CN214660005U - Drill bit for drilling engineering - Google Patents
Drill bit for drilling engineering Download PDFInfo
- Publication number
- CN214660005U CN214660005U CN202121171334.7U CN202121171334U CN214660005U CN 214660005 U CN214660005 U CN 214660005U CN 202121171334 U CN202121171334 U CN 202121171334U CN 214660005 U CN214660005 U CN 214660005U
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- drill bit
- wall
- rectangular
- rod
- fixedly connected
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Abstract
The utility model discloses a drill bit for drilling engineering, which comprises a drill bit body, wherein a drill bit connecting rod is fixedly arranged at the top of the drill bit body, an installation rod is arranged above the drill bit body, and a buffer mechanism matched with the drill bit body is arranged on the installation rod; buffer gear is including offering the installation cavity on the installation pole, two locating levers of fixedly connected with between the top inner wall of installation cavity and the bottom inner wall, and the top of drill bit connecting rod extends to in the installation cavity and fixedly connected with fixed block, and the movable sleeve is equipped with the rectangle box on the fixed block. The utility model relates to a rationally, be convenient for alleviate the hard impact force of drill bit body in-process of drilling down, reduce the risk of the drill bit body damage because of hard impact force is great, and the mode of just clamping is convenient for realize the change operation to the drill bit body fast, and clamps fixed mode and can reduce the phenomenon that the screw thread that causes because of the vibrational force is not hard up to drop at the in-process that uses.
Description
Technical Field
The utility model relates to a drill bit technical field for the well drilling especially relates to a drill bit for drilling engineering.
Background
Need use the drill bit to carry out drilling operation in drilling engineering, current drill bit is direct to be fixed with drill bit and drilling tool installation pole through the screw thread mostly when the installation, because long-time work, the pressure that the drill bit received can produce great vibrational force greatly, cause the screw thread to become flexible because of the vibration very easily, and then can lead to the phenomenon that the drill bit installation is not hard up or drops, influence the process of drilling operation, and be not convenient for alleviate the drill bit and bore the rigid impact force of in-process down, when the drill bit just begins to bore down, its impact force is great mostly, the drill bit directly takes place rigid impact with ground, it is great to cause the risk that the drill bit damaged easily, can not satisfy the user demand, therefore we have proposed a drill bit for drilling engineering and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a drill bit for drilling engineering.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a drill bit for drilling engineering comprises a drill bit body, wherein a drill bit connecting rod is fixedly installed at the top of the drill bit body, an installation rod is arranged above the drill bit body, and a buffer mechanism matched with the drill bit body is arranged on the installation rod;
buffer gear is including seting up the installation cavity on the installation pole, two locating levers of fixedly connected with between the top inner wall of installation cavity and the bottom inner wall, the top of drill bit connecting rod extends to in the installation cavity and fixedly connected with fixed block, the movable sleeve is equipped with the rectangle box on the fixed block, the equal fixedly connected with uide bushing in both sides of rectangle box, uide bushing movable sleeve is established on the locating lever that corresponds, fixedly connected with buffer spring between the top of uide bushing and the top inner wall of installation cavity, buffer spring movable sleeve is established on the locating lever that corresponds, the bottom bonding of installation pole is fixed with crashproof elastic ring, crashproof elastic ring snare is established on the drill bit connecting rod, be equipped with on the installation pole with fixed block matched with card solid mechanism.
Preferably, the clamping mechanism comprises a first rectangular hole formed in the top of the fixed block, a second rectangular hole is formed in the inner wall of the top of the rectangular box, a rectangular rod is fixedly connected between the inner walls of two sides of the second rectangular hole, two moving rods are slidably sleeved on the rectangular rod, a first spring is fixedly connected between the sides, close to each other, of the two moving rods, the first spring is movably sleeved on the rectangular rod, the bottom end of the moving rod extends into the first rectangular hole, clamping grooves are formed in the inner walls of two sides of the first rectangular hole, clamping blocks are fixedly connected to the sides, far away from each other, of the two moving rods, one side, far away from the corresponding moving rod, of each clamping block extends into the corresponding clamping groove, the clamping blocks are clamped with the corresponding clamping grooves, a rectangular groove is formed in one side of the mounting rod and is located above the mounting cavity, a moving block is slidably mounted on the inner wall of the top of the rectangular groove, and a screw is rotatably mounted on the inner wall of the left side of the rectangular groove, the right-hand member of screw rod extends to the right side and the fixedly connected with knob of installation pole, the movable block thread bush is established on the screw rod, the equal fixedly connected with flexible steel cable in one side that two movable rods are close to each other, rotate between the front side inner wall of second rectangular hole and the rear side inner wall and install two first fixed pulleys, first through-hole has been seted up on the bottom inner wall of rectangular channel, it installs the second fixed pulley to rotate between the front side inner wall of first through-hole and the rear side inner wall, the one end that the movable rod that the flexible steel cable kept away from corresponds is walked around the left side that first fixed pulley kept away from one side of movable rod and second fixed pulley and is extended to the bottom fixed connection with the movable block in the rectangular channel.
Preferably, two balls are embedded on the inner walls of the four sides of the guide sleeve, the positioning rods are located between the eight corresponding balls, and the balls are in rolling contact with the outer sides of the corresponding positioning rods.
Preferably, a T-shaped sliding rail is fixedly connected to the inner wall of the top of the rectangular groove, a T-shaped sliding groove with two sides provided with openings is formed in the top of the moving block, the T-shaped sliding rail is slidably connected with the T-shaped sliding groove, a threaded hole is formed in one side of the moving block, and the threaded hole is in threaded connection with the screw rod.
Preferably, a rotating groove is formed in the inner wall of the left side of the rectangular groove, a first bearing is fixedly sleeved in the rotating groove, a second bearing is fixedly connected between the inner wall of the top of the rectangular groove and the inner wall of the bottom of the rectangular groove, and the inner side of an inner ring of the first bearing and the inner side of an inner ring of the second bearing are fixedly connected with the outer side of the screw rod.
Preferably, the front and rear sides of the moving bar are in sliding contact with the front and rear inner walls of the first and second rectangular holes, respectively.
Preferably, a third rectangular hole is formed in one side of the moving rod, and the inner wall of the third rectangular hole is in sliding connection with the outer side of the rectangular rod.
Preferably, the inner wall of the bottom of the mounting cavity is provided with a first through hole, and the inner wall of the first through hole is in movable contact with the outer side of the drill bit connecting rod.
Compared with the prior art, the beneficial effects of the utility model are that:
through the matching of the drilling body, the drill bit connecting rod, the mounting cavity, the positioning rods, the guide sleeve, the buffer spring, the rectangular box, the rectangular groove, the screw rod, the moving block, the flexible steel rope, the fixing block, the second rectangular hole, the first spring, the clamping block, the rectangular rod, the moving rod and the clamping groove with the first rectangular hole, when the down-drilling operation is carried out, the drill bit body is limited to continuously move downwards when moving downwards to be contacted with the ground, so that the drill bit connecting rod, the fixing block, the rectangular box and the guide sleeve are limited to continuously move downwards, the mounting rod which continuously moves downwards compresses the buffer spring and drives the two positioning rods to respectively move downwards in the corresponding guide sleeves, when the mounting rod drives the elastic anti-collision ring to move downwards to be contacted with the top of the drill bit body, the mounting rod extrudes the drill bit body through the elastic anti-collision ring to continuously move downwards and carries out the down-drilling operation on the ground, the elasticity of the buffer spring can relieve the hard impact force when the drill bit body just starts to drill;
when the drill bit body needs to be replaced, the forward rotation knob drives the screw rod to rotate, the screw rod rotates to drive the moving block to pull the two flexible steel ropes rightwards, the two flexible steel ropes pull the two moving rods to slide on the rectangular rods in the mutually approaching direction and compress the first spring, the moving rods drive the corresponding clamping blocks to move out of the clamping grooves, then the drill bit body is pulled downwards to drive the drill bit connecting rod to move downwards, the drill bit connecting rod drives the fixing block to be replaced to be downwards pulled out of the rectangular box, then the drill bit connecting rod on the drill bit body is aligned with the first through hole, the drill bit connecting rod is pushed upwards to drive the fixing block to move upwards into the rectangular box, then the reverse rotation knob drives the screw rod to rotate, the screw rod rotates to drive the moving block to move leftwards and release the pulling force on the two flexible steel ropes, at the moment, the elastic force of the first spring in a compressed state drives the two clamping blocks to respectively move into the corresponding clamping grooves through the two moving rods, the fixed block is fixed, and the drill bit body is fixed and replaced.
The utility model relates to a rationally, be convenient for alleviate the hard impact force of drill bit body in-process of drilling down, reduce the risk of the drill bit body damage because of hard impact force is great, and the mode of just clamping is convenient for realize the change operation to the drill bit body fast, and clamps fixed mode and can reduce the phenomenon that the screw thread that causes because of the vibrational force is not hard up to drop at the in-process that uses.
Drawings
Fig. 1 is a schematic structural diagram of a drill bit for drilling engineering according to the present invention;
FIG. 2 is an enlarged cross-sectional view of portion A of FIG. 1;
fig. 3 is an enlarged schematic structural view of a portion B in fig. 2.
In the figure: 100 drilling bodies, 101 drill bit connecting rods, 102 mounting rods, 1 mounting cavity, 2 positioning rods, 3 guide sleeves, 4 buffer springs, 5 rectangular boxes, 6 rectangular grooves, 7 screw rods, 8 moving blocks, 9 flexible steel ropes, 10 fixing blocks, 11 second rectangular holes, 12 first springs, 13 clamping blocks, 14 rectangular rods, 15 moving rods, 16 clamping grooves and 17 first rectangular holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a drill bit for drilling engineering comprises a drill bit body 100, a drill bit connecting rod 101 is fixedly installed at the top of the drill bit body 100, an installation rod 102 is arranged above the drill bit body 100, and a buffer mechanism matched with the drill bit body 100 is arranged on the installation rod 102;
the buffer mechanism comprises an installation cavity 1 arranged on the installation rod 102, two positioning rods 2 are fixedly connected between the inner wall of the top part and the inner wall of the bottom part of the installation cavity 1, the top end of the drill bit connecting rod 101 extends into the installation cavity 1 and is fixedly connected with a fixing block 10, a rectangular box 5 is movably sleeved on the fixing block 10, guide sleeves 3 are fixedly connected to two sides of the rectangular box 5, the guide sleeves 3 are movably sleeved on the corresponding positioning rods 2, buffer springs 4 are fixedly connected between the top parts of the guide sleeves 3 and the inner wall of the top part of the installation cavity 1, the buffer springs 4 are movably sleeved on the corresponding positioning rods 2, anti-collision elastic rings are fixedly bonded to the bottom end of the installation rod 102, the anti-collision elastic rings are sleeved on the drill bit connecting rod 101, and a clamping mechanism matched with the fixing block 10 is arranged on the installation rod 102;
the clamping mechanism comprises a first rectangular hole 17 arranged at the top of the fixed block 10, a second rectangular hole 11 is arranged on the inner wall of the top of the rectangular box 5, a rectangular rod 14 is fixedly connected between the inner walls of two sides of the second rectangular hole 11, two moving rods 15 are slidably sleeved on the rectangular rod 14, a first spring 12 is fixedly connected between the mutually close sides of the two moving rods 15, the first spring 12 is movably sleeved on the rectangular rod 14, the bottom end of the moving rod 15 extends into the first rectangular hole 17, clamping grooves 16 are respectively arranged on the inner walls of two sides of the first rectangular hole 17, clamping blocks 13 are fixedly connected to the mutually far sides of the two moving rods 15, one sides of the clamping blocks 13 far away from the corresponding moving rods 15 extend into the clamping grooves 16, the clamping blocks 13 are clamped with the corresponding clamping grooves 16, a rectangular groove 6 is arranged on one side of the mounting rod 102, the rectangular groove 6 is positioned above the mounting cavity 1, a moving block 8 is slidably mounted on the inner wall of the top of the rectangular groove 6, the utility model relates to a rationally designed, be convenient for alleviate the hard impact force during the drilling process of the drill bit body 100, reduce the risk of the damage of the drill bit body 100 caused by the large hard impact force, the drill bit body 100 can be replaced quickly by simply clamping, and the clamping and fixing mode can reduce the phenomenon that the threads are loosened and fall off due to vibration force in the using process.
In the utility model, two balls are embedded on the inner walls of four sides of the guide sleeve 3, the positioning rod 2 is positioned between eight corresponding balls, the balls are in rolling contact with the outer side of the corresponding positioning rod 2, a T-shaped slide rail is fixedly connected on the inner wall of the top of the rectangular groove 6, a T-shaped chute with two open sides is arranged on the top of the moving block 8, the T-shaped slide rail is in sliding connection with the T-shaped chute, a threaded hole is arranged on one side of the moving block 8, the threaded hole is in threaded connection with the screw rod 7, a rotating groove is arranged on the inner wall of the left side of the rectangular groove 6, a first bearing is fixedly sleeved in the rotating groove, a second bearing is fixedly connected between the inner wall of the top and the inner wall of the bottom of the rectangular groove 6, the inner ring inner side of the first bearing and the inner ring inner side of the second bearing are both fixedly connected with the outer side of the screw rod 7, the front side and the rear side of the moving rod 15 are respectively in sliding contact with the inner wall of the front side and the rear side of the first rectangular hole 17 and the inner wall of the front side of the second rectangular hole 11, third rectangular hole has been seted up to one side of carriage release lever 15, the inner wall in third rectangular hole and the outside sliding connection of rectangular rod 14, has seted up first perforation on the bottom inner wall of installation cavity 1, the outside active contact of first fenestrate inner wall and drill bit connecting rod 101, the utility model relates to a rationally, be convenient for alleviate the hard impact force of drill bit body 100 during the underride process, reduce the risk of the great drill bit body 100 damage that causes because of hard impact force, and be convenient for realize the change operation to drill bit body 100 fast through the mode that simply clamps, and clamp fixed mode and can reduce the phenomenon that the screw thread that causes at the in-process that uses because of the vibrational force is not hard up to drop.
The working principle is as follows: when the down-drilling operation is carried out, the drill bit body 100 can generate a downward impact force to extrude the ground, the ground limits the drill bit body 100 to continuously move downwards, and further limits the drill bit connecting rod 101, the fixing block 10, the rectangular box 5 and the guide sleeve 3 to continuously move downwards, the mounting rod 102 which continuously moves downwards drives the two positioning rods 2 to respectively move downwards in the corresponding guide sleeve 3, the positioning rods 2 move downwards between the eight corresponding balls, the mounting rod 102 compresses the buffer spring 4 while moving downwards, the mounting rod 102 drives the elastic anti-collision ring to move downwards, the elastic anti-collision ring moves downwards until contacting with the top of the drill bit body 100, the mounting rod 102 extrudes the drill bit body 100 through the elastic anti-collision ring to continuously move downwards and carry out the down-drilling operation on the ground, and the arrangement of the buffer spring 4 can relieve the hard impact force when the drill bit body 100 just starts to drill downwards, reducing the risk of damage to the bit body 100 due to a large hard impact force;
according to the difference of the aperture to be drilled, the drill bit body 100 needs to be replaced frequently, when the drill bit body 100 needs to be replaced, the forward rotation knob drives the screw rod 7 to rotate, the screw rod 7 rotates to drive the moving block 8 to move rightwards under the action of the threaded hole formed in the moving block 8, the moving block 8 slides on the T-shaped sliding rail, the moving block 8 pulls the two flexible steel ropes 9 rightwards, so that the flexible steel ropes 9 sequentially slide on the left side of the corresponding second fixed pulley and the outer side of the corresponding first fixed pulley, the two flexible steel ropes 9 pull the two moving rods 15 to move towards the mutually approaching direction, the two moving rods 15 slide towards the mutually approaching direction on the rectangular rod 14 and compress the first spring 12, the moving rods 15 drive the corresponding fixture blocks 13 to move out of the clamping grooves 16, the fixing of the fixture blocks 10 is released, and the fixing of the drill bit connecting rod 101 is released, then the drill bit body 100 is pulled downwards to drive the drill bit connecting rod 101 to move downwards, the drill bit connecting rod 101 drives the fixed block 10 to be pulled downwards out of the rectangular box 5, the drill bit body 100 can be taken down, the drill bit connecting rod 101 on the drill bit body 100 to be replaced is aligned with the first through hole, the drill bit connecting rod 101 is pushed upwards to drive the fixed block 10 to move upwards into the rectangular box 5, when the top of the fixed block 10 is contacted with the inner wall of the top of the rectangular box 5, at the moment, the two clamping blocks 13 and the two moving rods 15 are both positioned in the first rectangular hole 17, at the moment, the clamping blocks 13 are aligned with the corresponding clamping grooves 16, then the knob is rotated reversely to drive the screw 7 to rotate, the screw 7 rotates to drive the moving block 8 to move leftwards and release the pulling force on the two flexible steel ropes 9, at the moment, the elasticity of the first spring 14 in a compressed state drives the two moving rods 15 to move towards the directions away from each other, the moving rod 15 drives the corresponding clamping block 13 to move into the clamping groove 16, the clamping block 13 is clamped with the corresponding clamping groove 16, the fixing block 10 is fixed, the drill bit connecting rod 101 is further fixed, replacement is completed, replacement operation of the drill bit body 100 is conveniently and rapidly achieved through a simple clamping mode, and the clamping fixing mode can reduce the phenomenon that threads are loosened and fall off due to vibration force in the using process.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The drill bit for the drilling engineering comprises a drill bit body (100), wherein a drill bit connecting rod (101) is fixedly installed at the top of the drill bit body (100), and an installation rod (102) is arranged above the drill bit body (100), and is characterized in that a buffer mechanism matched with the drill bit body (100) is arranged on the installation rod (102);
buffer gear is including offering installation cavity (1) on installation pole (102), two locating levers of fixedly connected with (2) between the top inner wall of installation cavity (1) and the bottom inner wall, the top of drill bit connecting rod (101) extends to in installation cavity (1) and fixedly connected with fixed block (10), the movable sleeve is equipped with rectangle box (5) on fixed block (10), the equal fixedly connected with uide bushing (3) in both sides of rectangle box (5), uide bushing (3) movable sleeve is established on corresponding locating lever (2), fixedly connected with buffer spring (4) between the top of uide bushing (3) and the top inner wall of installation cavity (1), buffer spring (4) movable sleeve is established on corresponding locating lever (2), the bottom bonding of installation pole (102) is fixed with the anticollision elastic ring, the anticollision elastic ring is established on drill bit connecting rod (101), be equipped with on installation pole (102) with fixed block solid mechanism with fixed block (10) matched with.
2. The drill bit for drilling engineering according to claim 1, wherein the clamping mechanism comprises a first rectangular hole (17) formed at the top of the fixed block (10), a second rectangular hole (11) formed on the inner wall of the top of the rectangular box (5), a rectangular rod (14) fixedly connected between the inner walls of the two sides of the second rectangular hole (11), two moving rods (15) slidably sleeved on the rectangular rod (14), a first spring (12) fixedly connected between the sides of the two moving rods (15) close to each other, a clamping block (13) fixedly connected to the side of the two moving rods (15) far away from each other, the bottom end of the moving rod (15) extending into the first rectangular hole (17), clamping grooves (16) formed on the inner walls of the two sides of the first rectangular hole (17), and a clamping block (13) fixedly connected to the side of the two moving rods (15) far away from each other, the side of the clamping block (13) extending into the clamping grooves (16), the clamping block (13) is clamped with the corresponding clamping groove (16), a rectangular groove (6) is formed in one side of the mounting rod (102), the rectangular groove (6) is located above the mounting cavity (1), a moving block (8) is slidably mounted on the inner wall of the top of the rectangular groove (6), a screw rod (7) is rotatably mounted on the inner wall of the left side of the rectangular groove (6), the right end of the screw rod (7) extends to the right side of the mounting rod (102) and is fixedly connected with a knob, the moving block (8) is sleeved on the screw rod (7) in a threaded manner, flexible steel ropes (9) are fixedly connected to the sides, close to each other, of the two moving rods (15), two first fixed pulleys are rotatably mounted between the inner wall of the front side and the inner wall of the rear side of the second rectangular hole (11), a first through hole is formed in the inner wall of the bottom of the rectangular groove (6), and a second fixed pulley is rotatably mounted between the inner wall of the front side and the inner wall of the rear side of the first through hole, one end of the flexible steel rope (9) far away from the corresponding moving rod (15) winds around one side of the first fixed pulley far away from the moving rod (15) and the left side of the second fixed pulley and extends into the rectangular groove (6) to be fixedly connected with the bottom of the moving block (8).
3. The drill bit for drilling engineering according to claim 1, wherein two balls are embedded on the inner walls of four sides of the guide sleeve (3), the positioning rods (2) are positioned between the eight corresponding balls, and the balls are in rolling contact with the outer sides of the corresponding positioning rods (2).
4. The drill bit for drilling engineering according to claim 2, wherein a T-shaped sliding track is fixedly connected to the inner wall of the top of the rectangular groove (6), a T-shaped sliding groove with openings at both sides is formed in the top of the moving block (8), the T-shaped sliding track is slidably connected with the T-shaped sliding groove, a threaded hole is formed in one side of the moving block (8), and the threaded hole is in threaded connection with the screw rod (7).
5. The drill bit for drilling engineering according to claim 2, wherein a rotating groove is formed on the left inner wall of the rectangular groove (6), a first bearing is fixedly sleeved in the rotating groove, a second bearing is fixedly connected between the top inner wall and the bottom inner wall of the rectangular groove (6), and the inner side of the inner ring of the first bearing and the inner side of the inner ring of the second bearing are fixedly connected with the outer side of the screw rod (7).
6. A drill bit for drilling engineering according to claim 2, characterized in that the front and rear sides of the moving rod (15) are in sliding contact with the front and rear inner walls of the first rectangular hole (17) and the second rectangular hole (11), respectively.
7. The drill bit for drilling engineering according to claim 2, wherein a third rectangular hole is formed in one side of the moving rod (15), and the inner wall of the third rectangular hole is slidably connected with the outer side of the rectangular rod (14).
8. The drill bit for drilling engineering according to claim 1, wherein a first through hole is formed in the inner wall of the bottom of the mounting cavity (1), and the inner wall of the first through hole is movably contacted with the outer side of the drill bit connecting rod (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121171334.7U CN214660005U (en) | 2021-05-28 | 2021-05-28 | Drill bit for drilling engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121171334.7U CN214660005U (en) | 2021-05-28 | 2021-05-28 | Drill bit for drilling engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214660005U true CN214660005U (en) | 2021-11-09 |
Family
ID=78486878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121171334.7U Expired - Fee Related CN214660005U (en) | 2021-05-28 | 2021-05-28 | Drill bit for drilling engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214660005U (en) |
-
2021
- 2021-05-28 CN CN202121171334.7U patent/CN214660005U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |