CN211565685U - Big and small head mixed type screwdriver - Google Patents
Big and small head mixed type screwdriver Download PDFInfo
- Publication number
- CN211565685U CN211565685U CN201922193038.6U CN201922193038U CN211565685U CN 211565685 U CN211565685 U CN 211565685U CN 201922193038 U CN201922193038 U CN 201922193038U CN 211565685 U CN211565685 U CN 211565685U
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- CN
- China
- Prior art keywords
- screwdriver
- plug connector
- grade
- stage plug
- pole
- 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 reducer mixed screwdriver, which comprises a tubular handle, a fixed seat, a left first-stage plug connector, a right second-stage plug connector, an inner linear screwdriver rod, a second-stage plug sleeve and an outer linear screwdriver rod, wherein the outer linear screwdriver rod is of a hollow structure and is used for accommodating the inner linear screwdriver rod; still include left second grade bayonet joint, interior cross screwdriver pole, left second grade plug bush and outer cross screwdriver pole, outer cross screwdriver pole is hollow structure for hold interior cross screwdriver pole. Due to the adoption of the structure form, the screw can be applied to a small-hole screw scene, and can be assembled and disassembled on the small-hole screw, and also can be assembled and disassembled on the straight-line screw and the cross screw.
Description
Technical Field
The utility model relates to an install and remove instrument, specifically a screwdriver.
Background
The existing screwdriver has the following defects: firstly, only one type of screwdriver can be provided, either a small-size screwdriver or a large-size screwdriver, so that the screwdriver can only be used for assembling and disassembling screws of one type; and secondly, the screwdriver head is either a cross screwdriver head or a straight screwdriver head, and cannot be adapted to a straight screw and a cross screw at the same time.
The patent document with the publication number of CN207901019U is disclosed by the national intellectual property office, and the utility model discloses a screwdriver. This screwdriver includes: handle portion, helping hand portion and output part, the free end of output part is provided with screwdriver head, helping hand portion connects handle portion with between the output part, helping hand portion constructs for gear formula helping hand portion, gear formula helping hand portion includes at least a set of gear pair, every the gear pair includes input gear and output gear, the number of teeth of input gear is more than the number of teeth of output gear. According to the utility model discloses a screwdriver has alleviateed the operating force when screwing up the screw on the one hand, realizes the assembly lightness, and on the other hand can set for great screw tightening moment to the fastening function of full play screw promotes the application range of screw.
The above patent document is completely different from the technical solution of the present patent and solves different technical problems, and the above patent document has the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide a big small head mixed type screwdriver that can adapt to not equidimension model screw and in-line, cross screw.
In order to achieve the above object, the utility model adopts the following technical scheme:
the screwdriver comprises a tubular handle, a fixed seat, a left first-stage plug connector, a right second-stage plug connector, an inner straight screwdriver rod, a second-stage plug sleeve and an outer straight screwdriver rod, wherein the outer straight screwdriver rod is of a hollow structure and is used for accommodating the inner straight screwdriver rod; still include left second grade bayonet joint, interior cross screwdriver pole, left second grade plug bush and outer cross screwdriver pole, outer cross screwdriver pole is hollow structure for hold interior cross screwdriver pole, left second grade bayonet joint is established in the left side of left first grade bayonet joint, and the one end of interior cross screwdriver pole stretches into to be fixed on left second grade bayonet joint, left second grade plug bush and outer cross screwdriver pole fixed connection, when left second grade plug bush plug joint is at left second grade bayonet joint, interior cross screwdriver pole is accomodate in outer cross screwdriver pole.
Furthermore, the fixing seat, the left first-stage plug connector, the right second-stage plug connector and the left second-stage plug connector are integrally formed through injection molding.
Further, the tubular handle is made of plastic.
Furthermore, the periphery of the insertion end of the tubular handle is provided with an annular reinforcing rib.
Furthermore, the left first-stage plug connector, the right first-stage plug connector, the left second-stage plug connector and the right second-stage plug connector adopt hexagonal prism structures.
The utility model has the advantages that:
due to the adoption of the structure form, the screw can be applied to a small-hole screw scene, and can be assembled and disassembled on the small-hole screw, and also can be assembled and disassembled on the straight-line screw and the cross screw.
Drawings
The invention will be further explained with the aid of the accompanying drawings, in which, however, the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, without inventive step, further drawings can be obtained in accordance with the following drawings:
FIG. 1 is an exploded view of the present invention;
fig. 2 is a schematic view of the assembled structure shown in fig. 1.
In the figure: 1. a tubular handle; 2. A fixed seat; 3. A left first-stage plug; 4. a right first-stage plug; 5. a right secondary plug; 6. an inner linear screwdriver rod; 7. a secondary plug bush; 8. an outer linear screwdriver rod; 9. an annular reinforcing rib; 10. a left second-stage plug; 11. an inner cross screwdriver rod; 12. a left second-stage plug bush; 13. an outer cross screwdriver rod.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
As shown in fig. 1 and 2, the screwdriver with the mixed large and small heads comprises a tubular handle 1, a fixed seat 2, a left first-stage plug connector 3, a right first-stage plug connector 4, a right second-stage plug connector 5, an inner straight screwdriver rod 6, a second-stage plug connector 7 and an outer straight screwdriver rod 8, wherein the outer straight screwdriver rod is of a hollow structure and is used for accommodating the inner straight screwdriver rod, the left first-stage plug connector and the right first-stage plug connector are arranged on the left side and the right side of the fixed seat, the right second-stage plug connector is arranged on the right side of the right first-stage plug connector, one end of the inner straight screwdriver rod extends into and is fixed on the right second-stage plug connector, the second-stage plug connector is fixedly connected with the outer straight screwdriver rod, and when the second-stage plug connector is plugged in the right second-stage plug connector, the inner.
Still include left second grade bayonet joint 10, interior cross screwdriver pole 11, left second grade plug bush 12 and outer cross screwdriver pole 13, outer cross screwdriver pole is hollow structure for hold interior cross screwdriver pole, left second grade bayonet joint is established in the left side of left first grade bayonet joint, and the one end of interior cross screwdriver pole stretches into to be fixed on left second grade bayonet joint, left second grade plug bush and outer cross screwdriver pole fixed connection, when left second grade plug bush is in left second grade bayonet joint, interior cross screwdriver pole is accomodate in outer cross screwdriver pole.
The fixing seat, the left first-stage plug connector, the right second-stage plug connector and the left second-stage plug connector are integrally formed through injection molding, and the left first-stage plug connector, the right first-stage plug connector, the left second-stage plug connector and the right second-stage plug connector are of hexagonal prism structures.
The tubular handle 1 is made of plastic, and the periphery of the insertion end of the tubular handle 1 is provided with an annular reinforcing rib 9. The load of the plug port can be increased.
Due to the adoption of the structure, when the screw is applied in a small-hole screw scene, the secondary insertion sleeve 7 and the outer linear screwdriver rod 8 need to be pulled down, and the small-hole screw is assembled and disassembled by the inner linear screwdriver rod 6; the tubular handle in this patent except making the handle, when not using, can cover the cutter arbor, has the function of protection casing.
The above description is a preferred embodiment of the present invention, and certainly not intended to limit the scope of the present invention, it should be pointed out that, for a person skilled in the art, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the scope of the present invention.
Claims (5)
1. The utility model provides a big small head mixed type screwdriver which characterized in that: the screw driver comprises a tubular handle, a fixed seat, a left first-stage plug connector, a right second-stage plug connector, an inner linear screw driver rod, a second-stage plug sleeve and an outer linear screw driver rod, wherein the outer linear screw driver rod is of a hollow structure and is used for accommodating the inner linear screw driver rod; still include left second grade bayonet joint, interior cross screwdriver pole, left second grade plug bush and outer cross screwdriver pole, outer cross screwdriver pole is hollow structure for hold interior cross screwdriver pole, left second grade bayonet joint is established in the left side of left first grade bayonet joint, and the one end of interior cross screwdriver pole stretches into to be fixed on left second grade bayonet joint, left second grade plug bush and outer cross screwdriver pole fixed connection, when left second grade plug bush plug joint is at left second grade bayonet joint, interior cross screwdriver pole is accomodate in outer cross screwdriver pole.
2. The reducer hybrid screwdriver as recited in claim 1, wherein: the fixing seat, the left first-stage plug connector, the right second-stage plug connector and the left second-stage plug connector are integrally formed through injection molding.
3. The reducer hybrid screwdriver as recited in claim 1, wherein: the tubular handle is made of plastic.
4. The reducer hybrid screwdriver as recited in claim 1, wherein: the periphery of the insertion end of the tubular handle is provided with an annular reinforcing rib.
5. The reducer hybrid screwdriver as recited in claim 1, wherein: the left first-stage plug connector, the right first-stage plug connector, the left second-stage plug connector and the right second-stage plug connector are of hexagonal prism structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922193038.6U CN211565685U (en) | 2019-12-10 | 2019-12-10 | Big and small head mixed type screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922193038.6U CN211565685U (en) | 2019-12-10 | 2019-12-10 | Big and small head mixed type screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211565685U true CN211565685U (en) | 2020-09-25 |
Family
ID=72535120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922193038.6U Expired - Fee Related CN211565685U (en) | 2019-12-10 | 2019-12-10 | Big and small head mixed type screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211565685U (en) |
-
2019
- 2019-12-10 CN CN201922193038.6U patent/CN211565685U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 Termination date: 20201210 |