CN209190639U

CN209190639U - A kind of Multifunction electric spanner screwdriver bit

Info

Publication number: CN209190639U
Application number: CN201822251126.2U
Authority: CN
Inventors: 蒋梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2019-08-02
Anticipated expiration: 2028-12-29

Abstract

The utility model discloses a kind of Multifunction electric spanner screwdriver bits, including screwdriver bit main body, pressing sleeve and hexagonal bar, the left side of the screwdriver bit main body is equipped with hex slot, the right side of the screwdriver bit main body is equipped with necking down, the necking down is equipped with external screw thread and pressing sleeve is spirally connected with necking down, the hexagonal bar is slidably connected through screwdriver bit main body and with screwdriver bit main body, the left end of the hexagonal bar is welded with crosspoint tip screwdriver head, the inside of the screwdriver bit main body is equipped with circular trough, circular sliding block is slidably connected on the hexagonal bar, the left side of the sliding block is fixedly connected with the first support of U-shaped, the first support has curved compression bar by pin-hinges, the screwdriver bit main body of the utility model and pressing sleeve move right a distance along hexagonal bar, crosspoint tip screwdriver head, that is, extended, it can be used in installing and dismounting screw, axial restraint can be realized after press-cover screwing, operation side Just, the time of replacement screwdriver bit is saved, working efficiency is improved.

Description

A kind of Multifunction electric spanner screwdriver bit

Technical field

The utility model relates to electric wrench technical field, specially a kind of Multifunction electric spanner screwdriver bit.

Background technique

Electric wrench is exactly to be a kind of tool for tightening high-strength bolt, be called using power supply or battery as the spanner of power High-strength bolt rifle.It is broadly divided into impact wrench, turns round and cuts spanner, constant torque wrench, corner spanner, angular spanner.Electric wrench is wide It is general to be spirally connected installing and dismounting for every profession and trade, have the characteristics that torsional moment it is big, than by hand more rapidly, insure it is reliable.Electric wrench can To replace the screwdriver bit of installation various types or size, current screwdriver bit mainly has two major classes, one is with hex slot, for pacifying Screw bolt and nut is unloaded in assembly and disassembly, and another kind is crosshead, is used for installing and dismounting screw.The object of installing and dismounting becomes spiral shell from bolt When following closely or being transformed into bolt from screw, screwdriver bit is needed replacing, and screwdriver bit installation is clamped and is needed using specific spanner, so replacement Screwdriver bit takes a long time.

Utility model content

The purpose of this utility model is to provide a kind of Multifunction electric spanner screwdriver bit, with_{It solves}It is proposed in above-mentioned background technique The problem of.

To achieve the above object, the utility model discloses a kind of Multifunction electric spanner screwdriver bits, including screwdriver bit main body, pressure Set and hexagonal bar, the left side of the screwdriver bit main body are equipped with hex slot, and the right side of the screwdriver bit main body is equipped with necking down, the necking down It is equipped with external screw thread and pressing sleeve is spirally connected with necking down, the hexagonal bar is slidably connected through screwdriver bit main body and with screwdriver bit main body, described The left end of hexagonal bar is welded with crosspoint tip screwdriver head, and the inside of the screwdriver bit main body is equipped with circular trough, is slidably connected on the hexagonal bar There is circular sliding block, the left side of the sliding block is fixedly connected with the first support of U-shaped, and the first support passes through pin-hinges There is a curved compression bar, the right end of the screwdriver bit main body is equipped with the second support that U-shaped is fixedly connected on the conical surface and the conical surface, and described the Two brackets are hinged by pin and compression bar.

Preferably, the bottom of the hex slot is fixedly connected with magnet, and the crosspoint tip screwdriver head is located in circular trough.

Preferably, circular baffle is welded between the right end of the crosspoint tip screwdriver head and hexagonal bar.

Preferably, the pressing sleeve is that cylindric and pressing sleeve right end is equipped with circular hole, the hexagonal bar through circular hole and with circle Hole is flexibly connected.

Preferably, the inner cavity of the sliding block and pressing sleeve is slidably connected, and the outer wall of the pressing sleeve is equipped with annular knurl.

Preferably, there are two the compression bar is set, the crosspoint tip screwdriver head is located at the axis line location of screwdriver bit main body.

Compared with prior art, the utility model has the beneficial effects that the utility model is equipped in the end face of screwdriver bit main body Hex slot can carry out installing and dismounting to screw bolt and nut, and a crosspoint tip screwdriver head is arranged in screwdriver bit main body, as screwdriver bit master After body and pressing sleeve move right a distance along hexagonal bar, crosspoint tip screwdriver head, that is, extended can be used in installing and dismounting screw, pressing sleeve Axial restraint can be realized after tightening, it is easy to operate, the time of replacement screwdriver bit is saved, working efficiency is improved.

Detailed description of the invention

Fig. 1 is the utility model schematic cross-sectional view；

Fig. 2 is the utility model side structure schematic view；

Fig. 3 is the utility model axis side structure schematic diagram.

In figure: 1 screwdriver bit main body, 2 pressing sleeves, 3 hexagonal bars, 4 sliding blocks, 5 circular holes, 6 compression bars, 7 first supports, 8 second supports, 9 Necking down, 10 hex slots, 11 magnet, 12 crosspoint tip screwdriver heads, 13 baffles, 14 circular troughs, 15 annular knurls.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of Multifunction electric spanner screwdriver bit, including batch The left side of head main body 1, pressing sleeve 2 and hexagonal bar 3, the screwdriver bit main body 1 is equipped with hex slot 10, the right side of the screwdriver bit main body 1 Equipped with necking down 9, the necking down 9 is equipped with external screw thread and pressing sleeve 2 is spirally connected with necking down 9, and the hexagonal bar 3 runs through screwdriver bit main body 1 simultaneously It is slidably connected with screwdriver bit main body 1, the left end of the hexagonal bar 3 is welded with crosspoint tip screwdriver head 12, and the inside of the screwdriver bit main body 1 is equipped with Circular trough 14 slidably connects circular sliding block 4 on the hexagonal bar 3, and the left side of the sliding block 4 is fixedly connected with U-shaped First support 7, the first support 7 have curved compression bar 6 by pin-hinges, and the right end of the screwdriver bit main body 1 is equipped with the conical surface And the second support 8 of U-shaped is fixedly connected on the conical surface, the second support 8 is hinged by pin and compression bar 6.

Specifically, the bottom of the hex slot 10 is fixedly connected with magnet 11, the crosspoint tip screwdriver head 12 is located at circular trough 14 Interior, circular trough 14 is linked together with hex slot 10.

Specifically, being welded with circular baffle 13 between the right end and hexagonal bar 3 of the crosspoint tip screwdriver head 12, baffle 13 is used for Crosspoint tip screwdriver head 12 is limited, prevents crosspoint tip screwdriver head 12 from extracting out from screwdriver bit main body 1.

Specifically, the pressing sleeve 2 is that cylindric and pressing sleeve 2 right end is equipped with circular hole 5, the hexagonal bar 3 runs through circular hole 5 simultaneously It is flexibly connected with circular hole 5, hexagonal bar 3 can be freely rotated with respect to circular hole 5.

Specifically, the inner cavity of the sliding block 4 and pressing sleeve 2 is slidably connected, the outer wall of the pressing sleeve 2 is equipped with annular knurl 15, turns When dynamic pressure set 2, annular knurl 15 plays the role of anti-skidding.

Specifically, the crosspoint tip screwdriver head 12 is located at the axis line location of screwdriver bit main body 1, inside spiral shell there are two the compression bar 6 sets Press set 2, the inner end of compression bar 6 can be driven mobile to hexagonal bar 3 and compress, with respect to hexagonal bar 3 axis occurs for limitation screwdriver bit main body 1 To sliding.

The right end of hexagonal bar 3: being fixed on the collet of electric wrench by working principle when use, 1 left end of screwdriver bit main body Hex slot 10 is stuck on bolt or nut, this screwdriver bit drives rotation by the motor of electric wrench, can be carried out to bolt or nut Installing and dismounting.When needing to install or remove screw, unscrew pressing sleeve 2 outward, compression bar 6 releases the compression to hexagonal bar 3, then will Screwdriver bit main body 1, pressing sleeve 2 are mobile to right end, so that crosspoint tip screwdriver head 12 is fully extended.Pressing sleeve 2 is tightened again, during tightening, pressure Set 2 pushes sliding blocks 4 mobile to screwdriver bit main body 1, and sliding block 4 pushes two compression bars 6 to be inwardly flipped again, and the inner end of compression bar 6 is to six Angular pole 3 is mobile and compresses, and limitation screwdriver bit main body 1 slides axially with respect to hexagonal bar 3.The crosspoint tip screwdriver head 12 of stretching can be to spiral shell Nail carries out installing and dismounting.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of Multifunction electric spanner screwdriver bit, including screwdriver bit main body (1), pressing sleeve (2) and hexagonal bar (3), it is characterised in that: The left side of the screwdriver bit main body (1) is equipped with hex slot (10), and the right side of the screwdriver bit main body (1) is equipped with necking down (9), the necking down (9) external screw thread and pressing sleeve (2) is equipped with to be spirally connected with necking down (9), the hexagonal bar (3) run through screwdriver bit main body (1) and with screwdriver bit master Body (1) is slidably connected, and the left end of the hexagonal bar (3) is welded with crosspoint tip screwdriver head (12), and the inside of the screwdriver bit main body (1) is equipped with Circular trough (14) slidably connects circular sliding block (4) on the hexagonal bar (3), and the left side of the sliding block (4) is fixedly connected There is the first support (7) of U-shaped, the first support (7) has curved compression bar (6) by pin-hinges, the screwdriver bit main body (1) Right end be equipped with the second support (8) that U-shaped is fixedly connected on the conical surface and the conical surface, the second support (8) passes through pin and pressure Bar (6) is hinged.

2. a kind of Multifunction electric spanner screwdriver bit according to claim 1, it is characterised in that: the bottom of the hex slot (10) Portion is fixedly connected with magnet (11), and the crosspoint tip screwdriver head (12) is located in circular trough (14).

3. a kind of Multifunction electric spanner screwdriver bit according to claim 1, it is characterised in that: the crosspoint tip screwdriver head (12) Circular baffle (13) are welded between right end and hexagonal bar (3).

4. a kind of Multifunction electric spanner screwdriver bit according to claim 1, it is characterised in that: the pressing sleeve (2) is cylinder The right end of shape and pressing sleeve (2) is equipped with circular hole (5), and the hexagonal bar (3) is flexibly connected through circular hole (5) and with circular hole (5).

5. a kind of Multifunction electric spanner screwdriver bit according to claim 1, it is characterised in that: the sliding block (4) and pressing sleeve (2) inner cavity is slidably connected, and the outer wall of the pressing sleeve (2) is equipped with annular knurl (15).

6. a kind of Multifunction electric spanner screwdriver bit according to claim 1, it is characterised in that: the compression bar (6) is equipped with two A, the crosspoint tip screwdriver head (12) is located at the axis line location of screwdriver bit main body (1).