CN209273313U - A kind of Telescopic screwdriver - Google Patents
A kind of Telescopic screwdriver Download PDFInfo
- Publication number
- CN209273313U CN209273313U CN201821664729.9U CN201821664729U CN209273313U CN 209273313 U CN209273313 U CN 209273313U CN 201821664729 U CN201821664729 U CN 201821664729U CN 209273313 U CN209273313 U CN 209273313U
- Authority
- CN
- China
- Prior art keywords
- mobile jib
- screwdriver
- screwdriver mobile
- screw
- handle
- 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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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a kind of Telescopic screwdriver, including link together screwdriver mobile jib, screw driver handle and there is ferromagnetic driver bit.One end of screw driver handle is equipped with handle end cap, interior to be equipped with threaded hole;Screwdriver mobile jib includes the first, second, third screwdriver mobile jib;The inside of first screwdriver mobile jib and the second screwdriver mobile jib is equipped with containing cavities;One end of first screwdriver mobile jib is connected with screw driver handle, and the other end is connected with the second screwdriver mobile jib, which is connected with third screwdriver mobile jib;One end of third screwdriver mobile jib is equipped with driver bit mounting hole, is equipped with driver bit in the driver bit mounting hole;It is respectively equipped with spring on second screwdriver mobile jib and third screwdriver mobile jib, the end of the spring is connected with collision bead pin;Limit hole corresponding with collision bead pin is respectively equipped on first screwdriver mobile jib and the second screwdriver mobile jib.Utility model works are high-efficient, can adapt to the operating environment of different spaces size.
Description
Technical field
The utility model relates to a kind of hardware tools, more particularly, to a kind of Telescopic screwdriver.
Background technique
Currently, staff when operation, needs frequently more in different size of space in order to adapt to different operating environment
The screwdriver for changing different length not only bad for the raising of working efficiency, but also needs to carry the screw of a large amount of different lengths
Knife can also can not carry out activity due to the length of screwdriver is unsatisfactory for requirement sometimes.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of reduction operation difficulty, improve stretching for working efficiency
Contracting screwdriver.
To solve the above problems, a kind of Telescopic screwdriver described in the utility model, including the screw to link together
Knife mobile jib, screw driver handle and have ferromagnetic driver bit;One end of the screw driver handle is equipped with handle end cap, in
Equipped with threaded hole, it is characterised in that: the screwdriver mobile jib includes the first screwdriver mobile jib, the second screwdriver mobile jib, third spiral shell
Silk knife mobile jib;The inside of the first screwdriver mobile jib and the second screwdriver mobile jib is equipped with containing cavities;First spiral shell
One end of silk knife mobile jib is connected with the screw driver handle, and the other end is connected with the second screwdriver mobile jib, second spiral shell
Silk knife mobile jib is connected with the third screwdriver mobile jib;One end of the third screwdriver mobile jib is equipped with driver bit mounting hole,
The driver bit is equipped in the driver bit mounting hole;Divide on the second screwdriver mobile jib and the third screwdriver mobile jib
Not She You spring, the end of the spring is connected with collision bead pin;Divide on the first screwdriver mobile jib and the second screwdriver mobile jib
It She You not limit hole corresponding with the collision bead pin.
The handle end cap is connected through a screw thread with the screw driver handle.
One end of the first screwdriver mobile jib is connected by active screw with the threaded hole, the threaded hole and described the
The joint of one screwdriver mobile jib is equipped with the first limiting device that inner cavity is in regular hexagon.
The second screwdriver mobile jib is plugged in the containing cavities of the first screwdriver mobile jib, the second screwdriver mobile jib
Containing cavities in be plugged with the third screwdriver mobile jib.
Be connected on the first screwdriver mobile jib with the second screwdriver mobile jib one end, the second screwdriver mobile jib
The upper one end that is connected with the third screwdriver mobile jib is respectively equipped with the second limiting device that inner cavity is in regular hexagon.
Be connected on the second screwdriver mobile jib with the first screwdriver mobile jib one end, the third screwdriver mobile jib
The upper one end that is connected with the second screwdriver mobile jib is respectively equipped with third limiting device.
The end of the collision bead pin matches with the limit hole.
The third screwdriver mobile jib and the driver bit one end that is connected with the third screwdriver mobile jib are in just
Hexagon.
Compared with the prior art, the utility model has the following advantages:
1, screwdriver mobile jib includes the first screwdriver mobile jib being plugged in together, the second screwdriver master in the utility model
Bar, third screwdriver mobile jib, and the inside of the first screwdriver mobile jib and the second screwdriver mobile jib is equipped with containing cavities, therefore, energy
Enough operating environments that different spaces size is adapted to according to actual needs adjusting screw knife length, reduce operation difficulty, Jin Erti
High working efficiency.
2, driver bit has ferromagnetism in the utility model, and replacement is convenient, and screw needed for adsorbable operation.
3, in the utility model driver bit be replaced by the different types such as a word, cross, star, ▲ type, interior hexagonal with
And various sizes of driver bit, staff do not need to carry the screwdriver of a large amount of different length, reduce staff
Carrying tool quantity.
4, the utility model structure is simple, easy to operate, and low cost, space occupied is small, application easy to spread.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the cross-sectional view of screw driver handle in the utility model.
Fig. 3 is the first screwdriver mobile jib and the second screwdriver mobile jib and the second screwdriver mobile jib and third in the utility model
Cross-sectional view (the first screwdriver mobile jib and the second screwdriver mobile jib and the second screwdriver of the limiting device of screwdriver mobile jib junction
Mobile jib is identical as the limit device structure of third screwdriver mobile jib junction).
Fig. 4 is that collision bead pin is acted on by the elastic force of spring thereafter and popped up in the utility model, shuts section view when limit hole
Figure.
Fig. 5 is when driver bit is plugged in the driver bit mounting hole of third screwdriver mobile jib one end in the utility model
Cross-sectional view.
In figure: 1-driver bit;2-third screwdriver mobile jibs;3-the second screwdriver mobile jib;4-the first screwdriver master
Bar;5-screw driver handles;6-handle end caps;7-threaded holes;8-the first limiting device;9-active screws;10-the second limit
Position device;11-third limiting devices;12-collision bead pins;13-limit holes;14-driver bit mounting holes.
Specific embodiment
As shown in Fig. 1 ~ 5, a kind of Telescopic screwdriver, including screwdriver mobile jib, 5 and of screw driver handle to link together
With ferromagnetic driver bit 1.One end of screw driver handle 5 is equipped with handle end cap 6, interior to be equipped with threaded hole 7;Screwdriver master
Bar includes the first screwdriver mobile jib 4, the second screwdriver mobile jib 3, third screwdriver mobile jib 2;First screwdriver mobile jib 4 and the second spiral shell
The inside of silk knife mobile jib 3 is equipped with containing cavities;One end of first screwdriver mobile jib 4 is connected with screw driver handle 5, the other end with
Second screwdriver mobile jib 3 is connected, which is connected with third screwdriver mobile jib 2;Third screwdriver mobile jib 2
One end is equipped with driver bit mounting hole 14, is equipped with driver bit 1 in the driver bit mounting hole 14;Second screwdriver mobile jib 3 with
It is respectively equipped with spring on third screwdriver mobile jib 2, the end of the spring is connected with collision bead pin 12;First screwdriver mobile jib 4 and second
Limit hole 13 corresponding with collision bead pin 12 is respectively equipped on screwdriver mobile jib 3.
Wherein: handle end cap 6 is connected through a screw thread with screw driver handle 5.
One end of first screwdriver mobile jib 4 is connected by active screw 9 with threaded hole 7, the threaded hole 7 and the first screwdriver
The joint of mobile jib 4 is equipped with the first limiting device 8 that inner cavity is in regular hexagon.
The second screwdriver mobile jib 3 is plugged in the containing cavities of first screwdriver mobile jib 4, the receipts of the second screwdriver mobile jib 3
It receives and intracavitary is plugged with third screwdriver mobile jib 2.
Be connected on first screwdriver mobile jib 4 with the second screwdriver mobile jib 3 one end, on the second screwdriver mobile jib 3 with third
Screwdriver mobile jib 2 be connected one end be respectively equipped with inner cavity be in regular hexagon the second limiting device 10.
Be connected on second screwdriver mobile jib 3 with the first screwdriver mobile jib 4 one end, on third screwdriver mobile jib 2 with second
The one end that is connected of screwdriver mobile jib 3 is respectively equipped with third limiting device 11.
The end of collision bead pin 12 matches with limit hole 13.
Third screwdriver mobile jib 2 and driver bit 1 one end that is connected with third screwdriver mobile jib 2 are in regular hexagon.
5 internal thread holes 7 of screw driver handle, active screw 9, the first screwdriver mobile jib 4, the second screwdriver mobile jib 3, third
Screwdriver mobile jib 2 and driver bit 1 are steel structure.
When needing the screwdriver using short length:
Second screwdriver mobile jib 3 is retracted to bottom with third screwdriver mobile jib 2, adjusts movable screw in threaded hole 7 at this time
The screwdriver for meeting and needing length can be obtained to close to 6 one end of handle end cap in nail 9.
When needing the screwdriver using long length:
1. the second screwdriver mobile jib 3 is retracted to bottom with third screwdriver mobile jib 2, activity in threaded hole 7 is adjusted at this time
The screwdriver of a long length can be obtained to close to 8 one end of the first limiting device in screw 9;
2. 11 meeting of third limiting device by the second screwdriver mobile jib 3 elongation to maximum length, on the second screwdriver mobile jib 3
It is limited by the second limiting device 10 in 4 containing cavities of the first screwdriver mobile jib and can not continue to extend, at this time the second screwdriver
Collision bead pin 12 on mobile jib 3 can be directed at the limit hole 13 on the first screwdriver mobile jib 4 just.Bullet of the collision bead pin 12 by spring thereafter
Power is acted on and is popped up, and is shut limit hole 13, is achieved the purpose that limit.Active screw 9 is adjusted in threaded hole 7 to suitable position,
One longer length of this Telescopic screwdriver can be obtained;
3. step 2. as described in by the elongation of the second screwdriver mobile jib 3 to maximum length, and third screwdriver mobile jib 2 is stretched
It is long to maximum length, third limiting device 11 on third screwdriver mobile jib 2 can be by the in 3 containing cavities of the second screwdriver mobile jib
Two limiting devices 10 limit and can not continue to extend, and the collision bead pin 12 on third screwdriver mobile jib 2 can be directed at just at this time
Limit hole 13 on two-screw knife mobile jib 3.Collision bead pin 12 is acted on by the elastic force of spring thereafter and is popped up, and is shut limit hole 13, is reached
To the purpose of limit.At this point, adjust in threaded hole 7 active screw 9 to suitable position, can be obtained compared with step 2. longer length
Degree.
When needing to shorten the third screwdriver mobile jib 2 of elongation, the second screwdriver mobile jib 3:
Press...with one's finger dynamic second screwdriver mobile jib 3 and the collision bead pin 12 on third screwdriver mobile jib 2, while firmly will elongation
The second screwdriver mobile jib 3 withdrawn with third screwdriver mobile jib 2.
When needing replacing driver bit:
Existing driver bit 1 is extracted from driver bit mounting hole 14, by the insertion driver bit installation of required driver bit 1
In hole 14.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change, the guarantor of the utility model is still fallen within
It protects in range.
Claims (2)
1. a kind of Telescopic screwdriver, including link together screwdriver mobile jib, screw driver handle (5) and have ferromagnetic
Driver bit (1);One end of the screw driver handle (5) is equipped with handle end cap (6), and interior to be equipped with threaded hole (7), feature exists
In: the screwdriver mobile jib includes the first screwdriver mobile jib (4), the second screwdriver mobile jib (3), third screwdriver mobile jib (2);Institute
The inside for stating the first screwdriver mobile jib (4) and the second screwdriver mobile jib (3) is equipped with containing cavities;The first screwdriver master
One end of bar (4) is connected with the screw driver handle (5), and the other end is connected with the second screwdriver mobile jib (3), this second
Screwdriver mobile jib (3) is connected with the third screwdriver mobile jib (2);One end of the third screwdriver mobile jib (2) is equipped with screw
Cutter head mounting hole (14), the driver bit mounting hole (14) is interior to be equipped with the driver bit (1);The second screwdriver mobile jib
(3) and it is respectively equipped with spring on the third screwdriver mobile jib (2), the end of the spring is connected with collision bead pin (12);Described first
Limit hole corresponding with collision bead pin (12) is respectively equipped on screwdriver mobile jib (4) and the second screwdriver mobile jib (3)
(13);One end of the first screwdriver mobile jib (4) is connected by active screw (9) with the threaded hole (7), the threaded hole
(7) the first limiting device (8) that inner cavity is in regular hexagon is equipped with the joint of the first screwdriver mobile jib (4);Described
The second screwdriver mobile jib (3), the receipts of the second screwdriver mobile jib (3) are plugged in the containing cavities of one screwdriver mobile jib (4)
It receives and intracavitary is plugged with the third screwdriver mobile jib (2);On the first screwdriver mobile jib (4) with the second screwdriver mobile jib
(3) be connected one end, the one end that is connected on the second screwdriver mobile jib (3) with the third screwdriver mobile jib (2) is set respectively
Having inner cavity is in the second limiting device (10) of regular hexagon;On the second screwdriver mobile jib (3) with the first screwdriver master
Bar (4) be connected one end, be connected on the third screwdriver mobile jib (2) one end difference with the second screwdriver mobile jib (3)
Equipped with third limiting device (11);The end of the collision bead pin (12) matches with the limit hole (13);The third screw
Knife mobile jib (2) and the driver bit (1) one end that is connected with the third screwdriver mobile jib (2) are in regular hexagon.
2. a kind of Telescopic screwdriver as described in claim 1, it is characterised in that: the handle end cap (6) and the screw
Knife handle (5) is connected through a screw thread.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821664729.9U CN209273313U (en) | 2018-10-15 | 2018-10-15 | A kind of Telescopic screwdriver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821664729.9U CN209273313U (en) | 2018-10-15 | 2018-10-15 | A kind of Telescopic screwdriver |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209273313U true CN209273313U (en) | 2019-08-20 |
Family
ID=67604689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821664729.9U Expired - Fee Related CN209273313U (en) | 2018-10-15 | 2018-10-15 | A kind of Telescopic screwdriver |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209273313U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113146527A (en) * | 2021-04-12 | 2021-07-23 | 南昌大学 | Multi-size telescopic labor-saving screwdriver |
-
2018
- 2018-10-15 CN CN201821664729.9U patent/CN209273313U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113146527A (en) * | 2021-04-12 | 2021-07-23 | 南昌大学 | Multi-size telescopic labor-saving screwdriver |
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190820 Termination date: 20201015 |