CN208592805U

CN208592805U - Electric tool attachment and electric tool

Info

Publication number: CN208592805U
Application number: CN201821246331.3U
Authority: CN
Inventors: 顾伟
Original assignee: Bosch Power Tools China Co Ltd
Current assignee: Bosch Power Tools China Co Ltd
Priority date: 2018-08-03
Filing date: 2018-08-03
Publication date: 2019-03-12
Anticipated expiration: 2028-08-03

Abstract

The application discloses a kind of electric tool attachment and electric tool.Electric tool attachment has the trunk portion (10) of lengthwise, it is characterised in that: the electric tool attachment (100) further includes the SDS-PLUS shank (101) positioned at the trunk portion (10) lengthwise one end and the cross-section shank (103) positioned at the trunk portion (10) lengthwise other end.The design at the both ends that SDS-PLUS shank and cross-section shank are integrated in lengthwise trunk portion prompts the corresponding electric tool of operator to have the function of multi-purpose chuck, so as to more fully learn and utilize electric tool.

Description

Electric tool attachment and electric tool

Technical field

This application involves electric tool more particularly to electric tool attachmentes.

Background technique

So-called hammer drill is a kind of electric impac tool, to output drill bit transmitting rotary force and can apply axial hit Hit power.Using having SDS-Plus, (Special Direct System Plus, exempts from work to impact application mainstream currently on the market Tool disassembly upgrade version) handle drill hammer, hammer drill is also correspondingly configured with chuck (the rear title for clamping and replace SDS-PLUS handle SDS-PLUS chuck).In order to promote the function and utilization rate of hammer drill, is had developed be integrated with based on existing chuck structure in the industry The multi-purpose chuck of two kinds or more kinds of shank clamping devices, such as the card of compatible SDS-PLUS handle and circle two kinds of drill bits of handle Disk.

But the hammer drill chuck i.e. intrinsic habit of SDS-PLUS chuck, Bu Shaoshi have been formed since operator is used for a long time Even if waiting, take is the hammer drill with multi-purpose chuck, and when use still only can be appreciated that SDS-PLUS chuck, and new function is not It obtains exploitation and utilizes well.

Therefore, it is necessary to improve to overcome the technical problems existing in the prior art.

Utility model content

The application mainly new function to be solved does not obtain the problem of developing and utilizing.

In order to solve the above technical problems, the application provides a kind of electric tool attachment, and the trunk portion with lengthwise, the electricity Power driven tools attachment include positioned at trunk portion lengthwise one end SDS-PLUS shank and be located at the trunk portion lengthwise it is another The cross-section shank at end.

Present invention also provides a kind of electric tool, including the electric tool attachment, the SDS-PLUS handle can be clamped The multi-purpose chuck of portion and cross-section shank and the main part of electric power and transmission, the multi-purpose chuck are provided for the multi-purpose chuck With can the elastic SDS-PLUS shank the first elastic mechanism and can the elastic cross-section shank the second elastic mechanism, The cross-section shank is removably clamped in the multi-purpose chuck by the second elastic mechanism.

According to the application, the both ends that SDS-PLUS shank and cross-section shank are integrated in lengthwise trunk portion are set Meter prompts the corresponding electric tool of operator to have the function of multi-purpose chuck, so as to more fully learn and utilize electronic work Tool.

Detailed description of the invention

In conjunction with attached drawing refering to the detailed description of following specific embodiments, the application will be more fully appreciated.Wherein:

Fig. 1 shows the positive structure diagram of the application electric tool attachment；

Fig. 2 shows the decomposition texture schematic diagram that the cross-section shank of the application electric tool attachment is packed into before multi-purpose chuck；

Fig. 3 shows the positive structure diagram that the cross-section shank of the application electric tool attachment is packed into after multi-purpose chuck；

Fig. 4 shows the facing structure signal that the SDS-PLUS shank of the application electric tool attachment is packed into after being mostly used chuck Figure.

Specific embodiment

With reference to the accompanying drawing 1 to Fig. 4, the specific embodiment of the application is described in detail.Since electric tool has been industry Product known to boundary, and the designing points of the application are mainly on electric tool attachment and chuck, for the design of prominent the application Emphasis, attached drawing do not show the conventional composed structure such as the motor of electric tool, gear-box, please know.

This application involves a kind of electric tool attachment 100 that can be clamped by the chuck of electric tool, the column with lengthwise Body portion 10, the electric tool attachment 100 further include positioned at described 10 lengthwise one end of trunk portion SDS-PLUS shank 101 and Positioned at the cross-section shank 103 of the 10 lengthwise other end of trunk portion.It is described by SDS-PLUS shank 101 and cross-section shank 103 are integrated in the both ends of lengthwise trunk portion 10 and save the design of working head, and the corresponding electric tool of operator is prompted to have Multi-purpose chuck function, so as to more fully learn and utilize electric tool.The concrete form of the cross-section shank 103 is The cylindrical shaft that section remains unchanged, such as justify handle, cubic handle or hexagonal handle, it is filled in the present embodiment using scroll chuck Folder, mainly exports rotary motion.The diameter or circumscribed circular diameter of the cross-section shank 103 are not more than the SDS-PLUS handle The 3/4 of portion's diameter.Design on the basis of this shank by SDS-PLUS, not only can satisfy SDS-PLUS shank and standard SDS- The cooperation of PLUS chuck designs additionally, due to the minor diameter of the cross-section shank 103, also clearly indicates itself and conventional brill The difference of head, and the diameter of the cross-section shank 103 is smaller, and corresponding scroll chuck then needs the rotation by the longer time It is elastic to realize to turn round operation, to provide the longer training time, harvests teaching more profound and training effect.

The total length of the electric tool attachment 100 is not less than 40mm and is not more than 70mm.This is also less than most of normal The length dimension for advising drill hammer, to indicate that it is not involved in the purpose of substantial work.It the SDS-PLUS shank 10 and waits Section shank 103 be respectively provided with identification shank type accessory identification 104 (in the present embodiment, cross-section shank 103 mark Have round handle " CYLINDRICAL ", SDS-PLUS shank 10 is marked with " SDS-PLUS "), preferably to assist in identifying shank type. The electric tool attachment 100 is nonmetal parts, is plastic part in the present embodiment, this can not only indicate that it is not involved in substantive work The property of work, also reduces material cost.The trunk portion 10 further includes being set to the SDS-PLUS shank 10 and cross-section Stage portion 105 between shank 103, the stage portion 105 have the maximum secting area of the trunk portion 10.It so can be vertical The SDS-PLUS shank 10 and cross-section shank 103 are separated out on length direction, depth can also be used for when being inserted into chuck Limit.

Please continue to refer to Fig. 1 to Fig. 4, present invention also provides it is a kind of include the electronic of the electric tool attachment 100 Tool 200.The electric tool 200 includes the multi-purpose chuck that can clamp the SDS-PLUS shank 101 and cross-section shank 103 20 and the main part 30 of electric power and transmission is provided for the multi-purpose chuck 20, the multi-purpose chuck 20 has can be elastic described First elastic mechanism 201 of SDS-PLUS shank 101 and can the elastic cross-section shank 103 the second elastic mechanism 203.When The electric tool 200 of the collocation of electric tool attachment 100 with multi-purpose chuck 20 is in use, form targetedly, with straight Connect the electric tool of indicating effect.Preferably, the cross-section shank 103 of the electric tool attachment 100 is by the second elastic mechanism 203 are clamped in the multi-purpose chuck 20 in advance.Since multi-purpose chuck 20 is made improvement on the basis of SDS-PLUS chuck, because This operator understands the function of the application electric tool clamping SDS-PLUS shank enough, further, is mostly used 20 equity of chuck The clamping function of section shank 103, by the design of cross-section shank 103 described in pre- clamping, so that operator needs to adjust Two elastic mechanisms 203 to release or replace the cross-section shank 103 of electric tool attachment 100 from multi-purpose chuck 20, and this The process of a releasing or replacement is exactly the process for training operator to understand the second elastic mechanism 203.By driving operator to complete One cross-section shank 103 changes, and grasps the multi-purpose chuck function of electric tool 200 naturally.

