CN218128655U

CN218128655U - Power-driven handle

Info

Publication number: CN218128655U
Application number: CN202221691463.3U
Authority: CN
Inventors: 江成成; 柳长风; 秦汉
Original assignee: Guizhou Zirui Technology Co ltd
Current assignee: Guizhou Zirui Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-27
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a power-driven handle, including installation cover, base and protect line cover be equipped with inlet opening and wiring hole on the installation cover the lateral wall of installation cover is equipped with the recess, and the outside cover of this installation cover is equipped with the overcoat, the inner wall of overcoat surrounds formation water course with the cell wall of recess. The utility model discloses be equipped with the notes oil pipe on the installation cover to set up the water course that communicates with inlet opening and play basin in the outside of installation cover, can refuel lubricated when the maintenance, can be again when using the water injection heat dissipation, simple structure is compact, and it is convenient to use.

Description

Power-driven handle

Technical Field

The utility model relates to the technical field of medical equipment, in particular to power-driven handle.

Background

In an orthopedic surgery, bone tissues are often ground, and the grinding force is difficult to hold by manual operation, so that the operation is inconvenient, therefore, a motor is usually used for driving a cutter to grind the bone tissues to remove redundant bone substances, but the motor can continuously generate heat and conduct the heat to a handle in the grinding process, and when the motor is used for a long time, the temperature of the handle is too high to influence the surgical operation of a doctor, so that extra risk is brought to the surgery; but also can lead to motor overheat protection, burn out the motor even, wherein, the inside moisture in the air of still easily receiving of general handle and the influence that artificial misoperation lead to intaking cause the inside motor function that influences because of rustting, has reduced the life of handle.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a power drive handle that can in time dispel the heat and cool down.

The technical scheme of the utility model as follows:

a power-driven handle comprises a mounting sleeve, a base arranged at one end of the mounting sleeve and a wire protecting sleeve sleeved at the other end of the mounting sleeve, wherein a water outlet groove is formed in the base, and a water inlet hole and a wiring hole are formed in one end, corresponding to the wire protecting sleeve, of the mounting sleeve; the outer side wall of the mounting sleeve is provided with a groove, the outer side of the mounting sleeve is sleeved with an outer sleeve, the inner wall of the outer sleeve and the groove wall of the groove surround to form a water channel, and the water outlet channel and the water inlet hole are communicated with the water channel.

Adopt above-mentioned structure, the handle is including cup jointing installation cover and the overcoat that sets up, the one end of installation cover is equipped with the base of installation cutter, the other end is equipped with the protecting wire cover, when using, the cooling water is poured into by the inlet opening, flow into the water course position that surrounds formation by the inner wall of overcoat and the cell wall of recess again, flow out through going out the basin at last, whole process can be to the installation cover heat dissipation cooling, can in time arrange the heat that produces the motor and separate, when reducing the handle temperature, can also make the motor keep better service function, because the base is connected with the cutter, the cooling water that flows out from going out the basin can also flow to the position of cutter through the setting of cutter unit, and cool down to the cutter unit dispels the heat, and is convenient for operation, and flexible use.

In order to simplify the installation structure and facilitate the lubrication of motor components, preferably, a motor is further arranged in the installation sleeve, the motor comprises a stator, one end of the stator is fixedly arranged on the base, the other end of the stator is fixedly connected with an oil injection pipe, and the non-fixed end of the oil injection pipe extends into the wiring hole and is connected with the wire protection sleeve in a communicating and sleeved mode; the middle part of the stator is provided with a through hole, a rotor is arranged in the through hole, two bearings are respectively embedded at two ends of the through hole, two ends of the rotor are respectively fixedly sleeved with a middle hole of the corresponding end bearing, a gap is arranged between the outer wall of the rotor and the inner wall of the through hole, and the gap is communicated with the oil injection pipe.

In order to facilitate cable installation and prevent lubricating oil from soaking the cable, as an optimization, a positioning hole is formed in the position, corresponding to the wiring hole, of the protective cable sleeve, a fixing hole is formed in the position, corresponding to the oil injection pipe, of the protective cable sleeve, the cable connected with the stator is inserted into the positioning hole, and one end of the oil injection pipe penetrates through the wiring hole and is sleeved in the fixing hole.

In order to facilitate the input of cooling water and avoid the mixing of water and oil, preferably, a mounting hole is formed in the position, corresponding to the water inlet hole, of the wire sheath, a water injection pipe is sleeved in the mounting hole, and the sleeved end of the water injection pipe extends into the water inlet hole.

In order to fix the wire sheath for the convenience of installation, as preferred, the inner wall of the wire sheath is around being equipped with the boss along the circumferencial direction the position department that corresponds the boss on the lateral wall of installation cover is around being equipped with the draw-in groove, the wire sheath cover is established on the installation cover, and the boss is fixed with the draw-in groove joint.

In order to better perform heat dissipation and temperature reduction and increase the contact area and the flow period of cooling water, preferably, a groove is arranged on the outer side wall of the mounting sleeve along the axial direction, a water passing hole communicated with the water inlet hole is formed in one end of the groove, and the spiral groove and the inner wall of the outer sleeve are encircled to form a spiral water channel.

In order to facilitate the discharge of cooling water and simplify the installation structure, as an optimization, one end of the jacket is provided with a transition hole, one end of the outer side wall of the base is provided with a step boss extending into the transition hole, a water containing cavity communicated with a water channel is formed between the horizontal section of the step boss and the corresponding position of the inner wall of the jacket in a surrounding manner, a section of water outlet groove is arranged on the vertical section of the step boss, the vertical section of the step boss is sleeved in the transition hole, and the water outlet groove is communicated with the water containing cavity.

In order to better discharge lubricating oil, preferably, the base is provided with a yielding hole, and the yielding hole is communicated with a gap between the stator and the rotor.

Has the beneficial effects that: the utility model discloses be equipped with the notes oil pipe on the installation cover to set up the water course that communicates with inlet opening and play basin in the outside of installation cover, can refuel lubricated when the maintenance, can be again when using the water injection heat dissipation, simple structure is compact, and it is convenient to use.

Drawings

Fig. 1 is an installation exploded view of the present invention.

Fig. 2 is a schematic view of the installation structure of the present invention.

Fig. 3 is an enlarged view of a point a in fig. 2.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is a schematic structural view of the mounting sleeve.

Fig. 6 is a schematic structural view of the base.

FIG. 7 is a schematic view showing the structure of the filler pipe.

Fig. 8 is a schematic view of the installation in use state of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, the present invention includes a mounting sleeve 1, a base 2 disposed at one end of the mounting sleeve 1, and a wire sheath 3 sleeved at the other end of the mounting sleeve 1, wherein a motor is disposed in the mounting sleeve 1, one end of the motor is fixedly connected to the base 2 having a water outlet slot 21, the other end of the motor is fixedly connected to an oil injection pipe 4, and the oil injection pipe 4 is communicated with the base 2; a water inlet hole 12 and a wiring hole 13 are also formed in one end, corresponding to the oil injection pipe 4, of the mounting sleeve 1, and the non-fixed end of the oil injection pipe 4 extends into the wiring hole 13 and is connected to the wire protection sleeve 3 in a communicating and sleeved mode; the outer side wall of the mounting sleeve 1 is provided with a groove, the outer side of the mounting sleeve 1 is sleeved with an outer sleeve 11, the inner wall of the outer sleeve 11 and the groove wall of the groove surround to form a water channel, and the water outlet groove 21 and the water inlet hole 12 are communicated with the water channel.

The motor comprises a stator 51 fixedly arranged on the base 2, a through hole is formed in the middle of the stator 51, a rotor 52 is arranged in the through hole, two bearings are respectively embedded at two ends of the through hole, two ends of the rotor 52 are respectively fixedly sleeved with a middle hole of the corresponding end bearing, a gap is formed between the outer wall of the rotor 52 and the inner wall of the through hole, and the gap is communicated with the oil injection pipe 4.

A positioning hole 31 is formed in the position, corresponding to the wiring hole 13, of the wire protecting sleeve 3, a fixing hole 32 is formed in the position, corresponding to the oil injection pipe 4, of the wire protecting sleeve 3, a cable connected with the stator 51 is inserted into the positioning hole 31, and one end of the oil injection pipe 4 penetrates through the wiring hole 13 and is sleeved in the fixing hole 32.

A mounting hole 33 is formed in the position, corresponding to the water inlet hole 12, of the wire sheath 3, a water injection pipe 331 is sleeved in the mounting hole 33, and the sleeved end of the water injection pipe 331 extends into the water inlet hole 12.

The inner wall of grommet 3 is around being equipped with boss 33 along the circumferencial direction the position department that corresponds boss 34 on the lateral wall of installation cover 1 is around being equipped with draw-in

groove

14, 3 covers of grommet are established on installation cover 1, and boss 34 is fixed with draw-in groove 14 joint.

The outer side wall of the mounting sleeve 1 is provided with a groove which is spirally arranged along the axial direction, one end of the groove is provided with a water through hole 121 communicated with the water inlet hole 12, and the spiral groove and the inner wall of the outer sleeve 11 surround to form a spiral water channel.

One end of the jacket 11 is provided with a transition hole 111, one end of the outer side wall of the base 2 is provided with a step boss 22 extending into the transition hole 111, a horizontal section of the step boss 22 and a corresponding position of the inner wall of the jacket 11 are surrounded to form a water containing cavity 6 communicated with a water channel, a vertical section of the step boss 22 is provided with a water outlet groove 21, the vertical section of the step boss 22 is sleeved in the transition hole 111, and the water outlet groove 21 is communicated with the water containing cavity 6.

The base 2 is provided with a yielding hole 23, and the yielding hole 23 is communicated with a gap between the stator 51 and the rotor 52.

The utility model discloses a use method as follows:

as shown in fig. 1, fig. 2 and fig. 6 to fig. 8, before use, a stator 51 of the motor is fixedly arranged in the mounting sleeve 1, wherein a through hole in the middle of the stator 51 is provided with a rotor 52, two ends of the rotor 52 are respectively sleeved on two bearings (not marked) embedded in the through hole, and meanwhile, a gap is arranged between the outer wall of the rotor 52 and the inner wall of the through hole, so that lubricating oil flows between the rotor 52 and other components, thereby playing a role of lubrication before and reducing the wear of the rotor 52; then, the oil filling pipe 4 is fixedly arranged at one end of the stator 51, one end of the oil filling pipe 4 is communicated with the through hole position of the stator 51, the other end of the oil filling pipe 4 is sleeved in the fixing hole 32 of the wire protecting sleeve 3, the base 2 is arranged at the other end of the stator 51, the step boss of the base 2 extends into the transition hole 111 of the outer sleeve 11 and is fixedly connected with the other end of the stator 51, and the abdicating hole 23 on the base 2 is also communicated with the through hole position of the stator 51, so that the lubricating oil flows into the bearing position through the oil filling pipe in the fixing hole and then flows into the rotor position through the gap between the bearing shots, after flowing through the rotor, the lubricating oil flows out of the base 2 through the shot gap of the bearing at the other end and finally flows out through the abdicating hole 23, in the whole process, the cable is sleeved on the positioning hole 31 on the wire protecting sleeve 3 and is electrically connected with the stator 51, the lubricating oil directly flows into the abdicating hole in the oil filling direction through the oil filling pipe 4 to the rotor 52 in the middle of the stator 51, the motor cable, the inner wall can not cause the pollution of the motor, and the residual inner wall of the motor in the process 1.

As shown in fig. 2 to fig. 6, when the surgical knife is used in an operation, the surgical knife is connected with the abdicating hole 23 on the base 2, cooling water flows into the water inlet 12 through the water injection pipe 331 and flows into a water channel formed by the spiral groove and the inner wall of the outer sleeve 11 through the water hole 121, the cooling water flows into the water containing cavity 6 through the water channel and is discharged through the water outlet channel 21, and the heat dissipation and temperature reduction of the installation sleeve 1 and the outer sleeve 11 (the installation sleeve 1 and the outer sleeve 11 are assembled into a handle type) are realized.

It should be noted that, in order to make full use of the cooling water, an adaptive cutter connecting device can be arranged at the base 2 to guide the cooling water from the water outlet channel 21 to the cutter, so that the cooling effect on the cutter can be synchronously realized, and the surgical grinding effect of the cutter can be improved.

