CN219344677U - Central cable-type water feeder for directional drilling machine - Google Patents

Abstract

The utility model provides a central cable-type water feeder for a directional drilling machine, which comprises a shell, wherein a cable-type drill rod is arranged at one end of the shell, a water-passing groove is formed in one end, close to the cable-type drill rod, of the shell, a water pipe which is communicated with the water-passing groove and is used for conveying water to the cable-type drill rod is rotatably arranged at the other end of the shell, the water pipe is connected with the cable-type drill rod and used for driving a drill bit to rotate and drill holes, an inner core used for transmitting hole bottom signals output by the cable-type drill rod is arranged in the cable-type drill rod, and a cable which penetrates through the water-passing groove and the water pipe and is used for connecting an orifice monitor is arranged on the inner core.

Description

Central cable-type water feeder for directional drilling machine

Technical Field

The utility model relates to a central cable-type water feeder, in particular to a central cable-type water feeder for a directional drilling machine.

Background

The central cable-through water feeder (also called central cable-through water) is an important matched drilling tool of directional drilling construction equipment for measurement while drilling, and in a directional drilling machine drilling tool system, the central cable-through water feeder is connected between a central cable-through drill rod and an orifice monitor and transmits a hole bottom signal output by the drill rod to the orifice monitor.

In the prior art, when the existing central cable type water feeder is used, the transmission of a hole bottom signal output by a drill rod to an orifice monitor is inconvenient, and meanwhile, the water is conveyed to the drill rod so that a motor drives a drill bit to perform drilling operation, so that the use effect is poor. Moreover, when water is conveyed, the sealing effect of the joint is poor, and the water leakage phenomenon is easy to occur. There is an urgent need for a center-cable type water feeder for a directional drilling machine to solve the above-mentioned problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the central cable type water feeder for the directional drilling machine, so as to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a center cable formula water feeder for directional drilling machine, includes the casing, casing one end is provided with the cable drilling rod, the water channel has been seted up to the one end that the casing is close to the cable drilling rod, the casing other end rotates and is provided with and is linked together with the water channel and is used for carrying out the water delivery to the inside raceway that drives the drill bit rotation and bore hole of motor that the cable drilling rod is connected to the cable drilling rod, the inside inner core that is used for carrying out the transmission to the hole bottom signal of cable drilling rod output that is provided with of cable drilling rod, be provided with the cable that runs through water channel, raceway inside and be used for linking up the drill way monitor on the inner core.

Further, the water delivery pipe is arranged in the shell, and a sealing ring is arranged between the side wall of one side of the water delivery pipe, which is close to the water through groove, and the inner wall of the shell.

Further, a limiting hole is formed in the shell, and a pair of sealing bearings sleeved on the side wall of the water delivery pipe are arranged in the limiting hole.

Further, a retainer ring sleeved on the side wall of the water delivery pipe is arranged between the pair of sealing bearings, the retainer ring is connected with the inner ring of the sealing bearings, a cover plate is arranged at the end part of the shell, and a compression ring used for pressing the inner ring of the sealing bearings and sleeved on the side wall of the water delivery pipe is arranged on one side, close to the shell, of the cover plate.

Further, the water delivery pipe is rotationally connected with the shell through a sealing bearing, and a mounting groove matched with the compression ring is formed in one side, close to the shell, of the cover plate.

Further, a bolt is arranged between the cover plate and the shell.

Further, one end of the shell, which is close to the cable penetrating drill rod, is provided with a male head, one side of the cable penetrating drill rod, which is close to the shell, is provided with a female head, and the female head is connected with the male head through threads.

According to the central cable-passing type water feeder for the directional drilling machine, the cable connected with the port monitor is sequentially inserted into the water pipe and the water passing groove and is connected with the inner core on the cable passing drill rod, so that a hole bottom signal output by the cable passing drill rod is transmitted to the port monitor, the position of the cable passing drill rod is determined through the port monitor, meanwhile, water is introduced into the water pipe, the water sequentially flows into the cable passing drill rod through the inner wall of the water pipe and the water passing groove, and the water is conveyed into the motor connected with the cable passing drill rod through the cable passing drill rod to drive the drill bit to rotate for drilling operation, so that the functions of conveniently conveying the signal and conveniently conveying the water are achieved;

through using the sealing washer, improved the leakproofness of raceway and shells inner wall junction, prevent that the inside phenomenon that leaks to outside that appears of casing, reinforcing sealed effect, through using sealed bearing, further improved the leakproofness of raceway and shells inner wall junction, prevent that the inside phenomenon that leaks to outside that appears of casing, reinforcing sealed effect.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a front cross-sectional view of a center cable water feeder for a directional drilling machine according to an embodiment of the present utility model;

FIG. 2 is a perspective view of a center cable type water feeder for a directional drilling machine according to an embodiment of the present utility model;

in the figure: 1. a cable drill rod; 1001. a female head; 1002. an inner core; 2. a seal ring; 3. a limiting hole; 4. sealing the bearing; 5. a retainer ring; 6. a compression ring; 7. a bolt; 8. a cover plate; 9. a water pipe; 10. a housing; 101. a water passage groove; 102. a male; 11. and (3) a cable.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1, the present utility model provides a technical solution: the utility model provides a center cable formula water feeder for directional drilling machine, including casing 10, casing 10 one end is provided with cable drilling rod 1, the one end that casing 10 is close to cable drilling rod 1 has seted up water channel 101, the casing 10 other end rotates and is provided with and is linked together with water channel 101 and be used for carrying out the water delivery to cable drilling rod 1 the inside raceway 9 that drives drill bit rotation and bore hole that is connected, cable drilling rod 1 inside is provided with the inner core 1002 that is used for carrying out the transmission to the hole end signal that cable drilling rod 1 export, be provided with on the inner core 1002 and run through water channel 101, the inside cable 11 that is used for linking the drill way monitor of raceway 9, this design is through using cable 11 that links up the drill way monitor to insert raceway 9 and the inside core 1002 that is connected on cable drilling rod 1 in proper order, thereby carry out the hole end signal that cable drilling rod 1 export is given the drill way monitor, confirm through the position of cable drilling rod 1, simultaneously, it is inside to drive the inside water delivery pipe 9 in proper order through raceway inner wall and water channel 101, water is inside through cable drilling rod 1 the inside through the motor connection and carry out the effect that the signal is convenient for carrying out the rotation to drill bit 1.

Referring to fig. 2, the inside of casing 10 is arranged in to raceway 9, raceway 9 is close to being provided with sealing washer 2 between one side lateral wall of basin 101 and the casing 10 inner wall, this design has improved the leakproofness of raceway 9 and casing 10 inner wall junction through using sealing washer 2, prevent that casing 10 inside from appearing leaking to outside phenomenon, reinforcing sealed effect, spacing hole 3 has been seted up to casing 10 inside, spacing hole 3 inside is provided with a pair of sealed bearing 4 of cover at raceway 9 lateral wall, this design has further improved the leakproofness of raceway 9 and casing 10 inner wall junction through using sealed bearing 4, prevent that the inside phenomenon of leaking to outside that appears of casing 10, reinforcing sealed effect, be provided with the retaining ring 5 of cover at raceway 9 lateral wall between a pair of sealed bearing 4, retaining ring 5 is connected with sealed bearing 4's inner circle, casing 10 tip is provided with apron 8, one side that apron 8 is close to casing 10 is provided with and is used for pressing down and the cover is established at the clamping ring 6 of raceway 9 lateral wall, this design is through using 6 to press down one of sealed bearing 4's inner circle, this sealed bearing 4 is to 5, thereby prevent that the inner ring 3 from not getting loose and the effect from appearing in the tight connection of other sealed bearing, thereby the application of force and the effect of force is avoided.

Referring to fig. 1 and 2, the water pipe 9 is rotationally connected with the casing 10 through the sealed bearing 4, one side of the cover plate 8, which is close to the casing 10, is provided with a mounting groove matched with the compression ring 6, the installation groove is used in the design, the installation operation of the compression ring 6 is convenient, a bolt 7 is arranged between the cover plate 8 and the casing 10, the tightness of the joint of the cover plate 8 and the casing 10 is improved through the use of the bolt 7, a male head 102 is arranged at one end of the casing 10, which is close to the cable drill rod 1, a female head 1001 is arranged at one side, which is close to the casing 10, of the cable drill rod 1, the female head 1001 is connected with the male head 102 through threads, and the connection operation of the casing 10 and the cable drill rod 1 is convenient through the use of the male head 102 and the female head 1001.

Referring to fig. 1-2, as one embodiment of the present utility model: when the central cable-type water feeder is required to be used, a worker passes through the cable 11 from the inside of the water pipe 9 and is connected with the inner core 1002 on the cable-type drill rod 1 through the water channel 101, so that a hole bottom signal output by the cable-type drill rod 1 is transmitted to the hole monitor through the cable 11, the effect of conveniently conveying the signal is achieved, then the male head 102 on the shell 10 is in threaded connection with the female head 1001 on the cable-type drill rod 1, the connection fixing operation is achieved, water is then introduced into the water pipe 9, enters the cable-type drill rod 1 through the water channel 9 and flows through the water channel 101, finally the drill bit is driven to rotate to drill through the inside of the motor connected with the cable-type drill rod 1, and the effects of conveniently conveying the signal and conveniently conveying the water are achieved.

Through being provided with sealing washer 2 and sealed bearing 4 between raceway 9 and casing 10 inner wall, carry out two-layer sealing operation, improve the leakproofness of junction, thereby prevent that water from spilling, strengthen sealed effect, use clamping ring 6 on apron 8 to press the inner circle of one of them sealed bearing 4, this sealed bearing 4 is applied force retaining ring 5 this moment, retaining ring 5 is applied force the inner circle application of another sealed bearing 4 and is closely laminated with spacing hole 3 inner wall, thereby prevent that the junction is not hard up, improve the stability of junction, and then avoid appearing the phenomenon that sealed effect is bad because of becoming flexible, and then improve the leakproofness of junction, the practicality of the utility model has been improved.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides a center cable formula water feeder for directional drilling machine, its characterized in that, including casing (10), casing (10) one end is provided with cable drilling rod (1), casing (10) are close to one end of cable drilling rod (1) has been seted up water channel (101), casing (10) other end rotate be provided with water channel (101) are linked together and are used for carrying out water delivery to cable drilling rod (1) inside motor that cable drilling rod (1) is connected in order to drive the drill bit and rotate raceway (9) that bore, cable drilling rod (1) inside is provided with inner core (1002) that are used for carrying out the transmission to the hole end signal of cable drilling rod (1) output, be provided with on inner core (1002) and run through inside water channel (101), raceway (9) and be used for linking cable (11) of drill way monitor.

2. The central cable-through type water feeder for the directional drilling machine according to claim 1, wherein the water pipe (9) is arranged inside the shell (10), and a sealing ring (2) is arranged between the side wall of one side of the water pipe (9) close to the water through groove (101) and the inner wall of the shell (10).

3. The central cable-through type water feeder for the directional drilling machine according to claim 1, wherein a limiting hole (3) is formed in the shell (10), and a pair of sealing bearings (4) sleeved on the side wall of the water pipe (9) are arranged in the limiting hole (3).

4. A center cable water feeder for a directional drilling machine according to claim 3, characterized in that a retainer ring (5) sleeved on the side wall of the water pipe (9) is arranged between a pair of sealing bearings (4), the retainer ring (5) is connected with the inner ring of the sealing bearings (4), a cover plate (8) is arranged at the end of the shell (10), and a pressing ring (6) for pressing the inner ring of the sealing bearings (4) and sleeved on the side wall of the water pipe (9) is arranged at one side of the cover plate (8) close to the shell (10).

5. The central cable-through type water feeder for directional drilling machines according to claim 4, wherein the water pipe (9) is rotatably connected with the shell (10) through the sealing bearing (4), and a mounting groove matched with the pressing ring (6) is formed in one side, close to the shell (10), of the cover plate (8).

6. A centre cable feeder for a directional drilling machine according to claim 4, characterized in that a bolt (7) is arranged between the cover plate (8) and the housing (10).

7. The central cable-through type water feeder for the directional drilling machine according to claim 1, wherein a male head (102) is arranged at one end, close to the cable-through drill rod (1), of the shell (10), a female head (1001) is arranged at one side, close to the shell (10), of the cable-through drill rod (1), and the female head (1001) is connected with the male head (102) through threads.

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