CN216240432U

CN216240432U - Foldable small well drilling machine

Info

Publication number: CN216240432U
Application number: CN202122953651.0U
Authority: CN
Inventors: 宋雪峰
Original assignee: Linying Dongtai Machinery Manufacturing Co ltd
Current assignee: Linying Dongtai Machinery Manufacturing Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to a foldable small-sized well drilling machine, which comprises a supporting underframe, wherein a foldable supporting frame is fixed at the top of the supporting underframe, the foldable supporting frame comprises a lower supporting column, the rear side of the top of the lower supporting column is hinged with an upper supporting column through a hinge, the upper supporting column and the lower supporting column are detachably connected through a fastening bolt, a transverse supporting column is fixed between the tops of the two upper supporting columns, a fixed pulley is fixed at the top of the transverse supporting column, a door-shaped supporting frame is fixed at the rear side of the top of the supporting underframe, a winch is installed between the door-shaped supporting frame and the lower supporting column, a steel wire rope is wound on the winch, a well drilling machine head assembly is connected between the two vertical sections of the foldable supporting frame in a liftable and sliding manner, and the free end of the steel wire rope is fixed with the well drilling machine head assembly after bypassing the fixed pulley; a foldable inclined supporting column is hinged between the outer side of the upper supporting column and the top of the door-shaped supporting frame. The well drilling machine is small in size, wide in application range, convenient to fold and convenient to transport.

Description

Foldable small well drilling machine

Technical Field

The utility model belongs to the technical field of well drilling equipment, and particularly relates to a foldable small well drilling machine.

Background

The well drilling machine is mainly used for developing underground water resources, including drilling work of domestic water, agricultural water, industrial water and the like. The well drilling machine works in a pumping reverse circulation mode. The specific working principle is as follows: under the action of atmospheric pressure, circulating liquid flows to the bottom of a well along the annular gap of the well hole from the sedimentation tank through the water return groove, the rotary table drives the drill rod, the drill rod drives the drill bit to rotate for drilling, the negative pressure created by suction of the mud pump sucks the chip mud into the inner cavity of the drill rod, then the chip mud rises to the water faucet and is discharged into the sedimentation tank through the mud pump, and the settled circulating liquid continuously flows into the well hole in the same cycle, so that the reverse circulation drilling work is formed. Well drilling machines commonly used in the prior art are often bulky, occupy large area, are inconvenient to operate in narrow and small space, have narrow application range, and can not meet use requirements well in the transportation process of the whole machine due to the fact that the height of the whole machine is large and the whole machine is inconvenient to transport.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foldable small-sized well drilling machine, which is used for solving the technical problems that the well drilling machine in the prior art is narrow in application range, inconvenient to transport and incapable of well meeting the use requirement due to large size.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a foldable small-sized well drilling machine is provided, which comprises a horizontally arranged supporting bottom frame, a vertically upwards arranged foldable supporting frame is fixed in the middle of the top of the supporting bottom frame, the foldable supporting frame is in a door shape and comprises two symmetrically arranged lower supporting columns fixed on the top of the supporting bottom frame, the rear side of the top of each lower supporting column is hinged with a vertically upwards arranged upper supporting column through a hinge, the outer sides of the bottoms of the two upper supporting columns are detachably connected with the outer sides of the tops of the two lower supporting columns through fastening bolts, a horizontally arranged transverse supporting column is fixed between the tops of the two upper supporting columns, a fixed pulley is fixed at the top of the transverse supporting column, a door-shaped supporting frame is fixed at the rear side of the top of the supporting bottom frame, a horizontally arranged mounting frame is fixed between the top of the door-shaped supporting frame and the lower part of the lower supporting column, and a winch is detachably connected with the top of the mounting frame, a steel wire rope is wound on the winch, a well drilling machine head assembly is connected between the two vertical sections of the foldable support frame in a liftable and liftable sliding manner, and the free end of the steel wire rope is fixed with the well drilling machine head assembly after bypassing the fixed pulley; the foldable diagonal bracing columns are hinged between the outer sides of the two upper bracing columns and the top of the door-shaped bracing frame and comprise lower diagonal bracing columns hinged with the door-shaped bracing frame, the rear sides of the tops of the lower diagonal bracing columns are hinged with the upper diagonal bracing columns through hinges, the tops of the upper diagonal bracing columns are hinged with the outer sides of the upper bracing columns, and the outer sides of the bottoms of the upper diagonal bracing columns and the outer sides of the tops of the lower diagonal bracing columns are detachably connected through fastening bolts.

Preferably, the machine head assembly of the well drilling machine comprises a vertically arranged lifting frame, guide wheels are rotatably connected at four corners of the lifting frame, sliding grooves matched with the guide wheels are formed in the inner side of the upper supporting column and the inner side of the lower supporting column along the vertical direction, the guide wheels are slidably connected inside the sliding grooves, a lifting plate is fixed at the top of the rear side of the lifting frame, lifting holes used for fixing steel wire ropes are formed in the lifting plate, an installation box with a hollow inner part is fixed at the front side of the lifting frame, a driving motor is fixed at the top of the installation box, an output shaft of the driving motor extends into the installation box and is fixed with a driving sprocket, a sludge pump is fixed at the top of the installation box, a sewage discharge pipe is communicated with the top of the sludge pump, a connecting pipe communicated with the inner part of the sludge pump is rotatably connected with the inside of the installation box through a bearing, a driven sprocket matched with the driving sprocket is sleeved outside the connecting pipe, and the driving sprocket is in transmission connection with the driven sprocket through a transmission chain, the bottom end of the connecting pipe extends to the lower part of the mounting box and is fixed with a drill rod joint, and the drill rod joint is communicated with the inside of the connecting pipe.

Preferably, be provided with spacing subassembly on the support chassis that is located under the tool joint, spacing subassembly includes the dodge gate of two adjacent settings, the dodge gate level sets up at the support chassis top, is fixed with the rotation axis that two symmetries set up on the support chassis, the outside of two dodge gates is the movable sleeve respectively and is established the rotation axis outside that corresponds the setting, the dodge gate is connected with the rotation axis rotation, the dodge gate deviates from the one end fixedly connected with handle of collapsible support frame, the handle extends to the support chassis outside.

Preferably, semicircular openings are formed in the edges of the inner sides of the two movable doors, semicircular cylinders are fixed at the tops of the semicircular openings, the tops of the semicircular cylinders are obliquely arranged, through holes for drill rods to pass through are formed between the two semicircular cylinders, and reinforcing rib plates are fixed between the outer walls of the semicircular cylinders and the tops of the movable doors.

Preferably, the rear side of the door-shaped support frame is rotatably connected with two symmetrically arranged casters.

Preferably, a plurality of angle steels which are arranged at equal intervals in the vertical direction are fixedly connected between the rear sides of the two upper supporting columns and between the rear sides of the two lower supporting columns.

The utility model has the beneficial effects that: simple structure, installation convenient to use, the cost of manufacture is low, support the chassis through setting up, collapsible support frame, collapsible bracing column, hoist engine and rig aircraft nose subassembly, carry out the rolling or unreel the operation to wire rope through the hoist engine, wire rope drives rig aircraft nose subassembly and goes up and down along collapsible support frame's length direction, realize the operation of digging a well, this rig is small, area is little, can satisfy the requirement at narrow and small space operation, the range of application is wide, and through setting up collapsible support frame and collapsible bracing column, collapsible bracing column can increase the fastness and the structural stability of equipment, avoid taking place to turn on one's side, and can fold according to the use needs, convenient transportation.

Drawings

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

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

FIG. 3 is a left side view of the present invention;

FIG. 4 is a rear view of the present invention;

FIG. 5 is a schematic diagram of a structure of a headpiece assembly of the well drilling rig.

Reference numerals: 1-supporting underframe, 2-supporting footing, 3-foldable supporting frame, 4-lower supporting column, 5-hinge, 6-upper supporting column, 7-mounting plate, 8-mounting hole, 9-fastening bolt, 10-transverse supporting column, 11-fixed pulley, 12-door-shaped supporting frame, 13-mounting frame, 14-winch, 15-steel wire rope, 16-foldable inclined supporting column, 17-lower inclined supporting column, 18-upper inclined supporting column, 19-positioning plate, 20-positioning hole, 21-fixing bolt, 22-truckle, 23-angle steel, 24-lifting frame, 25-guide wheel, 26-sliding groove, 27-lifting plate, 28-lifting hole, 29-mounting box, 30-driving motor, 31-driving sprocket, 32-sludge pump, 33-blow-off pipe, 34-connecting pipe, 35-driven sprocket, 36-drill rod joint, 37-movable door, 38-rotating shaft, 39-handle, 40-semicircular opening, 41-semi-cylinder, 42-through hole, 43-reinforcing rib plate.

Detailed Description

The foldable brace 16 is located at the front and the back, respectively, of the foldable support 3 in fig. 1.

As shown in figure 1, the utility model comprises a horizontally arranged supporting underframe 1, supporting feet 2 are fixed at four corners of the bottom of the supporting underframe 1, a foldable supporting frame 3 which is vertically and upwardly arranged is fixed in the middle of the top of the supporting underframe 1, the foldable support frame 3 is in a door shape, the foldable support frame 3 comprises two symmetrically arranged lower support columns 4 fixed on the top of the support underframe 1, the lower supports are vertically and upwards arranged, as shown in fig. 4, the rear side of the top of each lower support column 4 is hinged with an upper support column 6 which is vertically and upwardly arranged through a hinge 5, as shown in fig. 3, the outer sides of the bottoms of the two upper support columns 6 and the outer sides of the tops of the two lower support columns 4 are respectively fixed with a mounting plate 7, the mounting plate 7 is provided with a mounting hole 8, and the outer sides of the bottoms of the upper support columns 6 and the outer sides of the tops of the lower support columns 4 are detachably connected through a fastening bolt 9 penetrating through the mounting hole 8. Be fixed with horizontal support column 10 that the level set up between the top of two last support columns 6, the top of horizontal support column 10 is fixed with fixed pulley 11, the rear side at 1 top of support chassis is fixed with door font support frame 12, door font support frame 12 highly is less than collapsible support frame 3's height, be fixed with the mounting bracket 13 that the level set up between door font support frame 12's top and the lower part of lower support column 4, the top of mounting bracket 13 can be dismantled through the bolt and be connected with hoist engine 14, the winding has wire rope 15 on the hoist engine 14, liftable ground sliding connection has well drilling machine head assembly between two vertical sections of collapsible support frame 3, wire rope 15's free end is walked around behind fixed pulley 11 and is fixed with well drilling machine head assembly. The wire rope 15 is wound or unwound through the winch 14, and the wire rope 15 drives the well drilling machine head assembly to lift along the length direction of the foldable support frame 3, so that well drilling operation is realized. Two foldable inclined supporting columns 16 which are symmetrically arranged are hinged between the outer sides of the two upper supporting columns 6 and the top of the door-shaped supporting frame 12, so that the firmness and the structural stability of the equipment are improved, and the side turning is avoided. The foldable bracing column 16 comprises a lower bracing column 17 hinged with the door-shaped support frame 12, an upper bracing column 18 is hinged to the rear side of the top of the lower bracing column 17 through a hinge 5, the top of the upper bracing column 18 is hinged to the outer side of the top of the upper bracing column 6, a positioning plate 19 is fixed on the outer side of the bottom of the upper bracing column 18 and the outer side of the top of the lower bracing column 17, a positioning hole 20 is formed in the positioning plate 19, and the outer side of the bottom of the upper bracing column 18 and the outer side of the top of the lower bracing column 17 are detachably connected through a fixing bolt 21 penetrating through the positioning hole 20. The rear side of door font support frame 12 rotates and is connected with the truckle 22 of two symmetry settings, will make truckle 22 and ground contact after the well drilling machine upset, conveniently shifts the device to suitable position, uses manpower sparingly. Angle steel 23 that the equal a plurality of even intervals of vertical direction set up of edge between the rear side of two upper strut columns 6 and between the rear side of two lower strut columns 4 promotes the intensity and the structural stability of whole equipment.

