CN203891789U - Automatic assembling and disassembling joint for spiral drill rod of underground drill rig - Google Patents
Automatic assembling and disassembling joint for spiral drill rod of underground drill rig Download PDFInfo
- Publication number
- CN203891789U CN203891789U CN201420294055.3U CN201420294055U CN203891789U CN 203891789 U CN203891789 U CN 203891789U CN 201420294055 U CN201420294055 U CN 201420294055U CN 203891789 U CN203891789 U CN 203891789U
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- CN
- China
- Prior art keywords
- rod section
- polished rod
- section
- face
- unthreaded hole
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- Withdrawn - After Issue
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Abstract
The utility model relates to a drill rod joint, in particular to an automatic assembling and disassembling joint for a spiral drill rod of an underground drill rig. The problems that an existing drill rod joint is prone to causing human injuries and large labor intensity of workers are solved. The automatic assembling and disassembling joint for the spiral drill rod of the underground drill rig comprises a female joint, a male joint and a movable nut. The female joint comprises a first polished rod section and a screw rod section. The front end face of the screw rod section and the rear end face of the first polished rod section are fixed into a whole. The rear end face of the screw rod section is provided with an inner hexagonal hole. The male joint comprises a second polished rod section, a third polished rod section and a fourth polished rod section. The front end face of the second polished rod section extends to be fixedly provided with an outer hexagonal protrusion. The outer hexagonal protrusion is assembled in the inner hexagonal hole in a sliding mode. The front end face of the third polished rod and the rear end face of the second polished rod section are fixed into a whole. The front end face of the fourth polished rod section and the rear end face of the third polished rod section are fixed into a whole. The automatic assembling and disassembling joint for the spiral drill rod of the underground drill rig is applicable to assembly and disassembly of the spiral drill rod.
Description
Technical field
The utility model relates to tool joint, specifically a kind of underground drill rig auger stem Auto-mounting and dismounting joint.
Background technology
Underground drill rig is widely used in the lower gas hole of beating of coal mine.In numerous parts of underground drill rig, auger stem belongs to the core component of underground drill rig.In the time that underground drill rig carries out work, need to utilize tool joint that many auger stems are coupled together, realize thus the installation of auger stem.When after underground drill rig power cut-off, need to utilize tool joint that many auger stems are separated, realize thus the dismounting of auger stem.At present, tool joint, by the female joint with pin hole and the composition of the male joint with pin hole, adopts six sides or quartet connection, and is fixed by pin between female joint and male joint.In actual applications, in the time carrying out the installation and removal of auger stem, being connected with separating between female joint and male joint need to have been coordinated by two workmans that (a workman operates rig, another workman carries out being connected and separating between female joint and male joint by hand), bring thus following problem: one, workman is in engagement process, once there is mismate, workman's hand or clothes are easy to be involved in auger stem, cause thus personal injury.Its two, workman, in engagement process, need to be near gas aperture, once occur Gas Outburst, can cause equally personal injury.Its three, workman is in engagement process, labour intensity is very large.Based on this, be necessary to invent a kind of brand-new tool joint, easily cause personal injury to solve existing tool joint, cause the problem that labor strength is large.
Summary of the invention
The utility model easily causes personal injury in order to solve existing tool joint, causes the problem that labor strength is large, and a kind of underground drill rig auger stem Auto-mounting and dismounting joint are provided.
The utility model is to adopt following technical scheme to realize: a kind of underground drill rig auger stem Auto-mounting and dismounting joint, comprise female joint, male joint, traveling nut; Described female joint comprises the first polished rod section, spiro rod section; The rear end face of the front end face of spiro rod section and the first polished rod section is fixed as one, and the externally threaded large footpath of spiro rod section is less than the diameter of the first polished rod section; The rear end face of spiro rod section offers interior six side's shrinkage pools, and the degree of depth of interior six side's shrinkage pools is greater than the length of spiro rod section; The axis of the axis of the first polished rod section, the axis of spiro rod section, interior six side's shrinkage pools all overlaps; Described male joint comprises the second polished rod section, the 3rd polished rod section, the 4th polished rod section; The diameter of the second polished rod section equates with the externally threaded path of spiro rod section; The front end face extension of the second polished rod section is fixed with outer six side's projections; The length of outer six side's projections is greater than the length of spiro rod section, and the length of outer six side's projections is less than the degree of depth of interior six side's shrinkage pools; Outer six side's projection slidable fit are in interior six side's shrinkage pools; The rear end face of the front end face of the 3rd polished rod section and the second polished rod section is fixed as one, and the diameter of the 3rd polished rod section is less than the diameter of the second polished rod section; The rear end face of the front end face of the 4th polished rod section and the 3rd polished rod section is fixed as one, and the equal diameters of the diameter of the 4th polished rod section and the first polished rod section; The axis of the axis of the second polished rod section, the axis of the 3rd polished rod section, the 4th polished rod section, the axis of outer six side's projections all overlap; Described traveling nut comprises screw section, the first unthreaded hole section, the second unthreaded hole section; The internal thread of screw section and the external screw thread of spiro rod section cooperatively interact, and the length of screw section is less than the length of spiro rod section; The rear end face of the front end face of the first unthreaded hole section and screw section is fixed as one, and the length of the first unthreaded hole section and the second polished rod section is equal in length; The first unthreaded hole section is rotated the side that is assemblied in the second polished rod section; The rear end face of the front end face of the second unthreaded hole section and the first unthreaded hole section is fixed as one, and the length of the second unthreaded hole section and the 3rd polished rod section is equal in length; The second unthreaded hole section is rotated the side that is assemblied in the 3rd polished rod section; The axis of the axis of screw section, the axis of the first unthreaded hole section, the second unthreaded hole section all overlaps.
When use, the rear end face of the front end face of the first polished rod section and last auger stem is fixed as one, the front end face of the rear end face of the 4th polished rod section and a rear auger stem is fixed as one, and utilizes all parts of underground drill rig (for example MTT 790-2006 type underground drill rig) to realize (comprising that front clamp device, rear clamper, power are first-class) installation and removal of auger stem.Concrete use procedure comprises: one, auger stem is installed: first, the front clamp device of underground drill rig clamps the first polished rod section, and the rear clamper of underground drill rig clamps traveling nut, and makes the axis of interior six side's shrinkage pools and the dead in line of outer six side's projections.Then, the front clamp device of underground drill rig drives the first polished rod section to move backward, and outer six side's projections are inserted in interior six side's shrinkage pools thus gradually.In the time that the rear end face of spiro rod section flushes with the front end face of screw section, the front clamp device of underground drill rig unclamps the first polished rod section, and the unit head of underground drill rig drives the first polished rod section to carry out forward rotation, and spiro rod section is screwed in screw section thus gradually.In the time that the rear end face of spiro rod section flushes with the rear end face of screw section, the unit head of underground drill rig stops driving the first polished rod section, has realized thus being connected between female joint and male joint, thereby last auger stem and a rear auger stem are coupled together.By that analogy, many auger stems can be coupled together, thereby realize the installation of auger stem.Two, dismounting auger stem: first, the rear clamper of underground drill rig clamps traveling nut, and the unit head of underground drill rig drives the first polished rod section to rotate backward, and spiro rod section is back-outed outside screw section thus gradually.In the time that the rear end face of spiro rod section flushes with the front end face of screw section, the unit head of underground drill rig stops driving the first polished rod section, and the front clamp device of underground drill rig clamps the first polished rod section.Then, the front clamp device of underground drill rig drives the first polished rod section to move forward, and outer six side's projections are extracted out outside interior six side's shrinkage pools thus gradually.Until in the time that the rear end face of spiro rod section flushes with the front end face of outer six side's projections, the front clamp device of underground drill rig stops driving the first polished rod section, realize thus separating between female joint and male joint, thereby last auger stem and a rear auger stem have been separated.By that analogy, many auger stems can be separated, thereby realize the dismounting of auger stem.Based on said process, compared with existing tool joint, a kind of underground drill rig auger stem Auto-mounting described in the utility model and dismounting joint are without workman's compounding practice, and only need be by utilizing all parts of underground drill rig, can realize Auto-mounting and the automatic dismantling of auger stem, effectively avoid on the one hand thus the personal injury causing because of workman's mismate, make on the other hand workman away from gas aperture, effectively avoid the personal injury causing because of Gas Outburst, the third aspect has effectively reduced workman's labour intensity, thereby efficiently solve existing tool joint and easily cause personal injury, cause the problem that labor strength is large.
