CN210738498U - Trenchless drill rod guider and drill rod guiding device applied to horizontal directional drilling machine - Google Patents
Trenchless drill rod guider and drill rod guiding device applied to horizontal directional drilling machine Download PDFInfo
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- CN210738498U CN210738498U CN201920980584.1U CN201920980584U CN210738498U CN 210738498 U CN210738498 U CN 210738498U CN 201920980584 U CN201920980584 U CN 201920980584U CN 210738498 U CN210738498 U CN 210738498U
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Abstract
The utility model is suitable for a horizontal directional drilling machine equipment technical field provides a non-excavation drilling rod director and is applied to the drilling rod guider of horizontal directional drilling machine, and non-excavation drilling rod director includes endotheca, bearing base, perpendicular to bearing base and the bearing main part of being connected with bearing base, install the gland collar on the bearing main part, and the bearing main part is arranged in between bearing base and the gland collar; the inner sleeve is provided with a rotary shaft lip-shaped sealing ring, a packing sealing belt adjusting pressure ring, a packing sealing belt and a deep groove ball bearing; the bearing main body and the inner sleeve are both of hollow cylinder structures, the bearing base also comprises a hollow cylinder part which is the same as the bearing main body, the gland mounting ring is of a ring structure, and the bearing main body is used for mounting the assembled inner sleeve. Through the utility model discloses can prevent effectively that mud fluid and solid particle from getting into inside the non-excavation drilling rod director to devices such as protection deep groove ball bearing increase the life of non-excavation drilling rod director.
Description
Technical Field
The utility model relates to a directional rig equipment technical field of level especially relates to a non-excavation drilling rod director and be applied to directional rig's of level drilling rod guider.
Background
With the continuous and stable growth of economy in China, the urbanization process is further accelerated, and the demand of underground pipelines is increased year by year. The horizontal directional drilling machine is novel engineering mechanical equipment using non-excavation for laying underground pipelines, compared with the construction of excavating underground pipelines, the non-excavation has the advantages of no influence on traffic, no environmental pollution and the like, and in many cases, the non-excavation construction period is short and the cost is low. However, in the construction process of the horizontal directional drilling machine, the drill rod with the drill bit drills and reams underground, the drill rod shakes violently, the drilling appearance is affected, and the equipment is damaged, so that the drill rod guiding is very important for the equipment, and the drill rod guiding can play roles in protecting the power head and the clamp holder from being damaged by radial force and keeping the drilling appearance stable.
At present, the directional rig of a lot of levels uses is that guide roller is as drilling rod guider, but guide roller comprises 4 gyro wheels usually, and under the radial power of drilling rod, the drilling rod relies on one of them to two gyro wheels to support the gyration, causes the gyration easily to support the atress uneven to because construction environment is abominable, including materials such as mud in the guide roller easily, make axle and gyro wheel wearing and tearing accelerate, change the frequency height, thereby influence the engineering progress.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a non-excavation drilling rod director and is applied to the drilling rod guider of horizontal directional drilling machine to guide roller can not effectual protection inner device as drilling rod guider among the solution prior art, makes equipment wear accelerate, influences the problem of engineering progress.
In order to achieve the above object, a first aspect of the present invention provides a trenchless drill rod guider, which includes an inner sleeve, a bearing base, a bearing main body perpendicular to the bearing base and connected to the bearing base, and a gland mounting ring mounted on the bearing main body, wherein the bearing main body is disposed between the bearing base and the gland mounting ring;
the inner sleeve is provided with a rotary shaft lip-shaped sealing ring, a packing sealing belt adjusting compression ring, a packing sealing belt and a deep groove ball bearing;
the bearing main body and the inner sleeve are both of hollow cylinder structures, the bearing base also comprises a hollow cylinder part which is the same as the bearing main body, the gland mounting ring is of a ring structure, and the assembled inner sleeve is arranged in the bearing main body;
wherein, the packing sealing strip adjust the clamping ring the rotation axis lip seal circle deep groove ball bearing according to the bearing base extremely the direction of gland collar assembles in proper order, the packing sealing strip adjust the clamping ring the outer wall of endotheca the inner wall of bearing main part forms seal chamber, the packing sealing strip is filled in seal chamber, rotation axis lip seal circle pastes tightly the packing sealing strip adjusts the clamping ring.
Optionally, a first hexagon socket screw hole is formed in the packing sealing belt adjusting pressure ring;
a second inner hexagonal screw hole is formed in the bearing base;
the first inner angle screw hole corresponds to the second inner hexagonal screw hole in position;
the hexagon socket head cap screw passes first interior angle screw hole with second interior angle screw hole will packing sealing tape adjust the clamping ring with packing sealing tape locks on the bearing base.
Optionally, a first outer hexagonal screw hole is formed in the gland mounting ring;
a second outer hexagonal screw hole is formed in the bearing main body;
the first outer hexagonal screw hole corresponds to the second outer hexagonal screw hole in position;
the first outer corner screw hole and the second outer hexagonal screw hole are used for installing outer hexagonal screws;
and an outer hexagonal screw penetrates through the first outer hexagonal screw hole and the second outer hexagonal screw hole, and the gland mounting ring is locked on the bearing main body.
Optionally, an oil injection nozzle is further installed on the side surface of the bearing main body;
the oil nozzle guides lubricating grease between the bearing main body and the inner sleeve.
Optionally, the bearing base comprises an accommodating space for accommodating slurry and a drainage groove for draining the slurry;
the drainage channel is arranged on the edge of the bearing base.
Optionally, the bearing base is further provided with a mounting hole;
and the mounting hole is provided with a bolt for fixing the bearing base at a specified position.
Optionally, the deep groove ball bearing is a double-row deep groove ball bearing.
The embodiment of the utility model provides a second aspect provides a be applied to directional rig's of level drilling rod guider, a serial communication port, including the non-excavation drilling rod director of holder and the above-mentioned first aspect.
Optionally, the drill rod guide device applied to the horizontal directional drilling machine further comprises a bolt;
the bolt fixes the trenchless drill rod guide on the holder.
The embodiment of the utility model provides a non-excavation drilling rod director, including endotheca, bearing base, perpendicular to bearing base and the bearing main part of being connected with bearing base, install the gland collar in the bearing main part, can assemble rotation axis lip seal, packing sealing tape on the endotheca and adjust clamping ring, packing sealing tape, deep groove ball bearing, and the assembly is accomplished the back, and it can pack into in the bearing main part, and its central bearing main part and endotheca are the hollow cylinder structure, and the gland collar is the ring piece structure. Deep groove ball bearing is used for supporting the endotheca and does the gyration, and it can bear great radial load, and coefficient of friction is little, and the atress is even, and the bearing base then is used for supporting deep groove ball bearing, in the work progress, will take a lot of mud when drilling rod reaming is pulled back, contact endotheca and flow to inside, the packing sealing strip can block that mud flows into this moment, then stops mud flow into once more by rotation axis lip seal circle, consequently the utility model provides a non-excavation drilling rod director can prevent effectively that mud fluid and solid particle from getting into inside the non-excavation drilling rod director, protects devices such as deep groove ball bearing, increases the life of non-excavation drilling rod director.
Drawings
Fig. 1 is a schematic structural view of a trenchless drill rod guide provided in an embodiment of the present invention;
fig. 2 is the utility model provides a directional rig trenchless drill pipe guider's of level schematic structure sketch map that embodiment provided.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Suffixes such as "module", "part", or "unit" used to denote elements herein are used only for the convenience of description of the present invention, and have no specific meaning in themselves. Thus, "module" and "component" may be used in a mixture.
In the following description, the serial numbers of the embodiments of the present invention are for description only, and do not represent the merits of the embodiments.
Example one
As shown in fig. 1, the embodiment of the present invention provides a trenchless drill rod guide 100 (not shown in the figure), which includes an inner sleeve 10, a bearing base 20, a bearing main body 30 perpendicular to the bearing base 20 and connected to the bearing base 20, and a gland mounting ring 40 installed on the bearing main body 30, wherein the bearing main body 30 is disposed between the bearing base 20 and the gland mounting ring 40.
In a particular application, the bearing mount 20 and the bearing body 30 and the gland mounting ring 40 are one piece that is welded and reworked.
Referring to fig. 1, a rotary shaft lip seal 11, a packing seal band adjusting press ring 12, a packing seal band 13, and a deep groove ball bearing 14 are assembled on an inner sleeve 10, wherein the packing seal band adjusting press ring 12 and the packing seal band 13 are used for a mud-proof sealing structure, and the deep groove ball bearing 14 is used for bearing a radial load.
In the embodiment of the utility model, deep groove ball bearing is double-row deep groove ball bearing.
Referring to fig. 1, the bearing main body 30 and the inner sleeve 10 are both hollow cylindrical structures, the bearing base 20 is also provided with a hollow cylindrical part which is the same as the bearing main body 30, the gland mounting ring 40 is a ring structure, the bearing main body 30 is used for installing the assembled inner sleeve 10, wherein, the packing seal belt 13, the packing seal belt adjusting press ring 12, the rotary shaft lip-shaped seal ring 11 and the deep groove ball bearing 14 are sequentially assembled according to the direction from the bearing base 20 to the gland mounting ring 40, therefore, after the inner sleeve 10 is assembled and put into the bearing main body 30, the packing seal belt adjusting press ring 12, the outer wall of the inner sleeve 10 and the inner wall of the bearing main body 30 form a seal cavity, the packing seal belt 13 is filled in the seal cavity to prevent external dust and mud from entering the inside of the trenchless drill rod guider 100, and the rotary shaft seal ring 11 is tightly attached to the packing seal belt adjusting press ring 12 to isolate the, again play the effect of preventing dust and mud.
In a specific application, the formation of the seal cavity requires that the packing seal belt is fixed in the trenchless drill rod guider, so, referring to fig. 1, in the embodiment of the present invention, the packing seal belt adjusting compression ring 12 is provided with a first hexagon socket screw hole 121 (not shown in the figure); the bearing base 20 is provided with a second hexagonal socket screw hole 21 (not shown in the figure); after the packing sealing strap ring 12 is assembled on the bearing main body 30, the positions of the first inner angle screw hole 121 and the second inner hexagonal screw hole 21 correspond; wherein, the first inner angle screw hole 121 and the second inner hexagonal screw hole 21 are used for installing the inner hexagonal screw 50; the packing sealing tape adjusting press ring 12 and the packing sealing tape 13 can be locked on the bearing base 20 through the inner hexagonal screw 50, so that a stable sealing cavity is formed.
Similarly, the cavity between the lip-shaped seal ring of the rotating shaft and the gland mounting ring is isolated from the seal cavity, and has the functions of dust prevention and mud prevention, so that external dust and mud cannot enter from the gland mounting ring and the edge thereof, and therefore, referring to fig. 1, in the embodiment of the present invention, the end of the bearing main body 30, which is not connected with the bearing base 20, includes the gland mounting ring 40; the gland mounting ring 40 is provided with a first external hexagonal screw hole 41 (not shown in the figure); the bearing body 30 is provided with a second hexagonal socket screw hole 31 (not shown in the figure); after the gland mounting ring 40 is mounted on the bearing main body 30, the positions of the first outer hexagonal screw hole 41 and the second outer hexagonal screw hole 31 correspond; a first external angle screw hole 311 and a second external hexagonal screw hole 31 for mounting the external hexagonal screw 60; the gland mounting ring 40 can be locked on the bearing main body 30 through the outer hexagonal screw 60, the axial position of the deep groove ball bearing 14 is limited, and the cavity between the rotary shaft lip-shaped sealing ring 11 and the gland mounting ring 40 is isolated from the outside.
In the work progress, mud still can be adhered to non-excavation drilling rod director inside, if do not derive mud, will influence the drilling rod and move first work, make the drilling rod not rotatory on the output shaft axis, cause the problem of drilling rod skew, still can reduce non-excavation drilling rod director's life simultaneously, then the embodiment of the utility model provides an in the non-excavation drilling rod director still set up drainage structures.
In one embodiment, the bearing base may further include an accommodating space for accommodating the slurry and a drain groove for draining the slurry; wherein, the water drainage tank is arranged at the edge of the bearing base. Because the bearing base and the bearing main body are of an integral structure, and the bearing base is also provided with the hollow cylindrical part which is the same as the bearing main body, if slurry is attached to the inner sleeve, the slurry can enter the accommodating space along with the rotation of the bearing main body, and the slurry in the accommodating space flows out of the drainage groove.
Referring to fig. 1, in the embodiment of the present invention, a mounting hole 22 is further formed on the bearing base 20; the mounting holes 22 are used for mounting bolts for fixing the bearing base 20 at a specified position.
Referring to fig. 1, in the embodiment of the present invention, an oil nozzle 32 is further installed on a side surface of the bearing main body 30; the oil injection nozzle 32 is used for introducing lubricating grease into a cavity between the bearing main body 30 and the inner sleeve 10, namely between the rotary shaft lip-shaped sealing ring 11 and the gland mounting ring 40, so that the bearing main body 30, the inner sleeve 10 and the deep groove ball bearing 14 are lubricated by the grease, and the service life is prolonged.
The embodiment of the utility model provides a non-excavation drilling rod director, including endotheca, bearing base, perpendicular to bearing base and the bearing main part of being connected with bearing base, install the bearing gland in the bearing main part, can assemble rotation axis lip seal, packing sealing tape on the endotheca and adjust clamping ring, packing sealing tape, deep groove ball bearing, and the assembly is accomplished the back, and it can pack into the bearing main part, and its central bearing main part and endotheca are the hollow cylinder structure, and bearing gland is the ring piece structure. Deep groove ball bearing is used for supporting the endotheca and does the gyration, and it can bear great axial load, and coefficient of friction is little, and the atress is even, and the bearing base then is used for supporting deep groove ball bearing, in the work progress, will take a lot of mud when drilling rod reaming is pulled back, contact endotheca and flow to inside, the packing sealing strip can block that mud flows into this moment, then stops mud flow into once more by rotation axis lip seal circle, consequently the utility model provides a non-excavation drilling rod director can prevent effectively that mud fluid and solid particle from getting into inside the non-excavation drilling rod director, protects devices such as deep groove ball bearing, increases the life of non-excavation drilling rod director.
As shown in fig. 2, embodiments of the present invention further provide a trenchless drill rod guide 300 (not shown) for a horizontal directional drilling machine, comprising a holder 200 and the trenchless drill rod guide 100 described above.
In a particular application, the trenchless drill rod guide 300 of the horizontal directional drilling machine further comprises a bolt by which the trenchless drill rod guide can be secured to the holder 200.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the foregoing embodiments illustrate the present invention in detail, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (8)
1. The trenchless drill rod guider is characterized by comprising an inner sleeve, a bearing base, a bearing main body perpendicular to the bearing base and connected with the bearing base, and a gland mounting ring mounted on the bearing main body, wherein the bearing main body is arranged between the bearing base and the gland mounting ring;
the inner sleeve is provided with a rotary shaft lip-shaped sealing ring, a packing sealing belt adjusting compression ring, a packing sealing belt and a deep groove ball bearing;
the bearing main body and the inner sleeve are both of hollow cylinder structures, the bearing base also comprises a hollow cylinder part which is the same as the bearing main body, the gland mounting ring is of a ring structure, and the assembled inner sleeve is arranged in the bearing main body;
wherein, the packing sealing strip adjust the clamping ring the rotation axis lip seal circle deep groove ball bearing according to the bearing base extremely the direction of gland collar assembles in proper order, the packing sealing strip adjust the clamping ring the outer wall of endotheca the inner wall of bearing main part forms seal chamber, the packing sealing strip is filled in seal chamber, rotation axis lip seal circle pastes tightly the packing sealing strip adjusts the clamping ring.
2. The trenchless drill rod guide of claim 1, wherein the packing seal strip adjusting collar is provided with a first hexagonal socket screw hole;
a second inner hexagonal screw hole is formed in the bearing base;
the first inner angle screw hole corresponds to the second inner hexagonal screw hole in position;
the hexagon socket head cap screw passes first interior angle screw hole with second interior angle screw hole will packing sealing tape adjust the clamping ring with packing sealing tape locks on the bearing base.
3. The trenchless drill rod guide of claim 1 wherein the gland mounting ring has a first hexagonal screw hole;
a second outer hexagonal screw hole is formed in the bearing main body;
the first outer hexagonal screw hole corresponds to the second outer hexagonal screw hole in position;
the first outer corner screw hole and the second outer hexagonal screw hole are used for installing outer hexagonal screws;
and an outer hexagonal screw penetrates through the first outer hexagonal screw hole and the second outer hexagonal screw hole, and the gland mounting ring is locked on the bearing main body.
4. The trenchless drill rod guide of claim 1, wherein an oil nozzle is further mounted to a side of the bearing body;
the oil nozzle guides lubricating grease between the bearing main body and the inner sleeve.
5. The trenchless drill rod guide of claim 1, wherein the bearing mount comprises a receiving space for receiving the slurry and a drain channel for draining the slurry;
the drainage channel is arranged on the edge of the bearing base.
6. The trenchless drill rod guide of claim 1 wherein the bearing mount further comprises a mounting hole;
and the mounting hole is provided with a bolt for fixing the bearing base at a specified position.
7. The trenchless drill rod guide of claim 1, wherein the deep groove ball bearing is a double row deep groove ball bearing.
8. A pipe guide for use in a horizontal directional drilling machine, comprising a holder and a trenchless pipe guide as claimed in any of claims 1 to 7;
the drill rod guide device further comprises a bolt;
the bolt fixes the trenchless drill rod guide on the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980584.1U CN210738498U (en) | 2019-06-26 | 2019-06-26 | Trenchless drill rod guider and drill rod guiding device applied to horizontal directional drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980584.1U CN210738498U (en) | 2019-06-26 | 2019-06-26 | Trenchless drill rod guider and drill rod guiding device applied to horizontal directional drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210738498U true CN210738498U (en) | 2020-06-12 |
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ID=71006063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920980584.1U Active CN210738498U (en) | 2019-06-26 | 2019-06-26 | Trenchless drill rod guider and drill rod guiding device applied to horizontal directional drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210738498U (en) |
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2019
- 2019-06-26 CN CN201920980584.1U patent/CN210738498U/en active Active
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