As shown in fig. 1 and 5, the head assembly of the well drilling machine comprises a vertically arranged lifting frame 24, four corners of the lifting frame 24 are rotatably connected with guide wheels 25, the inner sides of the upper support columns 6 and the lower support columns 4 are respectively provided with a sliding chute 26 matched with the guide wheels 25 along the vertical direction, the guide wheels 25 are slidably connected inside the sliding chutes 26, the top of the rear side of the lifting frame 24 is fixed with a lifting plate 27, the lifting plate 27 is provided with a lifting hole 28 for fixing a steel wire rope 15, the front side of the lifting frame 24 is fixed with an installation box 29 with a hollow inner part, the top of the installation box 29 is fixed with a driving motor 30, an output shaft of the driving motor 30 extends into the installation box 29 and is fixed with a driving chain wheel 31, the top of the installation box 29 is fixed with a sludge pump 32, the top of the sludge pump 32 is communicated with a sewage discharge pipe 33, as shown in fig. 2, the inside of the installation box 29 is rotatably connected with a connecting pipe 34 communicated with the inside of the sludge pump 32 through a bearing, the driven chain wheel 35 matched with the driving chain wheel 31 is sleeved outside the connecting pipe 34, the driving chain wheel 31 is in transmission connection with the driven chain wheel 35 through a transmission chain, the bottom end of the connecting pipe 34 extends to the lower portion of the installation box 29 and is fixed with a drill rod joint 36, and the drill rod joint 36 is communicated with the inside of the connecting pipe 34. A limiting assembly is arranged on the support chassis 1 directly below the drill pipe joint 36. Spacing subassembly includes the dodge gate 37 of two adjacent settings, and dodge gate 37 level sets up at supporting chassis 1 top, supports the rotation axis 38 that is fixed with two symmetries on the chassis 1 and sets up, and the outside of two dodge gates 37 is movable sleeve respectively and is established and correspond the rotation axis 38 outside that sets up, and dodge gate 37 rotates with rotation axis 38 to be connected, and dodge gate 37 deviates from the one end fixedly connected with handle 39 of collapsible support frame 3, and handle 39 extends to supporting chassis 1 outside. Due to the existence of the movable door 37, the descending lowest position of the drill rod joint 36 is limited, the drill rod joint 36 is prevented from directly contacting the ground, and the drill rod joint 36 is prevented from being worn and damaged. Semicircular opening 40 has all been seted up to the edge of two dodge gates 37 inboards, semicircular opening 40's top is fixed with semicircle tube 41, the top slope of semicircle tube 41 sets up, make things convenient for the drilling rod to insert fast, form the through-hole 42 that is used for supplying the drilling rod to pass through between two semicircle tubes 41, it is spacing to lead to the drilling rod, the internal diameter of through-hole 42 slightly is greater than the external diameter of drilling rod and is less than the external diameter of tool joint 36, be fixed with deep floor 43 between the outer wall of semicircle tube 41 and dodge gate 37's top, guarantee the fastness of being connected between semicircle tube 41 and the dodge gate 37.

The working principle and the working process of the utility model are as follows: in use, after the rig is turned over, the castors 22 are brought into contact with the ground, the assembly is transferred to the appropriate position, the drill pipe is mounted on the bottom of the drill pipe adaptor 36, the bottom of the drill pipe is passed through the through bore 42, installing a drill bit at the bottom of the drill rod, starting the winch 14 and the driving motor 30 after the installation is finished, enabling the winch 14 to wind or unwind the steel wire rope 15, enabling the steel wire rope 15 to drive the head assembly of the well drilling machine to lift along the length direction of the foldable support frame 3, enabling an output shaft of the driving motor 30 to rotate to sequentially drive the driving chain wheel 31, the transmission chain and the driven chain wheel 35 to rotate, thereby driving the connecting pipe 34, the drill pipe joint 36, the drill pipe and the drill bit to rotate and realizing the well drilling operation, and the slurry generated in the operation process is discharged outwards through the inner cavity of the drill pipe, the drill pipe joint 36, the connecting pipe 34, the sludge pump 32 and the sewage discharge pipe 33 in sequence under the negative pressure established by the suction of the sludge pump 32. The operation finishes, outwards overturn the dodge gate 37 through holding handle 39, open dodge gate 37, the convenience is to the drilling rod, the drill bit is dismantled, the dismantlement finishes, close dodge gate 37, and make the rig head assembly descend to the top of dodge gate 37, then detach fastening bolt 9 and fixing bolt 21 in proper order, will go up support column 6 and last bracing column 18 and turn over the book downwards, fold whole equipment, reduce the height of whole equipment under the non-operating condition, conveniently accomodate and transport.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a small-size well rig of folded cascade which characterized in that: comprises a horizontally arranged supporting underframe, a vertically and upwardly arranged foldable supporting frame is fixed in the middle of the top of the supporting underframe, the foldable supporting frame is in a door shape, the foldable supporting frame comprises two symmetrically arranged lower supporting columns fixed on the top of the supporting underframe, the rear side of the top of each lower supporting column is hinged with a vertically and upwardly arranged upper supporting column through a hinge, the outer sides of the bottoms of the two upper supporting columns are detachably connected with the outer sides of the tops of the two lower supporting columns through fastening bolts, a horizontally arranged transverse supporting column is fixed between the tops of the two upper supporting columns, a fixed pulley is fixed at the top of the transverse supporting column, a door-shaped supporting frame is fixed at the rear side of the top of the supporting underframe, a horizontally arranged mounting frame is fixed between the top of the door-shaped supporting frame and the lower part of the lower supporting column, a winch is detachably connected with the top of the mounting frame, and a steel wire rope is wound on the winch, a well drilling machine head assembly is connected between the two vertical sections of the foldable support frame in a liftable and liftable sliding manner, and the free end of the steel wire rope is fixed with the well drilling machine head assembly after passing around the fixed pulley; the foldable diagonal bracing columns are hinged between the outer sides of the two upper bracing columns and the top of the door-shaped bracing frame and comprise lower diagonal bracing columns hinged with the door-shaped bracing frame, the rear sides of the tops of the lower diagonal bracing columns are hinged with the upper diagonal bracing columns through hinges, the tops of the upper diagonal bracing columns are hinged with the outer sides of the upper bracing columns, and the outer sides of the bottoms of the upper diagonal bracing columns and the outer sides of the tops of the lower diagonal bracing columns are detachably connected through fastening bolts.

