CN216588447U

CN216588447U - Novel power head bottom plate

Info

Publication number: CN216588447U
Application number: CN202220081082.7U
Authority: CN
Inventors: 朱鹏程; 范力铭; 姚维
Original assignee: Sichuan Zuanshen Intelligent Machinery Manufacturing Co ltd
Current assignee: Sichuan Zuanshen Intelligent Machinery Manufacturing Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-05-24
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a novel unit head bottom plate, including vertical slide rail, slide on the slide rail and be equipped with the lower plate weldment, the lower plate weldment is connected with the under bracing frame, be equipped with on the under bracing frame with slide rail complex gyro wheel bearing, be equipped with horizontal spout on the lower plate weldment, slide on the spout and be equipped with the power headstock, be equipped with the side between lower plate weldment and the power headstock and move the driving piece, be equipped with the unit head on the power headstock. The utility model has the advantages that: the lateral movement and the return of the power head are driven by extending and retracting the piston rod of the lateral movement oil cylinder, so that when a drill rod is hoisted and disassembled, the power head can be moved away, the drill rod can be directly hoisted to or from the center of a drill hole to carry out rod extension and rod disassembly, the drilling efficiency is improved, and the drilling safety is higher; through changing the connection structure of the power head base plate and the slide rail, sliding friction is changed into rolling friction, so that friction is reduced, damage to the slide rail is reduced, and the service life of the mast and the power head base plate connection mechanism can be prolonged.

Description

Novel power head bottom plate

Technical Field

The utility model relates to a bore equipment field, specifically be a novel unit head bottom plate.

Background

The power head base plate is a platform installed on the power head, is fixed on the slide rail and is dragged by a chain or a steel wire rope and the like to move back and forth on the slide rail so as to drive the power head to drill and withdraw. At present, because the construction requirement, the drilling depth requirement is more and more dark, because slide rail length is limited, so need connect the pole and unload the pole operation, because drilling rod weight with to safe consideration, generally adopt the mode of hoist and mount to go on, because the unit head can obstruct drilling rod or lifting device at the drilling center for the drilling rod can not directly be hung to the drilling center, the inconvenience that from this produces has improved drilling efficiency greatly, has also produced the safety problem from this.

At the same time, the power head base plate and the sliding rail are connected by the wear-resistant plate structure commonly adopted on the drilling machine nowadays, the wear-resistant plate of the structure is made of wear-resistant materials such as nylon and the like so as to reduce the damage to the sliding rail, but the wear-resistant plate is damaged quickly and often needs to be replaced, and a steel wear-resistant plate is also adopted, so that the damage to the sliding rail is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a novel power head bottom plate has solved the current power head bottom plate and has moved, the frictional problem of side.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a novel power head bottom plate, includes vertical slide rail, slides on the slide rail and is equipped with the lower plate weldment, and the lower plate weldment is connected with the under bracing frame, be equipped with on the under bracing frame with slide rail complex gyro wheel bearing, be equipped with horizontal spout on the lower plate weldment, slide on the spout and be equipped with the power head seat, be equipped with the side between lower plate weldment and the power head seat and move the driving piece, be equipped with the unit head on the power head seat.

Furthermore, the sliding grooves are two parallel to each other.

Furthermore, the sliding grooves are U-shaped, the notches of the two sliding grooves are arranged oppositely, and the power head seat is positioned between the two sliding grooves.

Furthermore, the side-shifting driving piece is a side-shifting oil cylinder, and two ends of the side-shifting oil cylinder are respectively hinged with the lower bottom plate welding piece and the power head seat.

Furthermore, both ends of the lateral shifting oil cylinder are hinged with the lower bottom plate welding piece and the power head seat through oil cylinder pins.

Furthermore, a hydraulic cavity of the lateral shifting oil cylinder is communicated with a hydraulic lock assembly, and the hydraulic lock assembly is communicated with a pressure supply pipeline.

Furthermore, the hydraulic lock assembly is fixed on the lower base plate weldment.

Furthermore, the slide rail is provided with two parallel tracks.

Further, the roller bearing comprises an external roller bearing, an internal roller bearing and a lateral roller bearing, the external roller bearing is matched with the outer end face of the slide rail, the internal roller bearing is matched with the inner end face of the slide rail, and the lateral roller bearing is matched with the lateral end face of the slide rail.

Furthermore, the roller bearing is arranged on the bearing mounting sleeve and fixed through a hexagon nut, the bearing mounting sleeve is arranged on the lower support frame in a penetrating mode, and the roller bearing is eccentrically arranged relative to the bearing mounting sleeve.

The utility model has the advantages that:

1. the lateral movement and the return of the power head seat can be controlled by stretching and retracting the piston rod of the lateral movement oil cylinder, so that the lateral movement and the return of the power head seat can be driven, the power head can be moved away when a drill rod is hoisted and disassembled, the drill rod can be directly hoisted to or away from the center of a drill hole to carry out rod extension and rod disassembly, the drilling efficiency is improved, and the drilling safety is improved.

2. Through changing the connection structure of the power head base plate and the slide rail, sliding friction is changed into rolling friction, so that friction is reduced, damage to the slide rail is reduced, and the service life of the mast and the power head base plate connection mechanism can be prolonged.

The main scheme and the further selection schemes of the utility model can be freely combined to form a plurality of schemes, which are the schemes that can be adopted and claimed by the utility model; in addition, the utility model can be freely combined between the (non-conflict selection) selections and other selections. The skilled person in the art can understand that there are many combinations according to the prior art and the common general knowledge after understanding the solution of the present invention, which are all the technical solutions to be protected by the present invention, and the solution is not exhaustive here.

Drawings

Fig. 1 is a schematic structural diagram of the present invention (the lateral shifting cylinder is fully extended).

Fig. 2 is a schematic structural diagram of the present invention (the lateral shifting cylinder is fully retracted).

Figure 3 is the utility model discloses hoist and mount drilling rod schematic diagram.

Fig. 4 is a side view of the structure of the present invention.

Fig. 5 is a front view of the structure of the present invention.

Fig. 6 is an enlarged view of fig. 4 at a.

In the figure: 1-lower bottom plate welding piece, 2-sliding chute, 3-power head seat, 4-power head, 5-lateral shifting oil cylinder, 6-oil cylinder pin, 7-hydraulic lock component, 12-lower support frame, 13-roller bearing, 14-hexagonal nut, 15-bearing mounting sleeve and 16-sliding rail.

Detailed Description

The invention will be further described with reference to the following specific embodiments and the accompanying drawings.

Referring to fig. 1 to 6, a novel power head base plate includes a lower base plate weldment 1, a chute 2, a power head seat 3, a power head 4, a lateral movement oil cylinder 5, an oil cylinder pin 6, a hydraulic lock assembly 7, a lower support frame 12, a roller bearing 13, a hexagon nut 14, a bearing mounting sleeve 15, and a slide rail 16.

Horizontal spout 2 is fixed through the screw on the lower plate weldment 1, and spout 2 is two that are parallel to each other, and spout 2 is the U-shaped, and the notch of two spout 2 is arranged relatively, and power headstock 3 is located between two spout 2, realizes that power headstock 3 arranges in two 2 middle and relative lateral sliding of spout.

The power head base 3 is arranged on the sliding groove 2 in a sliding mode, the lateral moving driving piece is arranged between the lower base plate welding piece 1 and the power head base 3 and is a lateral moving oil cylinder 5, two ends of the lateral moving oil cylinder 5 are hinged with the lower base plate welding piece 1 and the power head base 3 through oil cylinder pins 6 respectively, and the power head base 3 is pushed to slide back and forth in the sliding groove 2 relative to the lower base plate welding piece 1. The power head seat 3 is provided with a power head 4, and the power head 4 moves along with the power head seat 3.

The hydraulic cavity of the side-shifting oil cylinder 5 is communicated with a hydraulic lock assembly 7, the hydraulic lock assembly 7 is fixed on the lower base plate weldment 1, and the hydraulic lock assembly 7 is communicated with a pressure supply pipeline so as to lock the side-shifting oil cylinder and lock the positions of the power head seat and the power head.

In the implementation process, a piston rod of the lateral shifting oil cylinder 5 extends out, the power head seat 3 and the power head 4 are driven to move out through the rod end oil cylinder pin 6, after the lateral shifting oil cylinder moves to the limit position, the drilling center is not interfered, so that the drill rod can be directly hung to or hung from the drilling center, the piston rod of the lateral shifting oil cylinder 5 is operated to be retracted, the power head seat 3 and the power head 4 are driven to return to the drilling center through the rod end oil cylinder pin 6, and drilling or rod unloading is continued.

The slide rail 16 is arranged vertically, the slide rail 16 is provided with two parallel rails, and the slide rail 16 is provided with a lower bottom plate weldment 1 in a sliding manner. The lower bottom plate weldment 1 is connected with the lower support frame 12 through bolts, and the lower support frame 12 is symmetrically arranged on two sides of the slide rails 16 and is opposite to the two slide rails 16.

