CN210598840U

CN210598840U - Drilling device with long service life

Info

Publication number: CN210598840U
Application number: CN201921209227.1U
Authority: CN
Inventors: 刘志刚
Original assignee: Rudong Mudking Pump Co ltd
Current assignee: Rudong Mudking Pump Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-05-22
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a long service life's drilling equipment, including the protecting box, the inner chamber of protecting box is equipped with the diaphragm, the middle part fixed interlude of diaphragm is connected with driving motor, driving motor's output transmission is connected with auger bit, auger bit's top cover is equipped with the support cover, the avris on support cover top is a plurality of dead levers of ring array fixedly connected with, the top of a plurality of dead levers and the bottom fixed connection of diaphragm, the top fixedly connected with annular slab of support cover inner chamber, driving motor's output shaft is connected with support cover and annular slab activity interlude respectively, annular raceway has been seted up to the bottom of annular slab and auger bit's the equal symmetry in top, the inner chamber roll connection of two raceways has a plurality of balls. The utility model discloses the use that utilizes the support cover and the dead lever that set up to deuterogamy annular slab and ball can play the effect of a reverse support to auger bit, has reduced driving motor's spoilage, the drilling equipment's of improvement life.

Description

Drilling device with long service life

Technical Field

The utility model relates to a drilling equipment field, in particular to long service life's drilling equipment.

Background

The drilling operation is a work of drilling a hole in a stratum from the ground by using mechanical equipment or manpower, and generally refers to a project of drilling a hole and a large-diameter water supply well by exploring or developing liquid and gaseous minerals such as petroleum, natural gas and the like, and the drilling is widely applied to national economic construction.

The drilling equipment who uses at present drives the drill bit rotation through the motor mostly, and the cutting or the grinding effect broken rock that produce when utilizing the drill bit rotation, and during drill bit and rock contact, the output shaft of motor can be given to the reaction force of rock to the drill bit to make the drill bit provide a reverse thrust effect to the output shaft of motor, long-time use leads to the damage of motor easily, influences the life of motor, thereby reduces drilling equipment's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long service life's drilling equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long service life's drilling equipment, includes the protective housing, the inner chamber of protective housing is equipped with the diaphragm, the middle part fixed interlude of diaphragm is connected with driving motor, driving motor's output transmission is connected with auger bit, auger bit's top cover is equipped with the support cover, the avris on support cover top is a plurality of dead levers of ring array fixedly connected with, and is a plurality of the top of dead lever and the bottom fixed connection of diaphragm, the top fixedly connected with annular slab of support cover inner chamber, driving motor's output shaft is connected with support cover and annular slab activity interlude respectively, annular raceway, two have been seted up to the bottom of annular slab and auger bit's the equal symmetry in top annular raceway, two the inner chamber roll connection of raceway has a plurality of balls.

Preferably, the equal fixedly connected with slide bar in both sides of protective housing inner chamber, and two the slide bar all alternates with the diaphragm slip and is connected, two the bottom of slide bar all is overlapped and is equipped with the spring, the bottom of spring and the bottom fixed connection of protective housing inner chamber, the top of spring and the bottom fixed connection of diaphragm.

Preferably, the middle part fixedly connected with pneumatic cylinder on protection box inner chamber top, the top of diaphragm corresponds position department fixedly connected with supporting seat with driving motor, just the bottom of pneumatic cylinder and the top fixed connection of supporting seat.

Preferably, the middle part of the bottom end of the protection box is provided with a round drilling hole, and the bottom end of the spiral drill penetrates through the round drilling hole and extends to the lower part of the protection box.

Preferably, the edge of protective housing bottom all is the first supporting leg of inclination fixedly connected with, the bottom of first supporting leg one side is inclination fixedly connected with second supporting leg.

Preferably, the outer wall fixedly connected with flush mounting plate of guard box, flush mounting plate's surface mounting has driving motor switch and pneumatic cylinder switch, and driving motor and pneumatic cylinder pass through driving motor switch and pneumatic cylinder switch and external power source electric connection respectively.

The utility model discloses a technological effect and advantage:

1. the utility model discloses utilize the use that support cover and the dead lever that set up cooperate annular plate and ball again can play a reverse support effect to the auger bit, do not influence the rotation of auger bit simultaneously again to can eliminate the rock and be transmitted to driving motor's output shaft by the reverse effort of auger bit, reduce driving motor's spoilage, the life of the drilling equipment that improves;

2. the utility model discloses utilize the mode that sets up of first supporting leg and second supporting leg, stability that can utilize triangle-shaped's stability to improve the supporting to the protective housing improves the stability when drilling equipment operation.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is a front sectional structural schematic view of the support cover of the present invention.

In the figure: 1. a protective box; 2. a transverse plate; 3. a support housing; 4. a drive motor; 5. fixing the rod; 6. an annular plate; 7. a ball bearing; 8. a helical drill bit; 9. a slide bar; 10. a spring; 11. a hydraulic cylinder; 12. a supporting seat; 13. circular drilling; 14. a first support leg; 15. a second support leg.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a well drilling device with long service life as shown in figure 1-2, which comprises a protective box 1, wherein the inner cavity of the protective box 1 is provided with a transverse plate 2, the middle part of the transverse plate 2 is fixedly and alternately connected with a driving motor 4, the output end of the driving motor 4 is in transmission connection with a spiral drill bit 8, the top part of the spiral drill bit 8 is sleeved with a supporting cover 3, the side edge at the top end of the supporting cover 3 is in annular array fixedly connected with a plurality of fixing rods 5, the fixing rods 5 are obliquely arranged, the top ends of the fixing rods 5 are fixedly connected with the bottom end of the transverse plate 2, the top end of the inner cavity of the supporting cover 3 is fixedly connected with an annular plate 6, the output shaft of the driving motor 4 is respectively in movable and alternately connected with the supporting cover 3 and the annular plate 6, annular raceways are symmetrically arranged at the bottom end of the annular plate, the annular plate 6 and the auger bit 8 rotate relative to each other via the balls 7.

The equal fixedly connected with slide bar 9 in both sides of 1 inner chamber of protective housing, and two slide bar 9 all slide with diaphragm 2 and alternate and be connected, play a limiting displacement, be convenient for diaphragm 2 reciprocates perpendicularly in protective housing 1, the bottom of two slide bar 9 all overlaps and is equipped with spring 10, the bottom of spring 10 and the bottom fixed connection of 1 inner chamber of protective housing, the top of spring 10 and the bottom fixed connection of diaphragm 2, utilize the compression of spring 10 to play a buffering and the effect that resets.

The middle part fixedly connected with pneumatic cylinder 11 on 1 inner chamber top of protective housing is convenient for drive diaphragm 2 and carries out automatic oscilaltion, and the top of diaphragm 2 corresponds position department fixedly connected with supporting seat 12 with driving motor 4, and the bottom of pneumatic cylinder 11 and the top fixed connection of supporting seat 12 play a guard action to driving motor 4, make pneumatic cylinder 11 can drive diaphragm 2 and reciprocate.

Circular drilling 13 has been seted up at the middle part of protective housing 1 bottom, and auger bit 8's bottom passes circular drilling 13 and extends to protective housing 1's below, and auger bit 8 of being convenient for carries out the lift and moves in protective housing 1.

The edge of 1 bottom of protective housing all is inclination fixedly connected with first supporting leg 14, and the bottom of 14 one sides of first supporting leg is inclination fixedly connected with second supporting leg 15, and first supporting leg 14 is the stability characteristic improvement that can utilize the triangle-shaped to support protective housing 1 with second supporting leg 15 is the chevron arrangement.

This practical theory of operation: when the drilling operation is carried out, a driving motor switch is turned on, an output shaft of a driving motor 4 drives a spiral drill bit 8 to rotate, then a hydraulic cylinder switch is controlled, a hydraulic cylinder 11 is extended to drive a transverse plate 2 to slide downwards on a sliding rod 9, so that the spiral drill bit 8 is driven to descend in a circular drill hole 13 to be in contact with the rock on the ground for drilling operation, when the spiral drill bit 8 is in contact with the rock on the ground, the extrusion force of the spiral drill bit 8 on the rock can form a reverse acting force, so that the rock provides a reverse thrust action on the spiral drill bit 8, the reverse thrust force is transmitted to an annular plate 6 through a ball 7 through the spiral drill bit 8, and is finally transmitted to a supporting cover 3 through the annular plate 6, and the supporting cover 3 is relatively fixed with the transverse plate 2 through a fixing rod 5, so that the reverse acting force generated by the rock is finally transmitted to the, thereby preventing the output shaft of the driving motor 4 from loosening and damaging due to the reverse thrust action and prolonging the service life of the driving motor 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A long service life's drilling equipment, includes protective housing (1), its characterized in that: a transverse plate (2) is arranged in the inner cavity of the protective box (1), a driving motor (4) is fixedly inserted and connected in the middle of the transverse plate (2), the output end of the driving motor (4) is connected with a spiral drill bit (8) in a transmission way, the top of the spiral drill bit (8) is sleeved with a supporting cover (3), the side edge at the top end of the supporting cover (3) is fixedly connected with a plurality of fixing rods (5) in an annular array, the top ends of the plurality of fixing rods (5) are fixedly connected with the bottom end of the transverse plate (2), the top end of the inner cavity of the supporting cover (3) is fixedly connected with an annular plate (6), the output shaft of the driving motor (4) is respectively movably inserted and connected with the supporting cover (3) and the annular plate (6), annular raceways are symmetrically arranged at the bottom end of the annular plate (6) and the top end of the spiral drill bit (8), and a plurality of balls (7) are connected to inner cavities of the raceways in a rolling manner.

2. A long-life drilling assembly as claimed in claim 1, wherein: the equal fixedly connected with slide bar (9) in both sides of protective housing (1) inner chamber, and two slide bar (9) all slide with diaphragm (2) and alternate and be connected, two the bottom of slide bar (9) all overlaps and is equipped with spring (10), the bottom of spring (10) and the bottom fixed connection of protective housing (1) inner chamber, the top of spring (10) and the bottom fixed connection of diaphragm (2).

3. A long-life drilling assembly as claimed in claim 1, wherein: the middle part fixedly connected with pneumatic cylinder (11) on guard box (1) inner chamber top, the top of diaphragm (2) corresponds position department fixedly connected with supporting seat (12) with driving motor (4), just the bottom of pneumatic cylinder (11) and the top fixed connection of supporting seat (12).

4. A long-life drilling assembly as claimed in claim 1, wherein: circular drilling (13) have been seted up at the middle part of protective housing (1) bottom, just the bottom of auger bit (8) passes circular drilling (13) and extends to the below of protective housing (1).

5. A long-life drilling assembly as claimed in claim 1, wherein: the edge of protective housing (1) bottom all is inclination fixedly connected with first supporting leg (14), the bottom of first supporting leg (14) one side is inclination fixedly connected with second supporting leg (15).

6. A long-life drilling assembly as claimed in claim 1, wherein: the outer wall fixedly connected with flush mounting plate of protective housing (1), flush mounting plate's surface mounting has driving motor switch and pneumatic cylinder switch, and driving motor (4) and pneumatic cylinder (11) are respectively through driving motor switch and pneumatic cylinder switch and external power source electric connection.