2. A collapsible compact well drilling rig as defined in claim 1, wherein: the machine head assembly of the well drilling machine comprises a vertically arranged lifting frame, guide wheels are rotatably connected at four corners of the lifting frame, sliding grooves matched with the guide wheels are formed in the inner side of an upper supporting column and the inner side of a lower supporting column along the vertical direction, the guide wheels are slidably connected inside the sliding grooves, a lifting plate is fixed at the top of the rear side of the lifting frame, lifting holes used for fixing steel wire ropes are formed in the lifting plate, an installation box with a hollow inner part is fixed at the front side of the lifting frame, a driving motor is fixed at the top of the installation box, an output shaft of the driving motor extends into the installation box and is fixed with a driving sprocket, a sludge pump is fixed at the top of the installation box, a sewage discharge pipe is communicated with the top of the sludge pump, a connecting pipe communicated with the inner part of the sludge pump is rotatably connected with the inner part of the installation box through a bearing, a driven sprocket matched with the driving sprocket is sleeved outside the connecting pipe, and the driving sprocket is connected with the driven sprocket through a transmission chain, the bottom end of the connecting pipe extends to the lower part of the mounting box and is fixed with a drill rod joint, and the drill rod joint is communicated with the inside of the connecting pipe.

3. A collapsible compact well drilling rig as claimed in claim 2, wherein: be provided with spacing subassembly on the support chassis that is located under the tool joint, spacing subassembly includes the dodge gate of two adjacent settings, the dodge gate level sets up at the support chassis top, is fixed with the rotation axis that two symmetries set up on the support chassis, the outside difference movable sleeve of two dodge gates is established at the rotation axis outside that corresponds the setting, the dodge gate rotates with the rotation axis to be connected, the dodge gate deviates from the one end fixedly connected with handle of collapsible support frame, the handle extends to the support chassis outside.

4. A collapsible compact well drilling rig as claimed in claim 3, wherein: the edge of two dodge gates inboards has all been seted up semi-circular opening, and semi-circular open-ended top is fixed with the semicircle tube, and the top slope of semicircle tube sets up, forms the through-hole that is used for supplying the drilling rod to pass through between two semicircle tubes, is fixed with deep floor between the outer wall of semicircle tube and the top of dodge gate.

5. A collapsible compact well drilling rig as claimed in claim 2, wherein: the rear side of the door-shaped support frame is rotationally connected with two symmetrically arranged trundles.

6. A collapsible pocket well drilling rig according to any one of claims 1 to 5, wherein: the angle steel that sets up along the equal fixedly connected with of vertical direction between the rear side of two upper strut posts and between the rear side of two lower strut posts along the equal interval of vertical direction.