The utility model is rational in infrastructure, it is ingenious to design, and efficiently solves existing tool joint and easily causes personal injury, causes the problem that labor strength is large, is applicable to the installation and removal of auger stem.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: 1-the first polished rod section, 2-spiro rod section, six side's shrinkage pools in 3-, 4-the second polished rod section, 5-the 3rd polished rod section, 6-the 4th polished rod section, the outer six side's projections of 7-, 8-screw section, 9-the first unthreaded hole section, 10-the second unthreaded hole section.
Detailed description of the invention
A kind of underground drill rig auger stem Auto-mounting and dismounting joint, comprise female joint, male joint, traveling nut;
Described female joint comprises the first polished rod section 1, spiro rod section 2; The rear end face of the front end face of spiro rod section 2 and the first polished rod section 1 is fixed as one, and the externally threaded large footpath of spiro rod section 2 is less than the diameter of the first polished rod section 1; The rear end face of spiro rod section 2 offers interior six side's shrinkage pools 3, and the degree of depth of interior six side's shrinkage pools 3 is greater than the length of spiro rod section 2; The axis of the axis of the first polished rod section 1, the axis of spiro rod section 2, interior six side's shrinkage pools 3 all overlaps;
Described male joint comprises the second polished rod section 4, the 3rd polished rod section 5, the 4th polished rod section 6; The diameter of the second polished rod section 4 equates with the externally threaded path of spiro rod section 2; The front end face extension of the second polished rod section 4 is fixed with outer six side's projections 7; The length of outer six side's projections 7 is greater than the length of spiro rod section 2, and the length of outer six side's projections 7 is less than the degree of depth of interior six side's shrinkage pools 3; Outer six side's projection 7 slidable fit are in interior six side's shrinkage pools 3; The rear end face of the front end face of the 3rd polished rod section 5 and the second polished rod section 4 is fixed as one, and the diameter of the 3rd polished rod section 5 is less than the diameter of the second polished rod section 4; The rear end face of the front end face of the 4th polished rod section 6 and the 3rd polished rod section 5 is fixed as one, and the equal diameters of the diameter of the 4th polished rod section 6 and the first polished rod section 1; The axis of the axis of the second polished rod section 4, the axis of the 3rd polished rod section 5, the 4th polished rod section 6, the axis of outer six side's projections 7 all overlap;
Described traveling nut comprises screw section 8, the first unthreaded hole section 9, the second unthreaded hole section 10; The external screw thread of the internal thread of screw section 8 and spiro rod section 2 cooperatively interacts, and the length of screw section 8 is less than the length of spiro rod section 2; The rear end face of the front end face of the first unthreaded hole section 9 and screw section 8 is fixed as one, and the length of the first unthreaded hole section 9 and the second polished rod section 4 is equal in length; The first unthreaded hole section 9 is rotated the side that is assemblied in the second polished rod section 4; The rear end face of the front end face of the second unthreaded hole section 10 and the first unthreaded hole section 9 is fixed as one, and the length of the second unthreaded hole section 10 and the 3rd polished rod section 5 is equal in length; The second unthreaded hole section 10 is rotated the side that is assemblied in the 3rd polished rod section 5; The axis of the axis of screw section 8, the axis of the first unthreaded hole section 9, the second unthreaded hole section 10 all overlaps.
Claims (1)
1. underground drill rig auger stem Auto-mounting and a dismounting joint, is characterized in that: comprise female joint, male joint, traveling nut;
Described female joint comprises the first polished rod section (1), spiro rod section (2); The rear end face of the front end face of spiro rod section (2) and the first polished rod section (1) is fixed as one, and the externally threaded large footpath of spiro rod section (2) is less than the diameter of the first polished rod section (1); The rear end face of spiro rod section (2) offers interior six side's shrinkage pools (3), and the degree of depth of interior six side's shrinkage pools (3) is greater than the length of spiro rod section (2); The axis of the axis of the first polished rod section (1), the axis of spiro rod section (2), interior six side's shrinkage pools (3) all overlaps;
Described male joint comprises the second polished rod section (4), the 3rd polished rod section (5), the 4th polished rod section (6); The diameter of the second polished rod section (4) equates with the externally threaded path of spiro rod section (2); The front end face extension of the second polished rod section (4) is fixed with outer six side's projections (7); The length of outer six side's projections (7) is greater than the length of spiro rod section (2), and the length of outer six side's projections (7) is less than the degree of depth of interior six side's shrinkage pools (3); Outer six side's projection (7) slidable fit are in interior six side's shrinkage pools (3); The rear end face of the front end face of the 3rd polished rod section (5) and the second polished rod section (4) is fixed as one, and the diameter of the 3rd polished rod section (5) is less than the diameter of the second polished rod section (4); The rear end face of the front end face of the 4th polished rod section (6) and the 3rd polished rod section (5) is fixed as one, and the equal diameters of the diameter of the 4th polished rod section (6) and the first polished rod section (1); The axis of the axis of the second polished rod section (4), the axis of the 3rd polished rod section (5), the 4th polished rod section (6), the axis of outer six side's projections (7) all overlap;
Described traveling nut comprises screw section (8), the first unthreaded hole section (9), the second unthreaded hole section (10); The external screw thread of the internal thread of screw section (8) and spiro rod section (2) cooperatively interacts, and the length of screw section (8) is less than the length of spiro rod section (2); The rear end face of the front end face of the first unthreaded hole section (9) and screw section (8) is fixed as one, and the length of the first unthreaded hole section (9) and the second polished rod section (4) is equal in length; The first unthreaded hole section (9) is rotated the side that is assemblied in the second polished rod section (4); The rear end face of the front end face of the second unthreaded hole section (10) and the first unthreaded hole section (9) is fixed as one, and the length of the second unthreaded hole section (10) and the 3rd polished rod section (5) is equal in length; The second unthreaded hole section (10) is rotated the side that is assemblied in the 3rd polished rod section (5); The axis of the axis of screw section (8), the axis of the first unthreaded hole section (9), the second unthreaded hole section (10) all overlaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294055.3U CN203891789U (en) | 2014-06-05 | 2014-06-05 | Automatic assembling and disassembling joint for spiral drill rod of underground drill rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294055.3U CN203891789U (en) | 2014-06-05 | 2014-06-05 | Automatic assembling and disassembling joint for spiral drill rod of underground drill rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203891789U true CN203891789U (en) | 2014-10-22 |
Family
ID=51718205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420294055.3U Withdrawn - After Issue CN203891789U (en) | 2014-06-05 | 2014-06-05 | Automatic assembling and disassembling joint for spiral drill rod of underground drill rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203891789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982147A (en) * | 2014-06-05 | 2014-08-13 | 山西华鑫电气有限公司 | Automatic mounting and demounting connector for auger stem of underground drill rig |
-
2014
- 2014-06-05 CN CN201420294055.3U patent/CN203891789U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982147A (en) * | 2014-06-05 | 2014-08-13 | 山西华鑫电气有限公司 | Automatic mounting and demounting connector for auger stem of underground drill rig |
| CN103982147B (en) * | 2014-06-05 | 2016-01-20 | 山西华鑫电气有限公司 | A kind of underground drill rig auger stem Auto-mounting and dismounting joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |