CN209520820U - A kind of screwdriver - Google Patents
A kind of screwdriver Download PDFInfo
- Publication number
- CN209520820U CN209520820U CN201821731035.2U CN201821731035U CN209520820U CN 209520820 U CN209520820 U CN 209520820U CN 201821731035 U CN201821731035 U CN 201821731035U CN 209520820 U CN209520820 U CN 209520820U
- Authority
- CN
- China
- Prior art keywords
- cutting ferrule
- screwdriver
- connector
- handle
- tail end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of screwdrivers, including handle, handle includes the connector connecting with knife bar and the tail end cover that connector end direction is arranged in, it is provided with the cutting ferrule cylinder of several length for being used to adjust handle between connector and tail end cover, the accommodating cavity for placing cutter head is additionally provided in cutting ferrule cylinder.The screwdriver adjusts the length of handle by the way that dismountable cutting ferrule cylinder is arranged between connector and tail end cover, the handle for realizing screwdriver is facilitated quickly to disassemble and installation, to meet the joint number for increasing handle according to the service condition of screwdriver or the joint number for reducing handle, so as to adjust the length of handle, and then realize use of the screwdriver under different operating environment, usability is stronger；By the accommodating cavity being arranged in cutting ferrule cylinder, it is convenient to the placement of cutter head, saves space, it is easy to carry, it is easy to use.
Description
Technical field
The utility model relates to a kind of tool for twisting screw manually, more particularly to a kind of screwdriver.
Background technique
Screwdriver is a kind of tool for twisting screw to force its in place, and type is varied, is widely applied
In the daily life of Yu Renmen.
Currently, the most common screwdriver includes handle and the cutter hub for being set to handle front end, screwdriver in this in the market
Although structure is simple, its adaptability is poor, can only adapt to the screw for a kind of size, therefore, it is necessary to prepare it is various not
With the screwdriver of size, in order to select to use when tightening or unscrewing various various sizes of screws.But due to carrying not
With the screwdriver of size, it is be easy to cause the loss of screwdriver, and increases cost.Therefore, in order to improve the applicability of screwdriver,
In the market and there is a kind of combined screwdriver, common form is formed using a knife handle and several cutter heads, shape
At a whole set of combination tool, since the quantity of cutter head is more, it is therefore desirable to which carrying can place the tool for indulging more driver bits
Box or screwdriver box, but the occupied space of the box body is larger, it is not readily portable.
Chinese patent CN107855973A discloses a kind of combination screw driver, and the combination screw driver is although easy to carry, but
Its length for being unable to regulation handle, practicability is poor, may be because of operating environment when people are during using screwdriver
The influence of situation, neighbouring barrier may interfere with the use of screwdriver, at this point, just needing the length of adjusting screw knife handle
Carry out operation.Therefore, existing screwdriver is also wait there is improved space.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of screwdriver, the screwdriver by
Dismountable cutting ferrule cylinder is set between connector and tail end cover to adjust the length of handle, facilitates and realizes that the handle of screwdriver is quick
Dismantling and installation, to meet the joint number for increasing according to the service condition of screwdriver handle or the joint number for reducing handle, from
And the length of handle being adjusted, and then realize use of the screwdriver under different operating environment, usability is stronger；By in cutting ferrule cylinder
The accommodating cavity of setting is convenient to the placement of cutter head, saves space, easy to carry, is easy to use.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of screwdriver, including handle, the handle include the connector connecting with knife bar and are arranged in the connection
The tail end cover of part end direction is provided with several for adjusting the card of the length of the handle between the connector and tail end cover
Sleeve is additionally provided with the accommodating cavity for placing cutter head in the cutting ferrule cylinder.
Preferentially, the accommodating cavity for placing cutter head is also equipped in the tail end cover.
Preferentially, the knife bar is fixed in the handle, and the knife bar is provided with far from the end of the handle one end and is used for
The clamping portion of the cutter head is installed.
Preferentially, the accommodating cavity is provided with several, and several accommodating cavities are disposed as hexagon, and the accommodating cavity is in
" honeycombed " arrangement.
Preferentially, the connector is arranged at intervals with several circumferentially distributed slots, two institutes far from one end inner wall of knife bar
State it is circumferentially arranged between slot have protrusion, the cutting ferrule cylinder or tail end cover are correspondingly arranged on the inserted block with the slot grafting,
It is provided with locating piece between two inserted blocks, is offered on the locating piece for the recess with the male cooperation.
Preferentially, it is provided with connector set on the connector, cutting ferrule cylinder set is provided on each cutting ferrule cylinder, it is described
Connector, cutting ferrule cylinder surface be provided with several convex blocks, the connector set, cutting ferrule cylinder put on accordingly offer with it is rectangular convex
The square groove that block card is matched.
Preferentially, tail end cover set is additionally provided on the tail end cover, what the connector set, cutting ferrule cylinder set and tail end cover covered
Outer surface offers several rectangular bars along axial direction.
Preferentially, the outer surface of the connector, tail end cover and cutting ferrule cylinder circumferentially offers strip recess, the connector
The inner wall of set, cutting ferrule cylinder set and tail end cover set is correspondingly provided with the strip convex block with strip recess cooperation.
Preferentially, the cross sectional shape of the tip section of the cutter head, the section of clamping portion and accommodating cavity is identical.
Preferentially, the clamping portion and the end of cutter head are provided with magnet；The knife bar is made of chrome-vanadium steel, described
Cutter head is made of high-speed steel.
Compared with prior art, the utility model has the beneficial effects that:
1. the utility model has the advantages of simple structure, easy to use, cutter head, adaptability model can be selected according to different screws
The accommodating cavity being internally provided with for placing cutter head that is wide, and passing through cutting ferrule cylinder is enclosed, the placement of cutter head is convenient to, prevents cutter head
It loses, and occupied space is smaller, it is easy to carry.
2. the utility model adjusts the length of handle by being provided with dismountable cutting ferrule cylinder between connector and tail end cover
It is short, realize that the handle of screwdriver is quickly disassembled and installed, to meet the section for increasing handle according to the service condition of screwdriver
Number or the joint number for reducing handle so as to adjust the length of handle, and then realize use of the screwdriver under different operating environment,
Usability is stronger.
Detailed description of the invention
Fig. 1 is the handle configuration schematic diagram of the utility model；
Fig. 2 is the handle portion configuration schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of the utility model；
Fig. 4 is the schematic cross-section of the utility model；
Fig. 5 is the schematic diagram of internal structure of the utility model；
Fig. 6 is the structural schematic diagram of the utility model cutting ferrule cylinder；
Fig. 7 is the front view of the utility model cutting ferrule cylinder；
Fig. 8 is the structural schematic diagram of the utility model tail end cover；
Fig. 9 is the front view of the utility model tail end cover；
Figure 10 is the structural schematic diagram of the utility model connector set；
Figure 11 is the structural schematic diagram of the utility model cutting ferrule cylinder set；
Figure 12 is the structural schematic diagram of the utility model tail end cover set.
In figure: 10, knife bar；20, connector；30, cutting ferrule cylinder；40, tail end cover；50, square groove；60, accommodating cavity；80, long
Rectangular item；90, strip convex block；100, clamping portion；110, bumping square；120, strip is recessed；130, slot；140, raised；
150, inserted block；160, locating piece；170, it is recessed；200, connector set；234, handle；300, cutting ferrule cylinder set；400, tail end cover set.
Specific embodiment
In the following, doing preferential description to the utility model in conjunction with attached drawing and specific embodiment, it should be noted that
Under the premise of not colliding, new reality can be formed between various embodiments described below or between each technical characteristic in any combination
Apply example.
Embodiment:
Referring to Fig. 1-Figure 12, the utility model relates to a kind of screwdriver, including handle 234, the handle 234 include with
The connector 20 of the connection of knife bar 10 and the tail end cover 40 that 20 end direction of connector is set, the connector 20 and tail
It is provided with the cutting ferrule cylinder 30 of several length for being used to adjust the handle 234 between end cap 40, is additionally provided in the cutting ferrule cylinder 30
For placing the accommodating cavity 60 of cutter head.Increase the section of handle according to the service condition of screwdriver by the setting of cutting ferrule cylinder 30
Number or the joint number for reducing handle so as to adjust the length of handle, and then realize screwdriver not so as to adjust the length of handle
With the use under operating environment, usability is stronger.In order to which more different types of cutter heads can be placed, it may be preferable that the tail end
The accommodating cavity 60 for placing cutter head is also equipped in lid 40, accommodating cavity 60 can place different types of cutter head, as "-" type,
Cross, rice font, blossom type, star-like etc. keep its applicability stronger to meet screwdriver according to use the case where operation.It can be with
Understand, cutting ferrule cylinder 30 and the connection structure of cutting ferrule cylinder 30 are with connector 20 as the connection structure of cutting ferrule cylinder 30.
Referring to Fig. 3, it may be preferable that the knife bar 10 is fixed in the handle 234, and the knife bar 10 is far from the handle 234 1
The end at end is provided with the clamping portion 100 for installing the cutter head.
Referring to fig. 4-5, in order to save space, more different types of cutter heads can be placed, it may be preferable that the accommodating cavity 60
It is provided with several, several accommodating cavities 60 are disposed as hexagon, and the accommodating cavity 60 is arranged in " honeycombed ".Further
The cross sectional shape on ground, the tip section of the cutter head, the section of clamping portion 100 and accommodating cavity 60 is identical, is hexagon.Such as
This, using the identical section of shape, accommodating cavity 60 can be oriented to cutter head, be limited, and be arranged in cutter head fitly described
In accommodating cavity.It is appreciated that when using screwdriver, it can be according to different screws, to select different cutter heads to install to knife
On the clamping portion 100 of bar 10, to expand the adaptation range of screwdriver, while by fast quick-detach tail end cover 40, it can incite somebody to action
Temporary unused cutter head is placed in accommodating cavity 60.It is understood that due to the knife for the placement of accommodating cavity 60 being arranged on tail end cover 40
It is limited, it can also carry out placing remaining cutter head by fast quick-detach cutting ferrule cylinder 30, thus it is user-friendly, it prevents
The loss of cutter head does not need to carry instrument cases placement cutter head, and occupied space is smaller, is convenient for carrying.
Referring to Fig. 1-2, it may be preferable that the connector 20 is arranged at intervals with several circumferential directions point far from one end inner wall of knife bar 10
The slot 130 of cloth, circumferentially arranged between two slots 130 to have protrusion 140, the cutting ferrule cylinder 30 or the correspondence of tail end cover 40 are set
It is equipped with the inserted block 150 with 130 grafting of slot, locating piece 160, the locating piece 160 are provided between two inserted blocks 150
On offer for it is described it is raised 140 cooperation recess 170.Pass through inserted block 150 between the connector 20 and cutting ferrule cylinder 30
It is fastenedly connected with mating and raised the 140 of slot 130 with the limit of recess 170.It is appreciated that tail end cover 40 and card
The connection structure of sleeve 30 or connector 20 is with connector 20 as the connection structure of cutting ferrule cylinder 30.Pass through connector 20 and tail
End cap 40 is mating with cutting ferrule cylinder 30, convenient for users to carrying out handle quick according to the service condition of screwdriver
It installs or removes to increase the joint number of handle or reduce the joint number of handle, it is different to meet so as to adjust the length of handle
Operating environment, and then keep the practicability of screwdriver stronger.
Referring to Fig. 3-12, it may be preferable that connector set 200 is provided on the connector 20, on each cutting ferrule cylinder 30
Be provided with cutting ferrule cylinder set 300, the connector 20, cutting ferrule cylinder 30 surface be provided with several bumping squares 110, the connector
It is accordingly offered on set 200, cutting ferrule cylinder set 300 and blocks the square groove 50 matched with bumping square 110.It should be appreciated that need into
When row disassembly tail end cover 40 or cutting ferrule cylinder 30, tail end cover 40 is rotated, passes through the inserted block 150 and cutting ferrule cylinder being arranged on tail end cover 40
30 or connector 20 on the slot 130 that is arranged misplace, the locating piece 160 on tail end cover 40 turns in slot 130, makes
The recess 170 being arranged on locating piece 160 is disconnected the protrusion 140 being arranged on part 20 or cutting ferrule cylinder 30, to realize tail end cover
40 disassembly.It recycles the cooperation of bumping square 110 and square groove 50 to realize that cutting ferrule cylinder covers 300 rotations with cutting ferrule cylinder 30, leads to
It crosses the slot 130 being arranged on the inserted block 150 and connector 20 being arranged on cutting ferrule cylinder 30 to misplace, the locating piece on cutting ferrule cylinder 30
160 turn in the slot 130 of connector 20, and the recess 170 on locating piece 160 is made to be disconnected the protrusion being arranged on part 20
140, to realize the disassembly of cutting ferrule cylinder 30.
Referring to Figure 10-12, it may be preferable that it is additionally provided with tail end cover set 400 on the tail end cover 40, connector set 200,
The outer surface of cutting ferrule cylinder set 300 and tail end cover set 400 offers several rectangular bars 80 along axial direction.The setting of rectangular bars 80
The frictional force in order to enhance people when using screwdriver, prevent using when skid, to improve working efficiency.
Referring to Fig. 6-12, it may be preferable that the outer surface of the connector 20, tail end cover 40 and cutting ferrule cylinder 30 is provided with strip
The inner wall of recess 120, the connector set 200, cutting ferrule cylinder set 300 and tail end cover set 400 is correspondingly provided with and the length
The strip convex block 90 of 120 cooperation of item recess puts on the length of setting by the strip recess 120 and connector that are arranged on connector 20
Convex block 90 is cooperated, and realizes inlaying for connector set and connector；Similarly, the cutting ferrule cylinder set 300 and cutting ferrule cylinder 30
Inlay be also by the strip convex block 90 that is arranged on cutting ferrule cylinder set 300 and the strip being arranged on the cutting ferrule cylinder 30 recess 120 into
Row cooperation is realized；The tail end cover set 400 is also to cover the strip being arranged on 400 by tail end cover with inlaying for the tail end cover 40
The strip recess 120 being arranged on convex block 90 and the tail end cover carries out cooperation realization.
Preferentially, the clamping portion 100 and the end of cutter head are provided with magnet, and the knife bar 10 uses chrome alum steel
At the cutter head is made of high-speed steel.Using the material of magnet, can enable cutter head more reliably with the clamping of knife handle
Portion 100 is fixed, avoids falling for cutter head in use；Knife bar 10 is made of chrome-vanadium steel, and chrome-vanadium steel has resistance to well
Mill property；Cutter head is made of high-speed steel, and high-speed steel has high rigidity, high-wearing feature and high-fire resistance, to increase screwdriver
Service life.
Working principle of the utility model is:
When in use, it is placed in several in accommodating cavity 60 with the different types of cutter head of same specification, according to operation
Service condition selects corresponding type cutter head to be connected to the clamping portion 100 of knife handle, since clamping portion 100 and the end of cutter head are equal
It is provided with magnet, using the material of magnet, keeps cutter head relatively reliable and is clamped with the clamping portion 100 of knife bar；It is regarded as industry
When environment replaces different cutter heads if desired, or the length for needing to adjust handle is in short-term, then by rotation tail end cover 40, passes through tail
The inserted block 150 being arranged on end cap 40 and the slot 130 being arranged on connector 20 or cutting ferrule cylinder 30 misplace, on tail end cover 40
Locating piece 160 turn in slot 130, so that the recess being arranged on locating piece 160 170 is disconnected part 20 or cutting ferrule cylinder 30
The protrusion 140 of upper setting, to realize the disassembly of tail end cover 40.When needing to increase or reducing the joint number of handle, recycling side
The cooperation of shape convex block 110 and square groove 50 realizes that cutting ferrule cylinder covers 300 rotations with cutting ferrule cylinder 30, passes through the inserted block on cutting ferrule cylinder 30
150 misplace with the slot 130 being arranged on connector 20 or cutting ferrule cylinder 30, and the locating piece 160 on cutting ferrule cylinder 30 turns to
Connector 20 perhaps 130 makes the recess 170 on locating piece 160 be disconnected part 20 or cutting ferrule cylinder in the slot of cutting ferrule cylinder 30
The protrusion 140 being arranged on 30, to realize the disassembly of cutting ferrule cylinder 30.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of screwdriver, including handle, the handle includes the connector connecting with knife bar and is arranged in the connector
The tail end cover of end direction, it is characterised in that: be provided between the connector and tail end cover several for adjusting the handle
Length cutting ferrule cylinder, the accommodating cavity for placing cutter head is additionally provided in the cutting ferrule cylinder.
2. a kind of screwdriver as described in claim 1, it is characterised in that: be also equipped in the tail end cover for placing cutter head
Accommodating cavity.
3. a kind of screwdriver as described in claim 1, it is characterised in that: the knife bar is fixed in the handle, the knife bar
End far from the handle one end is provided with the clamping portion for installing the cutter head.
4. a kind of screwdriver as claimed in claim 2, it is characterised in that: the accommodating cavity is provided with several, several appearances
It sets chamber and is disposed as hexagon, the accommodating cavity is arranged in " honeycombed ".
5. a kind of screwdriver as described in claim 1, it is characterised in that: one end inner wall interval of the connector far from knife bar
It is provided with several circumferentially distributed slots, it is circumferentially arranged between two slots to have protrusion, the cutting ferrule cylinder or tail end cover pair
It should be provided with the inserted block with the slot grafting, locating piece is provided between two inserted blocks, is opened up on the locating piece useful
In the recess with the male cooperation.
6. a kind of screwdriver as claimed in claim 5, it is characterised in that: connector set is provided on the connector, it is each
Be provided with cutting ferrule cylinder set on the cutting ferrule cylinder, the connector, cutting ferrule cylinder surface be provided with several bumping squares, the connection
Part set, cutting ferrule cylinder put on the square groove for accordingly offering and matching with bumping square card.
7. a kind of screwdriver as described in claim 1 or 6, it is characterised in that: tail end cover set is additionally provided on the tail end cover,
The outer surface of the connector set, cutting ferrule cylinder set and tail end cover set offers several rectangular bars along axial direction.
8. a kind of screwdriver as claimed in claim 7, it is characterised in that: the appearance of the connector, tail end cover and cutting ferrule cylinder
Face circumferentially offers strip recess, and the inner wall of the connector set, cutting ferrule cylinder set and tail end cover set is correspondingly provided with and institute
State the strip convex block of strip recess cooperation.
9. a kind of screwdriver as described in claim 1, it is characterised in that: the tip section of the cutter head, clamping portion section
And the cross sectional shape of accommodating cavity is identical.
10. a kind of screwdriver as claimed in claim 3, it is characterised in that: the clamping portion and the end of cutter head are provided with
Magnet；The knife bar is made of chrome-vanadium steel, and the cutter head is made of high-speed steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821731035.2U CN209520820U (en) | 2018-10-24 | 2018-10-24 | A kind of screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821731035.2U CN209520820U (en) | 2018-10-24 | 2018-10-24 | A kind of screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209520820U true CN209520820U (en) | 2019-10-22 |
Family
ID=68211366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821731035.2U Expired - Fee Related CN209520820U (en) | 2018-10-24 | 2018-10-24 | A kind of screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209520820U (en) |
-
2018
- 2018-10-24 CN CN201821731035.2U patent/CN209520820U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191022 Termination date: 20211024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |