CN216866559U

CN216866559U - Large-torque high-efficiency double-motor double-speed-change rotary power head

Info

Publication number: CN216866559U
Application number: CN202220041360.6U
Authority: CN
Inventors: 卢之有; 聂四飞
Original assignee: Wuxi Huatan Construction Machinery Co ltd
Current assignee: Wuxi Huatan Construction Machinery Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-07-01
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a large-torque high-efficiency double-motor double-variable-speed rotary power head, which comprises a base, wherein a containing cavity is formed in the base, the bottom of the containing cavity is fixedly connected with a fixed bottom plate, a rotating shaft is rotatably connected onto the fixed bottom plate through a bearing, the top end of the rotating shaft is fixedly connected with a rotating disc, the rotating disc is movably connected onto the upper part of the base, the bottom surface of the rotating disc is fixedly connected with a toothed ring, and the toothed ring is meshed with two symmetrically arranged gears, thereby can install the carousel with the gyration chassis on, connect firm and convenient quick installation.

Description

Large-torque high-efficiency double-motor double-speed-change rotary power head

Technical Field

The utility model relates to the technical field of drilling machine power head equipment, in particular to a large-torque high-efficiency double-motor double-variable-speed rotary power head.

Background

The rotary drilling machine is one new type of rotary drilling machine, which has a gyrator capable of reciprocating along the guide rail of the machine body in the feeding range, and is one common type of hydraulic power head drilling machine.

At present, most of rotary power heads used by existing drilling machine equipment are driven by a single motor, when the motor fails, the whole rotary power head cannot work continuously and can work after being overhauled, working efficiency is affected, and torque provided by the motor is limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a large-torque high-efficiency double-motor double-variable-speed rotary power head to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a big moment of torsion high efficiency dual motor dual variable speed gyration unit head, the on-line screen storage device comprises a base, the appearance chamber has been seted up to the inside of base, the bottom rigid coupling that holds the chamber has PMKD, PMKD is last to rotate through a bearing and is connected with the axis of rotation, the top rigid coupling of axis of rotation has the rolling disc, rolling disc swing joint is on the upper portion of base, the bottom surface rigid coupling of rolling disc has the ring gear, the ring gear meshes with the gear that two symmetries set up mutually, the gear rigid coupling is in the top department of rotation axis, the bottom of rotation axis is passed through bearing two and is connected with PMKD rotation, be equipped with ratchet on the outer wall of rotation axis and mesh mutually through ratchet and worm axle, worm axle rigid coupling is on driving motor's output shaft, driving motor installs in the base.

Preferably, a plurality of mounting blocks are fixedly connected to the outer wall of the base, and mounting bolts are connected to the mounting blocks in a threaded manner.

Preferably, the outer wall of the rotating disc is fixedly connected with a limiting ring, and the limiting ring slides in a limiting groove formed in the inner wall of the base.

Preferably, the ratchet mechanism comprises a ratchet fixedly connected to the outer wall of the rotating shaft, the ratchet is located in a worm wheel disc, the worm wheel disc is rotatably connected to the outer wall of the rotating shaft through a bearing III, a plurality of pawls are rotatably connected to the inner wall of the worm wheel disc, the side walls of the pawls are elastically connected with the inner wall of the worm wheel disc through metal elastic pieces, and the pawls are clamped to the outer wall of the ratchet.

Preferably, a plurality of studs are fixedly connected to the surface of the rotating disc, and the studs are annularly arranged.

Preferably, the rotating disc is inserted with a rotating chassis through a plurality of studs, and the outer walls of the studs are in threaded connection with locking nuts.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is different from the prior art, through the arrangement of two driving motors, when one of the driving motors is in failure, the other driving motor is started to work, so that rotary power is provided for drilling machine equipment, and due to the arrangement of a ratchet mechanism, the two driving motors can not mutually influence each other after running respectively.

Drawings

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

FIG. 2 is a cross-sectional view of the base of the present invention;

FIG. 3 is a schematic view of the structure of the various components inside the base of the present invention;

FIG. 4 is a bottom view of the ratchet mechanism of the present invention.

In the figure: 1. a base; 2. mounting blocks; 3. installing a bolt; 4. fixing the bottom plate; 5. a first bearing; 6. a rotating shaft; 7. rotating the disc; 8. a limiting ring; 9. a toothed ring; 10. a gear; 11. a rotating shaft; 12. a second bearing; 13. a ratchet mechanism; 131. a third bearing; 132. a ratchet wheel; 133. a worm gear disc; 134. a metal spring sheet; 135. a pawl; 14. a worm shaft; 15. a drive motor; 16. a stud; 17. locking the nut; 18. and (4) rotating the chassis.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a big moment of torsion high efficiency dual motor double-speed change gyration unit head, including base 1, the appearance chamber has been seted up to base 1's inside, the bottom rigid coupling in appearance chamber has PMKD 4, PMKD 4 is last to rotate through bearing 5 and is connected with axis of rotation 6, the top rigid coupling of axis of rotation 6 has rolling disc 7, rolling disc 7 swing joint is on base 1's upper portion, the bottom rigid coupling of rolling disc 7 has ring gear 9, ring gear 9 meshes with two symmetrical gear 10 that set up mutually, gear 10 rigid coupling is in the top department of rotation axis 11, the bottom of rotation axis 11 is rotated through bearing two 12 and PMKD 4 and is connected, be equipped with ratchet 13 on the outer wall of rotation axis 11 and mesh with worm axle 14 through ratchet 13, worm axle 14 rigid coupling is on drive motor 15's output shaft, drive motor 15 installs in base 1.

Further, a plurality of mounting blocks 2 are fixedly connected to the outer wall of the base 1, and mounting bolts 3 are connected to the mounting blocks 2 in a threaded manner; the base 1 is easy to mount.

