CN210317208U - Guide roller device and drill rod guide applied to trenchless directional pipe laying drilling machine - Google Patents
Guide roller device and drill rod guide applied to trenchless directional pipe laying drilling machine Download PDFInfo
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- CN210317208U CN210317208U CN201920971527.7U CN201920971527U CN210317208U CN 210317208 U CN210317208 U CN 210317208U CN 201920971527 U CN201920971527 U CN 201920971527U CN 210317208 U CN210317208 U CN 210317208U
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Abstract
The utility model is suitable for the technical field of trenchless drilling machine equipment, and provides a guide roller device and drill rod guide applied to a trenchless directional pipe-laying drilling machine, wherein the guide roller device comprises N roller components, and an inner sleeve, an outer sleeve, a pressure plate and a base for fixing the roller components; the inner sleeve and the outer sleeve form a circular ring, the inner sleeve is used as an inner circular ring, the outer sleeve is used as an outer circular ring, and N roller assemblies are uniformly fixed between the inner sleeve and the outer sleeve, wherein N is an integer which is greater than or equal to 4 and less than or equal to 7; one end of each of the N roller assemblies is arranged on the base, and the other end of each of the N roller assemblies is provided with a pressure plate; the base is also provided with a bolt for fixing the base at a designated position. Through the utility model discloses can with the power dispersion that the guide roller device received to every wheel components, reduce the wearing and tearing speed of part, when its application non-excavation directional pipe-laying rig's work progress in, increaseed the protection dynamics to the drilling rod for the engineering progress.
Description
Technical Field
The utility model relates to a non-excavation drilling machine equipment technical field especially relates to a guide roller device and be applied to the drilling rod direction of the directional pipe laying rig of non-excavation.
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. Compared with the construction of excavating underground pipelines, the trenchless directional pipe-laying drilling machine has the advantages of no influence on traffic, no environmental pollution and the like, and has short trenchless construction period and low cost under many conditions. However, in the construction process of the trenchless directional pipe-laying drilling machine, the drill rod with the drill bit drills and reams underground, the drill rod shakes violently, which not only affects the appearance of the drilled hole, but also damages the equipment, so that the drill rod guiding is very important for the equipment, and the drill rod guiding can play roles of protecting the power head and the clamp holder from being damaged by radial force and keeping the appearance of the drilled hole stable.
At present, the directional pipe laying rig of many non-excavation 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, consequently, causes the gyration easily and supports the atress inequality, makes axle and gyro wheel wearing and tearing accelerate, and the change frequency is high to influence the engineering progress. If the drill rod is not replaced timely, the radial force of the drill rod is not limited, so that the drill rod amplifies the radial force and transmits the amplified force back to the clamp and the power head, core components are damaged, and the appearance of a drilled hole is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a guide roller device and directional pipe laying rig drilling rod guider of non-excavation to guide roller among the solution prior art can not effectual protection drilling rod as drilling rod guider, makes equipment wear accelerate, influences the problem of engineering progress.
In order to achieve the above object, a first aspect of the embodiments of the present invention provides a guide roller device, which includes N roller assemblies, and an inner sleeve, an outer sleeve, a pressure plate, and a base for fixing the roller assemblies;
the inner sleeve and the outer sleeve form a circular ring, the inner sleeve is used as an inner circular ring, the outer sleeve is used as an outer circular ring, and N roller assemblies are uniformly fixed between the inner sleeve and the outer sleeve, wherein N is an integer which is greater than or equal to 4 and less than or equal to 7;
one end of each of the N roller assemblies is mounted on the base, and the other end of each of the N roller assemblies is provided with the pressure plate; the base is also provided with a bolt, and the bolt is used for fixing the base at a specified position;
when the outer force drives the inner sleeve to rotate, the inner sleeve drives the N roller assemblies to rotate, the N roller assemblies support the inner sleeve to rotate and drive the outer sleeve to rotate, and the outer sleeve disperses the radial force to the N roller assemblies.
Optionally, the ith roller assembly comprises a roller, a roller retainer, a screw shaft and two copper sleeves nested on the screw shaft, the copper sleeves are nested on the screw shaft and then inserted into the roller, the roller is nested in the roller retainer, and the roller further rotates in the roller retainer, wherein i is any integer of N;
the screw shaft extends out of the two copper sleeves, and the distance between the two sections of the roller and the roller retainer ring is equal to the maximum distance between the two sections of the copper sleeves;
the one end that the screw shaft stretches out is installed on the base, the pressure disk cover is in on the other end that the screw shaft stretches out.
Optionally, the roller retainer ring is a circular structure for fixing the inner sleeve and the outer sleeve on the N roller assemblies.
Optionally, one end of the screw shaft sleeve, which is sleeved with the pressure plate, further comprises a nut;
the nut is sleeved on the screw shaft and is in contact with the pressure plate;
and the nut is used for locking the pressure plate on the cross section of the copper sleeve nested in the screw shaft, the cross section of the roller and the cross section of the roller retainer ring.
Optionally, an oil filling nozzle is further installed on the section of one end, sleeved with the pressure plate, of the screw shaft;
the oil injection nozzle is used for guiding lubricating grease into the copper sleeve, the screw shaft and the roller.
The embodiment of the utility model provides a second aspect provides a be applied to directional pipe laying rig's of non-excavation drilling rod direction, guide roller device in holder and the above-mentioned first aspect.
Optionally, the bolt secures the base to the holder.
The embodiment of the utility model provides a guide roller device, including a plurality of roller components and the endotheca of fixing a plurality of roller components, the overcoat, pressure disk and base, wherein endotheca and overcoat are the ring structure, fix a plurality of roller components in the ring, pressure disk and base are fixed a plurality of roller components in the middle of, then when having in the endotheca if the device that drives the endotheca rotation such as drilling rod, the endotheca will receive external force influence and rotate on roller components, roller components drive the overcoat rotation, the base passes through the bolt fastening in the assigned position, the rotation of overcoat can make whole guide roller device displacement, therefore the bolt will produce the deformation, the endotheca transmits the radial force of deformation to roller components this moment, on transmitting the overcoat again with power among the roller components, through the reverse force, the overcoat is on transmitting the roller components again with power, make the power that each part of endotheca receives distribute on each roller components substantially evenly, therefore, the force on each roller assembly is reduced, the abrasion speed of the roller assemblies, the inner sleeve, the outer sleeve and other components is reduced on the whole, and when the trenchless directional pipe-laying drilling machine is applied to the construction process, the protection force on the drill rod is increased, and the engineering progress is accelerated.
Drawings
Fig. 1 is a schematic structural view of a guide roller device according to an embodiment of the present invention;
fig. 2 is the utility model provides a directional pipe laying rig drilling rod guider's of non-excavation structural schematic diagram.
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 guide roller device 100 (not shown) including N roller assemblies 10 (not shown), and an inner sleeve 20, an outer sleeve 30, a pressure plate 40 and a base 50 for fixing the roller assemblies 10.
In an embodiment of the present invention, the position relationship of each part of the guide roller device 100 is as follows:
referring to fig. 1, the inner sleeve 20 and the outer sleeve 30 form a circular ring, wherein the inner sleeve 20 has a smaller radius, the outer sleeve 30 has a larger radius, and the N roller assemblies 10 are uniformly fixed between the inner sleeve 20 and the outer sleeve 30 as an outer circular ring, wherein N is an integer greater than or equal to 4 and less than or equal to 7, when the value of N is determined, the position of each roller assembly 10 is fixed between the inner sleeve 20 and the outer sleeve 30, and when the inner sleeve 20 or the outer sleeve 30 rotates, the roller assemblies 10 are driven to rotate in place.
One end of each of the N roller assemblies 10 is mounted on the base 50, and the other end of each of the N roller assemblies 10 is mounted with the pressure plate 40; because the end surfaces of the base 50 and the platen 40 are planes, the positions of the roller assemblies 10 mounted on the base 50 and the positions of the roller assemblies 10 mounted on the platen 40 are the same, so that the distances between points on two adjacent end surfaces of the base 50 and the platen 40 are equal, and the planes of the base 50 and the platen 40 are parallel to each other. Bolts 60 are also provided on the base 50 to allow the guide roller assembly 100 to be fixed in a desired position to provide guidance for other equipment.
When the inner sleeve 20 is driven to rotate by an external force, the inner sleeve 20 drives the N roller assemblies 10 to rotate, the N roller assemblies 10 support the inner sleeve 20 to rotate at the moment and drive the outer sleeve 30 to rotate, and the outer sleeve 30 disperses the radial force back to the N roller assemblies 10 due to the reaction of the force, so that the force applied to each part of the inner sleeve 20 is basically and uniformly distributed on each roller assembly 10, the stress of each roller assembly 10 is reduced, and all parts of the guide roller device 100 are uniformly abraded.
For example, when the trenchless directional pipe-laying drilling machine works, the guide roller device is used as the guide device, and the guide principle of the guide roller device and the working process of the trenchless directional pipe-laying drilling machine are as follows:
firstly, fixing a drill bit on a drill rod, rotating and pushing the drill rod by a power head to penetrate through an inner sleeve of a guide roller device to drill underground, or rotating and pulling the drill rod back by the power head to penetrate through the inner sleeve to ream underground; in the construction process, the inner sleeve rotates along with the drill rod, the roller assemblies support the inner sleeve to rotate, the outer sleeve rotates, the relative position of the guide roller device and the drill rod changes or shows a change trend along with the increase of working time, the bolt on the base resists the change trend, the bolt deforms, the inner sleeve disperses radial force to each roller assembly, the outer sleeve wraps the roller assemblies on the inner surfaces of the roller assemblies, and the force borne by the outer sleeve is uniformly exerted on the roller assemblies again, so that the radial force borne by the roller assemblies is strengthened, and the service life of the roller assemblies is prolonged.
The embodiment of the utility model provides a still provide a wheel components's structure:
referring to fig. 1, in N roller assemblies 10, an ith roller assembly 10 includes a roller 11, a roller retainer 12, a screw shaft 13 and two copper sleeves 14 nested on the screw shaft 13, the copper sleeves 14 are nested on the screw shaft 13 and then inserted into the roller 11, the roller 11 is nested in the roller retainer 12, and the roller 11 rotates in the roller retainer 12.
In specific application, the roller and the roller retainer ring are both hollow cylindrical structures, the radius relationship of the roller and the roller retainer ring meets the nesting relationship, the outer surface of the roller is in contact with the inner surface of the roller retainer ring, the inner surface of the roller is in contact with the outer surface of the copper sleeve, and the outer surface of the screw shaft is in contact with the inner surface of the copper sleeve.
In specific application, when the number of the roller assemblies is large enough or the diameter of each roller assembly is large enough, so that the two roller assemblies are in contact with each other, the inner sleeve rotates, the roller retainer rings in the stressed roller assemblies rotate to drive the adjacent roller assemblies to rotate, and along with the force transmission, when all the roller assemblies rotate, the outer sleeve rotates.
In the embodiment of the present invention, the rotation refers to axial rotation performed by the central shaft, and in the roller assembly, the central shafts of the roller, the roller retainer ring and the copper sleeve are the central shaft axis of the screw shaft.
Referring to fig. 1, in the embodiment of the present invention, the screw shaft 13 extends from two copper sleeves 14, the distance between two cross sections of the roller 11 and the roller retainer ring 12 is equal to the maximum distance between two cross sections of the copper sleeves 14, that is, two cross sections of two copper sleeves 14 that are not adjacent to each other are located on the same horizontal plane as two cross sections of the roller retainer ring 12, one end of the screw shaft 13 extending is installed on the base 50, and the pressure plate 40 is sleeved on the other end of the screw shaft 13 extending, so that one end of each of the N roller assemblies 10 is fixed on the base 50, and the pressure plate 40 presses the N roller assemblies 10 on the base 50, so that the N roller assemblies 10 are fixed on the base 50.
In a specific application, the screw shaft is fixed on the base in a way that: and (3) processing a thread structure at one end of the screw shaft, which extends out of the copper sleeve and is arranged on the base, and processing a thread groove in the base to ensure that the screw shaft is locked on the base.
Wherein, because the roller assembly 10 is fixed between the inner sleeve 20 and the outer sleeve 30, the roller retainer 12 can block the axial movement of the inner sleeve 20 and the outer sleeve 30 to axially position them.
Wherein, the platen 40 presses the N roller assemblies 10 on the base 50.
In the embodiment of the present invention, the pressure of the pressing plate 40 on the roller assembly 10 is increased by applying an external force to the pressing plate 40.
Referring to fig. 1, the end of the screw shaft 13, which is sleeved with the pressure plate 40, further includes a nut 60, the nut 70 is sleeved on the screw shaft 13 and is in contact with the pressure plate 40, the pressure plate 40 can be locked on the cross section of the copper sleeve 14, the cross section of the roller 11 and the cross section of the roller retainer 12, which are nested in the screw shaft 13, by locking the nut 70, and a force is applied to the pressure plate 40 by the nut 70, so that each component in the roller assembly 10 is fixed on the base 50.
In specific application, the screw shaft extends out of the copper sleeve and is sleeved with one end of the pressure plate, and a threaded structure can be machined and matched with the nut, so that the pressure plate is locked by the nut.
Referring to fig. 1, in the embodiment of the present invention, an oil nozzle 80 is further installed on a cross section of one end of the screw shaft 13, which is sleeved with the pressure plate 40; wherein, the oil nozzle 80 is used for guiding lubricating grease into the copper bush 14, the screw shaft 13 and the roller 11.
In concrete application, in order to make the oiling mouth can be with in the contact surface between the leading-in copper sheathing of lubricating grease ", screw shaft and the gyro wheel, still set up the oil groove in screw shaft center pin department to make lubricating grease by the in-process of oiling mouth to oil groove, extend to copper sheathing cross-section, gyro wheel cross-section, guarantee that copper sheathing, screw shaft, gyro wheel are lubricated by grease, increase of service life.
Wherein, when the grease overflows from the copper sleeve, the introduction of the grease can be stopped.
The embodiment of the utility model provides a guide roller device, including a plurality of roller components and the endotheca of fixing a plurality of roller components, the overcoat, pressure disk and base, wherein endotheca and overcoat are the ring structure, fix a plurality of roller components in the ring, pressure disk and base fix a plurality of roller components in the middle of, then have in the endotheca if drilling rod etc. drive the rotatory device of endotheca, the endotheca will receive external force influence and rotate on roller components, roller components drive the overcoat rotation, the base passes through the bolt fastening in the assigned position, the rotation of overcoat can make whole guide roller device displacement, therefore the bolt will produce the deformation, the endotheca will transmit the radial force of deformation to roller components this moment, transmit the force again to the overcoat in the roller components, through the reverse force, the overcoat will transmit the force back to roller components again, make the basic evenly distributed of the force that each part of endotheca received on each roller components, therefore, the force on each roller assembly is reduced, the abrasion speed of the roller assemblies, the inner sleeve, the outer sleeve and other components is reduced on the whole, and when the trenchless directional pipe-laying drilling machine is applied to the construction process, the protection force on the drill rod is increased, and the engineering progress is accelerated.
As shown in fig. 2, the present invention also provides a drill rod guide 300 (not shown) for use in a trenchless directional pipe-laying drill, comprising a holder 200 and the guide roller device 100 described above.
Wherein bolts 60 (not shown) secure base 50 to holder 200.
The above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; 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 (7)
1. A guide roller device is characterized by comprising N roller components, an inner sleeve, an outer sleeve, a pressure plate and a base, wherein the inner sleeve, the outer sleeve, the pressure plate and the base are used for fixing the roller components;
the inner sleeve and the outer sleeve form a circular ring, the inner sleeve is used as an inner circular ring, the outer sleeve is used as an outer circular ring, and N roller assemblies are uniformly fixed between the inner sleeve and the outer sleeve, wherein N is an integer which is greater than or equal to 4 and less than or equal to 7;
one end of each of the N roller assemblies is mounted on the base, and the other end of each of the N roller assemblies is provided with the pressure plate; the base is also provided with a bolt for fixing the base at a designated position;
when the outer force drives the inner sleeve to rotate, the inner sleeve drives the N roller assemblies to rotate, the N roller assemblies support the inner sleeve to rotate and drive the outer sleeve to rotate, and the outer sleeve disperses the radial force to the N roller assemblies.
2. The guide roller device according to claim 1, wherein the ith roller assembly comprises a roller, a roller retainer, a screw shaft and two copper sleeves nested on the screw shaft, the copper sleeves are nested on the screw shaft and then inserted into the roller, the roller is nested in the roller retainer, the roller also rotates in the roller retainer, wherein i is any integer of N;
the screw shaft extends out of the two copper sleeves, and the distance between the two sections of the roller and the roller retainer ring is equal to the maximum distance between the two sections of the copper sleeves;
the one end that the screw shaft stretches out is installed on the base, the pressure disk cover is in on the other end that the screw shaft stretches out.
3. The guide roller assembly of claim 2, wherein said roller retainer is a circular structure securing an inner sleeve and an outer sleeve to N of said roller assemblies.
4. The guide roller assembly of claim 2, wherein said screw shaft housing further includes a nut at an end of said pressure plate;
the nut is sleeved on the screw shaft and is in contact with the pressure plate;
and the nut is used for locking the pressure plate on the cross section of the copper sleeve nested in the screw shaft, the cross section of the roller and the cross section of the roller retainer ring.
5. The guide roller device according to claim 2, wherein the screw shaft sleeve is further provided with an oil nozzle in a section of one end of the pressure plate;
the oil injection nozzle is used for guiding lubricating grease into the copper sleeve, the screw shaft and the roller.
6. A pipe guide for use in a trenchless directional pipe-laying rig comprising a holder and a guide roller assembly as claimed in any one of claims 1 to 5.
7. The drill pipe guide for a trenchless directional pipe-laying drill of claim 6 wherein the bolt secures the base to the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971527.7U CN210317208U (en) | 2019-06-26 | 2019-06-26 | Guide roller device and drill rod guide applied to trenchless directional pipe laying drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971527.7U CN210317208U (en) | 2019-06-26 | 2019-06-26 | Guide roller device and drill rod guide applied to trenchless directional pipe laying drilling machine |
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| CN210317208U true CN210317208U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920971527.7U Active CN210317208U (en) | 2019-06-26 | 2019-06-26 | Guide roller device and drill rod guide applied to trenchless directional pipe laying drilling machine |
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| CN (1) | CN210317208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594077A (en) * | 2020-05-22 | 2020-08-28 | 孙学巍 | Drilling deviation prevention device for geotechnical engineering investigation and using method |
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2019
- 2019-06-26 CN CN201920971527.7U patent/CN210317208U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594077A (en) * | 2020-05-22 | 2020-08-28 | 孙学巍 | Drilling deviation prevention device for geotechnical engineering investigation and using method |
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