CN212176886U

CN212176886U - Novel automatic box opening and closing device of mechanical transmission power head for drilling machine

Info

Publication number: CN212176886U
Application number: CN202020613407.2U
Authority: CN
Inventors: 秦立刚; 张永强; 李洪雷
Original assignee: Shandong Julong Equipment Manufacturing Co ltd
Current assignee: Shandong Julong Equipment Manufacturing Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-12-18
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a novel automatic box opening and closing device of a mechanical transmission power head for a drilling machine, which belongs to the field of drilling machines and is used for opening and closing a box of the power head, wherein the bottom of a power head slide plate is connected with a lower box body of the power head; the box opening and closing shaft is fixedly connected with the power head lug on the corresponding side through the motor side box closing lug, and the oil cylinder side box closing lug is inserted into the power head lug on the corresponding side through the extension taper pin; the box opening and closing shaft is connected with an output shaft of a motor, and the motor is fixed on a power head sliding plate; the extension taper pin is fixed on the end part of a piston rod in the oil cylinder, and the oil cylinder is fixed on a power head sliding plate. The box opening and closing device can overcome inconvenience caused by a traditional manual box opening and closing mode, reduces labor intensity and improves working efficiency.

Description

Novel automatic box opening and closing device of mechanical transmission power head for drilling machine

Technical Field

The utility model belongs to the rig field, specifically speaking especially relates to a novel automatic case device that opens and shuts of mechanical transmission unit head for rig.

Background

The power head used by the existing drilling machine comprises a power head upper box body, a power head sliding plate and a power head lower box body, wherein the power head lower box body is fixed below the power head sliding plate, an input gear is arranged in the power head lower box body, and an intermediate wheel and an output gear are arranged in the power head upper box body. The common mode of opening and closing the power head of the drilling machine is manual opening and closing, and a drilling machine operator needs to climb a mast of the drilling machine firstly, then manually open a box closing bolt on the power head, and manually unscrew a box body of the power head. Because the rig operative employee need climb the rig mast, its potential safety hazard that must have aerial operation, and the manual box that opens and shuts wastes time and energy moreover, and work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel automatic case device that opens and shuts of mechanical transmission unit head for rig, it can overcome the inconvenience that traditional manual case mode of opening and shutting brought, has alleviateed intensity of labour, has improved work efficiency.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

the novel automatic box opening and closing device of the mechanical transmission power head for the drilling machine comprises a power head sliding plate, wherein a power head lower box body is connected to the bottom of the power head sliding plate through a bolt, a motor side box closing lug and an oil cylinder side box closing lug are respectively arranged on two sides of the upper surface of the power head sliding plate, a power head upper box body is arranged between the motor side box closing lug and the oil cylinder side box closing lug, and power head lugs corresponding to the motor side box closing lug and the oil cylinder side box closing lug are respectively arranged on two sides of the power head upper box body; the box opening and closing shaft is fixedly connected with the power head lug on the corresponding side through the motor side box closing lug, the box opening and closing shaft and the motor side box closing lug rotate relatively, and the oil cylinder side box closing lug is inserted into the power head lug on the corresponding side through the extension taper pin; the box opening and closing shaft is connected with an output shaft of a motor, and the motor is fixed on a power head sliding plate; the extension taper pin is fixed on the end part of a piston rod in the oil cylinder, and the oil cylinder is fixed on a power head sliding plate.

Furthermore, in the utility model, the case axle that opens and shuts pass through the unit head ear fixed connection of box correspondence one side on set screw and the power head.

Further, in the utility model, the output shaft of motor pass through the shaft coupling and open and shut the case hub connection, motor and the motor seat fixed connection on the unit head slide.

Further, the utility model discloses in the hydro-cylinder pass through on the unit head slide hydro-cylinder seat be fixed in the unit head slide.

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

the utility model discloses an adopt hydraulic pressure switching-over valve control, sequence valve auxiliary control's hydraulic control system to realize the control of motor and hydro-cylinder, and then realized the automation that the unit head box opened and shut and realize, avoided artifical climbing rig mast to manually open and shut the case bolt, eliminated the potential safety hazard, the manipulation is light and easy to lift, efficient and save worry laborsaving.

