阅读说明：本技术 一种工程机械的电气激振振动桩锤设备 (Electric excitation vibration pile hammer equipment of engineering machinery ) 是由 何振友 于 2021-09-27 设计创作，主要内容包括：本发明公开的属于建筑工程技术领域,具体为一种工程机械的电气激振振动桩锤设备,包括固定横梁、振动箱与设在振动箱上的电机箱,所述振动箱与固定横梁通过吸振机构连接,且振动箱内开设有腔体,所述腔体内左右两侧分别设有主动轴与从动轴,本发明通过在振动箱内部腔体中设有电磁铁,通过控制器控制电机的输出功率与电磁铁的通电频率,电机带动两个偏心块转动使各自离心力在水平方向的分力相互抵消,垂直方向的分力相互叠加,形成激振力,同时当偏心块从水平方向转动至垂直方向时,电磁铁通电对偏心块产生吸引力,从而提高偏心块的转动速度,增强了垂直方向的力,提高了激振力,提高了振动桩锤的打桩效率。(The invention discloses an electric excitation vibration pile hammer device of engineering machinery, which belongs to the technical field of building engineering, and particularly relates to an electric excitation vibration pile hammer device of engineering machinery, which comprises a fixed cross beam, a vibration box and a motor box arranged on the vibration box, wherein the vibration box is connected with the fixed cross beam through a vibration absorption mechanism, a cavity is arranged in the vibration box, a driving shaft and a driven shaft are respectively arranged at the left side and the right side in the cavity, an electromagnet is arranged in the cavity in the vibration box, the output power of the motor and the electrifying frequency of the electromagnet are controlled by a controller, the motor drives two eccentric blocks to rotate so that the component forces of the centrifugal forces in the horizontal direction are mutually offset, the component forces in the vertical direction are mutually superposed to form an excitation force, and meanwhile, when the eccentric blocks rotate from the horizontal direction to the vertical direction, the electromagnet generates attraction force on the eccentric blocks, thereby improving the rotating speed of the eccentric blocks and enhancing the force in the vertical direction, the exciting force is improved, and the piling efficiency of the vibrating pile hammer is improved.)

1. The utility model provides an engineering machine tool's electric shock excitation vibratory pile hammer equipment, includes fixed beam (3), vibration case (7) and establishes motor case (6) on vibration case (7), its characterized in that: the vibration box (7) is connected with the fixed cross beam (3) through a vibration absorption mechanism, a cavity is formed in the vibration box (7), a driving shaft (21) and a driven shaft (20) are arranged on the left side and the right side in the cavity respectively, a driving fluted disc (23) and a driven fluted disc (22) are arranged on the outer walls of the driving shaft (21) and the driven shaft (20) respectively, the driving fluted disc (23) and the driven fluted disc (22) are meshed with each other, eccentric blocks (24) are arranged on the outer walls of the driving shaft (21) and the driven shaft (20), electromagnets (25) used for attracting the eccentric blocks (24) are arranged above and below the inner wall of the cavity, a controller (26) is arranged on the inner wall of the cavity, a motor (18) is arranged in the motor box (6), an output shaft of the motor (18) is connected with a first driving disc (13) through a coupler, and the first driving disc (13) is connected with a second driving disc (15) through a triangular belt (14), and a driving disk II (15) is connected with the driving shaft (21), and the controller (26) is connected with the electromagnet (25) and the motor (18).

2. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 1, wherein: the vibration absorption mechanism comprises a vertical shaft (11), a first spring (5) and a screw head (4), wherein two ends of the vertical shaft (11) longitudinally penetrate through the fixed cross beam (3) and the vibration box (7) respectively, the screw head (4) is in threaded connection with two ends of the vertical shaft (11), the first spring (5) is sleeved on the outer wall of the vertical shaft (11), and two ends of the first spring (5) are connected with the inner bottom wall of the fixed cross beam (3) and the inner bottom wall of the vibration box (7) respectively.

3. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 1, wherein: vibrating case (7) left and right sides all is equipped with mount pad (8), and is equipped with in mount pad (8) and strains dirt board (9), it has activity groove (28) to have seted up in dirt board (9), and is equipped with spring two (29) and spacing inserted block (10) in activity groove (28), the both ends of spring two (29) respectively with spacing inserted block (10), activity groove (28) inner wall connection, and the one end that spacing inserted block (10) and spring two (29) deviate from mutually vertically runs through mount pad (8).

4. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 3, wherein: the cavity left and right sides all vertically is equipped with heat conduction metal pipe one (19) in vibration case (7), and vibration case (7) cavity left and right sides all is equipped with air extraction equipment, two air intake and the air outlet orientation of air extraction equipment are unanimous, and the bottom is equipped with circulating water pump (27) in vibration case (7), the feed liquor end and the play liquid end of circulating water pump (27) are connected with the one end of left and right sides heat conduction metal pipe one (19) respectively.

5. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 4, wherein: the motor case (6) is made of a heat-conducting metal material, a second heat-conducting metal pipe (17) is arranged in the motor case (6), the second heat-conducting metal pipe (17) is communicated with the first heat-conducting metal pipe (19), a liquid inlet (12) is arranged at the top of the motor case (6), and the liquid inlet (12) is communicated with the second heat-conducting metal pipe (17).

6. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 1, wherein: the motor case (6) is filled with a sound absorption layer (16).

7. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 1, wherein: the fixed cross beam (3) is provided with a connecting seat (1), and the connecting seat (1) is provided with an installing head (2).

8. The electrically excited vibratory pile hammer apparatus of a construction machine according to claim 4, wherein: the central point of the air draft equipment and the central point of the dust filter plate (9) are positioned on the same horizontal plane.

Technical Field

The invention relates to the technical field of constructional engineering, in particular to an electric excitation vibration pile hammer device of engineering machinery.

Background

The vibrating pile hammer (Vibration pile hammer) is a device which generates strong exciting force after being electrified and drives objects into the ground, and along with the development of social civilization, the common construction processes of foundation construction, buildings, roads, bridges and the like are essential to be the primary construction of foundations, and the vibrating pile hammer is widely applied to the construction sites and is mainly used for piling of the buildings. The vibratory gearbox is a key component of the vibratory pile hammer.

When the existing vibrating pile hammer works, a motor drives a main eccentric shaft assembly to rotate at a high speed, and drives another pair of eccentric shaft assemblies to rotate at a high speed through a gear on the main eccentric shaft assembly, the main eccentric shaft assembly and the pair of eccentric shaft assemblies are symmetrically arranged, so that component forces of respective centrifugal forces in the horizontal direction are mutually offset, and component forces in the vertical direction are mutually superposed to form an excitation force, so that a gear box, a clamping nozzle and a pile body are driven to form high-frequency vibration, and further the pile body and soil are vibrated and liquefied, and the friction force between the pile body and the soil is reduced.

Disclosure of Invention

The invention aims to provide an electric excitation vibratory pile hammer device of engineering machinery, which aims to solve the problems that the exciting force generated by the vertical vibration generated by the rotation of an eccentric shaft is limited, and a vibratory pile hammer with larger power needs to be replaced if the piling efficiency of the vibratory pile hammer needs to be improved.

In order to achieve the purpose, the invention provides the following technical scheme: an electric excitation vibration pile hammer device of engineering machinery comprises a fixed cross beam, a vibration box and a motor box arranged on the vibration box, wherein the vibration box is connected with the fixed cross beam through a vibration absorption mechanism, a cavity is formed in the vibration box, a driving shaft and a driven shaft are arranged on the left side and the right side in the cavity respectively, a driving fluted disc and a driven fluted disc are arranged on the outer walls of the driving shaft and the driven shaft respectively and are meshed with each other, eccentric blocks are arranged on the outer walls of the driving shaft and the driven shaft respectively, electromagnets used for attracting the eccentric blocks are arranged above and below the inner wall of the cavity, a controller is arranged on the inner wall of the cavity, a motor is arranged in the motor box, an output shaft of the motor is connected with a driving disc I through a coupler, the driving disc I is connected with a driving disc II through a triangular belt, the driving disc II is connected with the driving shaft, and the controller is connected with the electromagnets, And the motor is connected.

Preferably, the vibration absorbing mechanism comprises a vertical shaft, a first spring and a screw head, wherein two ends of the vertical shaft longitudinally penetrate through the fixed cross beam and the vibration box respectively, the screw heads are screwed at two ends of the vertical shaft, the spring is sleeved on the outer wall of the vertical shaft, and two ends of the first spring are connected with the inner bottom wall of the fixed cross beam and the inner bottom wall of the vibration box respectively.

Preferably, the vibrating box left and right sides all is equipped with the mount pad, and is equipped with the dirt board in the mount pad, set up the movable groove in the dirt board, and be equipped with spring two and spacing inserted block in the movable groove, the both ends of spring two respectively with spacing inserted block, movable groove inner wall connection, and the mount pad is vertically run through to the one end that spacing inserted block and spring two deviated from.

Preferably, the cavity left and right sides all vertically is equipped with heat conduction metal pipe one in the vibration box, and the vibration box cavity left and right sides all is equipped with air extraction equipment, two air intake and the air outlet orientation of air extraction equipment are unanimous, and the bottom is equipped with circulating water pump in the vibration box, circulating water pump's feed liquor end and play liquid end are connected with the one end of left and right sides heat conduction metal pipe one respectively.

Preferably, the motor case is made of a heat-conducting metal material, a heat-conducting metal pipe II is arranged in the motor case, the heat-conducting metal pipe II is communicated with the heat-conducting metal pipe, a liquid inlet is formed in the top of the motor case, and the liquid inlet is communicated with the heat-conducting metal pipe II.

Preferably, the motor case is filled with a sound absorption layer.

Preferably, the fixed cross beam is provided with a connecting seat, and the connecting seat is provided with an installing head.

Preferably, the central point of the air draft equipment and the central point of the dust filter plate are positioned on the same horizontal plane.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the electromagnet is arranged in the cavity inside the vibration box, the output power of the motor and the electrifying frequency of the electromagnet are controlled by the controller, the motor drives the two eccentric blocks to rotate, so that the component forces of the centrifugal forces in the horizontal direction are mutually offset, the component forces in the vertical direction are mutually superposed to form an exciting force, and meanwhile, when the eccentric blocks rotate to the vertical direction from the horizontal direction, the electromagnet is electrified to generate an attraction force on the eccentric blocks, so that the rotating speed of the eccentric blocks is increased, the force in the vertical direction is enhanced, the exciting force is increased, and the piling efficiency of the vibration pile hammer is improved.

Drawings

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

FIG. 2 is a schematic view of a right drive disk according to the present invention;

FIG. 3 is a schematic view of the internal structure of the vibration box of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.

In the figure: the device comprises a connecting seat 1, a mounting head 2, a fixed cross beam 3, a screw head 4, a spring I5, a motor box 6, a vibration box 7, a mounting seat 8, a dust filtering plate 9, a limiting insert block 10, a vertical shaft 11, a liquid inlet 12, a driving disc I13, a triangular belt 14, a driving disc II 15, a sound absorbing layer 16, a heat conducting metal pipe II 17, a motor 18, a heat conducting metal pipe I19, a driven shaft 20, a driving shaft 21, a driven fluted disc 22, a driving fluted disc 23, an eccentric block 24, an electromagnet 25, a controller 26, a circulating water pump 27, a movable groove 28 and a spring II 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: an electric excitation vibration pile hammer device of engineering machinery comprises a fixed cross beam 3, a vibration box 7 and a motor box 6 arranged on the vibration box 7, wherein the vibration box 7 is connected with the fixed cross beam 3 through a vibration absorption mechanism, the vibration absorption mechanism can enable large amplitude generated by the vibration box 7 to be greatly weakened when being transmitted to the fixed cross beam 3, a cavity is arranged in the vibration box 7, a driving shaft 21 and a driven shaft 20 are respectively arranged on the left side and the right side in the cavity, a driving fluted disc 23 and a driven fluted disc 22 are respectively arranged on the outer walls of the driving shaft 21 and the driven shaft 20, the driving fluted disc 23 and the driven fluted disc 22 are mutually meshed, eccentric blocks 24 are respectively arranged on the outer walls of the driving shaft 21 and the driven shaft 20, electromagnets 25 used for attracting the eccentric blocks 24 are respectively arranged above and below the inner wall of the cavity, a controller 26 is arranged on the inner wall of the cavity, and the controller 26 controls the electrification frequency and the electrification time of the electromagnets 25, Controlling the output power of the motor 18, wherein the motor 18 is arranged in the motor box 6, an output shaft of the motor 18 is connected with the first driving disc 13 through a coupling, the first driving disc 13 is connected with the second driving disc 15 through a triangular belt 14, the second driving disc 15 is connected with a driving shaft 21, the controller 26 is connected with the electromagnet 25 and the motor 18, the motor 18 drives the first driving disc 13 to rotate, the first driving disc 13 drives the second driving disc 15 to rotate through the triangular belt 14, the second driving disc 15 drives the driving shaft 21 to rotate, the driving shaft 21 drives the driven shaft 20 to rotate through the driving fluted disc 23, so that the two eccentric blocks 24 synchronously rotate, the two eccentric blocks 24 rotate to enable the component forces of the centrifugal forces in the horizontal direction to be mutually offset, the component forces in the vertical direction are mutually superposed to form an excitation force, and when the two eccentric blocks 24 rotate from the horizontal direction to the vertical direction, the electromagnet 25 generates attraction force on the eccentric blocks 24 when being electrified, therefore, the rotating speed of the eccentric blocks 24 from horizontal to vertical rotation is improved, the force in the vertical direction is enhanced, the exciting force is improved, when the two eccentric blocks 24 rotate to the position perpendicular to the electromagnet, the electromagnet 25 is powered off, the speed of the eccentric blocks 24 from the vertical direction to the horizontal direction is prevented from being influenced, and the power-on frequency and the power-on time of the electromagnet 25 are matched with the output power of the motor 18 and the rotating frequency of the eccentric blocks 24.

