CN219262312U

CN219262312U - Positive and negative circulation adapter of hollow drill rod

Info

Publication number: CN219262312U
Application number: CN202223271488.0U
Authority: CN
Inventors: 刘佳兵; 刘玉高; 吴朗霞
Original assignee: Yangzhou Kedi Electromechanical Manufacturing Co ltd
Current assignee: Yangzhou Kedi Electromechanical Manufacturing Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-27
Anticipated expiration: 2032-12-06

Abstract

The utility model provides a forward and reverse circulation adapter of a hollow drill rod, which relates to the technical field of adapters and comprises the following components: the drill bit comprises a machine body, wherein a driving motor is fixedly arranged on one side of the machine body, a machine head is fixedly sleeved at the output end of the driving motor, a rotating shaft is fixedly embedded in the machine head, one end of the rotating shaft is fixedly connected with a joint, a gear is movably arranged on one side of the joint, two hydraulic rods are fixedly embedded in the outer surface of the joint, and connecting rods are fixedly arranged on one sides of the two hydraulic rods.

Description

Positive and negative circulation adapter of hollow drill rod

Technical Field

The utility model relates to the technical field of adapter connectors, in particular to a forward and reverse circulation adapter connector for a hollow drill rod.

Background

The positive and negative cycle adapter of a kind of hollow drill drilling rod that uses at present, the hollow drill bit is also known as core bit, hole digger, center bit, steel sheet drill bit, magnetic drill bit, rail drill bit etc., the hollow drill bit is a hole processing cutter that is fit for portable instrument use relatively.

However, the prior art has the following disadvantages when in use: when changing the drill bit, because of the difference of drill bit length width, need collocation corresponding crossover sub, influence work efficiency, and increased the cost of preparation crossover sub, when traditional crossover sub installs the drill bit, fix the drill bit through rotary joint, increased user's intensity of labour, and can influence the stability of installation drill bit because of the difference of user's dynamics to influence the normal use of equipment.

Disclosure of Invention

The utility model aims to solve the problems that when the drill bit is replaced in the prior art, the working efficiency is influenced by matching corresponding adapter connectors due to different lengths and widths of the drill bit, the cost for manufacturing the adapter connectors is increased, when the drill bit is installed by the traditional adapter connectors, the drill bit is fixed by rotating the adapter connectors, the labor intensity of a user is increased, and the stability of the installed drill bit is influenced by different strength of the user, so that the normal use of equipment is influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a positive and negative circulation crossover sub for a core drill rod, comprising: the machine body is characterized in that a driving motor is fixedly arranged on one side of the machine body, a machine head is fixedly sleeved at the output end of the driving motor, a rotating shaft is fixedly embedded in the machine head, one end of the rotating shaft is fixedly connected with a joint, a gear is movably arranged on one side of the joint, two hydraulic rods are embedded in the outer surface of the joint, connecting rods are fixedly arranged on one sides of the two hydraulic rods, a linkage rod is movably sleeved on the outer surface of the connecting rods, and movable rods are fixedly arranged on the opposite sides of the linkage rod.

As a preferable implementation mode, two opposite sides of the output end of the hydraulic rod are fixedly provided with pressing plates, and the opposite sides of the two pressing plates are movably connected with a drill bit.

The technical effect of adopting the further scheme is as follows: when the movable rod is pushed back and forth in use, the pressing plate is driven to perform relative movement, so that the purpose of clamping the drill bit is achieved, the drill bit with different widths is facilitated, when the movable rod is pushed upwards to the limit, the output end of the hydraulic rod is retracted, clamping of the drill bit is canceled, and the drill bit is fast and convenient to detach.

As a preferred embodiment, it is characterized in that: the outer surface of the first gear is connected with a rotating wheel in a meshed mode, and the outer surface of the rotating wheel is connected with two gear rods in a meshed mode.

The technical effect of adopting the further scheme is as follows: when the rotary drill bit is used, the rotary wheel is conveniently driven by the rotary gear I, so that the two gear rods are simultaneously driven to rotate, the working precision of the equipment is improved, the time for installing and detaching the drill bit is saved, and the working efficiency of the equipment is improved.

As a preferable implementation mode, one end of each gear rod is sleeved with a movable plate in a threaded mode, and one side of each movable plate is fixedly provided with a magnetic block.

The technical effect of adopting the further scheme is as follows: when the drill bit is used, the movable plate is conveniently driven to move up and down through the two gear rods, so that drill bits with different lengths are suitable, the magnetic blocks are arranged, the adsorption effect is generated on the drill bit when the drill bit is installed and detached, and the drill bit is prevented from being carelessly dropped to cause damage.

As a preferable implementation mode, two sliding grooves are formed in the inner wall, close to the bottom, of the joint, and sliding blocks are movably mounted on the inner walls of the two sliding grooves.

The technical effect of adopting the further scheme is as follows: when in use, the two sliding blocks are convenient to limit through the two sliding grooves, so that dislocation is prevented when the two sliding blocks move in the two sliding grooves, and the stability of equipment in operation is improved.

As a preferable implementation mode, one side of each sliding block is fixedly provided with a limiting block, and one side of each limiting block is fixedly connected with an elastic piece.

The technical effect of adopting the further scheme is as follows: when the drill bit is used, when the widths of the drill bits are different, the limiting blocks can slide to two sides, and when the drill bit is taken out, the limiting blocks can restore to the original positions, so that the next use is facilitated.

As a preferred embodiment, the outer surfaces of one end of each of the two elastic members are fixedly connected to the outer surface of the joint.

The technical effect of adopting the further scheme is as follows: when the two limiting blocks are used, the two limiting blocks are conveniently connected to the outer surface of the joint through the two elastic pieces, and the fixing of the positions of the two limiting blocks is facilitated.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the drill bit is used, the power supply is connected, the machine body controls the driving motor to enable the machine head to rotate positively and negatively, the rotating shaft is fixedly connected with the machine head, the rotating shaft is conveniently and directly and effectively driven to rotate positively and negatively, the joint is fixedly connected with the rotating shaft, the sliding rail is arranged at one end of the drill bit, the drill bit is pushed into the joint after being aligned with the two limiting blocks, the mounting accuracy is facilitated, the limiting blocks slide to two sides due to the combined action of the two limiting blocks, the two elastic pieces, the two sliding blocks and the two sliding grooves when the widths of the drill bit are different, and when the drill bit is taken out, the limiting blocks can be restored to be in position, the next use is facilitated, and the combined action of the first gear, the rotating wheel, the gear rod, the movable plate and the magnetic block is facilitated to produce the adsorption effect when the drill bit is mounted and dismounted, and damage caused by careless falling is prevented.

2. When the drill bit clamping device is used, the movable plate can be moved up and down by rotating the gear, so that the drill bit clamping device is beneficial to being suitable for drill bits with different lengths, and the movable plate is driven to move relatively when the movable rod is pressed back and forth due to the combined action of the hydraulic rod, the connecting rod, the linkage rod, the movable rod and the pressing plate, so that the purpose of clamping the drill bit is conveniently achieved, the drill bits with different widths are beneficial to being suitable for, when the movable rod is pushed upwards to the limit, the output end of the hydraulic rod is retracted, the clamping of the drill bit is canceled, and the drill bit is beneficial to being quickly and conveniently dismounted.

Drawings

FIG. 1 is a schematic perspective view of a forward and reverse circulation adapter of a hollow drill rod;

FIG. 2 is an enlarged view of the front and back circulation adapter of the hollow drill rod shown in FIG. 1;

FIG. 3 is a schematic view of a partial cross-sectional perspective structure of a forward and reverse circulation adapter of a hollow drill rod provided by the utility model;

FIG. 4 is an enlarged view of the front and back circulation adapter of the hollow drill rod of FIG. 2;

FIG. 5 is an enlarged view of the front and back circulation adapter of the hollow drill rod in FIG. 4;

FIG. 6 is a schematic diagram of a three-dimensional structure of a front-back circulation adapter of a hollow drill rod in an overall section;

fig. 7 is an enlarged view of a front-back circulation adapter of a hollow drill rod, shown in fig. 6 at C.

Legend description:

1. a body; 2. a driving motor; 3. a machine head; 4. a joint; 5. a drill bit; 6. a rotating shaft; 401. a first gear; 402. a hydraulic rod; 403. a connecting rod; 404. a linkage rod; 405. a movable rod; 406. a pressing plate; 407. a rotating wheel; 408. a gear lever; 409. a movable plate; 410. a magnetic block; 501. a sliding groove; 502. a sliding block; 503. an elastic member; 504. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the present utility model provides a technical solution: a positive and negative circulation crossover sub for a core drill rod, comprising: organism 1, one side fixed mounting of organism 1 has driving motor 2, driving motor 2's output fixed cover is equipped with aircraft nose 3, the inside fixed of aircraft nose 3 is inlayed and is equipped with axis of rotation 6, the one end fixedly connected with of axis of rotation 6 connects 4, the surface mounting who connects 4 one side movable mounting has gear one 401 to connect 4 inlays and is equipped with two hydraulic levers 402, the equal fixed mounting in one side of two hydraulic levers 402 has connecting rod 403, two connecting rods 403 are the equal movable cover of surface and are equipped with gangbar 404, the opposite side fixed mounting of two gangbars 404 has movable rod 405.

As shown in fig. 1-7, the opposite sides of the output ends of the two hydraulic rods 402 are fixedly provided with pressing plates 406, the opposite sides of the two pressing plates 406 are movably connected with the drill bits 5, when the movable rods 405 are pushed back and forth in use, the pressing plates 406 are driven to perform relative movement, so that the purpose of clamping the drill bits 5 is achieved, the drill bits 5 with different widths are facilitated, when the movable rods 405 are pushed upwards to the limit, the output ends of the hydraulic rods 402 retract, clamping of the drill bits 5 is canceled, and the disassembly is facilitated to be faster and faster.

As shown in fig. 1-7, the outer surface of the first gear 401 is in meshed connection with a rotating wheel 407, and the outer surface of the rotating wheel 407 is in meshed connection with two gear rods 408, so that when in use, the first gear 401 is conveniently rotated to drive the rotating wheel 407, and thus the two gear rods 408 are simultaneously driven to rotate, which is beneficial to improving the working precision of equipment, saving the time for installing and dismantling the drill bit 5 and improving the working efficiency of the equipment.

As shown in fig. 1-7, a movable plate 409 is sleeved on one end of each of the two gear rods 408, and a magnetic block 410 is fixedly mounted on one side of the movable plate 409, so that the movable plate 409 is conveniently driven to move up and down through the two gear rods 408 when the drill bit is used, drill bits 5 with different lengths are facilitated to be applied, and the magnetic block 410 is beneficial to adsorbing the drill bits 5 when the drill bits 5 are installed and removed, so that the drill bits are prevented from being damaged due to careless falling.

As shown in fig. 1-7, two sliding grooves 501 are formed in the inner wall of the joint 4, which is close to the bottom, and sliding blocks 502 are movably mounted on the inner walls of the two sliding grooves 501, so that the two sliding blocks 502 are conveniently limited by the two sliding grooves 501 when the joint is used, dislocation of the two sliding blocks 502 is prevented when the joint moves in the two sliding grooves 501, and the stability of the equipment during operation is improved.

As shown in fig. 1-7, one side of each of the two sliding blocks 502 is fixedly provided with a limiting block 504, one side of each of the two limiting blocks 504 is fixedly connected with an elastic member 503, when the drill bit 5 is used, the limiting blocks 504 can slide to two sides when the widths of the drill bit 5 are different, and when the drill bit 5 is taken out, the limiting blocks 504 can be restored to the original positions, so that the next use is facilitated.

As shown in fig. 1-7, the outer surfaces of one ends of the two elastic members 503 are fixedly connected to the outer surface of the joint 4, and when in use, the two limiting blocks 504 are conveniently connected to the outer surface of the joint 4 through the two elastic members 503, so that the positions of the two limiting blocks 504 are conveniently fixed.

Working principle: when in use, the machine body 1 controls the driving motor 2 to enable the machine head 3 to rotate positively and negatively, the rotating shaft 6 is fixedly connected with the machine head 3, the direct and effective driving of the rotating shaft 6 to rotate positively and negatively is facilitated, the joint 4 is fixedly connected with the rotating shaft 6, a sliding rail is arranged at one end of the drill bit 5, after the drill bit 5 is pushed into the joint 4 after being aligned with the two limiting blocks 504, the two elastic pieces 503, the two sliding blocks 502 and the two sliding grooves 501 are in combined action, when the widths of the drill bit 5 are different, the limiting blocks 504 slide to two sides, and when the drill bit 5 is taken out, the limiting blocks 504 can be restored to be in situ, the next use is facilitated, the combination effect of the first gear 401, the rotating wheel 407, the gear rod 408, the movable plate 409 and the magnetic block 410 is facilitated, the absorption effect is generated when the drill bit 5 is installed and disassembled, the drill bit 5 is prevented from being carelessly dropped off to cause damage, the movable plate can be moved up and down, the drill bit 5 with different lengths is facilitated, the hydraulic rods 402, the connecting rods 403, the linkage rods 406 and the movable plates 405 are driven to move back and forth, the combined rods 405 are more conveniently, the relative to the hydraulic rods are prevented from being pulled up and the clamping rods 405 are in the opposite directions, and the purpose of being more convenient to be realized, and the clamping the drill bit 405 can be conveniently and the moved to the opposite to the shafts and the lifting rods are moved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a positive and negative circulation crossover sub of core drill drilling rod which characterized in that includes: organism (1), one side fixed mounting of organism (1) has driving motor (2), the fixed cover of output of driving motor (2) is equipped with aircraft nose (3), the inside fixed embedding of aircraft nose (3) is equipped with axis of rotation (6), the one end fixedly connected with of axis of rotation (6) connects (4), one side movable mounting who connects (4) has gear one (401) the surface mounting who connects (4) inlays and is equipped with two hydraulic levers (402), one side of two hydraulic levers (402) is equal fixed mounting has connecting rod (403), two connecting rod (403) are the equal movable sleeve of surface and are equipped with gangbar (404), two the relative one side fixed mounting of gangbar (404) has movable rod (405).

2. The positive and negative cycle adaptor of a core drill rod according to claim 1, wherein: the opposite sides of the output ends of the two hydraulic rods (402) are fixedly provided with pressing plates (406), and the opposite sides of the two pressing plates (406) are movably connected with a drill bit (5).

3. The positive and negative cycle adaptor of a core drill rod according to claim 1, wherein: the outer surface of the first gear (401) is connected with a rotating wheel (407) in a meshed mode, and the outer surface of the rotating wheel (407) is connected with two gear rods (408) in a meshed mode.

4. A positive and negative circulation adapter for a core drill rod according to claim 3, wherein: one end thread bush of two gear pole (408) is equipped with fly leaf (409), one side fixed mounting of fly leaf (409) has magnetic path (410).

5. The positive and negative cycle adaptor of a core drill rod according to claim 1, wherein: two sliding grooves (501) are formed in the inner wall, close to the bottom, of the joint (4), and sliding blocks (502) are movably mounted on the inner walls of the two sliding grooves (501).

6. The positive and negative cycle adaptor of a core drill rod of claim 5, wherein: one side of each sliding block (502) is fixedly provided with a limiting block (504), and one side of each limiting block (504) is fixedly connected with an elastic piece (503).

7. The positive and negative cycle adaptor of a core drill rod of claim 6, wherein: the outer surfaces of one ends of the two elastic pieces (503) are fixedly connected to the outer surface of the joint (4).