CN219528945U - Screw drilling tool anticreep device - Google Patents
Screw drilling tool anticreep device Download PDFInfo
- Publication number
- CN219528945U CN219528945U CN202320381371.3U CN202320381371U CN219528945U CN 219528945 U CN219528945 U CN 219528945U CN 202320381371 U CN202320381371 U CN 202320381371U CN 219528945 U CN219528945 U CN 219528945U
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- groove
- protection
- sliding
- connecting rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model provides an anti-drop device of a screw drilling tool, which comprises a protection head, wherein the bottom of the protection head is rotationally connected with the top of a rotary sleeve, a first through hole is formed in the middle of the rotary sleeve, the first through hole is sleeved with the upper end of an anti-drop connecting rod, the bottom of the protection head is sleeved with the top of the anti-drop connecting rod, two sides of the bottom of the protection head are symmetrically provided with first sliding grooves, the first sliding grooves are communicated with second sliding grooves formed in the top of the rotary sleeve, the first sliding grooves and the second sliding grooves are in sliding connection with a connecting plate, one side of the connecting plate is symmetrically provided with second through holes, the connecting bolt is blocked by the protection plate, so that the connecting bolt cannot be loosened greatly, and meanwhile, a fastening block cannot be loosened greatly, so that the fastening block can be clamped with the anti-drop connecting rod always, and the problem that the anti-drop connecting rod cannot drop into a well is ensured as long as the bolt is not loosened too much and drops is ensured.
Description
Technical Field
The utility model relates to an anti-drop device of a screw drilling tool, and belongs to the field of drilling tool equipment.
Background
In the prior art, the screw drilling tool is a volumetric underground power drilling tool which uses drilling fluid as power and converts liquid pressure energy into mechanical energy, the screw drilling tool mainly comprises a bypass valve, a stator, a rotor, a universal shaft assembly, a transmission shaft, a drill bit, a motor and the like, when slurry pumped by a slurry pump flows through the bypass valve to enter the motor, a certain pressure difference is formed at an inlet and an outlet of the motor, the rotor is pushed to rotate around an axis of the stator, and the rotating speed and torque are transmitted to the drill bit through the universal shaft and the transmission shaft, so that drilling operation is realized, the existing drilling tool drives a clamping block to clamp a falling-preventing connecting rod through a bolt, the loosening or falling-off of the threaded connection of the falling-preventing connecting rod can occur once the bolt falls into a well after long-time construction operation.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide the screw drilling tool anti-drop device, so as to solve the problems that once a bolt is loosened in the drilling process provided by the background art, after long-time construction operation of a drilling rod drilling tool, the bolt is loosened, the loosening or dropping of the threaded connection of an anti-drop connecting rod can occur, and once the drilling tool falls into a well, the progress of drilling construction can be seriously influenced.
In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a screw rod drilling tool anticreep device, includes the protection head, protection head bottom rotates with the swivel sleeve top to be connected, offer first perforation in the middle of the swivel sleeve, first perforation is cup jointed with the anti-drop connecting rod upper end, protection head bottom cup joints with anti-drop connecting rod top, first spout is offered to protection head bottom bilateral symmetry, first spout is linked together with the second spout that the swivel sleeve top was offered, first spout, second spout and connecting plate sliding connection, the second perforation is offered to connecting plate one side symmetry, second perforation and connecting bolt threaded connection, connecting bolt passes the second perforation and respectively with protection head and swivel sleeve threaded connection, set up the fastening piece between protection head and the swivel sleeve.
Further, the upper side of the connecting plate is provided with a protecting plate, the protecting plate is in sliding connection with the first sliding groove, the protecting plate is in sliding connection with the second sliding groove formed in the two sides of the top of the rotary sleeve, and one side of the protecting plate is in contact with one side of the connecting plate.
Further, the protection head includes the protection main part, the joint groove is seted up to protection main part bottom, the joint groove cup joints with anti-drop connecting rod top, the fastening groove is seted up to joint groove lower extreme outside symmetry, fastening groove and fastening piece top sliding connection, fastening piece bottom and swivel nut top sliding connection, first spout and protection shield sliding connection, first spout and connecting plate sliding connection.
Further, the rotating sleeve comprises a rotating main body, second sliding grooves are symmetrically formed in two sides of the top of the rotating main body, the second sliding grooves are in sliding connection with the connecting plate, a plane spiral groove is formed in the middle of the top of the rotating main body, a notch of the plane spiral groove is in sliding connection with the bottom of the fastening block, a rotating groove is formed in the position, close to the top of the outer ring of the plane spiral groove, two sides of the upper end of the notch of the rotating groove are provided with protection edges, a first perforation is formed in the middle of the rotating main body, and the first perforation is sleeved with the upper end of the anti-falling connecting rod.
Further, the outer side of the bottom of the protection head is provided with a rotating block, two protection edges are provided with semicircular holes oppositely, and the rotating block penetrates through the semicircular holes to be connected with the rotating groove in a sliding mode.
Further, the upper end of the anti-falling connecting rod is symmetrically provided with an arc-shaped groove, and the arc-shaped groove is clamped with one side of the fastening block.
The utility model has the beneficial effects that: through rotating the rotating body, the plane helical groove at the top of the rotating body moves the fastening block to the center, and the fastening block is limited to move to the center of the release connecting rod through the fastening groove formed in the top protection body, so that the fastening block is clamped with the arc-shaped groove symmetrically formed in the release connecting rod through movement, the effect of clamping the release connecting rod is achieved, and the release connecting rod can normally rotate and cannot fall.
The connecting bolt is blocked by the protection plate, so that the connecting bolt cannot be loosened greatly, and meanwhile, the fastening block cannot be loosened greatly, so that the fastening block can be clamped with the anti-falling connecting rod all the time, and the problem that the anti-falling connecting rod cannot fall down and is adjusted into a well is solved as long as the bolt is not loosened too much and falls down.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic cross-sectional view of an anti-drop device for a screw drill according to the present utility model;
FIG. 2 is a schematic view of the structure of the screw drill anti-drop device according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the upper end of the drop-preventing connecting rod in the drop-preventing device for the screw drilling tool according to the present utility model;
FIG. 4 is an enlarged view of FIG. 1 at A;
FIG. 5 is a schematic structural view of a rotating sleeve;
in the figure: 1-protection head, 11-protection main part, 12-fastening groove, 13-joint groove, 14-rotating block, 2-anti-drop connecting rod, 21-arc wall, 3-swivel sleeve, 31-rotating main part, 32-plane helicla flute, 8-second spout, 34-semicircle orifice, 35-protection edge, 36-rotating groove, 4-first spout, 5-protection shield, 6-connecting plate, 7-connecting bolt, 9-fastening block.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a screw rod drilling tool anticreep device, including cylindrical protection head 1, protection head 1 bottom and annular rotating sleeve 3 top rotate to be connected, circular shape first perforation is seted up to rotating sleeve 3 centre, first perforation cup joints with anti-drop connecting rod 2 upper end, protection head 1 bottom cup joints with anti-drop connecting rod 2 top, protection head 1 bottom bilateral symmetry sets up the first spout 4 of vertical arrangement, first spout 4 is linked together with rotating sleeve 3 top vertically arranged second spout 8, first spout 4, second spout 8 and connecting plate 6 sliding connection, circular shape second perforation is seted up to connecting plate 6 one side symmetry, second perforation and connecting bolt 7 threaded connection, thereby connecting bolt 7 passes second perforation respectively with protection head 1 and rotating sleeve 3 threaded connection, thereby be connected fixed protection head 1 and rotating sleeve 3 through connecting plate 6 and connecting bolt 7, set up fastening block 9 between protection head 1 and the rotating sleeve 3, anti-drop connecting rod 2 upper end symmetry sets up arc wall 21, arc wall 21 and fastening block 9 one side joint.
Referring to fig. 1 and 2, an arc-shaped protection plate 5 is arranged on the upper side of the connection plate 6, the side surface of the protection plate 5 is slidably connected with the first sliding groove 4, the protection plate 5 is slidably connected with the second sliding groove 8 vertically arranged on two sides of the top of the rotary sleeve 3, one side of the protection plate 5 is contacted with one side of the connection plate 6, the connection plate 6 and the connection bolt 7 are covered by the protection plate 5, so that the fastening block 9 can be clamped with the anti-falling connection rod 2 all the time, and the problem that the anti-falling connection rod 2 cannot fall down and be adjusted into a well as long as the bolt is not loose too much and falls is ensured.
Referring to fig. 1, the protection head 1 includes a cylindrical protection main body 11, a circular clamping groove 13 is formed at the bottom of the protection main body 11, the clamping groove 13 is sleeved with the top of the anti-falling connecting rod 2, a fastening groove 12 is symmetrically formed at the outer side of the lower end of the clamping groove 13, the fastening groove 12 is a rectangular clamping groove, the fastening groove 12 is slidably connected with the top of the fastening block 9, the bottom of the fastening block 9 is slidably connected with the top of the rotating sleeve 3, two sides of the bottom of the protection main body 11 are symmetrically provided with a first sliding groove 4 which is vertically arranged, the first sliding groove 4 is slidably connected with the protection plate 5, and the first sliding groove 4 is slidably connected with the connecting plate 6.
Referring to fig. 1, fig. 4 and fig. 5, the rotary sleeve 3 includes a circular rotary main body 31, two sides of the top of the rotary main body 31 are symmetrically provided with vertically arranged second sliding grooves 8, the second sliding grooves 8 are slidably connected with the connecting plate 6, the top of the rotary main body 31 is provided with a middle position provided with a plane spiral groove 32, a notch of the plane spiral groove 32 is slidably connected with the bottom of the fastening block 9, the fastening block 9 can move towards an arc groove 21 formed in the anti-falling connecting rod 2 in the fastening groove 12 through rotation of the plane spiral groove 32, so that the anti-falling connecting rod 2 is clamped, a rotary groove 36 is formed near the top of an outer ring of the plane spiral groove 32, two sides of the upper end of the notch of the rotary groove 36 are provided with circular protection edges 35, two protection edges 35 are oppositely provided with semicircular holes 34, the rotary block 14 passes through the semicircular holes 34 and the rotary groove 36 to be slidably connected, when the plane spiral groove 32 is damaged or the fastening block 9 and the anti-falling connecting rod 2 are clamped and have a problem, the rotary main body 31 can be taken down for maintenance, the middle of the rotary main body 3 is provided with a circular first through the semicircular hole, and the upper end of the anti-falling connecting rod 2 is sleeved.
The specific embodiment is as follows: the anti-drop connecting rod 2 passes through a first perforation formed in the bottom of the rotating main body 31 to enable the anti-drop connecting rod 2 to be sleeved with a clamping groove 13 formed in the bottom of the protecting main body 11, the rotating main body 31 is rotated, the fastening block 9 is moved towards the center through a plane spiral groove 32 formed in the top of the rotating main body 31, the fastening block 9 is limited to move towards the center of the anti-drop connecting rod 2 through a fastening groove 12 formed in the top of the protecting main body 11, the fastening block 9 is clamped with an arc-shaped groove 21 formed in the anti-drop connecting rod 2 through movement, the connecting plate 6 is enabled to enter the second chute 8 through a connecting plate 6 sliding on the first chute 4, then the connecting bolt 7 is screwed on the second perforation at two ends of the connecting plate 6, and meanwhile, the connecting bolts 7 at two ends are respectively connected with the protecting main body 11 and the rotating main body 31 in a threaded mode, the protecting main body 11 and the rotating main body 31 cannot rotate, the connecting plate 5 is enabled to cover the connecting plate 6 and the connecting bolt 7 through the protecting plate 5 sliding on the first chute 4, and the connecting rod 9 can be clamped with the anti-drop connecting rod 2 all the time, the problem that the connecting rod 2 is enabled to be prevented from loosening and falling down and cannot be adjusted into the well is solved.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a screw drilling tool anticreep device, includes protection head (1), its characterized in that: the protection head (1) bottom and rotation cover (3) top rotate to be connected, offer first perforation in the middle of rotation cover (3), first perforation and prevent falling connecting rod (2) upper end suit, protection head (1) bottom cup joints with prevent falling connecting rod (2) top, first spout (4) are offered to protection head (1) bottom bilateral symmetry, first spout (4) are linked together with second spout (8) of seting up at rotation cover (3) top, first spout (4), second spout (8) and connecting plate (6) sliding connection, second perforation is offered to connecting plate (6) one side symmetry, second perforation and connecting bolt (7) threaded connection, connecting bolt (7) pass the second perforation respectively with protection head (1) and rotation cover (3) threaded connection, set up fastening piece (9) between protection head (1) and the rotation cover (3).
2. The screw drill anti-drop device of claim 1, wherein: the upper side of the connecting plate (6) is provided with a protecting plate (5), the protecting plate (5) is in sliding connection with the first sliding groove (4), the protecting plate (5) is in sliding connection with the second sliding groove (8) formed in the two sides of the top of the rotating sleeve (3), and one side of the protecting plate (5) is in contact with one side of the connecting plate (6).
3. The screw drill anti-drop device of claim 1, wherein: the protection head (1) comprises a protection main body (11), a clamping groove (13) is formed in the bottom of the protection main body (11), the clamping groove (13) is sleeved with the top of the anti-falling connecting rod (2), a fastening groove (12) is symmetrically formed in the outer side of the lower end of the clamping groove (13), the fastening groove (12) is slidably connected with the top of a fastening block (9), the bottom of the fastening block (9) is slidably connected with the top of a rotary sleeve (3), a first sliding groove (4) is slidably connected with the protection plate (5), and the first sliding groove (4) is slidably connected with a connecting plate (6).
4. The screw drill anti-drop device according to claim 2, wherein: the rotary sleeve (3) comprises a rotary main body (31), second sliding grooves (8) are symmetrically formed in the two sides of the top of the rotary main body (31), the second sliding grooves (8) are in sliding connection with a connecting plate (6), a plane spiral groove (32) is formed in the middle of the top of the rotary main body (31), a notch of the plane spiral groove (32) is in sliding connection with the bottom of a fastening block (9), a rotary groove (36) is formed in the top of an outer ring of the plane spiral groove (32) and is close to the top of the plane spiral groove, protection edges (35) are formed in the two sides of the upper end of the notch of the rotary groove (36), and a first perforation is formed in the middle of the rotary main body (31).
5. The screw drill anti-drop device of claim 4, wherein: the outer side of the bottom of the protection head (1) is provided with a rotating block (14), two protection edges (35) are provided with semicircular holes (34) relatively, and the rotating block (14) penetrates through the semicircular holes (34) to be connected with a rotating groove (36) in a sliding mode.
6. A screw drill anti-drop device according to claim 3, wherein: the upper end of the anti-falling connecting rod (2) is symmetrically provided with arc grooves (21), and the arc grooves (21) are clamped with one side of the fastening block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320381371.3U CN219528945U (en) | 2023-03-03 | 2023-03-03 | Screw drilling tool anticreep device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320381371.3U CN219528945U (en) | 2023-03-03 | 2023-03-03 | Screw drilling tool anticreep device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219528945U true CN219528945U (en) | 2023-08-15 |
Family
ID=87651580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320381371.3U Active CN219528945U (en) | 2023-03-03 | 2023-03-03 | Screw drilling tool anticreep device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219528945U (en) |
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2023
- 2023-03-03 CN CN202320381371.3U patent/CN219528945U/en active Active
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