CN218062223U

CN218062223U - Drill frame body for horizontal directional drill

Info

Publication number: CN218062223U
Application number: CN202222382822.3U
Authority: CN
Inventors: 刘海祥; 王闯元; 刘海莉
Original assignee: Xuzhou Tianli Machinery Co ltd
Current assignee: Xuzhou Tianli Machinery Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-16
Anticipated expiration: 2032-09-07

Abstract

The utility model provides a drill frame body for a horizontal directional drill, which comprises a first drill frame and a second drill frame; a plug board is arranged on the first drilling rig; the second drilling rig is provided with a slot; a first cavity is arranged in the first drilling rig along the length direction of the first drilling rig, and a first through hole communicated with the first cavity is formed in the right end face of the first frame body; a locking assembly is movably arranged in the first chamber; the locking assembly comprises a motor, a bracket and a screw rod; the bracket is slidably arranged in the first cavity; the motor is fixed on the bracket; one end of the screw is in transmission connection with an output shaft of the motor; a guide block is integrally arranged on the side surface of the bracket; and a threaded hole matched with the screw rod is arranged in the second drill frame, and the threaded hole extends from the left end surface to the right end surface of the second drill frame. The design of the utility model can realize the quick splitting and assembling work of the drill frame body of the horizontal directional drill, reduce the manufacturing cost and reduce the transportation difficulty; the assembly strength is high, and the stable operation of the horizontal directional drill is guaranteed.

Description

Drill frame body for horizontal directional drill

Technical Field

The utility model relates to a horizontal directional drilling technical field specifically is a drilling rig body for horizontal directional drilling.

Background

The drill frame body of the large horizontal directional drill is large in size and large in processing difficulty, the production cost is greatly increased, and the length of the drill frame body exceeds 17 meters, so that the disassembly and transportation cost of the large horizontal directional drill is increased.

Publication No. CN103266857A discloses a drill stand of a horizontal directional drilling machine capable of being assembled easily, which includes a first drill stand, a second drill stand and a third drill stand, wherein a power head is arranged on the second drill stand, the first drill stand and the third drill stand are respectively movably connected at two ends of the second drill stand, and a first pin shaft seat on the first drill stand and the third drill stand is connected with a second pin shaft seat on the second drill stand through a first pin shaft, a first support seat, a second support seat and a first support seat are respectively arranged on the first drill stand, the second drill stand and the third drill stand, two support seats on the second drill stand are respectively connected with the folded first drill stand and the third drill stand through a second pin shaft, the first drill stand is matched with a first spigot end face on the third drill stand and a spigot end face on the second drill stand, and the rack is connected with a vertical plate welded on the first drill stand, the second drill stand and the third drill stand through bolts. The drill frame body of the horizontal directional drill needs to bear larger load in the operation process, the first drill frame, the second drill frame and the third drill frame are connected through pin shaft structures arranged on the side surfaces of the first drill frame, the second drill frame and the third drill frame, the bearing capacity is weak, the drill frame is easy to break or deform, and the operation of a power drill bit is influenced.

SUMMERY OF THE UTILITY MODEL

The technical insufficiency that exists to the aforesaid, the utility model aims at providing a bore frame body for horizontal directional bores to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drill frame body for horizontal directional drilling comprises a first drill frame and a second drill frame; an inserting plate is vertically arranged on the right end face of the first drilling rig; a slot for accommodating the plug board is formed in the left end face of the second drilling rig; the inserting plate of the first drilling rig is inserted into the inserting groove of the second drilling rig to form a drilling rig body; a first cavity is arranged in the first drilling rig along the length direction of the first drilling rig, and a first through hole communicated with the first cavity is formed in the right end face of the first frame body; a locking assembly is movably arranged in the first chamber; the locking assembly comprises a motor, a bracket and a screw rod; the bracket is slidably arranged in the first cavity; the motor is fixed on the bracket, and an output shaft of the motor faces the right end face of the first drill stand; one end of the screw is in transmission connection with an output shaft of the motor, and the axis of the screw is superposed with the axis of the first through hole; the side surface of the bracket is integrally provided with a guide block, a guide groove is arranged in the first drilling frame along the length direction of the first drilling frame, and the guide block is arranged in the guide groove in a sliding manner; and a threaded hole matched with the screw rod is arranged in the second drill frame, and the threaded hole extends from the left end surface to the right end surface of the second drill frame.

Preferably, the section of the insertion plate is in an E shape, and two insertion plates are arranged and are symmetrically arranged on the right end face of the first drilling rig by taking the axis of the screw rod as a center.

Preferably, the bracket comprises two mounting plates and a connecting rod; the two mounting plates are respectively fixed at two ends of the motor; two ends of the connecting rod are respectively fixedly connected with the two mounting plates; the guide block is integrally arranged on the side face of the mounting plate.

Preferably, the front side surface of the first drilling rig is provided with a rectangular guide hole along the length direction; and the side surface of the guide block is vertically fixed with a guide rod, and the front end of the guide rod extends out of the rectangular guide hole and extends towards the outside of the first drilling frame.

Preferably, the screw is connected with an output shaft of the motor through a coupler; and a round blind hole for accommodating the coupler is formed in the left side of the second drilling rig, and the axis of the round blind hole is coincided with the axis of the threaded hole.

The design of the utility model can realize the quick splitting and assembling work of the drill frame body of the horizontal directional drill, reduce the manufacturing cost and reduce the transportation difficulty; the assembly strength is high, and the stable operation of the horizontal directional drill is guaranteed.

Drawings

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

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic view of the assembly structure of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

FIG. 6 is a cross-sectional view of the first and second drilling frames of the present invention;

fig. 7 is a sectional view of the first and second drilling frames according to the present invention;

fig. 8 is a schematic structural diagram of the locking assembly of the present invention.

Wherein:

1. a first drilling rig; 11. a first through hole; 12. inserting plates; 13. a guide bar; 14. a rectangular guide hole; 15. a guide groove; 16. a screw; 17. a coupling; 18. a connecting rod; 19. a guide block; 110. a motor; 111. mounting a plate; 2. a second drilling rig; 21. a slot; 22. a threaded hole; 23. a round blind hole.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 5, a drill body for a horizontal directional drill includes a first drill 1 and a second drill 2; determining the direction by taking the figure 1 as a reference; an inserting plate 12 is vertically arranged on the right end face of the first drilling rig 1; the left end face of the second drilling rig 2 is provided with a slot 21 for accommodating the inserting plate 12; the inserting plate 12 of the first drilling rig 1 is inserted into the inserting groove 21 of the second drilling rig 2 to form a drilling rig body; as shown in fig. 6 and 7, a first chamber is arranged inside the first drilling rig 1 along the length direction thereof, and a first through hole 11 communicated with the first chamber is arranged on the right end surface of the first frame body; a locking assembly is movably arranged in the first chamber; as shown in fig. 7 and 8, the locking assembly includes a motor 110, a bracket and a screw 16; the bracket is slidably arranged in the first chamber and can slide back and forth in the first chamber along the length direction of the bracket; the motor 110 is fixed on the bracket, and an output shaft of the motor 110 is arranged towards the right end face of the first drill frame 1; one end of the screw 16 is in transmission connection with the output shaft of the motor 110, the axis of the screw coincides with the axis of the first through hole 11, when the bracket moves to the leftmost position in the first chamber, the screw 16 retracts into the first chamber, and when the bracket moves to the rightmost position in the first chamber, the screw 16 completely extends out of the first chamber; the side surface of the bracket is integrally provided with a guide block 19, a guide groove 15 is arranged in the first drilling frame 1 along the length direction of the first drilling frame 1, the guide block 19 is arranged in the guide groove 15 in a sliding manner, and the bracket and the motor 110 can only slide and cannot rotate when the bracket drives the motor 110 to slide left and right in the first cavity through the matching relationship of the guide block 19 and the guide groove 15; a threaded hole 22 matched with the screw 16 is formed in the second drill frame 2, the threaded hole 22 extends from the left end face to the right end face of the second drill frame 2, after the inserting plate 12 is inserted into the inserting groove 21, the right end face of the first drill frame 1 is attached to the left end face of the second drill frame 2, after the front end of the screw 16 is inserted into the threaded hole, the motor 110 drives the screw 16 to rotate, the support moves along the guide groove 15 to the direction close to the second drill frame 2 along with the increase of the screwing depth of the screw 16 into the threaded hole until the support moves to the right limit position of the guide groove 15, the guide block 19 cannot continue to move to the right side, under the reaction force, the first drill frame 1 and the second drill frame 2 can be drawn close to each other, the motor 110 stops running until the support cannot rotate, and the first drill frame 1 and the second drill frame 2 are connected into a stable drill frame body.

Furthermore, the cross-sectional shape of picture peg 12 is "E" font, and picture peg 12 disposes two, uses the axis of screw rod 16 as the center, and the symmetry sets up on the right-hand member face of first drilling rig 1 shown, and this "E" font picture peg 12 has the plane in horizontal direction and vertical direction two directions, increases the area of being connected with second drilling rig 2, improves bearing capacity.

Further, the bracket includes two mounting plates 111 and a connecting rod 18; the two mounting plates 111 are respectively fixed at two ends of the motor 110; two ends of the connecting rod 18 are respectively fixedly connected with the two mounting plates 111; the guide block 19 is integrally provided on a side surface of the mounting plate 111, and connects, fixes, and slidably guides the motor 110.

Further, the front side surface of the first drill frame 1 is provided with a rectangular guide hole 14 along the length direction thereof; a guide rod 13 is vertically fixed on the side surface of the guide block 19, the front end of the guide rod 13 extends out of the rectangular guide hole 14 and extends towards the outside of the first drilling rig 1, and the guide rod 13 is pulled to push the screw rod 16 towards the threaded hole 22, so that the screw rod 16 can be conveniently rotated and enter the threaded hole 22, and meanwhile, the connection condition of the screw rod 16 and the threaded hole 22 can be determined by observing the position of the guide rod 13 in the rectangular guide hole 14.

Further, the screw 16 is connected with an output shaft of the motor 110 through a coupling 17; the left side of the second drilling rig 2 is provided with a round blind hole 23 for accommodating the coupler 17, and the axis of the round blind hole 23 coincides with the axis of the threaded hole 22, so that the coupler 17 is prevented from contacting the left side surface of the second drilling rig 2 first to prevent the screw 16 from further extending into the threaded hole 22.

When the horizontal directional drill is assembled, the inserting plate 12 of the first drill frame 1 is aligned with the inserting groove 21 of the second drill frame 2 and inserted, the guide rod 13 is pulled to drive the support to move towards the second drill frame 2, the front end of the screw 16 is inserted into the threaded hole 22, the motor 110 is started to drive the screw 16 to rotate, the screw 16 is screwed into the deep part of the threaded hole 22 until the guide block 19 on the support moves to the right limit position of the guide groove 15, and under the action of reaction force, the first drill frame 1 and the second drill frame 2 abut against each other, so that the assembly of the drill frame body is completed.

Claims

1. A drilling carriage body for horizontal directional drilling, characterized by comprising a first drilling carriage (1) and a second drilling carriage (2); an inserting plate (12) is vertically arranged on the right end face of the first drilling rig (1); a slot (21) for accommodating the plug board (12) is formed in the left end face of the second drilling rig (2); the inserting plate (12) of the first drilling rig (1) is inserted into the inserting groove (21) of the second drilling rig (2) to form a drilling rig body; a first cavity is arranged in the first drill frame (1) along the length direction of the first drill frame, and a first through hole (11) communicated with the first cavity is formed in the right end face of the first frame body; a locking assembly is movably arranged in the first chamber; the locking assembly comprises a motor (110), a bracket and a screw rod (16); the bracket is slidably arranged in the first cavity; the motor (110) is fixed on the support, and an output shaft of the motor (110) is arranged towards the right end face of the first drill stand (1); one end of the screw rod (16) is in transmission connection with an output shaft of the motor (110), and the axis of the screw rod is coincided with the axis of the first through hole (11); a guide block (19) is integrally arranged on the side surface of the support, a guide groove (15) is formed in the first drilling rig (1) along the length direction of the first drilling rig, and the guide block (19) is slidably arranged in the guide groove (15); and a threaded hole (22) matched with the screw rod (16) is formed in the second drill frame (2), and the threaded hole (22) extends from the left end face to the right end face of the second drill frame (2).

2. The drill frame body for horizontal directional drilling according to claim 1, wherein the cross-sectional shape of the insert plate (12) is "E" shaped, and the insert plate (12) is provided with two, symmetrically arranged on the right end face of the first drill frame (1) centering on the axis of the screw (16).

3. Drill frame body for a horizontal directional drill according to claim 1, characterized in that the bracket comprises two mounting plates (111) and a connecting rod (18); the two mounting plates (111) are respectively fixed at two ends of the motor (110); two ends of the connecting rod (18) are respectively fixedly connected with the two mounting plates (111); the guide block (19) is integrally arranged on the side surface of the mounting plate (111).

4. The drill frame body for horizontal directional drilling according to claim 3, characterized in that the front side of the first drill frame (1) is provided with rectangular guide holes (14) along its length direction; and a guide rod (13) is vertically fixed on the side surface of the guide block (19), and the front end of the guide rod (13) extends out of the rectangular guide hole (14) and extends towards the outside of the first drilling frame (1).

5. Drill frame body for horizontal directional drilling according to claim 1, characterised in that the screw (16) is connected with the output shaft of the motor (110) by means of a coupling (17); and a round blind hole (23) for accommodating the coupler (17) is formed in the left side of the second drill stand (2), and the axis of the round blind hole (23) is overlapped with the axis of the threaded hole (22).