CN217206293U

CN217206293U - Energy-saving pile foundation rotary drilling device

Info

Publication number: CN217206293U
Application number: CN202123304250.9U
Authority: CN
Inventors: 祝升
Original assignee: Wuhan Shengshirui Construction Engineering Co ltd
Current assignee: Wuhan Shengshirui Construction Engineering Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-16
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to an energy-saving pile foundation digs drilling equipment soon belongs to the drilling machine field, its technical scheme main points, include: first support and rotation are connected in the second support of first support bottom, and ordinary drill bit is installed to second support one end, and the percussion bit is installed to the one end of keeping away from ordinary drill bit on the second support, is equipped with first through-hole on the first support, is equipped with two second through-holes corresponding with first through-hole on the second support, and two second through-holes lie in between ordinary drill bit and the percussion bit, and sliding connection has the screw rod in the first through-hole, is equipped with the drive assembly who is used for drive screw to remove on the first support, the utility model discloses when using, when needing to change the drill bit, remove through drive assembly drive screw, make the screw rod roll-off in one of them second through-hole, with second rotate one hundred eighty degrees, another second through-hole aligns with first through-hole, drive assembly drive screw slides to in another second through-hole, and the drill bit is changed and is accomplished, labour saving and time saving.

Description

Energy-saving pile foundation rotary drilling device

Technical Field

The utility model belongs to the technical field of the drilling machine and specifically relates to a drilling equipment is dug to energy-saving pile foundation soon.

Background

The rotary drilling machine is a comprehensive drilling machine and has the advantages of strong maneuverability, various drilling tools and the like.

At present, the rotary drilling machine comprises a vehicle body and a support arranged at the head of the vehicle body, a drill bit is arranged at the bottom of the support, a common drill bit is used when a hole is drilled on a clay layer, and an impact drill bit is used when a hole is drilled on a hard rock layer.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the work progress, often can meet multiple geology, consequently need in time change the drill bit according to actual conditions, when changing the drill bit, need demolish the change again with the drill bit from the support, waste time and energy, influence the efficiency of construction.

SUMMERY OF THE UTILITY MODEL

In order to improve when changing the drill bit, need demolish the drill bit and install again, waste time and energy, influence the problem of efficiency of construction, this application provides an energy-saving pile foundation and dig drilling equipment soon, the utility model discloses when using, when needing to change the drill bit, remove through drive assembly driving screw, make the screw rod from the roll-off in one of them second through-hole, rotate one hundred eighty degrees with the second support, another second through-hole aligns with first through-hole, and drive assembly driving screw slides to in another second through-hole, and the second support is fixed, and the drill bit is changed and is accomplished, and labour saving and time saving has improved the efficiency of construction.

The application provides an energy-saving pile foundation rotary excavating drilling device adopts following technical scheme:

an energy-saving pile foundation rotary drilling device comprises: first support and rotation are connected in the second support of first support bottom, ordinary drill bit is installed to second support one end, keep away from the one end of ordinary drill bit on the second support and install percussion bit, be equipped with first through-hole on the first support, be equipped with on the second support with two second through-holes corresponding of first through-hole, two the second through-hole is located between ordinary drill bit and the percussion bit, sliding connection has the screw rod in the first through-hole, be equipped with the drive assembly who is used for the driving screw to remove on the first support.

Through adopting above-mentioned technical scheme, when changing the drill bit, remove through drive assembly drive screw, the roll-off is followed in one of them second through-hole to the screw rod, rotates one hundred eighty degrees with the second support, and another second through-hole aligns with first through-hole, removes through drive assembly drive screw, and during the screw rod slided in another second through-hole, the second support was fixed, and the drill bit is changed and is accomplished, and labour saving and time saving has improved the efficiency of construction.

The utility model discloses further set up: the drive assembly is including locating the recess on the first support, the recess is linked together with first through-hole, the recess internal rotation is connected with the nut, be equipped with the spacing subassembly of restriction nut position on the first support, the screw rod passes the nut and with nut threaded connection, be equipped with the direction subassembly that leads the screw rod on the first support.

Through adopting above-mentioned technical scheme, rotate the nut, because spacing subassembly's setting, the nut is at the recess internal rotation, because be connected through the screw thread between nut and the screw rod to and direction subassembly's setting, the nut drive screw rod removes.

The utility model discloses further set up: the limiting assembly comprises a limiting block connected to the outer wall of the nut, and a limiting groove used for accommodating the limiting block is annularly arranged on the inner wall of the groove in the first support.

Through adopting above-mentioned technical scheme, when rotating the nut, the stopper is at the spacing inslot rotation, and the setting of stopper and spacing groove plays limiting displacement to the nut, avoids rotating the in-process nut of nut along axial displacement.

The utility model discloses further set up: the guide assembly comprises a guide block connected to the inner wall of the first through hole in the first support, and a guide groove used for containing the guide block is formed in the screw rod in the extending direction of the screw rod.

By adopting the technical scheme, in the moving process of the screw rod, the guide block slides relatively in the guide groove, and the arrangement of the guide block and the guide groove plays a role in guiding the screw rod, so that the screw cap is prevented from driving the screw rod to rotate.

The utility model discloses further set up: the first support is provided with a jack, the jack is located on one side of the first through hole, the second support is provided with two slots corresponding to the jack, and the jack is connected with an inserted bar in a sliding mode.

Through adopting above-mentioned technical scheme, when changing the drill bit, with the inserted bar roll-off in jack and one of them slot, rotate one hundred eighty degrees backs with the second support, the jack aligns with another slot, slides in the inserted bar simultaneously in jack and another slot, and the second support is fixed, and the inserted bar plays prepositioning to the second support, need not hold up the second support, labour saving and time saving always when fixed second support.

The utility model discloses further set up: the inserted bar overcoat is equipped with the spring, spring one end is connected on the inserted bar, the spring other end is connected on first support.

Through adopting above-mentioned technical scheme, when changing the drill bit, pull up the inserted bar from one of them slot, at this moment, the spring is in tensile state, rotate the second support, after the jack misplaces with one of them slot, loosen the inserted bar, because the effect of spring restoring force, inserted bar tip butt is on the lateral wall of second support, continue to rotate the second support, inserted bar tip butt slides on the lateral wall of second support and along the lateral wall, after the second support rotates one hundred eighty degrees, the jack aligns with another slot, because the effect of spring restoring force, the inserted bar kick-backs to another slot, the second support is fixed.

The utility model discloses further set up: one end of the inserted bar close to the second support is arc-shaped.

Through adopting above-mentioned technical scheme, through reducing the area of contact between inserted bar tip and the second support lateral wall, and then reduce the frictional force between inserted bar tip and the second support lateral wall, make second support pivoted more smooth and easy, the practicality is strong.

The utility model discloses further set up: and one end of the screw cap, which is far away from the second bracket, is connected with a handle.

Through adopting above-mentioned technical scheme, the rotatory nut of being convenient for is arranged to the handle.

To sum up, the utility model discloses following beneficial effect has:

1. through the setting of second support and screw rod, when changing the drill bit, at first remove the restriction of screw rod to the second support, then rotate one hundred eighty degrees with the second support, the rethread screw rod with the second support fixed can, the simple operation, labour saving and time saving.

2. Through the setting of inserted bar and spring, when changing the drill bit, pull out the inserted bar from one of them slot, the second support rotates one hundred eighty degrees backs, and the inserted bar is automatic kick-backs to another slot in, plays prepositioning effect to the second support, need not hold up the second support, the simple operation always when fixing the second support.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a partial cross-sectional view of a first bracket according to an embodiment of the present invention.

Description of reference numerals:

1. a first bracket; 11. a groove; 12. a nut; 13. a limiting block; 14. a limiting groove; 15. a guide block; 16. a guide groove; 17. a handle: 2. a second bracket; 3. a plain drill bit; 4. a percussion drill bit; 5. a first through hole; 6. a second through hole; 7. a screw; 81. a jack; 82. a slot; 83. a rod is inserted; 84. a spring; 91. a vehicle body; 92. a hydraulic arm; 93. a base; 94. a cylinder; 95. and (4) rotating the rod.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

In this embodiment: an energy-saving pile foundation rotary drilling device, referring to fig. 1 and 2, includes: automobile body 91 and install the hydraulic pressure arm 92 on automobile body 91, install the pneumatic cylinder that drives hydraulic pressure arm in the automobile body 91, hydraulic pressure arm 92 keeps away from the one end of automobile body 91 and installs base 93, there is first support 1 along base 93 extending direction sliding connection on the base 93, first support 1 is the U-shaped, the gliding cylinder 94 of first support 1 of drive is installed at base 93 top, 1 bottom of first support is rotated and is connected with bull stick 95, the welding has second support 2 on the bull stick 95, plain drill 3 is installed to 2 one end of second support, the one end of keeping away from plain drill 3 on the second support 2 is installed percussion bit 4.

In order to fix the second bracket 2, in this embodiment, the first bracket 1 is provided with a first through hole 5, the first through hole 5 is a circular hole, the first through hole 5 is located on one side of the rotating rod 95, the second bracket 2 is provided with two second through holes 6, the two second through holes 6 are respectively located on two sides of the rotating rod 95, the two second through holes 6 correspond to the first through hole 5, and in addition, the first through hole 5 is slidably connected with a screw rod 7.

For the removal of drive screw 7, in this embodiment, recess 11 has been seted up on first support 1, recess 11 is linked together with first through-hole 5, the recess 11 internal rotation is connected with nut 12, nut 12 first half is located outside recess 11, nut 12 the latter half is located recess 11, the welding has two symmetric distribution's stopper 13 on the outer wall of nut 12 the latter half, the inner wall of recess 11 is fitted with a contraceptive ring and is equipped with spacing groove 14, stopper 13 is located spacing groove 14, stopper 13 and spacing groove 14's setting, play limiting displacement to nut 12, avoid rotating nut 12's in-process nut 12 along axial displacement.

In addition, the screw 7 passes the nut 12 and with nut 12 threaded connection, the welding has guide block 15 on the inner wall of first through-hole 5, guide block 15 is the rectangular block, has seted up guide way 16 along screw 7 extending direction on the screw 7, and guide block 15 is located guide way 16, and guide block 15 and guide way 16's setting play the guide effect to screw 7, avoids nut 12 to drive screw 7 and rotates.

When fixing second support 2, at first rotate second support 2, make first through-hole 5 align with one of them second through-hole 6, hold up second support 2, avoid second support 2 to rotate, rotate nut 12, for the convenience of rotating nut 12, the welding has handle 17 on the outer wall of nut 12 first half, nut 12 is when recess 11 internal rotation, stopper 13 is at the 14 internal rotations of spacing groove, nut 12 drive screw 7 removes, at this moment, guide block 15 is relative slip in guide way 16, when screw 7 was followed the other end roll-off of first through-hole 5, second support 2 was fixed.

When the drill bit is replaced, the screw cap 12 is rotated, the screw rod 7 slides out of one of the second through holes 6, the second support 2 is rotated by one hundred eighty degrees, the first through hole 5 is aligned with the other second through hole 6, the screw cap 12 is rotated, the screw rod 7 slides into the other second through hole 6, the second support 2 is fixed, and the replacement of the drill bit is completed.

When fixing second support 2, before screw 7 screw in second through-hole 6, second support 2 need be held up always, in order to ensure that first through-hole 5 aligns with second through-hole 6, it is time-consuming and energy-consuming, therefore, in this embodiment, jack 81 has been seted up on first support 1, jack 81 is the round hole, jack 81 is located bull stick 95 one side, two slots 82 have been seted up on second support 2, two slots 82 are located bull stick 95 both sides respectively, slot 82 is corresponding with jack 81, sliding connection has inserted bar 83 in jack 81, the inserted bar 83 overcoat is equipped with spring 84, spring 84 one end fixed connection is on inserted bar 83, the other end fixed connection of spring 84 is on first support 1.

When the drill bit is replaced, the end of the inserting rod 83 is held to pull the inserting rod 83 out of one of the slots 82, at this time, the spring 84 is in a stretching state, the second support 2 is rotated, after the inserting hole 81 is dislocated with one of the slots 82, the inserting rod 83 is released, due to the restoring force of the spring 84, the inserting rod 83 rebounds, the end of the inserting rod 83 abuts against the side wall of the second support 2, the second support 2 continues to rotate, and the end of the inserting rod 83 slides along the side wall of the second support 2.

It should be noted that, the end of the inserting rod 83 close to the second bracket 2 is arc-shaped, the advantage of the arrangement is that the contact area between the end of the inserting rod 83 and the side wall of the second bracket 2 is reduced, and then the friction between the end of the inserting rod 83 and the side wall of the second bracket 2 is reduced, so that the second bracket 2 can rotate more smoothly, when the inserting hole 81 aligns with another inserting groove 82, due to the restoring force of the spring 84, the inserting rod 83 rebounds to another inserting groove 82, the second bracket 2 is fixed, the inserting rod 83 plays a role in pre-positioning the second bracket 2, the second bracket 2 is not required to be always held in the process of fixing the second bracket 2, time and labor are saved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an energy-saving pile foundation digs drilling equipment soon which characterized in that includes: first support (1) and rotate and connect in second support (2) of first support (1) bottom, ordinary drill bit (3) are installed to second support (2) one end, keep away from the one end of ordinary drill bit (3) on second support (2) and install percussion bit (4), be equipped with first through-hole (5) on first support (1), be equipped with on second support (2) with two second through-holes (6) corresponding with first through-hole (5), two second through-hole (6) are located between ordinary drill bit (3) and percussion bit (4), sliding connection has screw rod (7) in first through-hole (5), be equipped with the drive assembly who is used for driving screw rod (7) to remove on first support (1).

2. The energy-saving rotary drilling device for the pile foundation according to claim 1, characterized in that: drive assembly is including locating recess (11) on first support (1), recess (11) are linked together with first through-hole (5), recess (11) internal rotation is connected with nut (12), be equipped with the spacing subassembly of restriction nut (12) position on first support (1), screw rod (7) pass nut (12) and with nut (12) threaded connection, be equipped with the direction subassembly that leads screw rod (7) on first support (1).

3. The energy-saving pile foundation rotary drilling device according to claim 2, characterized in that: the limiting assembly comprises a limiting block (13) connected to the outer wall of the nut (12), and a limiting groove (14) used for accommodating the limiting block (13) is annularly arranged on the inner wall of the groove (11) in the first support (1).

4. The energy-saving pile foundation rotary drilling device according to claim 2, characterized in that: the guide assembly comprises a guide block (15) connected to the inner wall of the first through hole (5) in the first support (1), and a guide groove (16) used for containing the guide block (15) is formed in the screw rod (7) in the extending direction of the screw rod (7).

5. The energy-saving pile foundation rotary drilling device according to claim 1, characterized in that: be equipped with jack (81) on first support (1), jack (81) are located first through-hole (5) one side, be equipped with on second support (2) with two slots (82) that jack (81) are corresponding, sliding connection has inserted bar (83) in jack (81).

6. The energy-saving rotary drilling device for the pile foundation according to claim 5, wherein the energy-saving rotary drilling device for the pile foundation is characterized in that: the inserted bar (83) overcoat is equipped with spring (84), spring (84) one end is connected on inserted bar (83), spring (84) other end is connected on first support (1).

7. The energy-saving rotary drilling device for the pile foundation according to claim 5, wherein the energy-saving rotary drilling device for the pile foundation is characterized in that: one end of the inserted bar (83) close to the second bracket (2) is arc-shaped.

8. The energy-saving rotary drilling device for the pile foundation according to claim 2, characterized in that: one end of the screw cap (12) far away from the second bracket (2) is connected with a handle (17).