Quick dismounting and mounting mechanism for lithium battery tool

Abstract

The utility model provides a quick dismounting and mounting mechanism for a lithium battery tool, which belongs to the technical field of power electronics and comprises a base, a communication hole formed in the center of the surface of the base and matched with the output end of a machine body for use, and a plurality of mounting grooves formed in the surface of the base. The splicing mechanism comprises a limiting assembly used for being connected with the machine body and the machine head in a matched mode, a positioning assembly used for preventing the limiting assembly and the machine head from falling off in a matched mode, and an unlocking assembly used for relieving limiting of the machine head in a matched mode. The mounting grooves are distributed in the surface of the base in a circumferential array mode with the communicating hole as the circle center. According to the lithium battery tool disclosed by the utility model, through the matching of all parts in the limiting assembly, the positioning assembly and the unlocking assembly, a user is allowed to quickly mount the head of the lithium battery tool on the machine body or dismount the head of the lithium battery tool from the machine body only through simple steps under the condition that an additional tool or a complex program is not required to be used; the operation convenience and efficiency are greatly improved, and meanwhile, the safety and reliability of equipment are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of power electronics, specifically related to a quick dismounting mechanism for lithium battery tool. BACKGROUND

[0002] Lithium battery tool mainly refers to the electric tool using lithium battery as power source, their function is very extensive, compared with traditional corded electric tool, lithium battery tool gets rid of the restriction of power cord, can operate in any place, need not to find power socket or drag long electric wire, this greatly improves the flexibility and efficiency of work, the dismounting mechanism of lithium battery tool refers to the mechanism of disassembling and reassembling lithium battery driven handheld electric tool (such as lithium battery drill, lithium battery impact drill, lithium battery screwdriver etc.

[0003] The dismounting mechanism of some lithium battery tools in prior art is usually complex, usually has the defect that the head is inconvenient to disassemble and assemble, and some lithium battery tool manufacturers can use special screws or fasteners to fix the head, which can be disassembled by using special tools, and can cause the user to be difficult to complete the necessary maintenance work, which not only increases the user's trouble, but also can delay the maintenance time of the equipment. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a quick dismounting mechanism for lithium battery tool, aiming at solving the problems in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A quick dismounting mechanism for lithium battery tool, including bearing mechanism, including base, the through hole that is used in the center position of the surface of the base and cooperates with the output end of the body, and a plurality of installation grooves that are opened in the surface of the base;

[0007] Splicing mechanism, including limiting component that cooperates with the connection of body and head, positioning component that cooperates with preventing the limiting component and head from falling off, and unlocking component that cooperates with releasing the limiting of head.

[0008] As a preferred scheme of the utility model, a plurality of installation grooves are distributed in the surface of the base in the form of circumferential array with the through hole as the center, and the installation groove cooperates with the connection of the base and the body.

[0009] As a preferred scheme of the utility model, the limiting component includes rotating wheel arranged in the inner cavity of the base, a plurality of fixed blocks fixedly connected to the inner surface of the rotating wheel, a connecting block fixedly connected to the outer surface of the fixed block, and a slope surface opened in the other side of the fixed block.

[0010] As a preferred scheme of the utility model, the limiting assembly further includes a spring fixedly installed on the outer end surface of the connecting block, a supporting block fixedly connected to the inner wall of the base and matched with the spring, a protruding block fixedly connected to the outer surface of the rotating wheel, and a limiting slot opened on the surface of the base and matched with the protruding block.

[0011] As a preferred scheme of the utility model, the outer surface of the rotating wheel is in sliding contact with the inner wall of the base, the rotating wheel and the supporting block are both distributed in a circumferential array on the outer surface of the base, and the outer surface of the protruding block is in sliding contact with the inner wall of the limiting slot.

[0012] As a preferred scheme of the utility model, the positioning assembly includes a positioning slot opened on the inner wall of the base and a positioning disc arranged on the inner wall of the positioning slot and matched with the rotating wheel.

[0013] As a preferred scheme of the utility model, the unlocking assembly includes a clamping block arranged on the outer side of the protruding block, a clamping slot opened on the inner side of the clamping block and matched with the protruding block, and a pushing block fixedly connected to the other side of the clamping block.

[0014] Compared with the prior art, the utility model has the beneficial effects that through cooperation of the components in the limiting assembly, the positioning assembly and the unlocking assembly, the user can quickly install or detach the head of the lithium electric tool on or from the machine body only through simple steps without using additional tools or complex procedures, so that the operation convenience and efficiency are greatly improved, and the equipment safety and reliability are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying the creativity labor intensity. Among them:

[0016] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0017] Fig. 2 It is the structure schematic diagram of the base inside in the utility model;

[0018] Fig. 3 It is the structure schematic diagram of the local of the limiting assembly in the utility model;

[0019] Fig. 4 It is the structure schematic diagram of the overall of the unlocking assembly in the utility model.

[0020] In the figure: 100, bearing mechanism; 101, base; 102, communication hole; 103, mounting groove; 200, splicing mechanism; 201, limiting assembly; 201a, rotating wheel; 201b, fixed block; 201c, connecting block; 201d, slope surface; 201e, spring; 201f, supporting block; 201g, protruding block; 201h, limiting groove; 202, positioning assembly; 202a, positioning groove; 202b, positioning disc; 203, unlocking assembly; 203a, clamping block; 203b, clamping groove; 203c, pushing block. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in other ways that are not consistent with the details described herein without departing from the spirit and scope of the present application, and those skilled in the art can make similar extensions without departing from the connotation of the present application, therefore the present application is not limited to the specific embodiments disclosed below.

[0023] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent of or mutually exclusive of other embodiments.

[0024] Embodiment

[0025] Reference Figs. 1-4 For the embodiment of the present application, the embodiment provides a quick disassembly mechanism for lithium electric tools, which can allow users to quickly complete the installation and disassembly of the head by simple steps without using additional tools or complex procedures.

[0026] The bearing mechanism 100 comprises a base 101, a communication hole 102 provided at the center of the surface of the base 101 and used in cooperation with the output end of the machine body, and a plurality of mounting grooves 103 provided on the surface of the base 101;

[0027] It should be noted that the base 101 is the basic part of the bearing mechanism 100, which is used to provide the mounting position of other components. The base 101 is installed in the machine body of the lithium electric tool, the communication hole 102 is used to ensure that the head of the lithium electric tool is correctly connected with the machine body, and the mounting groove 103 is used to preliminarily connect the base 101 with the machine body, thereby enhancing the structural stability.

[0028] The splicing mechanism 200 comprises a limiting assembly 201 used in cooperation with the body and the nose, a positioning assembly 202 used in cooperation with the limiting assembly 201 and the nose, and an unlocking assembly 203 used in cooperation with the nose.

[0029] Specifically, a plurality of installation grooves 103 are distributed in a circumferential array on the surface of the base 101 with the communication hole 102 as the center, and the installation grooves 103 are used in cooperation with the base 101 and the body.

[0030] Further, the limiting assembly 201 comprises a rotating wheel 201a arranged in the inner cavity of the base 101, a plurality of fixed blocks 201b fixedly connected to the inner surface of the rotating wheel 201a, a connecting block 201c fixedly connected to the outer surface of the fixed blocks 201b, and a slope surface 201d arranged on the other side of the fixed blocks 201b.

[0031] It should be noted that the nose is mounted in cooperation with the slope surface 201d, and the fixed blocks 201b are extruded to push the rotating wheel 201a and the connecting block 201c to rotate and extrude the spring.

[0032] Preferably, the limiting assembly 201 further comprises a spring 201e fixedly installed on the outer end surface of the connecting block 201c, a supporting block 201f fixedly connected to the inner wall of the base 101 and used in cooperation with the spring 201e, a protruding block 201g fixedly connected to the outer surface of the rotating wheel 201a, and a limiting groove 201h arranged on the surface of the base 101 and used in cooperation with the protruding block 201g.

[0033] It should be further noted that after the nose is completely inserted, the rotating wheel 201a, the connecting block 201c and the slope surface 201d are reset under the reaction force of the spring 201e to lock the nose, and the movement of the protruding block 201g can drive the rotating wheel 201a, the connecting block 201c and the slope surface 201d to rotate to unlock the nose.

[0034] It should be noted that the outer surface of the rotating wheel 201a is in sliding contact with the inner wall of the base 101, the rotating wheel 201a and the supporting block 201f are distributed in a circumferential array on the outer surface of the base 101, and the outer surface of the protruding block 201g is in sliding contact with the inner wall of the limiting groove 201h.

[0035] Further, the positioning assembly 202 comprises a positioning groove 202a arranged on the inner wall of the base 101, and a positioning disc 202b arranged on the inner wall of the positioning groove 202a and used in cooperation with the rotating wheel 201a.

[0036] The positioning disc 202b is used to limit the rotating wheel 201a, thereby preventing the rotating wheel 201a and the nose from deviating during the positioning process.

[0037] Specifically, the unlocking assembly 203 includes a clamping block 203a arranged outside the protrusion 201g, a clamping groove 203b opened inside the clamping block 203a and matched with the protrusion 201g, and a pushing block 203c fixedly connected to the other side of the clamping block 203a.

[0038] It should be explained that the shape of the clamping groove 203b is the same as that of the protrusion 201g, and the clamping block 203a is sleeved outside the protrusion 201g through the clamping groove 203b, which can facilitate the user to move the protrusion 201g through the pushing block 203c.

[0039] In use, the head is inserted into the base 101 and is in contact with the slope 201d, the fixed block 201b is extruded, the fixed block 201b pushes the rotating wheel 201a and the connecting block 201c to rotate, and the spring 201e is compressed at the same time, and as the head is completely inserted, the rotating wheel 201a, the connecting block 201c and the slope 201d are reset under the reaction force of the spring 201e, realizing the locking of the head;

[0040] During the use of the lithium battery tool, the rotating wheel 201a is limited by the positioning disc 202b to prevent the rotating wheel 201a and the head from deviating during use, ensuring the stability of the head;

[0041] When the head needs to be disassembled, the clamping block 203a is sleeved outside the protrusion 201g through the clamping groove 203b, the protrusion 201g is driven to rotate by moving the clamping block 203a, and then the rotating wheel 201a, the connecting block 201c and the slope 201d are rotated, the locking of the head is released, and the head is allowed to be quickly disassembled from the body.

[0042] In summary, through the cooperation of the limiting assembly 201, the positioning assembly 202 and the unlocking assembly 203, the user can quickly install or disassemble the head of the lithium battery tool on or from the body without using additional tools or complex procedures, only through simple steps, so as to greatly improve the operation convenience and efficiency, and ensure the safety and reliability of the equipment.

[0043] It is important to note that the construction and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications can be made to the embodiments without departing from the novel teachings and advantages of the subject matter described herein (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters, mounting arrangements, use of materials, colors, orientations, locations, and the like). For example, the elements shown as integrally formed can be constructed of multiple parts or elements, the position of elements can be reversed or otherwise varied, and the nature or number of elements or positions can be modified or changed. Thus, all such modifications are intended to be included within the scope of the present inventive subject matter. The order or sequence of any process or method steps can be varied or re-sequenced without departing from the subject matter described herein. Any "open / closed" claims are intended to encompass the structure described herein, and not just the structure equivalent, but also the equivalent structure. Other substitutions, modifications, changes and omissions can be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventive subject matter. Accordingly, the present inventive subject matter is not limited to particular embodiments described, but extends to various modifications that nevertheless fall within the scope of the appended claims.

[0044] Furthermore, in order to provide a concise description of exemplary embodiments, not all features of an actual implementation can be described (i.e., those pertaining to the

[0045] It is understood that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions can be made. Such development efforts can be complex and time-consuming, but would be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.

[0046] It should be noted that the above-mentioned embodiments are only used to illustrate the technical solutions of the present application but not to limit the present application, and although the present application is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalent replaced without departing from the spirit and scope of the present application, and all should be included in the scope of the claims of the present application.

Claims

1. A quick release mechanism for a lithium powered tool, characterized by: The utility model relates to a bearing mechanism (100) including base (101), the surface center position of the base (101) is opened and is used the through -hole (102) of cooperation machine body export, and a plurality of installation slot (103) are opened in the surface of the base (101); Splicing mechanism (200) including cooperation connection machine body and nosepiece uses the limiting component (201), cooperation prevents the limiting component (201) and nosepiece and falls off the positioning component (202), and cooperation is used to the unlocking assembly (203) of the nosepiece limiting. A plurality of installation slot (103) with the through -hole (102) as the center of circle, the surface of the base (101) is distributed in the circumferential array, and the installation slot (103) is used for connecting the base (101) and the machine body.

2. A quick release mechanism for a lithium battery powered tool as defined in claim 1, wherein: The limiting component (201) includes a rotating wheel (201a) arranged in the inner cavity of the base (101), a plurality of fixed blocks (201b) fixedly connected to the inner surface of the rotating wheel (201a), a connecting block (201c) fixedly connected to the outer surface of the fixed block (201b), and a slope (201d) opened on the other side of the fixed block (201b).

3. A quick release mechanism for a lithium battery powered tool according to claim 2, wherein: The limiting component (201) further includes a spring (201e) fixedly installed on the outer end surface of the connecting block (201c), a supporting block (201f) fixedly connected to the inner wall of the base (101) and used in cooperation with the spring (201e), a protruding block (201g) fixedly connected to the outer surface of the rotating wheel (201a), and a limiting groove (201h) opened on the surface of the base (101) and used in cooperation with the protruding block (201g).

4. A quick release mechanism for a lithium battery powered tool according to claim 3, wherein: The outer surface of the rotating wheel (201a) is in sliding contact with the inner wall of the base (101), and the rotating wheel (201a) and the supporting block (201f) are both arranged in a circumferential array on the outer surface of the base (101), and the outer surface of the protruding block (201g) is in sliding contact with the inner wall of the limiting groove (201h).

5. A quick release mechanism for a lithium battery powered tool according to claim 4, wherein: The positioning component (202) includes a positioning groove (202a) opened on the inner wall of the base (101), and a positioning disc (202b) arranged on the inner wall of the positioning groove (202a) and used in cooperation with the rotating wheel (201a).

6. A quick release mechanism for a lithium battery powered tool according to claim 5, wherein: The unlocking assembly (203) includes a clamping block (203a) arranged on the outer side of the protruding block (201g), a clamping groove (203b) opened on the inner side of the clamping block (203a) and used in cooperation with the protruding block (201g), and a dial block (203c) fixedly connected to the other side of the clamping block (203a).

7. A quick release mechanism for a lithium battery powered tool according to claim 6, wherein: ​

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