CN214686384U

CN214686384U - Multifunctional head electric tool

Info

Publication number: CN214686384U
Application number: CN202120409952.4U
Authority: CN
Inventors: 马雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-12
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a multi-function head electric tool, including the main part subassembly, be used for with the connecting piece of being connected can be dismantled with a plurality of kind of instrument head to the main part subassembly, the connecting piece include with back fixing base, being fixed in that main part subassembly one end is connected middle fixing base on the preceding terminal surface of back fixing base, with a plurality of preceding fixing base that the instrument head is connected, connect in rotatory lock on the rear end face of preceding fixing base, rotatory lock with middle fixing base cooperation is connected, rotatable locking. In this way, the utility model relates to a rationally, simple structure, through setting up the multiple instrument head of detachable to connect instrument head and main part subassembly with the connecting piece that can rotate the locking, convenient to detach changes different instrument heads.

Description

Multifunctional head electric tool

Technical Field

The utility model relates to an electric tool field especially relates to a first electric tool of multi-functional.

Background

With the progress of industrial technology, the variety of electric tools is increasing nowadays, and the related fields are extremely wide, these electric tools generally comprise a driving motor and a transmission connected with the driving motor and a tool head driven by the transmission, the tool heads with different structures have different using functions, such as a saber saw for cutting by reciprocating a saw blade, an electric saw for sawing wood by rotating a chain, an electric drill for drilling, and the like, and the electric tools with each function are configured as a set, which not only wastes materials, but also occupies large space and is inconvenient to store.

The prior art discloses a take quick change coupler's multi-functional electric tool, including organism and an at least tool bit, organism and at least one the tool bit passes through quick detach joint subassembly and connects, the organism includes an at least motor, and an at least output shaft is connected to the motor, and the output shaft end is connected with the quick change joint subassembly, the quick change joint subassembly includes can dismantle the connecting axle of being connected with the output shaft, and is corresponding, be provided with on the tool bit with connecting axle complex connecting hole, still include one with organism fixed connection's fixed connector, fixed connector sets up on the periphery of connecting axle, still includes a swing joint spare, and swing joint spare one end is connected with the tool bit, and the other end is dismantled the fastening with fixed connector and is connected, is connected on with fixed connector through swing joint spare after the tool bit is connected with the connecting hole.

Although the tool heads can be connected through the movable connecting piece so as to be convenient to disassemble, assemble and replace, the connecting mode is complex, the speed regulating function is not provided, and matched rotating speeds are selected according to different tool heads.

Therefore, it is necessary to design a multifunctional head electric tool with simple structure, convenient assembly and disassembly, speed regulation function and replaceable battery pack.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem that current multi-functional electric tool connects complicacy, the dismouting is inconvenient, do not possess the speed governing function, the utility model provides a multi-functional head electric tool connects main part subassembly and instrument head through dismantled and assembled connecting piece, adopts the structure of rotatory locking, and dismouting and connected mode of being convenient for are more firm, and through setting up speed governing mechanism, can change actuating mechanism's output rotational speed, facilitate the use according to the difference of the instrument head of connecting moreover.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a multi-function head electric tool, includes the main part subassembly, be used for with the connecting piece of being connected can be dismantled with a plurality of kind of instrument head to the main part subassembly, the connecting piece include with back fixing base that main part subassembly one end is connected, be fixed in middle fixing base on the preceding terminal surface of back fixing base, with a plurality of preceding fixing base that the instrument head is connected, connect in rotatory lock on the rear end face of preceding fixing base, rotatory lock with middle fixing base cooperation is connected, can rotate the locking.

Furthermore, a first groove in a circular structure is arranged on the front end face of the rear fixed seat, and a plurality of first through holes are formed in the bottom end of the first groove; be provided with the second recess that is circular structure on the preceding terminal surface of middle fixing base, the bottom of second recess is provided with a plurality of second that first perforation position corresponds are perforated, just middle fixing base with back fixing base passes a plurality of through a plurality of mountings first perforation and second are perforated the after-fixing.

Furthermore, the rotary lock is of an annular structure, a first protruding structure is arranged on the rear end face of the rotary lock, a third groove is arranged on the bottom face of the first groove, and the first protruding structure can rotate in the third groove; the hoop is provided with a plurality of protruding structures of second on the preceding terminal surface of rotatory lock, and is a plurality of protruding structure of second with the hoop set up in a plurality of flanges of the edge on the preceding terminal surface of middle fixing base rotate to be connected.

Furthermore, a plurality of clamping grooves are formed in the rear end face of the front fixing seat in the annular direction and matched with the second protruding structures, so that the front fixing seat can drive the rotary lock to rotate.

Furthermore, a snap is arranged on the side surface of the rotary lock.

Furthermore, the centers of the front fixed seat, the middle fixed seat and the rear fixed seat are all provided with through holes.

Furthermore, a driving mechanism for driving the plurality of types of tool heads to act is arranged in the main body assembly, and the output end of the driving mechanism penetrates through the through hole and then is connected with a transmission mechanism arranged in the plurality of types of tool heads.

Further, the bottom of main part subassembly is provided with battery pack, battery pack including can dismantle connect in the upper cover of main part subassembly bottom, cooperation connect in the lower cover of upper cover bottom, set up in fixed bolster in the upper cover, be fixed in battery package on the fixed bolster, on cover and be provided with control the dismantlement button that battery pack dismantled, still be provided with the power in the upper cover and participate in.

Furthermore, a speed regulating assembly for regulating the working rotating speed is further arranged in the main body assembly, and the speed regulating assembly is connected with a control button arranged on the outer side of the main body assembly.

Furthermore, a plurality of tool heads include a saber saw tool head, an electric saw tool head, and an electric drill tool head.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up dismantled and assembled connecting piece and connect single main part subassembly and different types of tool head, the accessible is direct to be changed the tool head and is realized different functions, has not only practiced thrift the material, still is convenient for deposit and carry.

2. The utility model discloses a set the connecting piece to the structure of rotatory locking, only need move rotatory lock through rotating the instrument band and rotate for middle fixing base, realize locking and unblock between the two, the structure is fairly simple, easy dismounting to be provided with the sound piece in the outside of rotatory lock, at rotatory lock pivoted in-process sound prompt.

3. The utility model discloses a speed governing subassembly of operating speed is adjusted in the setting to through the control button regulation and control of setting outside the main part subassembly, can choose the most suitable rotational speed for use according to the difference of the instrument head of installation, the normal work of being convenient for.

4. The utility model discloses a bottom at main part subassembly sets up dismantled and assembled battery pack for this device still can use under the condition of no power, has enlarged application range.

Drawings

Fig. 1 is an exploded view of the main body assembly of the present invention;

fig. 2 is a schematic diagram of an explosive structure of the connecting piece of the present invention;

fig. 3 is an exploded view of the connector of the present invention from another perspective;

FIG. 4 is a schematic view of an axial structure of example 1;

FIG. 5 is a schematic diagram of the explosive structure of example 1;

FIG. 6 is a schematic view of an axial structure in example 2;

FIG. 7 is an overall sectional structural view of embodiment 2;

FIG. 8 is a schematic view of an axial structure of example 3;

FIG. 9 is an overall sectional structural view of embodiment 3;

the parts in the drawings are numbered as follows: 1. a body assembly; 11. a battery assembly; 111. an upper cover; 112. a lower cover; 113. fixing a bracket; 114. disassembling the button; 115. a power supply pin; 12. a connecting member; 121. a rear fixed seat; 1211. a first perforation; 1212. a first groove; 1213. a third groove; 122. rotating the lock; 1221. A first bump structure; 1222. a second bump structure; 125. a sound chip; 123. a middle fixed seat; 1231. A second perforation; 1232. a flange; 1233. a second groove; 124. a front fixed seat; 1241. a card slot; 13. A drive mechanism; 2. an electric saw tool head; 21. a transmission mechanism; 22. a chain seat; 23. a chain cover plate; 24. A locking switch; 3. a saber saw tool head; 31. a transmission mechanism; 32. a reciprocating mechanism; 4. an electric drill tool head; 41. a gear case; 42. a chuck assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that 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.

Example 1

As shown in fig. 1 to 2, a multi-function head electric tool includes a main body assembly 1, a connecting member 12 for connecting the main body assembly 1 with a plurality of tool heads in a detachable manner, wherein the connecting member 12 includes a rear fixing seat 121 connected to one end of the main body assembly 1, a middle fixing seat 123 fixed to the front end surface of the rear fixing seat 121, a plurality of tool heads, a front fixing seat 124 connected to the tool heads, and a rotary lock 122 connected to the rear end surface of the front fixing seat 124, the rotary lock 122 is connected to the middle fixing seat 123 in a matched manner, and can be locked in a rotatable manner, and the main body assembly 1 and different kinds of tool heads are connected through the connecting member 12, so that the multi-function head electric tool can be detached in time according to actual use requirements, and the rotary lock 122 is adopted as a locking structure, and only needs to be detached by a rotating manner, thereby simplifying the locking structure and facilitating use.

As shown in fig. 2 to 3, in this embodiment, a first groove 1212 having a circular structure is disposed on a front end surface of the rear fixing seat 121, and a plurality of first through holes 1211 are disposed at a bottom end of the first groove 1212; a second groove 1233 with a circular structure is disposed on the front end surface of the middle fixing seat 123, a plurality of second through holes 1231 corresponding to the first through holes 1211 are disposed at the bottom end of the second groove 1233, and the middle fixing seat 123 and the rear fixing seat 121 are fixed after passing through the first through holes 1211 and the second through holes 1231 by a plurality of fixing members, wherein the fixing members are preferably screws, and the middle fixing seat 123 and the rear fixing seat 121 are fixed by screws, so that the rotary lock 122 can rotate relatively at the gap between the side surfaces of the middle fixing seat 123 and the rear fixing seat 121.

In this embodiment, the rotation lock 122 is a ring structure, and a rear end surface of the rotation lock is provided with a first protrusion 1221, a bottom surface of the first groove 1212 is provided with a third groove 1213, and the first protrusion 1221 can rotate in the third groove 1213, so that the rotation lock 122 can rotate relatively on the end surface of the first groove 1212; a plurality of second protrusion structures 1222 are circumferentially disposed on the front end surface of the rotary lock 122, and the plurality of second protrusion structures 1222 are rotatably connected to a plurality of flanges 1232 circumferentially disposed at the edge of the front end surface of the middle fixing base 123, so that the rotary lock 122 can be locked at this position by rotating the plurality of second protrusion structures 1222 to the gap between the plurality of flanges 1232.

In this embodiment, a plurality of slots 1241 are circumferentially disposed on the rear end surface of the front fixing base 124, and the plurality of slots 1241 are matched with the plurality of second protrusion structures 1222, so that the front fixing base 124 can drive the rotary lock 122 to rotate, the rotary lock 122 rotates relative to the middle fixing base 123, and when the plurality of second protrusion structures 1222 and the plurality of flanges 1232 are located at corresponding positions, the rotary lock 122 and the middle fixing base 123 are locked.

In this embodiment, a snap 125 is disposed on a side surface of the rotary lock 122, so that the rotary lock 122 makes a sound during the rotation process to prompt a user.

In this embodiment, the front fixing seat 124, the middle fixing seat 123 and the rear fixing seat 121 are provided with through holes at the centers thereof.

In this embodiment, a driving mechanism 13 for driving a plurality of types of tool bits to move is disposed in the main body assembly 1, and an output end of the driving mechanism 13 passes through the through hole and then is connected to a plurality of types of transmission mechanisms 21 disposed in the tool bits, so that when the main body assembly 1 and the tool bits are connected by the connecting member 12, the output end of the driving mechanism 13 passes through the center of the connecting member 12 and then is connected to the transmission mechanism 21 in the tool bit, thereby driving the tool bit to move.

In this embodiment, the bottom end of the main body assembly 1 is provided with a battery assembly 11, the battery assembly 11 includes an upper cover 111 detachably connected to the bottom end of the main body assembly 1, a lower cover 112 cooperatively connected to the bottom end of the upper cover 111, a fixing bracket 113 arranged in the upper cover 111, and a battery pack fixed on the fixing bracket 113, the upper cover 111 is provided with a detaching button 114 for controlling the detachment of the battery assembly 11, and the upper cover 111 is further provided with a power plug 115, so that the device can still be used without a power supply, the use range is expanded, and the battery pack is conveniently replaced by detaching the button 114, and the use is convenient.

In this embodiment, still be provided with the speed governing subassembly of adjusting operating speed in the main part subassembly 1, just the speed governing subassembly with set up in the control button in the main part subassembly 1 outside is connected, can choose for use the most suitable rotational speed according to the difference of the instrument head of installation, is convenient for normally work.

As shown in fig. 4 to 5, in this embodiment, when a specific implementation manner is adopted, the selected tool head is an electric saw tool head 2, the electric saw tool head 2 includes a housing cooperatively connected with the main body assembly 1, a transmission mechanism 21 disposed in the housing and connected to an output end of the driving mechanism 13, and a chain mechanism connected to the transmission mechanism 21, the chain mechanism is driven by the driving mechanism 13 to rotate to realize cutting of the electric saw, and the chain mechanism includes a chain seat 22 fixed to the housing, a chain fixed to the chain seat 22, and a chain cover plate 23 fixed to an outer side of the chain seat 22.

Wherein, the outer side of the shell is also provided with a chain adjuster which can adjust the length of the chain and a locking switch 24 which can lock the chain.

Example 2

As shown in fig. 6 to 7, in this embodiment, when a specific embodiment is adopted, the main body assembly 1 is the same, the tool head is replaced by a saber saw tool head 3, the saber saw tool head 3 includes a housing having a bending structure, a transmission mechanism 31 disposed in the housing and connected to an output end of the driving mechanism 13, and a reciprocating mechanism 32 connected to the transmission mechanism 31 and driving a saw blade to reciprocate, and the driving mechanism 13 drives the saw blade to reciprocate to realize cutting.

Example 3

As shown in fig. 8 to 9, in this embodiment, when the specific embodiment is adopted, the main body assembly 1 is the same, the tool head is replaced by an electric drill tool head 4, the electric drill tool head 4 includes a housing cooperatively connected with the main body assembly 1, a gear box 41 disposed in the housing and connected to an output end of the driving mechanism 13, and a chuck assembly 42 disposed at an outer end of the gear box 41, and the drill rod can be driven to rotate by the driving mechanism 13 by inserting the drill rod into the chuck assembly 42.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings of the utility model, or the direct or indirect application in other related technical fields, are included in the patent protection scope of the utility model.

Claims

1. The utility model provides a multi-functional first electric tool, its characterized in that, include main part subassembly (1), be used for with main part subassembly (1) can dismantle connecting piece (12) of being connected with a plurality of kinds of instrument head, connecting piece (12) include with back fixing base (121) that main part subassembly (1) one end is connected, be fixed in middle fixing base (123) on the preceding terminal surface of back fixing base (121), with a plurality of preceding fixing base (124) that the instrument head is connected, connect in rotatory lock (122) on the rear end surface of preceding fixing base (124), rotatory lock (122) with middle fixing base (123) cooperation is connected, can rotate the locking.

2. The multi-function head electric tool as claimed in claim 1, wherein the front end face of the rear fixing seat (121) is provided with a first groove (1212) having a circular structure, and the bottom end of the first groove (1212) is provided with a plurality of first through holes (1211); a second groove (1233) with a circular structure is arranged on the front end face of the middle fixing seat (123), a plurality of second through holes (1231) corresponding to the first through holes (1211) are arranged at the bottom end of the second groove (1233), and the middle fixing seat (123) and the rear fixing seat (121) are fixed after penetrating through the first through holes (1211) and the second through holes (1231) through a plurality of fixing pieces.

3. The multi-tip power tool according to claim 2, wherein the rotary lock (122) has a ring-shaped structure, and a first protrusion structure (1221) is provided on a rear end surface thereof, and a third groove (1213) is provided on a bottom surface of the first groove (1212), and the first protrusion structure (1221) is rotatable in the third groove (1213); a plurality of second protruding structures (1222) are arranged on the front end face of the rotary lock (122) in the circumferential direction, and the second protruding structures (1222) are rotatably connected with a plurality of flanges (1232) arranged on the edge of the front end face of the middle fixing seat (123) in the circumferential direction.

4. The multi-function electric tool with the bit as claimed in claim 3, wherein a plurality of slots (1241) are circumferentially disposed on a rear end surface of the front fixing base (124), and the plurality of slots (1241) are engaged with the plurality of second protrusion structures (1222), so that the front fixing base (124) can drive the rotation lock (122) to rotate.

5. The multi-function head power tool according to claim 3, wherein a snap piece (125) is provided on a side of the rotation lock (122).

6. The multi-function head electric tool according to claim 1, wherein the front fixing seat (124), the middle fixing seat (123) and the rear fixing seat (121) are provided with through holes at the centers thereof.

7. The multi-function head electric tool according to claim 6, wherein a driving mechanism (13) for driving a plurality of types of tool heads is arranged in the main body component (1), and an output end of the driving mechanism (13) is connected with a transmission mechanism (21) arranged in the plurality of types of tool heads after passing through the through hole.

8. The multi-function head electric tool according to claim 1, wherein a battery pack (11) is disposed at a bottom end of the main body assembly (1), the battery pack (11) comprises an upper cover (111) detachably connected to the bottom end of the main body assembly (1), a lower cover (112) fittingly connected to the bottom end of the upper cover (111), a fixing bracket (113) disposed in the upper cover (111), and a battery pack fixed on the fixing bracket (113), a detaching button (114) for controlling detachment of the battery pack (11) is disposed on the upper cover (111), and a power plug (115) is further disposed in the upper cover (111).

9. The multi-function head electric tool according to claim 1, characterized in that a speed regulating component for regulating the working rotating speed is further arranged in the main body component (1), and the speed regulating component is connected with a control button arranged outside the main body component (1).

10. The multi-function head power tool of claim 1, wherein the plurality of tool heads includes a saber saw tool head, an electric saw tool head, and an electric drill tool head.