Steering device for pile driver

Abstract

The steering device for the pile driver comprises a base plate, a first transmission box is fixedly installed at one end of the outer surface of the upper end of the base plate, a motor is fixedly installed at the other end of the outer surface of the upper end of the base plate, and a second transmission box is fixedly installed on the side, close to the motor, of the first transmission box. A driving shaft is connected to the outer surface of one end of the motor, a supporting frame is connected to the outer surface of the end, away from the motor, of the driving shaft, a second gear and a first gear are installed in the second transmission box, and a first driven shaft penetrates through the middle of the first gear. According to the steering device for the pile driver, the large gear is driven by the small gear, torque is increased while the rotating speed is reduced, so that force is increased, transmission stability is improved, the connecting disc is driven to rotate through meshing of the worm and the worm gear, the transmission has the self-locking function, and the stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile driver technical field, concretely is a kind of steering device for pile driver. BACKGROUND

[0002] ‌Pile driver is a kind of heavy engineering machinery using impact force to pile into stratum, is widely used in construction engineering.

[0003] In prior art, one piece of Chinese patent document with authorization announcement No.

[0004] It is only driven by gear, first, gear cannot be self-locking, reduce stability;Second, its gear transmission cannot increase force, so that transmission is not stable enough.

[0005] Therefore, we propose a kind of steering device for pile driver. INVENTION CONTENTS

[0006] (I) technical problem solved

[0007] In view of the deficiencies of prior art, the utility model provides a kind of steering device for pile driver, uses pinion to drive gear wheel, i.e.

[0008] (II) technical scheme

[0009] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows: a kind of steering device for pile driver, including base plate, the outer surface of one end of the upper end of base plate is fixedly installed with first transmission box, the outer surface of another end of the upper end of base plate is fixedly installed with motor, first transmission box is fixedly installed with second transmission box on the side close to motor, the outer surface of one end of motor is connected with driving shaft, the outer surface of the end away from motor of driving shaft is connected with support frame, second transmission box is installed with second gear and first gear in the inside, the middle part of first gear is penetrated with first driven shaft, and the one end of first driven shaft is inserted into the one end of first transmission box inner chamber, the inside of first transmission box is installed with worm gear and worm, worm gear is penetrated with second driven shaft, the upper end outer surface of second driven shaft is fixedly installed with connecting disc, and connecting disc is located in the upper portion of first transmission box.

[0010] Preferably, the driving shaft is provided with a sealing bearing between the support frame and the second transmission box, the driving shaft is rotatably connected with the support frame and the second transmission box through the sealing bearing, the driving shaft is provided with a shaft coupling between the driving shaft and the motor, and one end of the outer surface of the driving shaft is fixedly connected with one end of the output shaft of the motor through the shaft coupling.

[0011] Preferably, the second gear is fixedly installed on the outer wall of the middle part of the driving shaft, the first gear is fixedly installed on the outer wall of one end of the first driven shaft, the outer surface of one side of the second gear is engaged with the outer surface of one side of the first gear, and the size of the second gear is smaller than the size of the first gear.

[0012] Preferably, the first driven shaft is provided with a sealing bearing between the first driven shaft and the second transmission box and the first transmission box, and the first driven shaft is rotatably connected with the second transmission box and the first transmission box through the sealing bearing.

[0013] Preferably, the worm is fixedly installed on the outer wall of one end of the first driven shaft away from the first gear, and the worm wheel is located on the outer surface of one side of the worm.

[0014] Preferably, the worm wheel is fixedly installed on the outer wall of the lower part of the second driven shaft, the second driven shaft is provided with a sealing bearing between the second driven shaft and the first transmission box, and the second driven shaft is rotatably connected with the first transmission box through the sealing bearing.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a steering device for pile driver has the following beneficial effects:

[0017] 1、 this steering device for pile driver, use pinion drive gear, namely reduce the rotation speed at the same time increase the torque, thereby increase the force, improve the stability of transmission.

[0018] 2、 this steering device for pile driver, through the worm and the worm wheel engagement drive connecting disc carries out the rotation, make transmission have the effect of self -locking, improve stability. ACCURACY OF DRAWINGS

[0019] Figure 1 It is the overall structure schematic view of the utility model a steering device for pile driver.

[0020] Figure 2 It is the local structure schematic view of the utility model a steering device for pile driver.

[0021] Figure 3 It is the structure schematic view of the first transmission box in the utility model a steering device for pile driver.

[0022] Figure 4 This is a top cross-sectional view of a first transmission box in a steering device for a pile driver according to the present invention.

[0023] In the figure: 1. Base plate; 2. First transmission box; 3. Second transmission box; 4. Motor; 5. Driving shaft; 6. Support frame; 7. First driven shaft; 8. Second driven shaft; 9. Connecting plate; 10. First gear; 11. Second gear; 12. Worm wheel; 13. Worm. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] This embodiment is a steering device for a pile driver.

[0026] like Figures 1-4 As shown, it includes a base plate 1, one end of the outer surface of the upper end of the base plate 1 is fixedly mounted with a first transmission box 2, the other end of the outer surface of the upper end of the base plate 1 is fixedly mounted with a motor 4, and a second transmission box 3 is fixedly mounted on the side of the first transmission box 2 close to the motor 4, the outer surface of one end of the motor 4 is connected with a driving shaft 5, and the outer surface of the end of the driving shaft 5 away from the motor 4 is connected with a support frame 6, a second gear 11 and a first gear 10 are installed inside the second transmission box 3, a first driven shaft 7 passes through the middle of the first gear 10, and one end of the first driven shaft 7 extends into one end of the inner cavity of the first transmission box 2, a worm wheel 12 and a worm 13 are installed inside the first transmission box 2, a second driven shaft 8 passes through the worm wheel 12, and a connecting disk 9 is fixedly mounted on the outer surface of the upper end of the second driven shaft 8, and the connecting disk 9 is located at the upper part of the first transmission box 2.

[0027] The driving shaft 5 is rotatably connected with the support frame 6 and the second transmission box 3 through a sealing bearing, the driving shaft 5 is rotatably connected with the motor 4 through a shaft coupling, one end of the driving shaft 5 is fixedly connected with the output shaft of the motor 4 through the shaft coupling; the second gear 11 is fixedly installed on the outer wall of the middle part of the driving shaft 5, the first gear 10 is fixedly installed on the outer wall of one end of the first driven shaft 7, the outer surface of one side of the second gear 11 is meshed with the outer surface of one side of the first gear 10, and the size of the second gear 11 is smaller than the size of the first gear 10; the first driven shaft 7 is rotatably connected with the second transmission box 3 and the first transmission box 2 through sealing bearings; the worm 13 is fixedly installed on the outer wall of one end of the first driven shaft 7 away from the first gear 10, the worm wheel 12 is located on the outer surface of one side of the worm 13, and the outer surface of one side of the worm 13 is meshed with the outer surface of one side of the worm wheel 12; the worm wheel 12 is fixedly installed on the outer wall of the lower part of the second driven shaft 8, and the second driven shaft 8 is rotatably connected with the first transmission box 2 through a sealing bearing.

[0028] It should be noted that the utility model discloses a steering device for pile driver, the rotation of motor 4 drives driving shaft 5 to rotate, driving shaft 5 drives second gear 11 to rotate, second gear 11 is meshed with first gear 10, and second gear 11 drives first driven shaft 7 to rotate through first gear 10, and the size of second gear 11 is smaller than the size of first gear 10, uses pinion to drive gear, that is, reduces the rotation speed and increases the torque, thereby increasing the force, improves the stability of transmission, first driven shaft 7 drives worm 13 to rotate, worm 13 is meshed with worm wheel 12, and worm 13 drives second driven shaft 8 to rotate through worm wheel 12, and second driven shaft 8 drives connecting disc 9 to rotate, the worm wheel 12 and worm 13 are arranged, so that the transmission has the function of self-locking, and the stability is improved.

[0029] It should be noted that in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0030] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. Steering device for a pile driver, comprising a base plate (1), characterised in that: The one end of the upper outer surface of the substrate (1) is fixedly installed with a first transmission box (2), the other end of the upper outer surface of the substrate (1) is fixedly installed with a motor (4), the side close to the motor (4) of the first transmission box (2) is fixedly installed with a second transmission box (3), the outer surface of one end of the motor (4) is connected with a driving shaft (5), the outer surface of the end away from the motor (4) of the driving shaft (5) is connected with a support frame (6), the inside of the second transmission box (3) is installed with a second gear (11) and a first gear (10), the middle part of the first gear (10) penetrates a first driven shaft (7), and the one end of the first driven shaft (7) extends into the one end of the inner cavity of the first transmission box (2), the inside of the first transmission box (2) is installed with a worm wheel (12) and a worm (13), the middle of the worm wheel (12) penetrates a second driven shaft (8), the upper end of the outer surface of the second driven shaft (8) is fixedly installed with a connecting disc (9), and the connecting disc (9) is located at the upper part of the first transmission box (2).

2. A steering device for a pile driver according to claim 1, characterized in that: The driving shaft (5), the support frame (6) and the second transmission box (3) are provided with sealing bearings, the driving shaft (5) is rotatably connected with the support frame (6) and the second transmission box (3) through the sealing bearings, the driving shaft (5) and the motor (4) are provided with a shaft coupling, and the outer surface of the one end of the driving shaft (5) is fixedly connected with the outer surface of the one end of the output shaft of the motor (4) through the shaft coupling.

3. A steering device for a pile driver according to claim 2, characterized in that: The second gear (11) is fixedly installed on the outer wall of the middle part of the driving shaft (5), the first gear (10) is fixedly installed on the outer wall of the one end of the first driven shaft (7), the outer surface of one side of the second gear (11) is engaged with the outer surface of one side of the first gear (10), and the size of the second gear (11) is smaller than the size of the first gear (10).

4. A steering device for a pile driver as claimed in claim 3, characterized in that: The first driven shaft (7), the second transmission box (3) and the first transmission box (2) are provided with sealing bearings, and the first driven shaft (7) is rotatably connected with the second transmission box (3) and the first transmission box (2) through the sealing bearings.

5. A steering device for a pile driver as claimed in claim 4, characterized in that: The worm (13) is fixedly installed on the outer wall of the one end, away from the first gear (10), of the first driven shaft (7), the worm wheel (12) is located on the outer surface of one side of the worm (13), and the outer surface of one side of the worm (13) is engaged with the outer surface of one side of the worm wheel (12).

6. A steering device for a pile driver as claimed in claim 5, characterized in that: The worm wheel (12) is fixedly installed on the outer wall of the lower part of the second driven shaft (8), and the second driven shaft (8) and the first transmission box (2) are provided with sealing bearings, and the second driven shaft (8) is rotatably connected with the first transmission box (2) through the sealing bearings.

Images