Furthermore, a limiting ring 8 is fixedly connected to the outer wall of the rotating disc 7, and the limiting ring 8 slides in a limiting groove formed in the inner wall of the base 1; maintaining the stability of the turn disc 7 when rotating.

Further, the ratchet mechanism 13 includes a ratchet wheel 132 fixedly connected to the outer wall of the rotating shaft 11, the ratchet wheel 132 is located in a worm wheel disc 133, the worm wheel disc 133 is rotatably connected to the outer wall of the rotating shaft 11 through a third bearing 131, a plurality of pawls 135 are rotatably connected to the inner wall of the worm wheel disc 133, the side walls of the pawls 135 are elastically connected to the inner wall of the worm wheel disc 133 through a metal elastic sheet 134, and the pawls 135 are clamped to the outer wall of the ratchet wheel 132; due to the arrangement of the ratchet mechanism 13, the gear ring 9 drives the other gear 10 to rotate, at this time, the rotating shaft 11 can drive the ratchet wheel 132 in the other ratchet mechanism 13 to rotate, the worm wheel disc 133 on one side drives the ratchet wheel 132 to rotate through the pawl 135, the ratchet wheel 132 on the other side does not drive the worm wheel disc 133 to rotate through the pawl 135, and then the two driving motors 15 do not affect each other after running respectively.

Further, a plurality of studs 16 are fixedly connected to the surface of the rotating disc 7, and the plurality of studs 16 are annularly arranged; for attachment to a pivoting chassis 18.

Furthermore, a rotary chassis 18 is inserted in the rotary disc 7 through a plurality of studs 16, and locking nuts 17 are connected to the outer walls of the studs 16 in a threaded manner; the rotary chassis 18 can be mounted on the rotary disk 7, and the connection is stable, and the installation is convenient and quick.

In the scheme, when the drilling machine is used, through the arrangement of the two driving motors 15, when one driving motor 15 fails, the other driving motor 15 is started to work, the driving motor 15 drives the worm shaft 14 to rotate, the worm shaft 14 drives the rotating shaft 11 to rotate through the ratchet mechanism 13, the rotating shaft 11 drives the rotating disc 7 to rotate through the meshing action of the gear 10 and the gear ring 9, so that the rotary power is provided for the drilling machine, due to the arrangement of the ratchet mechanism 13, the gear ring 9 drives the other gear 10 to rotate, at the moment, the rotating shaft 11 can drive the ratchet wheel 132 in the other ratchet mechanism 13 to rotate, the worm wheel disc 133 on one side drives the ratchet wheel 132 to rotate through the pawl 135, the ratchet wheel 132 on the other side does not drive the worm wheel disc 133 to rotate through the pawl 135, further, the two driving motors 15 cannot mutually influence each other after running respectively, when one driving motor 15 fails, whole gyration unit head can continue work, has improved work efficiency, and is driven by two driving motor 15 independent control, can provide the effect of double-speed change, through double-screw bolt 16 and lock nut 17's setting at last, pegs graft gyration chassis 18 on rolling disc 7, changes over lock nut 17 into double-screw bolt 16 again to can be with on the rolling disc 7 is installed to gyration chassis 18, connect firm and convenient quick installation.

It is noted that, herein, relational terms such as first and second, and the like may 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. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a big moment of torsion high efficiency dual motor double-speed change gyration unit head, includes base (1), its characterized in that: the utility model discloses a drive motor, including base (1), fixed baseplate (4), rotating shaft (6), rotating disc (7) swing joint on the upper portion of base (1), gear ring (9) has been fixed to the bottom surface rigid coupling of rotating disc (7), gear ring (9) meshes with two symmetrical gear (10) that set up mutually, gear (10) rigid coupling is in the top department of rotation axis (11), the bottom of rotation axis (11) is connected with fixed baseplate (4) rotation through bearing two (12), be equipped with ratchet (13) on the outer wall of rotation axis (11) and mesh with worm axle (14) through ratchet (13), axle (14) rigid coupling is on the output shaft of drive motor (15), drive motor (15) are installed in base (1).

2. The large-torque high-efficiency dual-motor dual-variable-speed rotary power head of claim 1, wherein: the outer wall of the base (1) is fixedly connected with a plurality of mounting blocks (2), and the mounting blocks (2) are connected with mounting bolts (3) in a threaded mode.

3. The large-torque high-efficiency dual-motor dual-variable-speed rotary power head of claim 1, wherein: the outer wall of the rotating disc (7) is fixedly connected with a limiting ring (8), and the limiting ring (8) slides in a limiting groove formed in the inner wall of the base (1).

4. The large-torque high-efficiency dual-motor dual-variable-speed rotary power head as claimed in claim 1, wherein: ratchet (13) are including ratchet (132) of rigid coupling on rotation axis (11) outer wall, ratchet (132) are in worm wheel dish (133), worm wheel dish (133) rotate through three (131) of bearing and connect on the outer wall of rotation axis (11), rotate on the inner wall of worm wheel dish (133) and be connected with a plurality of pawls (135), the inner wall elastic connection of metal shrapnel (134) and worm wheel dish (133) is passed through to the lateral wall of pawl (135), pawl (135) joint is on the outer wall of ratchet (132).

5. The large-torque high-efficiency dual-motor dual-variable-speed rotary power head of claim 1, wherein: the surface of the rotating disc (7) is fixedly connected with a plurality of studs (16), and the studs (16) are annularly arranged.

6. The large-torque high-efficiency dual-motor dual-variable-speed rotary power head as claimed in claim 5, wherein: a rotary chassis (18) is inserted into the rotary disc (7) through a plurality of studs (16), and locking nuts (17) are connected to the outer walls of the studs (16) in a threaded mode.