic telescoping rod 542 to be convenient for connect the stand.

Specifically, the length of the weight mechanism 4 is greater than the length of the L-shaped rod 543 is greater than the height of the left end of the lifting mechanism 54, so as to avoid affecting the normal operation.

The working principle is as follows: when the utility model is used, the cylinder body 55 is lifted upwards through the lifting mechanism 54, the upright post is vertically arranged on the lower part of the cylinder body 55, the multi-stage hydraulic telescopic rod 542 is appropriately shortened, the cylinder body 55 is sleeved with the upright post, the inner wall of the upper end of the cylinder body 55 is attached to the upper surface of the upright post, the rotating ring 56 is rotated clockwise to drive the eight insertion rods 58 to synchronously move inwards, so as to clamp the upright post, the upright post is positioned at a predetermined point through the matching work of the driving machine 1 and the hydraulic working mechanism 2, the multi-stage hydraulic telescopic rod 542 is shortened to the shortest state, the heavy hammer mechanism 4 works to impact the cylinder body 55 downwards, so as to lead the upright post to be inserted into the soil, when the insertion depth is reached, the rotating ring 56 is rotated anticlockwise to release the upright post, and the connecting post 53 and the connecting mechanism thereof are lifted upwards through the multi-stage hydraulic telescopic rod 542, thereby completing the pile driving, the application scope is wide, and promotes through elevating system, is convenient for with being connected of stand, consequently, has stronger suitability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pile driver for bridge construction, includes driving machine (1), its characterized in that: the hydraulic driving mechanism is characterized in that a hydraulic working mechanism (2) is fixedly mounted on a front workbench of the driving machine (1), a stand (3) is fixedly connected to the left output end of the hydraulic working mechanism (2), a heavy hammer mechanism (4) and a limiting mechanism (5) are respectively arranged on the upper portion and the lower portion of the stand (3), the limiting mechanism (5) comprises a sliding block (51), a sliding groove (52) is formed in the inner wall of the stand (3), the outer wall of the sliding block (51) is slidably connected with the inner wall of the sliding groove (52), a connecting column (53) is fixedly connected to the middle of the sliding block (51), a lifting mechanism (54) and a barrel body (55) are respectively fixedly connected to the right end and the left end of the connecting column (53), a rotating ring (56) is rotatably connected to the outer wall of the middle of the barrel body (55), and inserting holes (57) are formed in, the inner wall of the insertion hole (57) is inserted with an insertion rod (58), matched spiral threads are formed in the upper surface and the lower surface of the rotary ring (56) and the opposite surface of the insertion rod (58), and the rotary ring (56) is meshed with the opposite surface of the insertion rod (58).

2. The pile driver for bridge construction according to claim 1, wherein: jack (57) include square hole (571), slot (572) have all been seted up to the left side inner wall and the right side inner wall of square hole (571), inserted bar (58) include square column (581), the outer wall of square column (581) is pegged graft mutually with the inner wall of square hole (571), and both clearance fit, the equal fixedly connected with picture peg (582) of left side outer wall and the right side outer wall of square column (581), the outer wall of picture peg (582) is pegged graft mutually with the inner wall of slot (572), and both interference fit.

3. The pile driver for bridge construction according to claim 2, wherein: the inner end of the square column (581) is fixedly connected with an anti-skid pad (583).

4. The pile driver for bridge construction according to claim 1, wherein: the outer wall of the middle part of the rotating ring (56) is fixedly connected with a grip (59).

5. The pile driver for bridge construction according to claim 1, wherein: elevating system (54) are including layer board (541), the left end of layer board (541) welds mutually with the bottom of the right flank of grudging post (3), the last fixed surface of layer board (541) installs multistage hydraulic telescoping rod (542), the right-hand member fixedly connected with L shape pole (543) of the upper surface of spliced pole (53), the upper end fixed connection of the flexible end in upper portion and L shape pole (543) of multistage hydraulic telescoping rod (542).

6. The pile driver for bridge construction according to claim 5, wherein: the length of the weight mechanism (4) is greater than that of the L-shaped rod (543) and greater than the height of the left end of the lifting mechanism (54).