The lower support frame 12 is provided with a roller bearing 13 matched with a slide rail 16, the roller bearing 13 is arranged on a bearing mounting sleeve 15, the roller bearing 13 is fixed on the bearing mounting sleeve 15 through a hexagon nut 14, the bearing mounting sleeve 15 is arranged on the lower support frame 12 in a penetrating way, and the roller bearing 13 is eccentrically arranged relative to the bearing mounting sleeve 15. The installation angle position of the rotary bearing installation sleeve 15 can be the clearance between the roller bearing 13 and the slide rail 16.

The roller bearing 13 includes an outer roller bearing, an inner roller bearing, and a lateral roller bearing, the outer roller bearing is engaged with the outer end surface of the slide rail 16, the inner roller bearing is engaged with the inner end surface of the slide rail 16, and the lateral roller bearing is engaged with the lateral end surface of the slide rail 16. The limiting structure formed by the multiple groups of roller bearings 13 fixes the lower base plate weldment 1 on the slide rail 16.

In the implementation process, the relative position of the roller bearing 13 and the bearing mounting sleeve 15 is an eccentric structure, so that the mounting angle of the bearing mounting sleeve 15 is adjusted through the mounting hole position of the rotary bearing mounting sleeve 15, and the distance between the roller bearing 13 and the slide rail 16 can be adjusted, so that the lower base plate weldment 1 and the slide rail 16 can be kept parallel, the friction damage to the slide rail 16 is further reduced, and the movement of the lower base plate weldment 1 relative to the slide rail 16 can be more stable.

The aforesaid the utility model discloses basic embodiment and each further alternative can the independent assortment in order to form a plurality of embodiments, is the utility model discloses can adopt and claim the embodiment of protection. In the scheme of the utility model, each selection example can be combined with any other basic examples and selection examples at will.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel unit head bottom plate, includes vertical slide rail (16), its characterized in that: slide rail (16) go up the slip and be equipped with lower plate weldment (1), lower plate weldment (1) is connected with under bracing frame (12), be equipped with on under bracing frame (12) with slide rail (16) complex roller bearing (13), be equipped with horizontal spout (2) on lower plate weldment (1), the slip is equipped with power headstock (3) on the spout, be equipped with the side between lower plate weldment (1) and power headstock (3) and move the driving piece, be equipped with unit head (4) on power headstock (3).

2. The novel powerhead backplane of claim 1, wherein: the two sliding grooves (2) are parallel to each other.

3. The novel powerhead backplane of claim 1 or 2, wherein: the sliding chutes (2) are U-shaped, the notches of the two sliding chutes (2) are arranged oppositely, and the power head seat (3) is located between the two sliding chutes (2).

4. The novel powerhead backplane of claim 1, wherein: the side-shifting driving piece is a side-shifting oil cylinder (5), and two ends of the side-shifting oil cylinder (5) are respectively hinged with the lower bottom plate welding piece (1) and the power head seat (3).

5. The novel powerhead backplane of claim 4, wherein: two ends of the lateral moving oil cylinder (5) are hinged with the lower bottom plate welding piece (1) and the power head seat (3) through oil cylinder pins (6).

6. The novel powerhead backplane of claim 4, wherein: the hydraulic cavity of the side shift oil cylinder (5) is communicated with a hydraulic lock assembly (7), and the hydraulic lock assembly (7) is communicated with a pressure supply pipeline.

7. The novel powerhead backplane of claim 6, wherein: the hydraulic lock assembly (7) is fixed on the lower base plate weldment (1).

8. The novel powerhead backplane of claim 1, wherein: the slide rail (16) is provided with two parallel rails.

9. The novel powerhead backplane of claim 1, wherein: the roller bearing (13) comprises an external roller bearing, an internal roller bearing and a lateral roller bearing, the external roller bearing is matched with the outer end face of the slide rail (16), the internal roller bearing is matched with the inner end face of the slide rail (16), and the lateral roller bearing is matched with the lateral end face of the slide rail (16).

10. The novel powerhead backplane of claim 1 or 9, wherein: the roller bearing (13) is arranged on a bearing mounting sleeve (15) and fixed through a hexagon nut (14), the bearing mounting sleeve (15) is arranged on the lower support frame (12) in a penetrating mode, and the roller bearing (13) is arranged in an eccentric mode relative to the bearing mounting sleeve (15).