CN211474068U

CN211474068U - Hydrogeology drilling blowout preventer

Info

Publication number: CN211474068U
Application number: CN202020173589.6U
Authority: CN
Inventors: 龚宇航
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-17
Filing date: 2020-02-17
Publication date: 2020-09-11
Anticipated expiration: 2030-02-17

Abstract

The utility model discloses a hydrogeology drilling blowout preventer, including two supports, two sliding connection has the slide between the support, be provided with driving motor on the slide, driving motor's output runs through the upper end lateral wall and the fixedly connected with drilling rod of slide, the lower extreme fixedly connected with drill bit of drilling rod, the pressure release pipe has been cup jointed on the drilling rod. The utility model relates to a geological exploration technical field, through set up the impeller in the pressure release pipe, can turn into impeller pivoted kinetic energy with the impact force that rivers produced, and then subduct the impact force of rivers, avoid the too big damage device of rivers impact force or gush and go out the accidental injury staff, and the setting of brush cleaner, can cooperate the rotation of impeller, clear up the inner wall of pressure release pipe and the surface of drilling rod, turn into intentional kinetic energy with the harmful impact force of rivers, very big promotion the practicality of device.

Description

Hydrogeology drilling blowout preventer

Technical Field

The utility model relates to a geological exploration technical field especially relates to a hydrogeology drilling blowout preventer.

Background

Hydrology and geology are the science of researching underground water, and mainly research the distribution and formation rule of underground water, the physical properties and chemical components of underground water, the resource and reasonable utilization of underground water, the adverse effect of underground water on engineering construction and mine exploitation, the prevention and treatment of the adverse effect of underground water and the like.

In the process of research on underground water, drilling equipment is often needed to be used, a certain depth is drilled, a water sample is taken from a target point, when the water sample is drilled to an underground water layer, huge water pressure can be generated in the underground process to act on the drilling equipment, the drilling equipment is easy to damage, under the action of the water pressure, the underground water is easy to gush, water flow generated by gushing easily accidentally injures workers, and therefore the hydrogeology drilling blowout preventer is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the in-process that exists to the soil layer and carry out the probing sampling water sample among the prior art takes place rivers easily and gush, and the hydrogeology drilling blowout preventer that provides.

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

the utility model provides a hydrogeology drilling blowout preventer, includes two supports, two sliding connection has the slide between the support, be provided with driving motor on the slide, driving motor's output runs through the upper end lateral wall and the fixedly connected with drilling rod of slide, the lower extreme fixedly connected with drill bit of drilling rod, the pressure release pipe has been cup jointed on the drilling rod, it is connected with a plurality of pivots to rotate between pressure release pipe and the drilling rod, the cover is equipped with a plurality of impellers in the pivot.

Preferably, one of the supports is of a hollow structure, an opening sliding groove is formed in the side wall of one side, close to the sliding plate, of the support, an air cylinder is arranged inside the support of the hollow structure, and the output end of the air cylinder is fixedly connected with one end of the sliding plate.

Preferably, the two ends of the rotating shaft are sleeved with cleaning brushes.

Preferably, the inner wall of the pressure relief pipe is designed in a wave-shaped integrated forming mode.

Preferably, a scale bar is arranged on one side wall of the bracket with the hollow structure.

Preferably, a buffer layer is embedded in the inner cavity of the pressure relief pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through set up the impeller in the pressure release pipe, turn into impeller pivoted kinetic energy with the impact force that groundwater produced, and then subduct the impact force of rivers, make rivers can stabilize from the outlet discharge of pressure release pipe, avoid taking place to gush the phenomenon, and effectually prevented that water pressure from too big damaging drilling equipment.

2. Through the cylinder cooperation slide that sets up, can regulate and control the lift of drill bit, avoid the manpower control drilling rod to push down and carry out the manpower waste that the operation produced, and the scale strip that sets up can cooperate the degree of depth that the accurate control drill bit of cylinder bored and got.

3. Through the inner wall design of the pressure relief pipe is wavy, compared with a straight pipe type design, the flow of water flow has certain fluctuation, impact potential energy is further consumed in the movement process of the water flow, and the impact force of the water flow is weakened.

4. Through setting up the brush cleaner at the both ends of pivot, can receive rivers impact force pivoted in the impeller, drive the synchronous rotation of brush cleaner, make the brush cleaner can in time clean the inner wall of pressure release pipe and the surface of drilling rod, avoid impurity such as mud to adhere to, prevent impurity erosion device, extension means's life.

Drawings

Fig. 1 is a schematic view of a front perspective structure of a hydrogeological drilling blowout preventer according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is that the utility model provides a hydrogeology drilling blowout preventer's impeller looks sideways at perspective structure sketch map.

In the figure: the device comprises a support 1, a sliding plate 2, a driving motor 3, a drill rod 4, a drill bit 5, a pressure relief pipe 6, a rotating shaft 7, an impeller 8, an air cylinder 9, a cleaning brush 10 and a scale bar 11.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a hydrogeological drilling blowout preventer, including two supports 1, sliding connection has slide 2 between two supports 1, one of them support 1 is hollow structure, and the lateral wall of one side that is close to slide 2 has seted up the open chute, hollow structure's support 1 is inside to be provided with cylinder 9, and the output of cylinder 9 and the one end fixed connection of slide 2, the model of cylinder 9 is SC125 x 600, can regulate and control the lift of slide 2 through the cylinder 9 that sets up, and then the degree of depth that the control drill bit bored into, avoid manual control, the manpower loss of production.

One side lateral wall of hollow structure's support 1 is provided with scale bar 11, the setting of scale bar 11, can the person of facilitating the use observe the degree of depth that drill bit 5 bored into, improve the accurate nature of probing, be provided with driving motor 3 on the slide 2, driving motor 3's model is YE2-280M-4, driving motor 3's output runs through slide 2's upper end lateral wall and fixedly connected with drilling rod 4, the lower extreme fixedly connected with drill bit 5 of drilling rod 4, the pressure release pipe 6 has been cup jointed on drilling rod 4, the inner wall of pressure release pipe 6 is the design of wave integrated into one piece, the wave design, can make the flow of rivers have certain undulation, further subduct the impact force of rivers.

Inlay in the inner chamber of pressure release pipe 6 and be equipped with the buffer layer, the buffer layer can be made by natural rubber's film or comprises the buffer layer curtain cloth of film and kiss-coating, the setting of buffer layer, can cushion rivers to pressure release pipe 6's extrusion force, avoid too big damage pressure release pipe 6 of extrusion force, it is connected with a plurality of pivots 7 to rotate between pressure release pipe 6 and the drilling rod 4, the cover is equipped with a plurality of impellers 8 in the pivot 7, cleaning brush 10 has all been cup jointed at the both ends of pivot 7, cleaning brush 10's setting, can rotate when impeller 8 rotates in step, accomplish the clearance to pressure release pipe 6's inner wall and drilling rod 4 surfaces, avoid impurity erosion device, the life of extension fixture.

When underground water needs to be sampled, the drill bit 5 is aligned to a target point to be sampled, the support 1 is fixed through a bolt or a support frame and other tools, the stability of the whole device is ensured, the driving motor 3 is started, the output end of the driving motor 3 drives the drill rod 4 to rotate, the drill rod 4 drives the drill bit 5 to rotate, the air cylinder 9 is started at the moment, the drilling depth of the drill bit 5 is regulated and controlled by matching with the scale strips 11, the drilling depth can be accurately positioned, when the drill bit 5 drills into an underground water layer, gushed water flow can enter the pressure relief pipe 6, the impact force of the water flow can drive the impeller 8 to rotate, according to the law of conservation of energy, the impact force of the water flow can be gradually converted into kinetic energy for rotating the impeller 8, the impact force of the water flow is further weakened, the water flow can be stably discharged from a water outlet of the pressure relief pipe 6, the impeller 8 can drive the cleaning brush 1 to rotate while rotating, so that the inner wall, when drilling into the target water layer, and the rivers that flow out stabilize the back, can take a sample the target water layer, through the setting of this device, can effectually weaken the impact force of probing in-process rivers, avoid the too big damage drilling equipment of rivers impact force or gush and go out the damage staff.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hydrogeology drilling blowout preventer, includes two supports (1), its characterized in that, two sliding connection has slide (2) between support (1), be provided with driving motor (3) on slide (2), the output of driving motor (3) runs through the upper end lateral wall and fixedly connected with drilling rod (4) of slide (2), the lower extreme fixedly connected with drill bit (5) of drilling rod (4), pressure release pipe (6) have been cup jointed on drilling rod (4), it is connected with a plurality of pivots (7) to rotate between pressure release pipe (6) and drilling rod (4), the cover is equipped with a plurality of impellers (8) on pivot (7).

2. The hydrogeological drilling blowout preventer according to claim 1, wherein one of the supports (1) is of a hollow structure, an opening chute is formed in a side wall of one side close to the sliding plate (2), a cylinder (9) is arranged inside the hollow support (1), and an output end of the cylinder (9) is fixedly connected with one end of the sliding plate (2).

3. Hydrogeological drilling blowout preventer according to claim 1, characterized in that cleaning brushes (10) are sleeved on both ends of the rotating shaft (7).

4. Hydrogeological drilling blowout preventer according to claim 1, wherein the inner wall of the pressure relief pipe (6) is of corrugated integrally formed design.

5. Hydrogeological drilling blowout preventer according to claim 2, characterized in that one side wall of the bracket (1) of the hollow structure is provided with a scale bar (11).

6. A hydrogeological drilling blowout preventer according to claim 1, wherein a damping layer is embedded in the inner cavity of the pressure relief pipe (6).