CN209256794U - A kind of screwdriver - Google Patents
A kind of screwdriver Download PDFInfo
- Publication number
- CN209256794U CN209256794U CN201821502625.8U CN201821502625U CN209256794U CN 209256794 U CN209256794 U CN 209256794U CN 201821502625 U CN201821502625 U CN 201821502625U CN 209256794 U CN209256794 U CN 209256794U
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- CN
- China
- Prior art keywords
- cutter head
- fixing seat
- head fixing
- elastic component
- locking cap
- 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.)
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Abstract
The utility model relates to screwdriver manufacturing technology fields, and in particular to a kind of screwdriver.Screwdriver, including knife handle, the cutter head fixing seat for installing cutter head, cutter head fixing seat one end is mounted on knife handle, the other end is equipped with the mounting hole for installing cutter head, it further include locking cap and anti-falling piece, anti-falling piece includes being mounted on knife handle or mounting portion and one end connection mounting portion in cutter head fixing seat, the elastic component of other end stretching cutter head fixing seat end；Locking cap is sheathed on outside the cutter head fixing seat and anti-falling piece, and it is mobile towards the axis of mounting hole to can extrude one end that the elastic component makes elastic component stretch out cutter head fixing seat.Pass through setting locking cap and anti-falling piece, anti-falling piece includes the mounting portion that one end is mounted on knife handle or cutter head fixing seat, and stretch out the elastic component of cutter head fixing seat end, locking cap can extrude the elastic component and elastic component made to stretch out one end of cutter head fixing seat towards the axis movement of mounting hole, achieve the purpose that fixed cutter head.
Description
Technical field
The utility model relates to screwdriver manufacturing technology fields, and in particular to a kind of screwdriver.
Background technique
Screwdriver is an essential tool in our daily life and working, in the construction process,
Due to construction site, environment, equipment fault, screw size etc., it often will appear screw falling off during the fastening process, thus
The hidden danger such as line fault are caused, simultaneously because screw structural shape (common are Philip's head screw, a word screw, rice word screw, T
Type (Quincunx screw), H-type (hexagonal)) difference, a large amount of different types of screwdrivers need to be carried.
Now occurred that the screwdriver of cutter head can be replaced in the market, but outdoors when, knife handle and cutter head installation it is not tight
Secret emissary's cutter head is easily lost, and is influenced screwdriver and is continued to use.
Utility model content
The technical problem to be solved by the present invention is to, in view of the above drawbacks of the prior art, a kind of screwdriver is provided,
The defect for overcoming the driver bit of existing replaceable bit to be easily lost.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of screwdriver, including knife handle, use
In the cutter head fixing seat of installation cutter head, cutter head fixing seat one end is mounted on knife handle, and the other end is equipped with for installing cutter head
Mounting hole, further include locking cap and anti-falling piece, the anti-falling piece includes the mounting portion being mounted in knife handle or cutter head fixing seat
And one end connects the mounting portion, the other end stretches out the elastic component of cutter head fixing seat end；The locking cap is sheathed on described
Outside cutter head fixing seat and anti-falling piece, and it can extrude one end direction peace that the elastic component makes elastic component stretch out cutter head fixing seat
The axis for filling hole is mobile.
The still more preferably scheme of the utility model is: one end that the elastic component stretches out cutter head fixing seat end is equipped with
Towards the limit fastener of mounting hole side.
The still more preferably scheme of the utility model is: the elastic component is equipped with the card towards locking cap side protrusion
Bit slice, the locking cap is interior to be equipped with detent platform, and the detent piece mutually stops with detent platform, to limit locking cap abjection.
The still more preferably scheme of the utility model is: is also provided on the elastic component for accommodating the logical of detent piece
Hole.
The still more preferably scheme of the utility model is: the mounting portion includes buckle, is set in the cutter head fixing seat
There is the first groove for accommodating buckle, the buckle is detachably arranged in the first groove.
The still more preferably scheme of the utility model is: the locking cap and the detachable company of cutter head fixing seat
It connecing, the cutter head fixing seat is equipped with the second groove for accommodating elastic component, when the locking cap is connect with cutter head fixing seat,
Elastic component is pressed into the second groove by locking cap.
The still more preferably scheme of the utility model is: the cutter head fixing seat is equipped with external screw thread, the locking cap
Interior to be equipped with internal screw thread, second groove one end is connected to first groove, and the other end is through the external screw thread and extends to knife
Head fixing seat end, the internal screw thread is in the second groove location against elastic component.
The still more preferably scheme of the utility model is: the screwdriver further includes being removably connected in mounting hole
Cutter head offers the card slot with limit fastener cooperation, when the locking cap is connect with cutter head fixing seat, the limit on the cutter head
Position is caught in the card slot.
The still more preferably scheme of the utility model is: the screwdriver further include on for adsorbing the magnet of cutter head,
The magnet is mounted on the bottom of mounting hole.
The beneficial effects of the utility model are, by setting locking cap and anti-falling piece, the anti-falling piece includes one end peace
Mounted in knife handle or the mounting portion of cutter head fixing seat, and the elastic component of cutter head fixing seat end is stretched out, the locking cap is extrudable
One end that the elastic component makes elastic component stretch out cutter head fixing seat is mobile towards the axis of mounting hole, has reached fixed cutter head
Purpose.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the structural schematic diagram of the utility model screwdriver；
Fig. 2 is another structural schematic diagram of the utility model screwdriver；
Fig. 3 is the structural schematic diagram of the utility model screwdriver elastic component.
Specific embodiment
Now in conjunction with attached drawing, elaborate to the preferred embodiment of the utility model.
As shown in Figure 1, 2, 3, a kind of screwdriver of the utility model, including knife handle 10, the cutter head for installing cutter head 20
Fixing seat 30, described 30 one end of cutter head fixing seat are mounted on knife handle 10, and the other end is equipped with the mounting hole for installing cutter head 20,
It further include locking cap 40 and anti-falling piece 50, the anti-falling piece 50 includes the mounting portion being mounted in knife handle 10 or cutter head fixing seat 30
51 and one end connect the mounting portion 51, the other end stretches out the elastic component 52 of 30 end of cutter head fixing seat；The locking cap 40
It is sheathed on outside the cutter head fixing seat 30 and anti-falling piece 50, and can extrude the elastic component 52 and elastic component 52 is made to stretch out cutter head
The axis of one end of fixing seat 30 towards mounting hole is mobile.By setting locking cap 40 and anti-falling piece 50, the anti-falling piece 50 is wrapped
The mounting portion 51 that one end is mounted on knife handle 10 or cutter head fixing seat 30 is included, and stretches out the elastic component of 30 end of cutter head fixing seat
52, the locking cap 40 can extrude the elastic component 52 and make one end of the stretching cutter head fixing seat 30 of elastic component 52 towards mounting hole
Axis it is mobile, achieved the purpose that fixed cutter head 20.
As shown in Figure 2,3, one end that the elastic component 52 stretches out 30 end of cutter head fixing seat is equipped with towards mounting hole side
Limit fastener 53.Locking cap 40 squeeze 52 elastic deformation of elastic component, limit fastener 53 close to mounting hole axis, by cutter head 20
It is fixed.
As shown in Figure 2,3, the elastic component 52 is equipped with the detent piece 54 towards 40 side of locking cap protrusion, the locking
Detent platform 41 is equipped in cap 40, the detent piece 54 mutually stops with detent platform 41, to limit the abjection of locking cap 40.When disassembly is locked
When tight cap 40, locking cap 40 unclamps elastic component 52, and elastic component 52 is made to restore elastic deformation, and 54 clamping detent platform 41 of detent piece makes
It obtains locking cap 40 to dally on screwdriver handle 10, to not fall down.It is also provided on the elastic component 52 for accommodating card
The through-hole 55 of bit slice 54, when not using elastic component 52, detent piece 54 convenient for collecting is easy to carry.
As shown in Figure 2,3, the mounting portion 51 includes buckle, and the cutter head fixing seat 30 is equipped with for accommodating buckle
First groove, the buckle are detachably arranged in the first groove.In the present embodiment, the shape of the buckle is C-shaped,
Buckle is removably fastened in the first groove, when 52 elastic force of elastic component is inadequate, is convenient for changing elastic component 52.
As shown in Figure 1, 2, the locking cap 40 and 30 detachable connection of cutter head fixing seat, the cutter head fixing seat
30 are equipped with the second groove 31 for accommodating elastic component 52, when the locking cap 40 is connect with cutter head fixing seat 30, locking cap
30 are pressed into elastic component 52 in second groove 31.Cutter head fixing seat 30 is connected through a screw thread with knife handle 10, when installation locking cap 40,
Elastic component 52 is pressed into the second groove 31, makes the limit fastener 53 of elastic component 52 closer to cutter head 20, while can also save
Save the occupied space of elastic component 52.The cutter head fixing seat 30 is equipped with external screw thread, is equipped with internal screw thread, institute in the locking cap 40
It states 31 one end of the second groove and is connected to first groove, the other end is through the external screw thread and extends to 30 end of cutter head fixing seat
Portion, the internal screw thread is in 31 position of the second groove against elastic component 52.Locking cap 40 is connect by screw thread with cutter head fixing seat 30,
Elastic component 52 is pressed into inside the second groove 31 by locking cap 40, is conducive to being threadedly engaged for locking cap 40 and cutter head fixing seat 30.
As shown in Figure 1, 2, the screwdriver further includes the cutter head 20 being removably connected in mounting hole, on the cutter head 20
Offer the card slot 21 cooperated with limit fastener 53, when the locking cap 40 is connect with cutter head fixing seat 30, the limit fastener
53 are caught in the card slot 21.Cutter head 20 is equipped with card slot 21, and card slot 21 and elastic component 52 cooperate, and makes elastic component 52 to cutter head 20
Fixed function is stronger, is not easy to fall.The screwdriver further include on for adsorbing the magnet 32 of cutter head 20, the magnet 32 is installed
In the bottom of mounting hole.The end of cutter head fixing seat 30 is equipped with a step, and when using screwdriver, magnet 32 is first mounted on knife
In head fixing seat 30, cutter head fixing seat 30 is connect with the screw boss 11 of knife handle 10 later, step is matched with screw boss 11
Closing installation with the position of fixed magnet 34, can avoid the position of magnet 34 mobile, meanwhile, magnet 34 can carry out again cutter head 20
Secondary fixation avoids cutter head 20 from falling.
As shown in Figure 1, 2, 3, when using screwdriver, cutter head fixing seat 30 is mounted on knife handle 10, when installation locking cap
When 40, an inclined-plane 42 of locking cap 40 is close and pushes anti-falling piece 50, makes anti-falling piece 50 that elastic deformation occur, while making to limit
Buckle 53 makes limit fastener 53 enter the second groove 31, plays the role of fixed cutter head 20 to axe movement.Unclamping locking cap 40
When, locking cap 40 is far from anti-falling piece 50, and the inclined-plane 42 of locking cap 40 is far from limit fastener 53, and anti-falling piece 50 restores original structure, together
When, the detent platform 41 on detent piece 54 and locking cap 40 on anti-falling piece 50 mutually stops, clamping locking cap 40, and then limits lock
Tight cap 40 falls off.
It should be understood that above embodiments are only to illustrate the technical solution of the utility model, it is rather than its limitations, right
For those skilled in the art, it can modify to technical solution illustrated in the above embodiments, or to part of skill
Art feature is equivalently replaced；And all such modifications and replacement, it all should belong to the protection of the appended claims for the utility model
Range.
Claims (9)
1. a kind of screwdriver, including knife handle, the cutter head fixing seat for installing cutter head, cutter head fixing seat one end is mounted on knife
On handle, the other end is equipped with the mounting hole for installing cutter head, it is characterised in that: further includes locking cap and anti-falling piece, the anticreep
Part includes being mounted on knife handle or mounting portion and one end connection mounting portion in cutter head fixing seat, and it is solid that the other end stretches out cutter head
The elastic component of reservation end；The locking cap is sheathed on outside the cutter head fixing seat and anti-falling piece, and can extrude the elasticity
One end that part makes elastic component stretch out cutter head fixing seat is mobile towards the axis of mounting hole.
2. screwdriver according to claim 1, it is characterised in that: the elastic component stretches out one end of cutter head fixing seat end
Equipped with the limit fastener towards mounting hole side.
3. screwdriver according to claim 2, it is characterised in that: the elastic component is equipped with towards locking cap side protrusion
Detent piece, detent platform is equipped in the locking cap, the detent piece mutually stops with detent platform, to limit locking cap.
4. screwdriver according to claim 3, it is characterised in that: be also provided on the elastic component for accommodating detent piece
Through-hole.
5. screwdriver according to claim 4, it is characterised in that: the mounting portion includes buckle, the cutter head fixing seat
It is equipped with the first groove for accommodating buckle, the buckle is detachably arranged in the first groove.
6. screwdriver according to claim 5, it is characterised in that: the locking cap and the cutter head fixing seat are detachable
Connection, the cutter head fixing seat are equipped with the second groove for accommodating elastic component, and the locking cap is connect with cutter head fixing seat
When, elastic component is pressed into the second groove by locking cap.
7. screwdriver according to claim 6, it is characterised in that: the cutter head fixing seat is equipped with external screw thread, the lock
Internal screw thread is equipped in tight cap, second groove one end is connected to first groove, and the other end is through the external screw thread and extends
To cutter head fixing seat end, the internal screw thread is in the second groove location against elastic component.
8. screwdriver according to claim 7, it is characterised in that: the screwdriver further includes being removably connected to mounting hole
Interior cutter head offers the card slot with limit fastener cooperation, when the locking cap is connect with cutter head fixing seat, institute on the cutter head
It states limit fastener and is caught in the card slot.
9. screwdriver according to claim 8, it is characterised in that: the screwdriver further include on for adsorbing the magnetic of cutter head
Iron, the magnet are mounted on the bottom of mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502625.8U CN209256794U (en) | 2018-09-14 | 2018-09-14 | A kind of screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502625.8U CN209256794U (en) | 2018-09-14 | 2018-09-14 | A kind of screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209256794U true CN209256794U (en) | 2019-08-16 |
Family
ID=67552031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821502625.8U Active CN209256794U (en) | 2018-09-14 | 2018-09-14 | A kind of screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209256794U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936328A (en) * | 2019-12-06 | 2020-03-31 | 北京自动化控制设备研究所 | Auxiliary tool and device for fastening and disassembling screw in narrow space |
| CN114536279A (en) * | 2021-12-23 | 2022-05-27 | 李建刚 | Magnetic sleeve |
-
2018
- 2018-09-14 CN CN201821502625.8U patent/CN209256794U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936328A (en) * | 2019-12-06 | 2020-03-31 | 北京自动化控制设备研究所 | Auxiliary tool and device for fastening and disassembling screw in narrow space |
| CN114536279A (en) * | 2021-12-23 | 2022-05-27 | 李建刚 | Magnetic sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 2 / F and 3 / F, west side of building a, Xinghong science and Technology Park, 111 Reservoir Road, fenghuanggang community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen langheng Lighting Technology Co.,Ltd. Address before: 518000 Eighth Floor, 2 Chunggu Building, Meisheng Huigu Science Park, 83 Dabao Road, 33 Shanghe Community, Baoan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN LANGHENG ELECTRICAL Co.,Ltd. |
|
| CP03 | Change of name, title or address |