CN217028816U - Forward and reverse rotation bearing and pulling mechanism - Google Patents
Forward and reverse rotation bearing and pulling mechanism Download PDFInfo
- Publication number
- CN217028816U CN217028816U CN202220392784.7U CN202220392784U CN217028816U CN 217028816 U CN217028816 U CN 217028816U CN 202220392784 U CN202220392784 U CN 202220392784U CN 217028816 U CN217028816 U CN 217028816U
- Authority
- CN
- China
- Prior art keywords
- rod
- rod body
- groove
- connecting piece
- clamping groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model belongs to the technical field of horizontal excavation drilling machines, and particularly relates to a forward and reverse rotation bearing and pulling mechanism which comprises a rod body I, a rod body II, a connecting piece I and a connecting piece II, one end of the first rod body is provided with a first clamping groove and a pin hole, the outer side surface of the first rod body at one side of the first clamping groove is in threaded connection with a first connecting piece, one end of the second rod body is fixedly connected with a clamping block and a connecting pin, the end surface of one end of the clamping block is provided with a second clamping groove, the bottom surfaces of the first clamping groove and the second clamping groove are both provided with round angle grooves, the outer side surface of the connecting pin is provided with an installation groove, the outer side of the rod body II is slidably sleeved with a rod body II, and after the clamping block is clamped with the clamping groove I, the connecting piece I and the connecting piece II can clamp the rod body I and the rod body II under the fastening of the screw rod, so that the rod body I and the rod body II are stably connected, and the difficulty of disassembly cannot be increased due to the fact that the drill rod is screwed down when the rod body I and the rod body II are firmly connected.
Description
Technical Field
The utility model belongs to the technical field of horizontal excavation drilling machines, and particularly relates to a forward and reverse rotation tensile mechanism.
Background
The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of the drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of the drilling well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations. In the process of oil and gas exploitation and extraction, the drill pipe can be used for multiple times.
The drill rod joint is a component of a drill rod and is divided into a male joint and a female joint which are connected to two ends of a drill rod pipe body. The joint is provided with a thread (a thick buckle) for connecting the threads of the drill rod joints of the single drill rod into a taper pipe thread with a sealing shoulder, the shoulder surface is screwed to play a role in sealing, and the thread only plays a role in connection.
The existing common threaded male-female joint connection can only provide forward torque, the drill rod can only rotate in the forward direction, and the lower rod and the drilling tool can fall off when the drill rod rotates in the reverse direction, so that the depth of the drilling tool in the soil body in a rotating mode is limited, and if the drilling depth of the drilling tool in the soil body in a good state is slightly increased each time, the drilling tool is very difficult to lift; and along with the rotation of stock, the screw thread of pin female joint is constantly screwed up, and the moment of torsion increases, causes the difficulty of follow-up dismantlement.
SUMMERY OF THE UTILITY MODEL
The lower rod and the drilling tool can fall off when the existing common threaded male and female joint is connected and rotates reversely, in addition, the threads of the male and female joint are continuously screwed down along with the rotation of the anchor rod, the torque is increased, and the difficulty of subsequent disassembly is caused. The utility model provides a forward and reverse rotation bearing and pulling mechanism, wherein after a clamping block is clamped with a clamping groove I, a connecting piece I and a connecting piece II can clamp a rod body I and a rod body II under the fastening of a screw rod, so that the rod body I and the rod body II are stably connected, and the difficulty of disassembly cannot be increased due to the fact that a drill rod rotates to be screwed down.
The utility model provides the following technical scheme: the utility model provides a mechanism is held to positive and negative rotation, includes body of rod one, body of rod two, connecting piece one, connecting piece two, joint groove one and pinhole have been seted up to the one end of body of rod one, the lateral surface threaded connection of the body of rod one of joint groove one side has connecting piece one, the one end fixedly connected with joint piece and the connecting pin of body of rod two, joint groove two has been seted up to the one end terminal surface of joint piece, the fillet groove has all been seted up on the bottom surface of joint groove one and joint groove two, the mounting groove has been seted up to the lateral surface of connecting pin, the outside slip cover of body of rod two is equipped with body of rod two.
The joint block is a circular tube type structure with an axis collinear with an axis of the rod body II, the axis of the joint block is used as an encircling shaft circumferential equisequence in the joint groove II, the axis of the rod body I is used as an encircling shaft circumferential equisequence in the joint groove I, an end face of the rod body I is arranged as an encircling shaft circumferential equisequence in the joint groove I, and the joint block is adaptive to the joint groove I.
The first connecting piece comprises a first flange plate and a sleeve, the second connecting piece comprises a second flange plate and a limiting pipe, the specifications of the first flange plate and the second flange plate are the same, one end of the sleeve is fixedly connected with the end face, back to the second flange plate, of the first flange plate, and one end of the limiting pipe is fixedly connected with the end face, back to the first flange plate, of the second flange plate; after the clamping block is clamped with the clamping groove I, the connecting piece I and the connecting piece II can clamp and connect the rod body I and the rod body II under the fastening of the screw rod, so that the rod body I and the rod body II are stably connected, and the difficulty of disassembly cannot be increased due to the screwing of the drill rod when the drill rod rotates.
The sleeve is of an internal thread pipe structure, the axis of the sleeve is collinear with the axis of the first flange plate, the limiting pipe is of a round pipe type structure, the axis of the limiting pipe is collinear with the axis of the second flange plate, a through hole in sliding connection with the second rod body is formed in one end, far away from the second flange plate, of the limiting pipe, and the sleeve is in threaded connection with an external thread mechanism arranged on the outer side face of the second rod body; an operator can rotate and adjust the second connecting piece to enable the axis of the bolt hole formed in the second connecting piece to be aligned with the axis of the bolt hole formed in the first connecting piece, and the first connecting piece is conveniently connected with the second connecting piece.
The connecting pin is connected with the pin hole in a sliding mode, the mounting groove is of an annular groove structure, and a sealing ring is mounted on the inner side of the mounting groove in an adaptive mode; the sealing washer of installation plays sealed effect in the mounting groove, produces elastic deformation when receiving the extrusion of pinhole inner wall, and mud overflows from the junction of body of rod one and body of rod two through hollow body of rod two in the operation of avoiding driling.
The round corner groove is formed in the corner of the bottom surfaces of the first clamping groove and the second clamping groove; the round corner grooves can prevent the corner parts of the first clamping groove and the second clamping groove from generating stress concentration, and further improve the structural strength of the first clamping groove and the second clamping groove.
The utility model has the beneficial effects that: after the clamping block is clamped with the clamping groove I, the connecting piece I and the connecting piece II can clamp and connect the rod body I and the rod body II under the fastening of the screw rod, so that the rod body I and the rod body II are stably connected, and the difficulty of disassembly cannot be increased due to the screwing of the drill rod due to the rotation of the drill rod; an operator can rotate and adjust the second connecting piece to enable the axis of the bolt hole formed in the second connecting piece to be aligned with the axis of the bolt hole formed in the first connecting piece, so that the first connecting piece is conveniently connected with the second connecting piece; the sealing ring arranged in the mounting groove plays a role in sealing, and generates elastic deformation when being extruded by the inner wall of the pin hole, so that slurry is prevented from overflowing from the joint of the first rod body and the second rod body through the hollow second rod body in the drilling operation; the round corner groove can prevent the corner parts of the first clamping groove and the second clamping groove from generating stress concentration, and further improves the structural strength of the first clamping groove and the second clamping groove.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of a first rod of the present invention;
FIG. 4 is a schematic structural view of a second rod body according to the present invention;
FIG. 5 is a schematic structural diagram of a first connecting member according to the present invention;
FIG. 6 is a schematic structural view of a second connector of the present invention;
in the figure: 1. a first rod body; 101. an external thread mechanism; 2. a second rod body; 3. a first connecting piece; 301. a first flange plate; 302. a sleeve; 4. a second connecting piece; 401. a second flange plate; 402. a limiting pipe; 5. a clamping block; 6. a connecting pin; 7. mounting grooves; 8. a first clamping groove; 9. a rounded corner groove; 10. a second clamping groove; 11. a pin hole.
Detailed Description
Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a mechanism is held in positive and negative rotation, includes body of rod one 1, body of rod two 2, connecting piece one 3, connecting piece two 4, joint groove one 8 and pinhole 11 have been seted up to the one end of body of rod one 1, the lateral surface threaded connection of body of rod one 1 of joint groove one 8 one side has connecting piece one 3, the one end fixedly connected with joint piece 5 and the connecting pin 6 of body of rod two 2, joint groove two 10 has been seted up to the one end terminal surface of joint piece 5, fillet groove 9 has all been seted up on the bottom surface of joint groove one 8 and joint groove two 10, mounting groove 7 has been seted up to the lateral surface of connecting pin 6, the outside sliding sleeve of body of rod two 2 is equipped with body of rod two 2.
Joint piece 5 is the axis collinear round tube type structure of the axis and the body of rod two 2, joint groove two 10 uses the axis of joint piece 5 to set up on joint piece 5 as surrounding axle circumference equiphase, joint groove one 8 uses the axis of the body of rod one 1 to set up the one end terminal surface at the body of rod one 1 as surrounding axle circumference equiphase, joint piece 5 adaptation joint groove one 8.
The first connecting piece 3 comprises a first flange plate 301 and a sleeve 302, the second connecting piece 4 comprises a second flange plate 401 and a limiting pipe 402, the specifications of the first flange plate 301 and the second flange plate 401 are the same, one end of the sleeve 302 is fixedly connected with the end face, back to the second flange plate 401, of the first flange plate 301, and one end of the limiting pipe 402 is fixedly connected with the end face, back to the first flange plate 301, of the second flange plate 401; after the clamping block 5 and the clamping groove I8 are clamped, the first connecting piece 3 and the second connecting piece 4 can clamp and connect the first rod body 1 and the second rod body 2 under the fastening of the screw rod, so that the first rod body 1 and the second rod body 2 are stably connected, and the difficulty of disassembly cannot be increased due to the fact that the drill rod is screwed down due to the rotation of the drill rod.
The sleeve 302 is of an internal threaded pipe structure, the axis of the sleeve 302 is collinear with the axis of the first flange plate 301, the limiting pipe 402 is of a circular pipe type structure, the axis of the limiting pipe 402 is collinear with the axis of the second flange plate 401, a through hole which is connected with the rod body II 2 in a sliding mode is formed in one end, far away from the second flange plate 401, of the limiting pipe 402, and the sleeve 302 is in threaded connection with the external thread mechanism 101 arranged on the outer side face of the rod body I1; an operator can rotate and adjust the connecting piece II 4 to enable the axis of the bolt hole formed in the connecting piece II 4 to be aligned with the axis of the bolt hole formed in the connecting piece I3, and the connecting piece I3 and the connecting piece II 4 are convenient to connect.
The connecting pin 6 is connected with the pin hole 11 in a sliding mode, the mounting groove 7 is of an annular groove structure, and a sealing ring is mounted on the inner side of the mounting groove 7 in an adaptive mode; the sealing washer of installation plays sealed effect in the mounting groove 7, produces elastic deformation when receiving the extrusion of pinhole 11 inner walls, and mud overflows from the junction of the body of rod 1 and the body of rod two 2 through hollow body of rod two 2 in avoiding drilling operation.
The fillet groove 9 is formed in the corners of the bottom surfaces of the first clamping groove 8 and the second clamping groove 10; the round corner groove 9 can prevent the corner parts of the first clamping groove 8 and the second clamping groove 10 from generating stress concentration, and further improve the structural strength of the first clamping groove 8 and the second clamping groove 10.
The working principle and the using process of the utility model are as follows: when the first rod body 1 and the second rod body 2 are connected, one ends of the first rod body 1 and the second rod body 2, which are provided with the first clamping groove 8 and the second clamping groove 10, are opposite, the axes of the first rod body 1 and the second rod body 2 are close to the same line, then the first rod body 1 and the second rod body 2 are close to each other, the first clamping groove 8 and the second clamping groove 10 are clamped in a staggered mode, then an operator rotates and adjusts the second connecting piece 4, the axis of a bolt hole formed in the second connecting piece 4 is aligned with the axis of a bolt hole formed in the first connecting piece 3, then the first connecting piece 3 and the second connecting piece 4 are connected through a screw, and the first rod body 1 and the second rod body 2 can be assembled after fastening; when drilling is carried out, the rod body I1 and the rod body II 2 keep synchronous rotation under the action of the clamping groove I8 and the clamping groove II 10; when the first rod body 1 and the second rod body 2 are disassembled, the screw rod for connecting the first connecting piece 3 and the second connecting piece 4 is unscrewed.
Claims (6)
1. The utility model provides a mechanism is drawn in forward and reverse rotation bearing which characterized in that: the connecting rod comprises a first rod body, a second rod body, a first connecting piece and a second connecting piece, wherein a first clamping groove and a pin hole are formed in one end of the first rod body, the outer side surface of the first rod body on one side of the first clamping groove is in threaded connection with the first connecting piece, a clamping block and a connecting pin are fixedly connected to one end of the second rod body, a second clamping groove is formed in the end face of one end of the clamping block, circular-angle grooves are formed in the bottom surfaces of the first clamping groove and the second clamping groove, a mounting groove is formed in the outer side surface of the connecting pin, and the second rod body is sleeved with the second rod body in a sliding mode.
2. A counter-rotating tensile mechanism according to claim 1, wherein: the joint piece is the collinear round cast structure of axis and the body of rod two, joint groove two uses the axis of joint piece to set up on the joint piece as surrounding axle circumference equiphase, joint groove one uses the axis of the body of rod one to set up the one end terminal surface at the body of rod one as surrounding axle circumference equiphase, joint piece adaptation joint groove one.
3. The forward and reverse rotation bearing and pulling mechanism according to claim 1, characterized in that: the first connecting piece comprises a first flange plate and a sleeve, the second connecting piece comprises a second flange plate and a limiting pipe, the first flange plate and the second flange plate are identical in specification, one end of the sleeve is fixedly connected with one end face, back to the second flange plate, of the first flange plate, and one end of the limiting pipe is fixedly connected with one end face, back to the first flange plate, of the second flange plate.
4. A counter-rotating tensile mechanism according to claim 3, wherein: the sleeve pipe is the axis collineation of internal thread tubular structure and axis and ring flange one, spacing pipe is the axis collineation of circle cast structure and spacing pipe and ring flange two, the through-hole of the sliding connection body of rod two is seted up to the one end that ring flange two was kept away from to spacing pipe, the external screw thread mechanism that a sleeve pipe threaded connection body of rod lateral surface was equipped with.
5. A counter-rotating tensile mechanism according to claim 1, wherein: the connecting pin is connected with the pin hole in a sliding mode, and the mounting groove is of an annular groove structure and is provided with a sealing ring in an inner side matching mode.
6. The forward and reverse rotation bearing and pulling mechanism according to claim 1, characterized in that: the fillet groove is formed in the corner of the bottom surface of the first clamping groove and the bottom surface of the second clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220392784.7U CN217028816U (en) | 2022-02-25 | 2022-02-25 | Forward and reverse rotation bearing and pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220392784.7U CN217028816U (en) | 2022-02-25 | 2022-02-25 | Forward and reverse rotation bearing and pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217028816U true CN217028816U (en) | 2022-07-22 |
Family
ID=82451569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220392784.7U Active CN217028816U (en) | 2022-02-25 | 2022-02-25 | Forward and reverse rotation bearing and pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217028816U (en) |
-
2022
- 2022-02-25 CN CN202220392784.7U patent/CN217028816U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203879402U (en) | Fastening gapless type tool joint | |
| CN204200101U (en) | A kind of drilling rod adopting taper pipe thread and spline slide sleeve to be connected | |
| CN217028816U (en) | Forward and reverse rotation bearing and pulling mechanism | |
| CN204729023U (en) | A kind of large hydrophthalmia high resistance turns round joint of petroleum drill rod | |
| CN2232070Y (en) | Threaded key plug-in type drilling rod joint | |
| CN201288906Y (en) | Steel oil pipe opening flange code | |
| CN101392858A (en) | Steel oil pipe edge-breaking flange | |
| CN210768622U (en) | Quick detachable drilling rod | |
| CN204852045U (en) | Axle connecting device convenient to dismouting | |
| CN210422455U (en) | Engineering drilling machine capable of efficiently discharging slag | |
| CN209469430U (en) | A kind of general cutterhead of hierarchical modularity development machine | |
| CN209818426U (en) | Hydraulic cylinder barrel and filter press using same | |
| CN112267823A (en) | Anti-tripping motor assembly of screw drill | |
| CN214660267U (en) | Anchor rod for mining engineering | |
| CN215256085U (en) | Integral square spiral groove drill rod | |
| CN216767300U (en) | Drill rod with fastening engineering connection structure | |
| CN217382065U (en) | Dead device of slip casting pipe flange head card | |
| CN216517781U (en) | Vibration mechanism of rig-free self-balancing rotary vibration coupling rock breaking drilling system | |
| CN210531439U (en) | Quick-release coupler | |
| CN210307633U (en) | Double-screw rod driven socket joint connecting device for nodular cast iron pipe | |
| CN204729487U (en) | Axle and axle docking structure | |
| CN213391974U (en) | Drill rod reinforcing ring | |
| CN204754805U (en) | Connect pump pole to prevent inclined to one side grinder utensil | |
| CN216841475U (en) | Convenient cusp shoulder screw thread attach fitting who dismantles | |
| CN220726788U (en) | Reinforced expansion bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |