CN220113190U

CN220113190U - Multifunctional screw driver

Info

Publication number: CN220113190U
Application number: CN202320934881.9U
Authority: CN
Inventors: 梁宏军
Original assignee: Dalian Hongding Fire Electromechanical Engineering Co ltd
Current assignee: Dalian Hongding Fire Electromechanical Engineering Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-12-01
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a multifunctional screwdriver, which comprises a handle and a screwdriver bit structure, wherein a screwdriver bit is movably inserted in the middle of the handle, a second connecting column is fixedly arranged above one end of the screwdriver bit, a buckle is arranged at the top end of the second connecting column, a movable block is arranged at the top end of the first connecting column, a clamping head is arranged on the right side of the movable block and above the convex point of the buckle, clamping teeth are arranged on two side walls of a first movable groove and at the clamping point.

Description

Multifunctional screw driver

Technical Field

The utility model relates to the technical field of screwdrivers, in particular to a multifunctional screwdrivers.

Background

The screwdriver is a common tool, at present, the screwdriver of a straight contact is separated from the screwdriver of a cross contact, so that more tools need to be carried in working, the tools need to be used alternately in use, and the use and the carrying are inconvenient.

The utility model patent with the publication number of CN201769142U discloses a multifunctional screwdriver, which comprises a front handle, a rear handle, a front lock head, a rear lock head and at least two cutter bars, wherein the front lock head is fixedly arranged in the front handle; the rear lock head is fixedly arranged in the rear handle; any one end of the cutter bar can be respectively inserted into the front lock head and the rear lock head; one side of the front handle is provided with a capacity groove, at least one longitudinal groove is arranged in the capacity groove, and a cutter bar inserted into the rear lock head is inserted into the rear of the longitudinal groove of the front handle.

The existing multifunctional screwdriver has the defects that: when the screwdriver is used, because the moment needs to be increased, a longer cutter bar is often needed, and when the screwdriver is stored, the length of the handle and the cutter bar is longer, so that the screwdriver is inconvenient to store, and if the cutter bar is independently stored, the screwdriver is easy to lose.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a multifunctional screwdriver, which solves the problem that the prior screwdriver is not easy to store.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a multifunctional screwdriver, includes handle and tool bit structure, central activity cartridge has the screwdriver pole in the handle, screwdriver pole just is located one end top fixed mounting has the second spliced pole in the handle, the buckle is installed to second spliced pole top, the handle just is located the first movable slot of activity department beginning of second spliced pole, buckle top fixed mounting has first spliced pole, movable block is installed on first spliced pole top, movable block right side just is located buckle bump department top is installed the pressure head, the stopper is installed to buckle both sides wall, the handle just is located stopper activity department is opened there is first spacing groove, first movable slot both sides wall just is located buckle department is equipped with the latch.

Preferably, the screwdriver rod is provided with a tool bit fixing groove at one end outside the handle, the handle is provided with a plurality of tool bit fixing grooves at one end of the screwdriver rod, two pairs of second limit grooves are evenly arranged outside the tool bit fixing grooves, fixing pits are arranged in the side walls of the tool bit fixing grooves, and the tool bit structure is inserted into the tool bit fixing grooves.

Preferably, the tool bit structure includes the screwdriver bit, the fixed connecting pin that has of non-tool bit end of screwdriver bit, the connecting pin evenly is equipped with two pairs of spacer pins all around, the connecting pin is inside and be located be equipped with fixed bump between the spacer pin, in the connecting pin and hug closely fixed bump department is opened there is the second movable groove.

Preferably, the top end of the fixing protruding point is fixedly installed with the connecting pin, and the bottom end of the fixing protruding point moves in the second movable groove around the top end of the fixing protruding point.

Preferably, the size of the connecting pin and the size of the limiting pin are equal to the size of the cutter head fixing groove and the size of the second limiting groove, and the size of the fixing concave point is equal to the size of the fixing convex point.

Preferably, the protruding point at the lower end of the pressure head is aligned with the protruding point of the buckle, and the protruding teeth of the buckle are identical to the grooves of the clamping teeth in shape.

