CN218151298U - Well drilling device - Google Patents

Abstract

The utility model discloses a device of digging a well belongs to the equipment technical field of digging a well, including the drilling machine that is equipped with the drill pipe with be equipped with the slurry pumping section of thick bamboo of cavity in, be equipped with the division board that can reciprocate in the cavity, the flowing back chamber and the feed liquor chamber that distribute about the division board is separated into with the cavity, be equipped with the liquid outlet in intercommunication flowing back chamber and feed liquor chamber on the division board, it has the closing cap board that can seal the liquid outlet to articulate on the division board, be equipped with the elasticity canceling release mechanical system who keeps the encapsulated situation on the closing cap board, be equipped with fluid-discharge tube and the feed liquor pipe that communicates with flowing back chamber and feed liquor chamber respectively on the section of thick bamboo wall of a slurry pumping section of thick bamboo, the drill pipe bottom is equipped with the drill bit from taking the inlet, the top of drill pipe is equipped with the leakage fluid dram that communicates with the feed liquor pipe. The traditional mode that the traditional well drilling device is connected with the drill pipe by a centrifugal pump is eliminated, the mode that the slurry pumping cylinder is communicated with the drill pipe is changed, and in the process of pumping the slurry, the slurry only enters the slurry pumping cylinder and is discharged from the slurry pumping cylinder, so that the problem that a sealing ring is worn and loses effect like the centrifugal pump is solved.

Description

Well drilling device

Technical Field

The utility model relates to a equipment technical field of digging a well especially relates to a device of digging a well.

Background

Wells are very common in some rural areas, and the water quality of wells at different depths in daily life can have many differences, for example, deep wells are suitable for drinking in daily life, while shallow wells are more suitable for irrigation of crops. Therefore, in order to irrigate crops, farmers usually choose to drill a shallow water well, and the well drilling device is used during well drilling and mainly divided into two types: large drilling machines and small well drilling machines. The former is mainly applied to deep wells, has large volume, heavy weight and complex operation, can be operated on duty only after being certified by professional technicians, and is not suitable for well digging in superficial layers of earth surfaces, particularly for household well digging operation of urban and rural users. The portable small-sized well drilling machine with the centrifugal pump on the drill pipe is disclosed in the patent number of 200610112849.3, the invention named as 'submersible reverse circulation well drilling machine' is special in the invention, and the portable small-sized well drilling machine comprises a base, wherein traveling wheels are arranged at the bottom of the base to facilitate the reciprocating movement, a lifting device is arranged at the top of the base, the drill pipe is arranged on the lifting device, a drill pipe is arranged in the drill pipe, the drill bit is arranged at the bottom of the drill pipe, a motor for driving the drill pipe to rotate is arranged at the top of the drill pipe, the motor drives the slurry pump to drive the drill bit, the drill pipe is internally provided with a pumping device, and the pumping device can pump out the drill pipe in time in the process of pumping the drill pipe. However, in the prior art and the above patent, because the components of the slurry are very complicated, when the slurry pump pumps the slurry, the machines and tools wear quickly, the service life of the sealing element is very short, the vacuum degree is difficult to maintain, the failure rate of the slurry pump is very high, and the maintenance and purchase of a new slurry pump are not a little burden for farmers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving above-mentioned technical problem, provide a device of digging a well, cancelled traditional device of digging a well and adopted centrifugal pump and drill pipe connected mode, but adopted and taken out thick liquid section of thick bamboo and drill pipe intercommunication, at the in-process of extraction mud, mud can get into and take out thick liquid section of thick bamboo to discharge in taking out thick liquid section of thick bamboo, can not get into the centrifugal pump like the centrifugal pump inside, lead to inside sealing washer wearing and tearing to appear and lose effect.

In order to achieve the above object, the utility model provides a following scheme: the utility model discloses a device of digging a well, including the drilling machine that is equipped with the drill pipe with be equipped with the thick liquid section of thick bamboo of taking out of cavity in, be equipped with the division board that can reciprocate in the cavity, the division board will the flowing back chamber and the feed liquor chamber that distribute about the cavity is separated into, be equipped with the intercommunication on the division board the flowing back chamber with the liquid outlet in feed liquor chamber, the division board is located it can seal to articulate in the one side of flowing back intracavity the apron of liquid outlet, be equipped with on the thick liquid section of thick bamboo respectively with the flowing back chamber with fluid-discharge tube and the feed liquor pipe of feed liquor chamber intercommunication, the bottom and the top of drill pipe be equipped with the inlet respectively and with the leakage fluid dram of feed liquor pipe intercommunication.

Preferably, including the drive division board up-and-down motion's elevating system, elevating system includes that drive wheel, eccentric settings are in erection column, drive on the drive wheel pivoted drive arrangement and fixing montant on the division board, the end of montant articulate have with erection column fixed connection's connecting rod.

Preferably, drive arrangement includes mounting panel and driving motor, be equipped with the drive wheel on the mounting panel and with the action wheel that driving motor connects, the action wheel with connect through driving belt between the drive wheel, the drive wheel with the drive wheel passes through the coaxial fixed connection of transmission shaft, the transmission shaft rotates to be connected on the mounting panel.

Preferably, the drain pipe is positioned at the upper part of the pulp extracting barrel and is arranged obliquely downwards.

Preferably, the drilling machine comprises a mounting box provided with a handle, the drill pipe is rotatably connected to the mounting box, and a rotating mechanism for driving the drill pipe to rotate is arranged on the mounting box.

Preferably, the rotating mechanism comprises a rotating motor arranged at the top of the mounting box and a force transmission mechanism arranged in the mounting box, the force transmission mechanism comprises a driving gear connected with the rotating motor and a driven gear fixedly connected with the drill pipe, and the driving gear is meshed with the driven gear.

Preferably, a rotary joint is coaxially fixed on the driven gear, one end of the rotary joint is in threaded connection with the drilling tool, and the other end of the rotary joint is connected with the liquid inlet pipe.

Preferably, the rotary joint is connected with the liquid inlet pipe through a right-angle pipe.

Preferably, the machine comprises a bottom plate for placing the lifting mechanism and the slurry pumping barrel, and walking wheels are arranged on the bottom plate.

Preferably, a push rod which is convenient for the bottom plate to move is arranged on the bottom plate.

The utility model discloses for prior art gain following technological effect:

1. the utility model discloses an among the well drilling equipment, do not adopt centrifugal pump and drill pipe connection, but adopted and taken out thick liquid section of thick bamboo and drill pipe intercommunication, at the in-process of extraction mud, mud can get into and take out thick liquid section of thick bamboo feed liquor intracavity, then reciprocate down at the division board, mud is discharged from the flowing back chamber, in the thick liquid section of thick bamboo is only taken out to mud promptly, and discharge and in the thick liquid section of thick bamboo from taking out, can not get into inside the centrifugal pump like the centrifugal pump mud, lead to machines and sealing washer wearing and tearing and out of action, then need not worry the damage problem, it lives and reduces cost of maintenance to have improved drilling equipment and used.

2. The utility model discloses an among the device of beating the well, the division board in the thick liquid section of thick bamboo of taking out drives the division board by drive arrangement and is up-and-down motion, has realized taking out the automatic effect of taking out the thick liquid of thick liquid section of thick bamboo, does not need the manual work to operate, when having reduced the human cost, has improved and has taken out thick liquid efficiency.

3. The utility model discloses an among the device of digging a well, the well drilling machine is hand-held type well drilling machine, through set up the handle on the mounting box, can be convenient for take the mounting box to be convenient for operate, carry and remove this device.

4. The utility model discloses an among the well drilling device, take out thick liquid section of thick bamboo, mounting panel and driving motor and all set up on the bottom plate, be equipped with the walking wheel on the bottom plate, can make things convenient for a staff to remove to taking out thick liquid section of thick bamboo on the bottom plate, lead to being convenient for carry and remove this device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a front perspective view of a well drilling apparatus;

FIG. 2 is a rear perspective view of the well drilling apparatus;

FIG. 3 is a view showing the internal structure of the slurry pump;

FIG. 4 is an enlarged view of a portion of the lift mechanism;

FIG. 5 is a cross-sectional view of a drill pipe;

fig. 6 is an internal structural view of the mounting box.

Description of reference numerals: 1. drilling a pipe; 2. a slurry pumping cylinder; 3. a partition plate; 4. a liquid discharge cavity; 5. a liquid inlet cavity; 6. sealing the cover plate; 7. a liquid discharge pipe; 8. a liquid inlet pipe; 9. a drive wheel; 10. mounting a column; 11. a vertical rod; 12. a connecting rod; 13. a movable sleeve; 14. a U-shaped rod; 15. mounting a plate; 16. a drive motor; 17. a driving wheel; 18. a driving wheel; 19. a drive belt; 20. a drive shaft; 21. a handle; 22. mounting a box; 23. rotating the motor; 24. a driving gear; 25. a driven gear; 26. rotating the joint; 27. a right-angled tube; 28. a base plate; 29. a traveling wheel; 30. a push rod; 31. an external thread; 32. an internal thread; 33. and (7) connecting the shafts.

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 embodiment provides a well drilling device, as shown in fig. 1 to 6, comprising a drilling machine provided with a drill pipe 1 and a slurry pumping barrel 2 provided with a cavity, wherein the drilling machine can adopt the drilling machines commonly used in the market, such as a large drilling machine, a small drilling machine and a hand-held drilling machine, and is more suitable for deep well drilling when being used for the large drilling machine and shallow well drilling when being used for the small drilling machine and the hand-held drilling machine. The cavity of the slurry pumping cylinder 2 is internally provided with a partition plate 3 which can move up and down, and the partition plate 3 divides the cavity into a liquid discharge cavity 4 and a liquid inlet cavity 5 which are distributed up and down. Be equipped with the liquid outlet that communicates flowing back chamber 4 and feed liquor chamber 5 on the division board 3, division board 3 is located to articulate on the one side in flowing back chamber 4 has closing plate 6 that can seal the liquid outlet, make closing plate 6 can only rotate towards flowing back chamber 4, thereby make closing plate 6 can only one-way opening, be equipped with the elasticity canceling release mechanical system who keeps closing plate 6 to be located the encapsulated situation on closing plate 6 simultaneously, if the torsional spring that resets, the torsional spring is established and is used for carrying out articulated shaft with closing plate 6 and division board 3. The wall of the slurry pumping cylinder 2 is provided with a liquid discharge pipe 7 and a liquid inlet pipe 8 which are respectively communicated with the liquid discharge cavity 4 and the liquid inlet cavity 5, preferably, the liquid discharge pipe 7 is positioned at the upper part of the wall of the slurry pumping cylinder 2, and the liquid inlet pipe 8 is arranged at the lower part of the wall of the slurry pumping cylinder 2. The bottom of the drill pipe 1 is provided with a drill bit with a liquid inlet, the top of the drill pipe 1 is provided with a liquid outlet communicated with the liquid inlet pipe 8, and the liquid inlet pipe 8 is preferably a hose, so that the movement of the drill pipe 1 is not influenced.

The working principle is as follows:

firstly, after a worker places a drilling machine at a proper position, the drilling machine is started to rotate a drill pipe 1, so that a drill bit is driven to drill the ground, after the drill pipe 1 enters the ground, the drill pipe 1 is detached from the drilling machine, a second drill pipe 1 is installed on the drilling machine, the second drill pipe 1 is connected with a liquid discharge port of a first drill pipe 1 in the ground, the drilling machine is started again to continue drilling, the drilling depth is increased, and the drilling is stopped after underground water appears in a hole.

Then, the staff makes the partition plate 3 move up and down continuously, when the partition plate 3 moves down, the partition plate 3 extrudes the space of the liquid inlet cavity 5, the gas in the liquid inlet cavity 5 is compressed, the gas pressure is gradually increased until the gas pressure is larger than the elastic force of the elastic resetting mechanism, the gas in the liquid inlet cavity 5 pushes the sealing cover plate 6 upwards and enters the liquid discharge cavity 4, and then the gas is discharged from the liquid discharge pipe 7 of the slurry pumping cylinder 2 (if the top of the slurry pumping cylinder 2 is provided with an opening, the gas can also be discharged from the top opening, as shown in the figure 3), and then when the partition plate 3 reaches the bottom of the liquid inlet cavity 5, and the gas pressure is not enough to overcome the elastic force of the elastic resetting mechanism, the sealing cover plate 6 can seal the liquid outlet again under the action of the elastic resetting mechanism; then when the partition board 3 moves upwards, the partition board 3 begins to compress the space of the liquid discharge cavity 4, and the sealing cover plate 6 is opened only in one direction, so that the pressure in the liquid inlet cavity 5 is gradually reduced to be in a negative pressure state, slurry in a drill hole enters the liquid inlet cavity 5 through the drill pipe 1 and the liquid inlet pipe 8, then when the partition board 3 moves downwards again, the sealing cover plate 6 is pushed open under the thrust of water in the liquid inlet cavity 5, the water in the liquid inlet cavity 5 enters the liquid discharge cavity 4, when the partition board 3 moves upwards, the water on the partition board 3 is pulled to the liquid discharge pipe 7 and is discharged through the liquid discharge pipe 7, and meanwhile, because the partition board 3 moves upwards, the slurry enters the liquid inlet cavity 5 through the liquid inlet pipe 8 again, then repeatedly moves upwards and downwards on the partition board 3, and then redundant sludge in holes in the partition board can be cleaned.

In the present embodiment, as shown in fig. 1 to 6, the lifting mechanism is provided for driving the partition plate 3 to move up and down, and the lifting mechanism includes a driving wheel 9, a mounting column 10, a driving device, a vertical rod 11, and a connecting rod 12. The mounting column 10 is eccentrically arranged on the driving wheel 9, the vertical rod 11 is vertically fixed on the partition board 3, one end of the connecting rod 12 is hinged with the top of the vertical rod 11, the other end of the connecting rod 12 is fixedly provided with a movable sleeve 13, and the movable sleeve 13 is sleeved on the mounting column 10. The driving wheel 9 can be driven to rotate by the driving device, and then the mounting column 10 is driven to do circular motion, the vertical rod 11 is driven to do up-and-down reciprocating motion by the connecting rod 12, and the partition plate 3 is driven to do up-and-down motion. Through elevating system, can realize that division board 3 reciprocates automatically, compare in the manual work, can improve the mud pumping efficiency who takes out thick liquid section of thick bamboo 2 by a wide margin. In order to improve the connection strength between the vertical rods 11 and the partition plate 3, the bottom of the vertical rods 11 can be provided with U-shaped rods 14, and the connection points with the partition plate 3 are increased.

Further, in this embodiment, as shown in fig. 1 to fig. 6, the driving device includes a mounting plate 15 and a driving motor 16, a driving wheel 18 is rotatably connected to the top of the mounting plate 15, the driving wheel 18 is coaxially and fixedly connected to the driving wheel 9 through a transmission shaft 20, the transmission shaft 20 is rotatably connected to the mounting plate 15, a driving wheel 17 is rotatably connected to the bottom of the mounting plate 15, the driving wheel 17 is fixedly connected to an output shaft of the driving motor 16, and the driving wheel 17 is connected to the driving wheel 18 through a transmission belt 19. The driving wheel 17 is driven to rotate by the driving motor 16 to drive the driving wheel 18 to rotate, thereby realizing the rotation of the driving wheel 9.

In this embodiment, as shown in fig. 1 to 6, the drainage pipe 7 is located at the upper portion of the wall of the slurry pumping barrel 2 and is disposed obliquely downward, so as to facilitate the drainage of slurry from the drainage chamber 4 of the slurry pumping barrel 2.

For portability, in the present embodiment, as shown in fig. 1 to 6, the drilling machine is a handheld drilling machine, and includes a mounting box 22 and a rotating mechanism, and handles 21 are disposed on two sides of the mounting box 22, so that a worker can conveniently hold the drilling machine for drilling. The drill pipe 1 is rotatably connected to the mounting box 22, and the rotating mechanism is arranged on the mounting box 22 and used for driving the drill pipe 1 to rotate.

In this embodiment, as shown in fig. 1 to 6, the rotating mechanism includes a rotating motor 23 and a force transmission mechanism, the force transmission mechanism is disposed in the mounting box 22, the force transmission mechanism includes a driving gear 24 and a driven gear 25, the driving gear 24 is engaged with the driven gear 25, and the driven gear 25 is coaxially and fixedly connected with the drill pipe 1. The rotating motor 23 is installed on the top of the mounting box 22, and the rotating motor 23 is fixedly connected with the driving gear 24 through a connecting shaft 33. The rotation motor 23 drives the driving gear 24 to rotate, and drives the driven gear 25 to rotate, thereby driving the drill pipe 1 to rotate.

In this embodiment, as shown in fig. 1 to 6, a rotary joint 26 is coaxially fixed on the driven gear 25, one end of the rotary joint 26 is connected to the liquid inlet pipe 8, the other end of the rotary joint 26 is in threaded connection with the drill pipe 1, an internal thread is provided on the rotary joint 26, and an external thread 31 is provided at the end of the drill pipe 1. Preferably, the drill pipe 1 and the drill bit are also connected through threads, and the end of the drill pipe 1 connected with the drill bit is provided with an internal thread 32, and the drill bit is provided with an external thread.

Further, in the present embodiment, as shown in fig. 1 to 6, the rotary joint 26 is connected with the liquid inlet pipe 8 through a right-angle pipe 27. Preferably, the rotary joint 26 and the right-angle pipe 27 are also connected through threads, namely, both ends of the rotary joint 26 are provided with internal threads.

In this embodiment, as shown in fig. 1 to 6, the device comprises a bottom plate 28, walking wheels 29 are arranged at the bottom of the bottom plate 28, and a lifting mechanism and a slurry pumping cylinder 2 are fixed at the upper part of the bottom plate 28. The concrete mounting plate 15 is fixed in the middle of the bottom plate 28, and the slurry pumping cylinder 2 and the driving motor 16 are respectively arranged on two sides of the mounting plate 15. Preferably, the road wheels 29 may be universal wheels.

In the present embodiment, as shown in fig. 1 to 6, the bottom plate 28 is provided with a push rod 30, preferably, the push rod 30 is disposed obliquely.

The utility model discloses a specific example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (10)

1. A well drilling device is characterized by comprising a drilling machine and a slurry pumping barrel, wherein the drilling machine is provided with a drilling pipe, the slurry pumping barrel is internally provided with a cavity, a partition plate capable of moving up and down is arranged in the cavity, the cavity is divided into a liquid discharge cavity and a liquid inlet cavity which are distributed up and down by the partition plate, a liquid outlet communicated with the liquid discharge cavity and the liquid inlet cavity is arranged on the partition plate, one surface of the partition plate, which is positioned in the liquid discharge cavity, is hinged with a sealing cover plate capable of sealing the liquid outlet, the sealing cover plate is provided with an elastic reset mechanism for keeping the sealing cover plate in a sealed state, the barrel wall of the slurry pumping barrel is provided with a liquid discharge pipe and a liquid inlet pipe respectively communicated with the liquid discharge cavity and the liquid inlet cavity, the bottom of the drilling pipe is provided with a drill bit with a liquid inlet, and the top of the drilling pipe is provided with a liquid discharge port communicated with the liquid inlet pipe.

2. The well drilling device according to claim 1, comprising a lifting mechanism for driving the separation plate to move up and down, wherein the lifting mechanism comprises a connecting rod, a driving wheel, a mounting column eccentrically arranged on the driving wheel, a driving device for driving the driving wheel to rotate, and a vertical rod fixed on the separation plate, and two ends of the connecting rod are respectively hinged with the end of the vertical rod and the mounting column.

3. The well drilling device according to claim 2, wherein the driving device comprises a mounting plate and a driving motor, the mounting plate is provided with a driving wheel and a driving wheel connected with the driving motor, the driving wheel and the driving wheel are connected through a driving belt, the driving wheel and the driving wheel are coaxially and fixedly connected through a transmission shaft, and the transmission shaft is rotatably connected with the mounting plate.

4. A well drilling apparatus according to claim 3, wherein the drain pipe is located at an upper portion of the slurry barrel and is disposed obliquely downward.

5. A well drilling device according to claim 4, wherein the well drilling machine comprises a mounting box provided with a handle, the drill pipe is rotatably connected to the mounting box, and a rotating mechanism for driving the drill pipe to rotate is arranged on the mounting box.

6. A well drilling device according to claim 5, wherein the rotating mechanism comprises a rotating motor arranged at the top of the mounting box and a force transmission mechanism arranged in the mounting box, the force transmission mechanism comprises a driving gear connected with the rotating motor and a driven gear fixedly connected with the drill pipe, and the driving gear is meshed with the driven gear.

7. A well drilling device according to claim 6, wherein a rotary joint is coaxially fixed on the driven gear, one end of the rotary joint is connected with the drilling pipe through threads, and the other end of the rotary joint is connected with the liquid inlet pipe.

8. A well drilling assembly according to claim 7, wherein the rotary joint is connected to the fluid inlet pipe by a right angle pipe.

9. A well drilling apparatus according to claim 2, comprising a base plate for mounting the lifting mechanism and the slurry barrel, the base plate having road wheels thereon.

10. A well drilling apparatus according to claim 9, wherein the base plate is provided with a push rod to facilitate movement of the base plate.

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