CN211500560U - Connecting structure suitable for horizontal directional drilling of complex formation at river bottom - Google Patents

Abstract

The utility model discloses a connection structure suitable for complicated stratum level directional drilling of river bottom, its structure includes the drill bit, the right-hand member of drill bit passes through the gomphosis post and connects the erection column, be provided with spacing hole on the gomphosis post, be provided with gomphosis groove, thread groove and recess on the erection column, the gomphosis groove is located the inside middle department of erection column, the thread groove runs through the inside of erection column, the recess is located the upper end of thread groove, and be located the inside of erection column, the inside of recess is provided with reset spring and clamping screw, the reset spring gomphosis is in the inside of recess. The utility model discloses having accelerated the speed of drill bit when the installation, having saved the time of drill bit installation, having reduced operating personnel at the intensity of labour of installation drill bit in-process, having strengthened the compactness between clamping screw and the thread groove simultaneously, having avoided appearing not hard up phenomenon between clamping screw and the thread groove under the long-term in service behavior of drill bit.

Description

Connecting structure suitable for horizontal directional drilling of complex formation at river bottom

Technical Field

The utility model relates to a connection structure technical field specifically is a connection structure suitable for complicated stratum level directional drilling of river bottom.

Background

At present, the existing connecting structure suitable for the horizontal directional drilling of the complex stratum at the river bottom has some defects, for example; the speed of the existing connecting structure suitable for the horizontal directional drill for the complex formation at the bottom of the river is slower when the drill bit is installed, the installation time of the drill bit is prolonged, the labor intensity of operators in the process of installing the drill bit is improved, meanwhile, the tightness between the fixing screw rod and the thread groove is poor, and the phenomenon that the drill bit is loosened easily occurs between the fixing screw rod and the thread groove under the long-term use condition. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection structure suitable for the directional brill of complicated stratum level of river bottom has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connection structure suitable for river bottom complex stratum level directional drilling, includes the drill bit, the right-hand member of drill bit passes through the gomphosis post and connects the erection column, be provided with spacing hole on the gomphosis post, be provided with gomphosis groove, thread groove and recess on the erection column, the gomphosis groove is located the inside middle department of erection column, the thread groove runs through the inside of erection column, the recess is located the upper end of thread groove to be located the inside of erection column, the inside of recess is provided with reset spring and clamping screw, reset spring gomphosis is in the inside of recess to with the inside swing joint of recess, clamping screw pass through the screw thread with the inside of thread groove is connected.

As a preferred embodiment of the present invention, the fitting column is made of alloy steel, and the size of the fitting column is identical to that of the fitting groove and is inserted into the fitting groove.

As a preferred embodiment of the present invention, the position of the limiting hole corresponds to the position of the thread groove, and penetrates through the inside of the fitting column.

As a preferred embodiment of the present invention, the fixing screw passes through the inside of the groove and the limiting hole, and is connected to the inside of the thread groove through a thread.

As a preferred embodiment of the present invention, the return spring is sleeved on the outer surface of the fixing screw rod and movably connected with the outer surface of the fixing screw rod.

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

the utility model discloses a spacing hole, the gomphosis groove, the thread groove, a groove, reset spring and clamping screw's combination, when the drill bit is fixed, operating personnel inserts the gomphosis post of drill bit right-hand member into the inside of gomphosis groove earlier, and let the gomphosis post rotate in the inside of gomphosis groove, stop rotating when the position of spacing hole corresponds with the position of thread groove, then pass clamping screw through reset spring, the inside of recess and spacing groove, and screw up in the inside of thread groove, until the upper end of clamping screw gomphosis to the inside position of recess completely, produce the extrusion force to reset spring simultaneously, reset spring can produce bounce to clamping screw simultaneously, the speed of when the installation of drill bit has effectively been accelerated, the time of drill bit installation has been saved, the intensity of labour of operating personnel in the installation of drill bit process has been reduced, the compactness between clamping screw and the thread groove has been strengthened simultaneously, the phenomenon that the drill bit loosens between the fixing screw rod and the thread groove under the long-term use condition is avoided.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a drill bit of the connection structure of the horizontal directional drill suitable for the complex formation at the bottom of a river;

fig. 2 is a front cross-sectional view of the mounting post of the connection structure of the horizontal directional drill for the complex formation at the bottom of a river according to the present invention;

fig. 3 is the utility model relates to a connection structure's mounting column side cross-sectional view suitable for river bed complex stratum level directional drilling.

In the figure: the drill bit 1, the embedding column 2, the mounting column 3, the limiting hole 4, the embedding groove 5, the thread groove 6, the groove 7, the return spring 8 and the fixing screw 9.

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.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-3, the present invention provides a technical solution: a connecting structure suitable for horizontal directional drilling of complex stratums at river bottoms comprises a drill bit 1, wherein the right end of the drill bit 1 is connected with an installation column 3 through an embedding column 2, a limiting hole 4 is formed in the embedding column 2, an embedding groove 5, a threaded groove 6 and a groove 7 are formed in the installation column 3, the embedding groove 5 is located in the middle of the inside of the installation column 3, the threaded groove 6 penetrates through the inside of the installation column 3, the groove 7 is located at the upper end of the threaded groove 6 and located inside the installation column 3, a return spring 8 and a fixing screw 9 are arranged inside the groove 7, the return spring 8 is embedded inside the groove 7 and movably connected with the inside of the groove 7, the fixing screw 9 is connected with the inside of the threaded groove 6 through threads, and in the embodiment, as shown in fig. 1, 2 and 3, the limiting hole 4 is used for limiting The combination of the embedded groove 5, the thread groove 6, the groove 7, the reset spring 8 and the fixed screw 9, when the drill bit 1 is fixed, an operator firstly inserts the embedded column 2 at the right end of the drill bit 1 into the embedded groove 5, and enables the embedded column 2 to rotate in the embedded groove 5 until the position of the limit hole 4 corresponds to the position of the thread groove 6, the rotation is stopped, then the fixed screw 9 passes through the reset spring 8, the groove 7 and the limit groove 4 and is screwed in the thread groove 6 until the upper end of the fixed screw 9 is completely embedded in the inner position of the groove 7, meanwhile, the reset spring 8 generates extrusion force to the reset spring 8, meanwhile, the reset spring 8 can generate counter-elastic force to the fixed screw 9, the speed of the drill bit 1 during installation is effectively accelerated, the time of the drill bit 1 is saved, and the labor intensity of the operator in the process of installing the drill bit 1 is reduced, meanwhile, the tightness between the fixing screw 9 and the thread groove 6 is enhanced, and the phenomenon that the fixing screw 9 and the thread groove 6 are loosened under the condition that the drill bit 1 is used for a long time is avoided.

In this embodiment, referring to fig. 2, the embedded column 2 is made of alloy steel, and the size of the embedded column 2 is matched with the size of the embedded groove 5 and is inserted into the embedded groove 5, so that the strength and toughness of the embedded column 2 during use can be effectively improved.

In this embodiment, referring to fig. 2 and 3, the position of the limiting hole 4 corresponds to the position of the thread groove 6, and penetrates through the interior of the embedded column 2, so that the position of the embedded column 2 can be effectively and conveniently limited.

In this embodiment, referring to fig. 3, the fixing screw 9 passes through the groove 7 and the limiting hole 4, and is connected to the inside of the thread groove 6 through a thread, so that convenience in assembling and disassembling the fixing screw 9 can be effectively improved.

In this embodiment, referring to fig. 3, the return spring 8 is sleeved on the outer surface of the fixing screw 9 and movably connected with the outer surface of the fixing screw 9, so that the flexibility of the return spring 8 during extension and retraction can be effectively improved.

It should be noted that, the connection structure of the utility model for the horizontal directional drill of the complex stratum at the bottom of the river comprises a drill bit 1, an embedded column 2, an installation column 3, a limit hole 4, an embedded groove 5, a thread groove 6, a groove 7, a reset spring 8, a fixed screw 9 and other parts which are all universal standard parts or known by technicians in the field, the structure and principle of the connection structure are known by technicians in the field through technical manuals or conventional experimental methods, at the idle position of the device, all the electric devices, which refer to power elements, electric devices and adaptive monitoring computers, are connected with a power supply through wires, the specific connection means should refer to the following working principle that the electric devices complete electric connection in sequence, the detailed connection means, which are known in the field, the following main description of the working principle and process is omitted for explaining the electric control, when the connecting structure suitable for the horizontal directional drill of the complex stratum at the bottom of the river is used, through the combination of the limiting hole 4, the embedding groove 5, the thread groove 6, the groove 7, the reset spring 8 and the fixing screw 9, when the drill bit 1 is fixed, an operator firstly inserts the embedding column 2 at the right end of the drill bit 1 into the embedding groove 5 and enables the embedding column 2 to rotate in the embedding groove 5 until the position of the limiting hole 4 corresponds to the position of the thread groove 6, the rotation is stopped until the position of the limiting hole 4 corresponds to the position of the thread groove 6, then the fixing screw 9 penetrates through the reset spring 8, the groove 7 and the limiting groove 4 and is screwed tightly in the thread groove 6 until the upper end of the fixing screw 9 is completely embedded into the inner position of the groove 7, the extrusion force is generated on the reset spring 8, the reset spring 8 can generate the counter-elasticity force on the fixing screw 9, and the speed of the drill bit 1 during installation is, the time of drill bit 1 installation has been saved, has reduced the intensity of labour of operating personnel at installation drill bit 1 in-process, has strengthened the compactness between clamping screw 9 and thread groove 6 simultaneously, has avoided appearing not hard up phenomenon between clamping screw 9 and the thread groove 6 under the long-term service condition of drill bit 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a connection structure suitable for river bed complex stratum level directional drilling, includes drill bit (1), its characterized in that: the right end of the drill bit (1) is connected with the mounting column (3) through the embedded column (2), the embedded column (2) is provided with a limit hole (4), the mounting column (3) is provided with an embedded groove (5), a thread groove (6) and a groove (7), the tabling groove (5) is positioned at the middle part inside the mounting column (3), the thread groove (6) penetrates through the inside of the mounting column (3), the groove (7) is positioned at the upper end of the thread groove (6), and is positioned in the mounting column (3), a return spring (8) and a fixing screw (9) are arranged in the groove (7), the return spring (8) is embedded in the groove (7), and is movably connected with the inside of the groove (7), and the fixed screw (9) is connected with the inside of the thread groove (6) through threads.

2. The connecting structure suitable for the horizontal directional drilling of the complex stratum at the river bottom as claimed in claim 1, wherein: the embedded column (2) is made of alloy steel, and the size of the embedded column (2) is matched with that of the embedded groove (5) and is inserted into the embedded groove (5).

3. The connecting structure suitable for the horizontal directional drilling of the complex stratum at the river bottom as claimed in claim 1, wherein: the position of the limiting hole (4) corresponds to the position of the thread groove (6) and penetrates through the inner part of the embedded column (2).

4. The connecting structure suitable for the horizontal directional drilling of the complex stratum at the river bottom as claimed in claim 1, wherein: the fixing screw (9) penetrates through the grooves (7) and the limiting holes (4) and is connected with the inner part of the thread groove (6) through threads.

5. The connecting structure suitable for the horizontal directional drilling of the complex stratum at the river bottom as claimed in claim 1, wherein: the reset spring (8) is sleeved on the outer surface of the fixed screw rod (9) and is movably connected with the outer surface of the fixed screw rod (9).

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