The vibration absorption mechanism comprises a vertical shaft 11, a first spring 5 and a screw head 4, two ends of the vertical shaft 11 longitudinally penetrate through the fixed cross beam 3 and the vibration box 7 respectively, the screw head 4 is in threaded connection with two ends of the vertical shaft 11, the first spring 5 is sleeved on the outer wall of the vertical shaft 11, and two ends of the first spring 5 are connected with the inner bottom wall of the fixed cross beam 3 and the inner bottom wall of the vibration box 7 respectively.

Vibrating bin 7 left and right sides all is equipped with mount pad 8, and is equipped with dust filter plate 9 in the mount pad 8, the activity groove 28 has been seted up in the dust filter plate 9, and is equipped with two 29 springs and spacing inserted block 10 in the activity groove 28, the both ends of two 29 springs respectively with spacing inserted block 10, the 28 inner wall connections of activity groove, and the one end that spacing inserted block 10 and two 29 springs deviate from mutually vertically runs through mount pad 8, dust filter plate 9 can effectually prevent in the dust is by the suction vibrating bin 7, makes spacing inserted block 10 shift out from activity groove 28 through pressing down spacing inserted block 10, can take out dust filter plate 9 from mount pad 8, cleans the change to dust filter plate 9.

The cavity left and right sides all vertically is equipped with heat conduction tubular metal resonator 19 in vibration case 7, and vibration case 7 cavity left and right sides all is equipped with air extraction equipment, and the wind energy of air extraction equipment suction is enough cooled down the coolant liquid in heat conduction tubular metal resonator 19, heat conduction tubular metal resonator two 17, realizes the cooling effect, two air intake and the air outlet orientation of air extraction equipment are unanimous, and the bottom is equipped with circulating water pump 27 in vibration case 7, and circulating water pump 27 can carry out the inner loop with the coolant liquid in heat conduction tubular metal resonator 19, heat conduction tubular metal resonator two 17, and cool down it through the mode of physics cooling down, circulating water pump 27's inlet end and liquid outlet end are connected with the one end of left and right sides heat conduction tubular metal resonator 19 respectively, motor case 6 is made for heat conduction metal material, and is equipped with heat conduction tubular metal resonator two 17 in the motor case 6, heat conduction tubular metal resonator two 17 communicates with heat conduction tubular metal resonator one 19, and the top of the motor box 6 is provided with a liquid inlet 12, the liquid inlet 12 is communicated with a second heat conduction metal pipe 17, and cooling liquid can be added into the first heat conduction metal pipe 19 and the second heat conduction metal pipe 17 through the liquid inlet 12.

The motor case 6 is filled with the sound absorbing layer 16, plays the effect of inhaling the sound, reduces the noise that the during operation produced, be equipped with connecting seat 1 on the fixed beam 3, and be equipped with installation head 2 on the connecting seat 1, the central point of air extraction equipment and the central point of dust filter plate 9 are located same horizontal plane.

The working principle is as follows: the output power of the motor 18 and the electrifying frequency of the electromagnet 25 are controlled by the controller 26, the motor 18 drives the first driving disk 13 to rotate, the first driving disk 13 drives the second driving disk 15 to rotate through the V belt 14, the second driving disk 15 drives the second driving shaft 21 to rotate, the driving shaft 21 drives the driven shaft 20 to rotate through the driving fluted disc 23, so that the two eccentric blocks 24 synchronously rotate, the two eccentric blocks 24 rotate to enable the components of the centrifugal force in the horizontal direction to be mutually offset, the components in the vertical direction are mutually superposed to form an exciting force, meanwhile, when the two eccentric blocks 24 rotate from the horizontal direction to the vertical direction, the electromagnet 25 is electrified to generate an attractive force to the eccentric blocks 24, so that the rotating speed of the eccentric blocks 24 from the horizontal direction to the vertical direction is increased, the force in the vertical direction is enhanced, the exciting force is increased, and meanwhile, external air can be pumped into the inner cavity of the vibration box 7 through an air exhaust device in the vibration box 7 for ventilation and heat dissipation, simultaneously, wind energy pumped by the air draft equipment can cool the cooling liquid in the first heat-conducting metal pipe 19 and the second heat-conducting metal pipe 17, so that the cooling effect is realized, the dust filtering plate 9 can effectively prevent dust from being pumped into the vibration box 7, the limiting insertion block 10 is moved out from the movable groove 28 by pressing the limiting insertion block 10, the dust filtering plate 9 can be taken out from the mounting seat 8, and the dust filtering plate 9 is cleaned and replaced.

While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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.