CN219579062U - power system - Google Patents

Abstract

The utility model discloses a power system, which comprises a host, a power head pipe assembly and a joint assembly, wherein the host comprises a shell and a functional unit arranged in the shell; the power head pipe assembly is provided with a connecting pipe; the connector assembly comprises a first connector and a second connector, the first connector is arranged on the shell, the first connector is connected with the functional unit, the second connector is arranged at the end part of the connecting pipe, and the first connector is connected with the second connector in an inserting mode so that the functional unit is connected with the connecting pipe. The technical scheme of the utility model can increase the installation and disassembly efficiency of the power head pipe assembly and the host.

Description

Power system

Technical Field

The utility model relates to the technical field of power systems, in particular to a power system.

Background

In the routine maintenance process of the existing power system, in order to control the occurrence of cross infection, disinfection and sterilization operations are required to be carried out on some parts of the power system regularly, which is an important link for cleaning and disinfecting the instruments, and the key for ensuring the cleanliness and sanitation of the instruments and effectively disinfecting and sterilizing the parts contacting the patient is to prevent the cross infection.

Because the connecting pipe of the power head pipe assembly is fixed on the host machine and is not detachable, the connecting pipe is cleaned and disinfected, and a pipeline flushing method is generally adopted, so that the cleaning mode is inconvenient to operate; to this kind of circumstances, some adoption is dismantled water pipe or trachea from driving system and is washd, and water pipe or trachea need open the casing of host computer earlier when dismantling, then pulls out the control pipeline who is connected with the control valve, and the three steps of ways of again removing gland nut with host computer fixed connection can accomplish, and the dismantlement process is too complicated to lead to the installation of unit head pipe assembly and host computer and dismantlement inefficiency.

Disclosure of Invention

The utility model mainly aims to provide a power system which aims at improving the installation and disassembly efficiency of a power head pipe assembly and a host.

To achieve the above object, the present utility model provides a power system comprising:

the host comprises a shell and a functional unit arranged in the shell;

the power head pipe assembly is provided with a connecting pipe; and

the connector assembly comprises a first connector and a second connector, the first connector is arranged on the shell, the first connector is connected with the functional unit, the second connector is arranged at the end part of the connecting pipe, and the first connector is connected with the second connector in an inserting mode so that the functional unit is connected with the connecting pipe.

Optionally, the first connector is in snap connection with the second connector.

Optionally, the second connector is provided with an elastic buckle, the first connector is provided with a slot, the slot wall of the slot corresponds to the elastic buckle and is provided with a clamping slot, and the second connector is inserted into the slot until the elastic buckle is clamped into the clamping slot.

Optionally, the second joint includes inlayer and cover and locates the inlayer's skin, elasticity knot is located the inlayer, the skin is equipped with dodges the hole, dodge the hole and be used for the elasticity knot passes through.

Optionally, the inlayer is equipped with the mounting hole, the elasticity is detained and is included the elastic arm, locates the knot portion of elastic arm, the elastic arm with the pore wall of mounting hole is connected, detain the portion and wear to establish dodge the hole.

Optionally, the elastic buckle is provided with a plurality of elastic buckles, and the elastic buckles are arranged at intervals along the outer peripheral surface of the inner layer.

Optionally, the clamping groove is an annular clamping groove, and the plurality of elastic buckles are all arranged in the annular clamping groove.

Optionally, the outer peripheral surface of the second connector is provided with a guide protrusion, the inner side wall of the slot is provided with a guide groove corresponding to the guide protrusion, the extending direction of the guide groove is parallel to the inserting direction of the second connector, and the guide protrusion is slidably arranged in the guide groove.

Optionally, the second connector has an insertion end, and the guide protrusion includes a guide section and a limit section connected, and a cross-sectional area of the guide section gradually increases in a direction away from the insertion end.

Optionally, a side surface of the elastic buckle, which is close to the insertion end, is provided with a first guide surface, and a distance from the first guide surface to the outer circumferential surface of the second joint increases gradually in a direction away from the insertion end; and/or

The side surface of the guide projection near the insertion end is provided with a second guide surface, and the distance from the second guide surface to the outer peripheral surface of the second joint gradually increases in a direction away from the insertion end.

Optionally, the power system further comprises a rotation stopping structure, and the rotation stopping structure is arranged between the shell and the first joint.

Optionally, the rotation stopping structure comprises a rotation stopping support arranged on the shell, the rotation stopping support is provided with a rotation stopping channel, and the first joint is in interference fit with the channel wall of the rotation stopping channel.

Optionally, the rotation stopping structure further comprises a rotation stopping shell, the rotation stopping shell is provided with a rotation stopping opening, the opening wall of the rotation stopping opening is provided with a rotation stopping wall, the outer circumferential surface of the first joint is provided with a rotation stopping plane corresponding to the rotation stopping wall, and the rotation stopping wall is in butt joint with the rotation stopping plane.

Optionally, the power system further includes a limiting structure, where the limiting structure is disposed between the housing and the first joint and is used to limit the position of the first joint.

Optionally, the limiting structure comprises a first limiting groove arranged on the outer circumferential surface of the first joint, and the mouth wall of the rotation stopping mouth is arranged in the first limiting groove; and/or

The limiting structure comprises a through hole formed in the shell and a second limiting groove formed in the outer peripheral surface of the first connector, and the hole wall of the through hole is formed in the second limiting groove.

Optionally, the power system includes an alignment structure, the alignment structure includes a first alignment portion and a second alignment portion, the first alignment portion is disposed on an outer peripheral surface of the first connector, the second alignment portion is disposed on an outer peripheral surface of the second connector, and the first alignment portion corresponds to the second alignment portion.

Optionally, the first alignment part is configured as a first alignment groove; and/or

The second alignment portion is configured as a second alignment groove.

Optionally, the power head pipe assembly is provided with a plurality of.

Optionally, the power head pipe assembly comprises a micro-motor output assembly and an ultrasonic handle assembly, and the micro-motor output assembly and the ultrasonic handle assembly are respectively connected with the host through a joint assembly.

The power system at least comprises the following beneficial effects:

the technical scheme of the utility model is that the main machine, the power head pipe assembly and the joint assembly are adopted, and the main machine comprises a shell and a functional unit arranged in the shell; the power head pipe assembly is provided with a connecting pipe; the connector assembly comprises a first connector and a second connector, the first connector is arranged on the shell and connected with the functional unit, the second connector is arranged at the end part of the connecting pipe, and the first connector is spliced with the second connector so that the functional unit is connected with the connecting pipe. Specifically, set up the second and connect at the tip of the connecting pipe of unit head pipe assembly, set up first joint on the casing, and first joint is connected with the functional unit, when first joint is connected with the second, realizes that the functional unit is connected with the connecting pipe to realize the connection of unit head pipe assembly and functional unit, and this kind of mode is convenient for change the unit head pipe assembly of different functions moreover. In addition, the first connector is connected with the second connector in a plugging manner, so that the connection manner is convenient to install and detach, tool-free detachment can be realized, and additional materials such as screw fasteners are not required to be matched in the installation process, so that the plugging is low in cost; the plugging installation process is very simple, generally only one pushing action is needed, and rotary motion or product positioning work before installation is not needed, so that the installation and disassembly efficiency of the power head pipe assembly and the host can be increased.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural diagram of a powertrain embodiment of the present utility model;

FIG. 2 is a schematic diagram of a part of the structure of the power system;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic structural view of a portion of the powertrain;

FIG. 5 is a partial enlarged view at B in FIG. 4;

FIG. 6 is a schematic cross-sectional structural view of the power system;

FIG. 7 is an enlarged view of a portion of FIG. 6 at C;

fig. 8 is a schematic view of an inner layer structure of a second plug of the power system.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a power system.

Referring to fig. 1 to 3, in an embodiment of the present utility model, the power system includes a main machine 100, a power head pipe assembly 200, and a joint assembly 300, the main machine 100 including a housing 110, and a functional unit provided in the housing 110; the power head pipe assembly 200 is provided with a connection pipe 210; the connector assembly 300 includes a first connector 310 and a second connector 320, the first connector 310 is provided to the housing 110, the first connector 310 is connected to the functional unit, the second connector 320 is provided to an end of the connection pipe 210, and the first connector 310 is connected to the second connector 320 to connect the functional unit to the connection pipe 210.

Specifically, the second connector 320 is provided at the end of the connection pipe 210 of the power head pipe assembly 200, the first connector 310 is provided on the housing 110, and the first connector 310 is connected with the functional unit, and when the first connector 310 is connected with the second connector 320, the functional unit is connected with the connection pipe 210, thereby realizing the connection of the power head pipe assembly 200 with the functional unit, and in such a way that the power head pipe assembly 200 of different functions can be conveniently replaced.

It should be noted that the power system provided by the utility model is not only applicable to dentistry, but also applicable to surgery.

In addition, the first connector 310 is connected with the second connector 320 in a plugging manner, so that the connection manner is convenient to install and detach, tool-free detachment can be realized, and additional materials such as screw fasteners are not required to be matched in the installation process, so that the plugging is low in cost; the plugging installation process is very simple, generally only one pushing action is needed, and rotary motion or product positioning before installation is not needed, so that the installation and disassembly efficiency of the power head pipe assembly 200 and the host 100 can be improved.

Further, in the present embodiment, a plurality of power head pipe assemblies 200 are provided, and a power head pipe assembly 200 is connected to the host 100 through a connector assembly 200, and an operator can connect a suitable power head pipe assembly 200 to the host 100 through a connector assembly 300 according to the need. Of course, the present utility model is not limited thereto, and in other embodiments, only one power head tube assembly 200 may be provided.

Further, in the present embodiment, at least two power head pipe assemblies 200 are provided, and the power head pipe assemblies include a micro motor output assembly and an ultrasonic handle assembly, each of which is connected to the host 100 through a joint assembly 200. The micro-motor assembly can be connected with a corresponding handle to realize functions of cutting, polishing and the like, and the ultrasonic handle assembly can be connected with a workpiece to realize functions of ultrasonic tooth cleaning, periodontal treatment, ultrasonic bone knife cutting and the like. Of course, the utility model is not limited in this regard and in other embodiments, the power head tube assembly 200 may include a prophy machine and a three-way gun.

Further, the micro-motor output assembly and the ultrasonic handle assembly are operated individually, that is, when the micro-motor output assembly is operated, the ultrasonic handle assembly is stopped, and conversely, when the ultrasonic handle assembly is operated, the micro-motor output assembly is stopped. Of course, the utility model is not limited in this regard and, in other embodiments, the micro-motor output assembly and the ultrasonic handle assembly may work together.

Further, the connection pipe 210 includes a sleeve, a gas line, a liquid line, and an electrical conductor provided in the sleeve.

Further, the first connector 310 is disposed at the bottom side of the sidewall of the housing 110.

Further, the host 100 further includes a touch screen electrically connected to the functional unit, and the touch screen is used for controlling the functional unit and displaying the status of each component.

Further, the functional units comprise a gas supply system, a water supply system, a power supply system and the like.

Further, the host 100 further includes a pedal electrically connected to the controller of the touch screen, and the air supply system, the water supply system and the power supply system can be simultaneously controlled to be opened and closed by the controller through the pressing and lifting of the pedal; such as, but not limited to, stepping on the pedal to begin operation, releasing the pedal to stop operation.

Further, the pedal is provided with a pedal program switching key, so that switching among different control programs is sequentially realized in sequence, and the pedal is sequentially circulated.

Further, the program-stepping switching key includes a forward-reverse switching key, and it is to be noted that the forward-reverse switching key only acts upon the operation of the micro-motor operating unit to control forward-reverse rotation.

Referring to fig. 6 to 8, alternatively, the first joint 310 is snap-coupled with the second joint 320; it can be appreciated that the snap connection is convenient to install and detach, so that the tool-free detachment can be achieved, the installation process of the snap connection is very simple, and generally only one pushing action is needed, the clamping portion of the first connector 310 can be automatically clamped with the clamping portion of the second connector 320, so that the first connector 310 and the second connector 320 are fastened together, the tool-free detachment is quick and simple, and the installation and detachment efficiency of the power head pipe assembly 200 and the host 100 is further improved. Of course, the present utility model is not limited thereto, and in other embodiments, the first connector 310 may also be interference fit with the second connector 320.

Optionally, the second connector 320 is provided with an elastic buckle 321, the first connector 310 is provided with a slot 311, the slot wall of the slot 311 is provided with a clamping slot 312 corresponding to the elastic buckle 321, and the second connector 320 is inserted into the slot 311 until the elastic buckle 321 is clamped into the clamping slot 312; it will be appreciated that when the second connector 320 is inserted into the slot 311 of the first connector 310, the elastic buckle 321 will be snapped into the locking slot 312, so as to achieve stable connection between the first connector 310 and the second connector 320. Of course, the present utility model is not limited thereto, and in other embodiments, the second connector 320 may also be provided with an elastic protrusion, the first connector 310 is provided with a slot 311, and a slot wall of the slot 311 corresponding to the elastic protrusion may be provided with a locking protrusion, and the elastic protrusion and the locking protrusion are mutually locked.

Optionally, the second connector 320 includes an inner layer 322 and an outer layer 323 sleeved on the inner layer 322, the elastic buckle 321 is disposed on the inner layer 322, the outer layer 323 is provided with an avoidance hole for the elastic buckle 321 to pass through; specifically, the second connector 320 is configured as an inner layer 322 and an outer layer 323, and the elastic buckle 321 is disposed on the inner layer 322, so as to prevent the elastic buckle 321 from being exposed on the surface of the second connector 320, increase the aesthetic feeling of the second connector 320, and prevent the corrosion of impurities such as dust and water and influence the usability of the elastic buckle 321. Of course, the present utility model is not limited thereto, and in other embodiments, the second connector 320 may also have a single-layer structure.

Optionally, the inner layer 322 is provided with a mounting hole 322a, the elastic buckle 321 includes an elastic arm 321a and a buckle portion 321b provided on the elastic arm 321a, the elastic arm 321a is connected with a hole wall of the mounting hole 322a, and the buckle portion 321b is penetrated with an avoidance hole; it can be appreciated that the arrangement of the mounting hole 322a can increase the elastic section of the elastic buckle 321, so that the elastic buckle 321 is easier to deform, and the first connector 310 and the second connector 320 are more labor-saving to mount and dismount. Of course, the present utility model is not limited thereto, and in other embodiments, the elastic buckle 321 includes an elastic arm and a clamping portion disposed on the elastic arm, and the elastic arm is disposed on the end surface of the free end of the second connector 320.

Alternatively, the elastic buttons 321 are provided in plurality, and the plurality of elastic buttons 321 are arranged at intervals along the outer peripheral surface of the inner layer 322; it will be appreciated that the provision of the plurality of elastic buttons 321 may increase the stability of the connection of the first connector 310 and the second connector 320.

Further, three elastic buttons 321 are provided, and the three elastic buttons 321 are arranged at intervals along the outer peripheral surface of the inner layer 322. Of course, the present utility model is not limited thereto, and in other embodiments, four elastic buttons 321 may be provided, and four elastic buttons 321 are disposed at intervals along the outer peripheral surface of the inner layer 322; the specific number of the elastic buttons 321 is not limited herein.

Further, the clamping groove 312 is an annular clamping groove 312, and the plurality of elastic buckles 321 are all arranged in the annular clamping groove 312, so that it can be understood that the arrangement of the annular clamping groove 312 can reduce the processing technology, and the plurality of elastic buckles 321 can be clamped into the clamping groove 312 without alignment, so that the installation efficiency is increased. Of course, the present utility model is not limited thereto, and in other embodiments, the slot 312 may be disposed in a corresponding slot 312 with respect to a resilient buckle 321.

Referring to fig. 3, optionally, the outer peripheral surface of the second connector 320 is provided with a guide protrusion 324, the inner side wall of the slot 311 is provided with a guide groove 313 corresponding to the guide protrusion 324, the extending direction of the guide groove 313 is parallel to the inserting direction of the second connector 320, the guide protrusion 324 is slidably arranged in the guide groove 313, it can be understood that the guide protrusion 324 slides in along the extending direction of the guide groove 313, so as to guide the second connector 320 to be inserted into the slot 311, thus the stability of the second connector 320 to be inserted can be increased, and the arrangement of the guide rib can also guide the elastic buckle 321 to be clamped into the clamping groove 312, so that the inserting efficiency of the first connector 310 and the second connector 320 can be increased. Of course, the present utility model is not limited thereto, and in other embodiments, the outer peripheral surface of the second connector 320 may also be provided with a guiding groove, the inner sidewall of the slot 311 is provided with a guiding rib corresponding to the guiding groove, the extending direction of the guiding rib is parallel to the inserting direction of the second connector 320, and the guiding rib is slidably disposed in the guiding groove.

