CN210204844U - Electric drill saw head - Google Patents

Abstract

The utility model discloses an electric drill saw head, include: the electric hand-held machine comprises a driving shell and a handle shell arranged at the lower end of the driving shell, wherein one end of the driving shell is provided with a machine head installation sleeve, a driving motor is arranged in the driving shell, and a machine head connecting seat is arranged on a motor shaft of the driving motor. This practical beneficial effect: the in-process that does not use at electric drill saw can effectively protect the brill saw aircraft nose, prevents to put at will and leads to brill saw aircraft nose to take place to collide with the wearing and tearing, effectively protects and bores the saw aircraft nose, prolongs the life of boring the saw aircraft nose, and simultaneously, the last crashproof board of anticollision cover and crashproof board down adopt but extending structure can cover the brill saw aircraft nose of protection different length, and application scope is wide.

Description

Electric drill saw head

Technical Field

The utility model relates to a medical field specifically is electric drill saw aircraft nose.

Background

The electric drill saw is a common medical instrument for orthopedics, cardiothoracic surgery, neurosurgery and the like, and along with the continuous improvement of medical level, the electric drill saw is also more and more widely applied. The existing electric drill saw mainly comprises: the electric drill and saw machine comprises a driving shell and a handle shell arranged at the lower end of the driving shell, wherein one end of the driving shell is provided with a machine head installation sleeve, a driving motor is arranged in the driving shell, a machine head connecting seat is arranged on a motor shaft of the driving motor, one end of the machine head connecting seat extending into the machine head installation sleeve is connected with a drill and saw machine head, and a speed regulation switch assembly is arranged on the handle shell. Wherein electric drill saw aircraft nose leads to easily that drill saw machine hair takes place to collide with wearing and tearing because can only put at will at the in-process that does not use, leads to drill saw machine head to become invalid, and life is short, has increased the replacement cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an electric drill saw head has solved current electric drill saw head and has put the problem that leads to the aircraft nose to take place to collide with wearing and tearing at will.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an electric drill-saw head comprising: drive housing and the handle casing of setting at drive housing lower extreme the one end of drive housing is provided with aircraft nose installation cover be provided with driving motor in the drive housing be provided with the aircraft nose connecting seat on driving motor's the motor shaft the aircraft nose connecting seat stretches into one of aircraft nose installation cover and serves to be connected with the brill saw aircraft nose and be connected be provided with the speed governing switch assembly on the handle casing the outside that the brill saw aircraft nose stretches out aircraft nose installation cover is provided with the anticollision cover, the structure of anticollision cover includes: the upper anticollision plate, the middle anticollision plate and the lower anticollision plate are arranged, one end of the upper anticollision plate is movably connected with the upper end of the handpiece mounting sleeve through a 180-degree hinge, the other end of the upper anticollision plate is movably connected with the middle anticollision plate through an upper 90-degree hinge, the middle anticollision plate is movably connected with the lower anticollision plate through a lower 90-degree hinge, a first male magnetic attraction block is arranged on the outer side of the upper anticollision plate, a second male magnetic attraction block is arranged on the inner side of the upper anticollision plate, a third male magnetic attraction block is arranged on the outer side of the lower anticollision plate, a fourth male magnetic attraction block is arranged on the inner side of the lower anticollision plate, a second female magnetic attraction block matched with the second male magnetic attraction block is arranged on the upper end of the handpiece mounting sleeve on one side of the 180-degree hinge, a fourth female magnetic attraction block matched with the fourth male magnetic attraction block is arranged on the lower end of the handpiece mounting sleeve on one side of the 180-degree hinge, and a first magnetic attraction block matched with the first male magnetic attraction block is arranged on the upper end of the handpiece mounting sleeve on the other side of the A female magnetic attraction block and a third female magnetic attraction block matched with the third male magnetic attraction block.

Preferably, a buffer sponge is arranged on the inner side of the middle anti-collision plate.

Preferably, the upper and lower crash-proof plates are of a telescopic structure.

Advantageous effects

The utility model provides a prior art compares and possesses following beneficial effect: the in-process that does not use at electric drill saw can effectively protect the brill saw aircraft nose, prevents to put at will and leads to brill saw aircraft nose to take place to collide with the wearing and tearing, effectively protects and bores the saw aircraft nose, prolongs the life of boring the saw aircraft nose, reduces the replacement cost, simultaneously, but the last crashproof board of anticollision cover and crashproof board down adopt extending structure can cover the brill saw aircraft nose of protection different length, and application scope is wide.

Drawings

Fig. 1 is the structure schematic diagram of the anti-collision cover on the nose cover of the electric drill saw.

Fig. 2 is the structural schematic diagram of the anti-collision cover of the electric drill saw head of the utility model.

In the figure: 1. the driving device comprises a driving shell, 2, a handle shell, 21, a speed regulation switch assembly, 3, a machine head mounting sleeve, 4, a driving motor, 5, a motor shaft, 6, a machine head connecting seat, 7, a drilling and sawing machine head, 8, an anti-collision cover, 81, an upper anti-collision plate, 811, a first male magnetic suction block, 812, a second male magnetic suction block, 82, a middle anti-collision plate, 83, a lower anti-collision plate, 831, a third male magnetic suction block, 832, a fourth male magnetic suction block, 84, a 180-degree hinge, 85, an upper 90-degree hinge, 86, a lower 90-degree hinge, 9, a second female magnetic suction block, 10, a fourth female magnetic suction block, 11, a first female magnetic suction block, 12, a third female magnetic suction block, 13 and a buffer sponge.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: an electric drill-saw head comprising: drive housing 1 and the handle casing 2 of setting at 1 lower extreme of drive housing 1's one end is provided with aircraft nose installation cover 3 be provided with driving motor 4 in the drive housing 1 be provided with aircraft nose connecting seat 6 on driving motor 4's the motor shaft 5 aircraft nose connecting seat 6 stretch into one of aircraft nose installation cover 3 and serve and be connected with brill saw aircraft nose 7 and be connected be provided with speed governing switch assembly 21 on the handle casing 2 the outside that brill saw aircraft nose 7 stretches out aircraft nose installation cover 3 is provided with anticollision cover 8, anticollision cover 8's structure includes: the anti-collision device comprises an upper anti-collision plate 81, a middle anti-collision plate 82 and a lower anti-collision plate 83, wherein one end of the upper anti-collision plate 81 is movably connected with the upper end of a handpiece mounting sleeve 3 through a 180-degree hinge 84, the other end of the upper anti-collision plate 81 is movably connected with the middle anti-collision plate 82 through an upper 90-degree hinge 85, the middle anti-collision plate 82 is movably connected with the lower anti-collision plate 83 through a lower 90-degree hinge 86, a first male magnetic absorption block 811 is arranged on the outer side of the upper anti-collision plate 81, a second male magnetic absorption block 812 is arranged on the inner side of the upper anti-collision plate 81, a third male magnetic absorption block 831 is arranged on the outer side of the lower anti-collision plate 83, a fourth male magnetic absorption block 832 is arranged on the inner side of the lower anti-collision plate 83, a second female magnetic absorption block 9 which is matched with the second male magnetic absorption block 812 is arranged at the upper end of the handpiece mounting sleeve 3 on one side of the 180-degree hinge 84, a fourth female magnetic absorption block 10 which is arranged at the lower end of the handpiece mounting, the upper end of the machine head mounting sleeve 3 at the other side of the 180-degree hinge 84 is provided with a first female magnetic attraction block 11 matched with the first male magnetic attraction block 811 and a third female magnetic attraction block 12 matched with the third male magnetic attraction block 831.

Further, a buffer sponge 13 is provided inside the middle fender 82.

Further, the upper impact plate 81 and the lower impact plate 83 are of a telescopic structure.

The working principle is as follows: as shown in fig. 1, the lower anti-collision plate 83 is rotated clockwise by 90 ° through the lower 90 ° hinge 86, the fourth male magnetic attraction block 832 on the lower anti-collision plate 83 is separated from the fourth female magnetic attraction block 10 at the lower end of the handpiece mounting sleeve 3, the lower anti-collision plate 83 and the middle anti-collision plate 82 are continuously rotated clockwise by 90 ° through the upper 90 ° hinge 85, finally the lower anti-collision plate 93, the middle anti-collision plate 82 and the upper anti-collision plate 81 are rotated clockwise by 180 ° through the 180 ° hinge, at this time, the second male magnetic attraction block 812 on the upper anti-collision plate 81 is separated from the second female magnetic attraction block 9 on the handpiece mounting sleeve 3, the first male magnetic attraction block 811 on the upper anti-collision plate 81 is adsorbed to the first female magnetic attraction block 11 at the upper end of the driving housing 1, the third male magnetic attraction block 831 on the lower anti-collision plate 83 is adsorbed to the third female magnetic attraction block 12 at the upper end of the driving housing 1, and the anti-collision cover 8 is; the electric drill saw is connected with a power supply, the driving motor 4 is started through the speed regulation switch assembly 21, the motor shaft 5 of the driving motor 4 drives the machine head mounting sleeve 3 to rotate, and the machine head mounting sleeve 3 drives the drill saw head 7 to rotate through the machine head connecting seat 6 to realize transmission; as shown in fig. 2, when the electric drill saw is not in use, the lower impact prevention plate 93, the middle anti-collision plate 82 and the upper anti-collision plate 81 rotate 180 degrees counterclockwise through a 180-degree hinge, a first male magnetic suction block 811 on the upper anti-collision plate 81 is separated from a first female magnetic suction block 11 at the upper end of the driving shell 1, a third male magnetic suction block 831 on the lower anti-collision plate 83 is separated from a third female magnetic suction block 12 at the upper end of the driving shell 1, a second male magnetic suction block 812 on the upper anti-collision plate 81 is adsorbed with a second female magnetic suction block 9 on the head mounting sleeve 3, the lower anti-collision plate 83 and the middle anti-collision plate 82 continue to rotate 90 degrees counterclockwise through an upper 90-degree hinge 85, finally the lower anti-collision plate 83 rotates 90 degrees counterclockwise through a lower 90-degree hinge 86, a fourth male magnetic suction block 832 on the lower anti-collision plate 83 is adsorbed with a fourth female magnetic suction block 10 at the lower end of the head mounting sleeve 3, and at the time, the anti-collision cover 8 is covered outside the drill head 7 to protect the same.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. An electric drill-saw head comprising: drive casing (1) and handle casing (2) of setting at drive casing (1) lower extreme the one end of drive casing (1) is provided with aircraft nose installation cover (3) be provided with driving motor (4) in drive casing (1) be provided with aircraft nose connecting seat (6) on motor shaft (5) of driving motor (4) aircraft nose connecting seat (6) stretch into one of aircraft nose installation cover (3) and serve and be connected with brill saw aircraft nose (7) be provided with speed governing switch assembly (21), its characterized in that on handle casing (2): the outside that bores saw aircraft nose (7) and stretch out aircraft nose installation cover (3) is provided with anticollision cover (8), the structure of anticollision cover (8) includes: the anti-collision device comprises an upper anti-collision plate (81), a middle anti-collision plate (82) and a lower anti-collision plate (83), wherein one end of the upper anti-collision plate (81) is movably connected with the upper end of a machine head mounting sleeve (3) through a 180-degree hinge (84), the other end of the upper anti-collision plate (81) is movably connected with the middle anti-collision plate (82) through an upper 90-degree hinge (85), the middle anti-collision plate (82) is movably connected with the lower anti-collision plate (83) through a lower 90-degree hinge (86), a first male magnetic absorption block (811) is arranged on the outer side of the upper anti-collision plate (81), a second male magnetic absorption block (812) is arranged on the inner side of the upper anti-collision plate (81), a third male magnetic absorption block (831) is arranged on the outer side of the lower anti-collision plate (83), a fourth male magnetic absorption block (832) is arranged on the inner side of the lower anti-collision plate (83), a second female magnetic absorption block (9) which is matched with the second male magnetic absorption block (812) is arranged on the upper end of the machine head mounting sleeve (3, a fourth female magnetic attraction block (10) matched with the fourth male magnetic attraction block (832) is arranged at the lower end of the machine head installation sleeve (3) on one side of the 180-degree hinge (84), and a first female magnetic attraction block (11) matched with the first male magnetic attraction block (811) and a third female magnetic attraction block (12) matched with the third male magnetic attraction block (831) are arranged at the upper end of the machine head installation sleeve (3) on the other side of the 180-degree hinge (84).

2. The electric drill-saw head of claim 1, wherein: and a buffer sponge (13) is arranged on the inner side of the middle anti-collision plate (82).

3. The electric drill-saw head of claim 1, wherein: the upper anti-collision plate (81) and the lower anti-collision plate (83) are of telescopic structures.

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