Drawings

Fig. 1 is a schematic view of a motor and a connection structure thereof according to the present invention.

Fig. 2 is a schematic view of the positions of the upper box body of the power head, the slide plate of the power head and the lower box body of the power head.

Fig. 3 is a schematic view of the middle cylinder and the connection structure thereof.

Fig. 4 is a hydraulic schematic diagram of the middle oil cylinder and the motor of the present invention.

In the figure: 1. opening and closing the box shaft; 2. a set screw; 3. a motor side box closing lug; 4. a coupling; 5. a motor base; 6. a motor; 7. a power head slide plate; 8. the power head is arranged on the box body; 9. a power head lower box body; 10. an oil cylinder; 11. a cylinder block; 12. the oil cylinder side mould assembling lug; 13. and (5) extending the taper pin.

Detailed Description

The technical solution of the present invention will be further described and illustrated with reference to the following examples. It should be noted that, in the following paragraphs, possible directional terms including, but not limited to, "upper, lower, left, right, front, rear" and the like are used, and all directions are meant to correspond to the visual directions shown in the drawings of the specification, which should not be construed as limiting the scope or technical solutions of the present invention, and are only for facilitating the better understanding of the technical solutions of the present invention by those skilled in the art.

In the description of the present specification, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

The utility model provides a novel automatic case device that opens and shuts of mechanical transmission unit head for rig, includes unit head slide 7, has box 9 under the unit head through bolted connection in the bottom of unit head slide 7, and box 8 on the unit head is placed in the position department that box 9 corresponds under 7 tops of unit head slide and the unit head, and the both sides of box 8 on the unit head are equipped with the unit head ear. And the two sides of the power head sliding plate 7 are respectively provided with a motor side box closing lug 3 and an oil cylinder side box closing lug 12 which are matched with the power head lug on the corresponding side. The motor side box assembling lug 3 penetrates through the box opening and closing shaft 1, and the top end of the box opening and closing shaft 1 is connected with the corresponding power head lug through a stop screw 2; the taper hole of the oil cylinder side mould assembling lug 12 and the taper hole of the power head lug on the corresponding side are inserted through the extension taper pin 13. The opening and closing box shaft 1 is installed on an output shaft of a motor 6 through a coupler 4, and the motor 6 is a hydraulic motor and is fixed on a power head sliding plate 7. The extension push pin 13 is located on the end face of a piston rod of the oil cylinder 10 and fixed with the end face of the piston rod through a connecting piece, and the oil cylinder 10 is fixed on the power head sliding plate 7.

Example 2

The utility model provides a novel automatic case device that opens and shuts of mechanical transmission unit head for rig, wherein motor 6 be fixed in unit head slide 7 through motor seat 5, motor seat 5 is fixed as an organic whole with unit head slide 7. The oil cylinder 10 is installed on the power head sliding plate 7 through an oil cylinder seat 11, and the oil cylinder seat 11 and the power head sliding plate 7 are fixed into a whole. The structure and connection relationship of the rest parts are the same as those described in any of the foregoing embodiments, and are not described herein again to avoid the tedious text.

On the basis of the above embodiments, the present invention proceeds with detailed descriptions of technical features and functions thereof, so as to help those skilled in the art fully understand the technical solution of the present invention and reproduce it.

As shown in fig. 1-3, the drill head includes a head upper housing 8, a head lower housing 9, and a head sled 7 therebetween. The power head lower box body 9 is detachably connected to the power head sliding plate 7 through a bolt. And power head lugs are arranged on two sides of the power head upper box body 8, and a motor side box closing lug 3 and an oil cylinder side box closing lug 12 which are matched with the power head lug on the corresponding side are respectively arranged on two sides of the power head sliding plate 7. When motor side mould close the case ear 3 through the case axle that opens and shuts 1 with the power head ear that corresponds the side be connected the back, because the case axle that opens and shuts 1 is fixed through stop screw 2 and power head ear, the rotation of the case axle that opens and shuts 1 can drive the overhead box 8 of power and rotate round the central axis of the case axle that opens and shuts 1, realizes opening of overhead box 8 of power then.

The utility model discloses in, hydro-cylinder side mould assembling lug 12 peg graft through extension taper pin 13 with the unit head lug that corresponds the side, and extension taper pin 13 is located the tip of hydro-cylinder 10 middle piston rod and is fixed with the piston rod through the connecting piece, it can pass through hydro-cylinder side mould assembling lug 12 along with the motion of piston rod, realizes behind the bell mouth on the unit head lug that corresponds the side that both insert and close, then realizes that the overhead box 8's of power lid closes fixedly.

In order to avoid the phenomenon of repulsion brought by the simultaneous movement of the opening and closing box shaft 1 controlled by the motor 6 and the extension taper pin 13 controlled by the oil cylinder 10, the utility model discloses when using, need move with the oil cylinder 10 through the sequence valve B auxiliary control motor 6 of manual control hydraulic reversing valve A, hydraulic system. The set pressure of the sequence valve B is 1Mpa higher than the normal working pressure of the motor 6 and the oil cylinder 10, when the piston rod on the oil cylinder 10 drives the extension taper pin 13 to retract and reset completely, the system pressure rises, and the motor 6 can be started to rotate to complete the opening of the power head upper box body 8 relative to the power head sliding plate 7. When the motor 6 drives the opening and closing box shaft 1 to rotate through the coupler 4, and the power head upper box body 8 is completely closed under the driving of the opening and closing box shaft 1, the system pressure rises, the oil cylinder 10 can be started, the piston rod on the oil cylinder 10 drives the extension taper pin 13 to extend out until the piston rod penetrates through the oil cylinder side box closing lug 12 and the taper hole corresponding to the power head lug on the corresponding side, and then the hinged fixation between the power head upper box body 8 and the power head sliding plate 7 is completed.

Finally, although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description of the present description is for clarity reasons only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The utility model provides a novel automatic case device that opens and shuts of mechanical transmission unit head for rig, includes unit head slide (7), has box (9), its characterized in that under the unit head through bolted connection in the bottom of unit head slide (7): a motor side box closing lug (3) and an oil cylinder side box closing lug (12) are respectively arranged on two sides of the upper surface of the power head sliding plate (7), a power head upper box body (8) is arranged between the motor side box closing lug (3) and the oil cylinder side box closing lug (12), and power head lugs corresponding to the motor side box closing lug (3) and the oil cylinder side box closing lug (12) are respectively arranged on two sides of the power head upper box body (8); the opening and closing box shaft (1) is fixedly connected with the power head lug on the corresponding side through the motor side box closing lug (3), the opening and closing box shaft (1) and the motor side box closing lug (3) rotate relatively, and the oil cylinder side box closing lug (12) is inserted into the power head lug on the corresponding side through the extension taper pin (13); the opening and closing box shaft (1) is connected with an output shaft of a motor (6), and the motor (6) is fixed on a power head sliding plate (7); the extension taper pin (13) is fixed at the end part of a piston rod in the oil cylinder (10), and the oil cylinder (10) is fixed on the power head sliding plate (7).

2. The novel automatic box opening and closing device of the mechanical transmission power head for the drilling machine as claimed in claim 1 is characterized in that: the opening and closing box shaft (1) is fixedly connected with a power head lug on one side, corresponding to the power head upper box body (8), through a stop screw (2).

3. The novel automatic box opening and closing device of the mechanical transmission power head for the drilling machine as claimed in claim 1 is characterized in that: the output shaft of motor (6) passes through shaft coupling (4) and is connected with case axle (1) that opens and shuts, and motor (6) are hydraulic motor and with motor seat (5) fixed connection on unit head slide (7).

4. The novel automatic box opening and closing device of the mechanical transmission power head for the drilling machine as claimed in claim 1 is characterized in that: and the oil cylinder (10) is fixed on the power head sliding plate (7) through an oil cylinder seat (11) on the power head sliding plate (7).

5. The novel automatic box opening and closing device of the mechanical transmission power head for the drilling machine as claimed in claim 1 is characterized in that: the inner holes of the oil cylinder side box closing lug (12) and the power head lug on the corresponding side are both taper holes matched with the extension taper pin (13).