Optionally, the second connector 320 has an insertion end, and the guide tab 324 includes a guide section and a stop section that are connected, the cross-sectional area of the guide section increasing in a direction away from the insertion end. It will be appreciated that the provision of the guide section facilitates the insertion of the guide boss 324 into the guide slot 313, thereby increasing the efficiency with which the second connector 320 is inserted into the slot 311, and thus the efficiency with which the first connector 310 and the second connector 320 are inserted.

Further, in an embodiment, a side surface of the elastic buckle 321 near the insertion end is provided with a first guiding surface 321c, and a distance from the first guiding surface 321c to the outer circumferential surface of the second connector 320 increases gradually in a direction away from the insertion end; it will be appreciated that the first guiding surface 321c may guide the second connector 320 to be inserted into the slot 311, thereby increasing the efficiency of the insertion of the first connector 310 and the second connector 320.

Further, in an embodiment, the side of the guide protrusion 324 near the insertion end is provided with a second guide surface, and the distance from the second guide surface to the outer circumferential surface of the second joint 320 increases gradually in the direction away from the insertion end; it will be appreciated that the provision of the second guide surface facilitates insertion of the guide protrusion 324 into the guide groove 313, thereby increasing the efficiency of insertion of the second connector 320 into the slot 311 and thus the efficiency of insertion of the first connector 310 and the second connector 320.

Further, opposite side walls of the connection of the guide section and the second guide surface are inclined, and the distance between the two side walls gradually increases in a direction away from the second guide surface. It will be appreciated that the provision of the inclined surface facilitates insertion of the guide protrusion 324 into the guide groove 313, thereby increasing the efficiency of insertion of the second connector 320 into the slot 311, and thus the efficiency of insertion of the first connector 310 and the second connector 320.

Optionally, the power system further includes a rotation stopping structure 400, where the rotation stopping structure 400 is disposed between the housing 110 and the first joint 310; it can be appreciated that the rotation stopping structure 400 is not only configured to avoid the first connector 310 from rotating, thereby avoiding twisting of an end pipeline of the first connector 310, which affects the service life of the pipeline, but also configured to avoid the first connector 310 from rotating, and when an operator performs blind insertion according to an original insertion angle, the second connector 320 is caused to be inserted into the slot 311, which affects the connection efficiency of the first connector 310 and the second connector 320.

Referring to fig. 2 to 5, alternatively, the rotation stopping structure 400 includes a rotation stopping bracket 410 provided on the housing 110, the rotation stopping bracket 410 is provided with a rotation stopping channel, the first connector 310 is in interference fit with a channel wall of the rotation stopping channel, it can be understood that the rotation stopping bracket 410 has a simple structure, and the rotation preventing effect of the first connector 310 is achieved through self fastening force.

Further, the wall of the rotation stopping channel is provided with a rotation stopping surface, and the first connector 310 is provided with a rotation stopping matching surface corresponding to the rotation stopping surface, and the rotation stopping surface is abutted with the rotation stopping matching surface.

Further, the rotation stopping structure 400 further includes a rotation stopping shell 420, the rotation stopping shell 420 is provided with a rotation stopping opening, the opening wall of the rotation stopping opening is provided with a rotation stopping wall, the outer circumferential surface of the first joint 310 is provided with a rotation stopping plane 314 corresponding to the rotation stopping wall, the rotation stopping wall is abutted to the rotation stopping plane 314, and the rotation stopping structure 400 is simple, has a simple processing technology and is beneficial to reducing production cost.

Optionally, the power system further includes a limiting structure 500, where the limiting structure 500 is disposed between the housing 110 and the first connector 310 to limit the position of the first connector 310, and it is understood that the limiting structure 500 may increase the stability of the installation of the first connector 310.

Further, in an embodiment, the limiting structure 500 includes a first limiting groove 510 disposed on the outer peripheral surface of the first joint 310, and a wall of the rotation stopping opening is disposed in the first limiting groove 510; the limiting structure 500 is simple in structure, and the limiting structure 500 can limit the position of the first connector 310 in the inserting and extracting directions of the second connector 320 as long as the mouth wall of the rotation stopping mouth is placed in the first limiting groove 510, so that the first connector 310 is prevented from retreating or moving forward relative to the preset position due to overlarge operating force of an operator when the first connector 310 is inserted or extracted from the second connector 320.

