Multifunctional electric tool

Abstract

The utility model relates to the technical field of electric tools, and discloses a multifunctional electric tool which comprises a tightening shell, the front end of the tightening shell is sleeved with a steering assembly in a threaded mode, a transmission assembly is installed on the inner side of the front end of the steering assembly in a clamped mode, and a butt joint assembly is installed at the lower end of the transmission assembly through a screw. A male quick connector is embedded in the inner side of the front end of the butt joint assembly. According to the utility model, the male quick connector is arranged on different tool heads, and when the tool heads need to be replaced, the stop block in the anti-falling piece is lifted, so that the male quick connector can be separated from the female quick connector, the tool heads in use are taken down, and then the male quick connector and the female quick connector on the required tool heads are connected with the male quick connector and the female quick connector on the required tool heads. And a stop block in the falling-off prevention part limits a sliding rail at the upper end of the new male quick connector, replacement of the electric tool head is completed, the effect that one machine has multiple purposes is achieved by quickly replacing different tool heads, the machine can adapt to various scenes only by carrying different types of tool heads, and more convenience, time saving and labor saving are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of power tools, in particular to a multifunctional power tool. Background Art

[0002] A power tool is a tool that drives a working head through a transmission mechanism, usually powered by a small-capacity motor or electromagnet, and is a handheld or portable mechanized tool. Compared with traditional manual tools, power tools can improve work efficiency and reduce the physical labor intensity of workers, so they are widely used in many fields such as households, industries, and construction.

[0003] At present, the functions of power tools on the existing market are relatively single. For example, power tools such as circular saws, hedge trimmers, lawn mowers, chain saws, and wall grinders. The application scenarios of each tool are independent. In a complex working environment, it is generally necessary to frequently replace different products to meet the needs. This requires the use of multiple different power tools, and the overall size, shape, and assembly methods of different power tools are not the same, which is not only inconvenient to carry but also time-consuming and laborious. Therefore, it is necessary to provide a multifunctional power tool to solve the existing problems and achieve the ability to handle various scenarios by only carrying different types of tool heads. Summary of the Utility Model

[0004] (I) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a multifunctional power tool, which solves the problems that existing power tools are single-functional and require multiple different power tools to meet the needs when dealing with complex working environments. At the same time, it is not only inconvenient to carry multiple power tools but also time-consuming and laborious.

[0006] (II) Technical Solutions

[0007] To achieve the above objectives, the utility model is realized through the following technical solutions: A multifunctional power tool includes a tightening shell. A steering component is threadedly sleeved at the front end of the tightening shell. A transmission component is clamped and installed inside the front end of the steering component. A docking component is screwed at the lower end of the transmission component. A male quick connector is embedded and installed inside the front end of the docking component. An anti-detachment member is provided at the front side of the upper end of the docking component. A handheld rod is provided inside the rear end of the steering component. A clamping member is provided at the front side of the outer end of the handheld rod. A tightening button is provided at the rear side of the clamping member.

[0008] Optionally, the steering component includes a steering rod, a converging inner lining, a steering shaft, and an extrusion sleeve. The converging inner lining is provided inside the rear end of the steering rod. The steering shaft is meshingly installed inside the front end of the steering rod. The extrusion sleeve is sleeved and installed inside the converging inner lining.

[0009] Optionally, the transmission assembly includes a motor, a limit block, a right clamping shell and a left clamping shell. A limit block is provided at the rear side of the outer end of the motor. A right clamping shell is provided at the left side of the outer end of the limit block. A left clamping shell is provided at the right side of the outer end of the limit block.

[0010] Optionally, the docking assembly includes a female quick connector, a docking groove, an embedded groove and a sealing plate. A docking groove is formed in the front inner side of the lower end of the female quick connector. An embedded groove is formed in the rear side of the upper end of the female quick connector. A sealing plate is installed on the rear side of the lower end of the female quick connector by screws.

[0011] Optionally, a slide rail is provided at the upper end of the male quick connector. A movement groove is formed in the inner side of the front end of the back surface of the male quick connector, and a gear is installed inside the movement groove. A blocking block is embedded and installed in the inner side of the lower end of the anti - detachment member. The installation depth of the blocking block is controlled by screws. The installation angle of the blocking block is in a straight line with the slide rail at the upper end of the male quick connector.

[0012] Optionally, the hand - held rod is composed of a grip and a long rod. The long rod is composed of two rod bodies in the front and rear. The rear end of the front rod body extends to the inner side of the rear rod body, and the two are sleeved and installed. The clamping member is installed at the contact end of the two rod bodies of the long rod. The upper end of the tightening button penetrates through the outer wall of the hand - held rod and extends to the inner side.

[0013] Optionally, an internal tooth groove is formed in the inner side of the front end of the steering rod. The internal tooth groove is adapted to the external teeth at the outer end of the steering shaft. The front end of the extrusion sleeve extends to the inner side of the shrink - fitting lining.

[0014] Optionally, the inner side of the contact end of the female quick connector and the sealing plate is of a hollow structure, and a transmission tooth is installed inside the hollow structure. A chute is formed above the inside of the docking groove.

[0015] In summary, the technical effects and advantages of the present utility model are as follows:

[0016] 1. The structure of the present utility model is reasonable. By setting the male quick connector, first install it on different tool heads. When it is necessary to replace the tool head, lift the blocking block inside the anti - detachment member, then the male quick connector can be separated from the female quick connector, and the used tool head can be removed. Then, align the male quick connector on the required tool head with the female quick connector, and lower the blocking block inside the anti - detachment member to limit the slide rail at the upper end of the new male quick connector, thus completing the replacement of the electric tool head. By quickly replacing different tool heads, the effect of multi - function with one machine can be achieved. Only by carrying different types of tool heads can various scenarios be dealt with, which is more convenient, time - saving and labor - saving.

[0017] 2. In the present utility model, the angle between the tooth slot opened at the left end of the right clamping shell and the inner tooth slot opened at the right side of the front end of the steering rod forms a straight line, so that the tooth slot and the inner tooth slot are butted to form a notch whose length is twice the length of the outer teeth at the outer end of the steering shaft, enabling the steering shaft to slide left and right inside. When it is necessary to adjust the use angle of the hand-held rod, only need to push the steering shaft to the right, so that the outer teeth of the steering shaft disengage from the tooth slot opened inside the right clamping shell, then the hand-held rod can be turned to adjust the angle. After reaching the desired angle, pull the steering shaft to the left, so that its outer teeth mesh with the tooth slot, and the angle fixation of the hand-held rod can be completed. The angle can be flexibly adjusted according to the actual situation, which is convenient for corresponding to various environments and the use of tool heads. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic three-dimensional structure diagram of the present utility model;

[0019] Figure 2 is a schematic three-dimensional separated structure diagram of the docking component and the male block component of the present utility model;

[0020] Figure 3 is a schematic three-dimensional exploded structure diagram of the steering component and the transmission component of the present utility model;

[0021] Figure 4 is a schematic three-dimensional assembled structure diagram of the male quick connector and the hedge trimmer head of the present utility model;

[0022] Figure 5 is a schematic three-dimensional assembled structure diagram of the male quick connector and the chainsaw head of the present utility model;

[0023] Figure 6 is a schematic three-dimensional assembled structure diagram of the male quick connector and the grass trimmer head of the present utility model;

[0024] Figure 7 is a schematic three-dimensional assembled structure diagram of the male quick connector and the wall grinding head of the present utility model;

[0025] Figure 8 is a schematic three-dimensional assembled structure diagram of the male quick connector and the circular saw head of the present utility model;

[0026] Figure 9 is a schematic three-dimensional assembled structure diagram of the male quick connector and the tiller head of the present utility model;

[0027] Figure 10 is a schematic three-dimensional assembled structure diagram of the male quick connector and the floor blower head of the present utility model;

[0028] Figure 11 is a schematic three-dimensional assembled structure diagram of the male quick connector and the snow blower head of the present utility model.

[0029] In the figure: 1. Tightening shell; 2. Steering assembly; 3. Transmission assembly; 4. Docking assembly; 5. Male quick connector; 6. Anti-disengagement part; 7. Handheld rod; 8. Clamping part; 9. Tightening knob; 201. Steering rod; 202. Converging lining; 203. Steering shaft; 204. Extrusion sleeve; 301. Motor; 302. Limit block; 303. Right clamping shell; 304. Left clamping shell; 401. Female quick connector; 402. Docking groove; 403. Embedded groove; 404. Sealing plate. Detailed implementation

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0031] Example: Refer to Figures 1-11 the multifunctional power tool shown, which includes a tightening shell 1. A steering assembly 2 is threadedly sleeved at the front end of the tightening shell 1. A transmission assembly 3 is clamped and installed inside the front end of the steering assembly 2. A docking assembly 4 is screwed and installed at the lower end of the transmission assembly 3. A male quick connector 5 is embedded and installed inside the front end of the docking assembly 4. A slide rail is provided at the upper end of the male quick connector 5. A movement groove is opened inside the front end of the back surface of the male quick connector 5, and a gear is installed inside the movement groove. An anti-disengagement part 6 is provided at the front side of the upper end of the docking assembly 4. A blocking block is embedded and installed inside the lower end of the anti-disengagement part 6. The installation depth of the blocking block is controlled by screws. The installation angle of the blocking block is in a straight line with the slide rail at the upper end of the male quick connector 5. A handheld rod 7 is provided inside the rear end of the steering assembly 2. The handheld rod 7 is composed of a grip and a long rod. The long rod is composed of two rod bodies, the front and the rear. The rear end of the front rod body extends to the inside of the rear rod body, and the two are sleeved and installed. A clamping part 8 is provided at the front side of the outer end of the handheld rod 7. The clamping part 8 is installed at the contact end of the two rod bodies of the front and the rear of the long rod. A tightening knob 9 is provided at the rear side of the clamping part 8. The upper end of the tightening knob 9 penetrates through the outer wall of the handheld rod 7 and extends to the inside.

[0032] By means of the provided male quick connector 5, first install it on different tool heads. When it is necessary to replace the tool head, only need to screw up the screw installed at the upper end of the anti-disengagement part 6, drive the blocking block below to lift from the rear side of the upper slide rail of the male quick connector 5, and then remove the male quick connector 5, and then remove the tool head to be replaced. Insert the male quick connector 5 on the required tool head into the docking groove 402, screw the screw to drive the blocking block inside the anti-disengagement part 6 to descend, and clamp it at the rear end of the upper slide rail of the new male quick connector 5 for limit reinforcement, thus completing the replacement of the electric tool head. By quickly replacing different tool heads, the effect of multi-purpose use of one machine can be achieved. Only need to carry different types of tool heads to deal with various scenarios, which is more convenient, time-saving and labor-saving.

[0033] As an optional implementation manner in this embodiment, as Figure 1 and Figure 3 shown, the steering assembly 2 includes a steering rod 201, a converging lining 202, a steering shaft 203 and an extrusion sleeve 204. An internal tooth groove is formed inside the front end of the steering rod 201. Among them, the internal tooth groove is located in the front inner side of the right end of the steering rod 201, and the front inner side of the left end of the steering rod 201 is a smooth surface. And the internal tooth groove is adapted to the external teeth at the outer end of the steering shaft 203. A converging lining 202 is provided inside the rear end of the steering rod 201. The steering shaft 203 is meshingly installed inside the front end of the steering rod 201. The right end of the steering shaft 203 is reinforced by screws. The extrusion sleeve 204 is sleeved and installed inside the converging lining 202, and the front end of the extrusion sleeve 204 extends to the inside of the converging lining 202; the transmission assembly 3 includes a motor 301, a limit block 302, a right clamping shell 303 and a left clamping shell 304. A limit block 302 is provided at the rear side of the outer end of the motor 301. A right clamping shell 303 is provided on the left side of the outer end of the limit block 302. A left clamping shell 304 is provided on the right side of the outer end of the limit block 302. A tooth slot is formed inside the rear end of the left clamping shell 304.

[0034] By means of the provided steering rod 201, in cooperation with the converging inner liner 202, the extrusion sleeve 204 and the tightening shell 1, the stability of the front-end structure of the hand-held rod 7 can be ensured. Meanwhile, the clamping outer shell formed by the right clamping shell 303 and the left clamping shell 304 in cooperation with the limiting block 302 wraps and fixes the steering rod 201 and the steering shaft 203. Moreover, since the angle between the tooth slot formed at the left end of the right clamping shell 303 and the inner tooth slot formed at the right side of the front end of the steering rod 201 is in a straight line, the tooth slot and the inner tooth slot are butted to form a notch that is twice as long as the outer tooth at the outer end of the steering shaft 203, enabling the steering shaft 203 to slide left and right inside. When it is necessary to adjust the use angle of the hand-held rod 7, only need to push the steering shaft 203 to the right to disengage the outer tooth of the steering shaft 203 from the tooth slot formed inside the right clamping shell 303, then the hand-held rod 7 can be held and adjusted in angle. After reaching the desired angle, pull the steering shaft 203 to the left to engage its outer tooth with the tooth slot, and the angle fixation of the hand-held rod 7 can be completed. The angle can be flexibly adjusted according to the actual situation, facilitating the use corresponding to various environments and tool heads.

[0035] As Figure 2 and Figure 3 shown, in this embodiment, the docking assembly 4 includes a female quick connector 401, a docking slot 402, an embedded slot 403 and a sealing plate 404. The inner side of the contact end of the female quick connector 401 and the sealing plate 404 is of a hollow structure, and a transmission gear is installed inside the hollow structure. A docking slot 402 is opened at the front inner side of the lower end of the female quick connector 401, a chute is opened above the inside of the docking slot 402, an embedded slot 403 is opened at the rear side of the upper end of the female quick connector 401, and a sealing plate 404 is installed at the rear side of the lower end of the female quick connector 401 by screws.

[0036] By means of the provided docking slot 402, the quick docking of the male quick connector 5 and the female quick connector 401 can be realized, facilitating the replacement of different tool heads. Meanwhile, the combination of the sealing plate 404 and the female quick connector 401 can form a hollow structure, and a transmission gear is installed inside the hollow structure. Then, through the embedded slot 403, the motor 301 can be quickly reinforced, enabling the transmission end of the motor 301 to extend into the transmission gear for reinforcement. When the male quick connector 5 is docked, the transmission gear quickly meshes with the gear in the male quick connector 5 to realize the transmission of power, so that the tool head can operate normally. Moreover, the transmission ratios of the transmission devices in different tool heads are also different, which are pre-designed, and the normal operation of different tools can be realized without changing the rotation speed of the motor 301.

[0037] Working principle of the present utility model: For this multi-functional power tool, by means of the male quick connector 5 provided, it is first installed on different tool heads. When it is necessary to replace the tool head, only need to screw up the screw installed at the upper end of the anti-disengagement part 6, driving the blocking block below to lift from the rear end of the slide rail at the upper end of the male quick connector 5. After that, remove the male quick connector 5, and then remove the tool head to be replaced. Insert the male quick connector 5 on the required tool head into the docking groove 402, and screw the screw to drive the blocking block inside the anti-disengagement part 6 to descend, and it is stuck at the rear end of the slide rail at the upper end of the new male quick connector 5 for limit reinforcement, thus completing the replacement of the power tool head. By quickly replacing different tool heads, the effect of using one machine for multiple purposes is achieved; when it is necessary to adjust the angle of the hand-held rod 7, only need to push the steering shaft 203 to the right, so that the external teeth of the steering shaft 203 disengage from the tooth slot opened inside the right clamping shell 303, and then the hand-held rod 7 can be held to adjust the angle. When reaching the required angle, pull the steering shaft 203 to the left, so that its external teeth mesh with the tooth slot, and the angle fixation of the hand-held rod 7 can be completed. The angle can be flexibly adjusted according to the actual situation, which is convenient for corresponding to various environments and tool heads.

[0038] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A multi-functional power tool, comprising a tightening housing (1), characterized in that: The front end of the tightening shell (1) is threadedly sleeved with a steering assembly (2). The inner side of the front end of the steering assembly (2) is clamped and installed with a transmission assembly (3). The lower end of the transmission assembly (3) is screwed with a docking assembly (4). The inner side of the front end of the docking assembly (4) is embedded with a male quick connector (5). The front side of the upper end of the docking assembly (4) is provided with an anti-disengagement part (6). The inner side of the rear end of the steering assembly (2) is provided with a hand-held rod (7). The front side of the outer end of the hand-held rod (7) is provided with a clamping part (8). The rear side of the clamping part (8) is provided with a tightening knob (9).

2. The multifunctional electric tool according to claim 1, wherein: The steering assembly (2) includes a steering rod (201), a converging inner lining (202), a steering shaft (203), and an extrusion sleeve (204). The inner side of the rear end of the steering rod (201) is provided with a converging inner lining (202). The inner side of the front end of the steering rod (201) is meshed and installed with a steering shaft (203). The inner side of the converging inner lining (202) is sleeved and installed with an extrusion sleeve (204).

3. The multifunctional electric tool according to claim 1, characterized in that: The transmission assembly (3) includes a motor (301), a limit block (302), a right clamping shell (303), and a left clamping shell (304). The rear side of the outer end of the motor (301) is provided with a limit block (302). The left side of the outer end of the limit block (302) is provided with a right clamping shell (303). The right side of the outer end of the limit block (302) is provided with a left clamping shell (304).

4. The multi-functional electric tool according to claim 1, characterized in that: The docking assembly (4) includes a female quick connector (401), a docking groove (402), an embedded groove (403), and a sealing plate (404). The front inner side of the lower end of the female quick connector (401) is provided with a docking groove (402). The rear side of the upper end of the female quick connector (401) is provided with an embedded groove (403). The rear side of the lower end of the female quick connector (401) is screwed with a sealing plate (404).

5. The multi-functional electric tool according to claim 1, wherein: The upper end of the male quick connector (5) is provided with a slide rail. The inner side of the front end of the back surface of the male quick connector (5) is provided with a movement groove, and a gear is installed inside the movement groove. The inner side of the lower end of the anti-disengagement part (6) is embedded with a blocking block. The installation depth of the blocking block is controlled by screws. The installation angle of the blocking block is in a straight line with the slide rail at the upper end of the male quick connector (5).

6. The multi-functional electric tool according to claim 1, wherein: The hand-held rod (7) is composed of a grip and a long rod. The long rod is composed of two rod bodies in the front and rear. The rear end of the front rod body extends to the inner side of the rear rod body, and the two are sleeved and installed. The clamping part (8) is installed at the contact end of the two rod bodies of the long rod. The upper end of the tightening knob (9) penetrates through the outer wall of the hand-held rod (7) and extends to the inner side.

7. The multi-functional electric tool according to claim 2, wherein: The inner side of the front end of the steering rod (201) is provided with an internal tooth groove, which is mutually adapted to the external teeth at the outer end of the steering shaft (203). The front end of the extrusion sleeve (204) extends to the inner side of the converging inner lining (202).

8. The multifunctional power tool according to claim 4, wherein: The inner side of the contact end between the female quick connector (401) and the sealing plate (404) is of a hollow structure, and a transmission tooth is installed inside the hollow structure. A chute is opened above the inside of the docking groove (402).

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