CN210948519U - Water-closing drill rod - Google Patents
Water-closing drill rod Download PDFInfo
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- CN210948519U CN210948519U CN201921480201.0U CN201921480201U CN210948519U CN 210948519 U CN210948519 U CN 210948519U CN 201921480201 U CN201921480201 U CN 201921480201U CN 210948519 U CN210948519 U CN 210948519U
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- water closing
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Abstract
The utility model relates to a water-closing drill rod, which comprises a drill rod body and a water-closing device, wherein the drill rod body comprises a male joint and a female joint, the water-closing device comprises a connecting seat, a spring and a water-closing component, and the connecting seat, the spring and the water-closing component are all arranged in the female joint; the water closing assembly and the spring are arranged on the connecting seat in a penetrating mode and can axially slide along the central axis of the connecting seat; when the male connector is screwed into the corresponding female connector, the front end of the male connector pushes the water closing assembly to compress the spring so as to open the passage of the water closing device for water communication; when the male connector is screwed out of the corresponding female connector, the spring is reset by the restoring force to push the passage of the water closing device to be closed to close water. The utility model discloses rational in infrastructure, installation convenient to use, normal condition lower normal close, the installation back is normally opened, and the result of use is good, to prior art, has fine market prospect and development space.
Description
Technical Field
The utility model relates to a colliery is drill rod technical field in the pit, concretely relates to water-stop drill rod.
Background
In the mining operation of colliery in the pit, often use the rig, at the colliery drilling rod that uses in the pit, drilling rod inside in the pit often need lead to water, at the in-process of drilling and after the drilling, need install or dismantle the drilling rod, the drilling rod is inside to remain a large amount of water and will follow the installation or dismantle the outflow this moment, leads to the scene comparatively dirty and disorderly. And along with the increase of the drilling depth, if the water source in the drill rod flows out, the time for supplying water again after a new drill rod is added is gradually increased, so that the whole drilling efficiency is influenced.
Under the current situation, the water closing method adopted by the water closing drill rod is that the water closing ring is pushed to be opened by water pressure and is normally closed in a normal state, so that water passing and water closing of the drill rod are realized, but when the water pressure is low, the water closing ring cannot be pushed to be opened by the water pressure, so that the drill rod cannot pass water, and the existing technology cannot be used in a low-pressure or non-pressure state. The prior art can be used in a high-pressure state, but still has the problem of larger damping, and under the conditions of deeper drilling depth and more drill rods, the pressure loss is more serious, and the use effect is not good under the environmental condition with higher pressure requirement.
How to design a rational in infrastructure, design benefit, installation convenient to use, normally closed under the normal condition, the installation back is normally opened, and the good water drilling rod that closes of result of use is the problem that needs to solve at present.
SUMMERY OF THE UTILITY MODEL
In order to solve the traditional drilling process and after drilling, the drill rod needs to be installed or disassembled, and at the moment, a large amount of residual water in the drill rod flows out from the installation or the disassembly position, so that the site is dirty and messy. And along with the increase of the degree of depth of drilling, if the inside water source of drilling rod flows, the time of supplying water again after installing new drilling rod additional will increase gradually, thereby influence whole efficiency of drilling, when water pressure is lower, water pressure can't promote to close the water ring and open, lead to the unable water that leads to the drilling rod, consequently current technique can't use under low pressure or non-pressure state, there is the great problem of damping under high-pressure state, it is darker to creep into the degree of depth, under the more condition of drilling rod quantity, pressure loss is comparatively serious, the not good technical problem of result of use under the higher environmental condition of pressure requirement, the utility model provides a close water drilling rod, it is rational in infrastructure to come to realize, design benefit, installation convenient to use, normally closed under the normal condition, install the back normally open, the good purpose of result of.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a water-closing drill rod comprises a drill rod body and a water-closing device, wherein the drill rod body comprises a male joint and a female joint, the water-closing device comprises a connecting seat, a spring and a water-closing assembly, and the connecting seat, the spring and the water-closing assembly are all arranged in the female joint; the water closing assembly and the spring are arranged on the connecting seat in a penetrating mode and can axially slide along the central axis of the connecting seat, and a water through hole is formed in the rear end of the connecting seat; when the male connector is screwed into the corresponding female connector, the front end of the male connector pushes the water closing assembly to compress the spring so as to open the passage of the water closing device and lead water from the water through hole; when the male connector is screwed out of the corresponding female connector, the spring is reset by the restoring force to push the passage of the water closing device to be closed to close water.
The connecting seat comprises a connecting thread, a central hole and a water closing conical surface, the connecting thread is positioned outside the central hole, and the water closing conical surface is positioned at the rear part of the central hole.
The water closing assembly comprises a water closing end, a water passing end and an intermediate shaft, the water passing end is located at the front end of the intermediate shaft, a plurality of through fan blade holes for passing water are uniformly formed in the water passing end, the water closing end is fixedly connected to the rear end of the intermediate shaft, the water closing end, the water passing end and the intermediate shaft form an I-shaped structure, and the water closing end is provided with a water closing conical surface matched with the water closing conical surface.
The diameter of the water closing end is larger than the outer diameter of the central hole, and the water closing end is tightly attached to the water closing conical surface of the connecting seat, so that water leakage during closing is prevented.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model comprises a drill rod body and a water closing device, wherein the drill rod body comprises a male joint and a female joint, the water closing device comprises a connecting seat, a spring and a water closing component, and the connecting seat, the spring and the water closing component are all arranged in the female joint; the water closing assembly and the spring are arranged on the connecting seat in a penetrating mode and can axially slide along the central axis of the connecting seat; when the male connector is screwed into the corresponding female connector, the front end of the male connector pushes the water closing assembly to compress the spring so as to open the passage of the water closing device for water communication; when the male connector is screwed out of the corresponding female connector, the spring is reset by the restoring force to push the passage of the water closing device to be closed so as to close water;
2) the water closing assembly comprises a water closing end, a water passing end and an intermediate shaft, wherein the water passing end is positioned at the front end of the intermediate shaft, the water closing end is fixedly connected to the rear end of the intermediate shaft, the water closing end, the water passing end and the intermediate shaft form an I-shaped structure, and the water closing end is provided with a water closing conical surface matched with the water closing conical surface;
3) under a normal state, the water closing end moves to the left along with the middle shaft under the action of the spring force to the joint of the water closing end and the water closing conical surface of the connecting seat, and at the moment, a central hole formed in the connecting seat is blocked and closed by the water closing end, so that the water closing effect of the drill rod is realized;
4) when the male joint of the drill rod is screwed into the female joint, the front end of the male joint pushes the water closing assembly to compress the spring so as to open the water closing device passage for water communication, and the central hole on the connecting seat is exposed, so that water can be continuously supplied into the drill rod;
5) when the drill rod is disassembled and the male joint is screwed out of the corresponding female joint, the spring is reset by the restoring force to push the water closing device to close the passage for closing water closing.
Drawings
FIG. 1 is a schematic view of the overall internal cross-sectional structure of the present invention;
FIG. 2 is a partial sectional view of the inside of the water closing device;
the labels in the figure are: 1-drill rod body, 101-male joint, 102-female joint, 2-water closing device, 3-connecting seat, 301-water through hole, 4-spring, 5-water closing end, 6-water through end and 7-middle shaft.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in the figures, the water-stopping drill rod comprises a drill rod body 1 and a water-stopping device 2, wherein the drill rod body 1 comprises a male joint 101 and a female joint 102, the water-stopping device 2 comprises a connecting seat 3, a spring 4 and a water-stopping component, and the connecting seat 3, the spring 4 and the water-stopping component are all arranged in the female joint 102; the water closing assembly and the spring 4 are arranged on the connecting seat 3 in a penetrating mode and can axially slide along the central axis of the connecting seat 3, and a water through hole 301 is formed in the rear end of the connecting seat 3; when the male connector 101 is screwed into the corresponding female connector 102, the front end of the male connector 101 pushes the water closing component to compress the spring 4, so as to open the passage of the water closing device 2 and lead water from the water through hole 301; when the male connector 101 is screwed out of the corresponding female connector 102, the spring 4 is reset by the restoring force to push the passage of the water closing device 2 to be closed to close water.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: the connecting base 3 comprises a connecting thread, a central hole and a water-closing conical surface, wherein the connecting thread is positioned outside the central hole, and the water-closing conical surface is positioned at the rear part of the central hole.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: if the water closing assembly comprises a water closing end 5, a water passing end 6 and an intermediate shaft 7, wherein the water passing end 6 is positioned at the front end of the intermediate shaft 7, a plurality of through fan blade holes for passing water are uniformly formed in the water passing end 6, the water closing end 5 is fixedly connected to the rear end of the intermediate shaft 7, the water closing end 5, the water passing end 6 and the intermediate shaft 7 form an I-shaped structure, and the water closing end 5 is provided with a water closing conical surface matched with the water closing conical surface.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: if the diameter of the water closing end 5 is larger than the outer diameter of the central hole, and the water closing end 5 is tightly attached to the water closing conical surface of the connecting seat 3, water leakage during closing is prevented.
In a normal state, when the male connector 101 is screwed into the corresponding female connector 102, the front end of the male connector 101 pushes the water closing component to compress the spring 4, so as to open the passage of the water closing device 2 for water communication; when the male connector 101 is screwed out of the corresponding female connector 102, the spring 4 is reset by the restoring force to push the passage of the water closing device 2 to be closed to close water.
The utility model discloses rational in infrastructure, design benefit installs convenient to use, and normally closed under the normal condition, normally open after the installation, the result of use is good, solves the tradition and drills the in-process and after drilling, need install or dismantle the drilling rod, and the drilling rod is inside to remain a large amount of water and will follow the installation or dismantle the outflow this moment, leads to the scene comparatively dirty in disorder. And along with the increase of the degree of depth of drilling, if the inside water source of drilling rod flows, the time of supplying water again after installing new drilling rod additional will increase gradually, thereby influence whole efficiency of drilling, when water pressure is lower, water pressure can't promote to close the water ring and open, lead to the drilling rod can't lead to the water, consequently, current technique can't use under low pressure or non-pressure state, there is the great problem of damping under high-pressure state, it is darker to creep into the degree of depth, under the more condition of drilling rod quantity, pressure loss is comparatively serious, the not good technical problem of scheduling of result of use under the higher environmental condition of pressure requirement, to prior art, has fine market prospect and development space.
The preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the concept of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. The utility model provides a water drill pipe closes, includes the body of the drill rod (1) and closes water installation (2), and the body of the drill rod (1) includes male joint (101) and female joint (102), its characterized in that: the water closing device (2) comprises a connecting seat (3), a spring (4) and a water closing assembly, wherein the connecting seat (3), the spring (4) and the water closing assembly are all arranged in the female joint (102); the water closing assembly and the spring (4) are arranged on the connecting seat (3) in a penetrating mode and can axially slide along the central axis of the connecting seat (3), and a water through hole (301) is formed in the rear end of the connecting seat (3); when the male connector (101) is screwed into the corresponding female connector (102), the front end of the male connector (101) pushes the water closing component to compress the spring (4) so as to open the passage of the water closing device (2) and lead water from the water through hole (301); when the male connector (101) is screwed out of the corresponding female connector (102), the spring (4) is reset by the restoring force to push the water closing device (2) to close the passage for closing water.
2. A water shut-off drill pipe as defined in claim 1, wherein: the connecting seat (3) comprises a connecting thread, a central hole and a water closing conical surface, the connecting thread is positioned outside the central hole, and the water closing conical surface is positioned at the rear part of the central hole.
3. A water shut-off drill pipe as defined in claim 1, wherein: the water closing assembly comprises a water closing end (5), a water passing end (6) and an intermediate shaft (7), the water passing end (6) is located at the front end of the intermediate shaft (7), a plurality of through fan blade holes used for water passing are evenly formed in the water passing end (6), the water closing end (5) is fixedly connected to the rear end of the intermediate shaft (7), the water closing end (5), the water passing end (6) and the intermediate shaft (7) form an I-shaped structure, and the water closing end (5) is provided with a water closing conical surface matched with the water closing conical surface.
4. A water shut-off drill pipe as defined in claim 3, wherein: the diameter of the water closing end (5) is larger than the outer diameter of the central hole, and the water closing end (5) is tightly attached to the water closing conical surface of the connecting seat (3) to prevent water leakage during closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921480201.0U CN210948519U (en) | 2019-09-06 | 2019-09-06 | Water-closing drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921480201.0U CN210948519U (en) | 2019-09-06 | 2019-09-06 | Water-closing drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210948519U true CN210948519U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921480201.0U Active CN210948519U (en) | 2019-09-06 | 2019-09-06 | Water-closing drill rod |
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| CN (1) | CN210948519U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410023A (en) * | 2019-09-06 | 2019-11-05 | 河南铁福来装备制造股份有限公司 | One kind closing water drilling bar |
-
2019
- 2019-09-06 CN CN201921480201.0U patent/CN210948519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410023A (en) * | 2019-09-06 | 2019-11-05 | 河南铁福来装备制造股份有限公司 | One kind closing water drilling bar |
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Address after: 467000 North Ring Road South, Xinhua District, Pingdingshan City, Henan Province (West of Industrial Park Road, Xinhua District) Patentee after: Tiefulai Equipment Manufacturing Group Co.,Ltd. Patentee after: YANGQUAN COAL INDUSTRY (Group) Co.,Ltd. Address before: 467000 North Ring Road South, Xinhua District, Pingdingshan City, Henan Province (West of Industrial Park Road, Xinhua District) Patentee before: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. Patentee before: YANGQUAN COAL INDUSTRY (Group) Co.,Ltd. |