Further, the limiting structure 500 includes a via hole formed in the housing 110 and a second limiting groove 520 formed in the outer peripheral surface of the first connector 310, where a wall of the via hole is formed in the second limiting groove 520; similarly, the second limiting groove 520 may increase the stability of the installation of the first connector 310.

Further, the outer surface of the first connector 310 is provided with a plurality of limiting ribs, so that a first limiting groove 510 or a second limiting groove 520 is formed between two adjacent limiting ribs. Of course, the present utility model is not limited thereto, and in other embodiments, the first connector 310 may have a concave first limit groove 510 or a concave second limit groove 520 on an outer surface thereof.

Referring to fig. 3 and 5, alternatively, the power system includes an alignment structure 600, and the alignment structure 600 includes a first alignment portion provided on an outer circumferential surface of the first joint 310 and a second alignment portion provided on an outer circumferential surface of the second joint 320, the first alignment portion corresponding to the second alignment portion. It will be appreciated that the alignment structure 600 may serve as a logo, and that when the first alignment portion and the second alignment portion are aligned, the internal structure positions of the first connector 310 and the second connector 320 are also aligned.

Further, in an embodiment, the first alignment portion is configured as a first alignment groove 610; the first alignment groove 610 has a simple structure and is convenient to process. Of course, the present utility model is not limited to this, and in the second embodiment, the first alignment portion may be configured as the first alignment rib. Of course, the present utility model is not limited to this, and in the third embodiment, the first alignment portion may also be configured as the first identification coating.

Further, in an embodiment, the second alignment portion is configured as a second alignment groove 620. The second alignment groove 620 has a simple structure and is convenient to process. Of course, the present utility model is not limited to this, and in the second embodiment, the second alignment portion may be configured as the second alignment rib. Of course, the present utility model is not limited to this, and in the third embodiment, the second alignment portion may also be configured as the second identification coating.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A power system, comprising:

the host comprises a shell and a functional unit arranged in the shell;

the power head pipe assembly is provided with a connecting pipe; and

the connector assembly comprises a first connector and a second connector, the first connector is arranged on the shell, the first connector is connected with the functional unit, the second connector is arranged at the end part of the connecting pipe, and the first connector is connected with the second connector in an inserting mode so that the functional unit is connected with the connecting pipe.

2. The power system of claim 1, wherein the first connector is snap-fit with the second connector.

3. The power system of claim 2, wherein the second connector is provided with an elastic buckle, the first connector is provided with a slot, the slot wall of the slot is provided with a clamping slot corresponding to the elastic buckle, and the second connector is inserted into the slot until the elastic buckle is clamped into the clamping slot.

4. The power system of claim 3, wherein the second connector comprises an inner layer and an outer layer sleeved on the inner layer, the elastic buckle is arranged on the inner layer, the outer layer is provided with an avoidance hole, and the avoidance hole is used for the elastic buckle to pass through.

5. The power system of claim 4, wherein the inner layer is provided with a mounting hole, the elastic buckle comprises an elastic arm and a buckle part arranged on the elastic arm, the elastic arm is connected with the hole wall of the mounting hole, and the buckle part penetrates through the avoidance hole.

6. A power system according to claim 3, wherein the outer peripheral surface of the second connector is provided with a guide protrusion, the inner side wall of the slot is provided with a guide groove corresponding to the guide protrusion, the extending direction of the guide groove is parallel to the inserting direction of the second connector, and the guide protrusion is slidably disposed in the guide groove.

7. The power system of claim 1, further comprising a rotation-stopping structure disposed between the housing and the first joint.

8. The power system of claim 7, wherein the rotation stopping structure comprises a rotation stopping bracket provided on the housing, the rotation stopping bracket being provided with a rotation stopping channel, the first joint being in interference fit with a channel wall of the rotation stopping channel, and/or

The anti-rotation structure further comprises an anti-rotation shell, the anti-rotation shell is provided with an anti-rotation opening, the opening wall of the anti-rotation opening is provided with an anti-rotation wall, the outer circumferential surface of the first joint is provided with an anti-rotation plane corresponding to the anti-rotation wall, and the anti-rotation wall is in butt joint with the anti-rotation plane.

9. A power system according to any one of claims 1 to 8, wherein the power head pipe assembly is provided in plurality.

10. The power system of claim 9, wherein the power head tube assembly includes a micro-motor output assembly and an ultrasonic handle assembly, each connected to the host machine by a joint assembly.