CN218347329U - Drill bit directional drilling device suitable for soft soil stratum - Google Patents

Abstract

The utility model relates to a drill bit technical field provides a drill bit directional drilling device who is suitable for weak soil stratum, the drill bit comprises a drill bit, the dead slot has been seted up at the middle part of drill bit, one side fixed mounting of dead slot has first bearing, one side fixed mounting of dead slot has the second bearing, the fixed surface of second bearing installs the guide cylinder, the fixed surface of guide cylinder installs a plurality of guide vane, the one end fixed mounting of drill bit has flat palm, the even fixed mounting in surface of flat palm has a plurality of hexagon socket head cap screw, hexagon socket head cap screw's one end fixed mounting has a plurality of drill claw. The utility model discloses a be equipped with the guide vane and can make the drill bit when carrying out sharp drilling work, enable its work of driling along predetermined straight line, reduce the correction of staff to the drill bit direction of motion, alleviateed staff's working strength, and make its drilling work that can not influence the drill bit under the effect of first bearing and second bearing.

Description

Drill bit directional drilling device suitable for soft soil stratum

Technical Field

The utility model relates to a drill bit technical field, it is specific, relate to the drill bit directional drilling device that is suitable for soft soil stratum.

Background

The horizontal directional drilling machine is a construction machine for laying various underground utilities (pipelines, cables, etc.) without digging ground surface, and is widely applied to the laying construction of flexible pipelines of water supply, electric power, telecommunication, natural gas, petroleum, etc., is suitable for the conditions of sandy soil, clay, etc., is not suitable for the high underground water level and pebble stratum, and can be constructed in most non-hard rock areas in China.

At present, current directional drilling is carrying out sharp drilling during operation, and its rectilinear motion can produce the skew inevitable, need carry out the correction of drilling direction in real time, has increased staff's working strength, and when the drill bit is connected with the drilling rod, it is mostly through interior external screw thread connection, because directional drilling bit is bulky, heavier, the user is comparatively difficult when connecting the drilling rod, need improve above-mentioned problem based on this.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a be suitable for soft soil stratum's drill bit directional drilling device has the characteristics that make the drill bit keep directional removal and make the drill bit be connected more simply convenient with the drill rod.

In order to achieve the above object, the utility model provides a following technical scheme: the drill bit comprises a drill bit, the dead slot has been seted up at the middle part of drill bit, one side fixed mounting of dead slot has first bearing, one side fixed mounting of dead slot has the second bearing, the fixed surface of second bearing installs the guide cylinder, the fixed surface of guide cylinder installs a plurality of guide vane.

As the utility model discloses a be suitable for soft soil stratum's drill bit directional drilling device preferred technical scheme, the one end fixed mounting of drill bit has flat palm, the even fixed mounting in surface of flat palm has a plurality of socket head cap screw, the one end fixed mounting of flat palm has a plurality of drill claws, can improve the drilling efficiency of drill bit through boring the claw.

As the utility model discloses a be suitable for soft soil stratum's drill bit directional drilling device preferred technical scheme, the one end swing joint of drill bit has the drilling rod, a plurality of fixed orifices has evenly been seted up at the middle part of drilling rod, can make the stationary dog joint fixed drilling rod through the fixed orifices.

As the utility model discloses a be suitable for soft soil stratum's drill bit directional drilling device preferred technical scheme, the one end of drill bit is equipped with connects fixing device, it includes a plurality of stationary dogs, and is a plurality of the screw thread is seted up on the surface of stationary dog, one side of stationary dog is fixed with the dog, the fixed surface of stationary dog installs fixation nut, can fix the stationary dog through fixation nut, makes the stationary dog block in the fixed orifices completely.

As the utility model discloses a be suitable for soft soil stratum's drill bit directional drilling device preferred technical scheme, a plurality of mounting grooves have been seted up to the one end of drill bit, the inboard fixed mounting of mounting groove has the fixed axle, the fixed surface of fixed axle installs the stationary dog, can install fixedly through the fixed axle to the stationary dog.

As the utility model discloses a be suitable for soft soil stratum's drill bit directional drilling device preferred technical scheme, the one end fixed mounting of drill bit has fixed core, a plurality of meshing grooves have been seted up on the surface of fixed core, the one end fixed mounting of fixed core has the rubber packing ring, can slow down the impact between during operation drilling rod and the drill bit through the rubber packing ring.

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

1. when the utility model is used, the drill bit can carry out linear drilling work along a preset straight line by arranging the guide sheet, thereby reducing the correction of the movement direction of the drill bit by workers, lightening the working intensity of the workers and preventing the drill bit from being influenced by the drill bit under the action of the first bearing and the second bearing;

2. the utility model discloses when using, can make the drill bit more convenient with being connected of drilling rod through connecting fixing device, reduce staff's intensity of labour, make the drilling rod cover advance solid core connecting, make the stationary dog joint in the fixed orifices afterwards, make the stationary dog fix the drilling rod through screwing up fixation nut, carry on spacingly to fixation nut under the effect of dog, alleviateed staff's intensity of labour under the effect of connecting fixing device.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention shown in FIG. 2;

fig. 4 is a schematic diagram of the explosion structure of the present invention;

fig. 5 is a schematic structural diagram of a point a in fig. 4 according to the present invention.

In the figure: 1. a drill bit; 2. flattening the palm; 3. a socket head cap screw; 4. drilling a claw; 5. a guide cylinder; 6. a guide piece; 7. fixing a nut; 8. a drill stem; 9. a rubber gasket; 10. a first bearing; 11. a second bearing; 12. a fixing hole; 13. an empty groove; 14. connecting and fixing devices; 1401. a fixed jaw; 1402. a fixed shaft; 1403. mounting grooves; 1404. a thread; 1405. a stopper; 1406. an engagement groove; 1407. the core is fixed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive work, are related to the scope of protection of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the directional drilling device is suitable for soft soil stratum.

Wherein, including drill bit 1, dead slot 13 has been seted up at the middle part of drill bit 1, and one side fixed mounting of dead slot 13 has first bearing 10, and one side fixed mounting of dead slot 13 has second bearing 11, and the fixed surface of second bearing 11 installs guide cylinder 5, and the fixed surface of guide cylinder 5 installs a plurality of guide vane 6.

Wherein, the one end fixed mounting of drill bit 1 has flat palm 2, and the even fixed mounting in a plurality of hexagon socket head cap screw 3 in the surface of flat palm 2, the one end fixed mounting of flat palm 2 has a plurality of brill claws 4.

Wherein, one end swing joint of drill bit 1 has drilling rod 8, and a plurality of fixed orifices 12 have evenly been seted up at the middle part of drilling rod 8.

Can make the guide cylinder 5 install in the middle part of drill bit 1 through being equipped with dead slot 13, can avoid the guide vane 6 to influence the drilling work of drill bit 1 under the effect of first bearing 10 and second bearing 11, when the guide vane 6 can make drill bit 1 carry out sharp drilling work, it carries out drilling work along predetermined straight line to enable it, reduce the correction to the route, can carry out drilling work through flat palm 2, can make flat palm 2 fixed mounting in the one end of drill bit 1 under the effect of a plurality of hexagon socket head cap screw 3, can improve the drilling efficiency of drill bit under the effect of drilling claw 4, can drive drill bit 1 through drilling rod 8 and carry out drilling work, set up fixed orifices 12 in the middle part of drilling rod 8, can make stationary dog 1401 carry out the joint to drilling rod 8 and fix.

Example 2

Referring to fig. 1-3, the present invention provides the following technical solutions: the directional drilling device is suitable for soft soil stratum.

Wherein, one end of the drill bit 1 is provided with a connecting and fixing device 14, the connecting and fixing device 14 comprises a plurality of fixing claws 1401, the surfaces of the fixing claws 1401 are provided with threads 1404, one side of the fixing claw 1401 is fixed with a stop 1405, and the surface of the fixing claw 1401 is fixedly provided with a fixing nut 7.

Wherein, a plurality of mounting grooves 1403 are opened at one end of the drill bit 1, a fixed shaft 1402 is fixedly mounted on the inner side of the mounting grooves 1403, and a fixed claw 1401 is fixedly mounted on the surface of the fixed shaft 1402.

Wherein, a fixed core 1407 is fixedly installed at one end of the drill bit 1, a plurality of engaging grooves 1406 are arranged on the surface of the fixed core 1407, and a rubber gasket 9 is fixedly installed at one end of the fixed core 1407.

The installation process of the drill rod 8 and the drill bit 1 can be more convenient and faster by arranging the connecting and fixing device 14, the fixing nut 7 can be screwed and fixed on the fixing claw 1401 by arranging the threads 1404 on the surface of the fixing claw 1401, so that the drill rod 8 is fixed, the fixing nut 7 can be limited and fixed under the action of the stopper 1405 to prevent the fixing nut from falling off, the mounting groove 1403 is formed in one end of the drill bit 1, so that the fixing claw 1401 can be movably connected to one side of the drill bit 1 under the action of the fixing shaft 1402, the drill rod 8 can be movably sleeved on the surface of the drill rod 1407 to enable the connection between the drill bit 1 and the drill rod 8 to be firmer, the meshing groove 1406 is formed in the surface of the fixing core 1407, so that the fixing claw 1401 can be completely clamped with the drill rod 8, and the impact between the drill rod 8 and the drill bit 1 can be relieved during work under the action of the rubber gasket 9 to avoid damage.

The utility model discloses a theory of operation and use flow: the utility model discloses in the in-process that uses, when carrying out fixed connection to drill bit 1 and drilling rod 8, overlap drilling rod 8 on the surface of fixed core 1407, and make fixed orifices 12 align with meshing groove 1406, put down stationary dog 1401 make the one end boss joint of stationary dog 1401 in fixed orifices 12 afterwards, then screw up fixation nut 7 and make its one side hug closely in one side of dog 1405, and accomplish to be fixed to the connection between drill bit 1 and the drilling rod 8, guide plate 6 can make it carry out drilling work along predetermined straight line when drill bit 1 carries out sharp drilling work, reduce the deviation of its drilling, reduce the correction of staff to the drilling route, alleviate staff's working strength, so, this device is making the drill bit keep directional movement and carrying out the drill bit and be connected the aspect of being connected of drilling rod, has higher practicality, and is suitable for being generalized to use, staff's user demand has been perfected.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. Be suitable for drill bit directional drilling device in soft soil stratum, including drill bit (1), its characterized in that: empty slot (13) have been seted up at the middle part of drill bit (1), one side fixed mounting of empty slot (13) has first bearing (10), one side fixed mounting of empty slot (13) has second bearing (11), the fixed surface of second bearing (11) installs guide cylinder (5), the fixed surface of guide cylinder (5) installs a plurality of guide vane (6).

2. A drill bit directional drilling device for soft soil formations according to claim 1, wherein: the drill bit is characterized in that a flat palm (2) is fixedly mounted at one end of the drill bit (1), and a plurality of inner hexagon screws (3) are uniformly and fixedly mounted on the surface of the flat palm (2).

3. A drill bit directional drilling device for soft soil formations according to claim 2, wherein: one end of the flat palm (2) is fixedly provided with a plurality of drilling claws (4).

4. A drill bit directional drilling device for soft soil formations according to claim 1, wherein: one end of the drill bit (1) is movably connected with a drill rod (8), and a plurality of fixing holes (12) are uniformly formed in the middle of the drill rod (8).

5. A drill bit directional drilling device for soft soil formations according to claim 1, wherein: one end of the drill bit (1) is provided with a connecting and fixing device (14), the connecting and fixing device (14) comprises a fixing claw (1401), the surface of the fixing claw (1401) is provided with a thread (1404), one side of the fixing claw (1401) is fixedly provided with a stop block (1405), and the surface of the fixing claw (1401) is fixedly provided with a fixing nut (7).

6. A drill bit directional drilling device for soft soil formations according to claim 1, wherein: a plurality of mounting grooves (1403) are seted up to the one end of drill bit (1), the inboard fixed mounting of mounting groove (1403) has fixed axle (1402), the fixed surface mounting of fixed axle (1402) has fixed claw (1401).

7. A drill bit directional drilling device for soft soil formations according to claim 1, wherein: one end of the drill bit (1) is fixedly provided with a fixed core (1407), and the surface of the fixed core (1407) is provided with a plurality of meshing grooves (1406).

8. A directional drilling device for drill bit suitable for soft soil formation according to claim 7, wherein: and one end of the fixed core (1407) is fixedly provided with a rubber gasket (9).

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