CN218837589U - Improved screwdriver - Google Patents

Abstract

The utility model discloses a modified screwdriver, include: the screwdriver rod (1) is held by a screw; the magnetic screwdriver head (2) is clamped at the working end of the screwdriver handheld cutter bar (1) and used for disassembling and assembling screws or screws (6); the universal joint (3) is connected to the non-working end of the screw handheld cutter bar (1); one end of the connector (4) is sleeved at the operation end of the universal joint (3), and the other end of the connector (4) is matched with an electric drill or an air wrench (5) to complete work. The utility model discloses simple and convenient, the easy and simple to handle of structure, convenient to carry, and avoided overhauing or clearance in-process screwdriver bit landing from the screwdriver head groove, guaranteed the normal clear of maintenance or clearance operation, do not need the professional personage just can realize the quick assembly disassembly to screw or screw, the practicality is stronger, simultaneously, can realize carrying out the dismouting to screw or screw fast, realizes furthest's the intensity of labour who alleviates operating personnel.

Description

Improved screwdriver

Technical Field

The utility model relates to a screwdriver, it is concrete relates to a modified screwdriver, is mainly used for carrying out the dismouting to the screw or screw on storing up the leaf cabinet and storing up the silk cabinet equipment in the tobacco industry, realizes clearing up the maintenance storing up leaf cabinet and storing up silk cabinet equipment, belongs to the supplementary electrician's instrument technical field of tobacco leaf processing.

Background

Generally speaking, the leaf storage cabinet and the shred storage cabinet are devices for storing tobacco leaves and tobacco shreds, the bottom parts of two sides are provided with edge protection skins which are fixed by a pressing plate, and the tobacco shreds are easy to accumulate in the edge protection skins and breed tobacco beetles, so that the pressing plate needs to be detached during insect killing, and the edge protection skins are taken out for cleaning. The leaf storage cabinet is 38 meters long and 1.75 meters wide, and total 333 screws; the length of the silk storage cabinet is 26 meters, the width is 3.8 meters, and the number of the screws is 235. The silk-making workshop has 14 leaf storage cabinets and 19 leaf storage cabinets with a total of 9127 screws. Because the space in storing up leaf cabinet and storing up the silk cabinet is limited, it is very inconvenient with ordinary screwdriver, and the screw mounted position is lower, is slotted sphere great circle column cap screw again, and is a large amount, and the dismantlement posture is tired, and the workman is easy tired, causes a word screwdriver easily to follow the roll-off in the word notch of screw, influences the speed of dismantling, has also increaseed maintenance replacement personnel's work intensity of labour when seriously influencing the efficiency of production product, and in a word, often very inconvenient.

Therefore, the development of an improved screwdriver with high practicability and high working reliability is a key point for solving the technical problems.

Disclosure of Invention

To a great deal of defect and not enough that exist among the above-mentioned background art, the utility model discloses improve and the innovation to this, aim at provides a structure is simple and convenient, easy and simple to handle, convenient to carry, and avoided overhauing or clearance in-process screwdrivers blade's landing, guaranteed the normal clear-up of overhauing or clearance operation, do not need professional personage just can realize the quick assembly disassembly to screw or screw, and the practicality is stronger.

The utility model discloses another invention purpose can realize dismantling screw or screw fast, realizes furthest's lightening operating personnel's intensity of labour.

In order to solve the above problems and achieve the above object, the present invention provides an improved screwdriver, which is realized by adopting the following design structure and the following technical solutions:

as the utility model relates to an improvement of modified screwdriver, include:

the screwdriver rod (1) is held by a screw;

the magnetic screwdriver bit (2) is clamped at the working end of the screwdriver handle bar (1) and used for dismounting a screw or a screw (6);

the universal joint (3) is connected to the non-working end of the screw handheld cutter bar (1);

one end of the connector (4) is sleeved at the operation end of the universal joint (3), and the other end of the connector (4) is matched with an electric drill or an air wrench (5) to complete work.

As the improvement of the utility model, the outer wall of the screw hand-held cutter bar (1) is also provided with a hand-held sleeve (11) matched with the screw hand-held cutter bar.

As the further improvement of the utility model, the inner surface of the hand-held sleeve (11) is of a smooth structure, and the outer surface is of anti-skid knurls or rubber coating with rubber anti-skid protrusions; the screw hand-held cutter bar (1) can flexibly rotate in the hand-held sleeve (11).

As the above further improvement of the utility model, one end of the screw hand-held cutter bar (1) is extended with a magnetic connecting column which is matched with the universal joint (3), the connecting column is provided with a connecting hole and is inserted into the working end of the universal joint (3) to be axially fixed by magnetic force or fixed in the working end of the universal joint (3) by a pin; the middle part of the other end of the screw hand-held cutter bar (1) is inwards provided with a clamping groove matched with a magnetic screwdriver head (2).

As the utility model discloses foretell further improvement again, have magnetic screwdriver bit (2) including dismantling erection column (21) and sleeve (22) of connection in the joint inslot, sleeve (22) internal fixation has tool bit (23).

As the aforesaid of the present invention is further improved, the cutter head (23) is in the shape of a straight line, a cross or a hexagon.

As the utility model discloses foretell still further improvement, connector (4) are for having magnetic connector (4), and universal joint (3) operation end is inserted to connector (4) one end to magnetic force axial fixity or fix in the operation end of universal joint (3) through the pin, and the other end passes through electric drill or air wrench (5) centre gripping or cup joints fixedly.

As the above mentioned further improvement of the present invention, any one end of the mounting post (21) is connected to the middle of the fixed end of the sleeve (22).

As a still further improvement of the above structure of the present invention, the sleeve (22) is an annular member having a hollow interior, a closed fixed end and an open working end; the mounting column (21) is connected to the middle of the fixed end of the sleeve (22); the cutter head (23) is connected to the inside of the working end of the sleeve (22).

As the utility model discloses the foretell still further improvement more, all from interior to exterior according to the preface be provided with injection moulding layer, antirust coat and waterproof layer and warning layer on the surface of the handheld cutter arbor of screw (1), have magnetic screwdriver bit (2), universal joint (3), connector (4) and handheld cover (11), scribble phosphor powder on the warning layer.

The working principle is as follows: above-mentioned project organization's a modified screwdriver is before using, and operating personnel only need with the utility model discloses an use is assembled to appointed construction position department with it to the manual work.

When the universal joint is used, an operator only needs to clamp the mounting column (21) with the magnetic screwdriver bit (2) at the working end of the screwdriver rod (1) and fix the mounting column axially by magnetic force, and the connecting upright column at the other end of the screwdriver rod (1) is inserted into the working end of the universal joint (3) and fixed axially by magnetic force or fixed in the working end of the universal joint (3) through a pin; the connector (4) is inserted into the operation end of the universal joint (3) and is axially fixed by magnetic force or is fixed in the operation end of the universal joint (3) through a pin, and the other end of the connector is clamped or sleeved and fixed by an electric drill or an air wrench (5). An operator only needs to hold a hand-held sleeve (11) part of a screw hand-held cutter bar (1) with one hand, the other hand holds an electric drill or an air wrench (5), a magnetic screwdriver bit (2) is aligned to abut against the screw or the screw (6), the comfortable posture can be adjusted by the operator through a universal shaft, the electric drill or the air wrench (5) is started to work, during work, the electric drill or the air wrench (5) is controlled to rotate reversely, the magnetic screwdriver bit (2) on the screw hand-held cutter bar (1) is driven to rotate through a universal joint (3), and therefore the screw or the screw (6) can be disassembled.

When a screw or a screw (6) needs to be installed, an operator only needs to clamp an installation column (21) with a magnetic screwdriver head (2) at the working end of a screw hand-held cutter bar (1) and fix the installation column axially by magnetic force, and a connecting column at the other end of the screw hand-held cutter bar (1) is inserted into the working end of a universal joint (3) and fixed axially by magnetic force or fixed in the working end of the universal joint (3) by a pin; the connector (4) is inserted into the operation end of the universal joint (3) and is axially fixed by magnetic force or is fixed in the operation end of the universal joint (3) through a pin, and the other end of the connector is clamped or sleeved and fixed by an electric drill or a pneumatic wrench (5). And adsorb screw or screw (6) in having magnetic screwdriver bit (2) through magnetic force, operating personnel only need hold the handheld cover (11) part of the handheld cutter arbor of screw (1) of screw in one hand, electric drill or air wrench (5) are held to the other hand, aim at the screw or screw (6) that adsorb of the handheld cutter arbor of screw (2) with magnetism and support tight screw or screw hole, and can adjust into comfortable posture through cardan shaft operating personnel, open electric drill or air wrench (5) afterwards and carry out work, during operation, control electric drill or air wrench (5) corotation, thereby drive the screw or the rotation of the screw (6) that have magnetic screwdriver bit (2) on the handheld cutter arbor of screw (1) through cardan joint (3), thereby realize the installation work to screw or screw (6).

In foretell whole implementation operation process, the screw position that exists among the maintenance process has been avoided in the design of this structure is not turned round, and it is tired to dismantle the posture, causes the screwdriver easily to follow the notch of screw roll-off, has guaranteed to overhaul or the normal clear up going on of operation.

Compared with the prior art, the utility model produced beneficial effect is:

1. the utility model has simple structure, convenient operation and convenient carrying, avoids the slipping of the screwdriver head in the process of maintenance or cleaning, ensures the normal operation of maintenance or cleaning operation, can realize the quick disassembly and assembly of screws or bolts without professional people, and has stronger practicability;

2. the utility model has simple structure and convenient use; the screw is not easy to slip off, and the quick and successful disassembly and assembly of the screw or the bolt can be ensured;

3. the utility model has the advantages of low cost, simple manufacture, easy operation, improved working efficiency and convenient carrying, and is an ideal screwdriver;

4. the utility model has simple structure, novel and reasonable design, can realize rapid disassembly and assembly of screws or bolts, and furthest lightens the labor intensity of operators;

5. the utility model solves the technical problems that the screw mounting position is too low, the dismounting posture is tired and the dismounting is not easy in the prior art;

6. the utility model discloses an antirust coat and waterproof layer are scribbled to the outside, consequently also prolonged the life of whole screwdriver when can preventing to rust, the resource has also been saved when realizing the environmental protection, and simultaneously, the outside of putting at the screwdriver scribbles the fluorescent material that can self-luminous, can clearly mark the position of this screwdriver in night or darkroom, can play the effect of safe suggestion effectively, improve the striking degree, easily people differentiates, increase the security in construction and the life.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is one of the overall assembly structure diagrams of the present invention;

FIG. 2 is a second schematic view of the overall assembly structure of the present invention;

FIG. 3 is one of the overall exploded structural schematic views of the present invention;

fig. 4 is a schematic view of the whole structure of the magnetic screwdriver bit (2) component of the invention;

fig. 5 is a second schematic view of the overall exploded structure of the present invention;

fig. 6 is a third schematic view of the overall assembly structure of the present invention;

FIG. 7 is a schematic view of a portion of the working end portion of the present invention;

fig. 8 is a second partial structure diagram of the working end portion of the present invention;

fig. 9 is one of the schematic views of the usage state of the present invention;

fig. 10 is a second schematic view illustrating the usage state of the present invention;

wherein, the reference numbers in the figures: 1-screw hand-held cutter bar, 11-hand-held sleeve;

2-a magnetic screwdriver bit, 21-a mounting column, 22-a sleeve, 23-a bit;

3-universal joint;

4, connecting heads;

5-electric drill or pneumatic wrench;

6-screws or bolts.

Detailed Description

In order to make the technical means, the inventive features, the objectives and the functions of the present invention easy to understand, the technical solution of the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description, and it should be noted that the embodiments and the features of the embodiments in the present application can be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

An improved screwdriver as illustrated in the accompanying drawings of the specification, comprising:

holding the cutter bar 1 by a screw;

the screwdriver head 2 with magnetism is clamped at the working end of the screwdriver handle 1 and used for dismounting a screw or a screw 6;

the universal joint 3 is connected to the non-working end of the screwdriver rod 1;

and one end of the connector 4 is sleeved at the operation end of the universal joint 3, and the other end of the connector 4 is matched with an electric drill or a pneumatic wrench 5 to complete work.

Furthermore, the outer wall of the screw hand-held tool rod 1 is also sleeved with a hand-held sleeve 11 matched with the screw hand-held tool rod.

Specifically, the inner surface of the hand-held sleeve 11 is of a smooth structure, and the outer surface of the hand-held sleeve is provided with anti-skid knurls or rubber coatings with rubber anti-skid protrusions; the screwdriver rod 1 can flexibly rotate in the hand sleeve 11.

Specifically, the mutually contacting position of the screw hand-held cutter bar 1 and the hand-held part is provided with the hand-held sleeve 11 which does not rotate along with the screw hand-held cutter bar 1, and the outer surface is provided with anti-skid knurls or rubber coatings with rubber anti-skid protrusions. Therefore, the hand protection device can protect the hands of the operator from being abraded when the operator works for a long time, and has a protection effect.

Furthermore, one end of the screwdriver rod 1 is extended to be provided with a magnetic connecting upright post matched with the universal joint 3, a connecting hole is formed in the connecting upright post, and the connecting upright post is inserted into the working end of the universal joint 3 and is axially fixed by magnetic force or fixed in the working end of the universal joint 3 through a pin; the middle part of the other end of the screwdriver rod 1 is inwards provided with a clamping groove matched with the magnetic screwdriver head 2.

Further, the screwdriver bit 2 with magnetism comprises a mounting column 21 and a sleeve 22 which are detachably connected in the clamping groove, and a bit 23 is fixed in the sleeve 22.

The utility model discloses in, erection column 21 and sleeve 22 all have magnetism, can be used to with the handheld cutter arbor 1 of connecting screw and adsorption screw or bolt.

Further, the cutter head 23 has a straight shape, a cross shape or a hexagonal shape.

Further, the connector 4 is the connector 4 with magnetism, and 3 operation ends of universal joint are inserted to 4 one ends of connector to magnetic force axial fixity or fix in the operation end of universal joint 3 through the pin, and the other end passes through electric drill or 5 centre grippings of air wrench or cup joints fixedly.

Specifically, either end of the mounting post 21 is connected to the middle of the fixed end of the sleeve 22.

Specifically, the sleeve 22 is an annular member with a hollow interior, a closed fixed end and an open working end; the mounting column 21 is connected to the middle of the fixed end of the sleeve 22; the cutting head 23 is attached inside the working end of the sleeve 22.

The utility model discloses in, sleeve 22 is used for wrapping up the screw head, according to different screw models, has different specification and shape.

The tool bit 23 has different specifications according to different screw models and is fixedly connected inside the working end of the sleeve 22. The corresponding screwdriver head 2 with magnetism can be selected according to different screw models.

Further, an injection molding layer, an anti-rust layer, a waterproof layer and a warning layer are sequentially arranged on the outer surfaces of the screw handheld cutter bar 1, the magnetic screwdriver bit 2, the universal joint 3, the connector 4 and the handheld sleeve 11 from inside to outside, and fluorescent powder is coated on the warning layer.

In the utility model, the injection layer is injected with the high molecular wear-resistant material; the anti-rust layer comprises epoxy zinc-rich primer, chlorinated rubber finish paint and epoxy mica iron intermediate paint positioned between the epoxy zinc-rich primer and the chlorinated rubber finish paint; the waterproof layer is polyurethane waterproof paint; the warning layer is a reflective warning tape or a reflective color film or reflective paint with single color or multiple colors mixed with each other.

Meanwhile, in the utility model, the connection is fixed connection or movable connection or detachable connection, wherein the fixed connection is welded connection or directly processed into an integrated structure; the movable connection or the detachable connection or the split structure is hinged connection, internal and external thread connection, bayonet connection, plug socket connection or bolt component connection or screw connection.

To sum up, the utility model discloses more specific embodiment is:

above-mentioned project organization's a modified screwdriver is before using, and operating personnel only need with the utility model discloses an use is assembled to appointed construction position department with it to the manual work.

When the universal joint is used, an operator only needs to clamp the mounting column 21 of the magnetic screwdriver bit 2 at the working end of the screwdriver rod 1 to axially fix the mounting column by magnetic force, and the connecting column at the other end of the screwdriver rod 1 is inserted into the working end of the universal joint 3 to axially fix the mounting column by magnetic force or is fixed in the working end of the universal joint 3 by a pin; the connector 4 is inserted into the operating end of the universal joint 3 and is axially fixed by magnetic force, or is fixed in the operating end of the universal joint 3 through a pin, and the other end of the connector is clamped or sleeved and fixed by an electric drill or a pneumatic wrench 5. Operating personnel only need hold the handheld cover 11 parts of the handheld cutter arbor of screw 1 in one hand, electric drill or air wrench 5 are held to the other hand, will have magnetic screwdriver head 2 to aim at and support tight screw or screw 6, and can adjust into comfortable posture through the cardan shaft operating personnel, open electric drill or air wrench 5 afterwards and carry out work, in operation, control electric drill or air wrench 5 reversal, thereby it rotates to drive the handheld cutter arbor of screw 2 that has magnetism on 1 through the universal joint 3, thereby realize the dismantlement work to screw or screw 6.

When the screw or the screw 6 needs to be installed, an operator only needs to clamp the installation column 21 of the magnetic screwdriver bit 2 at the working end of the screw handheld cutter bar 1 and fix the installation column axially by magnetic force, and the connection column at the other end of the screw handheld cutter bar 1 is inserted into the working end of the universal joint 3 and fixed axially by magnetic force or fixed in the working end of the universal joint 3 through a pin; the connector 4 is inserted into the operating end of the universal joint 3 and is axially fixed by magnetic force or is fixed in the operating end of the universal joint 3 by a pin, and the other end of the connector is clamped or sleeved and fixed by an electric drill or a pneumatic wrench 5. The screw or the screw 6 is adsorbed in the magnetic screwdriver bit 2 through magnetic force, an operator only needs to hold the hand-held sleeve 11 of the screwdriver rod 1 with one hand, hold the electric drill or the pneumatic wrench 5 with the other hand, align the screw or the screw 6 adsorbed by the magnetic screwdriver bit 2 to the screw or the screw hole, adjust the posture to be comfortable through the universal shaft, and then open the electric drill or the pneumatic wrench 5 to work, during working, the electric drill or the pneumatic wrench 5 is controlled to rotate positively, so that the universal joint 3 drives the screw or the screw 6 adsorbed by the magnetic screwdriver bit 2 on the screwdriver rod 1 to rotate, and the screw or the screw 6 is installed.

In foretell whole implementation operation process, the screw position that exists among the maintenance process has been avoided in the design of this structure is not turned round, and it is tired to dismantle the posture, causes the screwdriver easily to follow the notch of screw roll-off, has guaranteed to overhaul or the normal clear up going on of operation.

Finally, it should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and those skilled in the art may change or modify the technical content disclosed above into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. An improved screwdriver, comprising:

a screw hand-held cutter bar (1);

the magnetic screwdriver bit (2) is clamped at the working end of the screwdriver handle bar (1) and used for dismounting a screw or a screw (6);

the universal joint (3) is connected to the non-working end of the screw handheld cutter bar (1);

one end of the connector (4) is sleeved at the operation end of the universal joint (3), and the other end of the connector (4) is matched with an electric drill or an air wrench (5) to complete work.

2. The improved screwdriver according to claim 1, wherein the outer wall of the screwdriver handle (1) is also sleeved with a handle sleeve (11) matched with the screwdriver handle.

3. The improved screwdriver according to claim 2, wherein the inner surface of said hand-held sleeve (11) is smooth and the outer surface is anti-skid knurled or rubber-coated with anti-skid projections; the screw hand-held cutter bar (1) can flexibly rotate in the hand-held sleeve (11).

4. The improved screwdriver according to claim 1, wherein one end of the screwdriver rod (1) extends to form a magnetic connecting column which is matched with the universal joint (3), the connecting column is provided with a connecting hole, and the connecting column is inserted into the working end of the universal joint (3) and is axially fixed by magnetic force or fixed in the working end of the universal joint (3) by a pin; the middle part of the other end of the screwdriver handle (1) is inwards provided with a clamping groove matched with the magnetic screwdriver head (2).

5. An improved screwdriver according to claim 1, characterized in that the magnetic screwdriver bit (2) comprises a mounting post (21) and a sleeve (22) detachably connected in a snap-in groove, the bit being fixed in the sleeve (22).

6. The improved screwdriver as defined in claim 1, wherein said bits are in-line, cruciform or hexagonal.

7. The improved screwdriver according to claim 1, wherein the connector (4) is a magnetic connector (4), one end of the connector (4) is inserted into the operating end of the universal joint (3) and is axially fixed by magnetic force or fixed in the operating end of the universal joint (3) by a pin, and the other end of the connector is clamped or sleeved and fixed by an electric drill or a pneumatic wrench (5).

8. An improved screwdriver according to claim 5, wherein either end of said mounting post (21) is attached to the middle of the fixed end of the sleeve (22).

9. The improved screwdriver as recited in claim 5, wherein said sleeve (22) is a generally hollow, annular member having a closed fixed end and an open working end; the mounting column (21) is connected to the middle of the fixed end of the sleeve (22); the cutting head is connected inside the working end of the sleeve (22).

10. The improved screwdriver according to claim 1, wherein the outer surfaces of the screwdriver handle (1), the magnetic screwdriver bit (2), the universal joint (3), the connector (4) and the hand sleeve (11) are sequentially provided with an injection molding layer, an anti-rust layer, a waterproof layer and a warning layer from inside to outside, and the warning layer is coated with fluorescent powder.

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