Furthermore, the utility model discloses a record motor is the conventional motor that this field used, conventional motor all includes stator 51 and rotor 52, and stator 51 is when the circular telegram, rotor 52 is expected to produce the pivoted under the electromagnetic action, so there is gapped installation between stator 51 and the rotor 52, only record stator 51 in the motor and be connected of cable in this embodiment, the power source of motor has been described, simultaneously, the explanation is gapped setting can let lubricating oil flow out motor and installation cover 1, and, only use lubricating oil when maintaining, when pouring into lubricating oil, the handle is vertical to be placed, lubricating oil can fully flow out before using, can not cause too much to remain and influence the security of using, technical staff in the field can master the operation.

Claims

1. A power driven handle characterized by: the water-saving type wire protection sleeve comprises an installation sleeve (1), a base (2) arranged at one end of the installation sleeve (1) and a wire protection sleeve (3) sleeved at the other end of the installation sleeve (1), wherein a water outlet groove (21) is formed in the base (2), and a water inlet hole (12) and a wiring hole (13) are formed in one end, corresponding to the wire protection sleeve (3), of the installation sleeve (1); the outer side wall of the mounting sleeve (1) is provided with a groove, the outer side of the mounting sleeve (1) is sleeved with an outer sleeve (11), the inner wall of the outer sleeve (11) and the groove wall of the groove surround to form a water channel, and the water outlet groove (21) and the water inlet hole (12) are communicated with the water channel.

2. A power operated handle according to claim 1 wherein: a motor is further arranged in the mounting sleeve (1), the motor comprises a stator (51) with one end fixedly arranged on the base (2), the other end of the stator (51) is fixedly connected with the oil injection pipe (4), and the non-fixed end of the oil injection pipe (4) extends into the wiring hole (13) and is connected with the wire protection sleeve (3) in a communicating and sleeved mode; the middle of the stator (51) is provided with a through hole, a rotor (52) is arranged in the through hole, two ends of the through hole are respectively embedded with a bearing, two ends of the rotor (52) are respectively fixedly sleeved with a middle hole of the corresponding end bearing, a gap is arranged between the outer wall of the rotor (52) and the inner wall of the through hole, and the gap is communicated with the oil injection pipe (4).

3. A power operated handle according to claim 2 wherein: the utility model discloses a stator, including wiring hole (13), the position department that corresponds wiring hole (13) is equipped with locating hole (31) on wire protecting sleeve (3), and the position department that corresponds oiling pipe (4) on this wire protecting sleeve (3) is equipped with fixed orifices (32) insert in locating hole (31) and be equipped with the cable of being connected with stator (51), wiring hole (13) are worn to establish and cup joint in fixed orifices (32) to the one end of oiling pipe (4).

4. A power operated handle as claimed in claim 1 wherein: a mounting hole (33) is formed in the position, corresponding to the water inlet hole (12), of the wire protecting sleeve (3), a water injection pipe (331) is sleeved in the mounting hole (33), and the sleeved end of the water injection pipe (331) extends into the water inlet hole (12).

5. A power operated handle as claimed in claim 1 wherein: the inner wall of protecting wire cover (3) is around being equipped with boss (34) along the circumferencial direction the position department that corresponds boss (34) on the lateral wall of installation cover (1) is around being equipped with draw-in groove (14), protecting wire cover (3) cover is established on installation cover (1), and boss (34) are fixed with draw-in groove (14) joint.

6. A power operated handle as claimed in claim 1 wherein: the outer side wall of the mounting sleeve (1) is provided with a groove which is spirally arranged along the axial direction, one end of the groove is provided with a water passing hole (121) communicated with the water inlet hole (12), and the spiral groove and the inner wall of the outer sleeve (11) surround to form a spiral water channel.

7. A power operated handle as claimed in claim 1 wherein: the one end of overcoat (11) is equipped with transition hole (111) the one end of base (2) lateral wall is equipped with step boss (22) that stretch into transition hole (111), surrounds between the corresponding position of the horizontal segment of this step boss (22) and overcoat (11) inner wall and forms holding water cavity (6) with the water course intercommunication be equipped with one section basin (21) on the vertical section of step boss (22), the vertical section of this step boss (22) cup joints in transition hole (111), and goes out basin (21) and holds water cavity (6) intercommunication setting.

8. A power operated handle according to claim 2 wherein: the base (2) is provided with a yielding hole (23), and the yielding hole (23) is communicated with a gap between the stator (51) and the rotor (52).