CN215861410U - Quick connecting and separating mechanism for positive and negative rotation power transmission of driving drill rod - Google Patents
Quick connecting and separating mechanism for positive and negative rotation power transmission of driving drill rod Download PDFInfo
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- CN215861410U CN215861410U CN202122188783.9U CN202122188783U CN215861410U CN 215861410 U CN215861410 U CN 215861410U CN 202122188783 U CN202122188783 U CN 202122188783U CN 215861410 U CN215861410 U CN 215861410U
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Abstract
The utility model relates to the technical field of drilling machines, in particular to a quick connecting and separating mechanism for positive and negative rotation power transmission of a driving drill rod, which is applied to a drilling machine, wherein the drilling machine is provided with a driving source, the drill rod and a connector arranged at the lower end of the drill rod, and the quick connecting and separating mechanism comprises: the first transmission shaft is rotatably arranged below the joint and is driven by the driving source to rotate; the second transmission shaft is nested in the first transmission shaft in a liftable manner, and the first transmission shaft can synchronously drive the second transmission shaft to rotate when rotating; the lifting element is arranged at the lower end of the first transmission shaft, is connected with the lower end of the second transmission shaft and is used for driving the second transmission shaft to lift; the sleeve is arranged at the upper end of the second transmission shaft extending out of the first transmission shaft and is matched with the joint; when the second transmission shaft ascends, the sleeve can be clamped with the joint, and when the second transmission shaft descends, the sleeve can be separated from the joint. The utility model solves the problems of low efficiency and high labor intensity of a manual operation connecting and separating mechanism in the prior art.
Description
Technical Field
The utility model relates to the technical field of drilling machines, in particular to a quick connecting and separating mechanism for positive and negative rotation power transmission of a driving drill rod.
Background
The drilling machine is a mechanical device which drives a drilling tool to drill underground to obtain real geological data in exploration or mineral resource (including solid ore, liquid ore, gas ore and the like) development. A diesel engine or other motors in the drilling machine are used as driving sources and are connected with joints of the drill rods through clamping structures, and therefore torque generated by power output shafts of the driving sources is transmitted to the drill rods through the joints.
At present, the drill rod is disassembled and assembled by connecting or separating the connecting and separating mechanism and the joint so as to facilitate the installation, later maintenance and replacement of the drill rod. The existing connecting and separating mechanism can be clamped with or separated from the joint only by manually carrying out long-time complex operation, the efficiency is very low, the construction cost expenditure is increased, and the labor intensity is higher.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a quick connecting and separating mechanism for positive and negative rotation power transmission of a driving drill rod, and aims to solve the problems of low efficiency and high labor intensity of a manual operation connecting and separating mechanism in the prior art.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a quick connection and separating mechanism are used in positive and negative rotation power transmission of initiative drilling rod, is applied to on the rig, and this rig has the joint that driving source, drilling rod and drilling rod lower extreme set up, quick connection and separating mechanism include:
the first transmission shaft is of a hollow structure, is rotatably arranged below the joint and is driven by the driving source to rotate;
the second transmission shaft is nested in the first transmission shaft in a liftable manner, and the first transmission shaft can synchronously drive the second transmission shaft to rotate when rotating;
the lifting element is arranged at the lower end of the first transmission shaft, is connected with the lower end of the second transmission shaft and is used for driving the second transmission shaft to lift; and
the sleeve is arranged at the upper end of the second transmission shaft extending out of the first transmission shaft and is matched with the joint;
when the second transmission shaft ascends, the sleeve can be clamped with the joint, and when the second transmission shaft descends, the sleeve can be separated from the joint.
The utility model is further improved in that the joint is of a polygonal column structure.
In a further development of the utility model, the joint is of one of a hexagonal cylindrical structure or an octagonal cylindrical structure.
The utility model is further improved in that the upper end of the joint is connected with the lower end of the drill rod through a universal joint coupling.
The utility model is further improved in that the polygonal hole section arranged on the sleeve is matched with the joint, and the depth of the polygonal hole section is larger than the length of the joint.
The utility model has the further improvement that the second transmission shaft is of a polygonal column structure, and the first transmission shaft is axially provided with a slide way matched with the second transmission shaft.
The utility model is further improved in that the first transmission shaft, the second transmission shaft, the joint and the drill rod are all coaxially arranged.