First elastic mechanism 201 by moved back and forth along 10 longitudinally of trunk portion realize it is elastic, described the Two elastic mechanisms 203 are elastic by realizing around 10 reciprocating rotary of trunk portion.The elastic machine realized by different motion Structure, it is possible to reduce the maloperation bring risk of linkage.First elastic mechanism 201 and/or second elastic mechanism 203 The chuck mark 205 of shank type and/or operation direction with the corresponding control of instruction.So as to assist user to mechanism function It can be carried out identification.It is to distinguish since chuck identifies 205 main purposes, only part elastic mechanism is arranged in some cases Chuck mark 204, can equally play the purpose of differentiation.

The above specific embodiment is merely to illustrate the application, and is not the limitation to the application.For example, in the present embodiment SDS-PLUS shank and cross-section shank 103 be for the new function that teaching user understands electric tool, rather than it is real Border participates in the operations such as impact, drilling, thus in specific handle designs, there is the SDS-PLUS shank and cross-section handle to standard Portion 103 carries out the possibility of appropriately designed deformation, such as processes interior hex screwdriver bit in SDS-PLUS shank end, or in cross-section Crosspoint tip screwdriver head is arranged in shank, as long as not influencing to teach effect.To sum up, those of ordinary skill in related technical field, not It in the case where being detached from scope of the present application, can also make a variety of changes and modification, therefore all equivalent technical solutions also belong to It should be defined by the claims in the scope of patent protection of the scope of the application, the application.

Claims

1. a kind of electric tool attachment (100), the trunk portion (10) with lengthwise, it is characterised in that: the electric tool attachment It (100) further include positioned at the SDS-PLUS shank (101) of the trunk portion (10) lengthwise one end and positioned at the trunk portion (10) the cross-section shank (103) of the lengthwise other end.

2. electric tool attachment (100) according to claim 1, which is characterized in that the cross-section shank (103) it is straight Diameter or circumscribed circular diameter are not more than the 3/4 of the SDS-PLUS shank diameter.

3. electric tool attachment (100) according to claim 1, which is characterized in that the electric tool attachment (100) Total length is not less than 40mm and is not more than 70mm.

4. electric tool attachment (100) according to claim 1, which is characterized in that the SDS-PLUS shank (101) with And cross-section shank (103) is respectively provided with the accessory identification (104) of identification shank type.

5. electric tool attachment (100) according to claim 1, which is characterized in that the electric tool attachment (100) is Nonmetal parts.

6. electric tool attachment (100) according to claim 1, which is characterized in that the shape of the cross-section shank (103) Formula is circle handle, cubic handle or hexagonal handle.

7. electric tool attachment (100) according to claim 1 to 6, which is characterized in that the trunk portion It (10) further include the stage portion (105) being set between the SDS-PLUS shank (101) and cross-section shank (103), it is described Stage portion (105) has the maximum secting area of the trunk portion (10).

8. a kind of electric tool (200), which is characterized in that attached including electric tool such as of any of claims 1-7 Part (100), the multi-purpose chuck (20) that the SDS-PLUS shank (101) and cross-section shank (103) can be clamped and be described Multi-purpose chuck (20) provide the main part (30) of electric power and transmission, and the multi-purpose chuck (20) has can the elastic SDS-PLUS The first elastic mechanism (201) of shank (101) and can the elastic cross-section shank (103) the second elastic mechanism (203).

9. electric tool (200) according to claim 8, which is characterized in that the equal of the electric tool attachment (100) cuts Face shank (103) is clamped in the multi-purpose chuck (20) by the second elastic mechanism (203) in advance.

10. electric tool (200) according to claim 8, which is characterized in that first elastic mechanism (201) passes through Elastic along the reciprocating motion realization of the trunk portion (10) longitudinally, second elastic mechanism (203) passes through around the cylinder Portion's (10) reciprocating rotary is realized elastic.

11. electric tool (200) according to claim 10, which is characterized in that first elastic mechanism (201) and/ Or second elastic mechanism (203) has the shank type of the corresponding control of instruction and/or operates the chuck mark in direction (205)。