Advantageous effects

The utility model provides a multifunctional screwdriver, which has the following beneficial effects: this device can accomodate the cutter arbor in the handle when using, the hand supports the movable block and outwards promotes can stretch out the cutter arbor during the use, stretch out to required length back, the buckle can be fixed the cutter arbor with the perpendicular of draw-in groove, can push down the pressure head after finishing using, the hand supports the movable block simultaneously and inwards pulls, the pressure head is pressed the buckle and is pressed out the draw-in groove, just can withdraw the cutter arbor, the handle front end is equipped with a plurality of tool bit simultaneously and accomodates the chamber, can accomodate different tool bits simultaneously in the handle, the change of tool bit under the different operational environment of being convenient for improves the functionality of screwdriver when being convenient for accomodate.

Drawings

Fig. 1 is a schematic view of a multifunctional screwdriver according to the present utility model.

Fig. 2 is a telescopic structure diagram of the multifunctional screwdriver according to the present utility model.

Fig. 3 is a sectional view showing the telescopic structure of the multifunctional screw driver according to the present utility model.

Fig. 4 is a view showing a structure of a cutter head of the multifunctional screw driver according to the present utility model in a bottom cross-sectional view.

Fig. 5 is a diagram showing a structure of a tool bit of the multifunctional screw driver according to the present utility model.

Fig. 6 is a schematic cross-sectional view of a fixing structure of the multifunctional screwdriver according to the present utility model.

Fig. 7 is a schematic view of a fixing structure of the multifunctional screwdriver according to the present utility model.

Fig. 8 is a side view of the handle of the multi-functional screwdriver of the present utility model.

In the figure: 1. a handle; 2. a first movable groove; 3. a movable block; 4. a screwdriver rod; 5. a pressure head; 6. a buckle; 7. a first connection post; 8. latch teeth; 9. a second connection post; 10. a limiting block; 11. a first limit groove; 12. a screwdriver bit; 13. a connecting pin; 14. a limiting pin; 15. fixing the salient points; 16. a second movable groove; 17. a cutter head fixing groove; 18. fixing pits; 19. and the second limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, the present utility model provides a multifunctional screwdriver with the following technical scheme: including handle 1 and tool bit structure, central authorities activity cartridge has screw cutter arbor 4 in the handle 1, screw cutter arbor 4 just is located one end top fixed mounting has second spliced pole 9 in the handle 1, buckle 6 is installed on second spliced pole 9 top, handle 1 just is located first movable slot 2 of the movable part beginning of second spliced pole 9, buckle 6 top fixed mounting has first spliced pole 7, movable block 3 is installed on first spliced pole 7 top, movable block 3 right side just is located buckle 6 bump department top installs pressure head 5, stopper 10 is installed to buckle 6 both sides wall, handle 1 just is located stopper 10 movable department is opened there is first spacing groove 11, first movable slot 2 both sides wall just is located buckle 6 department is equipped with latch 8.

Further, the screwdriver rod 4 is provided with a tool bit fixing groove 17 in one end located at the outer side of the handle 1, the handle 1 is provided with a plurality of tool bit fixing grooves 17 at one end of the screwdriver rod 4, two pairs of second limit grooves 19 are evenly formed in the outer side of the tool bit fixing groove 17, fixing pits 18 are formed in the side wall of the tool bit fixing groove 17, and the tool bit structure is inserted in the tool bit fixing groove 17.

Further, the tool bit structure includes the screwdriver bit 12, the non-tool bit end fixed mounting of screwdriver bit 12 has connecting pin 13, connecting pin 13 evenly is equipped with two pairs of spacer pins 14 all around, connecting pin 13 is inside and be located be equipped with between the spacer pins 14 fixed bump 15, in the connecting pin 13 and hug closely fixed bump 15 department opens there is second movable groove 16.

Further, the top end of the fixing protruding point 15 is fixedly mounted with the connecting pin 13, and the bottom end of the fixing protruding point 15 moves around the top end thereof in the second movable groove 16.

Further, the dimensions of the connecting pin 13 and the limiting pin 14 are equal to those of the bit fixing groove 17 and the second limiting groove 19, and the dimensions of the fixing concave point 18 are equal to those of the protruding point 15.

Further, the protruding point at the lower end of the pressure head 5 is aligned with the protruding point of the buckle 6, and the protruding teeth of the buckle 6 are identical to the grooves of the latch 8 in shape.

Examples: when the device is used, the screwdriver rod 4 is stored in the handle 1, different types of screwdriver heads 12 are stored in different screwdriver head fixing grooves 17, when the device is required to be used, the screwdriver heads required by the working environment are firstly selected and pulled out of the screwdriver head fixing grooves 17, when the fixing convex points 15 in the fixing concave points 18 are subjected to outwards pulling acting force, the top ends of the fixing convex points 15 are fixedly connected with the connecting pins 13, the fixing convex points 15 rotate around the deformation of the top ends to enter the second movable grooves 16, after the screwdriver heads 12 are pulled out, the fixing convex points 15 are popped out again due to elastic deformation resilience force, the screwdriver heads are inserted into the screwdriver head fixing grooves 17 at the top ends of the screwdriver rods 4, the limiting pins 14 and the second limiting grooves 19 are pushed inwards, the fixing convex points 15 are clamped into the fixing concave points 18 in the same way, the fixing of the screwdriver heads is completed, fingers are prevented from pushing outwards at the movable blocks 3, when the screwdriver rods 4 are pushed forwards, the front directions of the clamping teeth 8 are all inclined planes, so that the clamping teeth 8 can be pushed forwards, after the screwdriver rods are pushed to the required length, the clamping teeth 6 are pushed downwards, the clamping teeth 8 are pushed downwards, the clamping teeth 4 can be pushed downwards, and can be prevented from being pushed downwards, and the screwdriver rods are pushed downwards, and are kept into contact with the corresponding to the perpendicular faces 5, and the screwdriver rods 4 are pushed downwards, and can be pushed downwards, and the screwdriver rods are prevented from being pushed upwards, and move upwards, and are pushed upwards, and the corresponding to the clamping heads 5, and are pushed 4, and are directly, and are pushed upwards, and are pushed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a multifunctional screwdriver, includes handle (1) and tool bit structure, its characterized in that, central authorities activity cartridge has screwdriver pole (4) in handle (1), screwdriver pole (4) just are located one end top fixed mounting has second spliced pole (9) in handle (1), buckle (6) are installed on second spliced pole (9) top, handle (1) just are located first movable groove (2) of the movable part beginning of second spliced pole (9), buckle (6) top fixed mounting has first spliced pole (7), movable block (3) are installed on first spliced pole (7) top, movable block (3) right side just are located buckle (6) bump department top is installed pressure head (5), stopper (10) are installed to buckle (6) both sides wall, handle (1) just are located stopper (10) movable part is opened there is first spacing groove (11), first movable groove (2) both sides wall just are located buckle (6) are equipped with tooth (8).

2. The multifunctional screwdriver according to claim 1, wherein a tool bit fixing groove (17) is formed in one end of the outer side of the screwdriver rod (4) and located at the outer side of the handle (1), a plurality of tool bit fixing grooves (17) are formed in one end of the handle (1) and located at the tool outlet edge of the screwdriver rod (4), two pairs of second limiting grooves (19) are uniformly formed in the outer side of the tool bit fixing groove (17), fixing concave points (18) are formed in the side wall of the tool bit fixing groove (17), and the tool bit structure is inserted into the tool bit fixing groove (17).

3. The multifunctional screwdriver according to claim 2, wherein the screwdriver head structure comprises a screwdriver head (12), a connecting pin (13) is fixedly arranged at the non-screwdriver head end of the screwdriver head (12), two pairs of limiting pins (14) are uniformly arranged around the connecting pin (13), fixing protruding points (15) are arranged inside the connecting pin (13) and between the limiting pins (14), and second movable grooves (16) are formed in the connecting pin (13) and are tightly attached to the fixing protruding points (15).

4. A multifunctional screw driver according to claim 3, characterized in that the top end of the fixing protruding point (15) is fixedly mounted with the connecting pin (13), and the bottom end of the fixing protruding point (15) moves around the top end thereof in the second movable groove (16).

5. A multifunctional screw driver according to claim 3, characterized in that the dimensions of the connecting pin (13) and the limit pin (14) are equal to the dimensions of the bit fixation groove (17) and the second limit groove (19), respectively, and the dimensions of the fixation pits (18) are equal to the dimensions of the fixation bumps (15).

6. The multifunctional screwdriver according to claim 1, wherein the protruding point at the lower end of the pressure head (5) is aligned with the protruding point of the buckle (6), and the protruding teeth of the buckle (6) are the same as the grooves of the latch (8).