The utility model is further improved in that the lifting element is a manual pressurizing hydraulic cylinder, a cylinder body of the lifting element is connected with the lower end of the first transmission shaft, and the end part of a piston rod is connected with the lower end of the second transmission shaft.
The utility model is further improved in that the lifting element is an oil pump driving type hydraulic cylinder, a cylinder body of the lifting element is connected with the lower end of the first transmission shaft, and the end part of a piston rod is connected with the lower end of the second transmission shaft; the oil pump driving type hydraulic cylinder is provided with a rotary joint, and is communicated with an oil way between the oil pump through the rotary joint.
The utility model is further improved in that the power output shaft of the driving source is horizontally arranged, the first transmission shaft is arranged perpendicular to the horizontal plane, and a first bevel gear arranged on the first transmission shaft is meshed with a second bevel gear arranged on the power output shaft of the driving source.
Due to the adoption of the technical scheme, the utility model has the technical progress that:
the utility model provides a quick connecting and separating mechanism for positive and negative rotation power transmission of a driving drill rod. Compared with the prior art, the connecting and separating mechanism can realize the clamping and the separation of the sleeve and the joint more quickly, saves time and labor and has great popularization value.
The above technical advances are achieved primarily by the following detailed technical improvements:
nested in hollow structure's first transmission shaft with second transmission shaft liftable, operating personnel only need through control elevating element action, and then drive second transmission shaft axial lift in first drive axle, drive the sleeve simultaneously and go up and down to realize sleeve and drilling rod lower extreme joint's joint or break away from, compare among the prior art, easy operation, the sleeve with the joint of joint or break away from sooner, and intensity of labour greatly reduced, easy dismounting greatly saves construction cost.
After the sleeve and the joint are clamped in place, the slide way axially arranged on the first transmission shaft is matched with the second transmission shaft of the polygonal cylinder structure, and when the first transmission shaft rotates under the driving of the driving source, the second transmission shaft is driven to synchronously rotate, so that the drill rod is driven to rotate through the sleeve and the joint. The joint and the second transmission shaft adopt a polygonal column structure, so that forward torque and reverse torque can be provided, and the transmission efficiency is higher and more stable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic structural view of the quick connect and disconnect mechanism of the present invention;
description of reference numerals:
10-driving source power output shaft, 11-second bevel gear, 20-drill rod, 21-joint, 22-universal joint coupler, 31-first transmission shaft, 311-first bevel gear, 32-second transmission shaft, 33-lifting element, 34-sleeve, 341-polygonal hole section and 342-through hole.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system architectures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The utility model provides a quick connecting and separating mechanism for positive and negative rotation power transmission of a driving drill rod, which is applied to a drilling machine and can be known from the attached figure 1 of the specification, wherein the drilling machine is provided with a driving source, a drill rod 20 and a joint 21 arranged at the lower end of the drill rod 20, and the driving source can be a motor or a combination body consisting of the motor and a speed reducer.
Quick connect and release mechanism includes: a first transmission shaft 31, a second transmission shaft 32, a lifting element 33 and a sleeve 34. The first transmission shaft 31 is a hollow structure, is rotatably arranged below the joint 21, and is driven by a driving source to rotate; the second transmission shaft 32 is nested in the first transmission shaft 31 in a liftable manner, and the first transmission shaft 31 can synchronously drive the second transmission shaft 32 to rotate when rotating; the lifting element 33 is arranged at the lower end of the first transmission shaft 31, is connected with the lower end of the second transmission shaft 32 and is used for driving the second transmission shaft 32 to lift; the sleeve 34 is arranged at the upper end of the second transmission shaft 32 extending out of the first transmission shaft 31, and the sleeve 34 is matched with the joint 21; when the second transmission shaft 32 is lifted, the sleeve 34 can be clamped with the joint 21, and when the second transmission shaft 32 is lowered, the sleeve 34 can be separated from the joint 21;
when the device is used, an operator only needs to control the lifting element 33 to move, so that the second transmission shaft 32 is driven to axially lift in the first driving shaft, and the sleeve 34 is driven to lift at the same time, so that the sleeve 34 is clamped or separated from the lower end joint 21 of the drill rod 20. After the sleeve 34 and the joint 21 are clamped in place, the first transmission shaft 31 is driven by the driving source to rotate, so that the second transmission shaft is driven to synchronously rotate, and the drill rod 20 is driven to rotate through the sleeve 34 and the joint 21. Compared with the prior art, easy operation, sleeve 34 with connect 21 the joint or break away from sooner, and intensity of labour greatly reduced avoids causing the potential safety hazard of personnel's operation, easy dismounting greatly saves construction cost.
As an embodiment, the joint 21 is a polygonal column structure, which can provide both forward torque and reverse torque, and has higher transmission efficiency and more stability.
In the present embodiment, the joint 21 has one of a hexagonal cylindrical structure and an octagonal cylindrical structure, and preferably has an octagonal cylindrical structure. The lower end of the joint 21 is provided with a round angle or a chamfer angle, so that the joint 21 is conveniently clamped in the sleeve 34.
As an example, as can be seen from fig. 1 of the specification, the upper end of the joint 21 is connected to the lower end of the drill rod 20 by a universal joint coupling 22. The use of universal joint coupling 22 can effectively improve the flexibility that connects 21, connects 21 and 34 joint in-process of sleeve, makes things convenient for operating personnel according to actual conditions, finely tunes the contained angle between joint 21 and drilling rod 20 to accomplish the joint operation more fast.
In this embodiment, as can be seen from fig. 1 of the specification, the polygonal hole 341 formed in the sleeve 34 is adapted to the joint 21, and the depth of the polygonal hole 341 is greater than the length of the joint 21. In actual work progress, impurity such as the earth of joint 21 tip adhesion often, polygon hole section 341 degree of depth is greater than joint 21 length, even joint 21 tip adhesion earth, does not hinder the going on of joint operation yet. The outer surface of the sleeve 34 is provided with a through hole 342 communicating with the polygonal hole section 341, and after the inside of the polygonal hole section 341 is cleaned with water, waste water is discharged from the through hole 342.
Specifically, the distance between one plane of the polygonal hole section 341 in the circumferential direction and the corresponding plane on the joint 21 is 0.2-0.3 mm.
In an embodiment, the second transmission shaft 32 has a polygonal column structure, and the first transmission shaft 31 is axially provided with a slide way adapted to the second transmission shaft 32. The second transmission shaft 32 adopts a polygonal column structure, so that forward torque and reverse torque can be provided, and the transmission efficiency is higher and more stable.
As an embodiment, the first transmission shaft 31, the second transmission shaft 32, the joint 21 and the drill rod 20 are coaxially arranged, so that the transmission is more stable while the maximum torque is ensured.
In one embodiment, the lifting element 33 is a manual hydraulic cylinder, and the cylinder body is connected to the lower end of the first transmission shaft 31, and the end of the piston rod is connected to the lower end of the second transmission shaft 32. The manual pressurizing hydraulic cylinder is simple and convenient to operate and has low requirements on the proficiency of operators.
As an embodiment, the lifting element 33 is an oil pump driven hydraulic cylinder, the cylinder body of which is connected with the lower end of the first transmission shaft 31, and the end of the piston rod is connected with the lower end of the second transmission shaft 32; the oil pump driving type hydraulic cylinder is provided with a rotary joint 21, and is communicated with an oil passage between oil pumps through the rotary joint 21.
Specifically, the rotary joint 21 is fixedly connected with the chassis of the drilling machine, and when the first transmission shaft 31 drives the oil pump driving type hydraulic cylinder to synchronously rotate, the rotary joint 21 can continuously and stably supply oil to the oil pump driving type hydraulic cylinder.
The operating device for controlling the oil pump can be integrated to a control console of the drilling machine, and an operator can control the oil pump through the control console on the drilling machine to change oil supply to the oil pump driving type hydraulic cylinder, so that the oil pump driving type hydraulic cylinder is lifted.
As an example, the lifting element 33 may also be an electro-hydraulic ram.
As an embodiment, as can be known from the attached figure 1 in the specification, the power output shaft 10 of the driving source is horizontally arranged, so that the driving source can be transversely arranged on a chassis of the drilling machine, the layout is reasonable, and the transportation is convenient. The first transmission shaft 31 is arranged perpendicular to the horizontal plane, and a first bevel gear 311 arranged on the first transmission shaft 31 is engaged with a second bevel gear 11 arranged on the power output shaft 10 of the driving source.
It is noted that, in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, 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, and the phrase" comprising a.once.a.limited element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art 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 (10)
1. The utility model provides a positive and negative rotation power transmission of initiative drilling rod is with quick connect and separating mechanism, is applied to on the rig, and this rig has the joint that driving source, drilling rod and drilling rod lower extreme set up, its characterized in that, quick connect and separating mechanism includes:
the first transmission shaft is of a hollow structure, is rotatably arranged below the joint and is driven by the driving source to rotate;
the second transmission shaft is nested in the first transmission shaft in a liftable manner, and the first transmission shaft can synchronously drive the second transmission shaft to rotate when rotating;
the lifting element is arranged at the lower end of the first transmission shaft, is connected with the lower end of the second transmission shaft and is used for driving the second transmission shaft to lift; and
the sleeve is arranged at the upper end of the second transmission shaft extending out of the first transmission shaft and is matched with the joint;
when the second transmission shaft ascends, the sleeve can be clamped with the joint, and when the second transmission shaft descends, the sleeve can be separated from the joint.
2. The quick connecting and separating mechanism for the positive and negative rotation power transmission of the active drill rod as claimed in claim 1, wherein the joint is a polygonal column structure.
3. The quick connecting and disconnecting mechanism for positive and negative rotation power transmission of an active drill rod as claimed in claim 2, wherein the joint is one of a hexagonal cylinder structure or an octagonal cylinder structure.
4. The quick connecting and disconnecting mechanism for positive and negative rotation power transmission of an active drill rod as claimed in claim 1, wherein the upper end of the joint is connected with the lower end of the drill rod through a universal joint coupler.
5. The quick connecting and separating mechanism for the positive and negative rotation power transmission of the active drill rod as claimed in claim 2, wherein the sleeve is provided with a polygonal hole section which is matched with the joint, and the depth of the polygonal hole section is greater than the length of the joint.
6. The quick connecting and separating mechanism for the positive and negative rotation power transmission of the active drill rod as claimed in claim 1, wherein the second transmission shaft is a polygonal cylinder structure, and the first transmission shaft is axially provided with a slide way matched with the second transmission shaft.
7. The quick connecting and disconnecting mechanism for positive and negative rotation power transmission of an active drill rod as claimed in claim 1, wherein the first transmission shaft, the second transmission shaft, the joint and the drill rod are coaxially arranged.
8. The quick coupling and decoupling mechanism for positive and negative rotation power transmission of an active drill rod as claimed in claim 1, wherein the lifting element is a manual hydraulic cylinder, a cylinder body of the hydraulic cylinder is connected with the lower end of the first transmission shaft, and an end of a piston rod is connected with the lower end of the second transmission shaft.
9. The quick connecting and disconnecting mechanism for the positive and negative rotation power transmission of the active drill rod according to claim 1, wherein the lifting element is an oil pump-driven hydraulic cylinder, a cylinder body of the hydraulic cylinder is connected with the lower end of the first transmission shaft, and the end of a piston rod is connected with the lower end of the second transmission shaft; the oil pump driving type hydraulic cylinder is provided with a rotary joint, and is communicated with an oil way between the oil pump through the rotary joint.
10. The quick coupling and decoupling mechanism for positive and negative rotation power transmission of a kelly according to claim 1, wherein the power output shaft of the driving source is horizontally disposed, the first transmission shaft is disposed perpendicular to the horizontal plane, and the first bevel gear disposed on the first transmission shaft is engaged with the second bevel gear disposed on the power output shaft of the driving source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122188783.9U CN215861410U (en) | 2021-09-10 | 2021-09-10 | Quick connecting and separating mechanism for positive and negative rotation power transmission of driving drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122188783.9U CN215861410U (en) | 2021-09-10 | 2021-09-10 | Quick connecting and separating mechanism for positive and negative rotation power transmission of driving drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215861410U true CN215861410U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122188783.9U Active CN215861410U (en) | 2021-09-10 | 2021-09-10 | Quick connecting and separating mechanism for positive and negative rotation power transmission of driving drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215861410U (en) |
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2021
- 2021-09-10 CN CN202122188783.9U patent/CN215861410U/en active Active
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