CN219613963U

CN219613963U - Auxiliary positioning hollow hand drill

Info

Publication number: CN219613963U
Application number: CN202320934103.XU
Authority: CN
Inventors: 谈云龙; 谢冲冲; 苏长军; 王文瑞; 于清龙
Original assignee: Changzhou Doug Medical Technology Co ltd
Current assignee: Changzhou Doug Medical Technology Co ltd
Priority date: 2023-04-22
Filing date: 2023-04-22
Publication date: 2023-09-01
Anticipated expiration: 2033-04-22

Abstract

The utility model relates to an auxiliary positioning hollow hand drill, which belongs to the field of medical appliances and comprises a control part and a drill rod, wherein the control part comprises clamping claws, handles and a control mechanism, the clamping claws are used for clamping the drill rod, at least two clamping claws are used for controlling the movement of the clamping claws, and auxiliary holes are formed in the handles and used for allowing the drill rod to pass through. When the drill rod is used, an operator can move the control part to move the drill rod, so that the operator can conveniently control the drill rod to drill holes, and the possibility of burning human tissues by the drill bit is reduced.

Description

Auxiliary positioning hollow hand drill

Technical Field

The utility model relates to the field of medical instruments, in particular to an auxiliary positioning hollow hand drill.

Background

In orthopaedics, neurosurgery and other operations, drilling of bones is a very important operation preparation, and currently, electric drills are often used as drilling instruments for bone.

The existing related technology has the defects that the rotating speed of an electric drill is high, the temperature of a drill bit is high, an operator cannot easily control the depth of a drilled hole, the drill bit burns human tissues, the influence is caused on a patient, and the drilling work is also influenced.

Disclosure of Invention

In order to solve the problems, the utility model provides an auxiliary positioning hollow hand drill.

The utility model provides an auxiliary positioning hollow hand drill which adopts the following technical scheme:

the utility model provides an auxiliary positioning hollow hand drill, includes control portion and drilling rod, control portion includes gripper jaw, handle and control mechanism, the gripper jaw is used for the centre gripping drilling rod, there are two at least gripper jaws, control mechanism is used for controlling the removal of gripper jaw, the auxiliary hole has been seted up on the handle, the auxiliary hole supplies the drilling rod to pass.

Through adopting above-mentioned technical scheme, operating personnel passes the auxiliary hole with the drilling rod, through the removal of control mechanism control gripper, makes gripper carry out the centre gripping to the drilling rod, makes drilling rod and control portion relative positioning, and operating personnel movable control portion removes the drilling rod, and the operating personnel of being convenient for control the drilling rod and drill, reduced the possibility that the drill bit burns human tissue, the drilling work of the drilling rod of being convenient for.

Preferably, the control mechanism comprises a mounting shell, a mounting ring seat, a limiting shell and a control assembly, wherein the mounting shell is sleeved on the mounting ring seat, the mounting shell is in threaded connection with the mounting ring seat, the limiting shell is arranged in the mounting shell, one end of the limiting shell is in butt joint with the mounting ring seat, the outer wall of the limiting shell is attached to the inner wall of the mounting shell, a limiting groove is formed in the limiting shell, the clamping claw is located in the limiting groove, and the control assembly is used for controlling the clamping claw to move in the limiting groove.

Through adopting above-mentioned technical scheme, the installation shell can play the guard action, and because the threaded connection of installation shell and collar seat, operating personnel can dismantle installation shell and collar seat, and the removal that is located the spacing inslot through control assembly control gripper, and the spacing groove can be spacing the removal of gripper, and the gripper of being convenient for carries out the centre gripping to the drilling rod, the location of drilling rod of being convenient for to the work of punching of drilling rod.

Preferably, the control assembly comprises a movable seat and an auxiliary seat, the clamping claws are in sliding connection with the movable seat, the movable seat is in threaded connection with the auxiliary seat, the auxiliary seat and the mounting ring seat rotate relatively, connecting holes are formed in the mounting shell, the limiting shell, the movable seat and the auxiliary seat, and the connecting holes are used for a drill rod to pass through.

Through adopting above-mentioned technical scheme, because remove seat and auxiliary seat threaded connection, and the spacing groove can carry out spacingly to the removal of gripper jaw, the rotation of auxiliary seat can drive the removal of removing the seat, removes the removal of seat and can make the gripper jaw slide to make the gripper jaw carry out clamping work to the drilling rod.

Preferably, the handle is fixedly connected with a connecting rod, and the connecting rod penetrates through the mounting ring seat to be fixedly connected with the auxiliary seat.

Through adopting above-mentioned technical scheme, operating personnel rotatable handle, the rotation of handle can drive the rotation of connecting rod, and the rotation of connecting rod can drive the rotation of auxiliary seat, and the auxiliary seat of being convenient for drives the removal of moving the seat to the removal of gripper jaw of being convenient for.

Preferably, an auxiliary ring is fixedly connected in the auxiliary seat, and the auxiliary ring is abutted with one end of the movable seat, which faces the auxiliary seat.

By adopting the technical scheme, because the movable seat is in threaded connection with the auxiliary seat, when the auxiliary seat rotates, the auxiliary seat can be rotated to drive the movable seat to move, and the auxiliary ring can limit the sliding distance of the movable seat into the auxiliary seat.

Preferably, the auxiliary seat is connected with the mounting ring seat through an auxiliary bearing, and the inner wall of the limiting shell is attached to the outer wall of the auxiliary bearing.

Through adopting above-mentioned technical scheme, the auxiliary seat realizes being connected with the rotation of collar seat through auxiliary bearing, and auxiliary bearing plays the auxiliary role to the installation of spacing shell.

Preferably, the clamping claw is fixedly connected with a moving block, the moving seat is provided with a moving groove, and the moving block is positioned in the moving groove and slides.

Through adopting above-mentioned technical scheme, the travel path to the movable block can be spacing to the movable groove to carry out spacingly to the removal of gripper jaw, the gripper jaw of being convenient for is to the centre gripping work of drilling rod.

Preferably, the mounting shell is provided with auxiliary protruding points, and the mounting ring seat is provided with mounting grooves.

Through adopting above-mentioned technical scheme, supplementary bump can improve the roughness on installation shell surface, and the operating personnel of being convenient for rotate the installation shell, and the mounting groove can be convenient for the operating personnel when equipment installation shell and collar seat, carries out temporary positioning to the collar seat.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. through the arrangement of the control part and the drill rod, an operator passes the drill rod through the auxiliary hole, and controls the movement of the clamping claw through the control mechanism, so that the clamping claw clamps the drill rod, the drill rod and the control part are positioned relatively, the operator can move the control part to move the drill rod, the operator can conveniently control the drill rod to drill holes, the possibility of burning human tissues by the drill bit is reduced, and the drilling work of the drill rod is facilitated;

2. through the arrangement of the control mechanism, the installation shell can play a role in protection, and due to the threaded connection of the installation shell and the installation ring seat, an operator can detach the installation shell and the installation ring seat, the control assembly controls the clamping jaw to move in the limiting groove, the limiting groove can limit the movement of the clamping jaw, the clamping jaw is convenient for clamping a drill rod, and the drill rod is convenient for positioning, so that the drilling work of the drill rod is convenient;

3. through the setting of connecting rod, operating personnel rotatable handle, the rotation of handle can drive the rotation of connecting rod, and the rotation of connecting rod can drive the rotation of auxiliary seat, is convenient for auxiliary seat drive the removal of moving the seat to the removal of gripper jaw is convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of a hollow hand drill embodying the auxiliary positioning in an embodiment of the present utility model.

Fig. 2 is a schematic diagram of an exploded structure for embodying a control mechanism in an embodiment of the present utility model.

Fig. 3 is a schematic diagram of an internal structure of an auxiliary seat according to an embodiment of the present utility model.

Reference numerals illustrate: 1. a control unit; 2. a drill rod; 3. clamping claws; 31. a moving block; 4. a handle; 41. a connecting rod; 5. a control mechanism; 51. a mounting shell; 511. a connection hole; 512. auxiliary protruding points; 52. a mounting ring seat; 521. a mounting groove; 53. a limit shell; 531. a limit groove; 6. a control assembly; 61. a movable seat; 611. a moving groove; 62. an auxiliary seat; 621. an auxiliary ring; 63. and an auxiliary bearing.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses an auxiliary positioning hollow hand drill, which comprises a control part 1 and a drill rod 2, wherein the control part 1 comprises a clamping claw 3 and a control mechanism 5, as shown in figure 1. The gripper jaw 3 is used for gripping the drill rod 2, the gripper jaw 3 is provided with three, and the control mechanism 5 is used for controlling the movement of the gripper jaw 3.

As shown in fig. 2, the control mechanism 5 includes a mounting shell 51, a mounting ring seat 52 and a limiting shell 53, an auxiliary protruding point 512 is provided on the mounting shell 51, the mounting shell 51 is sleeved on the mounting ring seat 52 and is in threaded connection with the mounting ring seat 52, and a mounting groove 521 is provided on the mounting ring seat 52. The limiting shell 53 is arranged in the mounting shell 51, one end of the limiting shell 53 is abutted against the mounting ring seat 52, and the outer wall of the limiting shell 53 is attached to the inner wall of the mounting shell 51. The limiting shell 53 is provided with a limiting groove 531, and the clamping claw 3 is positioned in the limiting groove 531 to slide. The auxiliary protruding points 512 can increase the roughness of the surface of the mounting shell 51, and the mounting groove 521 can enable an operator to insert the tool into the mounting groove 521 to enable the mounting ring 52 to be positioned relatively when the mounting shell 51 and the mounting ring 52 are mounted. The limiting groove 531 can limit the moving direction of the clamping claws 3, so that the three clamping claws 3 can clamp the drill rod 2 conveniently.

As shown in fig. 2 and 3, the control structure further includes a control assembly 6, where the control assembly 6 includes a moving seat 61 and an auxiliary seat 62, the gripper jaw 3 is slidably connected with the moving seat 61, a moving block 31 is fixedly connected to the gripper jaw 3, a moving groove 611 is formed in the moving seat 61, and the moving block 31 is located in the moving groove 611 to slide. One end of the movable seat 61 is in threaded connection with the auxiliary seat 62, an auxiliary ring 621 is fixedly connected in the auxiliary seat 62, and the auxiliary ring 621 is abutted with one end of the movable seat 61 facing the auxiliary seat 62. The auxiliary seat 62 is rotatably connected with the mounting ring seat 52 through an auxiliary bearing 63, and the outer wall of the limiting shell 53 is attached to the outer wall of the auxiliary bearing 63. The rotation of the auxiliary seat 62 can drive the movement of the moving seat 61, and the movement of the moving seat 61 can drive the movement of the clamping jaw 3, so that the moving block 31 is positioned in the moving groove 611 and the clamping jaw 3 is positioned in the limit groove 531 to move, thereby clamping the drill rod 2 by the clamping jaw 3.

As shown in fig. 1 and 2, the control part 1 further includes a handle 4, a connecting rod 41 is fixedly connected to the handle 4, the connecting rod 41 passes through the mounting ring seat 52 and is fixedly connected to the auxiliary seat 62, and auxiliary holes are formed in the handle 4 and the connecting rod 41. The mounting shell 51, the limiting shell 53, the movable seat 61 and the auxiliary seat 62 are provided with connecting holes 511, the auxiliary holes are communicated with the connecting holes 511, and the auxiliary holes and the connecting holes 511 are used for the drill rod 2 to pass through. The operator rotates the handle 4 to drive the connecting rod 41 to rotate, and the rotation of the connecting rod 41 can drive the auxiliary seat 62 to rotate, so that the clamping claw 3 is driven to move, and the clamping claw 3 is convenient to clamp the drill rod 2.

The implementation principle of the auxiliary positioning hollow hand drill provided by the embodiment of the utility model is as follows:

when the drill rod 2 needs to be installed, after the drill rod 2 passes through the auxiliary hole and the connecting hole 511, the handle 4 is rotated, the rotation of the handle 4 can drive the connecting rod 41 to rotate, the rotation of the connecting rod 41 can drive the auxiliary seat 62 to rotate, the rotation of the auxiliary seat 62 can drive the movable seat 61 to move, and the movement of the movable seat 61 can drive the clamping claw 3 to move, so that the clamping claw 3 is positioned in the limiting groove 531 to move, and the drill rod 2 is clamped.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An auxiliary positioning hollow hand drill which is characterized in that: including control portion (1) and drilling rod (2), control portion (1) include gripper jaw (3), handle (4) and control mechanism (5), gripper jaw (3) are used for centre gripping drilling rod (2), gripper jaw (3) have two at least, control mechanism (5) are used for controlling the removal of gripper jaw (3), the auxiliary hole has been seted up on handle (4), auxiliary hole supplies drilling rod (2) to pass.

2. The assisted positioning hollow hand drill according to claim 1, wherein: the control mechanism (5) comprises a mounting shell (51), a mounting ring seat (52), a limiting shell (53) and a control assembly (6), wherein the mounting shell (51) is sleeved on the mounting ring seat (52), the mounting shell (51) is in threaded connection with the mounting ring seat (52), the limiting shell (53) is arranged in the mounting shell (51), one end of the limiting shell (53) is abutted to the mounting ring seat (52), the outer wall of the limiting shell (53) is attached to the inner wall of the mounting shell (51), a limiting groove (531) is formed in the limiting shell (53), the clamping jaw (3) is located in the limiting groove (531) and slides, and the control assembly (6) is used for controlling the clamping jaw (3) to be located in the limiting groove (531).

3. The assisted positioning hollow hand drill of claim 2, wherein: the control assembly (6) comprises a movable seat (61) and an auxiliary seat (62), the clamping claw (3) is in sliding connection with the movable seat (61), the movable seat (61) is in threaded connection with the auxiliary seat (62), the auxiliary seat (62) rotates relative to the mounting ring seat (52), and the mounting shell (51), the limiting shell (53), the movable seat (61) and the auxiliary seat (62) are provided with connecting holes (511) respectively, and the connecting holes (511) are used for a drill rod (2) to pass through.

4. A hollow hand drill according to claim 3, wherein: the handle (4) is fixedly connected with a connecting rod (41), and the connecting rod (41) penetrates through the mounting ring seat (52) to be fixedly connected with the auxiliary seat (62).

5. The assisted positioning hollow hand drill of claim 4, wherein: an auxiliary ring (621) is fixedly connected in the auxiliary seat (62), and the auxiliary ring (621) is abutted with one end, facing the auxiliary seat (62), of the movable seat (61).

6. A hollow hand drill according to claim 3, wherein: the auxiliary seat (62) is connected with the mounting ring seat (52) through the auxiliary bearing (63), and the inner wall of the limiting shell (53) is attached to the outer wall of the auxiliary bearing (63).

7. A hollow hand drill according to claim 3, wherein: the clamping claw (3) is fixedly connected with a moving block (31), the moving seat (61) is provided with a moving groove (611), and the moving block (31) is positioned in the moving groove (611) to slide.

8. The assisted positioning hollow hand drill of claim 2, wherein: auxiliary protruding points (512) are arranged on the mounting shell (51), and mounting grooves (521) are formed in the mounting ring base (52).